diff options
157 files changed, 25095 insertions, 56 deletions
diff --git a/doc/src/qnamespace.qdoc b/doc/src/qnamespace.qdoc index fc4310b..9dc76a9 100644 --- a/doc/src/qnamespace.qdoc +++ b/doc/src/qnamespace.qdoc @@ -1199,6 +1199,11 @@ on Mac when using Carbon. This attribute has no effect on Cocoa. The attribute is off by default and can be enabled on a per-window basis. + \value WA_AcceptTouchEvents Allows touch events (see QTouchEvent) + to be sent to the widget. Must be set on all widgets that can + handle touch events. Without this attribute set, events from a + touch device will be sent as mouse events. + \omitvalue WA_SetLayoutDirection \omitvalue WA_InputMethodTransparent \omitvalue WA_WState_CompressKeys @@ -2678,3 +2683,53 @@ \sa QPixmapBorders, qDrawBorderPixmap() */ + +/*! \enum Qt::GestureType + \since 4.6 + + This enum lists standard gestures. + + \value UnknownGesture An unknown gesture. This enum value shouldn't be used. + \value TapGesture A single tap gesture. + \value DoubleTapGesture A double tap gesture. + \value TrippleTapGesture A tripple tap gesture. + \value TapAndHoldGesture A tap-and-hold (long tap) gesture. + \value PanGesture A pan gesture. + \value PinchGesture A pinch gesture. +*/ + +/*! + \enum Qt::GestureState + \since 4.6 + + This enum type describes the state of a gesture. + + \omitvalue NoGesture + \value GestureStarted A continuous gesture has started. + \value GestureUpdated A gesture continiues. + \value GestureFinished A gesture has finished. + + \sa QGesture +*/ + +/*! + \enum Qt::DirectionType + \since 4.6 + + This enum type describes directions. This could be used by the + gesture recognizers. + + \value NoDirection Non-specific direction. + \value LeftDownDirection + \value DownLeftDirection + \value DownDirection + \value RightDownDirection + \value DownRightDirection + \value LeftDirection + \value RightDirection + \value LeftUpDirection + \value UpLeftDirection + \value UpDirection + \value RightUpDirection + \value UpRightDirection +*/ diff --git a/examples/examples.pro b/examples/examples.pro index 41501a0..2d49103 100644 --- a/examples/examples.pro +++ b/examples/examples.pro @@ -20,7 +20,8 @@ SUBDIRS = \ widgets \ uitools \ xml \ - script + script \ + multitouch contains(QT_CONFIG, phonon):!static: SUBDIRS += phonon contains(QT_CONFIG, webkit): SUBDIRS += webkit diff --git a/examples/gestures/browser/Info_mac.plist b/examples/gestures/browser/Info_mac.plist new file mode 100644 index 0000000..5648631 --- /dev/null +++ b/examples/gestures/browser/Info_mac.plist @@ -0,0 +1,43 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE plist SYSTEM "file://localhost/System/Library/DTDs/PropertyList.dtd"> +<plist version="0.9"> +<dict> + <key>CFBundleIconFile</key> + <string>@ICON@</string> + <key>CFBundlePackageType</key> + <string>APPL</string> + <key>CFBundleGetInfoString</key> + <string>Created by Qt/QMake</string> + <key>CFBundleIdentifier</key> + <string>com.trolltech.DemoBrowser</string> + <key>CFBundleSignature</key> + <string>ttxt</string> + <key>CFBundleExecutable</key> + <string>@EXECUTABLE@</string> + <key>CFBundleDocumentTypes</key> + <array> + <dict> + <key>CFBundleTypeExtensions</key> + <array> + <string>html</string> + <string>htm</string> + <string>shtml</string> + <string>xht</string> + <string>xhtml</string> + </array> + <key>CFBundleTypeIconFile</key> + <string>@ICON@</string> + <key>CFBundleTypeName</key> + <string>HTML Document</string> + <key>CFBundleTypeOSTypes</key> + <array> + <string>HTML</string> + </array> + <key>CFBundleTypeRole</key> + <string>Viewer</string> + </dict> + </array> + <key>NOTE</key> + <string>DemoBrowser by Nokia Corporation and/or its subsidiary(-ies)</string> +</dict> +</plist> diff --git a/examples/gestures/browser/addbookmarkdialog.ui b/examples/gestures/browser/addbookmarkdialog.ui new file mode 100644 index 0000000..3460d7b --- /dev/null +++ b/examples/gestures/browser/addbookmarkdialog.ui @@ -0,0 +1,98 @@ +<ui version="4.0" > + <class>AddBookmarkDialog</class> + <widget class="QDialog" name="AddBookmarkDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>240</width> + <height>168</height> + </rect> + </property> + <property name="windowTitle" > + <string>Add Bookmark</string> + </property> + <layout class="QVBoxLayout" name="verticalLayout" > + <item> + <widget class="QLabel" name="label" > + <property name="text" > + <string>Type a name for the bookmark, and choose where to keep it.</string> + </property> + <property name="textFormat" > + <enum>Qt::PlainText</enum> + </property> + <property name="wordWrap" > + <bool>true</bool> + </property> + </widget> + </item> + <item> + <widget class="QLineEdit" name="name" /> + </item> + <item> + <widget class="QComboBox" name="location" /> + </item> + <item> + <spacer name="verticalSpacer" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>2</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="standardButtons" > + <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set> + </property> + <property name="centerButtons" > + <bool>false</bool> + </property> + </widget> + </item> + </layout> + </widget> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>AddBookmarkDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>248</x> + <y>254</y> + </hint> + <hint type="destinationlabel" > + <x>157</x> + <y>274</y> + </hint> + </hints> + </connection> + <connection> + <sender>buttonBox</sender> + <signal>rejected()</signal> + <receiver>AddBookmarkDialog</receiver> + <slot>reject()</slot> + <hints> + <hint type="sourcelabel" > + <x>316</x> + <y>260</y> + </hint> + <hint type="destinationlabel" > + <x>286</x> + <y>274</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/autosaver.cpp b/examples/gestures/browser/autosaver.cpp new file mode 100644 index 0000000..ea8c182 --- /dev/null +++ b/examples/gestures/browser/autosaver.cpp @@ -0,0 +1,94 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "autosaver.h" + +#include <QtCore/QDir> +#include <QtCore/QCoreApplication> +#include <QtCore/QMetaObject> +#include <QtDebug> + +#define AUTOSAVE_IN 1000 * 3 // seconds +#define MAXWAIT 1000 * 15 // seconds + +AutoSaver::AutoSaver(QObject *parent) : QObject(parent) +{ + Q_ASSERT(parent); +} + +AutoSaver::~AutoSaver() +{ + if (m_timer.isActive()) + qWarning() << "AutoSaver: still active when destroyed, changes not saved."; +} + +void AutoSaver::changeOccurred() +{ + if (m_firstChange.isNull()) + m_firstChange.start(); + + if (m_firstChange.elapsed() > MAXWAIT) { + saveIfNeccessary(); + } else { + m_timer.start(AUTOSAVE_IN, this); + } +} + +void AutoSaver::timerEvent(QTimerEvent *event) +{ + if (event->timerId() == m_timer.timerId()) { + saveIfNeccessary(); + } else { + QObject::timerEvent(event); + } +} + +void AutoSaver::saveIfNeccessary() +{ + if (!m_timer.isActive()) + return; + m_timer.stop(); + m_firstChange = QTime(); + if (!QMetaObject::invokeMethod(parent(), "save", Qt::DirectConnection)) { + qWarning() << "AutoSaver: error invoking slot save() on parent"; + } +} + diff --git a/examples/gestures/browser/autosaver.h b/examples/gestures/browser/autosaver.h new file mode 100644 index 0000000..e6f2b79 --- /dev/null +++ b/examples/gestures/browser/autosaver.h @@ -0,0 +1,76 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef AUTOSAVER_H +#define AUTOSAVER_H + +#include <QtCore/QObject> +#include <QtCore/QBasicTimer> +#include <QtCore/QTime> + +/* + This class will call the save() slot on the parent object when the parent changes. + It will wait several seconds after changed() to combining multiple changes and + prevent continuous writing to disk. + */ +class AutoSaver : public QObject { + +Q_OBJECT + +public: + AutoSaver(QObject *parent); + ~AutoSaver(); + void saveIfNeccessary(); + +public slots: + void changeOccurred(); + +protected: + void timerEvent(QTimerEvent *event); + +private: + QBasicTimer m_timer; + QTime m_firstChange; + +}; + +#endif // AUTOSAVER_H + diff --git a/examples/gestures/browser/bookmarks.cpp b/examples/gestures/browser/bookmarks.cpp new file mode 100644 index 0000000..56a4d89 --- /dev/null +++ b/examples/gestures/browser/bookmarks.cpp @@ -0,0 +1,987 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "bookmarks.h" + +#include "autosaver.h" +#include "browserapplication.h" +#include "history.h" +#include "xbel.h" + +#include <QtCore/QBuffer> +#include <QtCore/QFile> +#include <QtCore/QMimeData> + +#include <QtGui/QDesktopServices> +#include <QtGui/QDragEnterEvent> +#include <QtGui/QFileDialog> +#include <QtGui/QHeaderView> +#include <QtGui/QIcon> +#include <QtGui/QMessageBox> +#include <QtGui/QToolButton> + +#include <QtWebKit/QWebSettings> + +#include <QtCore/QDebug> + +#define BOOKMARKBAR "Bookmarks Bar" +#define BOOKMARKMENU "Bookmarks Menu" + +BookmarksManager::BookmarksManager(QObject *parent) + : QObject(parent) + , m_loaded(false) + , m_saveTimer(new AutoSaver(this)) + , m_bookmarkRootNode(0) + , m_bookmarkModel(0) +{ + connect(this, SIGNAL(entryAdded(BookmarkNode *)), + m_saveTimer, SLOT(changeOccurred())); + connect(this, SIGNAL(entryRemoved(BookmarkNode *, int, BookmarkNode *)), + m_saveTimer, SLOT(changeOccurred())); + connect(this, SIGNAL(entryChanged(BookmarkNode *)), + m_saveTimer, SLOT(changeOccurred())); +} + +BookmarksManager::~BookmarksManager() +{ + m_saveTimer->saveIfNeccessary(); +} + +void BookmarksManager::changeExpanded() +{ + m_saveTimer->changeOccurred(); +} + +void BookmarksManager::load() +{ + if (m_loaded) + return; + m_loaded = true; + + QString dir = QDesktopServices::storageLocation(QDesktopServices::DataLocation); + QString bookmarkFile = dir + QLatin1String("/bookmarks.xbel"); + if (!QFile::exists(bookmarkFile)) + bookmarkFile = QLatin1String(":defaultbookmarks.xbel"); + + XbelReader reader; + m_bookmarkRootNode = reader.read(bookmarkFile); + if (reader.error() != QXmlStreamReader::NoError) { + QMessageBox::warning(0, QLatin1String("Loading Bookmark"), + tr("Error when loading bookmarks on line %1, column %2:\n" + "%3").arg(reader.lineNumber()).arg(reader.columnNumber()).arg(reader.errorString())); + } + + BookmarkNode *toolbar = 0; + BookmarkNode *menu = 0; + QList<BookmarkNode*> others; + for (int i = m_bookmarkRootNode->children().count() - 1; i >= 0; --i) { + BookmarkNode *node = m_bookmarkRootNode->children().at(i); + if (node->type() == BookmarkNode::Folder) { + // Automatically convert + if (node->title == tr("Toolbar Bookmarks") && !toolbar) { + node->title = tr(BOOKMARKBAR); + } + if (node->title == tr(BOOKMARKBAR) && !toolbar) { + toolbar = node; + } + + // Automatically convert + if (node->title == tr("Menu") && !menu) { + node->title = tr(BOOKMARKMENU); + } + if (node->title == tr(BOOKMARKMENU) && !menu) { + menu = node; + } + } else { + others.append(node); + } + m_bookmarkRootNode->remove(node); + } + Q_ASSERT(m_bookmarkRootNode->children().count() == 0); + if (!toolbar) { + toolbar = new BookmarkNode(BookmarkNode::Folder, m_bookmarkRootNode); + toolbar->title = tr(BOOKMARKBAR); + } else { + m_bookmarkRootNode->add(toolbar); + } + + if (!menu) { + menu = new BookmarkNode(BookmarkNode::Folder, m_bookmarkRootNode); + menu->title = tr(BOOKMARKMENU); + } else { + m_bookmarkRootNode->add(menu); + } + + for (int i = 0; i < others.count(); ++i) + menu->add(others.at(i)); +} + +void BookmarksManager::save() const +{ + if (!m_loaded) + return; + + XbelWriter writer; + QString dir = QDesktopServices::storageLocation(QDesktopServices::DataLocation); + QString bookmarkFile = dir + QLatin1String("/bookmarks.xbel"); + if (!writer.write(bookmarkFile, m_bookmarkRootNode)) + qWarning() << "BookmarkManager: error saving to" << bookmarkFile; +} + +void BookmarksManager::addBookmark(BookmarkNode *parent, BookmarkNode *node, int row) +{ + if (!m_loaded) + return; + Q_ASSERT(parent); + InsertBookmarksCommand *command = new InsertBookmarksCommand(this, parent, node, row); + m_commands.push(command); +} + +void BookmarksManager::removeBookmark(BookmarkNode *node) +{ + if (!m_loaded) + return; + + Q_ASSERT(node); + BookmarkNode *parent = node->parent(); + int row = parent->children().indexOf(node); + RemoveBookmarksCommand *command = new RemoveBookmarksCommand(this, parent, row); + m_commands.push(command); +} + +void BookmarksManager::setTitle(BookmarkNode *node, const QString &newTitle) +{ + if (!m_loaded) + return; + + Q_ASSERT(node); + ChangeBookmarkCommand *command = new ChangeBookmarkCommand(this, node, newTitle, true); + m_commands.push(command); +} + +void BookmarksManager::setUrl(BookmarkNode *node, const QString &newUrl) +{ + if (!m_loaded) + return; + + Q_ASSERT(node); + ChangeBookmarkCommand *command = new ChangeBookmarkCommand(this, node, newUrl, false); + m_commands.push(command); +} + +BookmarkNode *BookmarksManager::bookmarks() +{ + if (!m_loaded) + load(); + return m_bookmarkRootNode; +} + +BookmarkNode *BookmarksManager::menu() +{ + if (!m_loaded) + load(); + + for (int i = m_bookmarkRootNode->children().count() - 1; i >= 0; --i) { + BookmarkNode *node = m_bookmarkRootNode->children().at(i); + if (node->title == tr(BOOKMARKMENU)) + return node; + } + Q_ASSERT(false); + return 0; +} + +BookmarkNode *BookmarksManager::toolbar() +{ + if (!m_loaded) + load(); + + for (int i = m_bookmarkRootNode->children().count() - 1; i >= 0; --i) { + BookmarkNode *node = m_bookmarkRootNode->children().at(i); + if (node->title == tr(BOOKMARKBAR)) + return node; + } + Q_ASSERT(false); + return 0; +} + +BookmarksModel *BookmarksManager::bookmarksModel() +{ + if (!m_bookmarkModel) + m_bookmarkModel = new BookmarksModel(this, this); + return m_bookmarkModel; +} + +void BookmarksManager::importBookmarks() +{ + QString fileName = QFileDialog::getOpenFileName(0, tr("Open File"), + QString(), + tr("XBEL (*.xbel *.xml)")); + if (fileName.isEmpty()) + return; + + XbelReader reader; + BookmarkNode *importRootNode = reader.read(fileName); + if (reader.error() != QXmlStreamReader::NoError) { + QMessageBox::warning(0, QLatin1String("Loading Bookmark"), + tr("Error when loading bookmarks on line %1, column %2:\n" + "%3").arg(reader.lineNumber()).arg(reader.columnNumber()).arg(reader.errorString())); + } + + importRootNode->setType(BookmarkNode::Folder); + importRootNode->title = (tr("Imported %1").arg(QDate::currentDate().toString(Qt::SystemLocaleShortDate))); + addBookmark(menu(), importRootNode); +} + +void BookmarksManager::exportBookmarks() +{ + QString fileName = QFileDialog::getSaveFileName(0, tr("Save File"), + tr("%1 Bookmarks.xbel").arg(QCoreApplication::applicationName()), + tr("XBEL (*.xbel *.xml)")); + if (fileName.isEmpty()) + return; + + XbelWriter writer; + if (!writer.write(fileName, m_bookmarkRootNode)) + QMessageBox::critical(0, tr("Export error"), tr("error saving bookmarks")); +} + +RemoveBookmarksCommand::RemoveBookmarksCommand(BookmarksManager *m_bookmarkManagaer, BookmarkNode *parent, int row) + : QUndoCommand(BookmarksManager::tr("Remove Bookmark")) + , m_row(row) + , m_bookmarkManagaer(m_bookmarkManagaer) + , m_node(parent->children().value(row)) + , m_parent(parent) + , m_done(false) +{ +} + +RemoveBookmarksCommand::~RemoveBookmarksCommand() +{ + if (m_done && !m_node->parent()) { + delete m_node; + } +} + +void RemoveBookmarksCommand::undo() +{ + m_parent->add(m_node, m_row); + emit m_bookmarkManagaer->entryAdded(m_node); + m_done = false; +} + +void RemoveBookmarksCommand::redo() +{ + m_parent->remove(m_node); + emit m_bookmarkManagaer->entryRemoved(m_parent, m_row, m_node); + m_done = true; +} + +InsertBookmarksCommand::InsertBookmarksCommand(BookmarksManager *m_bookmarkManagaer, + BookmarkNode *parent, BookmarkNode *node, int row) + : RemoveBookmarksCommand(m_bookmarkManagaer, parent, row) +{ + setText(BookmarksManager::tr("Insert Bookmark")); + m_node = node; +} + +ChangeBookmarkCommand::ChangeBookmarkCommand(BookmarksManager *m_bookmarkManagaer, BookmarkNode *node, + const QString &newValue, bool title) + : QUndoCommand() + , m_bookmarkManagaer(m_bookmarkManagaer) + , m_title(title) + , m_newValue(newValue) + , m_node(node) +{ + if (m_title) { + m_oldValue = m_node->title; + setText(BookmarksManager::tr("Name Change")); + } else { + m_oldValue = m_node->url; + setText(BookmarksManager::tr("Address Change")); + } +} + +void ChangeBookmarkCommand::undo() +{ + if (m_title) + m_node->title = m_oldValue; + else + m_node->url = m_oldValue; + emit m_bookmarkManagaer->entryChanged(m_node); +} + +void ChangeBookmarkCommand::redo() +{ + if (m_title) + m_node->title = m_newValue; + else + m_node->url = m_newValue; + emit m_bookmarkManagaer->entryChanged(m_node); +} + +BookmarksModel::BookmarksModel(BookmarksManager *bookmarkManager, QObject *parent) + : QAbstractItemModel(parent) + , m_endMacro(false) + , m_bookmarksManager(bookmarkManager) +{ + connect(bookmarkManager, SIGNAL(entryAdded(BookmarkNode *)), + this, SLOT(entryAdded(BookmarkNode *))); + connect(bookmarkManager, SIGNAL(entryRemoved(BookmarkNode *, int, BookmarkNode *)), + this, SLOT(entryRemoved(BookmarkNode *, int, BookmarkNode *))); + connect(bookmarkManager, SIGNAL(entryChanged(BookmarkNode *)), + this, SLOT(entryChanged(BookmarkNode *))); +} + +QModelIndex BookmarksModel::index(BookmarkNode *node) const +{ + BookmarkNode *parent = node->parent(); + if (!parent) + return QModelIndex(); + return createIndex(parent->children().indexOf(node), 0, node); +} + +void BookmarksModel::entryAdded(BookmarkNode *item) +{ + Q_ASSERT(item && item->parent()); + int row = item->parent()->children().indexOf(item); + BookmarkNode *parent = item->parent(); + // item was already added so remove beore beginInsertRows is called + parent->remove(item); + beginInsertRows(index(parent), row, row); + parent->add(item, row); + endInsertRows(); +} + +void BookmarksModel::entryRemoved(BookmarkNode *parent, int row, BookmarkNode *item) +{ + // item was already removed, re-add so beginRemoveRows works + parent->add(item, row); + beginRemoveRows(index(parent), row, row); + parent->remove(item); + endRemoveRows(); +} + +void BookmarksModel::entryChanged(BookmarkNode *item) +{ + QModelIndex idx = index(item); + emit dataChanged(idx, idx); +} + +bool BookmarksModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (row < 0 || count <= 0 || row + count > rowCount(parent)) + return false; + + BookmarkNode *bookmarkNode = node(parent); + for (int i = row + count - 1; i >= row; --i) { + BookmarkNode *node = bookmarkNode->children().at(i); + if (node == m_bookmarksManager->menu() + || node == m_bookmarksManager->toolbar()) + continue; + + m_bookmarksManager->removeBookmark(node); + } + if (m_endMacro) { + m_bookmarksManager->undoRedoStack()->endMacro(); + m_endMacro = false; + } + return true; +} + +QVariant BookmarksModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (orientation == Qt::Horizontal && role == Qt::DisplayRole) { + switch (section) { + case 0: return tr("Title"); + case 1: return tr("Address"); + } + } + return QAbstractItemModel::headerData(section, orientation, role); +} + +QVariant BookmarksModel::data(const QModelIndex &index, int role) const +{ + if (!index.isValid() || index.model() != this) + return QVariant(); + + const BookmarkNode *bookmarkNode = node(index); + switch (role) { + case Qt::EditRole: + case Qt::DisplayRole: + if (bookmarkNode->type() == BookmarkNode::Separator) { + switch (index.column()) { + case 0: return QString(50, 0xB7); + case 1: return QString(); + } + } + + switch (index.column()) { + case 0: return bookmarkNode->title; + case 1: return bookmarkNode->url; + } + break; + case BookmarksModel::UrlRole: + return QUrl(bookmarkNode->url); + break; + case BookmarksModel::UrlStringRole: + return bookmarkNode->url; + break; + case BookmarksModel::TypeRole: + return bookmarkNode->type(); + break; + case BookmarksModel::SeparatorRole: + return (bookmarkNode->type() == BookmarkNode::Separator); + break; + case Qt::DecorationRole: + if (index.column() == 0) { + if (bookmarkNode->type() == BookmarkNode::Folder) + return QApplication::style()->standardIcon(QStyle::SP_DirIcon); + return BrowserApplication::instance()->icon(bookmarkNode->url); + } + } + + return QVariant(); +} + +int BookmarksModel::columnCount(const QModelIndex &parent) const +{ + return (parent.column() > 0) ? 0 : 2; +} + +int BookmarksModel::rowCount(const QModelIndex &parent) const +{ + if (parent.column() > 0) + return 0; + + if (!parent.isValid()) + return m_bookmarksManager->bookmarks()->children().count(); + + const BookmarkNode *item = static_cast<BookmarkNode*>(parent.internalPointer()); + return item->children().count(); +} + +QModelIndex BookmarksModel::index(int row, int column, const QModelIndex &parent) const +{ + if (row < 0 || column < 0 || row >= rowCount(parent) || column >= columnCount(parent)) + return QModelIndex(); + + // get the parent node + BookmarkNode *parentNode = node(parent); + return createIndex(row, column, parentNode->children().at(row)); +} + +QModelIndex BookmarksModel::parent(const QModelIndex &index) const +{ + if (!index.isValid()) + return QModelIndex(); + + BookmarkNode *itemNode = node(index); + BookmarkNode *parentNode = (itemNode ? itemNode->parent() : 0); + if (!parentNode || parentNode == m_bookmarksManager->bookmarks()) + return QModelIndex(); + + // get the parent's row + BookmarkNode *grandParentNode = parentNode->parent(); + int parentRow = grandParentNode->children().indexOf(parentNode); + Q_ASSERT(parentRow >= 0); + return createIndex(parentRow, 0, parentNode); +} + +bool BookmarksModel::hasChildren(const QModelIndex &parent) const +{ + if (!parent.isValid()) + return true; + const BookmarkNode *parentNode = node(parent); + return (parentNode->type() == BookmarkNode::Folder); +} + +Qt::ItemFlags BookmarksModel::flags(const QModelIndex &index) const +{ + if (!index.isValid()) + return Qt::NoItemFlags; + + Qt::ItemFlags flags = Qt::ItemIsSelectable | Qt::ItemIsEnabled; + + BookmarkNode *bookmarkNode = node(index); + + if (bookmarkNode != m_bookmarksManager->menu() + && bookmarkNode != m_bookmarksManager->toolbar()) { + flags |= Qt::ItemIsDragEnabled; + if (bookmarkNode->type() != BookmarkNode::Separator) + flags |= Qt::ItemIsEditable; + } + if (hasChildren(index)) + flags |= Qt::ItemIsDropEnabled; + return flags; +} + +Qt::DropActions BookmarksModel::supportedDropActions () const +{ + return Qt::CopyAction | Qt::MoveAction; +} + +#define MIMETYPE QLatin1String("application/bookmarks.xbel") + +QStringList BookmarksModel::mimeTypes() const +{ + QStringList types; + types << MIMETYPE; + return types; +} + +QMimeData *BookmarksModel::mimeData(const QModelIndexList &indexes) const +{ + QMimeData *mimeData = new QMimeData(); + QByteArray data; + QDataStream stream(&data, QIODevice::WriteOnly); + foreach (QModelIndex index, indexes) { + if (index.column() != 0 || !index.isValid()) + continue; + QByteArray encodedData; + QBuffer buffer(&encodedData); + buffer.open(QBuffer::ReadWrite); + XbelWriter writer; + const BookmarkNode *parentNode = node(index); + writer.write(&buffer, parentNode); + stream << encodedData; + } + mimeData->setData(MIMETYPE, data); + return mimeData; +} + +bool BookmarksModel::dropMimeData(const QMimeData *data, + Qt::DropAction action, int row, int column, const QModelIndex &parent) +{ + if (action == Qt::IgnoreAction) + return true; + + if (!data->hasFormat(MIMETYPE) + || column > 0) + return false; + + QByteArray ba = data->data(MIMETYPE); + QDataStream stream(&ba, QIODevice::ReadOnly); + if (stream.atEnd()) + return false; + + QUndoStack *undoStack = m_bookmarksManager->undoRedoStack(); + undoStack->beginMacro(QLatin1String("Move Bookmarks")); + + while (!stream.atEnd()) { + QByteArray encodedData; + stream >> encodedData; + QBuffer buffer(&encodedData); + buffer.open(QBuffer::ReadOnly); + + XbelReader reader; + BookmarkNode *rootNode = reader.read(&buffer); + QList<BookmarkNode*> children = rootNode->children(); + for (int i = 0; i < children.count(); ++i) { + BookmarkNode *bookmarkNode = children.at(i); + rootNode->remove(bookmarkNode); + row = qMax(0, row); + BookmarkNode *parentNode = node(parent); + m_bookmarksManager->addBookmark(parentNode, bookmarkNode, row); + m_endMacro = true; + } + delete rootNode; + } + return true; +} + +bool BookmarksModel::setData(const QModelIndex &index, const QVariant &value, int role) +{ + if (!index.isValid() || (flags(index) & Qt::ItemIsEditable) == 0) + return false; + + BookmarkNode *item = node(index); + + switch (role) { + case Qt::EditRole: + case Qt::DisplayRole: + if (index.column() == 0) { + m_bookmarksManager->setTitle(item, value.toString()); + break; + } + if (index.column() == 1) { + m_bookmarksManager->setUrl(item, value.toString()); + break; + } + return false; + case BookmarksModel::UrlRole: + m_bookmarksManager->setUrl(item, value.toUrl().toString()); + break; + case BookmarksModel::UrlStringRole: + m_bookmarksManager->setUrl(item, value.toString()); + break; + default: + break; + return false; + } + + return true; +} + +BookmarkNode *BookmarksModel::node(const QModelIndex &index) const +{ + BookmarkNode *itemNode = static_cast<BookmarkNode*>(index.internalPointer()); + if (!itemNode) + return m_bookmarksManager->bookmarks(); + return itemNode; +} + + +AddBookmarkProxyModel::AddBookmarkProxyModel(QObject *parent) + : QSortFilterProxyModel(parent) +{ +} + +int AddBookmarkProxyModel::columnCount(const QModelIndex &parent) const +{ + return qMin(1, QSortFilterProxyModel::columnCount(parent)); +} + +bool AddBookmarkProxyModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const +{ + QModelIndex idx = sourceModel()->index(source_row, 0, source_parent); + return sourceModel()->hasChildren(idx); +} + +AddBookmarkDialog::AddBookmarkDialog(const QString &url, const QString &title, QWidget *parent, BookmarksManager *bookmarkManager) + : QDialog(parent) + , m_url(url) + , m_bookmarksManager(bookmarkManager) +{ + setWindowFlags(Qt::Sheet); + if (!m_bookmarksManager) + m_bookmarksManager = BrowserApplication::bookmarksManager(); + setupUi(this); + QTreeView *view = new QTreeView(this); + m_proxyModel = new AddBookmarkProxyModel(this); + BookmarksModel *model = m_bookmarksManager->bookmarksModel(); + m_proxyModel->setSourceModel(model); + view->setModel(m_proxyModel); + view->expandAll(); + view->header()->setStretchLastSection(true); + view->header()->hide(); + view->setItemsExpandable(false); + view->setRootIsDecorated(false); + view->setIndentation(10); + location->setModel(m_proxyModel); + view->show(); + location->setView(view); + BookmarkNode *menu = m_bookmarksManager->menu(); + QModelIndex idx = m_proxyModel->mapFromSource(model->index(menu)); + view->setCurrentIndex(idx); + location->setCurrentIndex(idx.row()); + name->setText(title); +} + +void AddBookmarkDialog::accept() +{ + QModelIndex index = location->view()->currentIndex(); + index = m_proxyModel->mapToSource(index); + if (!index.isValid()) + index = m_bookmarksManager->bookmarksModel()->index(0, 0); + BookmarkNode *parent = m_bookmarksManager->bookmarksModel()->node(index); + BookmarkNode *bookmark = new BookmarkNode(BookmarkNode::Bookmark); + bookmark->url = m_url; + bookmark->title = name->text(); + m_bookmarksManager->addBookmark(parent, bookmark); + QDialog::accept(); +} + +BookmarksMenu::BookmarksMenu(QWidget *parent) + : ModelMenu(parent) + , m_bookmarksManager(0) +{ + connect(this, SIGNAL(activated(const QModelIndex &)), + this, SLOT(activated(const QModelIndex &))); + setMaxRows(-1); + setHoverRole(BookmarksModel::UrlStringRole); + setSeparatorRole(BookmarksModel::SeparatorRole); +} + +void BookmarksMenu::activated(const QModelIndex &index) +{ + emit openUrl(index.data(BookmarksModel::UrlRole).toUrl()); +} + +bool BookmarksMenu::prePopulated() +{ + m_bookmarksManager = BrowserApplication::bookmarksManager(); + setModel(m_bookmarksManager->bookmarksModel()); + setRootIndex(m_bookmarksManager->bookmarksModel()->index(1, 0)); + // initial actions + for (int i = 0; i < m_initialActions.count(); ++i) + addAction(m_initialActions.at(i)); + if (!m_initialActions.isEmpty()) + addSeparator(); + createMenu(model()->index(0, 0), 1, this); + return true; +} + +void BookmarksMenu::setInitialActions(QList<QAction*> actions) +{ + m_initialActions = actions; + for (int i = 0; i < m_initialActions.count(); ++i) + addAction(m_initialActions.at(i)); +} + +BookmarksDialog::BookmarksDialog(QWidget *parent, BookmarksManager *manager) + : QDialog(parent) +{ + m_bookmarksManager = manager; + if (!m_bookmarksManager) + m_bookmarksManager = BrowserApplication::bookmarksManager(); + setupUi(this); + + tree->setUniformRowHeights(true); + tree->setSelectionBehavior(QAbstractItemView::SelectRows); + tree->setSelectionMode(QAbstractItemView::ContiguousSelection); + tree->setTextElideMode(Qt::ElideMiddle); + m_bookmarksModel = m_bookmarksManager->bookmarksModel(); + m_proxyModel = new TreeProxyModel(this); + connect(search, SIGNAL(textChanged(QString)), + m_proxyModel, SLOT(setFilterFixedString(QString))); + connect(removeButton, SIGNAL(clicked()), tree, SLOT(removeOne())); + m_proxyModel->setSourceModel(m_bookmarksModel); + tree->setModel(m_proxyModel); + tree->setDragDropMode(QAbstractItemView::InternalMove); + tree->setExpanded(m_proxyModel->index(0, 0), true); + tree->setAlternatingRowColors(true); + QFontMetrics fm(font()); + int header = fm.width(QLatin1Char('m')) * 40; + tree->header()->resizeSection(0, header); + tree->header()->setStretchLastSection(true); + connect(tree, SIGNAL(activated(const QModelIndex&)), + this, SLOT(open())); + tree->setContextMenuPolicy(Qt::CustomContextMenu); + connect(tree, SIGNAL(customContextMenuRequested(const QPoint &)), + this, SLOT(customContextMenuRequested(const QPoint &))); + connect(addFolderButton, SIGNAL(clicked()), + this, SLOT(newFolder())); + expandNodes(m_bookmarksManager->bookmarks()); + setAttribute(Qt::WA_DeleteOnClose); +} + +BookmarksDialog::~BookmarksDialog() +{ + if (saveExpandedNodes(tree->rootIndex())) + m_bookmarksManager->changeExpanded(); +} + +bool BookmarksDialog::saveExpandedNodes(const QModelIndex &parent) +{ + bool changed = false; + for (int i = 0; i < m_proxyModel->rowCount(parent); ++i) { + QModelIndex child = m_proxyModel->index(i, 0, parent); + QModelIndex sourceIndex = m_proxyModel->mapToSource(child); + BookmarkNode *childNode = m_bookmarksModel->node(sourceIndex); + bool wasExpanded = childNode->expanded; + if (tree->isExpanded(child)) { + childNode->expanded = true; + changed |= saveExpandedNodes(child); + } else { + childNode->expanded = false; + } + changed |= (wasExpanded != childNode->expanded); + } + return changed; +} + +void BookmarksDialog::expandNodes(BookmarkNode *node) +{ + for (int i = 0; i < node->children().count(); ++i) { + BookmarkNode *childNode = node->children()[i]; + if (childNode->expanded) { + QModelIndex idx = m_bookmarksModel->index(childNode); + idx = m_proxyModel->mapFromSource(idx); + tree->setExpanded(idx, true); + expandNodes(childNode); + } + } +} + +void BookmarksDialog::customContextMenuRequested(const QPoint &pos) +{ + QMenu menu; + QModelIndex index = tree->indexAt(pos); + index = index.sibling(index.row(), 0); + if (index.isValid() && !tree->model()->hasChildren(index)) { + menu.addAction(tr("Open"), this, SLOT(open())); + menu.addSeparator(); + } + menu.addAction(tr("Delete"), tree, SLOT(removeOne())); + menu.exec(QCursor::pos()); +} + +void BookmarksDialog::open() +{ + QModelIndex index = tree->currentIndex(); + if (!index.parent().isValid()) + return; + emit openUrl(index.sibling(index.row(), 1).data(BookmarksModel::UrlRole).toUrl()); +} + +void BookmarksDialog::newFolder() +{ + QModelIndex currentIndex = tree->currentIndex(); + QModelIndex idx = currentIndex; + if (idx.isValid() && !idx.model()->hasChildren(idx)) + idx = idx.parent(); + if (!idx.isValid()) + idx = tree->rootIndex(); + idx = m_proxyModel->mapToSource(idx); + BookmarkNode *parent = m_bookmarksManager->bookmarksModel()->node(idx); + BookmarkNode *node = new BookmarkNode(BookmarkNode::Folder); + node->title = tr("New Folder"); + m_bookmarksManager->addBookmark(parent, node, currentIndex.row() + 1); +} + +BookmarksToolBar::BookmarksToolBar(BookmarksModel *model, QWidget *parent) + : QToolBar(tr("Bookmark"), parent) + , m_bookmarksModel(model) +{ + connect(this, SIGNAL(actionTriggered(QAction*)), this, SLOT(triggered(QAction*))); + setRootIndex(model->index(0, 0)); + connect(m_bookmarksModel, SIGNAL(modelReset()), this, SLOT(build())); + connect(m_bookmarksModel, SIGNAL(rowsInserted(const QModelIndex &, int, int)), this, SLOT(build())); + connect(m_bookmarksModel, SIGNAL(rowsRemoved(const QModelIndex &, int, int)), this, SLOT(build())); + connect(m_bookmarksModel, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), this, SLOT(build())); + setAcceptDrops(true); +} + +void BookmarksToolBar::dragEnterEvent(QDragEnterEvent *event) +{ + const QMimeData *mimeData = event->mimeData(); + if (mimeData->hasUrls()) + event->acceptProposedAction(); + QToolBar::dragEnterEvent(event); +} + +void BookmarksToolBar::dropEvent(QDropEvent *event) +{ + const QMimeData *mimeData = event->mimeData(); + if (mimeData->hasUrls() && mimeData->hasText()) { + QList<QUrl> urls = mimeData->urls(); + QAction *action = actionAt(event->pos()); + QString dropText; + if (action) + dropText = action->text(); + int row = -1; + QModelIndex parentIndex = m_root; + for (int i = 0; i < m_bookmarksModel->rowCount(m_root); ++i) { + QModelIndex idx = m_bookmarksModel->index(i, 0, m_root); + QString title = idx.data().toString(); + if (title == dropText) { + row = i; + if (m_bookmarksModel->hasChildren(idx)) { + parentIndex = idx; + row = -1; + } + break; + } + } + BookmarkNode *bookmark = new BookmarkNode(BookmarkNode::Bookmark); + bookmark->url = urls.at(0).toString(); + bookmark->title = mimeData->text(); + + BookmarkNode *parent = m_bookmarksModel->node(parentIndex); + BookmarksManager *bookmarksManager = m_bookmarksModel->bookmarksManager(); + bookmarksManager->addBookmark(parent, bookmark, row); + event->acceptProposedAction(); + } + QToolBar::dropEvent(event); +} + + +void BookmarksToolBar::setRootIndex(const QModelIndex &index) +{ + m_root = index; + build(); +} + +QModelIndex BookmarksToolBar::rootIndex() const +{ + return m_root; +} + +void BookmarksToolBar::build() +{ + clear(); + for (int i = 0; i < m_bookmarksModel->rowCount(m_root); ++i) { + QModelIndex idx = m_bookmarksModel->index(i, 0, m_root); + if (m_bookmarksModel->hasChildren(idx)) { + QToolButton *button = new QToolButton(this); + button->setPopupMode(QToolButton::InstantPopup); + button->setArrowType(Qt::DownArrow); + button->setText(idx.data().toString()); + ModelMenu *menu = new ModelMenu(this); + connect(menu, SIGNAL(activated(const QModelIndex &)), + this, SLOT(activated(const QModelIndex &))); + menu->setModel(m_bookmarksModel); + menu->setRootIndex(idx); + menu->addAction(new QAction(menu)); + button->setMenu(menu); + button->setToolButtonStyle(Qt::ToolButtonTextOnly); + QAction *a = addWidget(button); + a->setText(idx.data().toString()); + } else { + QAction *action = addAction(idx.data().toString()); + action->setData(idx.data(BookmarksModel::UrlRole)); + } + } +} + +void BookmarksToolBar::triggered(QAction *action) +{ + QVariant v = action->data(); + if (v.canConvert<QUrl>()) { + emit openUrl(v.toUrl()); + } +} + +void BookmarksToolBar::activated(const QModelIndex &index) +{ + emit openUrl(index.data(BookmarksModel::UrlRole).toUrl()); +} + diff --git a/examples/gestures/browser/bookmarks.h b/examples/gestures/browser/bookmarks.h new file mode 100644 index 0000000..b25ce8d --- /dev/null +++ b/examples/gestures/browser/bookmarks.h @@ -0,0 +1,310 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef BOOKMARKS_H +#define BOOKMARKS_H + +#include <QtCore/QObject> +#include <QtCore/QAbstractItemModel> + +#include <QtGui/QUndoCommand> + +/*! + Bookmark manager, owner of the bookmarks, loads, saves and basic tasks + */ +class AutoSaver; +class BookmarkNode; +class BookmarksModel; +class BookmarksManager : public QObject +{ + Q_OBJECT + +signals: + void entryAdded(BookmarkNode *item); + void entryRemoved(BookmarkNode *parent, int row, BookmarkNode *item); + void entryChanged(BookmarkNode *item); + +public: + BookmarksManager(QObject *parent = 0); + ~BookmarksManager(); + + void addBookmark(BookmarkNode *parent, BookmarkNode *node, int row = -1); + void removeBookmark(BookmarkNode *node); + void setTitle(BookmarkNode *node, const QString &newTitle); + void setUrl(BookmarkNode *node, const QString &newUrl); + void changeExpanded(); + + BookmarkNode *bookmarks(); + BookmarkNode *menu(); + BookmarkNode *toolbar(); + + BookmarksModel *bookmarksModel(); + QUndoStack *undoRedoStack() { return &m_commands; }; + +public slots: + void importBookmarks(); + void exportBookmarks(); + +private slots: + void save() const; + +private: + void load(); + + bool m_loaded; + AutoSaver *m_saveTimer; + BookmarkNode *m_bookmarkRootNode; + BookmarksModel *m_bookmarkModel; + QUndoStack m_commands; + + friend class RemoveBookmarksCommand; + friend class ChangeBookmarkCommand; +}; + +class RemoveBookmarksCommand : public QUndoCommand +{ + +public: + RemoveBookmarksCommand(BookmarksManager *m_bookmarkManagaer, BookmarkNode *parent, int row); + ~RemoveBookmarksCommand(); + void undo(); + void redo(); + +protected: + int m_row; + BookmarksManager *m_bookmarkManagaer; + BookmarkNode *m_node; + BookmarkNode *m_parent; + bool m_done; +}; + +class InsertBookmarksCommand : public RemoveBookmarksCommand +{ + +public: + InsertBookmarksCommand(BookmarksManager *m_bookmarkManagaer, + BookmarkNode *parent, BookmarkNode *node, int row); + void undo() { RemoveBookmarksCommand::redo(); } + void redo() { RemoveBookmarksCommand::undo(); } + +}; + +class ChangeBookmarkCommand : public QUndoCommand +{ + +public: + ChangeBookmarkCommand(BookmarksManager *m_bookmarkManagaer, + BookmarkNode *node, const QString &newValue, bool title); + void undo(); + void redo(); + +private: + BookmarksManager *m_bookmarkManagaer; + bool m_title; + QString m_oldValue; + QString m_newValue; + BookmarkNode *m_node; +}; + +/*! + BookmarksModel is a QAbstractItemModel wrapper around the BookmarkManager + */ +#include <QtGui/QIcon> +class BookmarksModel : public QAbstractItemModel +{ + Q_OBJECT + +public slots: + void entryAdded(BookmarkNode *item); + void entryRemoved(BookmarkNode *parent, int row, BookmarkNode *item); + void entryChanged(BookmarkNode *item); + +public: + enum Roles { + TypeRole = Qt::UserRole + 1, + UrlRole = Qt::UserRole + 2, + UrlStringRole = Qt::UserRole + 3, + SeparatorRole = Qt::UserRole + 4 + }; + + BookmarksModel(BookmarksManager *bookmarkManager, QObject *parent = 0); + inline BookmarksManager *bookmarksManager() const { return m_bookmarksManager; } + + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const; + QModelIndex parent(const QModelIndex& index= QModelIndex()) const; + Qt::ItemFlags flags(const QModelIndex &index) const; + Qt::DropActions supportedDropActions () const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole); + QMimeData *mimeData(const QModelIndexList &indexes) const; + QStringList mimeTypes() const; + bool dropMimeData(const QMimeData *data, + Qt::DropAction action, int row, int column, const QModelIndex &parent); + bool hasChildren(const QModelIndex &parent = QModelIndex()) const; + + BookmarkNode *node(const QModelIndex &index) const; + QModelIndex index(BookmarkNode *node) const; + +private: + + bool m_endMacro; + BookmarksManager *m_bookmarksManager; +}; + +// Menu that is dynamically populated from the bookmarks +#include "modelmenu.h" +class BookmarksMenu : public ModelMenu +{ + Q_OBJECT + +signals: + void openUrl(const QUrl &url); + +public: + BookmarksMenu(QWidget *parent = 0); + void setInitialActions(QList<QAction*> actions); + +protected: + bool prePopulated(); + +private slots: + void activated(const QModelIndex &index); + +private: + BookmarksManager *m_bookmarksManager; + QList<QAction*> m_initialActions; +}; + +/* + Proxy model that filters out the bookmarks so only the folders + are left behind. Used in the add bookmark dialog combobox. + */ +#include <QtGui/QSortFilterProxyModel> +class AddBookmarkProxyModel : public QSortFilterProxyModel +{ + Q_OBJECT +public: + AddBookmarkProxyModel(QObject * parent = 0); + int columnCount(const QModelIndex & parent = QModelIndex()) const; + +protected: + bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const; +}; + +/*! + Add bookmark dialog + */ +#include "ui_addbookmarkdialog.h" +class AddBookmarkDialog : public QDialog, public Ui_AddBookmarkDialog +{ + Q_OBJECT + +public: + AddBookmarkDialog(const QString &url, const QString &title, QWidget *parent = 0, BookmarksManager *bookmarkManager = 0); + +private slots: + void accept(); + +private: + QString m_url; + BookmarksManager *m_bookmarksManager; + AddBookmarkProxyModel *m_proxyModel; +}; + +#include "ui_bookmarks.h" +class TreeProxyModel; +class BookmarksDialog : public QDialog, public Ui_BookmarksDialog +{ + Q_OBJECT + +signals: + void openUrl(const QUrl &url); + +public: + BookmarksDialog(QWidget *parent = 0, BookmarksManager *manager = 0); + ~BookmarksDialog(); + +private slots: + void customContextMenuRequested(const QPoint &pos); + void open(); + void newFolder(); + +private: + void expandNodes(BookmarkNode *node); + bool saveExpandedNodes(const QModelIndex &parent); + + BookmarksManager *m_bookmarksManager; + BookmarksModel *m_bookmarksModel; + TreeProxyModel *m_proxyModel; +}; + +#include <QtGui/QToolBar> +class BookmarksToolBar : public QToolBar +{ + Q_OBJECT + +signals: + void openUrl(const QUrl &url); + +public: + BookmarksToolBar(BookmarksModel *model, QWidget *parent = 0); + void setRootIndex(const QModelIndex &index); + QModelIndex rootIndex() const; + +protected: + void dragEnterEvent(QDragEnterEvent *event); + void dropEvent(QDropEvent *event); + +private slots: + void triggered(QAction *action); + void activated(const QModelIndex &index); + void build(); + +private: + BookmarksModel *m_bookmarksModel; + QPersistentModelIndex m_root; +}; + +#endif // BOOKMARKS_H diff --git a/examples/gestures/browser/bookmarks.ui b/examples/gestures/browser/bookmarks.ui new file mode 100644 index 0000000..c893e94 --- /dev/null +++ b/examples/gestures/browser/bookmarks.ui @@ -0,0 +1,106 @@ +<ui version="4.0" > + <class>BookmarksDialog</class> + <widget class="QDialog" name="BookmarksDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>758</width> + <height>450</height> + </rect> + </property> + <property name="windowTitle" > + <string>Bookmarks</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="0" column="0" > + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>252</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item row="0" column="1" > + <widget class="SearchLineEdit" name="search" /> + </item> + <item row="1" column="0" colspan="2" > + <widget class="EditTreeView" name="tree" /> + </item> + <item row="2" column="0" colspan="2" > + <layout class="QHBoxLayout" > + <item> + <widget class="QPushButton" name="removeButton" > + <property name="text" > + <string>&Remove</string> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="addFolderButton" > + <property name="text" > + <string>Add Folder</string> + </property> + </widget> + </item> + <item> + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>40</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="standardButtons" > + <set>QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>SearchLineEdit</class> + <extends>QLineEdit</extends> + <header>searchlineedit.h</header> + </customwidget> + <customwidget> + <class>EditTreeView</class> + <extends>QTreeView</extends> + <header>edittreeview.h</header> + </customwidget> + </customwidgets> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>BookmarksDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>472</x> + <y>329</y> + </hint> + <hint type="destinationlabel" > + <x>461</x> + <y>356</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/browser.icns b/examples/gestures/browser/browser.icns Binary files differnew file mode 100644 index 0000000..f591ae4 --- /dev/null +++ b/examples/gestures/browser/browser.icns diff --git a/examples/gestures/browser/browser.ico b/examples/gestures/browser/browser.ico Binary files differnew file mode 100644 index 0000000..7f9be93 --- /dev/null +++ b/examples/gestures/browser/browser.ico diff --git a/examples/gestures/browser/browser.pro b/examples/gestures/browser/browser.pro new file mode 100644 index 0000000..d970f99 --- /dev/null +++ b/examples/gestures/browser/browser.pro @@ -0,0 +1,91 @@ +TEMPLATE = app +TARGET = browser +QT += webkit network + +CONFIG += qt warn_on +contains(QT_BUILD_PARTS, tools): CONFIG += uitools +else: DEFINES += QT_NO_UITOOLS + +FORMS += \ + addbookmarkdialog.ui \ + bookmarks.ui \ + cookies.ui \ + cookiesexceptions.ui \ + downloaditem.ui \ + downloads.ui \ + history.ui \ + passworddialog.ui \ + proxy.ui \ + settings.ui + +HEADERS += \ + autosaver.h \ + bookmarks.h \ + browserapplication.h \ + browsermainwindow.h \ + chasewidget.h \ + cookiejar.h \ + downloadmanager.h \ + edittableview.h \ + edittreeview.h \ + history.h \ + modelmenu.h \ + networkaccessmanager.h \ + searchlineedit.h \ + settings.h \ + squeezelabel.h \ + tabwidget.h \ + toolbarsearch.h \ + urllineedit.h \ + webview.h \ + xbel.h + +SOURCES += \ + autosaver.cpp \ + bookmarks.cpp \ + browserapplication.cpp \ + browsermainwindow.cpp \ + chasewidget.cpp \ + cookiejar.cpp \ + downloadmanager.cpp \ + edittableview.cpp \ + edittreeview.cpp \ + history.cpp \ + modelmenu.cpp \ + networkaccessmanager.cpp \ + searchlineedit.cpp \ + settings.cpp \ + squeezelabel.cpp \ + tabwidget.cpp \ + toolbarsearch.cpp \ + urllineedit.cpp \ + webview.cpp \ + xbel.cpp \ + main.cpp + +RESOURCES += data/data.qrc htmls/htmls.qrc + +build_all:!build_pass { + CONFIG -= build_all + CONFIG += release +} + +win32 { + RC_FILE = browser.rc +} + +mac { + ICON = browser.icns + QMAKE_INFO_PLIST = Info_mac.plist + TARGET = Browser +} + +wince*: { + DEPLOYMENT_PLUGIN += qjpeg qgif +} + +# install +target.path = $$[QT_INSTALL_DEMOS]/browser +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS *.plist *.icns *.ico *.rc *.pro *.html *.doc images htmls +sources.path = $$[QT_INSTALL_DEMOS]/browser +INSTALLS += target sources diff --git a/examples/gestures/browser/browser.rc b/examples/gestures/browser/browser.rc new file mode 100644 index 0000000..89a237c --- /dev/null +++ b/examples/gestures/browser/browser.rc @@ -0,0 +1,2 @@ +IDI_ICON1 ICON DISCARDABLE "browser.ico" + diff --git a/examples/gestures/browser/browserapplication.cpp b/examples/gestures/browser/browserapplication.cpp new file mode 100644 index 0000000..5a1d880 --- /dev/null +++ b/examples/gestures/browser/browserapplication.cpp @@ -0,0 +1,447 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "browserapplication.h" + +#include "bookmarks.h" +#include "browsermainwindow.h" +#include "cookiejar.h" +#include "downloadmanager.h" +#include "history.h" +#include "networkaccessmanager.h" +#include "tabwidget.h" +#include "webview.h" + +#include <QtCore/QBuffer> +#include <QtCore/QDir> +#include <QtCore/QLibraryInfo> +#include <QtCore/QSettings> +#include <QtCore/QTextStream> +#include <QtCore/QTranslator> + +#include <QtGui/QDesktopServices> +#include <QtGui/QFileOpenEvent> + +#include <QtNetwork/QLocalServer> +#include <QtNetwork/QLocalSocket> +#include <QtNetwork/QNetworkProxy> + +#include <QtWebKit/QWebSettings> + +#include <QtCore/QDebug> + +DownloadManager *BrowserApplication::s_downloadManager = 0; +HistoryManager *BrowserApplication::s_historyManager = 0; +NetworkAccessManager *BrowserApplication::s_networkAccessManager = 0; +BookmarksManager *BrowserApplication::s_bookmarksManager = 0; + +BrowserApplication::BrowserApplication(int &argc, char **argv) + : QApplication(argc, argv) + , m_localServer(0) +{ + QCoreApplication::setOrganizationName(QLatin1String("Trolltech")); + QCoreApplication::setApplicationName(QLatin1String("demobrowser")); + QCoreApplication::setApplicationVersion(QLatin1String("0.1")); +#ifdef Q_WS_QWS + // Use a different server name for QWS so we can run an X11 + // browser and a QWS browser in parallel on the same machine for + // debugging + QString serverName = QCoreApplication::applicationName() + QLatin1String("_qws"); +#else + QString serverName = QCoreApplication::applicationName(); +#endif + QLocalSocket socket; + socket.connectToServer(serverName); + if (socket.waitForConnected(500)) { + QTextStream stream(&socket); + QStringList args = QCoreApplication::arguments(); + if (args.count() > 1) + stream << args.last(); + else + stream << QString(); + stream.flush(); + socket.waitForBytesWritten(); + return; + } + +#if defined(Q_WS_MAC) + QApplication::setQuitOnLastWindowClosed(false); +#else + QApplication::setQuitOnLastWindowClosed(true); +#endif + + m_localServer = new QLocalServer(this); + connect(m_localServer, SIGNAL(newConnection()), + this, SLOT(newLocalSocketConnection())); + if (!m_localServer->listen(serverName)) { + if (m_localServer->serverError() == QAbstractSocket::AddressInUseError + && QFile::exists(m_localServer->serverName())) { + QFile::remove(m_localServer->serverName()); + m_localServer->listen(serverName); + } + } + + QDesktopServices::setUrlHandler(QLatin1String("http"), this, "openUrl"); + QString localSysName = QLocale::system().name(); + + installTranslator(QLatin1String("qt_") + localSysName); + + QSettings settings; + settings.beginGroup(QLatin1String("sessions")); + m_lastSession = settings.value(QLatin1String("lastSession")).toByteArray(); + settings.endGroup(); + +#if defined(Q_WS_MAC) + connect(this, SIGNAL(lastWindowClosed()), + this, SLOT(lastWindowClosed())); +#endif + + QTimer::singleShot(0, this, SLOT(postLaunch())); +} + +BrowserApplication::~BrowserApplication() +{ + delete s_downloadManager; + for (int i = 0; i < m_mainWindows.size(); ++i) { + BrowserMainWindow *window = m_mainWindows.at(i); + delete window; + } + delete s_networkAccessManager; + delete s_bookmarksManager; +} + +#if defined(Q_WS_MAC) +void BrowserApplication::lastWindowClosed() +{ + clean(); + BrowserMainWindow *mw = new BrowserMainWindow; + mw->slotHome(); + m_mainWindows.prepend(mw); +} +#endif + +BrowserApplication *BrowserApplication::instance() +{ + return (static_cast<BrowserApplication *>(QCoreApplication::instance())); +} + +#if defined(Q_WS_MAC) +#include <QtGui/QMessageBox> +void BrowserApplication::quitBrowser() +{ + clean(); + int tabCount = 0; + for (int i = 0; i < m_mainWindows.count(); ++i) { + tabCount =+ m_mainWindows.at(i)->tabWidget()->count(); + } + + if (tabCount > 1) { + int ret = QMessageBox::warning(mainWindow(), QString(), + tr("There are %1 windows and %2 tabs open\n" + "Do you want to quit anyway?").arg(m_mainWindows.count()).arg(tabCount), + QMessageBox::Yes | QMessageBox::No, + QMessageBox::No); + if (ret == QMessageBox::No) + return; + } + + exit(0); +} +#endif + +/*! + Any actions that can be delayed until the window is visible + */ +void BrowserApplication::postLaunch() +{ + QString directory = QDesktopServices::storageLocation(QDesktopServices::DataLocation); + if (directory.isEmpty()) + directory = QDir::homePath() + QLatin1String("/.") + QCoreApplication::applicationName(); + QWebSettings::setIconDatabasePath(directory); + + setWindowIcon(QIcon(QLatin1String(":browser.svg"))); + + loadSettings(); + + // newMainWindow() needs to be called in main() for this to happen + if (m_mainWindows.count() > 0) { + QStringList args = QCoreApplication::arguments(); + if (args.count() > 1) + mainWindow()->loadPage(args.last()); + else + mainWindow()->slotHome(); + } + BrowserApplication::historyManager(); +} + +void BrowserApplication::loadSettings() +{ + QSettings settings; + settings.beginGroup(QLatin1String("websettings")); + + QWebSettings *defaultSettings = QWebSettings::globalSettings(); + QString standardFontFamily = defaultSettings->fontFamily(QWebSettings::StandardFont); + int standardFontSize = defaultSettings->fontSize(QWebSettings::DefaultFontSize); + QFont standardFont = QFont(standardFontFamily, standardFontSize); + standardFont = qVariantValue<QFont>(settings.value(QLatin1String("standardFont"), standardFont)); + defaultSettings->setFontFamily(QWebSettings::StandardFont, standardFont.family()); + defaultSettings->setFontSize(QWebSettings::DefaultFontSize, standardFont.pointSize()); + + QString fixedFontFamily = defaultSettings->fontFamily(QWebSettings::FixedFont); + int fixedFontSize = defaultSettings->fontSize(QWebSettings::DefaultFixedFontSize); + QFont fixedFont = QFont(fixedFontFamily, fixedFontSize); + fixedFont = qVariantValue<QFont>(settings.value(QLatin1String("fixedFont"), fixedFont)); + defaultSettings->setFontFamily(QWebSettings::FixedFont, fixedFont.family()); + defaultSettings->setFontSize(QWebSettings::DefaultFixedFontSize, fixedFont.pointSize()); + + defaultSettings->setAttribute(QWebSettings::JavascriptEnabled, settings.value(QLatin1String("enableJavascript"), true).toBool()); + defaultSettings->setAttribute(QWebSettings::PluginsEnabled, settings.value(QLatin1String("enablePlugins"), true).toBool()); + + QUrl url = settings.value(QLatin1String("userStyleSheet")).toUrl(); + defaultSettings->setUserStyleSheetUrl(url); + + settings.endGroup(); +} + +QList<BrowserMainWindow*> BrowserApplication::mainWindows() +{ + clean(); + QList<BrowserMainWindow*> list; + for (int i = 0; i < m_mainWindows.count(); ++i) + list.append(m_mainWindows.at(i)); + return list; +} + +void BrowserApplication::clean() +{ + // cleanup any deleted main windows first + for (int i = m_mainWindows.count() - 1; i >= 0; --i) + if (m_mainWindows.at(i).isNull()) + m_mainWindows.removeAt(i); +} + +void BrowserApplication::saveSession() +{ + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) + return; + + clean(); + + QSettings settings; + settings.beginGroup(QLatin1String("sessions")); + + QByteArray data; + QBuffer buffer(&data); + QDataStream stream(&buffer); + buffer.open(QIODevice::ReadWrite); + + stream << m_mainWindows.count(); + for (int i = 0; i < m_mainWindows.count(); ++i) + stream << m_mainWindows.at(i)->saveState(); + settings.setValue(QLatin1String("lastSession"), data); + settings.endGroup(); +} + +bool BrowserApplication::canRestoreSession() const +{ + return !m_lastSession.isEmpty(); +} + +void BrowserApplication::restoreLastSession() +{ + QList<QByteArray> windows; + QBuffer buffer(&m_lastSession); + QDataStream stream(&buffer); + buffer.open(QIODevice::ReadOnly); + int windowCount; + stream >> windowCount; + for (int i = 0; i < windowCount; ++i) { + QByteArray windowState; + stream >> windowState; + windows.append(windowState); + } + for (int i = 0; i < windows.count(); ++i) { + BrowserMainWindow *newWindow = 0; + if (m_mainWindows.count() == 1 + && mainWindow()->tabWidget()->count() == 1 + && mainWindow()->currentTab()->url() == QUrl()) { + newWindow = mainWindow(); + } else { + newWindow = newMainWindow(); + } + newWindow->restoreState(windows.at(i)); + } +} + +bool BrowserApplication::isTheOnlyBrowser() const +{ + return (m_localServer != 0); +} + +void BrowserApplication::installTranslator(const QString &name) +{ + QTranslator *translator = new QTranslator(this); + translator->load(name, QLibraryInfo::location(QLibraryInfo::TranslationsPath)); + QApplication::installTranslator(translator); +} + +#if defined(Q_WS_MAC) +bool BrowserApplication::event(QEvent* event) +{ + switch (event->type()) { + case QEvent::ApplicationActivate: { + clean(); + if (!m_mainWindows.isEmpty()) { + BrowserMainWindow *mw = mainWindow(); + if (mw && !mw->isMinimized()) { + mainWindow()->show(); + } + return true; + } + } + case QEvent::FileOpen: + if (!m_mainWindows.isEmpty()) { + mainWindow()->loadPage(static_cast<QFileOpenEvent *>(event)->file()); + return true; + } + default: + break; + } + return QApplication::event(event); +} +#endif + +void BrowserApplication::openUrl(const QUrl &url) +{ + mainWindow()->loadPage(url.toString()); +} + +BrowserMainWindow *BrowserApplication::newMainWindow() +{ + BrowserMainWindow *browser = new BrowserMainWindow(); + m_mainWindows.prepend(browser); + browser->show(); + return browser; +} + +BrowserMainWindow *BrowserApplication::mainWindow() +{ + clean(); + if (m_mainWindows.isEmpty()) + newMainWindow(); + return m_mainWindows[0]; +} + +void BrowserApplication::newLocalSocketConnection() +{ + QLocalSocket *socket = m_localServer->nextPendingConnection(); + if (!socket) + return; + socket->waitForReadyRead(1000); + QTextStream stream(socket); + QString url; + stream >> url; + if (!url.isEmpty()) { + QSettings settings; + settings.beginGroup(QLatin1String("general")); + int openLinksIn = settings.value(QLatin1String("openLinksIn"), 0).toInt(); + settings.endGroup(); + if (openLinksIn == 1) + newMainWindow(); + else + mainWindow()->tabWidget()->newTab(); + openUrl(url); + } + delete socket; + mainWindow()->raise(); + mainWindow()->activateWindow(); +} + +CookieJar *BrowserApplication::cookieJar() +{ + return (CookieJar*)networkAccessManager()->cookieJar(); +} + +DownloadManager *BrowserApplication::downloadManager() +{ + if (!s_downloadManager) { + s_downloadManager = new DownloadManager(); + } + return s_downloadManager; +} + +NetworkAccessManager *BrowserApplication::networkAccessManager() +{ + if (!s_networkAccessManager) { + s_networkAccessManager = new NetworkAccessManager(); + s_networkAccessManager->setCookieJar(new CookieJar); + } + return s_networkAccessManager; +} + +HistoryManager *BrowserApplication::historyManager() +{ + if (!s_historyManager) { + s_historyManager = new HistoryManager(); + QWebHistoryInterface::setDefaultInterface(s_historyManager); + } + return s_historyManager; +} + +BookmarksManager *BrowserApplication::bookmarksManager() +{ + if (!s_bookmarksManager) { + s_bookmarksManager = new BookmarksManager; + } + return s_bookmarksManager; +} + +QIcon BrowserApplication::icon(const QUrl &url) const +{ + QIcon icon = QWebSettings::iconForUrl(url); + if (!icon.isNull()) + return icon.pixmap(16, 16); + if (m_defaultIcon.isNull()) + m_defaultIcon = QIcon(QLatin1String(":defaulticon.png")); + return m_defaultIcon.pixmap(16, 16); +} + diff --git a/examples/gestures/browser/browserapplication.h b/examples/gestures/browser/browserapplication.h new file mode 100644 index 0000000..6ab8abb --- /dev/null +++ b/examples/gestures/browser/browserapplication.h @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef BROWSERAPPLICATION_H +#define BROWSERAPPLICATION_H + +#include <QtGui/QApplication> + +#include <QtCore/QUrl> +#include <QtCore/QPointer> + +#include <QtGui/QIcon> + +QT_BEGIN_NAMESPACE +class QLocalServer; +QT_END_NAMESPACE + +class BookmarksManager; +class BrowserMainWindow; +class CookieJar; +class DownloadManager; +class HistoryManager; +class NetworkAccessManager; +class BrowserApplication : public QApplication +{ + Q_OBJECT + +public: + BrowserApplication(int &argc, char **argv); + ~BrowserApplication(); + static BrowserApplication *instance(); + void loadSettings(); + + bool isTheOnlyBrowser() const; + BrowserMainWindow *mainWindow(); + QList<BrowserMainWindow*> mainWindows(); + QIcon icon(const QUrl &url) const; + + void saveSession(); + bool canRestoreSession() const; + + static HistoryManager *historyManager(); + static CookieJar *cookieJar(); + static DownloadManager *downloadManager(); + static NetworkAccessManager *networkAccessManager(); + static BookmarksManager *bookmarksManager(); + +#if defined(Q_WS_MAC) + bool event(QEvent *event); +#endif + +public slots: + BrowserMainWindow *newMainWindow(); + void restoreLastSession(); +#if defined(Q_WS_MAC) + void lastWindowClosed(); + void quitBrowser(); +#endif + +private slots: + void postLaunch(); + void openUrl(const QUrl &url); + void newLocalSocketConnection(); + +private: + void clean(); + void installTranslator(const QString &name); + + static HistoryManager *s_historyManager; + static DownloadManager *s_downloadManager; + static NetworkAccessManager *s_networkAccessManager; + static BookmarksManager *s_bookmarksManager; + + QList<QPointer<BrowserMainWindow> > m_mainWindows; + QLocalServer *m_localServer; + QByteArray m_lastSession; + mutable QIcon m_defaultIcon; +}; + +#endif // BROWSERAPPLICATION_H + diff --git a/examples/gestures/browser/browsermainwindow.cpp b/examples/gestures/browser/browsermainwindow.cpp new file mode 100644 index 0000000..321adf2 --- /dev/null +++ b/examples/gestures/browser/browsermainwindow.cpp @@ -0,0 +1,991 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "browsermainwindow.h" + +#include "autosaver.h" +#include "bookmarks.h" +#include "browserapplication.h" +#include "chasewidget.h" +#include "downloadmanager.h" +#include "history.h" +#include "settings.h" +#include "tabwidget.h" +#include "toolbarsearch.h" +#include "ui_passworddialog.h" +#include "webview.h" + +#include <QtCore/QSettings> + +#include <QtGui/QDesktopWidget> +#include <QtGui/QFileDialog> +#include <QtGui/QPlainTextEdit> +#include <QtGui/QPrintDialog> +#include <QtGui/QPrintPreviewDialog> +#include <QtGui/QPrinter> +#include <QtGui/QMenuBar> +#include <QtGui/QMessageBox> +#include <QtGui/QStatusBar> +#include <QtGui/QToolBar> +#include <QtGui/QInputDialog> + +#include <QtWebKit/QWebFrame> +#include <QtWebKit/QWebHistory> + +#include <QtCore/QDebug> + +BrowserMainWindow::BrowserMainWindow(QWidget *parent, Qt::WindowFlags flags) + : QMainWindow(parent, flags) + , m_tabWidget(new TabWidget(this)) + , m_autoSaver(new AutoSaver(this)) + , m_historyBack(0) + , m_historyForward(0) + , m_stop(0) + , m_reload(0) +{ + setAttribute(Qt::WA_DeleteOnClose, true); + statusBar()->setSizeGripEnabled(true); + setupMenu(); + setupToolBar(); + + QWidget *centralWidget = new QWidget(this); + BookmarksModel *boomarksModel = BrowserApplication::bookmarksManager()->bookmarksModel(); + m_bookmarksToolbar = new BookmarksToolBar(boomarksModel, this); + connect(m_bookmarksToolbar, SIGNAL(openUrl(const QUrl&)), + m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&))); + connect(m_bookmarksToolbar->toggleViewAction(), SIGNAL(toggled(bool)), + this, SLOT(updateBookmarksToolbarActionText(bool))); + + QVBoxLayout *layout = new QVBoxLayout; + layout->setSpacing(0); + layout->setMargin(0); +#if defined(Q_WS_MAC) + layout->addWidget(m_bookmarksToolbar); + layout->addWidget(new QWidget); // <- OS X tab widget style bug +#else + addToolBarBreak(); + addToolBar(m_bookmarksToolbar); +#endif + layout->addWidget(m_tabWidget); + centralWidget->setLayout(layout); + setCentralWidget(centralWidget); + + connect(m_tabWidget, SIGNAL(loadPage(const QString &)), + this, SLOT(loadPage(const QString &))); + connect(m_tabWidget, SIGNAL(setCurrentTitle(const QString &)), + this, SLOT(slotUpdateWindowTitle(const QString &))); + connect(m_tabWidget, SIGNAL(showStatusBarMessage(const QString&)), + statusBar(), SLOT(showMessage(const QString&))); + connect(m_tabWidget, SIGNAL(linkHovered(const QString&)), + statusBar(), SLOT(showMessage(const QString&))); + connect(m_tabWidget, SIGNAL(loadProgress(int)), + this, SLOT(slotLoadProgress(int))); + connect(m_tabWidget, SIGNAL(tabsChanged()), + m_autoSaver, SLOT(changeOccurred())); + connect(m_tabWidget, SIGNAL(geometryChangeRequested(const QRect &)), + this, SLOT(geometryChangeRequested(const QRect &))); + connect(m_tabWidget, SIGNAL(printRequested(QWebFrame *)), + this, SLOT(printRequested(QWebFrame *))); + connect(m_tabWidget, SIGNAL(menuBarVisibilityChangeRequested(bool)), + menuBar(), SLOT(setVisible(bool))); + connect(m_tabWidget, SIGNAL(statusBarVisibilityChangeRequested(bool)), + statusBar(), SLOT(setVisible(bool))); + connect(m_tabWidget, SIGNAL(toolBarVisibilityChangeRequested(bool)), + m_navigationBar, SLOT(setVisible(bool))); + connect(m_tabWidget, SIGNAL(toolBarVisibilityChangeRequested(bool)), + m_bookmarksToolbar, SLOT(setVisible(bool))); +#if defined(Q_WS_MAC) + connect(m_tabWidget, SIGNAL(lastTabClosed()), + this, SLOT(close())); +#else + connect(m_tabWidget, SIGNAL(lastTabClosed()), + m_tabWidget, SLOT(newTab())); +#endif + + slotUpdateWindowTitle(); + loadDefaultState(); + m_tabWidget->newTab(); + + int size = m_tabWidget->lineEditStack()->sizeHint().height(); + m_navigationBar->setIconSize(QSize(size, size)); + +} + +BrowserMainWindow::~BrowserMainWindow() +{ + m_autoSaver->changeOccurred(); + m_autoSaver->saveIfNeccessary(); +} + +void BrowserMainWindow::loadDefaultState() +{ + QSettings settings; + settings.beginGroup(QLatin1String("BrowserMainWindow")); + QByteArray data = settings.value(QLatin1String("defaultState")).toByteArray(); + restoreState(data); + settings.endGroup(); +} + +QSize BrowserMainWindow::sizeHint() const +{ + QRect desktopRect = QApplication::desktop()->screenGeometry(); + QSize size = desktopRect.size() * qreal(0.9); + return size; +} + +void BrowserMainWindow::save() +{ + BrowserApplication::instance()->saveSession(); + + QSettings settings; + settings.beginGroup(QLatin1String("BrowserMainWindow")); + QByteArray data = saveState(false); + settings.setValue(QLatin1String("defaultState"), data); + settings.endGroup(); +} + +static const qint32 BrowserMainWindowMagic = 0xba; + +QByteArray BrowserMainWindow::saveState(bool withTabs) const +{ + int version = 2; + QByteArray data; + QDataStream stream(&data, QIODevice::WriteOnly); + + stream << qint32(BrowserMainWindowMagic); + stream << qint32(version); + + stream << size(); + stream << !m_navigationBar->isHidden(); + stream << !m_bookmarksToolbar->isHidden(); + stream << !statusBar()->isHidden(); + if (withTabs) + stream << tabWidget()->saveState(); + else + stream << QByteArray(); + return data; +} + +bool BrowserMainWindow::restoreState(const QByteArray &state) +{ + int version = 2; + QByteArray sd = state; + QDataStream stream(&sd, QIODevice::ReadOnly); + if (stream.atEnd()) + return false; + + qint32 marker; + qint32 v; + stream >> marker; + stream >> v; + if (marker != BrowserMainWindowMagic || v != version) + return false; + + QSize size; + bool showToolbar; + bool showBookmarksBar; + bool showStatusbar; + QByteArray tabState; + + stream >> size; + stream >> showToolbar; + stream >> showBookmarksBar; + stream >> showStatusbar; + stream >> tabState; + + resize(size); + + m_navigationBar->setVisible(showToolbar); + updateToolbarActionText(showToolbar); + + m_bookmarksToolbar->setVisible(showBookmarksBar); + updateBookmarksToolbarActionText(showBookmarksBar); + + statusBar()->setVisible(showStatusbar); + updateStatusbarActionText(showStatusbar); + + if (!tabWidget()->restoreState(tabState)) + return false; + + return true; +} + +void BrowserMainWindow::setupMenu() +{ + new QShortcut(QKeySequence(Qt::Key_F6), this, SLOT(slotSwapFocus())); + + // File + QMenu *fileMenu = menuBar()->addMenu(tr("&File")); + + fileMenu->addAction(tr("&New Window"), this, SLOT(slotFileNew()), QKeySequence::New); + fileMenu->addAction(m_tabWidget->newTabAction()); + fileMenu->addAction(tr("&Open File..."), this, SLOT(slotFileOpen()), QKeySequence::Open); + fileMenu->addAction(tr("Open &Location..."), this, + SLOT(slotSelectLineEdit()), QKeySequence(Qt::ControlModifier + Qt::Key_L)); + fileMenu->addSeparator(); + fileMenu->addAction(m_tabWidget->closeTabAction()); + fileMenu->addSeparator(); + fileMenu->addAction(tr("&Save As..."), this, + SLOT(slotFileSaveAs()), QKeySequence(QKeySequence::Save)); + fileMenu->addSeparator(); + BookmarksManager *bookmarksManager = BrowserApplication::bookmarksManager(); + fileMenu->addAction(tr("&Import Bookmarks..."), bookmarksManager, SLOT(importBookmarks())); + fileMenu->addAction(tr("&Export Bookmarks..."), bookmarksManager, SLOT(exportBookmarks())); + fileMenu->addSeparator(); + fileMenu->addAction(tr("P&rint Preview..."), this, SLOT(slotFilePrintPreview())); + fileMenu->addAction(tr("&Print..."), this, SLOT(slotFilePrint()), QKeySequence::Print); + fileMenu->addSeparator(); + QAction *action = fileMenu->addAction(tr("Private &Browsing..."), this, SLOT(slotPrivateBrowsing())); + action->setCheckable(true); + fileMenu->addSeparator(); + +#if defined(Q_WS_MAC) + fileMenu->addAction(tr("&Quit"), BrowserApplication::instance(), SLOT(quitBrowser()), QKeySequence(Qt::CTRL | Qt::Key_Q)); +#else + fileMenu->addAction(tr("&Quit"), this, SLOT(close()), QKeySequence(Qt::CTRL | Qt::Key_Q)); +#endif + + // Edit + QMenu *editMenu = menuBar()->addMenu(tr("&Edit")); + QAction *m_undo = editMenu->addAction(tr("&Undo")); + m_undo->setShortcuts(QKeySequence::Undo); + m_tabWidget->addWebAction(m_undo, QWebPage::Undo); + QAction *m_redo = editMenu->addAction(tr("&Redo")); + m_redo->setShortcuts(QKeySequence::Redo); + m_tabWidget->addWebAction(m_redo, QWebPage::Redo); + editMenu->addSeparator(); + QAction *m_cut = editMenu->addAction(tr("Cu&t")); + m_cut->setShortcuts(QKeySequence::Cut); + m_tabWidget->addWebAction(m_cut, QWebPage::Cut); + QAction *m_copy = editMenu->addAction(tr("&Copy")); + m_copy->setShortcuts(QKeySequence::Copy); + m_tabWidget->addWebAction(m_copy, QWebPage::Copy); + QAction *m_paste = editMenu->addAction(tr("&Paste")); + m_paste->setShortcuts(QKeySequence::Paste); + m_tabWidget->addWebAction(m_paste, QWebPage::Paste); + editMenu->addSeparator(); + + QAction *m_find = editMenu->addAction(tr("&Find")); + m_find->setShortcuts(QKeySequence::Find); + connect(m_find, SIGNAL(triggered()), this, SLOT(slotEditFind())); + new QShortcut(QKeySequence(Qt::Key_Slash), this, SLOT(slotEditFind())); + + QAction *m_findNext = editMenu->addAction(tr("&Find Next")); + m_findNext->setShortcuts(QKeySequence::FindNext); + connect(m_findNext, SIGNAL(triggered()), this, SLOT(slotEditFindNext())); + + QAction *m_findPrevious = editMenu->addAction(tr("&Find Previous")); + m_findPrevious->setShortcuts(QKeySequence::FindPrevious); + connect(m_findPrevious, SIGNAL(triggered()), this, SLOT(slotEditFindPrevious())); + + editMenu->addSeparator(); + editMenu->addAction(tr("&Preferences"), this, SLOT(slotPreferences()), tr("Ctrl+,")); + + // View + QMenu *viewMenu = menuBar()->addMenu(tr("&View")); + + m_viewBookmarkBar = new QAction(this); + updateBookmarksToolbarActionText(true); + m_viewBookmarkBar->setShortcut(tr("Shift+Ctrl+B")); + connect(m_viewBookmarkBar, SIGNAL(triggered()), this, SLOT(slotViewBookmarksBar())); + viewMenu->addAction(m_viewBookmarkBar); + + m_viewToolbar = new QAction(this); + updateToolbarActionText(true); + m_viewToolbar->setShortcut(tr("Ctrl+|")); + connect(m_viewToolbar, SIGNAL(triggered()), this, SLOT(slotViewToolbar())); + viewMenu->addAction(m_viewToolbar); + + m_viewStatusbar = new QAction(this); + updateStatusbarActionText(true); + m_viewStatusbar->setShortcut(tr("Ctrl+/")); + connect(m_viewStatusbar, SIGNAL(triggered()), this, SLOT(slotViewStatusbar())); + viewMenu->addAction(m_viewStatusbar); + + viewMenu->addSeparator(); + + m_stop = viewMenu->addAction(tr("&Stop")); + QList<QKeySequence> shortcuts; + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_Period)); + shortcuts.append(Qt::Key_Escape); + m_stop->setShortcuts(shortcuts); + m_tabWidget->addWebAction(m_stop, QWebPage::Stop); + + m_reload = viewMenu->addAction(tr("Reload Page")); + m_reload->setShortcuts(QKeySequence::Refresh); + m_tabWidget->addWebAction(m_reload, QWebPage::Reload); + + viewMenu->addAction(tr("Zoom &In"), this, SLOT(slotViewZoomIn()), QKeySequence(Qt::CTRL | Qt::Key_Plus)); + viewMenu->addAction(tr("Zoom &Out"), this, SLOT(slotViewZoomOut()), QKeySequence(Qt::CTRL | Qt::Key_Minus)); + viewMenu->addAction(tr("Reset &Zoom"), this, SLOT(slotViewResetZoom()), QKeySequence(Qt::CTRL | Qt::Key_0)); + QAction *zoomTextOnlyAction = viewMenu->addAction(tr("Zoom &Text Only")); + connect(zoomTextOnlyAction, SIGNAL(toggled(bool)), this, SLOT(slotViewZoomTextOnly(bool))); + zoomTextOnlyAction->setCheckable(true); + zoomTextOnlyAction->setChecked(false); + + viewMenu->addSeparator(); + viewMenu->addAction(tr("Page S&ource"), this, SLOT(slotViewPageSource()), tr("Ctrl+Alt+U")); + QAction *a = viewMenu->addAction(tr("&Full Screen"), this, SLOT(slotViewFullScreen(bool)), Qt::Key_F11); + a->setCheckable(true); + + // History + HistoryMenu *historyMenu = new HistoryMenu(this); + connect(historyMenu, SIGNAL(openUrl(const QUrl&)), + m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&))); + connect(historyMenu, SIGNAL(hovered(const QString&)), this, + SLOT(slotUpdateStatusbar(const QString&))); + historyMenu->setTitle(tr("Hi&story")); + menuBar()->addMenu(historyMenu); + QList<QAction*> historyActions; + + m_historyBack = new QAction(tr("Back"), this); + m_tabWidget->addWebAction(m_historyBack, QWebPage::Back); + m_historyBack->setShortcuts(QKeySequence::Back); + m_historyBack->setIconVisibleInMenu(false); + + m_historyForward = new QAction(tr("Forward"), this); + m_tabWidget->addWebAction(m_historyForward, QWebPage::Forward); + m_historyForward->setShortcuts(QKeySequence::Forward); + m_historyForward->setIconVisibleInMenu(false); + + QAction *m_historyHome = new QAction(tr("Home"), this); + connect(m_historyHome, SIGNAL(triggered()), this, SLOT(slotHome())); + m_historyHome->setShortcut(QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_H)); + + m_restoreLastSession = new QAction(tr("Restore Last Session"), this); + connect(m_restoreLastSession, SIGNAL(triggered()), BrowserApplication::instance(), SLOT(restoreLastSession())); + m_restoreLastSession->setEnabled(BrowserApplication::instance()->canRestoreSession()); + + historyActions.append(m_historyBack); + historyActions.append(m_historyForward); + historyActions.append(m_historyHome); + historyActions.append(m_tabWidget->recentlyClosedTabsAction()); + historyActions.append(m_restoreLastSession); + historyMenu->setInitialActions(historyActions); + + // Bookmarks + BookmarksMenu *bookmarksMenu = new BookmarksMenu(this); + connect(bookmarksMenu, SIGNAL(openUrl(const QUrl&)), + m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&))); + connect(bookmarksMenu, SIGNAL(hovered(const QString&)), + this, SLOT(slotUpdateStatusbar(const QString&))); + bookmarksMenu->setTitle(tr("&Bookmarks")); + menuBar()->addMenu(bookmarksMenu); + + QList<QAction*> bookmarksActions; + + QAction *showAllBookmarksAction = new QAction(tr("Show All Bookmarks"), this); + connect(showAllBookmarksAction, SIGNAL(triggered()), this, SLOT(slotShowBookmarksDialog())); + m_addBookmark = new QAction(QIcon(QLatin1String(":addbookmark.png")), tr("Add Bookmark..."), this); + m_addBookmark->setIconVisibleInMenu(false); + + connect(m_addBookmark, SIGNAL(triggered()), this, SLOT(slotAddBookmark())); + m_addBookmark->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_D)); + + bookmarksActions.append(showAllBookmarksAction); + bookmarksActions.append(m_addBookmark); + bookmarksMenu->setInitialActions(bookmarksActions); + + // Window + m_windowMenu = menuBar()->addMenu(tr("&Window")); + connect(m_windowMenu, SIGNAL(aboutToShow()), + this, SLOT(slotAboutToShowWindowMenu())); + slotAboutToShowWindowMenu(); + + QMenu *toolsMenu = menuBar()->addMenu(tr("&Tools")); + toolsMenu->addAction(tr("Web &Search"), this, SLOT(slotWebSearch()), QKeySequence(tr("Ctrl+K", "Web Search"))); +#ifndef Q_CC_MINGW + a = toolsMenu->addAction(tr("Enable Web &Inspector"), this, SLOT(slotToggleInspector(bool))); + a->setCheckable(true); +#endif + + QMenu *helpMenu = menuBar()->addMenu(tr("&Help")); + helpMenu->addAction(tr("About &Qt"), qApp, SLOT(aboutQt())); + helpMenu->addAction(tr("About &Demo Browser"), this, SLOT(slotAboutApplication())); +} + +void BrowserMainWindow::setupToolBar() +{ + setUnifiedTitleAndToolBarOnMac(true); + m_navigationBar = addToolBar(tr("Navigation")); + connect(m_navigationBar->toggleViewAction(), SIGNAL(toggled(bool)), + this, SLOT(updateToolbarActionText(bool))); + + m_historyBack->setIcon(style()->standardIcon(QStyle::SP_ArrowBack, 0, this)); + m_historyBackMenu = new QMenu(this); + m_historyBack->setMenu(m_historyBackMenu); + connect(m_historyBackMenu, SIGNAL(aboutToShow()), + this, SLOT(slotAboutToShowBackMenu())); + connect(m_historyBackMenu, SIGNAL(triggered(QAction *)), + this, SLOT(slotOpenActionUrl(QAction *))); + m_navigationBar->addAction(m_historyBack); + + m_historyForward->setIcon(style()->standardIcon(QStyle::SP_ArrowForward, 0, this)); + m_historyForwardMenu = new QMenu(this); + connect(m_historyForwardMenu, SIGNAL(aboutToShow()), + this, SLOT(slotAboutToShowForwardMenu())); + connect(m_historyForwardMenu, SIGNAL(triggered(QAction *)), + this, SLOT(slotOpenActionUrl(QAction *))); + m_historyForward->setMenu(m_historyForwardMenu); + m_navigationBar->addAction(m_historyForward); + + m_stopReload = new QAction(this); + m_reloadIcon = style()->standardIcon(QStyle::SP_BrowserReload); + m_stopReload->setIcon(m_reloadIcon); + + m_navigationBar->addAction(m_stopReload); + + m_navigationBar->addWidget(m_tabWidget->lineEditStack()); + + m_toolbarSearch = new ToolbarSearch(m_navigationBar); + m_navigationBar->addWidget(m_toolbarSearch); + connect(m_toolbarSearch, SIGNAL(search(const QUrl&)), SLOT(loadUrl(const QUrl&))); + + m_chaseWidget = new ChaseWidget(this); + m_navigationBar->addWidget(m_chaseWidget); +} + +void BrowserMainWindow::slotShowBookmarksDialog() +{ + BookmarksDialog *dialog = new BookmarksDialog(this); + connect(dialog, SIGNAL(openUrl(const QUrl&)), + m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&))); + dialog->show(); +} + +void BrowserMainWindow::slotAddBookmark() +{ + WebView *webView = currentTab(); + QString url = webView->url().toString(); + QString title = webView->title(); + AddBookmarkDialog dialog(url, title); + dialog.exec(); +} + +void BrowserMainWindow::slotViewToolbar() +{ + if (m_navigationBar->isVisible()) { + updateToolbarActionText(false); + m_navigationBar->close(); + } else { + updateToolbarActionText(true); + m_navigationBar->show(); + } + m_autoSaver->changeOccurred(); +} + +void BrowserMainWindow::slotViewBookmarksBar() +{ + if (m_bookmarksToolbar->isVisible()) { + updateBookmarksToolbarActionText(false); + m_bookmarksToolbar->close(); + } else { + updateBookmarksToolbarActionText(true); + m_bookmarksToolbar->show(); + } + m_autoSaver->changeOccurred(); +} + +void BrowserMainWindow::updateStatusbarActionText(bool visible) +{ + m_viewStatusbar->setText(!visible ? tr("Show Status Bar") : tr("Hide Status Bar")); +} + +void BrowserMainWindow::updateToolbarActionText(bool visible) +{ + m_viewToolbar->setText(!visible ? tr("Show Toolbar") : tr("Hide Toolbar")); +} + +void BrowserMainWindow::updateBookmarksToolbarActionText(bool visible) +{ + m_viewBookmarkBar->setText(!visible ? tr("Show Bookmarks bar") : tr("Hide Bookmarks bar")); +} + +void BrowserMainWindow::slotViewStatusbar() +{ + if (statusBar()->isVisible()) { + updateStatusbarActionText(false); + statusBar()->close(); + } else { + updateStatusbarActionText(true); + statusBar()->show(); + } + m_autoSaver->changeOccurred(); +} + +QUrl BrowserMainWindow::guessUrlFromString(const QString &string) +{ + QString urlStr = string.trimmed(); + QRegExp test(QLatin1String("^[a-zA-Z]+\\:.*")); + + // Check if it looks like a qualified URL. Try parsing it and see. + bool hasSchema = test.exactMatch(urlStr); + if (hasSchema) { + QUrl url = QUrl::fromEncoded(urlStr.toUtf8(), QUrl::TolerantMode); + if (url.isValid()) + return url; + } + + // Might be a file. + if (QFile::exists(urlStr)) { + QFileInfo info(urlStr); + return QUrl::fromLocalFile(info.absoluteFilePath()); + } + + // Might be a shorturl - try to detect the schema. + if (!hasSchema) { + int dotIndex = urlStr.indexOf(QLatin1Char('.')); + if (dotIndex != -1) { + QString prefix = urlStr.left(dotIndex).toLower(); + QByteArray schema = (prefix == QLatin1String("ftp")) ? prefix.toLatin1() : "http"; + QUrl url = + QUrl::fromEncoded(schema + "://" + urlStr.toUtf8(), QUrl::TolerantMode); + if (url.isValid()) + return url; + } + } + + // Fall back to QUrl's own tolerant parser. + QUrl url = QUrl::fromEncoded(string.toUtf8(), QUrl::TolerantMode); + + // finally for cases where the user just types in a hostname add http + if (url.scheme().isEmpty()) + url = QUrl::fromEncoded("http://" + string.toUtf8(), QUrl::TolerantMode); + return url; +} + +void BrowserMainWindow::loadUrl(const QUrl &url) +{ + if (!currentTab() || !url.isValid()) + return; + + m_tabWidget->currentLineEdit()->setText(QString::fromUtf8(url.toEncoded())); + m_tabWidget->loadUrlInCurrentTab(url); +} + +void BrowserMainWindow::slotDownloadManager() +{ + BrowserApplication::downloadManager()->show(); +} + +void BrowserMainWindow::slotSelectLineEdit() +{ + m_tabWidget->currentLineEdit()->selectAll(); + m_tabWidget->currentLineEdit()->setFocus(); +} + +void BrowserMainWindow::slotFileSaveAs() +{ + BrowserApplication::downloadManager()->download(currentTab()->url(), true); +} + +void BrowserMainWindow::slotPreferences() +{ + SettingsDialog *s = new SettingsDialog(this); + s->show(); +} + +void BrowserMainWindow::slotUpdateStatusbar(const QString &string) +{ + statusBar()->showMessage(string, 2000); +} + +void BrowserMainWindow::slotUpdateWindowTitle(const QString &title) +{ + if (title.isEmpty()) { + setWindowTitle(tr("Qt Demo Browser")); + } else { +#if defined(Q_WS_MAC) + setWindowTitle(title); +#else + setWindowTitle(tr("%1 - Qt Demo Browser", "Page title and Browser name").arg(title)); +#endif + } +} + +void BrowserMainWindow::slotAboutApplication() +{ + QMessageBox::about(this, tr("About"), tr( + "Version %1" + "<p>This demo demonstrates Qt's " + "webkit facilities in action, providing an example " + "browser for you to experiment with.<p>" + "<p>QtWebKit is based on the Open Source WebKit Project developed at <a href=\"http://webkit.org/\">http://webkit.org/</a>." + ).arg(QCoreApplication::applicationVersion())); +} + +void BrowserMainWindow::slotFileNew() +{ + BrowserApplication::instance()->newMainWindow(); + BrowserMainWindow *mw = BrowserApplication::instance()->mainWindow(); + mw->slotHome(); +} + +void BrowserMainWindow::slotFileOpen() +{ + QString file = QFileDialog::getOpenFileName(this, tr("Open Web Resource"), QString(), + tr("Web Resources (*.html *.htm *.svg *.png *.gif *.svgz);;All files (*.*)")); + + if (file.isEmpty()) + return; + + loadPage(file); +} + +void BrowserMainWindow::slotFilePrintPreview() +{ +#ifndef QT_NO_PRINTER + if (!currentTab()) + return; + QPrintPreviewDialog *dialog = new QPrintPreviewDialog(this); + connect(dialog, SIGNAL(paintRequested(QPrinter *)), + currentTab(), SLOT(print(QPrinter *))); + dialog->exec(); +#endif +} + +void BrowserMainWindow::slotFilePrint() +{ + if (!currentTab()) + return; + printRequested(currentTab()->page()->mainFrame()); +} + +void BrowserMainWindow::printRequested(QWebFrame *frame) +{ +#ifndef QT_NO_PRINTER + QPrinter printer; + QPrintDialog *dialog = new QPrintDialog(&printer, this); + dialog->setWindowTitle(tr("Print Document")); + if (dialog->exec() != QDialog::Accepted) + return; + frame->print(&printer); +#endif +} + +void BrowserMainWindow::slotPrivateBrowsing() +{ + QWebSettings *settings = QWebSettings::globalSettings(); + bool pb = settings->testAttribute(QWebSettings::PrivateBrowsingEnabled); + if (!pb) { + QString title = tr("Are you sure you want to turn on private browsing?"); + QString text = tr("<b>%1</b><br><br>When private browsing in turned on," + " webpages are not added to the history," + " items are automatically removed from the Downloads window," \ + " new cookies are not stored, current cookies can't be accessed," \ + " site icons wont be stored, session wont be saved, " \ + " and searches are not addded to the pop-up menu in the Google search box." \ + " Until you close the window, you can still click the Back and Forward buttons" \ + " to return to the webpages you have opened.").arg(title); + + QMessageBox::StandardButton button = QMessageBox::question(this, QString(), text, + QMessageBox::Ok | QMessageBox::Cancel, + QMessageBox::Ok); + if (button == QMessageBox::Ok) { + settings->setAttribute(QWebSettings::PrivateBrowsingEnabled, true); + } + } else { + settings->setAttribute(QWebSettings::PrivateBrowsingEnabled, false); + + QList<BrowserMainWindow*> windows = BrowserApplication::instance()->mainWindows(); + for (int i = 0; i < windows.count(); ++i) { + BrowserMainWindow *window = windows.at(i); + window->m_lastSearch = QString::null; + window->tabWidget()->clear(); + } + } +} + +void BrowserMainWindow::closeEvent(QCloseEvent *event) +{ + if (m_tabWidget->count() > 1) { + int ret = QMessageBox::warning(this, QString(), + tr("Are you sure you want to close the window?" + " There are %1 tab open").arg(m_tabWidget->count()), + QMessageBox::Yes | QMessageBox::No, + QMessageBox::No); + if (ret == QMessageBox::No) { + event->ignore(); + return; + } + } + event->accept(); + deleteLater(); +} + +void BrowserMainWindow::slotEditFind() +{ + if (!currentTab()) + return; + bool ok; + QString search = QInputDialog::getText(this, tr("Find"), + tr("Text:"), QLineEdit::Normal, + m_lastSearch, &ok); + if (ok && !search.isEmpty()) { + m_lastSearch = search; + if (!currentTab()->findText(m_lastSearch)) + slotUpdateStatusbar(tr("\"%1\" not found.").arg(m_lastSearch)); + } +} + +void BrowserMainWindow::slotEditFindNext() +{ + if (!currentTab() && !m_lastSearch.isEmpty()) + return; + currentTab()->findText(m_lastSearch); +} + +void BrowserMainWindow::slotEditFindPrevious() +{ + if (!currentTab() && !m_lastSearch.isEmpty()) + return; + currentTab()->findText(m_lastSearch, QWebPage::FindBackward); +} + +void BrowserMainWindow::slotViewZoomIn() +{ + if (!currentTab()) + return; + currentTab()->setZoomFactor(currentTab()->zoomFactor() + 0.1); +} + +void BrowserMainWindow::slotViewZoomOut() +{ + if (!currentTab()) + return; + currentTab()->setZoomFactor(currentTab()->zoomFactor() - 0.1); +} + +void BrowserMainWindow::slotViewResetZoom() +{ + if (!currentTab()) + return; + currentTab()->setZoomFactor(1.0); +} + +void BrowserMainWindow::slotViewZoomTextOnly(bool enable) +{ + if (!currentTab()) + return; + currentTab()->page()->settings()->setAttribute(QWebSettings::ZoomTextOnly, enable); +} + +void BrowserMainWindow::slotViewFullScreen(bool makeFullScreen) +{ + if (makeFullScreen) { + showFullScreen(); + } else { + if (isMinimized()) + showMinimized(); + else if (isMaximized()) + showMaximized(); + else showNormal(); + } +} + +void BrowserMainWindow::slotViewPageSource() +{ + if (!currentTab()) + return; + + QString markup = currentTab()->page()->mainFrame()->toHtml(); + QPlainTextEdit *view = new QPlainTextEdit(markup); + view->setWindowTitle(tr("Page Source of %1").arg(currentTab()->title())); + view->setMinimumWidth(640); + view->setAttribute(Qt::WA_DeleteOnClose); + view->show(); +} + +void BrowserMainWindow::slotHome() +{ + QSettings settings; + settings.beginGroup(QLatin1String("MainWindow")); + QString home = settings.value(QLatin1String("home"), QLatin1String("http://qtsoftware.com/")).toString(); + loadPage(home); +} + +void BrowserMainWindow::slotWebSearch() +{ + m_toolbarSearch->lineEdit()->selectAll(); + m_toolbarSearch->lineEdit()->setFocus(); +} + +void BrowserMainWindow::slotToggleInspector(bool enable) +{ + QWebSettings::globalSettings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, enable); + if (enable) { + int result = QMessageBox::question(this, tr("Web Inspector"), + tr("The web inspector will only work correctly for pages that were loaded after enabling.\n" + "Do you want to reload all pages?"), + QMessageBox::Yes | QMessageBox::No); + if (result == QMessageBox::Yes) { + m_tabWidget->reloadAllTabs(); + } + } +} + +void BrowserMainWindow::slotSwapFocus() +{ + if (currentTab()->hasFocus()) + m_tabWidget->currentLineEdit()->setFocus(); + else + currentTab()->setFocus(); +} + +void BrowserMainWindow::loadPage(const QString &page) +{ + QUrl url = guessUrlFromString(page); + loadUrl(url); +} + +TabWidget *BrowserMainWindow::tabWidget() const +{ + return m_tabWidget; +} + +WebView *BrowserMainWindow::currentTab() const +{ + return m_tabWidget->currentWebView(); +} + +void BrowserMainWindow::slotLoadProgress(int progress) +{ + if (progress < 100 && progress > 0) { + m_chaseWidget->setAnimated(true); + disconnect(m_stopReload, SIGNAL(triggered()), m_reload, SLOT(trigger())); + if (m_stopIcon.isNull()) + m_stopIcon = style()->standardIcon(QStyle::SP_BrowserStop); + m_stopReload->setIcon(m_stopIcon); + connect(m_stopReload, SIGNAL(triggered()), m_stop, SLOT(trigger())); + m_stopReload->setToolTip(tr("Stop loading the current page")); + } else { + m_chaseWidget->setAnimated(false); + disconnect(m_stopReload, SIGNAL(triggered()), m_stop, SLOT(trigger())); + m_stopReload->setIcon(m_reloadIcon); + connect(m_stopReload, SIGNAL(triggered()), m_reload, SLOT(trigger())); + m_stopReload->setToolTip(tr("Reload the current page")); + } +} + +void BrowserMainWindow::slotAboutToShowBackMenu() +{ + m_historyBackMenu->clear(); + if (!currentTab()) + return; + QWebHistory *history = currentTab()->history(); + int historyCount = history->count(); + for (int i = history->backItems(historyCount).count() - 1; i >= 0; --i) { + QWebHistoryItem item = history->backItems(history->count()).at(i); + QAction *action = new QAction(this); + action->setData(-1*(historyCount-i-1)); + QIcon icon = BrowserApplication::instance()->icon(item.url()); + action->setIcon(icon); + action->setText(item.title()); + m_historyBackMenu->addAction(action); + } +} + +void BrowserMainWindow::slotAboutToShowForwardMenu() +{ + m_historyForwardMenu->clear(); + if (!currentTab()) + return; + QWebHistory *history = currentTab()->history(); + int historyCount = history->count(); + for (int i = 0; i < history->forwardItems(history->count()).count(); ++i) { + QWebHistoryItem item = history->forwardItems(historyCount).at(i); + QAction *action = new QAction(this); + action->setData(historyCount-i); + QIcon icon = BrowserApplication::instance()->icon(item.url()); + action->setIcon(icon); + action->setText(item.title()); + m_historyForwardMenu->addAction(action); + } +} + +void BrowserMainWindow::slotAboutToShowWindowMenu() +{ + m_windowMenu->clear(); + m_windowMenu->addAction(m_tabWidget->nextTabAction()); + m_windowMenu->addAction(m_tabWidget->previousTabAction()); + m_windowMenu->addSeparator(); + m_windowMenu->addAction(tr("Downloads"), this, SLOT(slotDownloadManager()), QKeySequence(tr("Alt+Ctrl+L", "Download Manager"))); + + m_windowMenu->addSeparator(); + QList<BrowserMainWindow*> windows = BrowserApplication::instance()->mainWindows(); + for (int i = 0; i < windows.count(); ++i) { + BrowserMainWindow *window = windows.at(i); + QAction *action = m_windowMenu->addAction(window->windowTitle(), this, SLOT(slotShowWindow())); + action->setData(i); + action->setCheckable(true); + if (window == this) + action->setChecked(true); + } +} + +void BrowserMainWindow::slotShowWindow() +{ + if (QAction *action = qobject_cast<QAction*>(sender())) { + QVariant v = action->data(); + if (v.canConvert<int>()) { + int offset = qvariant_cast<int>(v); + QList<BrowserMainWindow*> windows = BrowserApplication::instance()->mainWindows(); + windows.at(offset)->activateWindow(); + windows.at(offset)->currentTab()->setFocus(); + } + } +} + +void BrowserMainWindow::slotOpenActionUrl(QAction *action) +{ + int offset = action->data().toInt(); + QWebHistory *history = currentTab()->history(); + if (offset < 0) + history->goToItem(history->backItems(-1*offset).first()); // back + else if (offset > 0) + history->goToItem(history->forwardItems(history->count() - offset + 1).back()); // forward + } + +void BrowserMainWindow::geometryChangeRequested(const QRect &geometry) +{ + setGeometry(geometry); +} + diff --git a/examples/gestures/browser/browsermainwindow.h b/examples/gestures/browser/browsermainwindow.h new file mode 100644 index 0000000..a8d08b0 --- /dev/null +++ b/examples/gestures/browser/browsermainwindow.h @@ -0,0 +1,169 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef BROWSERMAINWINDOW_H +#define BROWSERMAINWINDOW_H + +#include <QtGui/QMainWindow> +#include <QtGui/QIcon> +#include <QtCore/QUrl> + +class AutoSaver; +class BookmarksToolBar; +class ChaseWidget; +class QWebFrame; +class TabWidget; +class ToolbarSearch; +class WebView; + +/*! + The MainWindow of the Browser Application. + + Handles the tab widget and all the actions + */ +class BrowserMainWindow : public QMainWindow { + Q_OBJECT + +public: + BrowserMainWindow(QWidget *parent = 0, Qt::WindowFlags flags = 0); + ~BrowserMainWindow(); + QSize sizeHint() const; + +public: + static QUrl guessUrlFromString(const QString &url); + TabWidget *tabWidget() const; + WebView *currentTab() const; + QByteArray saveState(bool withTabs = true) const; + bool restoreState(const QByteArray &state); + +public slots: + void loadPage(const QString &url); + void slotHome(); + +protected: + void closeEvent(QCloseEvent *event); + +private slots: + void save(); + + void slotLoadProgress(int); + void slotUpdateStatusbar(const QString &string); + void slotUpdateWindowTitle(const QString &title = QString()); + + void loadUrl(const QUrl &url); + void slotPreferences(); + + void slotFileNew(); + void slotFileOpen(); + void slotFilePrintPreview(); + void slotFilePrint(); + void slotPrivateBrowsing(); + void slotFileSaveAs(); + void slotEditFind(); + void slotEditFindNext(); + void slotEditFindPrevious(); + void slotShowBookmarksDialog(); + void slotAddBookmark(); + void slotViewZoomIn(); + void slotViewZoomOut(); + void slotViewResetZoom(); + void slotViewZoomTextOnly(bool enable); + void slotViewToolbar(); + void slotViewBookmarksBar(); + void slotViewStatusbar(); + void slotViewPageSource(); + void slotViewFullScreen(bool enable); + + void slotWebSearch(); + void slotToggleInspector(bool enable); + void slotAboutApplication(); + void slotDownloadManager(); + void slotSelectLineEdit(); + + void slotAboutToShowBackMenu(); + void slotAboutToShowForwardMenu(); + void slotAboutToShowWindowMenu(); + void slotOpenActionUrl(QAction *action); + void slotShowWindow(); + void slotSwapFocus(); + + void printRequested(QWebFrame *frame); + void geometryChangeRequested(const QRect &geometry); + void updateToolbarActionText(bool visible); + void updateBookmarksToolbarActionText(bool visible); + +private: + void loadDefaultState(); + void setupMenu(); + void setupToolBar(); + void updateStatusbarActionText(bool visible); + +private: + QToolBar *m_navigationBar; + ToolbarSearch *m_toolbarSearch; + BookmarksToolBar *m_bookmarksToolbar; + ChaseWidget *m_chaseWidget; + TabWidget *m_tabWidget; + AutoSaver *m_autoSaver; + + QAction *m_historyBack; + QMenu *m_historyBackMenu; + QAction *m_historyForward; + QMenu *m_historyForwardMenu; + QMenu *m_windowMenu; + + QAction *m_stop; + QAction *m_reload; + QAction *m_stopReload; + QAction *m_viewToolbar; + QAction *m_viewBookmarkBar; + QAction *m_viewStatusbar; + QAction *m_restoreLastSession; + QAction *m_addBookmark; + + QIcon m_reloadIcon; + QIcon m_stopIcon; + + QString m_lastSearch; +}; + +#endif // BROWSERMAINWINDOW_H + diff --git a/examples/gestures/browser/chasewidget.cpp b/examples/gestures/browser/chasewidget.cpp new file mode 100644 index 0000000..c05bf30 --- /dev/null +++ b/examples/gestures/browser/chasewidget.cpp @@ -0,0 +1,142 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "chasewidget.h" + +#include <QtCore/QPoint> + +#include <QtGui/QApplication> +#include <QtGui/QHideEvent> +#include <QtGui/QPainter> +#include <QtGui/QPaintEvent> +#include <QtGui/QShowEvent> + +ChaseWidget::ChaseWidget(QWidget *parent, QPixmap pixmap, bool pixmapEnabled) + : QWidget(parent) + , m_segment(0) + , m_delay(100) + , m_step(40) + , m_timerId(-1) + , m_animated(false) + , m_pixmap(pixmap) + , m_pixmapEnabled(pixmapEnabled) +{ +} + +void ChaseWidget::setAnimated(bool value) +{ + if (m_animated == value) + return; + m_animated = value; + if (m_timerId != -1) { + killTimer(m_timerId); + m_timerId = -1; + } + if (m_animated) { + m_segment = 0; + m_timerId = startTimer(m_delay); + } + update(); +} + +void ChaseWidget::paintEvent(QPaintEvent *event) +{ + Q_UNUSED(event); + QPainter p(this); + if (m_pixmapEnabled && !m_pixmap.isNull()) { + p.drawPixmap(0, 0, m_pixmap); + return; + } + + const int extent = qMin(width() - 8, height() - 8); + const int displ = extent / 4; + const int ext = extent / 4 - 1; + + p.setRenderHint(QPainter::Antialiasing, true); + + if(m_animated) + p.setPen(Qt::gray); + else + p.setPen(QPen(palette().dark().color())); + + p.translate(width() / 2, height() / 2); // center + + for (int segment = 0; segment < segmentCount(); ++segment) { + p.rotate(QApplication::isRightToLeft() ? m_step : -m_step); + if(m_animated) + p.setBrush(colorForSegment(segment)); + else + p.setBrush(palette().background()); + p.drawEllipse(QRect(displ, -ext / 2, ext, ext)); + } +} + +QSize ChaseWidget::sizeHint() const +{ + return QSize(32, 32); +} + +void ChaseWidget::timerEvent(QTimerEvent *event) +{ + if (event->timerId() == m_timerId) { + ++m_segment; + update(); + } + QWidget::timerEvent(event); +} + +QColor ChaseWidget::colorForSegment(int seg) const +{ + int index = ((seg + m_segment) % segmentCount()); + int comp = qMax(0, 255 - (index * (255 / segmentCount()))); + return QColor(comp, comp, comp, 255); +} + +int ChaseWidget::segmentCount() const +{ + return 360 / m_step; +} + +void ChaseWidget::setPixmapEnabled(bool enable) +{ + m_pixmapEnabled = enable; +} + diff --git a/examples/gestures/browser/chasewidget.h b/examples/gestures/browser/chasewidget.h new file mode 100644 index 0000000..257eb38 --- /dev/null +++ b/examples/gestures/browser/chasewidget.h @@ -0,0 +1,85 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef CHASEWIDGET_H +#define CHASEWIDGET_H + +#include <QtGui/QWidget> + +#include <QtCore/QSize> +#include <QtGui/QColor> +#include <QtGui/QPixmap> + +QT_BEGIN_NAMESPACE +class QHideEvent; +class QShowEvent; +class QPaintEvent; +class QTimerEvent; +QT_END_NAMESPACE + +class ChaseWidget : public QWidget +{ + Q_OBJECT +public: + ChaseWidget(QWidget *parent = 0, QPixmap pixmap = QPixmap(), bool pixmapEnabled = false); + + void setAnimated(bool value); + void setPixmapEnabled(bool enable); + QSize sizeHint() const; + +protected: + void paintEvent(QPaintEvent *event); + void timerEvent(QTimerEvent *event); + +private: + int segmentCount() const; + QColor colorForSegment(int segment) const; + + int m_segment; + int m_delay; + int m_step; + int m_timerId; + bool m_animated; + QPixmap m_pixmap; + bool m_pixmapEnabled; +}; + +#endif diff --git a/examples/gestures/browser/cookiejar.cpp b/examples/gestures/browser/cookiejar.cpp new file mode 100644 index 0000000..16aa5c6 --- /dev/null +++ b/examples/gestures/browser/cookiejar.cpp @@ -0,0 +1,733 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "cookiejar.h" + +#include "autosaver.h" + +#include <QtCore/QDateTime> +#include <QtCore/QDir> +#include <QtCore/QFile> +#include <QtCore/QMetaEnum> +#include <QtCore/QSettings> +#include <QtCore/QUrl> + +#include <QtGui/QCompleter> +#include <QtGui/QDesktopServices> +#include <QtGui/QFont> +#include <QtGui/QFontMetrics> +#include <QtGui/QHeaderView> +#include <QtGui/QKeyEvent> +#include <QtGui/QSortFilterProxyModel> + +#include <QtWebKit/QWebSettings> + +#include <QtCore/QDebug> + +static const unsigned int JAR_VERSION = 23; + +QT_BEGIN_NAMESPACE +QDataStream &operator<<(QDataStream &stream, const QList<QNetworkCookie> &list) +{ + stream << JAR_VERSION; + stream << quint32(list.size()); + for (int i = 0; i < list.size(); ++i) + stream << list.at(i).toRawForm(); + return stream; +} + +QDataStream &operator>>(QDataStream &stream, QList<QNetworkCookie> &list) +{ + list.clear(); + + quint32 version; + stream >> version; + + if (version != JAR_VERSION) + return stream; + + quint32 count; + stream >> count; + for(quint32 i = 0; i < count; ++i) + { + QByteArray value; + stream >> value; + QList<QNetworkCookie> newCookies = QNetworkCookie::parseCookies(value); + if (newCookies.count() == 0 && value.length() != 0) { + qWarning() << "CookieJar: Unable to parse saved cookie:" << value; + } + for (int j = 0; j < newCookies.count(); ++j) + list.append(newCookies.at(j)); + if (stream.atEnd()) + break; + } + return stream; +} +QT_END_NAMESPACE + +CookieJar::CookieJar(QObject *parent) + : QNetworkCookieJar(parent) + , m_loaded(false) + , m_saveTimer(new AutoSaver(this)) + , m_acceptCookies(AcceptOnlyFromSitesNavigatedTo) +{ +} + +CookieJar::~CookieJar() +{ + if (m_keepCookies == KeepUntilExit) + clear(); + m_saveTimer->saveIfNeccessary(); +} + +void CookieJar::clear() +{ + setAllCookies(QList<QNetworkCookie>()); + m_saveTimer->changeOccurred(); + emit cookiesChanged(); +} + +void CookieJar::load() +{ + if (m_loaded) + return; + // load cookies and exceptions + qRegisterMetaTypeStreamOperators<QList<QNetworkCookie> >("QList<QNetworkCookie>"); + QSettings cookieSettings(QDesktopServices::storageLocation(QDesktopServices::DataLocation) + QLatin1String("/cookies.ini"), QSettings::IniFormat); + setAllCookies(qvariant_cast<QList<QNetworkCookie> >(cookieSettings.value(QLatin1String("cookies")))); + cookieSettings.beginGroup(QLatin1String("Exceptions")); + m_exceptions_block = cookieSettings.value(QLatin1String("block")).toStringList(); + m_exceptions_allow = cookieSettings.value(QLatin1String("allow")).toStringList(); + m_exceptions_allowForSession = cookieSettings.value(QLatin1String("allowForSession")).toStringList(); + qSort(m_exceptions_block.begin(), m_exceptions_block.end()); + qSort(m_exceptions_allow.begin(), m_exceptions_allow.end()); + qSort(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end()); + + loadSettings(); +} + +void CookieJar::loadSettings() +{ + QSettings settings; + settings.beginGroup(QLatin1String("cookies")); + QByteArray value = settings.value(QLatin1String("acceptCookies"), + QLatin1String("AcceptOnlyFromSitesNavigatedTo")).toByteArray(); + QMetaEnum acceptPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("AcceptPolicy")); + m_acceptCookies = acceptPolicyEnum.keyToValue(value) == -1 ? + AcceptOnlyFromSitesNavigatedTo : + static_cast<AcceptPolicy>(acceptPolicyEnum.keyToValue(value)); + + value = settings.value(QLatin1String("keepCookiesUntil"), QLatin1String("KeepUntilExpire")).toByteArray(); + QMetaEnum keepPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("KeepPolicy")); + m_keepCookies = keepPolicyEnum.keyToValue(value) == -1 ? + KeepUntilExpire : + static_cast<KeepPolicy>(keepPolicyEnum.keyToValue(value)); + + if (m_keepCookies == KeepUntilExit) + setAllCookies(QList<QNetworkCookie>()); + + m_loaded = true; + emit cookiesChanged(); +} + +void CookieJar::save() +{ + if (!m_loaded) + return; + purgeOldCookies(); + QString directory = QDesktopServices::storageLocation(QDesktopServices::DataLocation); + if (directory.isEmpty()) + directory = QDir::homePath() + QLatin1String("/.") + QCoreApplication::applicationName(); + if (!QFile::exists(directory)) { + QDir dir; + dir.mkpath(directory); + } + QSettings cookieSettings(directory + QLatin1String("/cookies.ini"), QSettings::IniFormat); + QList<QNetworkCookie> cookies = allCookies(); + for (int i = cookies.count() - 1; i >= 0; --i) { + if (cookies.at(i).isSessionCookie()) + cookies.removeAt(i); + } + cookieSettings.setValue(QLatin1String("cookies"), qVariantFromValue<QList<QNetworkCookie> >(cookies)); + cookieSettings.beginGroup(QLatin1String("Exceptions")); + cookieSettings.setValue(QLatin1String("block"), m_exceptions_block); + cookieSettings.setValue(QLatin1String("allow"), m_exceptions_allow); + cookieSettings.setValue(QLatin1String("allowForSession"), m_exceptions_allowForSession); + + // save cookie settings + QSettings settings; + settings.beginGroup(QLatin1String("cookies")); + QMetaEnum acceptPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("AcceptPolicy")); + settings.setValue(QLatin1String("acceptCookies"), QLatin1String(acceptPolicyEnum.valueToKey(m_acceptCookies))); + + QMetaEnum keepPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("KeepPolicy")); + settings.setValue(QLatin1String("keepCookiesUntil"), QLatin1String(keepPolicyEnum.valueToKey(m_keepCookies))); +} + +void CookieJar::purgeOldCookies() +{ + QList<QNetworkCookie> cookies = allCookies(); + if (cookies.isEmpty()) + return; + int oldCount = cookies.count(); + QDateTime now = QDateTime::currentDateTime(); + for (int i = cookies.count() - 1; i >= 0; --i) { + if (!cookies.at(i).isSessionCookie() && cookies.at(i).expirationDate() < now) + cookies.removeAt(i); + } + if (oldCount == cookies.count()) + return; + setAllCookies(cookies); + emit cookiesChanged(); +} + +QList<QNetworkCookie> CookieJar::cookiesForUrl(const QUrl &url) const +{ + CookieJar *that = const_cast<CookieJar*>(this); + if (!m_loaded) + that->load(); + + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) { + QList<QNetworkCookie> noCookies; + return noCookies; + } + + return QNetworkCookieJar::cookiesForUrl(url); +} + +bool CookieJar::setCookiesFromUrl(const QList<QNetworkCookie> &cookieList, const QUrl &url) +{ + if (!m_loaded) + load(); + + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) + return false; + + QString host = url.host(); + bool eBlock = qBinaryFind(m_exceptions_block.begin(), m_exceptions_block.end(), host) != m_exceptions_block.end(); + bool eAllow = qBinaryFind(m_exceptions_allow.begin(), m_exceptions_allow.end(), host) != m_exceptions_allow.end(); + bool eAllowSession = qBinaryFind(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end(), host) != m_exceptions_allowForSession.end(); + + bool addedCookies = false; + // pass exceptions + bool acceptInitially = (m_acceptCookies != AcceptNever); + if ((acceptInitially && !eBlock) + || (!acceptInitially && (eAllow || eAllowSession))) { + // pass url domain == cookie domain + QDateTime soon = QDateTime::currentDateTime(); + soon = soon.addDays(90); + foreach(QNetworkCookie cookie, cookieList) { + QList<QNetworkCookie> lst; + if (m_keepCookies == KeepUntilTimeLimit + && !cookie.isSessionCookie() + && cookie.expirationDate() > soon) { + cookie.setExpirationDate(soon); + } + lst += cookie; + if (QNetworkCookieJar::setCookiesFromUrl(lst, url)) { + addedCookies = true; + } else { + // finally force it in if wanted + if (m_acceptCookies == AcceptAlways) { + QList<QNetworkCookie> cookies = allCookies(); + cookies += cookie; + setAllCookies(cookies); + addedCookies = true; + } +#if 0 + else + qWarning() << "setCookiesFromUrl failed" << url << cookieList.value(0).toRawForm(); +#endif + } + } + } + + if (addedCookies) { + m_saveTimer->changeOccurred(); + emit cookiesChanged(); + } + return addedCookies; +} + +CookieJar::AcceptPolicy CookieJar::acceptPolicy() const +{ + if (!m_loaded) + (const_cast<CookieJar*>(this))->load(); + return m_acceptCookies; +} + +void CookieJar::setAcceptPolicy(AcceptPolicy policy) +{ + if (!m_loaded) + load(); + if (policy == m_acceptCookies) + return; + m_acceptCookies = policy; + m_saveTimer->changeOccurred(); +} + +CookieJar::KeepPolicy CookieJar::keepPolicy() const +{ + if (!m_loaded) + (const_cast<CookieJar*>(this))->load(); + return m_keepCookies; +} + +void CookieJar::setKeepPolicy(KeepPolicy policy) +{ + if (!m_loaded) + load(); + if (policy == m_keepCookies) + return; + m_keepCookies = policy; + m_saveTimer->changeOccurred(); +} + +QStringList CookieJar::blockedCookies() const +{ + if (!m_loaded) + (const_cast<CookieJar*>(this))->load(); + return m_exceptions_block; +} + +QStringList CookieJar::allowedCookies() const +{ + if (!m_loaded) + (const_cast<CookieJar*>(this))->load(); + return m_exceptions_allow; +} + +QStringList CookieJar::allowForSessionCookies() const +{ + if (!m_loaded) + (const_cast<CookieJar*>(this))->load(); + return m_exceptions_allowForSession; +} + +void CookieJar::setBlockedCookies(const QStringList &list) +{ + if (!m_loaded) + load(); + m_exceptions_block = list; + qSort(m_exceptions_block.begin(), m_exceptions_block.end()); + m_saveTimer->changeOccurred(); +} + +void CookieJar::setAllowedCookies(const QStringList &list) +{ + if (!m_loaded) + load(); + m_exceptions_allow = list; + qSort(m_exceptions_allow.begin(), m_exceptions_allow.end()); + m_saveTimer->changeOccurred(); +} + +void CookieJar::setAllowForSessionCookies(const QStringList &list) +{ + if (!m_loaded) + load(); + m_exceptions_allowForSession = list; + qSort(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end()); + m_saveTimer->changeOccurred(); +} + +CookieModel::CookieModel(CookieJar *cookieJar, QObject *parent) + : QAbstractTableModel(parent) + , m_cookieJar(cookieJar) +{ + connect(m_cookieJar, SIGNAL(cookiesChanged()), this, SLOT(cookiesChanged())); + m_cookieJar->load(); +} + +QVariant CookieModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (role == Qt::SizeHintRole) { + QFont font; + font.setPointSize(10); + QFontMetrics fm(font); + int height = fm.height() + fm.height()/3; + int width = fm.width(headerData(section, orientation, Qt::DisplayRole).toString()); + return QSize(width, height); + } + + if (orientation == Qt::Horizontal) { + if (role != Qt::DisplayRole) + return QVariant(); + + switch (section) { + case 0: + return tr("Website"); + case 1: + return tr("Name"); + case 2: + return tr("Path"); + case 3: + return tr("Secure"); + case 4: + return tr("Expires"); + case 5: + return tr("Contents"); + default: + return QVariant(); + } + } + return QAbstractTableModel::headerData(section, orientation, role); +} + +QVariant CookieModel::data(const QModelIndex &index, int role) const +{ + QList<QNetworkCookie> lst; + if (m_cookieJar) + lst = m_cookieJar->allCookies(); + if (index.row() < 0 || index.row() >= lst.size()) + return QVariant(); + + switch (role) { + case Qt::DisplayRole: + case Qt::EditRole: { + QNetworkCookie cookie = lst.at(index.row()); + switch (index.column()) { + case 0: + return cookie.domain(); + case 1: + return cookie.name(); + case 2: + return cookie.path(); + case 3: + return cookie.isSecure(); + case 4: + return cookie.expirationDate(); + case 5: + return cookie.value(); + } + } + case Qt::FontRole:{ + QFont font; + font.setPointSize(10); + return font; + } + } + + return QVariant(); +} + +int CookieModel::columnCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : 6; +} + +int CookieModel::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid() || !m_cookieJar) ? 0 : m_cookieJar->allCookies().count(); +} + +bool CookieModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (parent.isValid() || !m_cookieJar) + return false; + int lastRow = row + count - 1; + beginRemoveRows(parent, row, lastRow); + QList<QNetworkCookie> lst = m_cookieJar->allCookies(); + for (int i = lastRow; i >= row; --i) { + lst.removeAt(i); + } + m_cookieJar->setAllCookies(lst); + endRemoveRows(); + return true; +} + +void CookieModel::cookiesChanged() +{ + reset(); +} + +CookiesDialog::CookiesDialog(CookieJar *cookieJar, QWidget *parent) : QDialog(parent) +{ + setupUi(this); + setWindowFlags(Qt::Sheet); + CookieModel *model = new CookieModel(cookieJar, this); + m_proxyModel = new QSortFilterProxyModel(this); + connect(search, SIGNAL(textChanged(QString)), + m_proxyModel, SLOT(setFilterFixedString(QString))); + connect(removeButton, SIGNAL(clicked()), cookiesTable, SLOT(removeOne())); + connect(removeAllButton, SIGNAL(clicked()), cookiesTable, SLOT(removeAll())); + m_proxyModel->setSourceModel(model); + cookiesTable->verticalHeader()->hide(); + cookiesTable->setSelectionBehavior(QAbstractItemView::SelectRows); + cookiesTable->setModel(m_proxyModel); + cookiesTable->setAlternatingRowColors(true); + cookiesTable->setTextElideMode(Qt::ElideMiddle); + cookiesTable->setShowGrid(false); + cookiesTable->setSortingEnabled(true); + QFont f = font(); + f.setPointSize(10); + QFontMetrics fm(f); + int height = fm.height() + fm.height()/3; + cookiesTable->verticalHeader()->setDefaultSectionSize(height); + cookiesTable->verticalHeader()->setMinimumSectionSize(-1); + for (int i = 0; i < model->columnCount(); ++i){ + int header = cookiesTable->horizontalHeader()->sectionSizeHint(i); + switch (i) { + case 0: + header = fm.width(QLatin1String("averagehost.domain.com")); + break; + case 1: + header = fm.width(QLatin1String("_session_id")); + break; + case 4: + header = fm.width(QDateTime::currentDateTime().toString(Qt::LocalDate)); + break; + } + int buffer = fm.width(QLatin1String("xx")); + header += buffer; + cookiesTable->horizontalHeader()->resizeSection(i, header); + } + cookiesTable->horizontalHeader()->setStretchLastSection(true); +} + + + +CookieExceptionsModel::CookieExceptionsModel(CookieJar *cookiejar, QObject *parent) + : QAbstractTableModel(parent) + , m_cookieJar(cookiejar) +{ + m_allowedCookies = m_cookieJar->allowedCookies(); + m_blockedCookies = m_cookieJar->blockedCookies(); + m_sessionCookies = m_cookieJar->allowForSessionCookies(); +} + +QVariant CookieExceptionsModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (role == Qt::SizeHintRole) { + QFont font; + font.setPointSize(10); + QFontMetrics fm(font); + int height = fm.height() + fm.height()/3; + int width = fm.width(headerData(section, orientation, Qt::DisplayRole).toString()); + return QSize(width, height); + } + + if (orientation == Qt::Horizontal + && role == Qt::DisplayRole) { + switch (section) { + case 0: + return tr("Website"); + case 1: + return tr("Status"); + } + } + return QAbstractTableModel::headerData(section, orientation, role); +} + +QVariant CookieExceptionsModel::data(const QModelIndex &index, int role) const +{ + if (index.row() < 0 || index.row() >= rowCount()) + return QVariant(); + + switch (role) { + case Qt::DisplayRole: + case Qt::EditRole: { + int row = index.row(); + if (row < m_allowedCookies.count()) { + switch (index.column()) { + case 0: + return m_allowedCookies.at(row); + case 1: + return tr("Allow"); + } + } + row = row - m_allowedCookies.count(); + if (row < m_blockedCookies.count()) { + switch (index.column()) { + case 0: + return m_blockedCookies.at(row); + case 1: + return tr("Block"); + } + } + row = row - m_blockedCookies.count(); + if (row < m_sessionCookies.count()) { + switch (index.column()) { + case 0: + return m_sessionCookies.at(row); + case 1: + return tr("Allow For Session"); + } + } + } + case Qt::FontRole:{ + QFont font; + font.setPointSize(10); + return font; + } + } + return QVariant(); +} + +int CookieExceptionsModel::columnCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : 2; +} + +int CookieExceptionsModel::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid() || !m_cookieJar) ? 0 : m_allowedCookies.count() + m_blockedCookies.count() + m_sessionCookies.count(); +} + +bool CookieExceptionsModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (parent.isValid() || !m_cookieJar) + return false; + + int lastRow = row + count - 1; + beginRemoveRows(parent, row, lastRow); + for (int i = lastRow; i >= row; --i) { + if (i < m_allowedCookies.count()) { + m_allowedCookies.removeAt(row); + continue; + } + i = i - m_allowedCookies.count(); + if (i < m_blockedCookies.count()) { + m_blockedCookies.removeAt(row); + continue; + } + i = i - m_blockedCookies.count(); + if (i < m_sessionCookies.count()) { + m_sessionCookies.removeAt(row); + continue; + } + } + m_cookieJar->setAllowedCookies(m_allowedCookies); + m_cookieJar->setBlockedCookies(m_blockedCookies); + m_cookieJar->setAllowForSessionCookies(m_sessionCookies); + endRemoveRows(); + return true; +} + +CookiesExceptionsDialog::CookiesExceptionsDialog(CookieJar *cookieJar, QWidget *parent) + : QDialog(parent) + , m_cookieJar(cookieJar) +{ + setupUi(this); + setWindowFlags(Qt::Sheet); + connect(removeButton, SIGNAL(clicked()), exceptionTable, SLOT(removeOne())); + connect(removeAllButton, SIGNAL(clicked()), exceptionTable, SLOT(removeAll())); + exceptionTable->verticalHeader()->hide(); + exceptionTable->setSelectionBehavior(QAbstractItemView::SelectRows); + exceptionTable->setAlternatingRowColors(true); + exceptionTable->setTextElideMode(Qt::ElideMiddle); + exceptionTable->setShowGrid(false); + exceptionTable->setSortingEnabled(true); + m_exceptionsModel = new CookieExceptionsModel(cookieJar, this); + m_proxyModel = new QSortFilterProxyModel(this); + m_proxyModel->setSourceModel(m_exceptionsModel); + connect(search, SIGNAL(textChanged(QString)), + m_proxyModel, SLOT(setFilterFixedString(QString))); + exceptionTable->setModel(m_proxyModel); + + CookieModel *cookieModel = new CookieModel(cookieJar, this); + domainLineEdit->setCompleter(new QCompleter(cookieModel, domainLineEdit)); + + connect(domainLineEdit, SIGNAL(textChanged(const QString &)), + this, SLOT(textChanged(const QString &))); + connect(blockButton, SIGNAL(clicked()), this, SLOT(block())); + connect(allowButton, SIGNAL(clicked()), this, SLOT(allow())); + connect(allowForSessionButton, SIGNAL(clicked()), this, SLOT(allowForSession())); + + QFont f = font(); + f.setPointSize(10); + QFontMetrics fm(f); + int height = fm.height() + fm.height()/3; + exceptionTable->verticalHeader()->setDefaultSectionSize(height); + exceptionTable->verticalHeader()->setMinimumSectionSize(-1); + for (int i = 0; i < m_exceptionsModel->columnCount(); ++i){ + int header = exceptionTable->horizontalHeader()->sectionSizeHint(i); + switch (i) { + case 0: + header = fm.width(QLatin1String("averagebiglonghost.domain.com")); + break; + case 1: + header = fm.width(QLatin1String("Allow For Session")); + break; + } + int buffer = fm.width(QLatin1String("xx")); + header += buffer; + exceptionTable->horizontalHeader()->resizeSection(i, header); + } +} + +void CookiesExceptionsDialog::textChanged(const QString &text) +{ + bool enabled = !text.isEmpty(); + blockButton->setEnabled(enabled); + allowButton->setEnabled(enabled); + allowForSessionButton->setEnabled(enabled); +} + +void CookiesExceptionsDialog::block() +{ + if (domainLineEdit->text().isEmpty()) + return; + m_exceptionsModel->m_blockedCookies.append(domainLineEdit->text()); + m_cookieJar->setBlockedCookies(m_exceptionsModel->m_blockedCookies); + m_exceptionsModel->reset(); +} + +void CookiesExceptionsDialog::allow() +{ + if (domainLineEdit->text().isEmpty()) + return; + m_exceptionsModel->m_allowedCookies.append(domainLineEdit->text()); + m_cookieJar->setAllowedCookies(m_exceptionsModel->m_allowedCookies); + m_exceptionsModel->reset(); +} + +void CookiesExceptionsDialog::allowForSession() +{ + if (domainLineEdit->text().isEmpty()) + return; + m_exceptionsModel->m_sessionCookies.append(domainLineEdit->text()); + m_cookieJar->setAllowForSessionCookies(m_exceptionsModel->m_sessionCookies); + m_exceptionsModel->reset(); +} + diff --git a/examples/gestures/browser/cookiejar.h b/examples/gestures/browser/cookiejar.h new file mode 100644 index 0000000..2d53627 --- /dev/null +++ b/examples/gestures/browser/cookiejar.h @@ -0,0 +1,204 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef COOKIEJAR_H +#define COOKIEJAR_H + +#include <QtNetwork/QNetworkCookieJar> + +#include <QtCore/QAbstractItemModel> +#include <QtCore/QStringList> + +#include <QtGui/QDialog> +#include <QtGui/QTableView> + +QT_BEGIN_NAMESPACE +class QSortFilterProxyModel; +class QKeyEvent; +QT_END_NAMESPACE + +class AutoSaver; + +class CookieJar : public QNetworkCookieJar +{ + friend class CookieModel; + Q_OBJECT + Q_PROPERTY(AcceptPolicy acceptPolicy READ acceptPolicy WRITE setAcceptPolicy) + Q_PROPERTY(KeepPolicy keepPolicy READ keepPolicy WRITE setKeepPolicy) + Q_PROPERTY(QStringList blockedCookies READ blockedCookies WRITE setBlockedCookies) + Q_PROPERTY(QStringList allowedCookies READ allowedCookies WRITE setAllowedCookies) + Q_PROPERTY(QStringList allowForSessionCookies READ allowForSessionCookies WRITE setAllowForSessionCookies) + Q_ENUMS(KeepPolicy) + Q_ENUMS(AcceptPolicy) + +signals: + void cookiesChanged(); + +public: + enum AcceptPolicy { + AcceptAlways, + AcceptNever, + AcceptOnlyFromSitesNavigatedTo + }; + + enum KeepPolicy { + KeepUntilExpire, + KeepUntilExit, + KeepUntilTimeLimit + }; + + CookieJar(QObject *parent = 0); + ~CookieJar(); + + QList<QNetworkCookie> cookiesForUrl(const QUrl &url) const; + bool setCookiesFromUrl(const QList<QNetworkCookie> &cookieList, const QUrl &url); + + AcceptPolicy acceptPolicy() const; + void setAcceptPolicy(AcceptPolicy policy); + + KeepPolicy keepPolicy() const; + void setKeepPolicy(KeepPolicy policy); + + QStringList blockedCookies() const; + QStringList allowedCookies() const; + QStringList allowForSessionCookies() const; + + void setBlockedCookies(const QStringList &list); + void setAllowedCookies(const QStringList &list); + void setAllowForSessionCookies(const QStringList &list); + +public slots: + void clear(); + void loadSettings(); + +private slots: + void save(); + +private: + void purgeOldCookies(); + void load(); + bool m_loaded; + AutoSaver *m_saveTimer; + + AcceptPolicy m_acceptCookies; + KeepPolicy m_keepCookies; + + QStringList m_exceptions_block; + QStringList m_exceptions_allow; + QStringList m_exceptions_allowForSession; +}; + +class CookieModel : public QAbstractTableModel +{ + Q_OBJECT + +public: + CookieModel(CookieJar *jar, QObject *parent = 0); + QVariant headerData(int section, Qt::Orientation orientation, int role) const; + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private slots: + void cookiesChanged(); + +private: + CookieJar *m_cookieJar; +}; + +#include "ui_cookies.h" +#include "ui_cookiesexceptions.h" + +class CookiesDialog : public QDialog, public Ui_CookiesDialog +{ + Q_OBJECT + +public: + CookiesDialog(CookieJar *cookieJar, QWidget *parent = 0); + +private: + QSortFilterProxyModel *m_proxyModel; +}; + +class CookieExceptionsModel : public QAbstractTableModel +{ + Q_OBJECT + friend class CookiesExceptionsDialog; + +public: + CookieExceptionsModel(CookieJar *cookieJar, QObject *parent = 0); + QVariant headerData(int section, Qt::Orientation orientation, int role) const; + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private: + CookieJar *m_cookieJar; + + // Domains we allow, Domains we block, Domains we allow for this session + QStringList m_allowedCookies; + QStringList m_blockedCookies; + QStringList m_sessionCookies; +}; + +class CookiesExceptionsDialog : public QDialog, public Ui_CookiesExceptionsDialog +{ + Q_OBJECT + +public: + CookiesExceptionsDialog(CookieJar *cookieJar, QWidget *parent = 0); + +private slots: + void block(); + void allow(); + void allowForSession(); + void textChanged(const QString &text); + +private: + CookieExceptionsModel *m_exceptionsModel; + QSortFilterProxyModel *m_proxyModel; + CookieJar *m_cookieJar; +}; + +#endif // COOKIEJAR_H + diff --git a/examples/gestures/browser/cookies.ui b/examples/gestures/browser/cookies.ui new file mode 100644 index 0000000..c4bccc5 --- /dev/null +++ b/examples/gestures/browser/cookies.ui @@ -0,0 +1,106 @@ +<ui version="4.0" > + <class>CookiesDialog</class> + <widget class="QDialog" name="CookiesDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>550</width> + <height>370</height> + </rect> + </property> + <property name="windowTitle" > + <string>Cookies</string> + </property> + <layout class="QGridLayout" > + <item row="0" column="0" > + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>252</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item row="0" column="1" > + <widget class="SearchLineEdit" name="search" /> + </item> + <item row="1" column="0" colspan="2" > + <widget class="EditTableView" name="cookiesTable" /> + </item> + <item row="2" column="0" colspan="2" > + <layout class="QHBoxLayout" > + <item> + <widget class="QPushButton" name="removeButton" > + <property name="text" > + <string>&Remove</string> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="removeAllButton" > + <property name="text" > + <string>Remove &All Cookies</string> + </property> + </widget> + </item> + <item> + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>40</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="standardButtons" > + <set>QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>SearchLineEdit</class> + <extends>QLineEdit</extends> + <header>searchlineedit.h</header> + </customwidget> + <customwidget> + <class>EditTableView</class> + <extends>QTableView</extends> + <header>edittableview.h</header> + </customwidget> + </customwidgets> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>CookiesDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>472</x> + <y>329</y> + 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+ <file>defaulticon.png</file> +</qresource> +</RCC> diff --git a/examples/gestures/browser/data/defaultbookmarks.xbel b/examples/gestures/browser/data/defaultbookmarks.xbel new file mode 100644 index 0000000..a168244 --- /dev/null +++ b/examples/gestures/browser/data/defaultbookmarks.xbel @@ -0,0 +1,40 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE xbel> +<xbel version="1.0"> + <folder folded="yes"> + <title>Bookmarks Bar</title> + <bookmark href="http://qtsoftware.com/"> + <title>Qt Software</title> + </bookmark> + <bookmark href="http://webkit.org/"> + <title>WebKit.org</title> + </bookmark> + <bookmark href="http://doc.trolltech.com/"> + <title>Qt Documentation</title> + </bookmark> + <bookmark href="http://doc.trolltech.com/qq/"> + <title>Qt Quarterly</title> + </bookmark> + <bookmark href="http://labs.trolltech.com/"> + <title>Qt Labs</title> + </bookmark> + <bookmark href="http://www.qtcentre.org/"> + <title>Qt Centre</title> + </bookmark> + <bookmark href="http://qt-apps.org/"> + <title>Qt-Apps.org</title> + </bookmark> + <bookmark href="http://qtnode.net/"> + <title>qtnode</title> + </bookmark> + <bookmark href="http://xkcd.com/"> + <title>xkcd</title> + </bookmark> + </folder> + <folder folded="yes"> + <title>Bookmarks Menu</title> + <bookmark href="http://reddit.com/"> + <title>reddit.com: what's new online!</title> + </bookmark> + </folder> +</xbel> diff --git a/examples/gestures/browser/data/defaulticon.png b/examples/gestures/browser/data/defaulticon.png Binary files differnew file mode 100644 index 0000000..01a0920 --- /dev/null +++ b/examples/gestures/browser/data/defaulticon.png diff --git a/examples/gestures/browser/data/history.png b/examples/gestures/browser/data/history.png Binary files differnew file mode 100644 index 0000000..552a1cb --- /dev/null +++ b/examples/gestures/browser/data/history.png diff --git a/examples/gestures/browser/data/loading.gif b/examples/gestures/browser/data/loading.gif Binary files differnew file mode 100644 index 0000000..c1545eb --- /dev/null +++ b/examples/gestures/browser/data/loading.gif diff --git a/examples/gestures/browser/downloaditem.ui b/examples/gestures/browser/downloaditem.ui new file mode 100644 index 0000000..4a0a0fd --- /dev/null +++ b/examples/gestures/browser/downloaditem.ui @@ -0,0 +1,134 @@ +<ui version="4.0" > + <class>DownloadItem</class> + <widget class="QWidget" name="DownloadItem" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>423</width> + <height>110</height> + </rect> + </property> + <property name="windowTitle" > + <string>Form</string> + </property> + <layout class="QHBoxLayout" name="horizontalLayout" > + <property name="margin" > + <number>0</number> + </property> + <item> + <widget class="QLabel" name="fileIcon" > + <property name="sizePolicy" > + <sizepolicy vsizetype="Minimum" hsizetype="Minimum" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="text" > + <string>Ico</string> + </property> + </widget> + </item> + <item> + <layout class="QVBoxLayout" name="verticalLayout_2" > + <item> + <widget class="SqueezeLabel" native="1" name="fileNameLabel" > + <property name="sizePolicy" > + <sizepolicy vsizetype="Preferred" hsizetype="Expanding" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="text" stdset="0" > + <string>Filename</string> + </property> + </widget> + </item> + <item> + <widget class="QProgressBar" name="progressBar" > + <property name="value" > + <number>0</number> + </property> + </widget> + </item> + <item> + <widget class="SqueezeLabel" native="1" name="downloadInfoLabel" > + <property name="sizePolicy" > + <sizepolicy vsizetype="Preferred" hsizetype="Minimum" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="text" stdset="0" > + <string/> + </property> + </widget> + </item> + </layout> + </item> + <item> + <layout class="QVBoxLayout" name="verticalLayout" > + <item> + <spacer name="verticalSpacer" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>17</width> + <height>1</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QPushButton" name="tryAgainButton" > + <property name="enabled" > + <bool>false</bool> + </property> + <property name="text" > + <string>Try Again</string> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="stopButton" > + <property name="text" > + <string>Stop</string> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="openButton" > + <property name="text" > + <string>Open</string> + </property> + </widget> + </item> + <item> + <spacer name="verticalSpacer_2" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>17</width> + <height>5</height> + </size> + </property> + </spacer> + </item> + </layout> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>SqueezeLabel</class> + <extends>QWidget</extends> + <header>squeezelabel.h</header> + </customwidget> + </customwidgets> + <resources/> + <connections/> +</ui> diff --git a/examples/gestures/browser/downloadmanager.cpp b/examples/gestures/browser/downloadmanager.cpp new file mode 100644 index 0000000..1e327c7 --- /dev/null +++ b/examples/gestures/browser/downloadmanager.cpp @@ -0,0 +1,579 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "downloadmanager.h" + +#include "autosaver.h" +#include "browserapplication.h" +#include "networkaccessmanager.h" + +#include <math.h> + +#include <QtCore/QMetaEnum> +#include <QtCore/QSettings> + +#include <QtGui/QDesktopServices> +#include <QtGui/QFileDialog> +#include <QtGui/QHeaderView> +#include <QtGui/QFileIconProvider> + +#include <QtCore/QDebug> + +#include <QtWebKit/QWebSettings> + +/*! + DownloadItem is a widget that is displayed in the download manager list. + It moves the data from the QNetworkReply into the QFile as well + as update the information/progressbar and report errors. + */ +DownloadItem::DownloadItem(QNetworkReply *reply, bool requestFileName, QWidget *parent) + : QWidget(parent) + , m_reply(reply) + , m_requestFileName(requestFileName) + , m_bytesReceived(0) +{ + setupUi(this); + QPalette p = downloadInfoLabel->palette(); + p.setColor(QPalette::Text, Qt::darkGray); + downloadInfoLabel->setPalette(p); + progressBar->setMaximum(0); + tryAgainButton->hide(); + connect(stopButton, SIGNAL(clicked()), this, SLOT(stop())); + connect(openButton, SIGNAL(clicked()), this, SLOT(open())); + connect(tryAgainButton, SIGNAL(clicked()), this, SLOT(tryAgain())); + + init(); +} + +void DownloadItem::init() +{ + if (!m_reply) + return; + + // attach to the m_reply + m_url = m_reply->url(); + m_reply->setParent(this); + connect(m_reply, SIGNAL(readyRead()), this, SLOT(downloadReadyRead())); + connect(m_reply, SIGNAL(error(QNetworkReply::NetworkError)), + this, SLOT(error(QNetworkReply::NetworkError))); + connect(m_reply, SIGNAL(downloadProgress(qint64, qint64)), + this, SLOT(downloadProgress(qint64, qint64))); + connect(m_reply, SIGNAL(metaDataChanged()), + this, SLOT(metaDataChanged())); + connect(m_reply, SIGNAL(finished()), + this, SLOT(finished())); + + // reset info + downloadInfoLabel->clear(); + progressBar->setValue(0); + getFileName(); + + // start timer for the download estimation + m_downloadTime.start(); + + if (m_reply->error() != QNetworkReply::NoError) { + error(m_reply->error()); + finished(); + } +} + +void DownloadItem::getFileName() +{ + QSettings settings; + settings.beginGroup(QLatin1String("downloadmanager")); + QString defaultLocation = QDesktopServices::storageLocation(QDesktopServices::DesktopLocation); + QString downloadDirectory = settings.value(QLatin1String("downloadDirectory"), defaultLocation).toString(); + if (!downloadDirectory.isEmpty()) + downloadDirectory += QLatin1Char('/'); + + QString defaultFileName = saveFileName(downloadDirectory); + QString fileName = defaultFileName; + if (m_requestFileName) { + fileName = QFileDialog::getSaveFileName(this, tr("Save File"), defaultFileName); + if (fileName.isEmpty()) { + m_reply->close(); + fileNameLabel->setText(tr("Download canceled: %1").arg(QFileInfo(defaultFileName).fileName())); + return; + } + } + m_output.setFileName(fileName); + fileNameLabel->setText(QFileInfo(m_output.fileName()).fileName()); + if (m_requestFileName) + downloadReadyRead(); +} + +QString DownloadItem::saveFileName(const QString &directory) const +{ + // Move this function into QNetworkReply to also get file name sent from the server + QString path = m_url.path(); + QFileInfo info(path); + QString baseName = info.completeBaseName(); + QString endName = info.suffix(); + + if (baseName.isEmpty()) { + baseName = QLatin1String("unnamed_download"); + qDebug() << "DownloadManager:: downloading unknown file:" << m_url; + } + QString name = directory + baseName + QLatin1Char('.') + endName; + if (QFile::exists(name)) { + // already exists, don't overwrite + int i = 1; + do { + name = directory + baseName + QLatin1Char('-') + QString::number(i++) + QLatin1Char('.') + endName; + } while (QFile::exists(name)); + } + return name; +} + + +void DownloadItem::stop() +{ + setUpdatesEnabled(false); + stopButton->setEnabled(false); + stopButton->hide(); + tryAgainButton->setEnabled(true); + tryAgainButton->show(); + setUpdatesEnabled(true); + m_reply->abort(); +} + +void DownloadItem::open() +{ + QFileInfo info(m_output); + QUrl url = QUrl::fromLocalFile(info.absolutePath()); + QDesktopServices::openUrl(url); +} + +void DownloadItem::tryAgain() +{ + if (!tryAgainButton->isEnabled()) + return; + + tryAgainButton->setEnabled(false); + tryAgainButton->setVisible(false); + stopButton->setEnabled(true); + stopButton->setVisible(true); + progressBar->setVisible(true); + + QNetworkReply *r = BrowserApplication::networkAccessManager()->get(QNetworkRequest(m_url)); + if (m_reply) + m_reply->deleteLater(); + if (m_output.exists()) + m_output.remove(); + m_reply = r; + init(); + emit statusChanged(); +} + +void DownloadItem::downloadReadyRead() +{ + if (m_requestFileName && m_output.fileName().isEmpty()) + return; + if (!m_output.isOpen()) { + // in case someone else has already put a file there + if (!m_requestFileName) + getFileName(); + if (!m_output.open(QIODevice::WriteOnly)) { + downloadInfoLabel->setText(tr("Error opening save file: %1") + .arg(m_output.errorString())); + stopButton->click(); + emit statusChanged(); + return; + } + emit statusChanged(); + } + if (-1 == m_output.write(m_reply->readAll())) { + downloadInfoLabel->setText(tr("Error saving: %1") + .arg(m_output.errorString())); + stopButton->click(); + } +} + +void DownloadItem::error(QNetworkReply::NetworkError) +{ + qDebug() << "DownloadItem::error" << m_reply->errorString() << m_url; + downloadInfoLabel->setText(tr("Network Error: %1").arg(m_reply->errorString())); + tryAgainButton->setEnabled(true); + tryAgainButton->setVisible(true); +} + +void DownloadItem::metaDataChanged() +{ + qDebug() << "DownloadItem::metaDataChanged: not handled."; +} + +void DownloadItem::downloadProgress(qint64 bytesReceived, qint64 bytesTotal) +{ + m_bytesReceived = bytesReceived; + if (bytesTotal == -1) { + progressBar->setValue(0); + progressBar->setMaximum(0); + } else { + progressBar->setValue(bytesReceived); + progressBar->setMaximum(bytesTotal); + } + updateInfoLabel(); +} + +void DownloadItem::updateInfoLabel() +{ + if (m_reply->error() == QNetworkReply::NoError) + return; + + qint64 bytesTotal = progressBar->maximum(); + bool running = !downloadedSuccessfully(); + + // update info label + double speed = m_bytesReceived * 1000.0 / m_downloadTime.elapsed(); + double timeRemaining = ((double)(bytesTotal - m_bytesReceived)) / speed; + QString timeRemainingString = tr("seconds"); + if (timeRemaining > 60) { + timeRemaining = timeRemaining / 60; + timeRemainingString = tr("minutes"); + } + timeRemaining = floor(timeRemaining); + + // When downloading the eta should never be 0 + if (timeRemaining == 0) + timeRemaining = 1; + + QString info; + if (running) { + QString remaining; + if (bytesTotal != 0) + remaining = tr("- %4 %5 remaining") + .arg(timeRemaining) + .arg(timeRemainingString); + info = QString(tr("%1 of %2 (%3/sec) %4")) + .arg(dataString(m_bytesReceived)) + .arg(bytesTotal == 0 ? tr("?") : dataString(bytesTotal)) + .arg(dataString((int)speed)) + .arg(remaining); + } else { + if (m_bytesReceived == bytesTotal) + info = dataString(m_output.size()); + else + info = tr("%1 of %2 - Stopped") + .arg(dataString(m_bytesReceived)) + .arg(dataString(bytesTotal)); + } + downloadInfoLabel->setText(info); +} + +QString DownloadItem::dataString(int size) const +{ + QString unit; + if (size < 1024) { + unit = tr("bytes"); + } else if (size < 1024*1024) { + size /= 1024; + unit = tr("kB"); + } else { + size /= 1024*1024; + unit = tr("MB"); + } + return QString(QLatin1String("%1 %2")).arg(size).arg(unit); +} + +bool DownloadItem::downloading() const +{ + return (progressBar->isVisible()); +} + +bool DownloadItem::downloadedSuccessfully() const +{ + return (stopButton->isHidden() && tryAgainButton->isHidden()); +} + +void DownloadItem::finished() +{ + progressBar->hide(); + stopButton->setEnabled(false); + stopButton->hide(); + m_output.close(); + updateInfoLabel(); + emit statusChanged(); +} + +/*! + DownloadManager is a Dialog that contains a list of DownloadItems + + It is a basic download manager. It only downloads the file, doesn't do BitTorrent, + extract zipped files or anything fancy. + */ +DownloadManager::DownloadManager(QWidget *parent) + : QDialog(parent) + , m_autoSaver(new AutoSaver(this)) + , m_manager(BrowserApplication::networkAccessManager()) + , m_iconProvider(0) + , m_removePolicy(Never) +{ + setupUi(this); + downloadsView->setShowGrid(false); + downloadsView->verticalHeader()->hide(); + downloadsView->horizontalHeader()->hide(); + downloadsView->setAlternatingRowColors(true); + downloadsView->horizontalHeader()->setStretchLastSection(true); + m_model = new DownloadModel(this); + downloadsView->setModel(m_model); + connect(cleanupButton, SIGNAL(clicked()), this, SLOT(cleanup())); + load(); +} + +DownloadManager::~DownloadManager() +{ + m_autoSaver->changeOccurred(); + m_autoSaver->saveIfNeccessary(); + if (m_iconProvider) + delete m_iconProvider; +} + +int DownloadManager::activeDownloads() const +{ + int count = 0; + for (int i = 0; i < m_downloads.count(); ++i) { + if (m_downloads.at(i)->stopButton->isEnabled()) + ++count; + } + return count; +} + +void DownloadManager::download(const QNetworkRequest &request, bool requestFileName) +{ + if (request.url().isEmpty()) + return; + handleUnsupportedContent(m_manager->get(request), requestFileName); +} + +void DownloadManager::handleUnsupportedContent(QNetworkReply *reply, bool requestFileName) +{ + if (!reply || reply->url().isEmpty()) + return; + QVariant header = reply->header(QNetworkRequest::ContentLengthHeader); + bool ok; + int size = header.toInt(&ok); + if (ok && size == 0) + return; + + qDebug() << "DownloadManager::handleUnsupportedContent" << reply->url() << "requestFileName" << requestFileName; + DownloadItem *item = new DownloadItem(reply, requestFileName, this); + addItem(item); +} + +void DownloadManager::addItem(DownloadItem *item) +{ + connect(item, SIGNAL(statusChanged()), this, SLOT(updateRow())); + int row = m_downloads.count(); + m_model->beginInsertRows(QModelIndex(), row, row); + m_downloads.append(item); + m_model->endInsertRows(); + updateItemCount(); + if (row == 0) + show(); + downloadsView->setIndexWidget(m_model->index(row, 0), item); + QIcon icon = style()->standardIcon(QStyle::SP_FileIcon); + item->fileIcon->setPixmap(icon.pixmap(48, 48)); + downloadsView->setRowHeight(row, item->sizeHint().height()); +} + +void DownloadManager::updateRow() +{ + DownloadItem *item = qobject_cast<DownloadItem*>(sender()); + int row = m_downloads.indexOf(item); + if (-1 == row) + return; + if (!m_iconProvider) + m_iconProvider = new QFileIconProvider(); + QIcon icon = m_iconProvider->icon(item->m_output.fileName()); + if (icon.isNull()) + icon = style()->standardIcon(QStyle::SP_FileIcon); + item->fileIcon->setPixmap(icon.pixmap(48, 48)); + downloadsView->setRowHeight(row, item->minimumSizeHint().height()); + + bool remove = false; + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (!item->downloading() + && globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) + remove = true; + + if (item->downloadedSuccessfully() + && removePolicy() == DownloadManager::SuccessFullDownload) { + remove = true; + } + if (remove) + m_model->removeRow(row); + + cleanupButton->setEnabled(m_downloads.count() - activeDownloads() > 0); +} + +DownloadManager::RemovePolicy DownloadManager::removePolicy() const +{ + return m_removePolicy; +} + +void DownloadManager::setRemovePolicy(RemovePolicy policy) +{ + if (policy == m_removePolicy) + return; + m_removePolicy = policy; + m_autoSaver->changeOccurred(); +} + +void DownloadManager::save() const +{ + QSettings settings; + settings.beginGroup(QLatin1String("downloadmanager")); + QMetaEnum removePolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("RemovePolicy")); + settings.setValue(QLatin1String("removeDownloadsPolicy"), QLatin1String(removePolicyEnum.valueToKey(m_removePolicy))); + settings.setValue(QLatin1String("size"), size()); + if (m_removePolicy == Exit) + return; + + for (int i = 0; i < m_downloads.count(); ++i) { + QString key = QString(QLatin1String("download_%1_")).arg(i); + settings.setValue(key + QLatin1String("url"), m_downloads[i]->m_url); + settings.setValue(key + QLatin1String("location"), QFileInfo(m_downloads[i]->m_output).filePath()); + settings.setValue(key + QLatin1String("done"), m_downloads[i]->downloadedSuccessfully()); + } + int i = m_downloads.count(); + QString key = QString(QLatin1String("download_%1_")).arg(i); + while (settings.contains(key + QLatin1String("url"))) { + settings.remove(key + QLatin1String("url")); + settings.remove(key + QLatin1String("location")); + settings.remove(key + QLatin1String("done")); + key = QString(QLatin1String("download_%1_")).arg(++i); + } +} + +void DownloadManager::load() +{ + QSettings settings; + settings.beginGroup(QLatin1String("downloadmanager")); + QSize size = settings.value(QLatin1String("size")).toSize(); + if (size.isValid()) + resize(size); + QByteArray value = settings.value(QLatin1String("removeDownloadsPolicy"), QLatin1String("Never")).toByteArray(); + QMetaEnum removePolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("RemovePolicy")); + m_removePolicy = removePolicyEnum.keyToValue(value) == -1 ? + Never : + static_cast<RemovePolicy>(removePolicyEnum.keyToValue(value)); + + int i = 0; + QString key = QString(QLatin1String("download_%1_")).arg(i); + while (settings.contains(key + QLatin1String("url"))) { + QUrl url = settings.value(key + QLatin1String("url")).toUrl(); + QString fileName = settings.value(key + QLatin1String("location")).toString(); + bool done = settings.value(key + QLatin1String("done"), true).toBool(); + if (!url.isEmpty() && !fileName.isEmpty()) { + DownloadItem *item = new DownloadItem(0, this); + item->m_output.setFileName(fileName); + item->fileNameLabel->setText(QFileInfo(item->m_output.fileName()).fileName()); + item->m_url = url; + item->stopButton->setVisible(false); + item->stopButton->setEnabled(false); + item->tryAgainButton->setVisible(!done); + item->tryAgainButton->setEnabled(!done); + item->progressBar->setVisible(!done); + addItem(item); + } + key = QString(QLatin1String("download_%1_")).arg(++i); + } + cleanupButton->setEnabled(m_downloads.count() - activeDownloads() > 0); +} + +void DownloadManager::cleanup() +{ + if (m_downloads.isEmpty()) + return; + m_model->removeRows(0, m_downloads.count()); + updateItemCount(); + if (m_downloads.isEmpty() && m_iconProvider) { + delete m_iconProvider; + m_iconProvider = 0; + } + m_autoSaver->changeOccurred(); +} + +void DownloadManager::updateItemCount() +{ + int count = m_downloads.count(); + itemCount->setText(count == 1 ? tr("1 Download") : tr("%1 Downloads").arg(count)); +} + +DownloadModel::DownloadModel(DownloadManager *downloadManager, QObject *parent) + : QAbstractListModel(parent) + , m_downloadManager(downloadManager) +{ +} + +QVariant DownloadModel::data(const QModelIndex &index, int role) const +{ + if (index.row() < 0 || index.row() >= rowCount(index.parent())) + return QVariant(); + if (role == Qt::ToolTipRole) + if (!m_downloadManager->m_downloads.at(index.row())->downloadedSuccessfully()) + return m_downloadManager->m_downloads.at(index.row())->downloadInfoLabel->text(); + return QVariant(); +} + +int DownloadModel::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : m_downloadManager->m_downloads.count(); +} + +bool DownloadModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (parent.isValid()) + return false; + + int lastRow = row + count - 1; + for (int i = lastRow; i >= row; --i) { + if (m_downloadManager->m_downloads.at(i)->downloadedSuccessfully() + || m_downloadManager->m_downloads.at(i)->tryAgainButton->isEnabled()) { + beginRemoveRows(parent, i, i); + m_downloadManager->m_downloads.takeAt(i)->deleteLater(); + endRemoveRows(); + } + } + m_downloadManager->m_autoSaver->changeOccurred(); + return true; +} + diff --git a/examples/gestures/browser/downloadmanager.h b/examples/gestures/browser/downloadmanager.h new file mode 100644 index 0000000..80a451c --- /dev/null +++ b/examples/gestures/browser/downloadmanager.h @@ -0,0 +1,162 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DOWNLOADMANAGER_H +#define DOWNLOADMANAGER_H + +#include "ui_downloads.h" +#include "ui_downloaditem.h" + +#include <QtNetwork/QNetworkReply> + +#include <QtCore/QFile> +#include <QtCore/QTime> + +class DownloadItem : public QWidget, public Ui_DownloadItem +{ + Q_OBJECT + +signals: + void statusChanged(); + +public: + DownloadItem(QNetworkReply *reply = 0, bool requestFileName = false, QWidget *parent = 0); + bool downloading() const; + bool downloadedSuccessfully() const; + + QUrl m_url; + + QFile m_output; + QNetworkReply *m_reply; + +private slots: + void stop(); + void tryAgain(); + void open(); + + void downloadReadyRead(); + void error(QNetworkReply::NetworkError code); + void downloadProgress(qint64 bytesReceived, qint64 bytesTotal); + void metaDataChanged(); + void finished(); + +private: + void getFileName(); + void init(); + void updateInfoLabel(); + QString dataString(int size) const; + + QString saveFileName(const QString &directory) const; + + bool m_requestFileName; + qint64 m_bytesReceived; + QTime m_downloadTime; +}; + +class AutoSaver; +class DownloadModel; +QT_BEGIN_NAMESPACE +class QFileIconProvider; +QT_END_NAMESPACE + +class DownloadManager : public QDialog, public Ui_DownloadDialog +{ + Q_OBJECT + Q_PROPERTY(RemovePolicy removePolicy READ removePolicy WRITE setRemovePolicy) + Q_ENUMS(RemovePolicy) + +public: + enum RemovePolicy { + Never, + Exit, + SuccessFullDownload + }; + + DownloadManager(QWidget *parent = 0); + ~DownloadManager(); + int activeDownloads() const; + + RemovePolicy removePolicy() const; + void setRemovePolicy(RemovePolicy policy); + +public slots: + void download(const QNetworkRequest &request, bool requestFileName = false); + inline void download(const QUrl &url, bool requestFileName = false) + { download(QNetworkRequest(url), requestFileName); } + void handleUnsupportedContent(QNetworkReply *reply, bool requestFileName = false); + void cleanup(); + +private slots: + void save() const; + void updateRow(); + +private: + void addItem(DownloadItem *item); + void updateItemCount(); + void load(); + + AutoSaver *m_autoSaver; + DownloadModel *m_model; + QNetworkAccessManager *m_manager; + QFileIconProvider *m_iconProvider; + QList<DownloadItem*> m_downloads; + RemovePolicy m_removePolicy; + friend class DownloadModel; +}; + +class DownloadModel : public QAbstractListModel +{ + friend class DownloadManager; + Q_OBJECT + +public: + DownloadModel(DownloadManager *downloadManager, QObject *parent = 0); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private: + DownloadManager *m_downloadManager; + +}; + +#endif // DOWNLOADMANAGER_H + diff --git a/examples/gestures/browser/downloads.ui b/examples/gestures/browser/downloads.ui new file mode 100644 index 0000000..a2e2569 --- /dev/null +++ b/examples/gestures/browser/downloads.ui @@ -0,0 +1,83 @@ +<ui version="4.0" > + <class>DownloadDialog</class> + <widget class="QDialog" name="DownloadDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>332</width> + <height>252</height> + </rect> + </property> + <property name="windowTitle" > + <string>Downloads</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <property name="margin" > + <number>0</number> + </property> + <property name="spacing" > + <number>0</number> + </property> + <item row="0" column="0" colspan="3" > + <widget class="EditTableView" name="downloadsView" /> + </item> + <item row="1" column="0" > + <layout class="QHBoxLayout" name="horizontalLayout" > + <item> + <widget class="QPushButton" name="cleanupButton" > + <property name="enabled" > + <bool>false</bool> + </property> + <property name="text" > + <string>Clean up</string> + </property> + </widget> + </item> + <item> + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>58</width> + <height>24</height> + </size> + </property> + </spacer> + </item> + </layout> + </item> + <item row="1" column="1" > + <widget class="QLabel" name="itemCount" > + <property name="text" > + <string>0 Items</string> + </property> + </widget> + </item> + <item row="1" column="2" > + <spacer name="horizontalSpacer" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>148</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>EditTableView</class> + <extends>QTableView</extends> + <header>edittableview.h</header> + </customwidget> + </customwidgets> + <resources/> + <connections/> +</ui> diff --git a/examples/gestures/browser/edittableview.cpp b/examples/gestures/browser/edittableview.cpp new file mode 100644 index 0000000..72c367d --- /dev/null +++ b/examples/gestures/browser/edittableview.cpp @@ -0,0 +1,78 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "edittableview.h" +#include <QtGui/QKeyEvent> + +EditTableView::EditTableView(QWidget *parent) + : QTableView(parent) +{ +} + +void EditTableView::keyPressEvent(QKeyEvent *event) +{ + if ((event->key() == Qt::Key_Delete + || event->key() == Qt::Key_Backspace) + && model()) { + removeOne(); + } else { + QAbstractItemView::keyPressEvent(event); + } +} + +void EditTableView::removeOne() +{ + if (!model() || !selectionModel()) + return; + int row = currentIndex().row(); + model()->removeRow(row, rootIndex()); + QModelIndex idx = model()->index(row, 0, rootIndex()); + if (!idx.isValid()) + idx = model()->index(row - 1, 0, rootIndex()); + selectionModel()->select(idx, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows); +} + +void EditTableView::removeAll() +{ + if (model()) + model()->removeRows(0, model()->rowCount(rootIndex()), rootIndex()); +} + diff --git a/examples/gestures/browser/edittableview.h b/examples/gestures/browser/edittableview.h new file mode 100644 index 0000000..359c548 --- /dev/null +++ b/examples/gestures/browser/edittableview.h @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef EDITTABLEVIEW_H +#define EDITTABLEVIEW_H + +#include <QtGui/QTableView> + +class EditTableView : public QTableView +{ + Q_OBJECT + +public: + EditTableView(QWidget *parent = 0); + void keyPressEvent(QKeyEvent *event); + +public slots: + void removeOne(); + void removeAll(); +}; + +#endif // EDITTABLEVIEW_H + diff --git a/examples/gestures/browser/edittreeview.cpp b/examples/gestures/browser/edittreeview.cpp new file mode 100644 index 0000000..dacb28e --- /dev/null +++ b/examples/gestures/browser/edittreeview.cpp @@ -0,0 +1,77 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "edittreeview.h" + +#include <QtGui/QKeyEvent> + +EditTreeView::EditTreeView(QWidget *parent) + : QTreeView(parent) +{ +} + +void EditTreeView::keyPressEvent(QKeyEvent *event) +{ + if ((event->key() == Qt::Key_Delete + || event->key() == Qt::Key_Backspace) + && model()) { + removeOne(); + } else { + QAbstractItemView::keyPressEvent(event); + } +} + +void EditTreeView::removeOne() +{ + if (!model()) + return; + QModelIndex ci = currentIndex(); + int row = ci.row(); + model()->removeRow(row, ci.parent()); +} + +void EditTreeView::removeAll() +{ + if (!model()) + return; + model()->removeRows(0, model()->rowCount(rootIndex()), rootIndex()); +} + diff --git a/examples/gestures/browser/edittreeview.h b/examples/gestures/browser/edittreeview.h new file mode 100644 index 0000000..a0b776c --- /dev/null +++ b/examples/gestures/browser/edittreeview.h @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef EDITTREEVIEW_H +#define EDITTREEVIEW_H + +#include <QtGui/QTreeView> + +class EditTreeView : public QTreeView +{ + Q_OBJECT + +public: + EditTreeView(QWidget *parent = 0); + void keyPressEvent(QKeyEvent *event); + +public slots: + void removeOne(); + void removeAll(); +}; + +#endif // EDITTREEVIEW_H + diff --git a/examples/gestures/browser/history.cpp b/examples/gestures/browser/history.cpp new file mode 100644 index 0000000..ef7e834 --- /dev/null +++ b/examples/gestures/browser/history.cpp @@ -0,0 +1,1282 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "history.h" + +#include "autosaver.h" +#include "browserapplication.h" + +#include <QtCore/QBuffer> +#include <QtCore/QDir> +#include <QtCore/QFile> +#include <QtCore/QFileInfo> +#include <QtCore/QSettings> +#include <QtCore/QTemporaryFile> +#include <QtCore/QTextStream> + +#include <QtCore/QtAlgorithms> + +#include <QtGui/QClipboard> +#include <QtGui/QDesktopServices> +#include <QtGui/QHeaderView> +#include <QtGui/QStyle> + +#include <QtWebKit/QWebHistoryInterface> +#include <QtWebKit/QWebSettings> + +#include <QtCore/QDebug> + +static const unsigned int HISTORY_VERSION = 23; + +HistoryManager::HistoryManager(QObject *parent) + : QWebHistoryInterface(parent) + , m_saveTimer(new AutoSaver(this)) + , m_historyLimit(30) + , m_historyModel(0) + , m_historyFilterModel(0) + , m_historyTreeModel(0) +{ + m_expiredTimer.setSingleShot(true); + connect(&m_expiredTimer, SIGNAL(timeout()), + this, SLOT(checkForExpired())); + connect(this, SIGNAL(entryAdded(const HistoryItem &)), + m_saveTimer, SLOT(changeOccurred())); + connect(this, SIGNAL(entryRemoved(const HistoryItem &)), + m_saveTimer, SLOT(changeOccurred())); + load(); + + m_historyModel = new HistoryModel(this, this); + m_historyFilterModel = new HistoryFilterModel(m_historyModel, this); + m_historyTreeModel = new HistoryTreeModel(m_historyFilterModel, this); + + // QWebHistoryInterface will delete the history manager + QWebHistoryInterface::setDefaultInterface(this); +} + +HistoryManager::~HistoryManager() +{ + m_saveTimer->saveIfNeccessary(); +} + +QList<HistoryItem> HistoryManager::history() const +{ + return m_history; +} + +bool HistoryManager::historyContains(const QString &url) const +{ + return m_historyFilterModel->historyContains(url); +} + +void HistoryManager::addHistoryEntry(const QString &url) +{ + QUrl cleanUrl(url); + cleanUrl.setPassword(QString()); + cleanUrl.setHost(cleanUrl.host().toLower()); + HistoryItem item(cleanUrl.toString(), QDateTime::currentDateTime()); + addHistoryItem(item); +} + +void HistoryManager::setHistory(const QList<HistoryItem> &history, bool loadedAndSorted) +{ + m_history = history; + + // verify that it is sorted by date + if (!loadedAndSorted) + qSort(m_history.begin(), m_history.end()); + + checkForExpired(); + + if (loadedAndSorted) { + m_lastSavedUrl = m_history.value(0).url; + } else { + m_lastSavedUrl = QString(); + m_saveTimer->changeOccurred(); + } + emit historyReset(); +} + +HistoryModel *HistoryManager::historyModel() const +{ + return m_historyModel; +} + +HistoryFilterModel *HistoryManager::historyFilterModel() const +{ + return m_historyFilterModel; +} + +HistoryTreeModel *HistoryManager::historyTreeModel() const +{ + return m_historyTreeModel; +} + +void HistoryManager::checkForExpired() +{ + if (m_historyLimit < 0 || m_history.isEmpty()) + return; + + QDateTime now = QDateTime::currentDateTime(); + int nextTimeout = 0; + + while (!m_history.isEmpty()) { + QDateTime checkForExpired = m_history.last().dateTime; + checkForExpired.setDate(checkForExpired.date().addDays(m_historyLimit)); + if (now.daysTo(checkForExpired) > 7) { + // check at most in a week to prevent int overflows on the timer + nextTimeout = 7 * 86400; + } else { + nextTimeout = now.secsTo(checkForExpired); + } + if (nextTimeout > 0) + break; + HistoryItem item = m_history.takeLast(); + // remove from saved file also + m_lastSavedUrl = QString(); + emit entryRemoved(item); + } + + if (nextTimeout > 0) + m_expiredTimer.start(nextTimeout * 1000); +} + +void HistoryManager::addHistoryItem(const HistoryItem &item) +{ + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) + return; + + m_history.prepend(item); + emit entryAdded(item); + if (m_history.count() == 1) + checkForExpired(); +} + +void HistoryManager::updateHistoryItem(const QUrl &url, const QString &title) +{ + for (int i = 0; i < m_history.count(); ++i) { + if (url == m_history.at(i).url) { + m_history[i].title = title; + m_saveTimer->changeOccurred(); + if (m_lastSavedUrl.isEmpty()) + m_lastSavedUrl = m_history.at(i).url; + emit entryUpdated(i); + break; + } + } +} + +int HistoryManager::historyLimit() const +{ + return m_historyLimit; +} + +void HistoryManager::setHistoryLimit(int limit) +{ + if (m_historyLimit == limit) + return; + m_historyLimit = limit; + checkForExpired(); + m_saveTimer->changeOccurred(); +} + +void HistoryManager::clear() +{ + m_history.clear(); + m_lastSavedUrl = QString(); + m_saveTimer->changeOccurred(); + m_saveTimer->saveIfNeccessary(); + historyReset(); +} + +void HistoryManager::loadSettings() +{ + // load settings + QSettings settings; + settings.beginGroup(QLatin1String("history")); + m_historyLimit = settings.value(QLatin1String("historyLimit"), 30).toInt(); +} + +void HistoryManager::load() +{ + loadSettings(); + + QFile historyFile(QDesktopServices::storageLocation(QDesktopServices::DataLocation) + + QLatin1String("/history")); + if (!historyFile.exists()) + return; + if (!historyFile.open(QFile::ReadOnly)) { + qWarning() << "Unable to open history file" << historyFile.fileName(); + return; + } + + QList<HistoryItem> list; + QDataStream in(&historyFile); + // Double check that the history file is sorted as it is read in + bool needToSort = false; + HistoryItem lastInsertedItem; + QByteArray data; + QDataStream stream; + QBuffer buffer; + stream.setDevice(&buffer); + while (!historyFile.atEnd()) { + in >> data; + buffer.close(); + buffer.setBuffer(&data); + buffer.open(QIODevice::ReadOnly); + quint32 ver; + stream >> ver; + if (ver != HISTORY_VERSION) + continue; + HistoryItem item; + stream >> item.url; + stream >> item.dateTime; + stream >> item.title; + + if (!item.dateTime.isValid()) + continue; + + if (item == lastInsertedItem) { + if (lastInsertedItem.title.isEmpty() && !list.isEmpty()) + list[0].title = item.title; + continue; + } + + if (!needToSort && !list.isEmpty() && lastInsertedItem < item) + needToSort = true; + + list.prepend(item); + lastInsertedItem = item; + } + if (needToSort) + qSort(list.begin(), list.end()); + + setHistory(list, true); + + // If we had to sort re-write the whole history sorted + if (needToSort) { + m_lastSavedUrl = QString(); + m_saveTimer->changeOccurred(); + } +} + +void HistoryManager::save() +{ + QSettings settings; + settings.beginGroup(QLatin1String("history")); + settings.setValue(QLatin1String("historyLimit"), m_historyLimit); + + bool saveAll = m_lastSavedUrl.isEmpty(); + int first = m_history.count() - 1; + if (!saveAll) { + // find the first one to save + for (int i = 0; i < m_history.count(); ++i) { + if (m_history.at(i).url == m_lastSavedUrl) { + first = i - 1; + break; + } + } + } + if (first == m_history.count() - 1) + saveAll = true; + + QString directory = QDesktopServices::storageLocation(QDesktopServices::DataLocation); + if (directory.isEmpty()) + directory = QDir::homePath() + QLatin1String("/.") + QCoreApplication::applicationName(); + if (!QFile::exists(directory)) { + QDir dir; + dir.mkpath(directory); + } + + QFile historyFile(directory + QLatin1String("/history")); + // When saving everything use a temporary file to prevent possible data loss. + QTemporaryFile tempFile; + tempFile.setAutoRemove(false); + bool open = false; + if (saveAll) { + open = tempFile.open(); + } else { + open = historyFile.open(QFile::Append); + } + + if (!open) { + qWarning() << "Unable to open history file for saving" + << (saveAll ? tempFile.fileName() : historyFile.fileName()); + return; + } + + QDataStream out(saveAll ? &tempFile : &historyFile); + for (int i = first; i >= 0; --i) { + QByteArray data; + QDataStream stream(&data, QIODevice::WriteOnly); + HistoryItem item = m_history.at(i); + stream << HISTORY_VERSION << item.url << item.dateTime << item.title; + out << data; + } + tempFile.close(); + + if (saveAll) { + if (historyFile.exists() && !historyFile.remove()) + qWarning() << "History: error removing old history." << historyFile.errorString(); + if (!tempFile.rename(historyFile.fileName())) + qWarning() << "History: error moving new history over old." << tempFile.errorString() << historyFile.fileName(); + } + m_lastSavedUrl = m_history.value(0).url; +} + +HistoryModel::HistoryModel(HistoryManager *history, QObject *parent) + : QAbstractTableModel(parent) + , m_history(history) +{ + Q_ASSERT(m_history); + connect(m_history, SIGNAL(historyReset()), + this, SLOT(historyReset())); + connect(m_history, SIGNAL(entryRemoved(const HistoryItem &)), + this, SLOT(historyReset())); + + connect(m_history, SIGNAL(entryAdded(const HistoryItem &)), + this, SLOT(entryAdded())); + connect(m_history, SIGNAL(entryUpdated(int)), + this, SLOT(entryUpdated(int))); +} + +void HistoryModel::historyReset() +{ + reset(); +} + +void HistoryModel::entryAdded() +{ + beginInsertRows(QModelIndex(), 0, 0); + endInsertRows(); +} + +void HistoryModel::entryUpdated(int offset) +{ + QModelIndex idx = index(offset, 0); + emit dataChanged(idx, idx); +} + +QVariant HistoryModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (orientation == Qt::Horizontal + && role == Qt::DisplayRole) { + switch (section) { + case 0: return tr("Title"); + case 1: return tr("Address"); + } + } + return QAbstractTableModel::headerData(section, orientation, role); +} + +QVariant HistoryModel::data(const QModelIndex &index, int role) const +{ + QList<HistoryItem> lst = m_history->history(); + if (index.row() < 0 || index.row() >= lst.size()) + return QVariant(); + + const HistoryItem &item = lst.at(index.row()); + switch (role) { + case DateTimeRole: + return item.dateTime; + case DateRole: + return item.dateTime.date(); + case UrlRole: + return QUrl(item.url); + case UrlStringRole: + return item.url; + case Qt::DisplayRole: + case Qt::EditRole: { + switch (index.column()) { + case 0: + // when there is no title try to generate one from the url + if (item.title.isEmpty()) { + QString page = QFileInfo(QUrl(item.url).path()).fileName(); + if (!page.isEmpty()) + return page; + return item.url; + } + return item.title; + case 1: + return item.url; + } + } + case Qt::DecorationRole: + if (index.column() == 0) { + return BrowserApplication::instance()->icon(item.url); + } + } + return QVariant(); +} + +int HistoryModel::columnCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : 2; +} + +int HistoryModel::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : m_history->history().count(); +} + +bool HistoryModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (parent.isValid()) + return false; + int lastRow = row + count - 1; + beginRemoveRows(parent, row, lastRow); + QList<HistoryItem> lst = m_history->history(); + for (int i = lastRow; i >= row; --i) + lst.removeAt(i); + disconnect(m_history, SIGNAL(historyReset()), this, SLOT(historyReset())); + m_history->setHistory(lst); + connect(m_history, SIGNAL(historyReset()), this, SLOT(historyReset())); + endRemoveRows(); + return true; +} + +#define MOVEDROWS 15 + +/* + Maps the first bunch of items of the source model to the root +*/ +HistoryMenuModel::HistoryMenuModel(HistoryTreeModel *sourceModel, QObject *parent) + : QAbstractProxyModel(parent) + , m_treeModel(sourceModel) +{ + setSourceModel(sourceModel); +} + +int HistoryMenuModel::bumpedRows() const +{ + QModelIndex first = m_treeModel->index(0, 0); + if (!first.isValid()) + return 0; + return qMin(m_treeModel->rowCount(first), MOVEDROWS); +} + +int HistoryMenuModel::columnCount(const QModelIndex &parent) const +{ + return m_treeModel->columnCount(mapToSource(parent)); +} + +int HistoryMenuModel::rowCount(const QModelIndex &parent) const +{ + if (parent.column() > 0) + return 0; + + if (!parent.isValid()) { + int folders = sourceModel()->rowCount(); + int bumpedItems = bumpedRows(); + if (bumpedItems <= MOVEDROWS + && bumpedItems == sourceModel()->rowCount(sourceModel()->index(0, 0))) + --folders; + return bumpedItems + folders; + } + + if (parent.internalId() == -1) { + if (parent.row() < bumpedRows()) + return 0; + } + + QModelIndex idx = mapToSource(parent); + int defaultCount = sourceModel()->rowCount(idx); + if (idx == sourceModel()->index(0, 0)) + return defaultCount - bumpedRows(); + return defaultCount; +} + +QModelIndex HistoryMenuModel::mapFromSource(const QModelIndex &sourceIndex) const +{ + // currently not used or autotested + Q_ASSERT(false); + int sr = m_treeModel->mapToSource(sourceIndex).row(); + return createIndex(sourceIndex.row(), sourceIndex.column(), sr); +} + +QModelIndex HistoryMenuModel::mapToSource(const QModelIndex &proxyIndex) const +{ + if (!proxyIndex.isValid()) + return QModelIndex(); + + if (proxyIndex.internalId() == -1) { + int bumpedItems = bumpedRows(); + if (proxyIndex.row() < bumpedItems) + return m_treeModel->index(proxyIndex.row(), proxyIndex.column(), m_treeModel->index(0, 0)); + if (bumpedItems <= MOVEDROWS && bumpedItems == sourceModel()->rowCount(m_treeModel->index(0, 0))) + --bumpedItems; + return m_treeModel->index(proxyIndex.row() - bumpedItems, proxyIndex.column()); + } + + QModelIndex historyIndex = m_treeModel->sourceModel()->index(proxyIndex.internalId(), proxyIndex.column()); + QModelIndex treeIndex = m_treeModel->mapFromSource(historyIndex); + return treeIndex; +} + +QModelIndex HistoryMenuModel::index(int row, int column, const QModelIndex &parent) const +{ + if (row < 0 + || column < 0 || column >= columnCount(parent) + || parent.column() > 0) + return QModelIndex(); + if (!parent.isValid()) + return createIndex(row, column, -1); + + QModelIndex treeIndexParent = mapToSource(parent); + + int bumpedItems = 0; + if (treeIndexParent == m_treeModel->index(0, 0)) + bumpedItems = bumpedRows(); + QModelIndex treeIndex = m_treeModel->index(row + bumpedItems, column, treeIndexParent); + QModelIndex historyIndex = m_treeModel->mapToSource(treeIndex); + int historyRow = historyIndex.row(); + if (historyRow == -1) + historyRow = treeIndex.row(); + return createIndex(row, column, historyRow); +} + +QModelIndex HistoryMenuModel::parent(const QModelIndex &index) const +{ + int offset = index.internalId(); + if (offset == -1 || !index.isValid()) + return QModelIndex(); + + QModelIndex historyIndex = m_treeModel->sourceModel()->index(index.internalId(), 0); + QModelIndex treeIndex = m_treeModel->mapFromSource(historyIndex); + QModelIndex treeIndexParent = treeIndex.parent(); + + int sr = m_treeModel->mapToSource(treeIndexParent).row(); + int bumpedItems = bumpedRows(); + if (bumpedItems <= MOVEDROWS && bumpedItems == sourceModel()->rowCount(sourceModel()->index(0, 0))) + --bumpedItems; + return createIndex(bumpedItems + treeIndexParent.row(), treeIndexParent.column(), sr); +} + + +HistoryMenu::HistoryMenu(QWidget *parent) + : ModelMenu(parent) + , m_history(0) +{ + connect(this, SIGNAL(activated(const QModelIndex &)), + this, SLOT(activated(const QModelIndex &))); + setHoverRole(HistoryModel::UrlStringRole); +} + +void HistoryMenu::activated(const QModelIndex &index) +{ + emit openUrl(index.data(HistoryModel::UrlRole).toUrl()); +} + +bool HistoryMenu::prePopulated() +{ + if (!m_history) { + m_history = BrowserApplication::historyManager(); + m_historyMenuModel = new HistoryMenuModel(m_history->historyTreeModel(), this); + setModel(m_historyMenuModel); + } + // initial actions + for (int i = 0; i < m_initialActions.count(); ++i) + addAction(m_initialActions.at(i)); + if (!m_initialActions.isEmpty()) + addSeparator(); + setFirstSeparator(m_historyMenuModel->bumpedRows()); + + return false; +} + +void HistoryMenu::postPopulated() +{ + if (m_history->history().count() > 0) + addSeparator(); + + QAction *showAllAction = new QAction(tr("Show All History"), this); + connect(showAllAction, SIGNAL(triggered()), this, SLOT(showHistoryDialog())); + addAction(showAllAction); + + QAction *clearAction = new QAction(tr("Clear History"), this); + connect(clearAction, SIGNAL(triggered()), m_history, SLOT(clear())); + addAction(clearAction); +} + +void HistoryMenu::showHistoryDialog() +{ + HistoryDialog *dialog = new HistoryDialog(this); + connect(dialog, SIGNAL(openUrl(const QUrl&)), + this, SIGNAL(openUrl(const QUrl&))); + dialog->show(); +} + +void HistoryMenu::setInitialActions(QList<QAction*> actions) +{ + m_initialActions = actions; + for (int i = 0; i < m_initialActions.count(); ++i) + addAction(m_initialActions.at(i)); +} + +TreeProxyModel::TreeProxyModel(QObject *parent) : QSortFilterProxyModel(parent) +{ + setSortRole(HistoryModel::DateTimeRole); + setFilterCaseSensitivity(Qt::CaseInsensitive); +} + +bool TreeProxyModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const +{ + if (!source_parent.isValid()) + return true; + return QSortFilterProxyModel::filterAcceptsRow(source_row, source_parent); +} + +HistoryDialog::HistoryDialog(QWidget *parent, HistoryManager *setHistory) : QDialog(parent) +{ + HistoryManager *history = setHistory; + if (!history) + history = BrowserApplication::historyManager(); + setupUi(this); + tree->setUniformRowHeights(true); + tree->setSelectionBehavior(QAbstractItemView::SelectRows); + tree->setTextElideMode(Qt::ElideMiddle); + QAbstractItemModel *model = history->historyTreeModel(); + TreeProxyModel *proxyModel = new TreeProxyModel(this); + connect(search, SIGNAL(textChanged(QString)), + proxyModel, SLOT(setFilterFixedString(QString))); + connect(removeButton, SIGNAL(clicked()), tree, SLOT(removeOne())); + connect(removeAllButton, SIGNAL(clicked()), history, SLOT(clear())); + proxyModel->setSourceModel(model); + tree->setModel(proxyModel); + tree->setExpanded(proxyModel->index(0, 0), true); + tree->setAlternatingRowColors(true); + QFontMetrics fm(font()); + int header = fm.width(QLatin1Char('m')) * 40; + tree->header()->resizeSection(0, header); + tree->header()->setStretchLastSection(true); + connect(tree, SIGNAL(activated(const QModelIndex&)), + this, SLOT(open())); + tree->setContextMenuPolicy(Qt::CustomContextMenu); + connect(tree, SIGNAL(customContextMenuRequested(const QPoint &)), + this, SLOT(customContextMenuRequested(const QPoint &))); +} + +void HistoryDialog::customContextMenuRequested(const QPoint &pos) +{ + QMenu menu; + QModelIndex index = tree->indexAt(pos); + index = index.sibling(index.row(), 0); + if (index.isValid() && !tree->model()->hasChildren(index)) { + menu.addAction(tr("Open"), this, SLOT(open())); + menu.addSeparator(); + menu.addAction(tr("Copy"), this, SLOT(copy())); + } + menu.addAction(tr("Delete"), tree, SLOT(removeOne())); + menu.exec(QCursor::pos()); +} + +void HistoryDialog::open() +{ + QModelIndex index = tree->currentIndex(); + if (!index.parent().isValid()) + return; + emit openUrl(index.data(HistoryModel::UrlRole).toUrl()); +} + +void HistoryDialog::copy() +{ + QModelIndex index = tree->currentIndex(); + if (!index.parent().isValid()) + return; + QString url = index.data(HistoryModel::UrlStringRole).toString(); + + QClipboard *clipboard = QApplication::clipboard(); + clipboard->setText(url); +} + +HistoryFilterModel::HistoryFilterModel(QAbstractItemModel *sourceModel, QObject *parent) + : QAbstractProxyModel(parent), + m_loaded(false) +{ + setSourceModel(sourceModel); +} + +int HistoryFilterModel::historyLocation(const QString &url) const +{ + load(); + if (!m_historyHash.contains(url)) + return 0; + return sourceModel()->rowCount() - m_historyHash.value(url); +} + +QVariant HistoryFilterModel::data(const QModelIndex &index, int role) const +{ + return QAbstractProxyModel::data(index, role); +} + +void HistoryFilterModel::setSourceModel(QAbstractItemModel *newSourceModel) +{ + if (sourceModel()) { + disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset())); + disconnect(sourceModel(), SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), + this, SLOT(dataChanged(const QModelIndex &, const QModelIndex &))); + disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceRowsInserted(const QModelIndex &, int, int))); + disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + } + + QAbstractProxyModel::setSourceModel(newSourceModel); + + if (sourceModel()) { + m_loaded = false; + connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset())); + connect(sourceModel(), SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), + this, SLOT(sourceDataChanged(const QModelIndex &, const QModelIndex &))); + connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceRowsInserted(const QModelIndex &, int, int))); + connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + } +} + +void HistoryFilterModel::sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + emit dataChanged(mapFromSource(topLeft), mapFromSource(bottomRight)); +} + +QVariant HistoryFilterModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + return sourceModel()->headerData(section, orientation, role); +} + +void HistoryFilterModel::sourceReset() +{ + m_loaded = false; + reset(); +} + +int HistoryFilterModel::rowCount(const QModelIndex &parent) const +{ + load(); + if (parent.isValid()) + return 0; + return m_historyHash.count(); +} + +int HistoryFilterModel::columnCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : 2; +} + +QModelIndex HistoryFilterModel::mapToSource(const QModelIndex &proxyIndex) const +{ + load(); + int sourceRow = sourceModel()->rowCount() - proxyIndex.internalId(); + return sourceModel()->index(sourceRow, proxyIndex.column()); +} + +QModelIndex HistoryFilterModel::mapFromSource(const QModelIndex &sourceIndex) const +{ + load(); + QString url = sourceIndex.data(HistoryModel::UrlStringRole).toString(); + if (!m_historyHash.contains(url)) + return QModelIndex(); + + // This can be done in a binary search, but we can't use qBinary find + // because it can't take: qBinaryFind(m_sourceRow.end(), m_sourceRow.begin(), v); + // so if this is a performance bottlneck then convert to binary search, until then + // the cleaner/easier to read code wins the day. + int realRow = -1; + int sourceModelRow = sourceModel()->rowCount() - sourceIndex.row(); + + for (int i = 0; i < m_sourceRow.count(); ++i) { + if (m_sourceRow.at(i) == sourceModelRow) { + realRow = i; + break; + } + } + if (realRow == -1) + return QModelIndex(); + + return createIndex(realRow, sourceIndex.column(), sourceModel()->rowCount() - sourceIndex.row()); +} + +QModelIndex HistoryFilterModel::index(int row, int column, const QModelIndex &parent) const +{ + load(); + if (row < 0 || row >= rowCount(parent) + || column < 0 || column >= columnCount(parent)) + return QModelIndex(); + + return createIndex(row, column, m_sourceRow[row]); +} + +QModelIndex HistoryFilterModel::parent(const QModelIndex &) const +{ + return QModelIndex(); +} + +void HistoryFilterModel::load() const +{ + if (m_loaded) + return; + m_sourceRow.clear(); + m_historyHash.clear(); + m_historyHash.reserve(sourceModel()->rowCount()); + for (int i = 0; i < sourceModel()->rowCount(); ++i) { + QModelIndex idx = sourceModel()->index(i, 0); + QString url = idx.data(HistoryModel::UrlStringRole).toString(); + if (!m_historyHash.contains(url)) { + m_sourceRow.append(sourceModel()->rowCount() - i); + m_historyHash[url] = sourceModel()->rowCount() - i; + } + } + m_loaded = true; +} + +void HistoryFilterModel::sourceRowsInserted(const QModelIndex &parent, int start, int end) +{ + Q_ASSERT(start == end && start == 0); + Q_UNUSED(end); + if (!m_loaded) + return; + QModelIndex idx = sourceModel()->index(start, 0, parent); + QString url = idx.data(HistoryModel::UrlStringRole).toString(); + if (m_historyHash.contains(url)) { + int sourceRow = sourceModel()->rowCount() - m_historyHash[url]; + int realRow = mapFromSource(sourceModel()->index(sourceRow, 0)).row(); + beginRemoveRows(QModelIndex(), realRow, realRow); + m_sourceRow.removeAt(realRow); + m_historyHash.remove(url); + endRemoveRows(); + } + beginInsertRows(QModelIndex(), 0, 0); + m_historyHash.insert(url, sourceModel()->rowCount() - start); + m_sourceRow.insert(0, sourceModel()->rowCount()); + endInsertRows(); +} + +void HistoryFilterModel::sourceRowsRemoved(const QModelIndex &, int start, int end) +{ + Q_UNUSED(start); + Q_UNUSED(end); + sourceReset(); +} + +/* + Removing a continuous block of rows will remove filtered rows too as this is + the users intention. +*/ +bool HistoryFilterModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (row < 0 || count <= 0 || row + count > rowCount(parent) || parent.isValid()) + return false; + int lastRow = row + count - 1; + disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + beginRemoveRows(parent, row, lastRow); + int oldCount = rowCount(); + int start = sourceModel()->rowCount() - m_sourceRow.value(row); + int end = sourceModel()->rowCount() - m_sourceRow.value(lastRow); + sourceModel()->removeRows(start, end - start + 1); + endRemoveRows(); + connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + m_loaded = false; + if (oldCount - count != rowCount()) + reset(); + return true; +} + +HistoryCompletionModel::HistoryCompletionModel(QObject *parent) + : QAbstractProxyModel(parent) +{ +} + +QVariant HistoryCompletionModel::data(const QModelIndex &index, int role) const +{ + if (sourceModel() + && (role == Qt::EditRole || role == Qt::DisplayRole) + && index.isValid()) { + QModelIndex idx = mapToSource(index); + idx = idx.sibling(idx.row(), 1); + QString urlString = idx.data(HistoryModel::UrlStringRole).toString(); + if (index.row() % 2) { + QUrl url = urlString; + QString s = url.toString(QUrl::RemoveScheme + | QUrl::RemoveUserInfo + | QUrl::StripTrailingSlash); + return s.mid(2); // strip // from the front + } + return urlString; + } + return QAbstractProxyModel::data(index, role); +} + +int HistoryCompletionModel::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid() || !sourceModel()) ? 0 : sourceModel()->rowCount(parent) * 2; +} + +int HistoryCompletionModel::columnCount(const QModelIndex &parent) const +{ + return (parent.isValid()) ? 0 : 1; +} + +QModelIndex HistoryCompletionModel::mapFromSource(const QModelIndex &sourceIndex) const +{ + int row = sourceIndex.row() * 2; + return index(row, sourceIndex.column()); +} + +QModelIndex HistoryCompletionModel::mapToSource(const QModelIndex &proxyIndex) const +{ + if (!sourceModel()) + return QModelIndex(); + int row = proxyIndex.row() / 2; + return sourceModel()->index(row, proxyIndex.column()); +} + +QModelIndex HistoryCompletionModel::index(int row, int column, const QModelIndex &parent) const +{ + if (row < 0 || row >= rowCount(parent) + || column < 0 || column >= columnCount(parent)) + return QModelIndex(); + return createIndex(row, column, 0); +} + +QModelIndex HistoryCompletionModel::parent(const QModelIndex &) const +{ + return QModelIndex(); +} + +void HistoryCompletionModel::setSourceModel(QAbstractItemModel *newSourceModel) +{ + if (sourceModel()) { + disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset())); + disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceReset())); + disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceReset())); + } + + QAbstractProxyModel::setSourceModel(newSourceModel); + + if (newSourceModel) { + connect(newSourceModel, SIGNAL(modelReset()), this, SLOT(sourceReset())); + connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceReset())); + connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceReset())); + } + + reset(); +} + +void HistoryCompletionModel::sourceReset() +{ + reset(); +} + +HistoryTreeModel::HistoryTreeModel(QAbstractItemModel *sourceModel, QObject *parent) + : QAbstractProxyModel(parent) +{ + setSourceModel(sourceModel); +} + +QVariant HistoryTreeModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + return sourceModel()->headerData(section, orientation, role); +} + +QVariant HistoryTreeModel::data(const QModelIndex &index, int role) const +{ + if ((role == Qt::EditRole || role == Qt::DisplayRole)) { + int start = index.internalId(); + if (start == 0) { + int offset = sourceDateRow(index.row()); + if (index.column() == 0) { + QModelIndex idx = sourceModel()->index(offset, 0); + QDate date = idx.data(HistoryModel::DateRole).toDate(); + if (date == QDate::currentDate()) + return tr("Earlier Today"); + return date.toString(QLatin1String("dddd, MMMM d, yyyy")); + } + if (index.column() == 1) { + return tr("%1 items").arg(rowCount(index.sibling(index.row(), 0))); + } + } + } + if (role == Qt::DecorationRole && index.column() == 0 && !index.parent().isValid()) + return QIcon(QLatin1String(":history.png")); + if (role == HistoryModel::DateRole && index.column() == 0 && index.internalId() == 0) { + int offset = sourceDateRow(index.row()); + QModelIndex idx = sourceModel()->index(offset, 0); + return idx.data(HistoryModel::DateRole); + } + + return QAbstractProxyModel::data(index, role); +} + +int HistoryTreeModel::columnCount(const QModelIndex &parent) const +{ + return sourceModel()->columnCount(mapToSource(parent)); +} + +int HistoryTreeModel::rowCount(const QModelIndex &parent) const +{ + if ( parent.internalId() != 0 + || parent.column() > 0 + || !sourceModel()) + return 0; + + // row count OF dates + if (!parent.isValid()) { + if (!m_sourceRowCache.isEmpty()) + return m_sourceRowCache.count(); + QDate currentDate; + int rows = 0; + int totalRows = sourceModel()->rowCount(); + + for (int i = 0; i < totalRows; ++i) { + QDate rowDate = sourceModel()->index(i, 0).data(HistoryModel::DateRole).toDate(); + if (rowDate != currentDate) { + m_sourceRowCache.append(i); + currentDate = rowDate; + ++rows; + } + } + Q_ASSERT(m_sourceRowCache.count() == rows); + return rows; + } + + // row count FOR a date + int start = sourceDateRow(parent.row()); + int end = sourceDateRow(parent.row() + 1); + return (end - start); +} + +// Translate the top level date row into the offset where that date starts +int HistoryTreeModel::sourceDateRow(int row) const +{ + if (row <= 0) + return 0; + + if (m_sourceRowCache.isEmpty()) + rowCount(QModelIndex()); + + if (row >= m_sourceRowCache.count()) { + if (!sourceModel()) + return 0; + return sourceModel()->rowCount(); + } + return m_sourceRowCache.at(row); +} + +QModelIndex HistoryTreeModel::mapToSource(const QModelIndex &proxyIndex) const +{ + int offset = proxyIndex.internalId(); + if (offset == 0) + return QModelIndex(); + int startDateRow = sourceDateRow(offset - 1); + return sourceModel()->index(startDateRow + proxyIndex.row(), proxyIndex.column()); +} + +QModelIndex HistoryTreeModel::index(int row, int column, const QModelIndex &parent) const +{ + if (row < 0 + || column < 0 || column >= columnCount(parent) + || parent.column() > 0) + return QModelIndex(); + + if (!parent.isValid()) + return createIndex(row, column, 0); + return createIndex(row, column, parent.row() + 1); +} + +QModelIndex HistoryTreeModel::parent(const QModelIndex &index) const +{ + int offset = index.internalId(); + if (offset == 0 || !index.isValid()) + return QModelIndex(); + return createIndex(offset - 1, 0, 0); +} + +bool HistoryTreeModel::hasChildren(const QModelIndex &parent) const +{ + QModelIndex grandparent = parent.parent(); + if (!grandparent.isValid()) + return true; + return false; +} + +Qt::ItemFlags HistoryTreeModel::flags(const QModelIndex &index) const +{ + if (!index.isValid()) + return Qt::NoItemFlags; + return Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsDragEnabled; +} + +bool HistoryTreeModel::removeRows(int row, int count, const QModelIndex &parent) +{ + if (row < 0 || count <= 0 || row + count > rowCount(parent)) + return false; + + if (parent.isValid()) { + // removing pages + int offset = sourceDateRow(parent.row()); + return sourceModel()->removeRows(offset + row, count); + } else { + // removing whole dates + for (int i = row + count - 1; i >= row; --i) { + QModelIndex dateParent = index(i, 0); + int offset = sourceDateRow(dateParent.row()); + if (!sourceModel()->removeRows(offset, rowCount(dateParent))) + return false; + } + } + return true; +} + +void HistoryTreeModel::setSourceModel(QAbstractItemModel *newSourceModel) +{ + if (sourceModel()) { + disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset())); + disconnect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset())); + disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceRowsInserted(const QModelIndex &, int, int))); + disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + } + + QAbstractProxyModel::setSourceModel(newSourceModel); + + if (newSourceModel) { + connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset())); + connect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset())); + connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)), + this, SLOT(sourceRowsInserted(const QModelIndex &, int, int))); + connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)), + this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int))); + } + + reset(); +} + +void HistoryTreeModel::sourceReset() +{ + m_sourceRowCache.clear(); + reset(); +} + +void HistoryTreeModel::sourceRowsInserted(const QModelIndex &parent, int start, int end) +{ + Q_UNUSED(parent); // Avoid warnings when compiling release + Q_ASSERT(!parent.isValid()); + if (start != 0 || start != end) { + m_sourceRowCache.clear(); + reset(); + return; + } + + m_sourceRowCache.clear(); + QModelIndex treeIndex = mapFromSource(sourceModel()->index(start, 0)); + QModelIndex treeParent = treeIndex.parent(); + if (rowCount(treeParent) == 1) { + beginInsertRows(QModelIndex(), 0, 0); + endInsertRows(); + } else { + beginInsertRows(treeParent, treeIndex.row(), treeIndex.row()); + endInsertRows(); + } +} + +QModelIndex HistoryTreeModel::mapFromSource(const QModelIndex &sourceIndex) const +{ + if (!sourceIndex.isValid()) + return QModelIndex(); + + if (m_sourceRowCache.isEmpty()) + rowCount(QModelIndex()); + + QList<int>::iterator it; + it = qLowerBound(m_sourceRowCache.begin(), m_sourceRowCache.end(), sourceIndex.row()); + if (*it != sourceIndex.row()) + --it; + int dateRow = qMax(0, it - m_sourceRowCache.begin()); + int row = sourceIndex.row() - m_sourceRowCache.at(dateRow); + return createIndex(row, sourceIndex.column(), dateRow + 1); +} + +void HistoryTreeModel::sourceRowsRemoved(const QModelIndex &parent, int start, int end) +{ + Q_UNUSED(parent); // Avoid warnings when compiling release + Q_ASSERT(!parent.isValid()); + if (m_sourceRowCache.isEmpty()) + return; + for (int i = end; i >= start;) { + QList<int>::iterator it; + it = qLowerBound(m_sourceRowCache.begin(), m_sourceRowCache.end(), i); + // playing it safe + if (it == m_sourceRowCache.end()) { + m_sourceRowCache.clear(); + reset(); + return; + } + + if (*it != i) + --it; + int row = qMax(0, it - m_sourceRowCache.begin()); + int offset = m_sourceRowCache[row]; + QModelIndex dateParent = index(row, 0); + // If we can remove all the rows in the date do that and skip over them + int rc = rowCount(dateParent); + if (i - rc + 1 == offset && start <= i - rc + 1) { + beginRemoveRows(QModelIndex(), row, row); + m_sourceRowCache.removeAt(row); + i -= rc + 1; + } else { + beginRemoveRows(dateParent, i - offset, i - offset); + ++row; + --i; + } + for (int j = row; j < m_sourceRowCache.count(); ++j) + --m_sourceRowCache[j]; + endRemoveRows(); + } +} + diff --git a/examples/gestures/browser/history.h b/examples/gestures/browser/history.h new file mode 100644 index 0000000..34b7c10 --- /dev/null +++ b/examples/gestures/browser/history.h @@ -0,0 +1,350 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef HISTORY_H +#define HISTORY_H + +#include "modelmenu.h" + +#include <QtCore/QDateTime> +#include <QtCore/QHash> +#include <QtCore/QObject> +#include <QtCore/QTimer> +#include <QtCore/QUrl> + +#include <QtGui/QSortFilterProxyModel> + +#include <QWebHistoryInterface> + +class HistoryItem +{ +public: + HistoryItem() {} + HistoryItem(const QString &u, + const QDateTime &d = QDateTime(), const QString &t = QString()) + : title(t), url(u), dateTime(d) {} + + inline bool operator==(const HistoryItem &other) const + { return other.title == title + && other.url == url && other.dateTime == dateTime; } + + // history is sorted in reverse + inline bool operator <(const HistoryItem &other) const + { return dateTime > other.dateTime; } + + QString title; + QString url; + QDateTime dateTime; +}; + +class AutoSaver; +class HistoryModel; +class HistoryFilterModel; +class HistoryTreeModel; +class HistoryManager : public QWebHistoryInterface +{ + Q_OBJECT + Q_PROPERTY(int historyLimit READ historyLimit WRITE setHistoryLimit) + +signals: + void historyReset(); + void entryAdded(const HistoryItem &item); + void entryRemoved(const HistoryItem &item); + void entryUpdated(int offset); + +public: + HistoryManager(QObject *parent = 0); + ~HistoryManager(); + + bool historyContains(const QString &url) const; + void addHistoryEntry(const QString &url); + + void updateHistoryItem(const QUrl &url, const QString &title); + + int historyLimit() const; + void setHistoryLimit(int limit); + + QList<HistoryItem> history() const; + void setHistory(const QList<HistoryItem> &history, bool loadedAndSorted = false); + + // History manager keeps around these models for use by the completer and other classes + HistoryModel *historyModel() const; + HistoryFilterModel *historyFilterModel() const; + HistoryTreeModel *historyTreeModel() const; + +public slots: + void clear(); + void loadSettings(); + +private slots: + void save(); + void checkForExpired(); + +protected: + void addHistoryItem(const HistoryItem &item); + +private: + void load(); + + AutoSaver *m_saveTimer; + int m_historyLimit; + QTimer m_expiredTimer; + QList<HistoryItem> m_history; + QString m_lastSavedUrl; + + HistoryModel *m_historyModel; + HistoryFilterModel *m_historyFilterModel; + HistoryTreeModel *m_historyTreeModel; +}; + +class HistoryModel : public QAbstractTableModel +{ + Q_OBJECT + +public slots: + void historyReset(); + void entryAdded(); + void entryUpdated(int offset); + +public: + enum Roles { + DateRole = Qt::UserRole + 1, + DateTimeRole = Qt::UserRole + 2, + UrlRole = Qt::UserRole + 3, + UrlStringRole = Qt::UserRole + 4 + }; + + HistoryModel(HistoryManager *history, QObject *parent = 0); + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + +private: + HistoryManager *m_history; +}; + +/*! + Proxy model that will remove any duplicate entries. + Both m_sourceRow and m_historyHash store their offsets not from + the front of the list, but as offsets from the back. + */ +class HistoryFilterModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + HistoryFilterModel(QAbstractItemModel *sourceModel, QObject *parent = 0); + + inline bool historyContains(const QString &url) const + { load(); return m_historyHash.contains(url); } + int historyLocation(const QString &url) const; + + QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; + QModelIndex mapToSource(const QModelIndex &proxyIndex) const; + void setSourceModel(QAbstractItemModel *sourceModel); + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const; + QModelIndex parent(const QModelIndex& index= QModelIndex()) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + +private slots: + void sourceReset(); + void sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight); + void sourceRowsInserted(const QModelIndex &parent, int start, int end); + void sourceRowsRemoved(const QModelIndex &, int, int); + +private: + void load() const; + + mutable QList<int> m_sourceRow; + mutable QHash<QString, int> m_historyHash; + mutable bool m_loaded; +}; + +/* + The history menu + - Removes the first twenty entries and puts them as children of the top level. + - If there are less then twenty entries then the first folder is also removed. + + The mapping is done by knowing that HistoryTreeModel is over a table + We store that row offset in our index's private data. +*/ +class HistoryMenuModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + HistoryMenuModel(HistoryTreeModel *sourceModel, QObject *parent = 0); + int columnCount(const QModelIndex &parent) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex mapFromSource(const QModelIndex & sourceIndex) const; + QModelIndex mapToSource(const QModelIndex & proxyIndex) const; + QModelIndex index(int, int, const QModelIndex &parent = QModelIndex()) const; + QModelIndex parent(const QModelIndex &index = QModelIndex()) const; + + int bumpedRows() const; + +private: + HistoryTreeModel *m_treeModel; +}; + +// Menu that is dynamically populated from the history +class HistoryMenu : public ModelMenu +{ + Q_OBJECT + +signals: + void openUrl(const QUrl &url); + +public: + HistoryMenu(QWidget *parent = 0); + void setInitialActions(QList<QAction*> actions); + +protected: + bool prePopulated(); + void postPopulated(); + +private slots: + void activated(const QModelIndex &index); + void showHistoryDialog(); + +private: + HistoryManager *m_history; + HistoryMenuModel *m_historyMenuModel; + QList<QAction*> m_initialActions; +}; + +// proxy model for the history model that +// exposes each url http://www.foo.com and it url starting at the host www.foo.com +class HistoryCompletionModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + HistoryCompletionModel(QObject *parent = 0); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; + QModelIndex mapToSource(const QModelIndex &proxyIndex) const; + QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const; + QModelIndex parent(const QModelIndex& index= QModelIndex()) const; + void setSourceModel(QAbstractItemModel *sourceModel); + +private slots: + void sourceReset(); + +}; + +// proxy model for the history model that converts the list +// into a tree, one top level node per day. +// Used in the HistoryDialog. +class HistoryTreeModel : public QAbstractProxyModel +{ + Q_OBJECT + +public: + HistoryTreeModel(QAbstractItemModel *sourceModel, QObject *parent = 0); + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + int columnCount(const QModelIndex &parent) const; + int rowCount(const QModelIndex &parent = QModelIndex()) const; + QModelIndex mapFromSource(const QModelIndex &sourceIndex) const; + QModelIndex mapToSource(const QModelIndex &proxyIndex) const; + QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const; + QModelIndex parent(const QModelIndex &index= QModelIndex()) const; + bool hasChildren(const QModelIndex &parent = QModelIndex()) const; + Qt::ItemFlags flags(const QModelIndex &index) const; + bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); + QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; + + void setSourceModel(QAbstractItemModel *sourceModel); + +private slots: + void sourceReset(); + void sourceRowsInserted(const QModelIndex &parent, int start, int end); + void sourceRowsRemoved(const QModelIndex &parent, int start, int end); + +private: + int sourceDateRow(int row) const; + mutable QList<int> m_sourceRowCache; + +}; + +// A modified QSortFilterProxyModel that always accepts the root nodes in the tree +// so filtering is only done on the children. +// Used in the HistoryDialog +class TreeProxyModel : public QSortFilterProxyModel +{ + Q_OBJECT + +public: + TreeProxyModel(QObject *parent = 0); + +protected: + bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const; +}; + +#include "ui_history.h" + +class HistoryDialog : public QDialog, public Ui_HistoryDialog +{ + Q_OBJECT + +signals: + void openUrl(const QUrl &url); + +public: + HistoryDialog(QWidget *parent = 0, HistoryManager *history = 0); + +private slots: + void customContextMenuRequested(const QPoint &pos); + void open(); + void copy(); + +}; + +#endif // HISTORY_H + diff --git a/examples/gestures/browser/history.ui b/examples/gestures/browser/history.ui new file mode 100644 index 0000000..0944940 --- /dev/null +++ b/examples/gestures/browser/history.ui @@ -0,0 +1,106 @@ +<ui version="4.0" > + <class>HistoryDialog</class> + <widget class="QDialog" name="HistoryDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>758</width> + <height>450</height> + </rect> + </property> + <property name="windowTitle" > + <string>History</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="0" column="0" > + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>252</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item row="0" column="1" > + <widget class="SearchLineEdit" name="search" /> + </item> + <item row="1" column="0" colspan="2" > + <widget class="EditTreeView" name="tree" /> + </item> + <item row="2" column="0" colspan="2" > + <layout class="QHBoxLayout" > + <item> + <widget class="QPushButton" name="removeButton" > + <property name="text" > + <string>&Remove</string> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="removeAllButton" > + <property name="text" > + <string>Remove &All</string> + </property> + </widget> + </item> + <item> + <spacer> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>40</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="standardButtons" > + <set>QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>SearchLineEdit</class> + <extends>QLineEdit</extends> + <header>searchlineedit.h</header> + </customwidget> + <customwidget> + <class>EditTreeView</class> + <extends>QTreeView</extends> + <header>edittreeview.h</header> + </customwidget> + </customwidgets> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>HistoryDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>472</x> + <y>329</y> + </hint> + <hint type="destinationlabel" > + <x>461</x> + <y>356</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/htmls/htmls.qrc b/examples/gestures/browser/htmls/htmls.qrc new file mode 100644 index 0000000..03b256c --- /dev/null +++ b/examples/gestures/browser/htmls/htmls.qrc @@ -0,0 +1,5 @@ +<!DOCTYPE RCC><RCC version="1.0"> +<qresource> + <file>notfound.html</file> +</qresource> +</RCC> diff --git a/examples/gestures/browser/htmls/notfound.html b/examples/gestures/browser/htmls/notfound.html new file mode 100644 index 0000000..b04a9f8 --- /dev/null +++ b/examples/gestures/browser/htmls/notfound.html @@ -0,0 +1,63 @@ +<html> +<head> +<title>%1</title> +<style> +body { + padding: 3em 0em; + background: #eeeeee; +} +hr { + color: lightgray; + width: 100%; +} +img { + float: left; + opacity: .8; +} +#box { + background: white; + border: 1px solid lightgray; + width: 600px; + padding: 60px; + margin: auto; +} +h1 { + font-size: 130%; + font-weight: bold; + border-bottom: 1px solid lightgray; + margin-left: 48px; +} +h2 { + font-size: 100%; + font-weight: normal; + border-bottom: 1px solid lightgray; + margin-left: 48px; +} +ul { + font-size: 80%; + padding-left: 48px; + margin: 0; +} +#reloadButton { + padding-left: 48px; +} +</style> +</head> +<body> + <div id="box"> + <img src="data:image/png;base64,IMAGE_BINARY_DATA_HERE" width="32" height="32"/> + <h1>%2</h1> + <h2>When connecting to: %3.</h2> + <ul> + <li>Check the address for errors such as <b>ww</b>.trolltech.com + instead of <b>www</b>.trolltech.com</li> + <li>If the address is correct, try checking the network + connection.</li> + <li>If your computer or network is protected by a firewall or + proxy, make sure that the browser demo is permitted to access + the network.</li> + </ul> + <br/><br/> + </div> +</body> +</html> diff --git a/examples/gestures/browser/main.cpp b/examples/gestures/browser/main.cpp new file mode 100644 index 0000000..d551ab4 --- /dev/null +++ b/examples/gestures/browser/main.cpp @@ -0,0 +1,53 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "browserapplication.h" + +int main(int argc, char **argv) +{ + Q_INIT_RESOURCE(data); + BrowserApplication application(argc, argv); + if (!application.isTheOnlyBrowser()) + return 0; + application.newMainWindow(); + return application.exec(); +} + diff --git a/examples/gestures/browser/modelmenu.cpp b/examples/gestures/browser/modelmenu.cpp new file mode 100644 index 0000000..980b62b --- /dev/null +++ b/examples/gestures/browser/modelmenu.cpp @@ -0,0 +1,227 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "modelmenu.h" + +#include <QtCore/QAbstractItemModel> +#include <qdebug.h> + +ModelMenu::ModelMenu(QWidget * parent) + : QMenu(parent) + , m_maxRows(7) + , m_firstSeparator(-1) + , m_maxWidth(-1) + , m_hoverRole(0) + , m_separatorRole(0) + , m_model(0) +{ + connect(this, SIGNAL(aboutToShow()), this, SLOT(aboutToShow())); +} + +bool ModelMenu::prePopulated() +{ + return false; +} + +void ModelMenu::postPopulated() +{ +} + +void ModelMenu::setModel(QAbstractItemModel *model) +{ + m_model = model; +} + +QAbstractItemModel *ModelMenu::model() const +{ + return m_model; +} + +void ModelMenu::setMaxRows(int max) +{ + m_maxRows = max; +} + +int ModelMenu::maxRows() const +{ + return m_maxRows; +} + +void ModelMenu::setFirstSeparator(int offset) +{ + m_firstSeparator = offset; +} + +int ModelMenu::firstSeparator() const +{ + return m_firstSeparator; +} + +void ModelMenu::setRootIndex(const QModelIndex &index) +{ + m_root = index; +} + +QModelIndex ModelMenu::rootIndex() const +{ + return m_root; +} + +void ModelMenu::setHoverRole(int role) +{ + m_hoverRole = role; +} + +int ModelMenu::hoverRole() const +{ + return m_hoverRole; +} + +void ModelMenu::setSeparatorRole(int role) +{ + m_separatorRole = role; +} + +int ModelMenu::separatorRole() const +{ + return m_separatorRole; +} + +Q_DECLARE_METATYPE(QModelIndex) +void ModelMenu::aboutToShow() +{ + if (QMenu *menu = qobject_cast<QMenu*>(sender())) { + QVariant v = menu->menuAction()->data(); + if (v.canConvert<QModelIndex>()) { + QModelIndex idx = qvariant_cast<QModelIndex>(v); + createMenu(idx, -1, menu, menu); + disconnect(menu, SIGNAL(aboutToShow()), this, SLOT(aboutToShow())); + return; + } + } + + clear(); + if (prePopulated()) + addSeparator(); + int max = m_maxRows; + if (max != -1) + max += m_firstSeparator; + createMenu(m_root, max, this, this); + postPopulated(); +} + +void ModelMenu::createMenu(const QModelIndex &parent, int max, QMenu *parentMenu, QMenu *menu) +{ + if (!menu) { + QString title = parent.data().toString(); + menu = new QMenu(title, this); + QIcon icon = qvariant_cast<QIcon>(parent.data(Qt::DecorationRole)); + menu->setIcon(icon); + parentMenu->addMenu(menu); + QVariant v; + v.setValue(parent); + menu->menuAction()->setData(v); + connect(menu, SIGNAL(aboutToShow()), this, SLOT(aboutToShow())); + return; + } + + int end = m_model->rowCount(parent); + if (max != -1) + end = qMin(max, end); + + connect(menu, SIGNAL(triggered(QAction*)), this, SLOT(triggered(QAction*))); + connect(menu, SIGNAL(hovered(QAction*)), this, SLOT(hovered(QAction*))); + + for (int i = 0; i < end; ++i) { + QModelIndex idx = m_model->index(i, 0, parent); + if (m_model->hasChildren(idx)) { + createMenu(idx, -1, menu); + } else { + if (m_separatorRole != 0 + && idx.data(m_separatorRole).toBool()) + addSeparator(); + else + menu->addAction(makeAction(idx)); + } + if (menu == this && i == m_firstSeparator - 1) + addSeparator(); + } +} + +QAction *ModelMenu::makeAction(const QModelIndex &index) +{ + QIcon icon = qvariant_cast<QIcon>(index.data(Qt::DecorationRole)); + QAction *action = makeAction(icon, index.data().toString(), this); + QVariant v; + v.setValue(index); + action->setData(v); + return action; +} + +QAction *ModelMenu::makeAction(const QIcon &icon, const QString &text, QObject *parent) +{ + QFontMetrics fm(font()); + if (-1 == m_maxWidth) + m_maxWidth = fm.width(QLatin1Char('m')) * 30; + QString smallText = fm.elidedText(text, Qt::ElideMiddle, m_maxWidth); + return new QAction(icon, smallText, parent); +} + +void ModelMenu::triggered(QAction *action) +{ + QVariant v = action->data(); + if (v.canConvert<QModelIndex>()) { + QModelIndex idx = qvariant_cast<QModelIndex>(v); + emit activated(idx); + } +} + +void ModelMenu::hovered(QAction *action) +{ + QVariant v = action->data(); + if (v.canConvert<QModelIndex>()) { + QModelIndex idx = qvariant_cast<QModelIndex>(v); + QString hoveredString = idx.data(m_hoverRole).toString(); + if (!hoveredString.isEmpty()) + emit hovered(hoveredString); + } +} + diff --git a/examples/gestures/browser/modelmenu.h b/examples/gestures/browser/modelmenu.h new file mode 100644 index 0000000..b888f05 --- /dev/null +++ b/examples/gestures/browser/modelmenu.h @@ -0,0 +1,105 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MODELMENU_H +#define MODELMENU_H + +#include <QtGui/QMenu> +#include <QtCore/QAbstractItemModel> + +// A QMenu that is dynamically populated from a QAbstractItemModel +class ModelMenu : public QMenu +{ + Q_OBJECT + +signals: + void activated(const QModelIndex &index); + void hovered(const QString &text); + +public: + ModelMenu(QWidget *parent = 0); + + void setModel(QAbstractItemModel *model); + QAbstractItemModel *model() const; + + void setMaxRows(int max); + int maxRows() const; + + void setFirstSeparator(int offset); + int firstSeparator() const; + + void setRootIndex(const QModelIndex &index); + QModelIndex rootIndex() const; + + void setHoverRole(int role); + int hoverRole() const; + + void setSeparatorRole(int role); + int separatorRole() const; + + QAction *makeAction(const QIcon &icon, const QString &text, QObject *parent); + +protected: + // add any actions before the tree, return true if any actions are added. + virtual bool prePopulated(); + // add any actions after the tree + virtual void postPopulated(); + // put all of the children of parent into menu up to max + void createMenu(const QModelIndex &parent, int max, QMenu *parentMenu = 0, QMenu *menu = 0); + +private slots: + void aboutToShow(); + void triggered(QAction *action); + void hovered(QAction *action); + +private: + QAction *makeAction(const QModelIndex &index); + int m_maxRows; + int m_firstSeparator; + int m_maxWidth; + int m_hoverRole; + int m_separatorRole; + QAbstractItemModel *m_model; + QPersistentModelIndex m_root; +}; + +#endif // MODELMENU_H + diff --git a/examples/gestures/browser/networkaccessmanager.cpp b/examples/gestures/browser/networkaccessmanager.cpp new file mode 100644 index 0000000..f777937 --- /dev/null +++ b/examples/gestures/browser/networkaccessmanager.cpp @@ -0,0 +1,171 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "networkaccessmanager.h" + +#include "browserapplication.h" +#include "browsermainwindow.h" +#include "ui_passworddialog.h" +#include "ui_proxy.h" + +#include <QtCore/QSettings> + +#include <QtGui/QDesktopServices> +#include <QtGui/QDialog> +#include <QtGui/QMessageBox> +#include <QtGui/QStyle> +#include <QtGui/QTextDocument> + +#include <QtNetwork/QAuthenticator> +#include <QtNetwork/QNetworkDiskCache> +#include <QtNetwork/QNetworkProxy> +#include <QtNetwork/QNetworkReply> +#include <QtNetwork/QSslError> + +NetworkAccessManager::NetworkAccessManager(QObject *parent) + : QNetworkAccessManager(parent) +{ + connect(this, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)), + SLOT(authenticationRequired(QNetworkReply*,QAuthenticator*))); + connect(this, SIGNAL(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)), + SLOT(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*))); +#ifndef QT_NO_OPENSSL + connect(this, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)), + SLOT(sslErrors(QNetworkReply*, const QList<QSslError>&))); +#endif + loadSettings(); + + QNetworkDiskCache *diskCache = new QNetworkDiskCache(this); + QString location = QDesktopServices::storageLocation(QDesktopServices::CacheLocation); + diskCache->setCacheDirectory(location); + setCache(diskCache); +} + +void NetworkAccessManager::loadSettings() +{ + QSettings settings; + settings.beginGroup(QLatin1String("proxy")); + QNetworkProxy proxy; + if (settings.value(QLatin1String("enabled"), false).toBool()) { + if (settings.value(QLatin1String("type"), 0).toInt() == 0) + proxy = QNetworkProxy::Socks5Proxy; + else + proxy = QNetworkProxy::HttpProxy; + proxy.setHostName(settings.value(QLatin1String("hostName")).toString()); + proxy.setPort(settings.value(QLatin1String("port"), 1080).toInt()); + proxy.setUser(settings.value(QLatin1String("userName")).toString()); + proxy.setPassword(settings.value(QLatin1String("password")).toString()); + } + setProxy(proxy); +} + +void NetworkAccessManager::authenticationRequired(QNetworkReply *reply, QAuthenticator *auth) +{ + BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow(); + + QDialog dialog(mainWindow); + dialog.setWindowFlags(Qt::Sheet); + + Ui::PasswordDialog passwordDialog; + passwordDialog.setupUi(&dialog); + + passwordDialog.iconLabel->setText(QString()); + passwordDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32)); + + QString introMessage = tr("<qt>Enter username and password for \"%1\" at %2</qt>"); + introMessage = introMessage.arg(Qt::escape(reply->url().toString())).arg(Qt::escape(reply->url().toString())); + passwordDialog.introLabel->setText(introMessage); + passwordDialog.introLabel->setWordWrap(true); + + if (dialog.exec() == QDialog::Accepted) { + auth->setUser(passwordDialog.userNameLineEdit->text()); + auth->setPassword(passwordDialog.passwordLineEdit->text()); + } +} + +void NetworkAccessManager::proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *auth) +{ + BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow(); + + QDialog dialog(mainWindow); + dialog.setWindowFlags(Qt::Sheet); + + Ui::ProxyDialog proxyDialog; + proxyDialog.setupUi(&dialog); + + proxyDialog.iconLabel->setText(QString()); + proxyDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32)); + + QString introMessage = tr("<qt>Connect to proxy \"%1\" using:</qt>"); + introMessage = introMessage.arg(Qt::escape(proxy.hostName())); + proxyDialog.introLabel->setText(introMessage); + proxyDialog.introLabel->setWordWrap(true); + + if (dialog.exec() == QDialog::Accepted) { + auth->setUser(proxyDialog.userNameLineEdit->text()); + auth->setPassword(proxyDialog.passwordLineEdit->text()); + } +} + +#ifndef QT_NO_OPENSSL +void NetworkAccessManager::sslErrors(QNetworkReply *reply, const QList<QSslError> &error) +{ + // check if SSL certificate has been trusted already + QString replyHost = reply->url().host() + ":" + reply->url().port(); + if(! sslTrustedHostList.contains(replyHost)) { + BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow(); + + QStringList errorStrings; + for (int i = 0; i < error.count(); ++i) + errorStrings += error.at(i).errorString(); + QString errors = errorStrings.join(QLatin1String("\n")); + int ret = QMessageBox::warning(mainWindow, QCoreApplication::applicationName(), + tr("SSL Errors:\n\n%1\n\n%2\n\n" + "Do you want to ignore these errors for this host?").arg(reply->url().toString()).arg(errors), + QMessageBox::Yes | QMessageBox::No, + QMessageBox::No); + if (ret == QMessageBox::Yes) { + reply->ignoreSslErrors(); + sslTrustedHostList.append(replyHost); + } + } +} +#endif diff --git a/examples/gestures/browser/networkaccessmanager.h b/examples/gestures/browser/networkaccessmanager.h new file mode 100644 index 0000000..6c938ac --- /dev/null +++ b/examples/gestures/browser/networkaccessmanager.h @@ -0,0 +1,68 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef NETWORKACCESSMANAGER_H +#define NETWORKACCESSMANAGER_H + +#include <QtNetwork/QNetworkAccessManager> + +class NetworkAccessManager : public QNetworkAccessManager +{ + Q_OBJECT + +public: + NetworkAccessManager(QObject *parent = 0); + +private: + QList<QString> sslTrustedHostList; + +public slots: + void loadSettings(); + +private slots: + void authenticationRequired(QNetworkReply *reply, QAuthenticator *auth); + void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *auth); +#ifndef QT_NO_OPENSSL + void sslErrors(QNetworkReply *reply, const QList<QSslError> &error); +#endif +}; + +#endif // NETWORKACCESSMANAGER_H diff --git a/examples/gestures/browser/passworddialog.ui b/examples/gestures/browser/passworddialog.ui new file mode 100644 index 0000000..7c16658 --- /dev/null +++ b/examples/gestures/browser/passworddialog.ui @@ -0,0 +1,111 @@ +<ui version="4.0" > + <class>PasswordDialog</class> + <widget class="QDialog" name="PasswordDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>399</width> + <height>148</height> + </rect> + </property> + <property name="windowTitle" > + <string>Authentication Required</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="0" column="0" colspan="2" > + <layout class="QHBoxLayout" > + <item> + <widget class="QLabel" name="iconLabel" > + <property name="text" > + <string>DUMMY ICON</string> + </property> + </widget> + </item> + <item> + <widget class="QLabel" name="introLabel" > + <property name="sizePolicy" > + <sizepolicy vsizetype="MinimumExpanding" hsizetype="MinimumExpanding" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="text" > + <string>INTRO TEXT DUMMY</string> + </property> + </widget> + </item> + </layout> + </item> + <item row="1" column="0" > + <widget class="QLabel" name="label" > + <property name="text" > + <string>Username:</string> + </property> + </widget> + </item> + <item row="1" column="1" > + <widget class="QLineEdit" name="userNameLineEdit" /> + </item> + <item row="2" column="0" > + <widget class="QLabel" name="lblPassword" > + <property name="text" > + <string>Password:</string> + </property> + </widget> + </item> + <item row="2" column="1" > + <widget class="QLineEdit" name="passwordLineEdit" > + <property name="echoMode" > + <enum>QLineEdit::Password</enum> + </property> + </widget> + </item> + <item row="3" column="0" colspan="2" > + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="standardButtons" > + <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + </layout> + </widget> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>PasswordDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>248</x> + <y>254</y> + </hint> + <hint type="destinationlabel" > + <x>157</x> + <y>274</y> + </hint> + </hints> + </connection> + <connection> + <sender>buttonBox</sender> + <signal>rejected()</signal> + <receiver>PasswordDialog</receiver> + <slot>reject()</slot> + <hints> + <hint type="sourcelabel" > + <x>316</x> + <y>260</y> + </hint> + <hint type="destinationlabel" > + <x>286</x> + <y>274</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/proxy.ui b/examples/gestures/browser/proxy.ui new file mode 100644 index 0000000..62a8be6 --- /dev/null +++ b/examples/gestures/browser/proxy.ui @@ -0,0 +1,104 @@ +<ui version="4.0" > + <class>ProxyDialog</class> + <widget class="QDialog" name="ProxyDialog" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>369</width> + <height>144</height> + </rect> + </property> + <property name="windowTitle" > + <string>Proxy Authentication</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="0" column="0" > + <widget class="QLabel" name="iconLabel" > + <property name="text" > + <string>ICON</string> + </property> + </widget> + </item> + <item row="0" column="1" colspan="2" > + <widget class="QLabel" name="introLabel" > + <property name="text" > + <string>Connect to proxy</string> + </property> + <property name="wordWrap" > + <bool>true</bool> + </property> + </widget> + </item> + <item row="1" column="0" colspan="2" > + <widget class="QLabel" name="usernameLabel" > + <property name="text" > + <string>Username:</string> + </property> + </widget> + </item> + <item row="1" column="2" > + <widget class="QLineEdit" name="userNameLineEdit" /> + </item> + <item row="2" column="0" colspan="2" > + <widget class="QLabel" name="passwordLabel" > + <property name="text" > + <string>Password:</string> + </property> + </widget> + </item> + <item row="2" column="2" > + <widget class="QLineEdit" name="passwordLineEdit" > + <property name="echoMode" > + <enum>QLineEdit::Password</enum> + </property> + </widget> + </item> + <item row="3" column="0" colspan="3" > + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="standardButtons" > + <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + </layout> + </widget> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>ProxyDialog</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>248</x> + <y>254</y> + </hint> + <hint type="destinationlabel" > + <x>157</x> + <y>274</y> + </hint> + </hints> + </connection> + <connection> + <sender>buttonBox</sender> + <signal>rejected()</signal> + <receiver>ProxyDialog</receiver> + <slot>reject()</slot> + <hints> + <hint type="sourcelabel" > + <x>316</x> + <y>260</y> + </hint> + <hint type="destinationlabel" > + <x>286</x> + <y>274</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/searchlineedit.cpp b/examples/gestures/browser/searchlineedit.cpp new file mode 100644 index 0000000..09d80fb --- /dev/null +++ b/examples/gestures/browser/searchlineedit.cpp @@ -0,0 +1,238 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "searchlineedit.h" + +#include <QtGui/QPainter> +#include <QtGui/QMouseEvent> +#include <QtGui/QMenu> +#include <QtGui/QStyle> +#include <QtGui/QStyleOptionFrameV2> + +ClearButton::ClearButton(QWidget *parent) + : QAbstractButton(parent) +{ + setCursor(Qt::ArrowCursor); + setToolTip(tr("Clear")); + setVisible(false); + setFocusPolicy(Qt::NoFocus); +} + +void ClearButton::paintEvent(QPaintEvent *event) +{ + Q_UNUSED(event); + QPainter painter(this); + int height = this->height(); + + painter.setRenderHint(QPainter::Antialiasing, true); + QColor color = palette().color(QPalette::Mid); + painter.setBrush(isDown() + ? palette().color(QPalette::Dark) + : palette().color(QPalette::Mid)); + painter.setPen(painter.brush().color()); + int size = width(); + int offset = size / 5; + int radius = size - offset * 2; + painter.drawEllipse(offset, offset, radius, radius); + + painter.setPen(palette().color(QPalette::Base)); + int border = offset * 2; + painter.drawLine(border, border, width() - border, height - border); + painter.drawLine(border, height - border, width() - border, border); +} + +void ClearButton::textChanged(const QString &text) +{ + setVisible(!text.isEmpty()); +} + +/* + Search icon on the left hand side of the search widget + When a menu is set a down arrow appears + */ +class SearchButton : public QAbstractButton { +public: + SearchButton(QWidget *parent = 0); + void paintEvent(QPaintEvent *event); + QMenu *m_menu; + +protected: + void mousePressEvent(QMouseEvent *event); +}; + +SearchButton::SearchButton(QWidget *parent) + : QAbstractButton(parent), + m_menu(0) +{ + setObjectName(QLatin1String("SearchButton")); + setCursor(Qt::ArrowCursor); + setFocusPolicy(Qt::NoFocus); +} + +void SearchButton::mousePressEvent(QMouseEvent *event) +{ + if (m_menu && event->button() == Qt::LeftButton) { + QWidget *p = parentWidget(); + if (p) { + QPoint r = p->mapToGlobal(QPoint(0, p->height())); + m_menu->exec(QPoint(r.x() + height() / 2, r.y())); + } + event->accept(); + } + QAbstractButton::mousePressEvent(event); +} + +void SearchButton::paintEvent(QPaintEvent *event) +{ + Q_UNUSED(event); + QPainterPath myPath; + + int radius = (height() / 5) * 2; + QRect circle(height() / 3 - 1, height() / 4, radius, radius); + myPath.addEllipse(circle); + + myPath.arcMoveTo(circle, 300); + QPointF c = myPath.currentPosition(); + int diff = height() / 7; + myPath.lineTo(qMin(width() - 2, (int)c.x() + diff), c.y() + diff); + + QPainter painter(this); + painter.setRenderHint(QPainter::Antialiasing, true); + painter.setPen(QPen(Qt::darkGray, 2)); + painter.drawPath(myPath); + + if (m_menu) { + QPainterPath dropPath; + dropPath.arcMoveTo(circle, 320); + QPointF c = dropPath.currentPosition(); + c = QPointF(c.x() + 3.5, c.y() + 0.5); + dropPath.moveTo(c); + dropPath.lineTo(c.x() + 4, c.y()); + dropPath.lineTo(c.x() + 2, c.y() + 2); + dropPath.closeSubpath(); + painter.setPen(Qt::darkGray); + painter.setBrush(Qt::darkGray); + painter.setRenderHint(QPainter::Antialiasing, false); + painter.drawPath(dropPath); + } + painter.end(); +} + +/* + SearchLineEdit is an enhanced QLineEdit + - A Search icon on the left with optional menu + - When there is no text and doesn't have focus an "inactive text" is displayed + - When there is text a clear button is displayed on the right hand side + */ +SearchLineEdit::SearchLineEdit(QWidget *parent) : ExLineEdit(parent), + m_searchButton(new SearchButton(this)) +{ + connect(lineEdit(), SIGNAL(textChanged(const QString &)), + this, SIGNAL(textChanged(const QString &))); + setLeftWidget(m_searchButton); + m_inactiveText = tr("Search"); + + QSizePolicy policy = sizePolicy(); + setSizePolicy(QSizePolicy::Preferred, policy.verticalPolicy()); +} + +void SearchLineEdit::paintEvent(QPaintEvent *event) +{ + if (lineEdit()->text().isEmpty() && !hasFocus() && !m_inactiveText.isEmpty()) { + ExLineEdit::paintEvent(event); + QStyleOptionFrameV2 panel; + initStyleOption(&panel); + QRect r = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this); + QFontMetrics fm = fontMetrics(); + int horizontalMargin = lineEdit()->x(); + QRect lineRect(horizontalMargin + r.x(), r.y() + (r.height() - fm.height() + 1) / 2, + r.width() - 2 * horizontalMargin, fm.height()); + QPainter painter(this); + painter.setPen(palette().brush(QPalette::Disabled, QPalette::Text).color()); + painter.drawText(lineRect, Qt::AlignLeft|Qt::AlignVCenter, m_inactiveText); + } else { + ExLineEdit::paintEvent(event); + } +} + +void SearchLineEdit::resizeEvent(QResizeEvent *event) +{ + updateGeometries(); + ExLineEdit::resizeEvent(event); +} + +void SearchLineEdit::updateGeometries() +{ + int menuHeight = height(); + int menuWidth = menuHeight + 1; + if (!m_searchButton->m_menu) + menuWidth = (menuHeight / 5) * 4; + m_searchButton->resize(QSize(menuWidth, menuHeight)); +} + +QString SearchLineEdit::inactiveText() const +{ + return m_inactiveText; +} + +void SearchLineEdit::setInactiveText(const QString &text) +{ + m_inactiveText = text; +} + +void SearchLineEdit::setMenu(QMenu *menu) +{ + if (m_searchButton->m_menu) + m_searchButton->m_menu->deleteLater(); + m_searchButton->m_menu = menu; + updateGeometries(); +} + +QMenu *SearchLineEdit::menu() const +{ + if (!m_searchButton->m_menu) { + m_searchButton->m_menu = new QMenu(m_searchButton); + if (isVisible()) + (const_cast<SearchLineEdit*>(this))->updateGeometries(); + } + return m_searchButton->m_menu; +} + diff --git a/examples/gestures/browser/searchlineedit.h b/examples/gestures/browser/searchlineedit.h new file mode 100644 index 0000000..4fc887c --- /dev/null +++ b/examples/gestures/browser/searchlineedit.h @@ -0,0 +1,103 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SEARCHLINEEDIT_H +#define SEARCHLINEEDIT_H + +#include "urllineedit.h" + +#include <QtGui/QLineEdit> +#include <QtGui/QAbstractButton> + +QT_BEGIN_NAMESPACE +class QMenu; +QT_END_NAMESPACE + +class SearchButton; + +/* + Clear button on the right hand side of the search widget. + Hidden by default + "A circle with an X in it" + */ +class ClearButton : public QAbstractButton +{ + Q_OBJECT + +public: + ClearButton(QWidget *parent = 0); + void paintEvent(QPaintEvent *event); + +public slots: + void textChanged(const QString &text); +}; + + +class SearchLineEdit : public ExLineEdit +{ + Q_OBJECT + Q_PROPERTY(QString inactiveText READ inactiveText WRITE setInactiveText) + +signals: + void textChanged(const QString &text); + +public: + SearchLineEdit(QWidget *parent = 0); + + QString inactiveText() const; + void setInactiveText(const QString &text); + + QMenu *menu() const; + void setMenu(QMenu *menu); + +protected: + void resizeEvent(QResizeEvent *event); + void paintEvent(QPaintEvent *event); + +private: + void updateGeometries(); + + SearchButton *m_searchButton; + QString m_inactiveText; +}; + +#endif // SEARCHLINEEDIT_H + diff --git a/examples/gestures/browser/settings.cpp b/examples/gestures/browser/settings.cpp new file mode 100644 index 0000000..8f9f408 --- /dev/null +++ b/examples/gestures/browser/settings.cpp @@ -0,0 +1,324 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "settings.h" + +#include "browserapplication.h" +#include "browsermainwindow.h" +#include "cookiejar.h" +#include "history.h" +#include "networkaccessmanager.h" +#include "webview.h" + +#include <QtCore/QSettings> +#include <QtGui/QtGui> +#include <QtWebKit/QtWebKit> + +SettingsDialog::SettingsDialog(QWidget *parent) + : QDialog(parent) +{ + setupUi(this); + connect(exceptionsButton, SIGNAL(clicked()), this, SLOT(showExceptions())); + connect(setHomeToCurrentPageButton, SIGNAL(clicked()), this, SLOT(setHomeToCurrentPage())); + connect(cookiesButton, SIGNAL(clicked()), this, SLOT(showCookies())); + connect(standardFontButton, SIGNAL(clicked()), this, SLOT(chooseFont())); + connect(fixedFontButton, SIGNAL(clicked()), this, SLOT(chooseFixedFont())); + + loadDefaults(); + loadFromSettings(); +} + +void SettingsDialog::loadDefaults() +{ + QWebSettings *defaultSettings = QWebSettings::globalSettings(); + QString standardFontFamily = defaultSettings->fontFamily(QWebSettings::StandardFont); + int standardFontSize = defaultSettings->fontSize(QWebSettings::DefaultFontSize); + standardFont = QFont(standardFontFamily, standardFontSize); + standardLabel->setText(QString(QLatin1String("%1 %2")).arg(standardFont.family()).arg(standardFont.pointSize())); + + QString fixedFontFamily = defaultSettings->fontFamily(QWebSettings::FixedFont); + int fixedFontSize = defaultSettings->fontSize(QWebSettings::DefaultFixedFontSize); + fixedFont = QFont(fixedFontFamily, fixedFontSize); + fixedLabel->setText(QString(QLatin1String("%1 %2")).arg(fixedFont.family()).arg(fixedFont.pointSize())); + + downloadsLocation->setText(QDesktopServices::storageLocation(QDesktopServices::DesktopLocation)); + + enableJavascript->setChecked(defaultSettings->testAttribute(QWebSettings::JavascriptEnabled)); + enablePlugins->setChecked(defaultSettings->testAttribute(QWebSettings::PluginsEnabled)); +} + +void SettingsDialog::loadFromSettings() +{ + QSettings settings; + settings.beginGroup(QLatin1String("MainWindow")); + QString defaultHome = QLatin1String("http://qtsoftware.com"); + homeLineEdit->setText(settings.value(QLatin1String("home"), defaultHome).toString()); + settings.endGroup(); + + settings.beginGroup(QLatin1String("history")); + int historyExpire = settings.value(QLatin1String("historyExpire")).toInt(); + int idx = 0; + switch (historyExpire) { + case 1: idx = 0; break; + case 7: idx = 1; break; + case 14: idx = 2; break; + case 30: idx = 3; break; + case 365: idx = 4; break; + case -1: idx = 5; break; + default: + idx = 5; + } + expireHistory->setCurrentIndex(idx); + settings.endGroup(); + + settings.beginGroup(QLatin1String("downloadmanager")); + QString downloadDirectory = settings.value(QLatin1String("downloadDirectory"), downloadsLocation->text()).toString(); + downloadsLocation->setText(downloadDirectory); + settings.endGroup(); + + settings.beginGroup(QLatin1String("general")); + openLinksIn->setCurrentIndex(settings.value(QLatin1String("openLinksIn"), openLinksIn->currentIndex()).toInt()); + + settings.endGroup(); + + // Appearance + settings.beginGroup(QLatin1String("websettings")); + fixedFont = qVariantValue<QFont>(settings.value(QLatin1String("fixedFont"), fixedFont)); + standardFont = qVariantValue<QFont>(settings.value(QLatin1String("standardFont"), standardFont)); + + standardLabel->setText(QString(QLatin1String("%1 %2")).arg(standardFont.family()).arg(standardFont.pointSize())); + fixedLabel->setText(QString(QLatin1String("%1 %2")).arg(fixedFont.family()).arg(fixedFont.pointSize())); + + enableJavascript->setChecked(settings.value(QLatin1String("enableJavascript"), enableJavascript->isChecked()).toBool()); + enablePlugins->setChecked(settings.value(QLatin1String("enablePlugins"), enablePlugins->isChecked()).toBool()); + userStyleSheet->setText(settings.value(QLatin1String("userStyleSheet")).toUrl().toString()); + settings.endGroup(); + + // Privacy + settings.beginGroup(QLatin1String("cookies")); + + CookieJar *jar = BrowserApplication::cookieJar(); + QByteArray value = settings.value(QLatin1String("acceptCookies"), QLatin1String("AcceptOnlyFromSitesNavigatedTo")).toByteArray(); + QMetaEnum acceptPolicyEnum = jar->staticMetaObject.enumerator(jar->staticMetaObject.indexOfEnumerator("AcceptPolicy")); + CookieJar::AcceptPolicy acceptCookies = acceptPolicyEnum.keyToValue(value) == -1 ? + CookieJar::AcceptOnlyFromSitesNavigatedTo : + static_cast<CookieJar::AcceptPolicy>(acceptPolicyEnum.keyToValue(value)); + switch(acceptCookies) { + case CookieJar::AcceptAlways: + acceptCombo->setCurrentIndex(0); + break; + case CookieJar::AcceptNever: + acceptCombo->setCurrentIndex(1); + break; + case CookieJar::AcceptOnlyFromSitesNavigatedTo: + acceptCombo->setCurrentIndex(2); + break; + } + + value = settings.value(QLatin1String("keepCookiesUntil"), QLatin1String("Expire")).toByteArray(); + QMetaEnum keepPolicyEnum = jar->staticMetaObject.enumerator(jar->staticMetaObject.indexOfEnumerator("KeepPolicy")); + CookieJar::KeepPolicy keepCookies = keepPolicyEnum.keyToValue(value) == -1 ? + CookieJar::KeepUntilExpire : + static_cast<CookieJar::KeepPolicy>(keepPolicyEnum.keyToValue(value)); + switch(keepCookies) { + case CookieJar::KeepUntilExpire: + keepUntilCombo->setCurrentIndex(0); + break; + case CookieJar::KeepUntilExit: + keepUntilCombo->setCurrentIndex(1); + break; + case CookieJar::KeepUntilTimeLimit: + keepUntilCombo->setCurrentIndex(2); + break; + } + settings.endGroup(); + + + // Proxy + settings.beginGroup(QLatin1String("proxy")); + proxySupport->setChecked(settings.value(QLatin1String("enabled"), false).toBool()); + proxyType->setCurrentIndex(settings.value(QLatin1String("type"), 0).toInt()); + proxyHostName->setText(settings.value(QLatin1String("hostName")).toString()); + proxyPort->setValue(settings.value(QLatin1String("port"), 1080).toInt()); + proxyUserName->setText(settings.value(QLatin1String("userName")).toString()); + proxyPassword->setText(settings.value(QLatin1String("password")).toString()); + settings.endGroup(); +} + +void SettingsDialog::saveToSettings() +{ + QSettings settings; + settings.beginGroup(QLatin1String("MainWindow")); + settings.setValue(QLatin1String("home"), homeLineEdit->text()); + settings.endGroup(); + + settings.beginGroup(QLatin1String("general")); + settings.setValue(QLatin1String("openLinksIn"), openLinksIn->currentIndex()); + settings.endGroup(); + + settings.beginGroup(QLatin1String("history")); + int historyExpire = expireHistory->currentIndex(); + int idx = -1; + switch (historyExpire) { + case 0: idx = 1; break; + case 1: idx = 7; break; + case 2: idx = 14; break; + case 3: idx = 30; break; + case 4: idx = 365; break; + case 5: idx = -1; break; + } + settings.setValue(QLatin1String("historyExpire"), idx); + settings.endGroup(); + + // Appearance + settings.beginGroup(QLatin1String("websettings")); + settings.setValue(QLatin1String("fixedFont"), fixedFont); + settings.setValue(QLatin1String("standardFont"), standardFont); + settings.setValue(QLatin1String("enableJavascript"), enableJavascript->isChecked()); + settings.setValue(QLatin1String("enablePlugins"), enablePlugins->isChecked()); + QString userStyleSheetString = userStyleSheet->text(); + if (QFile::exists(userStyleSheetString)) + settings.setValue(QLatin1String("userStyleSheet"), QUrl::fromLocalFile(userStyleSheetString)); + else + settings.setValue(QLatin1String("userStyleSheet"), QUrl(userStyleSheetString)); + settings.endGroup(); + + //Privacy + settings.beginGroup(QLatin1String("cookies")); + + CookieJar::KeepPolicy keepCookies; + switch(acceptCombo->currentIndex()) { + default: + case 0: + keepCookies = CookieJar::KeepUntilExpire; + break; + case 1: + keepCookies = CookieJar::KeepUntilExit; + break; + case 2: + keepCookies = CookieJar::KeepUntilTimeLimit; + break; + } + CookieJar *jar = BrowserApplication::cookieJar(); + QMetaEnum acceptPolicyEnum = jar->staticMetaObject.enumerator(jar->staticMetaObject.indexOfEnumerator("AcceptPolicy")); + settings.setValue(QLatin1String("acceptCookies"), QLatin1String(acceptPolicyEnum.valueToKey(keepCookies))); + + CookieJar::KeepPolicy keepPolicy; + switch(keepUntilCombo->currentIndex()) { + default: + case 0: + keepPolicy = CookieJar::KeepUntilExpire; + break; + case 1: + keepPolicy = CookieJar::KeepUntilExit; + break; + case 2: + keepPolicy = CookieJar::KeepUntilTimeLimit; + break; + } + + QMetaEnum keepPolicyEnum = jar->staticMetaObject.enumerator(jar->staticMetaObject.indexOfEnumerator("KeepPolicy")); + settings.setValue(QLatin1String("keepCookiesUntil"), QLatin1String(keepPolicyEnum.valueToKey(keepPolicy))); + + settings.endGroup(); + + // proxy + settings.beginGroup(QLatin1String("proxy")); + settings.setValue(QLatin1String("enabled"), proxySupport->isChecked()); + settings.setValue(QLatin1String("type"), proxyType->currentIndex()); + settings.setValue(QLatin1String("hostName"), proxyHostName->text()); + settings.setValue(QLatin1String("port"), proxyPort->text()); + settings.setValue(QLatin1String("userName"), proxyUserName->text()); + settings.setValue(QLatin1String("password"), proxyPassword->text()); + settings.endGroup(); + + BrowserApplication::instance()->loadSettings(); + BrowserApplication::networkAccessManager()->loadSettings(); + BrowserApplication::cookieJar()->loadSettings(); + BrowserApplication::historyManager()->loadSettings(); +} + +void SettingsDialog::accept() +{ + saveToSettings(); + QDialog::accept(); +} + +void SettingsDialog::showCookies() +{ + CookiesDialog *dialog = new CookiesDialog(BrowserApplication::cookieJar(), this); + dialog->exec(); +} + +void SettingsDialog::showExceptions() +{ + CookiesExceptionsDialog *dialog = new CookiesExceptionsDialog(BrowserApplication::cookieJar(), this); + dialog->exec(); +} + +void SettingsDialog::chooseFont() +{ + bool ok; + QFont font = QFontDialog::getFont(&ok, standardFont, this); + if ( ok ) { + standardFont = font; + standardLabel->setText(QString(QLatin1String("%1 %2")).arg(font.family()).arg(font.pointSize())); + } +} + +void SettingsDialog::chooseFixedFont() +{ + bool ok; + QFont font = QFontDialog::getFont(&ok, fixedFont, this); + if ( ok ) { + fixedFont = font; + fixedLabel->setText(QString(QLatin1String("%1 %2")).arg(font.family()).arg(font.pointSize())); + } +} + +void SettingsDialog::setHomeToCurrentPage() +{ + BrowserMainWindow *mw = static_cast<BrowserMainWindow*>(parent()); + WebView *webView = mw->currentTab(); + if (webView) + homeLineEdit->setText(webView->url().toString()); +} + diff --git a/examples/gestures/browser/settings.h b/examples/gestures/browser/settings.h new file mode 100644 index 0000000..a125dc2 --- /dev/null +++ b/examples/gestures/browser/settings.h @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SETTINGS_H +#define SETTINGS_H + +#include <QtGui/QDialog> +#include "ui_settings.h" + +class SettingsDialog : public QDialog, public Ui_Settings +{ + Q_OBJECT + +public: + SettingsDialog(QWidget *parent = 0); + void accept(); + +private slots: + void loadDefaults(); + void loadFromSettings(); + void saveToSettings(); + + void setHomeToCurrentPage(); + void showCookies(); + void showExceptions(); + + void chooseFont(); + void chooseFixedFont(); + +private: + QFont standardFont; + QFont fixedFont; +}; + +#endif // SETTINGS_H + diff --git a/examples/gestures/browser/settings.ui b/examples/gestures/browser/settings.ui new file mode 100644 index 0000000..3491ce0 --- /dev/null +++ b/examples/gestures/browser/settings.ui @@ -0,0 +1,614 @@ +<ui version="4.0" > + <class>Settings</class> + <widget class="QDialog" name="Settings" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>657</width> + <height>322</height> + </rect> + </property> + <property name="windowTitle" > + <string>Settings</string> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="2" column="0" > + <widget class="QDialogButtonBox" name="buttonBox" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="standardButtons" > + <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set> + </property> + </widget> + </item> + <item row="1" column="0" > + <widget class="QTabWidget" name="tabWidget" > + <property name="currentIndex" > + <number>0</number> + </property> + <widget class="QWidget" name="tab" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>627</width> + <height>243</height> + </rect> + </property> + <attribute name="title" > + <string>General</string> + </attribute> + <layout class="QGridLayout" name="gridLayout_4" > + <item row="0" column="0" > + <widget class="QLabel" name="label_3" > + <property name="text" > + <string>Home:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="0" column="1" colspan="2" > + <widget class="QLineEdit" name="homeLineEdit" /> + </item> + <item row="1" column="1" > + <widget class="QPushButton" name="setHomeToCurrentPageButton" > + <property name="text" > + <string>Set to current page</string> + </property> + </widget> + </item> + <item row="1" column="2" > + <spacer name="horizontalSpacer" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>280</width> + <height>18</height> + </size> + </property> + </spacer> + </item> + <item row="2" column="0" > + <widget class="QLabel" name="label_4" > + <property name="text" > + <string>Remove history items:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="2" column="1" colspan="2" > + <widget class="QComboBox" name="expireHistory" > + <item> + <property name="text" > + <string>After one day</string> + </property> + </item> + <item> + <property name="text" > + <string>After one week</string> + </property> + </item> + <item> + <property name="text" > + <string>After two weeks</string> + </property> + </item> + <item> + <property name="text" > + <string>After one month</string> + </property> + </item> + <item> + <property name="text" > + <string>After one year</string> + </property> + </item> + <item> + <property name="text" > + <string>Manually</string> + </property> + </item> + </widget> + </item> + <item row="3" column="0" > + <widget class="QLabel" name="label_7" > + <property name="text" > + <string>Save downloads to:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="3" column="1" colspan="2" > + <widget class="QLineEdit" name="downloadsLocation" /> + </item> + <item row="4" column="0" > + <widget class="QLabel" name="label_8" > + <property name="text" > + <string>Open links from applications:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="4" column="1" colspan="2" > + <widget class="QComboBox" name="openLinksIn" > + <item> + <property name="text" > + <string>In a tab in the current window</string> + </property> + </item> + <item> + <property name="text" > + <string>In a new window</string> + </property> + </item> + </widget> + </item> + <item row="5" column="1" colspan="2" > + <spacer> + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>391</width> + <height>262</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + <widget class="QWidget" name="tab_3" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>627</width> + <height>243</height> + </rect> + </property> + <attribute name="title" > + <string>Appearance</string> + </attribute> + <layout class="QGridLayout" name="gridLayout_3" > + <item row="0" column="0" > + <widget class="QLabel" name="label_5" > + <property name="text" > + <string>Standard font:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="0" column="1" > + <widget class="QLabel" name="standardLabel" > + <property name="sizePolicy" > + <sizepolicy vsizetype="Preferred" hsizetype="Expanding" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="frameShape" > + <enum>QFrame::StyledPanel</enum> + </property> + <property name="text" > + <string>Times 16</string> + </property> + <property name="alignment" > + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item row="0" column="2" > + <widget class="QPushButton" name="standardFontButton" > + <property name="text" > + <string>Select...</string> + </property> + </widget> + </item> + <item row="1" column="0" > + <widget class="QLabel" name="label_6" > + <property name="text" > + <string>Fixed-width font:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="1" column="1" > + <widget class="QLabel" name="fixedLabel" > + <property name="frameShape" > + <enum>QFrame::StyledPanel</enum> + </property> + <property name="text" > + <string>Courier 13</string> + </property> + <property name="alignment" > + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item row="1" column="2" > + <widget class="QPushButton" name="fixedFontButton" > + <property name="text" > + <string>Select...</string> + </property> + </widget> + </item> + <item row="2" column="1" > + <spacer name="verticalSpacer" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>93</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + <widget class="QWidget" name="tab_2" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>627</width> + <height>243</height> + </rect> + </property> + <attribute name="title" > + <string>Privacy</string> + </attribute> + <layout class="QVBoxLayout" name="verticalLayout_3" > + <item> + <widget class="QGroupBox" name="groupBox" > + <property name="title" > + <string>Web Content</string> + </property> + <layout class="QVBoxLayout" name="verticalLayout_2" > + <item> + <widget class="QCheckBox" name="enablePlugins" > + <property name="text" > + <string>Enable Plugins</string> + </property> + <property name="checked" > + <bool>true</bool> + </property> + </widget> + </item> + <item> + <widget class="QCheckBox" name="enableJavascript" > + <property name="text" > + <string>Enable Javascript</string> + </property> + <property name="checked" > + <bool>true</bool> + </property> + </widget> + </item> + </layout> + </widget> + </item> + <item> + <widget class="QGroupBox" name="cookiesGroupBox" > + <property name="title" > + <string>Cookies</string> + </property> + <layout class="QGridLayout" > + <item row="0" column="0" > + <widget class="QLabel" name="label_2" > + <property name="text" > + <string>Accept Cookies:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="0" column="1" > + <widget class="QComboBox" name="acceptCombo" > + <item> + <property name="text" > + <string>Always</string> + </property> + </item> + <item> + <property name="text" > + <string>Never</string> + </property> + </item> + <item> + <property name="text" > + <string>Only from sites you navigate to</string> + </property> + </item> + </widget> + </item> + <item row="0" column="2" > + <widget class="QPushButton" name="exceptionsButton" > + <property name="text" > + <string>Exceptions...</string> + </property> + </widget> + </item> + <item row="1" column="0" > + <widget class="QLabel" name="label" > + <property name="text" > + <string>Keep until:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="1" column="1" > + <widget class="QComboBox" name="keepUntilCombo" > + <item> + <property name="text" > + <string>They expire</string> + </property> + </item> + <item> + <property name="text" > + <string>I exit the application</string> + </property> + </item> + <item> + <property name="text" > + <string>At most 90 days</string> + </property> + </item> + </widget> + </item> + <item row="1" column="2" > + <widget class="QPushButton" name="cookiesButton" > + <property name="text" > + <string>Cookies...</string> + </property> + </widget> + </item> + </layout> + </widget> + </item> + <item> + <spacer> + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>371</width> + <height>177</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + <widget class="QWidget" name="tab_4" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>627</width> + <height>243</height> + </rect> + </property> + <attribute name="title" > + <string>Proxy</string> + </attribute> + <layout class="QVBoxLayout" name="verticalLayout" > + <item> + <widget class="QGroupBox" name="proxySupport" > + <property name="title" > + <string>Enable proxy</string> + </property> + <property name="checkable" > + <bool>true</bool> + </property> + <layout class="QGridLayout" name="gridLayout_6" > + <item row="0" column="0" > + <widget class="QLabel" name="label_9" > + <property name="text" > + <string>Type:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="0" column="1" colspan="2" > + <widget class="QComboBox" name="proxyType" > + <item> + <property name="text" > + <string>Socks5</string> + </property> + </item> + <item> + <property name="text" > + <string>Http</string> + </property> + </item> + </widget> + </item> + <item row="1" column="0" > + <widget class="QLabel" name="label_10" > + <property name="text" > + <string>Host:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="1" column="1" colspan="2" > + <widget class="QLineEdit" name="proxyHostName" /> + </item> + <item row="2" column="0" > + <widget class="QLabel" name="label_11" > + <property name="text" > + <string>Port:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="2" column="1" > + <widget class="QSpinBox" name="proxyPort" > + <property name="maximum" > + <number>10000</number> + </property> + <property name="value" > + <number>1080</number> + </property> + </widget> + </item> + <item row="2" column="2" > + <spacer name="horizontalSpacer_2" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>293</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item row="3" column="0" > + <widget class="QLabel" name="label_12" > + <property name="text" > + <string>User Name:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="3" column="1" colspan="2" > + <widget class="QLineEdit" name="proxyUserName" /> + </item> + <item row="4" column="0" > + <widget class="QLabel" name="label_13" > + <property name="text" > + <string>Password:</string> + </property> + <property name="alignment" > + <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set> + </property> + </widget> + </item> + <item row="4" column="1" colspan="2" > + <widget class="QLineEdit" name="proxyPassword" > + <property name="echoMode" > + <enum>QLineEdit::Password</enum> + </property> + </widget> + </item> + <item row="5" column="0" > + <spacer name="verticalSpacer_2" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>8</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + </item> + </layout> + </widget> + <widget class="QWidget" name="tab_5" > + <attribute name="title" > + <string>Advanced</string> + </attribute> + <layout class="QGridLayout" name="gridLayout_2" > + <item row="0" column="0" > + <widget class="QLabel" name="label_14" > + <property name="text" > + <string>Style Sheet:</string> + </property> + </widget> + </item> + <item row="0" column="1" > + <widget class="QLineEdit" name="userStyleSheet" /> + </item> + <item row="1" column="1" > + <spacer name="verticalSpacer_3" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>176</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + </widget> + </item> + </layout> + </widget> + <resources/> + <connections> + <connection> + <sender>buttonBox</sender> + <signal>accepted()</signal> + <receiver>Settings</receiver> + <slot>accept()</slot> + <hints> + <hint type="sourcelabel" > + <x>248</x> + <y>254</y> + </hint> + <hint type="destinationlabel" > + <x>157</x> + <y>274</y> + </hint> + </hints> + </connection> + <connection> + <sender>buttonBox</sender> + <signal>rejected()</signal> + <receiver>Settings</receiver> + <slot>reject()</slot> + <hints> + <hint type="sourcelabel" > + <x>316</x> + <y>260</y> + </hint> + <hint type="destinationlabel" > + <x>286</x> + <y>274</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/gestures/browser/squeezelabel.cpp b/examples/gestures/browser/squeezelabel.cpp new file mode 100644 index 0000000..f56db2d --- /dev/null +++ b/examples/gestures/browser/squeezelabel.cpp @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "squeezelabel.h" + +SqueezeLabel::SqueezeLabel(QWidget *parent) : QLabel(parent) +{ +} + +void SqueezeLabel::paintEvent(QPaintEvent *event) +{ + QFontMetrics fm = fontMetrics(); + if (fm.width(text()) > contentsRect().width()) { + QString elided = fm.elidedText(text(), Qt::ElideMiddle, width()); + QString oldText = text(); + setText(elided); + QLabel::paintEvent(event); + setText(oldText); + } else { + QLabel::paintEvent(event); + } +} + diff --git a/examples/gestures/browser/squeezelabel.h b/examples/gestures/browser/squeezelabel.h new file mode 100644 index 0000000..f23b9a9 --- /dev/null +++ b/examples/gestures/browser/squeezelabel.h @@ -0,0 +1,60 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SQUEEZELABEL_H +#define SQUEEZELABEL_H + +#include <QtGui/QLabel> + +class SqueezeLabel : public QLabel +{ + Q_OBJECT + +public: + SqueezeLabel(QWidget *parent = 0); + +protected: + void paintEvent(QPaintEvent *event); + +}; + +#endif // SQUEEZELABEL_H + diff --git a/examples/gestures/browser/tabwidget.cpp b/examples/gestures/browser/tabwidget.cpp new file mode 100644 index 0000000..0c26350 --- /dev/null +++ b/examples/gestures/browser/tabwidget.cpp @@ -0,0 +1,830 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "tabwidget.h" + +#include "browserapplication.h" +#include "browsermainwindow.h" +#include "history.h" +#include "urllineedit.h" +#include "webview.h" + +#include <QtGui/QClipboard> +#include <QtGui/QCompleter> +#include <QtGui/QListView> +#include <QtGui/QMenu> +#include <QtGui/QMessageBox> +#include <QtGui/QMouseEvent> +#include <QtGui/QStackedWidget> +#include <QtGui/QStyle> +#include <QtGui/QToolButton> + +#include <QtCore/QDebug> + +TabBar::TabBar(QWidget *parent) + : QTabBar(parent) +{ + setContextMenuPolicy(Qt::CustomContextMenu); + setAcceptDrops(true); + connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), + this, SLOT(contextMenuRequested(const QPoint &))); + + QString alt = QLatin1String("Alt+%1"); + for (int i = 1; i <= 10; ++i) { + int key = i; + if (key == 10) + key = 0; + QShortcut *shortCut = new QShortcut(alt.arg(key), this); + m_tabShortcuts.append(shortCut); + connect(shortCut, SIGNAL(activated()), this, SLOT(selectTabAction())); + } + setTabsClosable(true); + connect(this, SIGNAL(tabCloseRequested(int)), + this, SIGNAL(closeTab(int))); + setSelectionBehaviorOnRemove(QTabBar::SelectPreviousTab); + setMovable(true); +} + +void TabBar::selectTabAction() +{ + if (QShortcut *shortCut = qobject_cast<QShortcut*>(sender())) { + int index = m_tabShortcuts.indexOf(shortCut); + if (index == 0) + index = 10; + setCurrentIndex(index); + } +} + +void TabBar::contextMenuRequested(const QPoint &position) +{ + QMenu menu; + menu.addAction(tr("New &Tab"), this, SIGNAL(newTab()), QKeySequence::AddTab); + int index = tabAt(position); + if (-1 != index) { + QAction *action = menu.addAction(tr("Clone Tab"), + this, SLOT(cloneTab())); + action->setData(index); + + menu.addSeparator(); + + action = menu.addAction(tr("&Close Tab"), + this, SLOT(closeTab()), QKeySequence::Close); + action->setData(index); + + action = menu.addAction(tr("Close &Other Tabs"), + this, SLOT(closeOtherTabs())); + action->setData(index); + + menu.addSeparator(); + + action = menu.addAction(tr("Reload Tab"), + this, SLOT(reloadTab()), QKeySequence::Refresh); + action->setData(index); + } else { + menu.addSeparator(); + } + menu.addAction(tr("Reload All Tabs"), this, SIGNAL(reloadAllTabs())); + menu.exec(QCursor::pos()); +} + +void TabBar::cloneTab() +{ + if (QAction *action = qobject_cast<QAction*>(sender())) { + int index = action->data().toInt(); + emit cloneTab(index); + } +} + +void TabBar::closeTab() +{ + if (QAction *action = qobject_cast<QAction*>(sender())) { + int index = action->data().toInt(); + emit closeTab(index); + } +} + +void TabBar::closeOtherTabs() +{ + if (QAction *action = qobject_cast<QAction*>(sender())) { + int index = action->data().toInt(); + emit closeOtherTabs(index); + } +} + +void TabBar::mousePressEvent(QMouseEvent *event) +{ + if (event->button() == Qt::LeftButton) + m_dragStartPos = event->pos(); + QTabBar::mousePressEvent(event); +} + +void TabBar::mouseMoveEvent(QMouseEvent *event) +{ + if (event->buttons() == Qt::LeftButton) { + int diffX = event->pos().x() - m_dragStartPos.x(); + int diffY = event->pos().y() - m_dragStartPos.y(); + if ((event->pos() - m_dragStartPos).manhattanLength() > QApplication::startDragDistance() + && diffX < 3 && diffX > -3 + && diffY < -10) { + QDrag *drag = new QDrag(this); + QMimeData *mimeData = new QMimeData; + QList<QUrl> urls; + int index = tabAt(event->pos()); + QUrl url = tabData(index).toUrl(); + urls.append(url); + mimeData->setUrls(urls); + mimeData->setText(tabText(index)); + mimeData->setData(QLatin1String("action"), "tab-reordering"); + drag->setMimeData(mimeData); + drag->exec(); + } + } + QTabBar::mouseMoveEvent(event); +} + +// When index is -1 index chooses the current tab +void TabWidget::reloadTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + + QWidget *widget = this->widget(index); + if (WebView *tab = qobject_cast<WebView*>(widget)) + tab->reload(); +} + +void TabBar::reloadTab() +{ + if (QAction *action = qobject_cast<QAction*>(sender())) { + int index = action->data().toInt(); + emit reloadTab(index); + } +} + +TabWidget::TabWidget(QWidget *parent) + : QTabWidget(parent) + , m_recentlyClosedTabsAction(0) + , m_newTabAction(0) + , m_closeTabAction(0) + , m_nextTabAction(0) + , m_previousTabAction(0) + , m_recentlyClosedTabsMenu(0) + , m_lineEditCompleter(0) + , m_lineEdits(0) + , m_tabBar(new TabBar(this)) +{ + setElideMode(Qt::ElideRight); + + connect(m_tabBar, SIGNAL(newTab()), this, SLOT(newTab())); + connect(m_tabBar, SIGNAL(closeTab(int)), this, SLOT(closeTab(int))); + connect(m_tabBar, SIGNAL(cloneTab(int)), this, SLOT(cloneTab(int))); + connect(m_tabBar, SIGNAL(closeOtherTabs(int)), this, SLOT(closeOtherTabs(int))); + connect(m_tabBar, SIGNAL(reloadTab(int)), this, SLOT(reloadTab(int))); + connect(m_tabBar, SIGNAL(reloadAllTabs()), this, SLOT(reloadAllTabs())); + connect(m_tabBar, SIGNAL(tabMoved(int, int)), this, SLOT(moveTab(int, int))); + setTabBar(m_tabBar); + setDocumentMode(true); + + // Actions + m_newTabAction = new QAction(QIcon(QLatin1String(":addtab.png")), tr("New &Tab"), this); + m_newTabAction->setShortcuts(QKeySequence::AddTab); + m_newTabAction->setIconVisibleInMenu(false); + connect(m_newTabAction, SIGNAL(triggered()), this, SLOT(newTab())); + + m_closeTabAction = new QAction(QIcon(QLatin1String(":closetab.png")), tr("&Close Tab"), this); + m_closeTabAction->setShortcuts(QKeySequence::Close); + m_closeTabAction->setIconVisibleInMenu(false); + connect(m_closeTabAction, SIGNAL(triggered()), this, SLOT(closeTab())); + + m_nextTabAction = new QAction(tr("Show Next Tab"), this); + QList<QKeySequence> shortcuts; + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_BraceRight)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_PageDown)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_BracketRight)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_Less)); + m_nextTabAction->setShortcuts(shortcuts); + connect(m_nextTabAction, SIGNAL(triggered()), this, SLOT(nextTab())); + + m_previousTabAction = new QAction(tr("Show Previous Tab"), this); + shortcuts.clear(); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_BraceLeft)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_PageUp)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_BracketLeft)); + shortcuts.append(QKeySequence(Qt::CTRL | Qt::Key_Greater)); + m_previousTabAction->setShortcuts(shortcuts); + connect(m_previousTabAction, SIGNAL(triggered()), this, SLOT(previousTab())); + + m_recentlyClosedTabsMenu = new QMenu(this); + connect(m_recentlyClosedTabsMenu, SIGNAL(aboutToShow()), + this, SLOT(aboutToShowRecentTabsMenu())); + connect(m_recentlyClosedTabsMenu, SIGNAL(triggered(QAction *)), + this, SLOT(aboutToShowRecentTriggeredAction(QAction *))); + m_recentlyClosedTabsAction = new QAction(tr("Recently Closed Tabs"), this); + m_recentlyClosedTabsAction->setMenu(m_recentlyClosedTabsMenu); + m_recentlyClosedTabsAction->setEnabled(false); + + connect(this, SIGNAL(currentChanged(int)), + this, SLOT(currentChanged(int))); + + m_lineEdits = new QStackedWidget(this); +} + +void TabWidget::clear() +{ + // clear the recently closed tabs + m_recentlyClosedTabs.clear(); + // clear the line edit history + for (int i = 0; i < m_lineEdits->count(); ++i) { + QLineEdit *qLineEdit = lineEdit(i); + qLineEdit->setText(qLineEdit->text()); + } +} + +void TabWidget::moveTab(int fromIndex, int toIndex) +{ + QWidget *lineEdit = m_lineEdits->widget(fromIndex); + m_lineEdits->removeWidget(lineEdit); + m_lineEdits->insertWidget(toIndex, lineEdit); +} + +void TabWidget::addWebAction(QAction *action, QWebPage::WebAction webAction) +{ + if (!action) + return; + m_actions.append(new WebActionMapper(action, webAction, this)); +} + +void TabWidget::currentChanged(int index) +{ + WebView *webView = this->webView(index); + if (!webView) + return; + + Q_ASSERT(m_lineEdits->count() == count()); + + WebView *oldWebView = this->webView(m_lineEdits->currentIndex()); + if (oldWebView) { + disconnect(oldWebView, SIGNAL(statusBarMessage(const QString&)), + this, SIGNAL(showStatusBarMessage(const QString&))); + disconnect(oldWebView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)), + this, SIGNAL(linkHovered(const QString&))); + disconnect(oldWebView, SIGNAL(loadProgress(int)), + this, SIGNAL(loadProgress(int))); + } + + connect(webView, SIGNAL(statusBarMessage(const QString&)), + this, SIGNAL(showStatusBarMessage(const QString&))); + connect(webView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)), + this, SIGNAL(linkHovered(const QString&))); + connect(webView, SIGNAL(loadProgress(int)), + this, SIGNAL(loadProgress(int))); + + for (int i = 0; i < m_actions.count(); ++i) { + WebActionMapper *mapper = m_actions[i]; + mapper->updateCurrent(webView->page()); + } + emit setCurrentTitle(webView->title()); + m_lineEdits->setCurrentIndex(index); + emit loadProgress(webView->progress()); + emit showStatusBarMessage(webView->lastStatusBarText()); + if (webView->url().isEmpty()) + m_lineEdits->currentWidget()->setFocus(); + else + webView->setFocus(); +} + +QAction *TabWidget::newTabAction() const +{ + return m_newTabAction; +} + +QAction *TabWidget::closeTabAction() const +{ + return m_closeTabAction; +} + +QAction *TabWidget::recentlyClosedTabsAction() const +{ + return m_recentlyClosedTabsAction; +} + +QAction *TabWidget::nextTabAction() const +{ + return m_nextTabAction; +} + +QAction *TabWidget::previousTabAction() const +{ + return m_previousTabAction; +} + +QWidget *TabWidget::lineEditStack() const +{ + return m_lineEdits; +} + +QLineEdit *TabWidget::currentLineEdit() const +{ + return lineEdit(m_lineEdits->currentIndex()); +} + +WebView *TabWidget::currentWebView() const +{ + return webView(currentIndex()); +} + +QLineEdit *TabWidget::lineEdit(int index) const +{ + UrlLineEdit *urlLineEdit = qobject_cast<UrlLineEdit*>(m_lineEdits->widget(index)); + if (urlLineEdit) + return urlLineEdit->lineEdit(); + return 0; +} + +WebView *TabWidget::webView(int index) const +{ + QWidget *widget = this->widget(index); + if (WebView *webView = qobject_cast<WebView*>(widget)) { + return webView; + } else { + // optimization to delay creating the first webview + if (count() == 1) { + TabWidget *that = const_cast<TabWidget*>(this); + that->setUpdatesEnabled(false); + that->newTab(); + that->closeTab(0); + that->setUpdatesEnabled(true); + return currentWebView(); + } + } + return 0; +} + +int TabWidget::webViewIndex(WebView *webView) const +{ + int index = indexOf(webView); + return index; +} + +WebView *TabWidget::newTab(bool makeCurrent) +{ + // line edit + UrlLineEdit *urlLineEdit = new UrlLineEdit; + QLineEdit *lineEdit = urlLineEdit->lineEdit(); + if (!m_lineEditCompleter && count() > 0) { + HistoryCompletionModel *completionModel = new HistoryCompletionModel(this); + completionModel->setSourceModel(BrowserApplication::historyManager()->historyFilterModel()); + m_lineEditCompleter = new QCompleter(completionModel, this); + // Should this be in Qt by default? + QAbstractItemView *popup = m_lineEditCompleter->popup(); + QListView *listView = qobject_cast<QListView*>(popup); + if (listView) + listView->setUniformItemSizes(true); + } + lineEdit->setCompleter(m_lineEditCompleter); + connect(lineEdit, SIGNAL(returnPressed()), this, SLOT(lineEditReturnPressed())); + m_lineEdits->addWidget(urlLineEdit); + m_lineEdits->setSizePolicy(lineEdit->sizePolicy()); + + // optimization to delay creating the more expensive WebView, history, etc + if (count() == 0) { + QWidget *emptyWidget = new QWidget; + QPalette p = emptyWidget->palette(); + p.setColor(QPalette::Window, palette().color(QPalette::Base)); + emptyWidget->setPalette(p); + emptyWidget->setAutoFillBackground(true); + disconnect(this, SIGNAL(currentChanged(int)), + this, SLOT(currentChanged(int))); + addTab(emptyWidget, tr("(Untitled)")); + connect(this, SIGNAL(currentChanged(int)), + this, SLOT(currentChanged(int))); + return 0; + } + + // webview + WebView *webView = new WebView; + urlLineEdit->setWebView(webView); + connect(webView, SIGNAL(loadStarted()), + this, SLOT(webViewLoadStarted())); + connect(webView, SIGNAL(loadFinished(bool)), + this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(iconChanged()), + this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(titleChanged(const QString &)), + this, SLOT(webViewTitleChanged(const QString &))); + connect(webView, SIGNAL(urlChanged(const QUrl &)), + this, SLOT(webViewUrlChanged(const QUrl &))); + connect(webView->page(), SIGNAL(windowCloseRequested()), + this, SLOT(windowCloseRequested())); + connect(webView->page(), SIGNAL(geometryChangeRequested(const QRect &)), + this, SIGNAL(geometryChangeRequested(const QRect &))); + connect(webView->page(), SIGNAL(printRequested(QWebFrame *)), + this, SIGNAL(printRequested(QWebFrame *))); + connect(webView->page(), SIGNAL(menuBarVisibilityChangeRequested(bool)), + this, SIGNAL(menuBarVisibilityChangeRequested(bool))); + connect(webView->page(), SIGNAL(statusBarVisibilityChangeRequested(bool)), + this, SIGNAL(statusBarVisibilityChangeRequested(bool))); + connect(webView->page(), SIGNAL(toolBarVisibilityChangeRequested(bool)), + this, SIGNAL(toolBarVisibilityChangeRequested(bool))); + addTab(webView, tr("(Untitled)")); + if (makeCurrent) + setCurrentWidget(webView); + + // webview actions + for (int i = 0; i < m_actions.count(); ++i) { + WebActionMapper *mapper = m_actions[i]; + mapper->addChild(webView->page()->action(mapper->webAction())); + } + + if (count() == 1) + currentChanged(currentIndex()); + emit tabsChanged(); + return webView; +} + +void TabWidget::reloadAllTabs() +{ + for (int i = 0; i < count(); ++i) { + QWidget *tabWidget = widget(i); + if (WebView *tab = qobject_cast<WebView*>(tabWidget)) { + tab->reload(); + } + } +} + +void TabWidget::lineEditReturnPressed() +{ + if (QLineEdit *lineEdit = qobject_cast<QLineEdit*>(sender())) { + emit loadPage(lineEdit->text()); + if (m_lineEdits->currentWidget() == lineEdit) + currentWebView()->setFocus(); + } +} + +void TabWidget::windowCloseRequested() +{ + WebPage *webPage = qobject_cast<WebPage*>(sender()); + WebView *webView = qobject_cast<WebView*>(webPage->view()); + int index = webViewIndex(webView); + if (index >= 0) { + if (count() == 1) + webView->webPage()->mainWindow()->close(); + else + closeTab(index); + } +} + +void TabWidget::closeOtherTabs(int index) +{ + if (-1 == index) + return; + for (int i = count() - 1; i > index; --i) + closeTab(i); + for (int i = index - 1; i >= 0; --i) + closeTab(i); +} + +// When index is -1 index chooses the current tab +void TabWidget::cloneTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + WebView *tab = newTab(false); + tab->setUrl(webView(index)->url()); +} + +// When index is -1 index chooses the current tab +void TabWidget::closeTab(int index) +{ + if (index < 0) + index = currentIndex(); + if (index < 0 || index >= count()) + return; + + bool hasFocus = false; + if (WebView *tab = webView(index)) { + if (tab->isModified()) { + QMessageBox closeConfirmation(tab); + closeConfirmation.setWindowFlags(Qt::Sheet); + closeConfirmation.setWindowTitle(tr("Do you really want to close this page?")); + closeConfirmation.setInformativeText(tr("You have modified this page and when closing it you would lose the modification.\n" + "Do you really want to close this page?\n")); + closeConfirmation.setIcon(QMessageBox::Question); + closeConfirmation.addButton(QMessageBox::Yes); + closeConfirmation.addButton(QMessageBox::No); + closeConfirmation.setEscapeButton(QMessageBox::No); + if (closeConfirmation.exec() == QMessageBox::No) + return; + } + hasFocus = tab->hasFocus(); + + m_recentlyClosedTabsAction->setEnabled(true); + m_recentlyClosedTabs.prepend(tab->url()); + if (m_recentlyClosedTabs.size() >= TabWidget::m_recentlyClosedTabsSize) + m_recentlyClosedTabs.removeLast(); + } + QWidget *lineEdit = m_lineEdits->widget(index); + m_lineEdits->removeWidget(lineEdit); + lineEdit->deleteLater(); + QWidget *webView = widget(index); + removeTab(index); + webView->deleteLater(); + emit tabsChanged(); + if (hasFocus && count() > 0) + currentWebView()->setFocus(); + if (count() == 0) + emit lastTabClosed(); +} + +void TabWidget::webViewLoadStarted() +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + QIcon icon(QLatin1String(":loading.gif")); + setTabIcon(index, icon); + } +} + +void TabWidget::webViewIconChanged() +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + QIcon icon = BrowserApplication::instance()->icon(webView->url()); + setTabIcon(index, icon); + } +} + +void TabWidget::webViewTitleChanged(const QString &title) +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + setTabText(index, title); + } + if (currentIndex() == index) + emit setCurrentTitle(title); + BrowserApplication::historyManager()->updateHistoryItem(webView->url(), title); +} + +void TabWidget::webViewUrlChanged(const QUrl &url) +{ + WebView *webView = qobject_cast<WebView*>(sender()); + int index = webViewIndex(webView); + if (-1 != index) { + m_tabBar->setTabData(index, url); + } + emit tabsChanged(); +} + +void TabWidget::aboutToShowRecentTabsMenu() +{ + m_recentlyClosedTabsMenu->clear(); + for (int i = 0; i < m_recentlyClosedTabs.count(); ++i) { + QAction *action = new QAction(m_recentlyClosedTabsMenu); + action->setData(m_recentlyClosedTabs.at(i)); + QIcon icon = BrowserApplication::instance()->icon(m_recentlyClosedTabs.at(i)); + action->setIcon(icon); + action->setText(m_recentlyClosedTabs.at(i).toString()); + m_recentlyClosedTabsMenu->addAction(action); + } +} + +void TabWidget::aboutToShowRecentTriggeredAction(QAction *action) +{ + QUrl url = action->data().toUrl(); + loadUrlInCurrentTab(url); +} + +void TabWidget::mouseDoubleClickEvent(QMouseEvent *event) +{ + if (!childAt(event->pos()) + // Remove the line below when QTabWidget does not have a one pixel frame + && event->pos().y() < (tabBar()->y() + tabBar()->height())) { + newTab(); + return; + } + QTabWidget::mouseDoubleClickEvent(event); +} + +void TabWidget::contextMenuEvent(QContextMenuEvent *event) +{ + if (!childAt(event->pos())) { + m_tabBar->contextMenuRequested(event->pos()); + return; + } + QTabWidget::contextMenuEvent(event); +} + +void TabWidget::mouseReleaseEvent(QMouseEvent *event) +{ + if (event->button() == Qt::MidButton && !childAt(event->pos()) + // Remove the line below when QTabWidget does not have a one pixel frame + && event->pos().y() < (tabBar()->y() + tabBar()->height())) { + QUrl url(QApplication::clipboard()->text(QClipboard::Selection)); + if (!url.isEmpty() && url.isValid() && !url.scheme().isEmpty()) { + WebView *webView = newTab(); + webView->setUrl(url); + } + } +} + +void TabWidget::loadUrlInCurrentTab(const QUrl &url) +{ + WebView *webView = currentWebView(); + if (webView) { + webView->loadUrl(url); + webView->setFocus(); + } +} + +void TabWidget::nextTab() +{ + int next = currentIndex() + 1; + if (next == count()) + next = 0; + setCurrentIndex(next); +} + +void TabWidget::previousTab() +{ + int next = currentIndex() - 1; + if (next < 0) + next = count() - 1; + setCurrentIndex(next); +} + +static const qint32 TabWidgetMagic = 0xaa; + +QByteArray TabWidget::saveState() const +{ + int version = 1; + QByteArray data; + QDataStream stream(&data, QIODevice::WriteOnly); + + stream << qint32(TabWidgetMagic); + stream << qint32(version); + + QStringList tabs; + for (int i = 0; i < count(); ++i) { + if (WebView *tab = qobject_cast<WebView*>(widget(i))) { + tabs.append(tab->url().toString()); + } else { + tabs.append(QString::null); + } + } + stream << tabs; + stream << currentIndex(); + return data; +} + +bool TabWidget::restoreState(const QByteArray &state) +{ + int version = 1; + QByteArray sd = state; + QDataStream stream(&sd, QIODevice::ReadOnly); + if (stream.atEnd()) + return false; + + qint32 marker; + qint32 v; + stream >> marker; + stream >> v; + if (marker != TabWidgetMagic || v != version) + return false; + + QStringList openTabs; + stream >> openTabs; + + for (int i = 0; i < openTabs.count(); ++i) { + if (i != 0) + newTab(); + loadPage(openTabs.at(i)); + } + + int currentTab; + stream >> currentTab; + setCurrentIndex(currentTab); + + return true; +} + +WebActionMapper::WebActionMapper(QAction *root, QWebPage::WebAction webAction, QObject *parent) + : QObject(parent) + , m_currentParent(0) + , m_root(root) + , m_webAction(webAction) +{ + if (!m_root) + return; + connect(m_root, SIGNAL(triggered()), this, SLOT(rootTriggered())); + connect(root, SIGNAL(destroyed(QObject *)), this, SLOT(rootDestroyed())); + root->setEnabled(false); +} + +void WebActionMapper::rootDestroyed() +{ + m_root = 0; +} + +void WebActionMapper::currentDestroyed() +{ + updateCurrent(0); +} + +void WebActionMapper::addChild(QAction *action) +{ + if (!action) + return; + connect(action, SIGNAL(changed()), this, SLOT(childChanged())); +} + +QWebPage::WebAction WebActionMapper::webAction() const +{ + return m_webAction; +} + +void WebActionMapper::rootTriggered() +{ + if (m_currentParent) { + QAction *gotoAction = m_currentParent->action(m_webAction); + gotoAction->trigger(); + } +} + +void WebActionMapper::childChanged() +{ + if (QAction *source = qobject_cast<QAction*>(sender())) { + if (m_root + && m_currentParent + && source->parent() == m_currentParent) { + m_root->setChecked(source->isChecked()); + m_root->setEnabled(source->isEnabled()); + } + } +} + +void WebActionMapper::updateCurrent(QWebPage *currentParent) +{ + if (m_currentParent) + disconnect(m_currentParent, SIGNAL(destroyed(QObject *)), + this, SLOT(currentDestroyed())); + + m_currentParent = currentParent; + if (!m_root) + return; + if (!m_currentParent) { + m_root->setEnabled(false); + m_root->setChecked(false); + return; + } + QAction *source = m_currentParent->action(m_webAction); + m_root->setChecked(source->isChecked()); + m_root->setEnabled(source->isEnabled()); + connect(m_currentParent, SIGNAL(destroyed(QObject *)), + this, SLOT(currentDestroyed())); +} + diff --git a/examples/gestures/browser/tabwidget.h b/examples/gestures/browser/tabwidget.h new file mode 100644 index 0000000..3f4e9f0 --- /dev/null +++ b/examples/gestures/browser/tabwidget.h @@ -0,0 +1,224 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef TABWIDGET_H +#define TABWIDGET_H + +#include <QtGui/QTabBar> + +#include <QtGui/QShortcut> +/* + Tab bar with a few more features such as a context menu and shortcuts + */ +class TabBar : public QTabBar +{ + Q_OBJECT + +signals: + void newTab(); + void cloneTab(int index); + void closeTab(int index); + void closeOtherTabs(int index); + void reloadTab(int index); + void reloadAllTabs(); + void tabMoveRequested(int fromIndex, int toIndex); + +public: + TabBar(QWidget *parent = 0); + +protected: + void mousePressEvent(QMouseEvent* event); + void mouseMoveEvent(QMouseEvent* event); + +private slots: + void selectTabAction(); + void cloneTab(); + void closeTab(); + void closeOtherTabs(); + void reloadTab(); + void contextMenuRequested(const QPoint &position); + +private: + QList<QShortcut*> m_tabShortcuts; + friend class TabWidget; + + QPoint m_dragStartPos; + int m_dragCurrentIndex; +}; + +#include <QtWebKit/QWebPage> + +QT_BEGIN_NAMESPACE +class QAction; +QT_END_NAMESPACE +class WebView; +/*! + A proxy object that connects a single browser action + to one child webpage action at a time. + + Example usage: used to keep the main window stop action in sync with + the current tabs webview's stop action. + */ +class WebActionMapper : public QObject +{ + Q_OBJECT + +public: + WebActionMapper(QAction *root, QWebPage::WebAction webAction, QObject *parent); + QWebPage::WebAction webAction() const; + void addChild(QAction *action); + void updateCurrent(QWebPage *currentParent); + +private slots: + void rootTriggered(); + void childChanged(); + void rootDestroyed(); + void currentDestroyed(); + +private: + QWebPage *m_currentParent; + QAction *m_root; + QWebPage::WebAction m_webAction; +}; + +#include <QtCore/QUrl> +#include <QtGui/QTabWidget> +QT_BEGIN_NAMESPACE +class QCompleter; +class QLineEdit; +class QMenu; +class QStackedWidget; +QT_END_NAMESPACE +/*! + TabWidget that contains WebViews and a stack widget of associated line edits. + + Connects up the current tab's signals to this class's signal and uses WebActionMapper + to proxy the actions. + */ +class TabWidget : public QTabWidget +{ + Q_OBJECT + +signals: + // tab widget signals + void loadPage(const QString &url); + void tabsChanged(); + void lastTabClosed(); + + // current tab signals + void setCurrentTitle(const QString &url); + void showStatusBarMessage(const QString &message); + void linkHovered(const QString &link); + void loadProgress(int progress); + void geometryChangeRequested(const QRect &geometry); + void menuBarVisibilityChangeRequested(bool visible); + void statusBarVisibilityChangeRequested(bool visible); + void toolBarVisibilityChangeRequested(bool visible); + void printRequested(QWebFrame *frame); + +public: + TabWidget(QWidget *parent = 0); + void clear(); + void addWebAction(QAction *action, QWebPage::WebAction webAction); + + QAction *newTabAction() const; + QAction *closeTabAction() const; + QAction *recentlyClosedTabsAction() const; + QAction *nextTabAction() const; + QAction *previousTabAction() const; + + QWidget *lineEditStack() const; + QLineEdit *currentLineEdit() const; + WebView *currentWebView() const; + WebView *webView(int index) const; + QLineEdit *lineEdit(int index) const; + int webViewIndex(WebView *webView) const; + + QByteArray saveState() const; + bool restoreState(const QByteArray &state); + +protected: + void mouseDoubleClickEvent(QMouseEvent *event); + void contextMenuEvent(QContextMenuEvent *event); + void mouseReleaseEvent(QMouseEvent *event); + +public slots: + void loadUrlInCurrentTab(const QUrl &url); + WebView *newTab(bool makeCurrent = true); + void cloneTab(int index = -1); + void closeTab(int index = -1); + void closeOtherTabs(int index); + void reloadTab(int index = -1); + void reloadAllTabs(); + void nextTab(); + void previousTab(); + +private slots: + void currentChanged(int index); + void aboutToShowRecentTabsMenu(); + void aboutToShowRecentTriggeredAction(QAction *action); + void webViewLoadStarted(); + void webViewIconChanged(); + void webViewTitleChanged(const QString &title); + void webViewUrlChanged(const QUrl &url); + void lineEditReturnPressed(); + void windowCloseRequested(); + void moveTab(int fromIndex, int toIndex); + +private: + QAction *m_recentlyClosedTabsAction; + QAction *m_newTabAction; + QAction *m_closeTabAction; + QAction *m_nextTabAction; + QAction *m_previousTabAction; + + QMenu *m_recentlyClosedTabsMenu; + static const int m_recentlyClosedTabsSize = 10; + QList<QUrl> m_recentlyClosedTabs; + QList<WebActionMapper*> m_actions; + + QCompleter *m_lineEditCompleter; + QStackedWidget *m_lineEdits; + TabBar *m_tabBar; +}; + +#endif // TABWIDGET_H + diff --git a/examples/gestures/browser/toolbarsearch.cpp b/examples/gestures/browser/toolbarsearch.cpp new file mode 100644 index 0000000..f26459c --- /dev/null +++ b/examples/gestures/browser/toolbarsearch.cpp @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "toolbarsearch.h" +#include "autosaver.h" + +#include <QtCore/QSettings> +#include <QtCore/QUrl> + +#include <QtGui/QCompleter> +#include <QtGui/QMenu> +#include <QtGui/QStringListModel> + +#include <QtWebKit/QWebSettings> + +/* + ToolbarSearch is a very basic search widget that also contains a small history. + Searches are turned into urls that use Google to perform search + */ +ToolbarSearch::ToolbarSearch(QWidget *parent) + : SearchLineEdit(parent) + , m_autosaver(new AutoSaver(this)) + , m_maxSavedSearches(10) + , m_stringListModel(new QStringListModel(this)) +{ + QMenu *m = menu(); + connect(m, SIGNAL(aboutToShow()), this, SLOT(aboutToShowMenu())); + connect(m, SIGNAL(triggered(QAction*)), this, SLOT(triggeredMenuAction(QAction*))); + + QCompleter *completer = new QCompleter(m_stringListModel, this); + completer->setCompletionMode(QCompleter::InlineCompletion); + lineEdit()->setCompleter(completer); + + connect(lineEdit(), SIGNAL(returnPressed()), SLOT(searchNow())); + setInactiveText(tr("Google")); + load(); +} + +ToolbarSearch::~ToolbarSearch() +{ + m_autosaver->saveIfNeccessary(); +} + +void ToolbarSearch::save() +{ + QSettings settings; + settings.beginGroup(QLatin1String("toolbarsearch")); + settings.setValue(QLatin1String("recentSearches"), m_stringListModel->stringList()); + settings.setValue(QLatin1String("maximumSaved"), m_maxSavedSearches); + settings.endGroup(); +} + +void ToolbarSearch::load() +{ + QSettings settings; + settings.beginGroup(QLatin1String("toolbarsearch")); + QStringList list = settings.value(QLatin1String("recentSearches")).toStringList(); + m_maxSavedSearches = settings.value(QLatin1String("maximumSaved"), m_maxSavedSearches).toInt(); + m_stringListModel->setStringList(list); + settings.endGroup(); +} + +void ToolbarSearch::searchNow() +{ + QString searchText = lineEdit()->text(); + QStringList newList = m_stringListModel->stringList(); + if (newList.contains(searchText)) + newList.removeAt(newList.indexOf(searchText)); + newList.prepend(searchText); + if (newList.size() >= m_maxSavedSearches) + newList.removeLast(); + + QWebSettings *globalSettings = QWebSettings::globalSettings(); + if (!globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) { + m_stringListModel->setStringList(newList); + m_autosaver->changeOccurred(); + } + + QUrl url(QLatin1String("http://www.google.com/search")); + url.addQueryItem(QLatin1String("q"), searchText); + url.addQueryItem(QLatin1String("ie"), QLatin1String("UTF-8")); + url.addQueryItem(QLatin1String("oe"), QLatin1String("UTF-8")); + url.addQueryItem(QLatin1String("client"), QLatin1String("qtdemobrowser")); + emit search(url); +} + +void ToolbarSearch::aboutToShowMenu() +{ + lineEdit()->selectAll(); + QMenu *m = menu(); + m->clear(); + QStringList list = m_stringListModel->stringList(); + if (list.isEmpty()) { + m->addAction(tr("No Recent Searches")); + return; + } + + QAction *recent = m->addAction(tr("Recent Searches")); + recent->setEnabled(false); + for (int i = 0; i < list.count(); ++i) { + QString text = list.at(i); + m->addAction(text)->setData(text); + } + m->addSeparator(); + m->addAction(tr("Clear Recent Searches"), this, SLOT(clear())); +} + +void ToolbarSearch::triggeredMenuAction(QAction *action) +{ + QVariant v = action->data(); + if (v.canConvert<QString>()) { + QString text = v.toString(); + lineEdit()->setText(text); + searchNow(); + } +} + +void ToolbarSearch::clear() +{ + m_stringListModel->setStringList(QStringList()); + m_autosaver->changeOccurred();; +} + diff --git a/examples/gestures/browser/toolbarsearch.h b/examples/gestures/browser/toolbarsearch.h new file mode 100644 index 0000000..1826d84 --- /dev/null +++ b/examples/gestures/browser/toolbarsearch.h @@ -0,0 +1,84 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef TOOLBARSEARCH_H +#define TOOLBARSEARCH_H + +#include "searchlineedit.h" + +QT_BEGIN_NAMESPACE +class QUrl; +class QAction; +class QStringListModel; +QT_END_NAMESPACE + +class AutoSaver; + +class ToolbarSearch : public SearchLineEdit +{ + Q_OBJECT + +signals: + void search(const QUrl &url); + +public: + ToolbarSearch(QWidget *parent = 0); + ~ToolbarSearch(); + +public slots: + void clear(); + void searchNow(); + +private slots: + void save(); + void aboutToShowMenu(); + void triggeredMenuAction(QAction *action); + +private: + void load(); + + AutoSaver *m_autosaver; + int m_maxSavedSearches; + QStringListModel *m_stringListModel; +}; + +#endif // TOOLBARSEARCH_H + diff --git a/examples/gestures/browser/urllineedit.cpp b/examples/gestures/browser/urllineedit.cpp new file mode 100644 index 0000000..019ca8b --- /dev/null +++ b/examples/gestures/browser/urllineedit.cpp @@ -0,0 +1,340 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "urllineedit.h" + +#include "browserapplication.h" +#include "searchlineedit.h" +#include "webview.h" + +#include <QtCore/QEvent> + +#include <QtGui/QApplication> +#include <QtGui/QCompleter> +#include <QtGui/QFocusEvent> +#include <QtGui/QHBoxLayout> +#include <QtGui/QLabel> +#include <QtGui/QLineEdit> +#include <QtGui/QPainter> +#include <QtGui/QStyle> +#include <QtGui/QStyleOptionFrameV2> + +#include <QtCore/QDebug> + +ExLineEdit::ExLineEdit(QWidget *parent) + : QWidget(parent) + , m_leftWidget(0) + , m_lineEdit(new QLineEdit(this)) + , m_clearButton(0) +{ + setFocusPolicy(m_lineEdit->focusPolicy()); + setAttribute(Qt::WA_InputMethodEnabled); + setSizePolicy(m_lineEdit->sizePolicy()); + setBackgroundRole(m_lineEdit->backgroundRole()); + setMouseTracking(true); + setAcceptDrops(true); + setAttribute(Qt::WA_MacShowFocusRect, true); + QPalette p = m_lineEdit->palette(); + setPalette(p); + + // line edit + m_lineEdit->setFrame(false); + m_lineEdit->setFocusProxy(this); + m_lineEdit->setAttribute(Qt::WA_MacShowFocusRect, false); + QPalette clearPalette = m_lineEdit->palette(); + clearPalette.setBrush(QPalette::Base, QBrush(Qt::transparent)); + m_lineEdit->setPalette(clearPalette); + + // clearButton + m_clearButton = new ClearButton(this); + connect(m_clearButton, SIGNAL(clicked()), + m_lineEdit, SLOT(clear())); + connect(m_lineEdit, SIGNAL(textChanged(const QString&)), + m_clearButton, SLOT(textChanged(const QString&))); +} + +void ExLineEdit::setLeftWidget(QWidget *widget) +{ + m_leftWidget = widget; +} + +QWidget *ExLineEdit::leftWidget() const +{ + return m_leftWidget; +} + +void ExLineEdit::resizeEvent(QResizeEvent *event) +{ + Q_ASSERT(m_leftWidget); + updateGeometries(); + QWidget::resizeEvent(event); +} + +void ExLineEdit::updateGeometries() +{ + QStyleOptionFrameV2 panel; + initStyleOption(&panel); + QRect rect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this); + + int height = rect.height(); + int width = rect.width(); + + int m_leftWidgetHeight = m_leftWidget->height(); + m_leftWidget->setGeometry(rect.x() + 2, rect.y() + (height - m_leftWidgetHeight)/2, + m_leftWidget->width(), m_leftWidget->height()); + + int clearButtonWidth = this->height(); + m_lineEdit->setGeometry(m_leftWidget->x() + m_leftWidget->width(), 0, + width - clearButtonWidth - m_leftWidget->width(), this->height()); + + m_clearButton->setGeometry(this->width() - clearButtonWidth, 0, + clearButtonWidth, this->height()); +} + +void ExLineEdit::initStyleOption(QStyleOptionFrameV2 *option) const +{ + option->initFrom(this); + option->rect = contentsRect(); + option->lineWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth, option, this); + option->midLineWidth = 0; + option->state |= QStyle::State_Sunken; + if (m_lineEdit->isReadOnly()) + option->state |= QStyle::State_ReadOnly; +#ifdef QT_KEYPAD_NAVIGATION + if (hasEditFocus()) + option->state |= QStyle::State_HasEditFocus; +#endif + option->features = QStyleOptionFrameV2::None; +} + +QSize ExLineEdit::sizeHint() const +{ + m_lineEdit->setFrame(true); + QSize size = m_lineEdit->sizeHint(); + m_lineEdit->setFrame(false); + return size; +} + +void ExLineEdit::focusInEvent(QFocusEvent *event) +{ + m_lineEdit->event(event); + QWidget::focusInEvent(event); +} + +void ExLineEdit::focusOutEvent(QFocusEvent *event) +{ + m_lineEdit->event(event); + + if (m_lineEdit->completer()) { + connect(m_lineEdit->completer(), SIGNAL(activated(QString)), + m_lineEdit, SLOT(setText(QString))); + connect(m_lineEdit->completer(), SIGNAL(highlighted(QString)), + m_lineEdit, SLOT(_q_completionHighlighted(QString))); + } + QWidget::focusOutEvent(event); +} + +void ExLineEdit::keyPressEvent(QKeyEvent *event) +{ + m_lineEdit->event(event); +} + +bool ExLineEdit::event(QEvent *event) +{ + if (event->type() == QEvent::ShortcutOverride) + return m_lineEdit->event(event); + return QWidget::event(event); +} + +void ExLineEdit::paintEvent(QPaintEvent *) +{ + QPainter p(this); + QStyleOptionFrameV2 panel; + initStyleOption(&panel); + style()->drawPrimitive(QStyle::PE_PanelLineEdit, &panel, &p, this); +} + +QVariant ExLineEdit::inputMethodQuery(Qt::InputMethodQuery property) const +{ + return m_lineEdit->inputMethodQuery(property); +} + +void ExLineEdit::inputMethodEvent(QInputMethodEvent *e) +{ + m_lineEdit->event(e); +} + + +class UrlIconLabel : public QLabel +{ + +public: + UrlIconLabel(QWidget *parent); + + WebView *m_webView; + +protected: + void mousePressEvent(QMouseEvent *event); + void mouseMoveEvent(QMouseEvent *event); + +private: + QPoint m_dragStartPos; + +}; + +UrlIconLabel::UrlIconLabel(QWidget *parent) + : QLabel(parent) + , m_webView(0) +{ + setMinimumWidth(16); + setMinimumHeight(16); +} + +void UrlIconLabel::mousePressEvent(QMouseEvent *event) +{ + if (event->button() == Qt::LeftButton) + m_dragStartPos = event->pos(); + QLabel::mousePressEvent(event); +} + +void UrlIconLabel::mouseMoveEvent(QMouseEvent *event) +{ + if (event->buttons() == Qt::LeftButton + && (event->pos() - m_dragStartPos).manhattanLength() > QApplication::startDragDistance() + && m_webView) { + QDrag *drag = new QDrag(this); + QMimeData *mimeData = new QMimeData; + mimeData->setText(QString::fromUtf8(m_webView->url().toEncoded())); + QList<QUrl> urls; + urls.append(m_webView->url()); + mimeData->setUrls(urls); + drag->setMimeData(mimeData); + drag->exec(); + } +} + +UrlLineEdit::UrlLineEdit(QWidget *parent) + : ExLineEdit(parent) + , m_webView(0) + , m_iconLabel(0) +{ + // icon + m_iconLabel = new UrlIconLabel(this); + m_iconLabel->resize(16, 16); + setLeftWidget(m_iconLabel); + m_defaultBaseColor = palette().color(QPalette::Base); + + webViewIconChanged(); +} + +void UrlLineEdit::setWebView(WebView *webView) +{ + Q_ASSERT(!m_webView); + m_webView = webView; + m_iconLabel->m_webView = webView; + connect(webView, SIGNAL(urlChanged(const QUrl &)), + this, SLOT(webViewUrlChanged(const QUrl &))); + connect(webView, SIGNAL(loadFinished(bool)), + this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(iconChanged()), + this, SLOT(webViewIconChanged())); + connect(webView, SIGNAL(loadProgress(int)), + this, SLOT(update())); +} + +void UrlLineEdit::webViewUrlChanged(const QUrl &url) +{ + m_lineEdit->setText(QString::fromUtf8(url.toEncoded())); + m_lineEdit->setCursorPosition(0); +} + +void UrlLineEdit::webViewIconChanged() +{ + QUrl url = (m_webView) ? m_webView->url() : QUrl(); + QIcon icon = BrowserApplication::instance()->icon(url); + QPixmap pixmap(icon.pixmap(16, 16)); + m_iconLabel->setPixmap(pixmap); +} + +QLinearGradient UrlLineEdit::generateGradient(const QColor &color) const +{ + QLinearGradient gradient(0, 0, 0, height()); + gradient.setColorAt(0, m_defaultBaseColor); + gradient.setColorAt(0.15, color.lighter(120)); + gradient.setColorAt(0.5, color); + gradient.setColorAt(0.85, color.lighter(120)); + gradient.setColorAt(1, m_defaultBaseColor); + return gradient; +} + +void UrlLineEdit::focusOutEvent(QFocusEvent *event) +{ + if (m_lineEdit->text().isEmpty() && m_webView) + m_lineEdit->setText(QString::fromUtf8(m_webView->url().toEncoded())); + ExLineEdit::focusOutEvent(event); +} + +void UrlLineEdit::paintEvent(QPaintEvent *event) +{ + QPalette p = palette(); + if (m_webView && m_webView->url().scheme() == QLatin1String("https")) { + QColor lightYellow(248, 248, 210); + p.setBrush(QPalette::Base, generateGradient(lightYellow)); + } else { + p.setBrush(QPalette::Base, m_defaultBaseColor); + } + setPalette(p); + ExLineEdit::paintEvent(event); + + QPainter painter(this); + QStyleOptionFrameV2 panel; + initStyleOption(&panel); + QRect backgroundRect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this); + if (m_webView && !hasFocus()) { + int progress = m_webView->progress(); + QColor loadingColor = QColor(116, 192, 250); + painter.setBrush(generateGradient(loadingColor)); + painter.setPen(Qt::transparent); + int mid = backgroundRect.width() / 100 * progress; + QRect progressRect(backgroundRect.x(), backgroundRect.y(), mid, backgroundRect.height()); + painter.drawRect(progressRect); + } +} diff --git a/examples/gestures/browser/urllineedit.h b/examples/gestures/browser/urllineedit.h new file mode 100644 index 0000000..ee05d3d --- /dev/null +++ b/examples/gestures/browser/urllineedit.h @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef URLLINEEDIT_H +#define URLLINEEDIT_H + +#include <QtCore/QUrl> +#include <QtGui/QWidget> +#include <QtGui/QStyleOptionFrame> + +QT_BEGIN_NAMESPACE +class QLineEdit; +QT_END_NAMESPACE + +class ClearButton; +class ExLineEdit : public QWidget +{ + Q_OBJECT + +public: + ExLineEdit(QWidget *parent = 0); + + inline QLineEdit *lineEdit() const { return m_lineEdit; } + + void setLeftWidget(QWidget *widget); + QWidget *leftWidget() const; + + QSize sizeHint() const; + + QVariant inputMethodQuery(Qt::InputMethodQuery property) const; +protected: + void focusInEvent(QFocusEvent *event); + void focusOutEvent(QFocusEvent *event); + void keyPressEvent(QKeyEvent *event); + void paintEvent(QPaintEvent *event); + void resizeEvent(QResizeEvent *event); + void inputMethodEvent(QInputMethodEvent *e); + bool event(QEvent *event); + +protected: + void updateGeometries(); + void initStyleOption(QStyleOptionFrameV2 *option) const; + + QWidget *m_leftWidget; + QLineEdit *m_lineEdit; + ClearButton *m_clearButton; +}; + +class UrlIconLabel; +class WebView; +class UrlLineEdit : public ExLineEdit +{ + Q_OBJECT + +public: + UrlLineEdit(QWidget *parent = 0); + void setWebView(WebView *webView); + +protected: + void paintEvent(QPaintEvent *event); + void focusOutEvent(QFocusEvent *event); + +private slots: + void webViewUrlChanged(const QUrl &url); + void webViewIconChanged(); + +private: + QLinearGradient generateGradient(const QColor &color) const; + WebView *m_webView; + UrlIconLabel *m_iconLabel; + QColor m_defaultBaseColor; + +}; + + +#endif // URLLINEEDIT_H + diff --git a/examples/gestures/browser/webview.cpp b/examples/gestures/browser/webview.cpp new file mode 100644 index 0000000..2eee119 --- /dev/null +++ b/examples/gestures/browser/webview.cpp @@ -0,0 +1,362 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "browserapplication.h" +#include "browsermainwindow.h" +#include "cookiejar.h" +#include "downloadmanager.h" +#include "networkaccessmanager.h" +#include "tabwidget.h" +#include "webview.h" + +#include <QtGui/QClipboard> +#include <QtGui/QMenu> +#include <QtGui/QMessageBox> +#include <QtGui/QMouseEvent> + +#include <QtWebKit/QWebHitTestResult> + +#include <QtUiTools/QUiLoader> + +#include <QtCore/QDebug> +#include <QtCore/QBuffer> + +WebPage::WebPage(QObject *parent) + : QWebPage(parent) + , m_keyboardModifiers(Qt::NoModifier) + , m_pressedButtons(Qt::NoButton) + , m_openInNewTab(false) +{ + setNetworkAccessManager(BrowserApplication::networkAccessManager()); + connect(this, SIGNAL(unsupportedContent(QNetworkReply *)), + this, SLOT(handleUnsupportedContent(QNetworkReply *))); +} + +BrowserMainWindow *WebPage::mainWindow() +{ + QObject *w = this->parent(); + while (w) { + if (BrowserMainWindow *mw = qobject_cast<BrowserMainWindow*>(w)) + return mw; + w = w->parent(); + } + return BrowserApplication::instance()->mainWindow(); +} + +bool WebPage::acceptNavigationRequest(QWebFrame *frame, const QNetworkRequest &request, NavigationType type) +{ + // ctrl open in new tab + // ctrl-shift open in new tab and select + // ctrl-alt open in new window + if (type == QWebPage::NavigationTypeLinkClicked + && (m_keyboardModifiers & Qt::ControlModifier + || m_pressedButtons == Qt::MidButton)) { + bool newWindow = (m_keyboardModifiers & Qt::AltModifier); + WebView *webView; + if (newWindow) { + BrowserApplication::instance()->newMainWindow(); + BrowserMainWindow *newMainWindow = BrowserApplication::instance()->mainWindow(); + webView = newMainWindow->currentTab(); + newMainWindow->raise(); + newMainWindow->activateWindow(); + webView->setFocus(); + } else { + bool selectNewTab = (m_keyboardModifiers & Qt::ShiftModifier); + webView = mainWindow()->tabWidget()->newTab(selectNewTab); + } + webView->load(request); + m_keyboardModifiers = Qt::NoModifier; + m_pressedButtons = Qt::NoButton; + return false; + } + if (frame == mainFrame()) { + m_loadingUrl = request.url(); + emit loadingUrl(m_loadingUrl); + } + return QWebPage::acceptNavigationRequest(frame, request, type); +} + +QWebPage *WebPage::createWindow(QWebPage::WebWindowType type) +{ + Q_UNUSED(type); + if (m_keyboardModifiers & Qt::ControlModifier || m_pressedButtons == Qt::MidButton) + m_openInNewTab = true; + if (m_openInNewTab) { + m_openInNewTab = false; + return mainWindow()->tabWidget()->newTab()->page(); + } + BrowserApplication::instance()->newMainWindow(); + BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow(); + return mainWindow->currentTab()->page(); +} + +#if !defined(QT_NO_UITOOLS) +QObject *WebPage::createPlugin(const QString &classId, const QUrl &url, const QStringList ¶mNames, const QStringList ¶mValues) +{ + Q_UNUSED(url); + Q_UNUSED(paramNames); + Q_UNUSED(paramValues); + QUiLoader loader; + return loader.createWidget(classId, view()); +} +#endif // !defined(QT_NO_UITOOLS) + +void WebPage::handleUnsupportedContent(QNetworkReply *reply) +{ + if (reply->error() == QNetworkReply::NoError) { + BrowserApplication::downloadManager()->handleUnsupportedContent(reply); + return; + } + + QFile file(QLatin1String(":/notfound.html")); + bool isOpened = file.open(QIODevice::ReadOnly); + Q_ASSERT(isOpened); + QString title = tr("Error loading page: %1").arg(reply->url().toString()); + QString html = QString(QLatin1String(file.readAll())) + .arg(title) + .arg(reply->errorString()) + .arg(reply->url().toString()); + + QBuffer imageBuffer; + imageBuffer.open(QBuffer::ReadWrite); + QIcon icon = view()->style()->standardIcon(QStyle::SP_MessageBoxWarning, 0, view()); + QPixmap pixmap = icon.pixmap(QSize(32,32)); + if (pixmap.save(&imageBuffer, "PNG")) { + html.replace(QLatin1String("IMAGE_BINARY_DATA_HERE"), + QString(QLatin1String(imageBuffer.buffer().toBase64()))); + } + + QList<QWebFrame*> frames; + frames.append(mainFrame()); + while (!frames.isEmpty()) { + QWebFrame *frame = frames.takeFirst(); + if (frame->url() == reply->url()) { + frame->setHtml(html, reply->url()); + return; + } + QList<QWebFrame *> children = frame->childFrames(); + foreach(QWebFrame *frame, children) + frames.append(frame); + } + if (m_loadingUrl == reply->url()) { + mainFrame()->setHtml(html, reply->url()); + } +} + + +WebView::WebView(QWidget* parent) + : QWebView(parent) + , m_progress(0) + , m_page(new WebPage(this)) + , m_currentPanFrame(0) +{ + grabGesture(Qt::PanGesture); + setPage(m_page); + connect(page(), SIGNAL(statusBarMessage(const QString&)), + SLOT(setStatusBarText(const QString&))); + connect(this, SIGNAL(loadProgress(int)), + this, SLOT(setProgress(int))); + connect(this, SIGNAL(loadFinished(bool)), + this, SLOT(loadFinished())); + connect(page(), SIGNAL(loadingUrl(const QUrl&)), + this, SIGNAL(urlChanged(const QUrl &))); + connect(page(), SIGNAL(downloadRequested(const QNetworkRequest &)), + this, SLOT(downloadRequested(const QNetworkRequest &))); + page()->setForwardUnsupportedContent(true); + +} + +void WebView::contextMenuEvent(QContextMenuEvent *event) +{ + QWebHitTestResult r = page()->mainFrame()->hitTestContent(event->pos()); + if (!r.linkUrl().isEmpty()) { + QMenu menu(this); + menu.addAction(pageAction(QWebPage::OpenLinkInNewWindow)); + menu.addAction(tr("Open in New Tab"), this, SLOT(openLinkInNewTab())); + menu.addSeparator(); + menu.addAction(pageAction(QWebPage::DownloadLinkToDisk)); + // Add link to bookmarks... + menu.addSeparator(); + menu.addAction(pageAction(QWebPage::CopyLinkToClipboard)); + if (page()->settings()->testAttribute(QWebSettings::DeveloperExtrasEnabled)) + menu.addAction(pageAction(QWebPage::InspectElement)); + menu.exec(mapToGlobal(event->pos())); + return; + } + QWebView::contextMenuEvent(event); +} + +void WebView::wheelEvent(QWheelEvent *event) +{ + if (QApplication::keyboardModifiers() & Qt::ControlModifier) { + int numDegrees = event->delta() / 8; + int numSteps = numDegrees / 15; + setTextSizeMultiplier(textSizeMultiplier() + numSteps * 0.1); + event->accept(); + return; + } + QWebView::wheelEvent(event); +} + +void WebView::openLinkInNewTab() +{ + m_page->m_openInNewTab = true; + pageAction(QWebPage::OpenLinkInNewWindow)->trigger(); +} + +void WebView::setProgress(int progress) +{ + m_progress = progress; +} + +void WebView::loadFinished() +{ + if (100 != m_progress) { + qWarning() << "Recieved finished signal while progress is still:" << progress() + << "Url:" << url(); + } + m_progress = 0; +} + +void WebView::loadUrl(const QUrl &url) +{ + m_initialUrl = url; + load(url); +} + +QString WebView::lastStatusBarText() const +{ + return m_statusBarText; +} + +QUrl WebView::url() const +{ + QUrl url = QWebView::url(); + if (!url.isEmpty()) + return url; + + return m_initialUrl; +} + +void WebView::mousePressEvent(QMouseEvent *event) +{ + m_page->m_pressedButtons = event->buttons(); + m_page->m_keyboardModifiers = event->modifiers(); + QWebView::mousePressEvent(event); +} + +void WebView::mouseReleaseEvent(QMouseEvent *event) +{ + QWebView::mouseReleaseEvent(event); + if (!event->isAccepted() && (m_page->m_pressedButtons & Qt::MidButton)) { + QUrl url(QApplication::clipboard()->text(QClipboard::Selection)); + if (!url.isEmpty() && url.isValid() && !url.scheme().isEmpty()) { + setUrl(url); + } + } +} + +void WebView::setStatusBarText(const QString &string) +{ + m_statusBarText = string; +} + +void WebView::downloadRequested(const QNetworkRequest &request) +{ + BrowserApplication::downloadManager()->download(request); +} + +bool WebView::event(QEvent *event) +{ + if (event->type() == QEvent::Gesture) + { + gestureEvent(static_cast<QGestureEvent*>(event)); + return true; + } + return QWebView::event(event); +} + +void WebView::gestureEvent(QGestureEvent *event) +{ + if (const QGesture *g = event->gesture(Qt::PanGesture)) { + if (g->state() == Qt::GestureUpdated) { + if (m_currentPanFrame) { + m_panSpeed = g->pos() - g->lastPos(); + m_currentPanFrame->scroll(-m_panSpeed.x(), -m_panSpeed.y()); + } + } else if (g->state() == Qt::GestureStarted) { + startTimer(20); + m_currentPanFrame = 0; + if (QWebFrame *frame = page()->mainFrame()) { + QWebHitTestResult result = frame->hitTestContent(g->startPos()); + if (!result.isNull()) + m_currentPanFrame = result.frame(); + while (m_currentPanFrame && + m_currentPanFrame->scrollBarMinimum(Qt::Vertical) == 0 && + m_currentPanFrame->scrollBarMaximum(Qt::Vertical) == 0 && + m_currentPanFrame->scrollBarMinimum(Qt::Horizontal) == 0 && + m_currentPanFrame->scrollBarMaximum(Qt::Horizontal) == 0) { + m_currentPanFrame = m_currentPanFrame->parentFrame(); + } + } + } else { + } + event->accept(); + } +} + +static QPoint deaccelerate(const QPoint &speed, int a = 1, int max = 64) +{ + int x = qBound(-max, speed.x(), max); + int y = qBound(-max, speed.y(), max); + x = (x == 0) ? x : (x > 0) ? qMax(0, x - a) : qMin(0, x + a); + y = (y == 0) ? y : (y > 0) ? qMax(0, y - a) : qMin(0, y + a); + return QPoint(x, y); +} + +void WebView::timerEvent(QTimerEvent *event) +{ + m_panSpeed = deaccelerate(m_panSpeed); + if (m_panSpeed.isNull()) + killTimer(event->timerId()); + if (m_currentPanFrame) + m_currentPanFrame->scroll(-m_panSpeed.x(), -m_panSpeed.y()); +} diff --git a/examples/gestures/browser/webview.h b/examples/gestures/browser/webview.h new file mode 100644 index 0000000..af137b8 --- /dev/null +++ b/examples/gestures/browser/webview.h @@ -0,0 +1,124 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef WEBVIEW_H +#define WEBVIEW_H + +#include <QtWebKit/QWebView> + +QT_BEGIN_NAMESPACE +class QAuthenticator; +class QMouseEvent; +class QNetworkProxy; +class QNetworkReply; +class QSslError; +QT_END_NAMESPACE + +class BrowserMainWindow; +class WebPage : public QWebPage { + Q_OBJECT + +signals: + void loadingUrl(const QUrl &url); + +public: + WebPage(QObject *parent = 0); + BrowserMainWindow *mainWindow(); + +protected: + bool acceptNavigationRequest(QWebFrame *frame, const QNetworkRequest &request, NavigationType type); + QWebPage *createWindow(QWebPage::WebWindowType type); +#if !defined(QT_NO_UITOOLS) + QObject *createPlugin(const QString &classId, const QUrl &url, const QStringList ¶mNames, const QStringList ¶mValues); +#endif + +private slots: + void handleUnsupportedContent(QNetworkReply *reply); + +private: + friend class WebView; + + // set the webview mousepressedevent + Qt::KeyboardModifiers m_keyboardModifiers; + Qt::MouseButtons m_pressedButtons; + bool m_openInNewTab; + QUrl m_loadingUrl; +}; + +class WebView : public QWebView { + Q_OBJECT + +public: + WebView(QWidget *parent = 0); + WebPage *webPage() const { return m_page; } + + void loadUrl(const QUrl &url); + QUrl url() const; + + QString lastStatusBarText() const; + inline int progress() const { return m_progress; } + +protected: + bool event(QEvent *event); + void gestureEvent(QGestureEvent *event); + void timerEvent(QTimerEvent *event); + void mousePressEvent(QMouseEvent *event); + void mouseReleaseEvent(QMouseEvent *event); + void contextMenuEvent(QContextMenuEvent *event); + void wheelEvent(QWheelEvent *event); + +private slots: + void setProgress(int progress); + void loadFinished(); + void setStatusBarText(const QString &string); + void downloadRequested(const QNetworkRequest &request); + void openLinkInNewTab(); + +private: + QString m_statusBarText; + QUrl m_initialUrl; + int m_progress; + WebPage *m_page; + QPoint m_panSpeed; + QWebFrame *m_currentPanFrame; +}; + +#endif diff --git a/examples/gestures/browser/xbel.cpp b/examples/gestures/browser/xbel.cpp new file mode 100644 index 0000000..c1a528d --- /dev/null +++ b/examples/gestures/browser/xbel.cpp @@ -0,0 +1,320 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "xbel.h" + +#include <QtCore/QFile> + +BookmarkNode::BookmarkNode(BookmarkNode::Type type, BookmarkNode *parent) : + expanded(false) + , m_parent(parent) + , m_type(type) +{ + if (parent) + parent->add(this); +} + +BookmarkNode::~BookmarkNode() +{ + if (m_parent) + m_parent->remove(this); + qDeleteAll(m_children); + m_parent = 0; + m_type = BookmarkNode::Root; +} + +bool BookmarkNode::operator==(const BookmarkNode &other) +{ + if (url != other.url + || title != other.title + || desc != other.desc + || expanded != other.expanded + || m_type != other.m_type + || m_children.count() != other.m_children.count()) + return false; + + for (int i = 0; i < m_children.count(); ++i) + if (!((*(m_children[i])) == (*(other.m_children[i])))) + return false; + return true; +} + +BookmarkNode::Type BookmarkNode::type() const +{ + return m_type; +} + +void BookmarkNode::setType(Type type) +{ + m_type = type; +} + +QList<BookmarkNode *> BookmarkNode::children() const +{ + return m_children; +} + +BookmarkNode *BookmarkNode::parent() const +{ + return m_parent; +} + +void BookmarkNode::add(BookmarkNode *child, int offset) +{ + Q_ASSERT(child->m_type != Root); + if (child->m_parent) + child->m_parent->remove(child); + child->m_parent = this; + if (-1 == offset) + offset = m_children.size(); + m_children.insert(offset, child); +} + +void BookmarkNode::remove(BookmarkNode *child) +{ + child->m_parent = 0; + m_children.removeAll(child); +} + + +XbelReader::XbelReader() +{ +} + +BookmarkNode *XbelReader::read(const QString &fileName) +{ + QFile file(fileName); + if (!file.exists()) { + return new BookmarkNode(BookmarkNode::Root); + } + file.open(QFile::ReadOnly); + return read(&file); +} + +BookmarkNode *XbelReader::read(QIODevice *device) +{ + BookmarkNode *root = new BookmarkNode(BookmarkNode::Root); + setDevice(device); + while (!atEnd()) { + readNext(); + if (isStartElement()) { + QString version = attributes().value(QLatin1String("version")).toString(); + if (name() == QLatin1String("xbel") + && (version.isEmpty() || version == QLatin1String("1.0"))) { + readXBEL(root); + } else { + raiseError(QObject::tr("The file is not an XBEL version 1.0 file.")); + } + } + } + return root; +} + +void XbelReader::readXBEL(BookmarkNode *parent) +{ + Q_ASSERT(isStartElement() && name() == QLatin1String("xbel")); + + while (!atEnd()) { + readNext(); + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("folder")) + readFolder(parent); + else if (name() == QLatin1String("bookmark")) + readBookmarkNode(parent); + else if (name() == QLatin1String("separator")) + readSeparator(parent); + else + skipUnknownElement(); + } + } +} + +void XbelReader::readFolder(BookmarkNode *parent) +{ + Q_ASSERT(isStartElement() && name() == QLatin1String("folder")); + + BookmarkNode *folder = new BookmarkNode(BookmarkNode::Folder, parent); + folder->expanded = (attributes().value(QLatin1String("folded")) == QLatin1String("no")); + + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("title")) + readTitle(folder); + else if (name() == QLatin1String("desc")) + readDescription(folder); + else if (name() == QLatin1String("folder")) + readFolder(folder); + else if (name() == QLatin1String("bookmark")) + readBookmarkNode(folder); + else if (name() == QLatin1String("separator")) + readSeparator(folder); + else + skipUnknownElement(); + } + } +} + +void XbelReader::readTitle(BookmarkNode *parent) +{ + Q_ASSERT(isStartElement() && name() == QLatin1String("title")); + parent->title = readElementText(); +} + +void XbelReader::readDescription(BookmarkNode *parent) +{ + Q_ASSERT(isStartElement() && name() == QLatin1String("desc")); + parent->desc = readElementText(); +} + +void XbelReader::readSeparator(BookmarkNode *parent) +{ + new BookmarkNode(BookmarkNode::Separator, parent); + // empty elements have a start and end element + readNext(); +} + +void XbelReader::readBookmarkNode(BookmarkNode *parent) +{ + Q_ASSERT(isStartElement() && name() == QLatin1String("bookmark")); + BookmarkNode *bookmark = new BookmarkNode(BookmarkNode::Bookmark, parent); + bookmark->url = attributes().value(QLatin1String("href")).toString(); + while (!atEnd()) { + readNext(); + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("title")) + readTitle(bookmark); + else if (name() == QLatin1String("desc")) + readDescription(bookmark); + else + skipUnknownElement(); + } + } + if (bookmark->title.isEmpty()) + bookmark->title = QObject::tr("Unknown title"); +} + +void XbelReader::skipUnknownElement() +{ + Q_ASSERT(isStartElement()); + + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) + skipUnknownElement(); + } +} + + +XbelWriter::XbelWriter() +{ + setAutoFormatting(true); +} + +bool XbelWriter::write(const QString &fileName, const BookmarkNode *root) +{ + QFile file(fileName); + if (!root || !file.open(QFile::WriteOnly)) + return false; + return write(&file, root); +} + +bool XbelWriter::write(QIODevice *device, const BookmarkNode *root) +{ + setDevice(device); + + writeStartDocument(); + writeDTD(QLatin1String("<!DOCTYPE xbel>")); + writeStartElement(QLatin1String("xbel")); + writeAttribute(QLatin1String("version"), QLatin1String("1.0")); + if (root->type() == BookmarkNode::Root) { + for (int i = 0; i < root->children().count(); ++i) + writeItem(root->children().at(i)); + } else { + writeItem(root); + } + + writeEndDocument(); + return true; +} + +void XbelWriter::writeItem(const BookmarkNode *parent) +{ + switch (parent->type()) { + case BookmarkNode::Folder: + writeStartElement(QLatin1String("folder")); + writeAttribute(QLatin1String("folded"), parent->expanded ? QLatin1String("no") : QLatin1String("yes")); + writeTextElement(QLatin1String("title"), parent->title); + for (int i = 0; i < parent->children().count(); ++i) + writeItem(parent->children().at(i)); + writeEndElement(); + break; + case BookmarkNode::Bookmark: + writeStartElement(QLatin1String("bookmark")); + if (!parent->url.isEmpty()) + writeAttribute(QLatin1String("href"), parent->url); + writeTextElement(QLatin1String("title"), parent->title); + if (!parent->desc.isEmpty()) + writeAttribute(QLatin1String("desc"), parent->desc); + writeEndElement(); + break; + case BookmarkNode::Separator: + writeEmptyElement(QLatin1String("separator")); + break; + default: + break; + } +} + diff --git a/examples/gestures/browser/xbel.h b/examples/gestures/browser/xbel.h new file mode 100644 index 0000000..7b8b017 --- /dev/null +++ b/examples/gestures/browser/xbel.h @@ -0,0 +1,113 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef XBEL_H +#define XBEL_H + +#include <QtCore/QXmlStreamReader> +#include <QtCore/QDateTime> + +class BookmarkNode +{ +public: + enum Type { + Root, + Folder, + Bookmark, + Separator + }; + + BookmarkNode(Type type = Root, BookmarkNode *parent = 0); + ~BookmarkNode(); + bool operator==(const BookmarkNode &other); + + Type type() const; + void setType(Type type); + QList<BookmarkNode *> children() const; + BookmarkNode *parent() const; + + void add(BookmarkNode *child, int offset = -1); + void remove(BookmarkNode *child); + + QString url; + QString title; + QString desc; + bool expanded; + +private: + BookmarkNode *m_parent; + Type m_type; + QList<BookmarkNode *> m_children; + +}; + +class XbelReader : public QXmlStreamReader +{ +public: + XbelReader(); + BookmarkNode *read(const QString &fileName); + BookmarkNode *read(QIODevice *device); + +private: + void skipUnknownElement(); + void readXBEL(BookmarkNode *parent); + void readTitle(BookmarkNode *parent); + void readDescription(BookmarkNode *parent); + void readSeparator(BookmarkNode *parent); + void readFolder(BookmarkNode *parent); + void readBookmarkNode(BookmarkNode *parent); +}; + +#include <QtCore/QXmlStreamWriter> + +class XbelWriter : public QXmlStreamWriter +{ +public: + XbelWriter(); + bool write(const QString &fileName, const BookmarkNode *root); + bool write(QIODevice *device, const BookmarkNode *root); + +private: + void writeItem(const BookmarkNode *parent); +}; + +#endif // XBEL_H + diff --git a/examples/gestures/collidingmice/collidingmice.pro b/examples/gestures/collidingmice/collidingmice.pro new file mode 100644 index 0000000..15164ce --- /dev/null +++ b/examples/gestures/collidingmice/collidingmice.pro @@ -0,0 +1,18 @@ +HEADERS += \ + mouse.h \ + gesturerecognizerlinjazax.h \ + linjazaxgesture.h + +SOURCES += \ + main.cpp \ + mouse.cpp \ + gesturerecognizerlinjazax.cpp + +RESOURCES += \ + mice.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/gestures/collidingmice +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS collidingmice.pro images +sources.path = $$[QT_INSTALL_EXAMPLES]/gestures/collidingmice +INSTALLS += target sources diff --git a/examples/gestures/collidingmice/gesturerecognizerlinjazax.cpp b/examples/gestures/collidingmice/gesturerecognizerlinjazax.cpp new file mode 100644 index 0000000..41bb113 --- /dev/null +++ b/examples/gestures/collidingmice/gesturerecognizerlinjazax.cpp @@ -0,0 +1,172 @@ +#include "gesturerecognizerlinjazax.h" + +#include <QRegExp> +#include <QDebug> + +static const int SIZE = 20; + +DirectionSimpleRecognizer::DirectionSimpleRecognizer() +{ +} + +Direction DirectionSimpleRecognizer::addPosition(const QPoint &pos) +{ + if (!directions.isEmpty()) { + const QPoint tmp = pos - directions.back().point; + if (tmp.manhattanLength() < 5) + return Direction(); + } + if (lastPoint.isNull()) { + lastPoint = pos; + return Direction(); + } + int dx = pos.x() - lastPoint.x(); + int dy = pos.y() - lastPoint.y(); + QString direction; + if (dx < 0) { + if (-1*dx >= SIZE/2) + direction = "4"; + } else { + if (dx >= SIZE/2) + direction = "6"; + } + if (dy < 0) { + if (-1*dy >= SIZE/2) + direction = "8"; + } else { + if (dy >= SIZE/2) + direction = "2"; + } + if (direction.isEmpty()) + return Direction(); + + lastPoint = pos; + directions.push_back(Direction(direction, pos)); + return Direction(direction, pos); +} + + +DirectionList DirectionSimpleRecognizer::getDirections() const +{ + return directions; +} + +void DirectionSimpleRecognizer::reset() +{ + directions.clear(); + lastPoint = QPoint(); +} + +/////////////////////////////////////////////////////////////////////////// + +GestureRecognizerLinjaZax::GestureRecognizerLinjaZax() + : QGestureRecognizer(QLatin1String("LinjaZax")), mousePressed(false), gestureFinished(false), + zoomState(LinjaZaxGesture::NoZoom) +{ +} + +QGestureRecognizer::Result GestureRecognizerLinjaZax::filterEvent(const QEvent *event) +{ + if (zoomState != LinjaZaxGesture::NoZoom && !lastDirections.isEmpty()) { + lastDirections = lastDirections.right(1); + zoomState = LinjaZaxGesture::NoZoom; + } + + if (event->type() == QEvent::MouseButtonPress) { + if (!currentDirection.isEmpty()) { + reset(); + return QGestureRecognizer::NotGesture; + } + mousePressed = true; + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + pressedPos = lastPos = currentPos = ev->pos(); + return QGestureRecognizer::MaybeGesture; + } else if (event->type() == QEvent::MouseButtonRelease) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (mousePressed && !currentDirection.isEmpty()) { + gestureFinished = true; + currentPos = ev->pos(); + internalReset(); + return QGestureRecognizer::GestureFinished; + } + reset(); + return QGestureRecognizer::NotGesture; + } else if (event->type() == QEvent::MouseMove) { + if (!mousePressed) + return QGestureRecognizer::NotGesture; + lastPos = currentPos; + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + currentPos = ev->pos(); + QString direction = + simpleRecognizer.addPosition(ev->pos()).direction; + QGestureRecognizer::Result result = QGestureRecognizer::NotGesture; + if (currentDirection.isEmpty()) { + if (direction.isEmpty()) + result = QGestureRecognizer::MaybeGesture; + else + result = QGestureRecognizer::GestureStarted; + } else { + result = QGestureRecognizer::GestureStarted; + } + if (!direction.isEmpty()) { + lastDirections.append(direction); + currentDirection = direction; + if (lastDirections.length() > 5) + lastDirections.remove(0, 1); + if (lastDirections.contains("248") || lastDirections.contains("2448")) + zoomState = LinjaZaxGesture::ZoomingIn; + else if (lastDirections.contains("268") || lastDirections.contains("2668")) + zoomState = LinjaZaxGesture::ZoomingOut; + } + return result; + } + return QGestureRecognizer::NotGesture; +} + +static inline LinjaZaxGesture::DirectionType convertPanningDirection(const QString &direction) +{ + if (direction.length() == 1) { + if (direction == "4") + return LinjaZaxGesture::Left; + else if (direction == "6") + return LinjaZaxGesture::Right; + else if (direction == "8") + return LinjaZaxGesture::Up; + else if (direction == "2") + return LinjaZaxGesture::Down; + } + return LinjaZaxGesture::None; +} + +QGesture* GestureRecognizerLinjaZax::getGesture() +{ + LinjaZaxGesture::DirectionType dir = convertPanningDirection(currentDirection); + LinjaZaxGesture::DirectionType lastDir = convertPanningDirection(lastDirections.right(1)); + if (dir == LinjaZaxGesture::None) + return 0; + LinjaZaxGesture *g = + new LinjaZaxGesture(this, pressedPos, lastPos, currentPos, + QRect(), pressedPos, QDateTime(), 0, + gestureFinished ? Qt::GestureFinished : Qt::GestureStarted); + g->lastDirection_ = lastDir; + g->direction_ = dir; + g->zoomState_ = zoomState; + + return g; +} + +void GestureRecognizerLinjaZax::reset() +{ + mousePressed = false; + lastDirections.clear(); + currentDirection.clear(); + gestureFinished = false; + simpleRecognizer.reset(); + zoomState = LinjaZaxGesture::NoZoom; +} + +void GestureRecognizerLinjaZax::internalReset() +{ + mousePressed = false; + simpleRecognizer.reset(); +} diff --git a/examples/gestures/collidingmice/gesturerecognizerlinjazax.h b/examples/gestures/collidingmice/gesturerecognizerlinjazax.h new file mode 100644 index 0000000..07172f1 --- /dev/null +++ b/examples/gestures/collidingmice/gesturerecognizerlinjazax.h @@ -0,0 +1,65 @@ +#ifndef GESTURERECOGNIZERLINJAZAX_H +#define GESTURERECOGNIZERLINJAZAX_H + +#include <QList> +#include <QPoint> +#include <QString> +#include <QGesture> +#include <QGestureRecognizer> + +#include "linjazaxgesture.h" + +struct Direction +{ + QString direction; + QPoint point; + + Direction(QString dir, const QPoint &pt) + : direction(dir), point(pt) { } + Direction() + : direction() { } + + inline bool isEmpty() const { return direction.isEmpty(); } + inline bool isNull() const { return direction.isEmpty(); } +}; +typedef QList<Direction> DirectionList; + +class DirectionSimpleRecognizer +{ +public: + DirectionSimpleRecognizer(); + Direction addPosition(const QPoint &pos); + DirectionList getDirections() const; + void reset(); + +private: + QPoint lastPoint; + DirectionList directions; +}; + +class GestureRecognizerLinjaZax : public QGestureRecognizer +{ + Q_OBJECT +public: + GestureRecognizerLinjaZax(); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture(); + + void reset(); + +private: + void internalReset(); + + QPoint pressedPos; + QPoint lastPos; + QPoint currentPos; + bool mousePressed; + bool gestureFinished; + QString lastDirections; + QString currentDirection; + DirectionSimpleRecognizer simpleRecognizer; + LinjaZaxGesture::ZoomState zoomState; +}; + +#endif diff --git a/examples/gestures/collidingmice/images/cheese.jpg b/examples/gestures/collidingmice/images/cheese.jpg Binary files differnew file mode 100644 index 0000000..dea5795 --- /dev/null +++ b/examples/gestures/collidingmice/images/cheese.jpg diff --git a/examples/gestures/collidingmice/linjazaxgesture.h b/examples/gestures/collidingmice/linjazaxgesture.h new file mode 100644 index 0000000..92343cf --- /dev/null +++ b/examples/gestures/collidingmice/linjazaxgesture.h @@ -0,0 +1,61 @@ +#ifndef LINJAZAXGESTURE_H +#define LINJAZAXGESTURE_H + +#include <QGesture> + +class LinjaZaxGesture : public QGesture +{ +public: + enum DirectionType + { + None = 0, + LeftDown = 1, + DownLeft = LeftDown, + Down = 2, + RightDown = 3, + DownRight = RightDown, + Left = 4, + Right = 6, + LeftUp = 7, + UpLeft = LeftUp, + Up = 8, + RightUp = 9, + UpRight = RightUp + }; + + enum ZoomState + { + NoZoom, + ZoomingIn, + ZoomingOut + }; + +public: + explicit LinjaZaxGesture(QObject *parent, + Qt::GestureState state = Qt::GestureStarted) + : QGesture(parent, QLatin1String("LinjaZax"), state), lastDirection_(None), + direction_(None), zoomState_(NoZoom) { } + LinjaZaxGesture(QObject *parent, const QPoint &startPos, + const QPoint &lastPos, const QPoint &pos, const QRect &rect, + const QPoint &hotSpot, const QDateTime &startTime, + uint duration, Qt::GestureState state) + : QGesture(parent, QLatin1String("LinjaZax"), startPos, lastPos, + pos, rect, hotSpot, startTime, duration, state) { } + ~LinjaZaxGesture() { } + + DirectionType lastDirection() const + { return lastDirection_; } + DirectionType direction() const + { return direction_; } + + ZoomState zoomState() const + { return zoomState_; } + +private: + DirectionType lastDirection_; + DirectionType direction_; + ZoomState zoomState_; + friend class GestureRecognizerLinjaZax; +}; + +#endif diff --git a/examples/gestures/collidingmice/main.cpp b/examples/gestures/collidingmice/main.cpp new file mode 100644 index 0000000..4309bc0 --- /dev/null +++ b/examples/gestures/collidingmice/main.cpp @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "mouse.h" + +#include "gesturerecognizerlinjazax.h" +#include "linjazaxgesture.h" + +#include <QtGui> + +#include <math.h> + +#define ZOOMING_ANIMATION +#ifdef ZOOMING_ANIMATION +static const int AnimationSteps = 10; +#endif + +static const int MouseCount = 7; + +class PannableGraphicsView : public QGraphicsView +{ + Q_OBJECT +public: + PannableGraphicsView(QGraphicsScene *scene, QWidget *parent = 0) + : QGraphicsView(scene, parent) + { + grabGesture(QLatin1String("LinjaZax")); +#ifdef ZOOMING_ANIMATION + timeline = new QTimeLine(700, this); + timeline->setFrameRange(0, AnimationSteps); + connect(timeline, SIGNAL(frameChanged(int)), this, SLOT(animationStep(int))); +#endif + } +protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) { + QGestureEvent *ge = static_cast<QGestureEvent*>(event); + const LinjaZaxGesture *g = static_cast<const LinjaZaxGesture*>(ge->gesture("LinjaZax")); + if (g) { + switch (g->zoomState()) { + case LinjaZaxGesture::ZoomingIn: +#ifdef ZOOMING_ANIMATION + scaleStep = 1. + 0.5/AnimationSteps; + timeline->stop(); + timeline->start(); +#else + scale(1.5, 1.5); +#endif + break; + case LinjaZaxGesture::ZoomingOut: +#ifdef ZOOMING_ANIMATION + scaleStep = 1. - 0.5/AnimationSteps; + timeline->stop(); + timeline->start(); +#else + scale(0.6, 0.6); +#endif + break; + default: + break; + }; + QPoint pt = g->pos() - g->lastPos(); + horizontalScrollBar()->setValue(horizontalScrollBar()->value() - pt.x()); + verticalScrollBar()->setValue(verticalScrollBar()->value() - pt.y()); + event->accept(); + return true; + } + } + return QGraphicsView::event(event); + } +private slots: +#ifdef ZOOMING_ANIMATION + void animationStep(int step) + { + scale(scaleStep, scaleStep); + } +private: + qreal scaleStep; + QTimeLine *timeline; +#endif +}; + +//! [0] +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + app.addGestureRecognizer(new GestureRecognizerLinjaZax); + qsrand(QTime(0,0,0).secsTo(QTime::currentTime())); +//! [0] + +//! [1] + QGraphicsScene scene; + scene.setSceneRect(-600, -600, 1200, 1200); +//! [1] //! [2] + scene.setItemIndexMethod(QGraphicsScene::NoIndex); +//! [2] + +//! [3] + for (int i = 0; i < MouseCount; ++i) { + Mouse *mouse = new Mouse; + mouse->setPos(::sin((i * 6.28) / MouseCount) * 200, + ::cos((i * 6.28) / MouseCount) * 200); + scene.addItem(mouse); + } +//! [3] + +//! [4] + PannableGraphicsView view(&scene); + view.setRenderHint(QPainter::Antialiasing); + view.setBackgroundBrush(QPixmap(":/images/cheese.jpg")); +//! [4] //! [5] + view.setCacheMode(QGraphicsView::CacheBackground); + view.setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); + //view.setDragMode(QGraphicsView::ScrollHandDrag); +//! [5] //! [6] + view.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Colliding Mice")); + view.resize(400, 300); + view.show(); + + return app.exec(); +} +//! [6] + +#include "main.moc" diff --git a/examples/gestures/collidingmice/mice.qrc b/examples/gestures/collidingmice/mice.qrc new file mode 100644 index 0000000..accdb4d --- /dev/null +++ b/examples/gestures/collidingmice/mice.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/" > + <file>images/cheese.jpg</file> + </qresource> +</RCC> diff --git a/examples/gestures/collidingmice/mouse.cpp b/examples/gestures/collidingmice/mouse.cpp new file mode 100644 index 0000000..1d9fa89 --- /dev/null +++ b/examples/gestures/collidingmice/mouse.cpp @@ -0,0 +1,200 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "mouse.h" + +#include <QGraphicsScene> +#include <QPainter> +#include <QStyleOption> + +#include <math.h> + +static const double Pi = 3.14159265358979323846264338327950288419717; +static double TwoPi = 2.0 * Pi; + +static qreal normalizeAngle(qreal angle) +{ + while (angle < 0) + angle += TwoPi; + while (angle > TwoPi) + angle -= TwoPi; + return angle; +} + +//! [0] +Mouse::Mouse() + : angle(0), speed(0), mouseEyeDirection(0), + color(qrand() % 256, qrand() % 256, qrand() % 256) +{ + rotate(qrand() % (360 * 16)); + startTimer(1000 / 33); +} +//! [0] + +//! [1] +QRectF Mouse::boundingRect() const +{ + qreal adjust = 0.5; + return QRectF(-18 - adjust, -22 - adjust, + 36 + adjust, 60 + adjust); +} +//! [1] + +//! [2] +QPainterPath Mouse::shape() const +{ + QPainterPath path; + path.addRect(-10, -20, 20, 40); + return path; +} +//! [2] + +//! [3] +void Mouse::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + // Body + painter->setBrush(color); + painter->drawEllipse(-10, -20, 20, 40); + + // Eyes + painter->setBrush(Qt::white); + painter->drawEllipse(-10, -17, 8, 8); + painter->drawEllipse(2, -17, 8, 8); + + // Nose + painter->setBrush(Qt::black); + painter->drawEllipse(QRectF(-2, -22, 4, 4)); + + // Pupils + painter->drawEllipse(QRectF(-8.0 + mouseEyeDirection, -17, 4, 4)); + painter->drawEllipse(QRectF(4.0 + mouseEyeDirection, -17, 4, 4)); + + // Ears + painter->setBrush(scene()->collidingItems(this).isEmpty() ? Qt::darkYellow : Qt::red); + painter->drawEllipse(-17, -12, 16, 16); + painter->drawEllipse(1, -12, 16, 16); + + // Tail + QPainterPath path(QPointF(0, 20)); + path.cubicTo(-5, 22, -5, 22, 0, 25); + path.cubicTo(5, 27, 5, 32, 0, 30); + path.cubicTo(-5, 32, -5, 42, 0, 35); + painter->setBrush(Qt::NoBrush); + painter->drawPath(path); +} +//! [3] + +//! [4] +void Mouse::timerEvent(QTimerEvent *) +{ +//! [4] + // Don't move too far away +//! [5] + QLineF lineToCenter(QPointF(0, 0), mapFromScene(0, 0)); + if (lineToCenter.length() > 150) { + qreal angleToCenter = ::acos(lineToCenter.dx() / lineToCenter.length()); + if (lineToCenter.dy() < 0) + angleToCenter = TwoPi - angleToCenter; + angleToCenter = normalizeAngle((Pi - angleToCenter) + Pi / 2); + + if (angleToCenter < Pi && angleToCenter > Pi / 4) { + // Rotate left + angle += (angle < -Pi / 2) ? 0.25 : -0.25; + } else if (angleToCenter >= Pi && angleToCenter < (Pi + Pi / 2 + Pi / 4)) { + // Rotate right + angle += (angle < Pi / 2) ? 0.25 : -0.25; + } + } else if (::sin(angle) < 0) { + angle += 0.25; + } else if (::sin(angle) > 0) { + angle -= 0.25; +//! [5] //! [6] + } +//! [6] + + // Try not to crash with any other mice +//! [7] + QList<QGraphicsItem *> dangerMice = scene()->items(QPolygonF() + << mapToScene(0, 0) + << mapToScene(-30, -50) + << mapToScene(30, -50)); + foreach (QGraphicsItem *item, dangerMice) { + if (item == this) + continue; + + QLineF lineToMouse(QPointF(0, 0), mapFromItem(item, 0, 0)); + qreal angleToMouse = ::acos(lineToMouse.dx() / lineToMouse.length()); + if (lineToMouse.dy() < 0) + angleToMouse = TwoPi - angleToMouse; + angleToMouse = normalizeAngle((Pi - angleToMouse) + Pi / 2); + + if (angleToMouse >= 0 && angleToMouse < Pi / 2) { + // Rotate right + angle += 0.5; + } else if (angleToMouse <= TwoPi && angleToMouse > (TwoPi - Pi / 2)) { + // Rotate left + angle -= 0.5; +//! [7] //! [8] + } +//! [8] //! [9] + } +//! [9] + + // Add some random movement +//! [10] + if (dangerMice.size() > 1 && (qrand() % 10) == 0) { + if (qrand() % 1) + angle += (qrand() % 100) / 500.0; + else + angle -= (qrand() % 100) / 500.0; + } +//! [10] + +//! [11] + speed += (-50 + qrand() % 100) / 100.0; + + qreal dx = ::sin(angle) * 10; + mouseEyeDirection = (qAbs(dx / 5) < 1) ? 0 : dx / 5; + + rotate(dx); + setPos(mapToParent(0, -(3 + sin(speed) * 3))); +} +//! [11] diff --git a/examples/gestures/collidingmice/mouse.h b/examples/gestures/collidingmice/mouse.h new file mode 100644 index 0000000..7545fe6 --- /dev/null +++ b/examples/gestures/collidingmice/mouse.h @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MOUSE_H +#define MOUSE_H + +#include <QGraphicsItem> +#include <QObject> + +//! [0] +class Mouse : public QObject, public QGraphicsItem +{ + Q_OBJECT + +public: + Mouse(); + + QRectF boundingRect() const; + QPainterPath shape() const; + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, + QWidget *widget); + +protected: + void timerEvent(QTimerEvent *event); + +private: + qreal angle; + qreal speed; + qreal mouseEyeDirection; + QColor color; +}; +//! [0] + +#endif diff --git a/examples/gestures/gestures.pro b/examples/gestures/gestures.pro new file mode 100644 index 0000000..050be19 --- /dev/null +++ b/examples/gestures/gestures.pro @@ -0,0 +1,14 @@ +TEMPLATE = \ + subdirs +SUBDIRS = \ + browser \ + imageviewer \ + graphicsview \ + collidingmice \ + pannablewebview + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/gestures +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS gestures.pro README +sources.path = $$[QT_INSTALL_EXAMPLES]/gestures +INSTALLS += target sources diff --git a/examples/gestures/graphicsview/graphicsview.pro b/examples/gestures/graphicsview/graphicsview.pro new file mode 100644 index 0000000..9cef564 --- /dev/null +++ b/examples/gestures/graphicsview/graphicsview.pro @@ -0,0 +1,2 @@ +SOURCES = main.cpp + diff --git a/examples/gestures/graphicsview/main.cpp b/examples/gestures/graphicsview/main.cpp new file mode 100644 index 0000000..5f27a15 --- /dev/null +++ b/examples/gestures/graphicsview/main.cpp @@ -0,0 +1,150 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +class PannableGraphicsView : public QGraphicsView +{ +public: + PannableGraphicsView() + { + grabGesture(Qt::PanGesture); + } +protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) { + QGestureEvent *gestureEvent = static_cast<QGestureEvent*>(event); + if (const QGesture *g = gestureEvent->gesture(Qt::PanGesture)) { + QPoint pt = g->pos() - g->lastPos(); + horizontalScrollBar()->setValue(horizontalScrollBar()->value() - pt.x()); + verticalScrollBar()->setValue(verticalScrollBar()->value() - pt.y()); + event->accept(); + return true; + } + } + return QGraphicsView::event(event); + } +}; + +class ImageItem : public QGraphicsItem +{ +public: + ImageItem() + : colored(false) + { + grabGesture(Qt::DoubleTapGesture); + } + + QRectF boundingRect() const + { + return pixmap.isNull() ? QRectF(0, 0, 100, 100) + : QRectF(QPointF(0,0), QSizeF(pixmap.size())); + } + + void paint(QPainter *painter, const QStyleOptionGraphicsItem*, QWidget*) + { + if (pixmap.isNull()) { + painter->setBrush(QBrush( colored ? Qt::green : Qt::white)); + painter->drawRect(0, 0, 100, 100); + painter->drawLine(0, 0, 100, 100); + painter->drawLine(0, 100, 100, 0); + return; + } + painter->drawPixmap(0, 0, pixmap); + } + + bool sceneEvent(QEvent *event) + { + if (event->type() == QEvent::GraphicsSceneGesture) { + QGraphicsSceneGestureEvent *gestureEvent = static_cast<QGraphicsSceneGestureEvent*>(event); + if (gestureEvent->gesture(Qt::DoubleTapGesture)) { + event->accept(); + colored = !colored; + update(); + return true; + } else { + qWarning("Item received unknown gesture"); + } + } + return QGraphicsItem::sceneEvent(event); + } + +private: + QPixmap pixmap; + bool colored; +}; + +class MainWidget : public QWidget +{ + Q_OBJECT + +public: + MainWidget(QWidget *parent = 0) + : QWidget(parent) + { + QVBoxLayout *l = new QVBoxLayout(this); + view = new PannableGraphicsView; + l->addWidget(view); + scene = new QGraphicsScene(0, 0, 1024, 768, view); + view->setScene(scene); + + ImageItem *item = new ImageItem; + scene->addItem(item); + item->setPos(scene->width()/3, scene->height()/3); + } + +signals: +public slots: +private: + QGraphicsView *view; + QGraphicsScene *scene; +}; + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + MainWidget w; + w.show(); + return app.exec(); +} + +#include "main.moc" diff --git a/examples/gestures/imageviewer/imageviewer.pro b/examples/gestures/imageviewer/imageviewer.pro new file mode 100644 index 0000000..4c35dce --- /dev/null +++ b/examples/gestures/imageviewer/imageviewer.pro @@ -0,0 +1,12 @@ +###################################################################### +# Automatically generated by qmake (2.01a) Thu Sep 11 17:18:17 2008 +###################################################################### + +TEMPLATE = app +TARGET = +DEPENDPATH += . +INCLUDEPATH += . + +# Input +HEADERS += imagewidget.h +SOURCES += imagewidget.cpp main.cpp diff --git a/examples/gestures/imageviewer/imagewidget.cpp b/examples/gestures/imageviewer/imagewidget.cpp new file mode 100644 index 0000000..b3c92bc --- /dev/null +++ b/examples/gestures/imageviewer/imagewidget.cpp @@ -0,0 +1,347 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "imagewidget.h" + +#include <QtGui> + +ImageWidget::ImageWidget(QWidget *parent) + : QWidget(parent) +{ + setAttribute(Qt::WA_PaintOnScreen); + setAttribute(Qt::WA_OpaquePaintEvent); + setAttribute(Qt::WA_NoSystemBackground); + + setObjectName("ImageWidget"); + + setMinimumSize(QSize(100,100)); + + position = 0; + zoomed = rotated = false; + + zoomedIn = false; + horizontalOffset = 0; + verticalOffset = 0; + + grabGesture(Qt::DoubleTapGesture); + grabGesture(Qt::PanGesture); + grabGesture(Qt::TapAndHoldGesture); +} + +void ImageWidget::paintEvent(QPaintEvent*) +{ + QPainter p(this); + if (currentImage.isNull()) { + p.fillRect(geometry(), Qt::white); + return; + } + int hoffset = 0; + int voffset = 0; + const int w = pixmap.width(); + const int h = pixmap.height(); + p.save(); + if (zoomedIn) { + hoffset = horizontalOffset; + voffset = verticalOffset; + if (horizontalOffset > 0) + p.fillRect(0, 0, horizontalOffset, height(), Qt::white); + if (verticalOffset > 0) + p.fillRect(0, 0, width(), verticalOffset, Qt::white); + } + p.drawPixmap(hoffset, voffset, pixmap); + if (hoffset + w < width()) + p.fillRect(hoffset + w, 0, width() - w - hoffset, height(), Qt::white); + if (voffset + h < height()) + p.fillRect(0, voffset + h, width(), height() - h - voffset, Qt::white); + + // paint touch feedback + if (touchFeedback.tapped || touchFeedback.doubleTapped) { + p.setPen(QPen(Qt::gray, 2)); + p.drawEllipse(touchFeedback.position, 5, 5); + if (touchFeedback.doubleTapped) { + p.setPen(QPen(Qt::gray, 2, Qt::DotLine)); + p.drawEllipse(touchFeedback.position, 15, 15); + } else if (touchFeedback.tapAndHoldState != 0) { + QPoint pts[8] = { + touchFeedback.position + QPoint( 0, -15), + touchFeedback.position + QPoint( 10, -10), + touchFeedback.position + QPoint( 15, 0), + touchFeedback.position + QPoint( 10, 10), + touchFeedback.position + QPoint( 0, 15), + touchFeedback.position + QPoint(-10, 10), + touchFeedback.position + QPoint(-15, 0) + }; + for (int i = 0; i < (touchFeedback.tapAndHoldState-20)/10; ++i) + p.drawEllipse(pts[i], 3, 3); + } + } else if (touchFeedback.sliding) { + p.setPen(QPen(Qt::red, 3)); + QPoint endPos = QPoint(touchFeedback.position.x(), touchFeedback.slidingStartPosition.y()); + p.drawLine(touchFeedback.slidingStartPosition, endPos); + int dx = 10; + if (touchFeedback.slidingStartPosition.x() < endPos.x()) + dx = -1*dx; + p.drawLine(endPos, endPos + QPoint(dx, 5)); + p.drawLine(endPos, endPos + QPoint(dx, -5)); + } + + for (int i = 0; i < TouchFeedback::MaximumNumberOfTouches; ++i) { + if (touchFeedback.touches[i].isNull()) + break; + p.drawEllipse(touchFeedback.touches[i], 10, 10); + } + p.restore(); +} + +bool ImageWidget::event(QEvent *event) +{ + if (event->type() == QEvent::Gesture) { + gestureEvent(static_cast<QGestureEvent*>(event)); + return true; + } + return QWidget::event(event); +} + +void ImageWidget::gestureEvent(QGestureEvent *event) +{ + touchFeedback.doubleTapped = false; + + Q_ASSERT(event); + if (event->contains(Qt::TapGesture)) { + // + } else if (const QGesture *g = event->gesture(Qt::DoubleTapGesture)) { + touchFeedback.doubleTapped = true; + horizontalOffset = g->hotSpot().x() - currentImage.width()*1.0*g->hotSpot().x()/width(); + verticalOffset = g->hotSpot().y() - currentImage.height()*1.0*g->hotSpot().y()/height(); + setZoomedIn(!zoomedIn); + zoomed = rotated = false; + updateImage(); + } else if (const QGesture *g = event->gesture(Qt::PanGesture)) { + if (zoomedIn) { + // usual panning +#ifndef QT_NO_CURSOR + if (g->state() == Qt::GestureStarted) + setCursor(Qt::SizeAllCursor); + else + setCursor(Qt::ArrowCursor); +#endif + const int dx = g->pos().x() - g->lastPos().x(); + const int dy = g->pos().y() - g->lastPos().y(); + horizontalOffset += dx; + verticalOffset += dy; + update(); + } else { + // only slide gesture should be accepted + const QPanningGesture *pg = static_cast<const QPanningGesture*>(g); + if (pg->direction() != pg->lastDirection()) { + // ###: event->cancel(); + } + if (g->state() == Qt::GestureFinished) { + touchFeedback.sliding = false; + zoomed = rotated = false; + if (pg->direction() == Qt::RightDirection) { + qDebug() << "slide right"; + goNextImage(); + } else if (pg->direction() == Qt::LeftDirection) { + qDebug() << "slide left"; + goPrevImage(); + } + updateImage(); + } + } + } else if (const QGesture *g = event->gesture(Qt::TapAndHoldGesture)) { + if (g->state() == Qt::GestureFinished) { + qDebug() << "tap and hold detected"; + touchFeedback.reset(); + update(); + + QMenu menu; + menu.addAction("Action 1"); + menu.addAction("Action 2"); + menu.addAction("Action 3"); + menu.exec(mapToGlobal(g->hotSpot())); + } + } else { + qDebug() << "unknown gesture"; + } + feedbackFadeOutTimer.start(500, this); + event->accept(); +} + +void ImageWidget::resizeEvent(QResizeEvent*) +{ + updateImage(); +} + +void ImageWidget::updateImage() +{ + // should use qtconcurrent here? + transformation = QTransform(); + if (zoomedIn) { + } else { + if (currentImage.isNull()) + return; + if (zoomed) { + transformation = transformation.scale(zoom, zoom); + } else { + double xscale = (double)width()/currentImage.width(); + double yscale = (double)height()/currentImage.height(); + if (xscale < yscale) + yscale = xscale; + else + xscale = yscale; + transformation = transformation.scale(xscale, yscale); + } + if (rotated) + transformation = transformation.rotate(angle); + } + pixmap = QPixmap::fromImage(currentImage).transformed(transformation); + update(); +} + +void ImageWidget::openDirectory(const QString &path) +{ + this->path = path; + QDir dir(path); + QStringList nameFilters; + nameFilters << "*.jpg" << "*.png"; + files = dir.entryList(nameFilters, QDir::Files|QDir::Readable, QDir::Name); + + position = 0; + goToImage(0); + updateImage(); +} + +QImage ImageWidget::loadImage(const QString &fileName) +{ + QImageReader reader(fileName); + if (!reader.canRead()) { + qDebug() << fileName << ": can't load image"; + return QImage(); + } + QImage image; + if (!reader.read(&image)) { + qDebug() << fileName << ": corrupted image"; + return QImage(); + } + return image; +} + +void ImageWidget::setZoomedIn(bool zoomed) +{ + zoomedIn = zoomed; +} + +void ImageWidget::goNextImage() +{ + if (files.isEmpty()) + return; + if (position < files.size()-1) { + ++position; + prevImage = currentImage; + currentImage = nextImage; + if (position+1 < files.size()) + nextImage = loadImage(path+QLatin1String("/")+files.at(position+1)); + else + nextImage = QImage(); + } + setZoomedIn(false); + updateImage(); +} + +void ImageWidget::goPrevImage() +{ + if (files.isEmpty()) + return; + if (position > 0) { + --position; + nextImage = currentImage; + currentImage = prevImage; + if (position > 0) + prevImage = loadImage(path+QLatin1String("/")+files.at(position-1)); + else + prevImage = QImage(); + } + setZoomedIn(false); + updateImage(); +} + +void ImageWidget::goToImage(int index) +{ + if (files.isEmpty()) + return; + if (index < 0 || index >= files.size()) { + qDebug() << "goToImage: invalid index: " << index; + return; + } + if (index == position+1) { + goNextImage(); + return; + } + if (position > 0 && index == position-1) { + goPrevImage(); + return; + } + position = index; + pixmap = QPixmap(); + if (index > 0) + prevImage = loadImage(path+QLatin1String("/")+files.at(position-1)); + else + prevImage = QImage(); + currentImage = loadImage(path+QLatin1String("/")+files.at(position)); + if (position+1 < files.size()) + nextImage = loadImage(path+QLatin1String("/")+files.at(position+1)); + else + nextImage = QImage(); + setZoomedIn(false); + updateImage(); +} + +void ImageWidget::timerEvent(QTimerEvent *event) +{ + if (event->timerId() == touchFeedback.tapTimer.timerId()) { + touchFeedback.tapTimer.stop(); + } else if (event->timerId() == feedbackFadeOutTimer.timerId()) { + feedbackFadeOutTimer.stop(); + touchFeedback.reset(); + } + update(); +} diff --git a/examples/gestures/imageviewer/imagewidget.h b/examples/gestures/imageviewer/imagewidget.h new file mode 100644 index 0000000..3f3ff96 --- /dev/null +++ b/examples/gestures/imageviewer/imagewidget.h @@ -0,0 +1,123 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef IMAGEWIDGET_H +#define IMAGEWIDGET_H + +#include <QWidget> +#include <QImage> +#include <QPixmap> + +#include <QtGui> + +class ImageWidget : public QWidget +{ +public: + ImageWidget(QWidget *parent = 0); + + void openDirectory(const QString &path); + +protected: + bool event(QEvent *event); + void paintEvent(QPaintEvent*); + void gestureEvent(QGestureEvent *event); + void resizeEvent(QResizeEvent*); + void timerEvent(QTimerEvent*); + +private: + void updateImage(); + QImage loadImage(const QString &fileName); + void loadImage(); + void setZoomedIn(bool zoomed); + void goNextImage(); + void goPrevImage(); + void goToImage(int index); + + QString path; + QStringList files; + int position; + + QImage prevImage, nextImage; + QImage currentImage; + QPixmap pixmap; + QTransform transformation; + + bool zoomedIn; + int horizontalOffset; + int verticalOffset; + + bool zoomed; + qreal zoom; + bool rotated; + qreal angle; + + struct TouchFeedback + { + bool tapped; + QPoint position; + bool sliding; + QPoint slidingStartPosition; + QBasicTimer tapTimer; + int tapState; + bool doubleTapped; + int tapAndHoldState; + + enum { MaximumNumberOfTouches = 5 }; + QPoint touches[MaximumNumberOfTouches]; + + inline TouchFeedback() { reset(); } + inline void reset() + { + tapped = false; + sliding = false; + tapTimer.stop(); + tapState = 0; + doubleTapped = false; + tapAndHoldState = 0; + for (int i = 0; i < MaximumNumberOfTouches; ++i) { + touches[i] = QPoint(); + } + } + } touchFeedback; + QBasicTimer feedbackFadeOutTimer; +}; + +#endif diff --git a/examples/gestures/imageviewer/main.cpp b/examples/gestures/imageviewer/main.cpp new file mode 100644 index 0000000..bddf929 --- /dev/null +++ b/examples/gestures/imageviewer/main.cpp @@ -0,0 +1,87 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +#include "imagewidget.h" + +class MainWidget : public QMainWindow +{ + Q_OBJECT + +public: + MainWidget(QWidget *parent = 0); + +public slots: + void openDirectory(const QString &path); + +private: + bool loadImage(const QString &fileName); + + ImageWidget *imageWidget; +}; + +MainWidget::MainWidget(QWidget *parent) + : QMainWindow(parent) +{ + resize(400, 300); + imageWidget = new ImageWidget(this); + setCentralWidget(imageWidget); +} + +void MainWidget::openDirectory(const QString &path) +{ + imageWidget->openDirectory(path); +} + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + + MainWidget w; + w.show(); + + if (QApplication::arguments().size() > 1) + w.openDirectory(QApplication::arguments().at(1)); + return app.exec(); +} + +#include "main.moc" diff --git a/examples/gestures/pannablewebview/main.cpp b/examples/gestures/pannablewebview/main.cpp new file mode 100644 index 0000000..7c74bbd --- /dev/null +++ b/examples/gestures/pannablewebview/main.cpp @@ -0,0 +1,49 @@ +#include <QtGui> +#include <QtWebKit> + +class PannableWebView : public QWebView +{ +public: + PannableWebView(QWidget *parent = 0) + : QWebView(parent) + { +#if 0 + QPushButton *btn = new QPushButton("Some test button", this); + btn->resize(300, 200); + btn->move(40, 300); +#endif + grabGesture(Qt::PanGesture); + } +protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) + { + QGestureEvent *ev = static_cast<QGestureEvent*>(event); + if (const QGesture *g = ev->gesture(Qt::PanGesture)) { + if (QWebFrame *frame = page()->mainFrame()) { + QPoint offset = g->pos() - g->lastPos(); + frame->setScrollPosition(frame->scrollPosition() - offset); + } + event->accept(); + } + return true; + } + return QWebView::event(event); + } +}; + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + QGraphicsScene scene; + QGraphicsView w(&scene); + + QWebView *wv = new PannableWebView; + wv->resize(480, 800); + wv->setUrl(QUrl("http://www.trolltech.com")); + scene.addWidget(wv); + w.show(); + + return app.exec(); +} diff --git a/examples/gestures/pannablewebview/pannablewebview.pro b/examples/gestures/pannablewebview/pannablewebview.pro new file mode 100644 index 0000000..07d8f91 --- /dev/null +++ b/examples/gestures/pannablewebview/pannablewebview.pro @@ -0,0 +1,4 @@ +SOURCES += \ + main.cpp + +QT += webkit diff --git a/examples/multitouch/fingerpaint/fingerpaint.pro b/examples/multitouch/fingerpaint/fingerpaint.pro new file mode 100644 index 0000000..1d45635 --- /dev/null +++ b/examples/multitouch/fingerpaint/fingerpaint.pro @@ -0,0 +1,11 @@ +HEADERS = mainwindow.h \ + scribblearea.h +SOURCES = main.cpp \ + mainwindow.cpp \ + scribblearea.cpp + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/multitouch/fingerpaint +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS fingerpaint.pro +sources.path = $$[QT_INSTALL_EXAMPLES]/multitouch/fingerpaint +INSTALLS += target sources diff --git a/examples/multitouch/fingerpaint/main.cpp b/examples/multitouch/fingerpaint/main.cpp new file mode 100644 index 0000000..49bf25b --- /dev/null +++ b/examples/multitouch/fingerpaint/main.cpp @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> + +#include "mainwindow.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + MainWindow window; + window.showMaximized(); + return app.exec(); +} diff --git a/examples/multitouch/fingerpaint/mainwindow.cpp b/examples/multitouch/fingerpaint/mainwindow.cpp new file mode 100644 index 0000000..e510f89 --- /dev/null +++ b/examples/multitouch/fingerpaint/mainwindow.cpp @@ -0,0 +1,218 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +#include "mainwindow.h" +#include "scribblearea.h" + +//! [0] +MainWindow::MainWindow() +{ + scribbleArea = new ScribbleArea; + setCentralWidget(scribbleArea); + + createActions(); + createMenus(); + + setWindowTitle(tr("Finger Paint")); + resize(500, 500); +} +//! [0] + +//! [1] +void MainWindow::closeEvent(QCloseEvent *event) +//! [1] //! [2] +{ + if (maybeSave()) { + event->accept(); + } else { + event->ignore(); + } +} +//! [2] + +//! [3] +void MainWindow::open() +//! [3] //! [4] +{ + if (maybeSave()) { + QString fileName = QFileDialog::getOpenFileName(this, + tr("Open File"), QDir::currentPath()); + if (!fileName.isEmpty()) + scribbleArea->openImage(fileName); + } +} +//! [4] + +//! [5] +void MainWindow::save() +//! [5] //! [6] +{ + QAction *action = qobject_cast<QAction *>(sender()); + QByteArray fileFormat = action->data().toByteArray(); + saveFile(fileFormat); +} +//! [6] + +//! [11] +void MainWindow::about() +//! [11] //! [12] +{ + QMessageBox::about(this, tr("About Scribble"), + tr("<p>The <b>Scribble</b> example shows how to use QMainWindow as the " + "base widget for an application, and how to reimplement some of " + "QWidget's event handlers to receive the events generated for " + "the application's widgets:</p><p> We reimplement the mouse event " + "handlers to facilitate drawing, the paint event handler to " + "update the application and the resize event handler to optimize " + "the application's appearance. In addition we reimplement the " + "close event handler to intercept the close events before " + "terminating the application.</p><p> The example also demonstrates " + "how to use QPainter to draw an image in real time, as well as " + "to repaint widgets.</p>")); +} +//! [12] + +//! [13] +void MainWindow::createActions() +//! [13] //! [14] +{ + openAct = new QAction(tr("&Open..."), this); + openAct->setShortcut(tr("Ctrl+O")); + connect(openAct, SIGNAL(triggered()), this, SLOT(open())); + + foreach (QByteArray format, QImageWriter::supportedImageFormats()) { + QString text = tr("%1...").arg(QString(format).toUpper()); + + QAction *action = new QAction(text, this); + action->setData(format); + connect(action, SIGNAL(triggered()), this, SLOT(save())); + saveAsActs.append(action); + } + + printAct = new QAction(tr("&Print..."), this); + connect(printAct, SIGNAL(triggered()), scribbleArea, SLOT(print())); + + exitAct = new QAction(tr("E&xit"), this); + exitAct->setShortcut(tr("Ctrl+Q")); + connect(exitAct, SIGNAL(triggered()), this, SLOT(close())); + + clearScreenAct = new QAction(tr("&Clear Screen"), this); + clearScreenAct->setShortcut(tr("Ctrl+L")); + connect(clearScreenAct, SIGNAL(triggered()), + scribbleArea, SLOT(clearImage())); + + aboutAct = new QAction(tr("&About"), this); + connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); + + aboutQtAct = new QAction(tr("About &Qt"), this); + connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt())); +} +//! [14] + +//! [15] +void MainWindow::createMenus() +//! [15] //! [16] +{ + saveAsMenu = new QMenu(tr("&Save As"), this); + foreach (QAction *action, saveAsActs) + saveAsMenu->addAction(action); + + fileMenu = new QMenu(tr("&File"), this); + fileMenu->addAction(openAct); + fileMenu->addMenu(saveAsMenu); + fileMenu->addAction(printAct); + fileMenu->addSeparator(); + fileMenu->addAction(exitAct); + + optionMenu = new QMenu(tr("&Options"), this); + optionMenu->addAction(clearScreenAct); + + helpMenu = new QMenu(tr("&Help"), this); + helpMenu->addAction(aboutAct); + helpMenu->addAction(aboutQtAct); + + menuBar()->addMenu(fileMenu); + menuBar()->addMenu(optionMenu); + menuBar()->addMenu(helpMenu); +} +//! [16] + +//! [17] +bool MainWindow::maybeSave() +//! [17] //! [18] +{ + if (scribbleArea->isModified()) { + QMessageBox::StandardButton ret; + ret = QMessageBox::warning(this, tr("Scribble"), + tr("The image has been modified.\n" + "Do you want to save your changes?"), + QMessageBox::Save | QMessageBox::Discard + | QMessageBox::Cancel); + if (ret == QMessageBox::Save) { + return saveFile("png"); + } else if (ret == QMessageBox::Cancel) { + return false; + } + } + return true; +} +//! [18] + +//! [19] +bool MainWindow::saveFile(const QByteArray &fileFormat) +//! [19] //! [20] +{ + QString initialPath = QDir::currentPath() + "/untitled." + fileFormat; + + QString fileName = QFileDialog::getSaveFileName(this, tr("Save As"), + initialPath, + tr("%1 Files (*.%2);;All Files (*)") + .arg(QString(fileFormat.toUpper())) + .arg(QString(fileFormat))); + if (fileName.isEmpty()) { + return false; + } else { + return scribbleArea->saveImage(fileName, fileFormat); + } +} +//! [20] diff --git a/examples/multitouch/fingerpaint/mainwindow.h b/examples/multitouch/fingerpaint/mainwindow.h new file mode 100644 index 0000000..fdb790d --- /dev/null +++ b/examples/multitouch/fingerpaint/mainwindow.h @@ -0,0 +1,89 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MAINWINDOW_H +#define MAINWINDOW_H + +#include <QList> +#include <QMainWindow> + +class ScribbleArea; + +//! [0] +class MainWindow : public QMainWindow +{ + Q_OBJECT + +public: + MainWindow(); + +protected: + void closeEvent(QCloseEvent *event); + +private slots: + void open(); + void save(); + void about(); + +private: + void createActions(); + void createMenus(); + bool maybeSave(); + bool saveFile(const QByteArray &fileFormat); + + ScribbleArea *scribbleArea; + + QMenu *saveAsMenu; + QMenu *fileMenu; + QMenu *optionMenu; + QMenu *helpMenu; + + QAction *openAct; + QList<QAction *> saveAsActs; + QAction *exitAct; + QAction *printAct; + QAction *clearScreenAct; + QAction *aboutAct; + QAction *aboutQtAct; +}; +//! [0] + +#endif diff --git a/examples/multitouch/fingerpaint/scribblearea.cpp b/examples/multitouch/fingerpaint/scribblearea.cpp new file mode 100644 index 0000000..a042fe7 --- /dev/null +++ b/examples/multitouch/fingerpaint/scribblearea.cpp @@ -0,0 +1,213 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +#include "scribblearea.h" + +//! [0] +ScribbleArea::ScribbleArea(QWidget *parent) + : QWidget(parent) +{ + setAttribute(Qt::WA_AcceptTouchEvents); + setAttribute(Qt::WA_StaticContents); + modified = false; + + myPenColors + << QColor("green") + << QColor("purple") + << QColor("red") + << QColor("blue") + << QColor("yellow") + + << QColor("pink") + << QColor("orange") + << QColor("brown") + << QColor("grey") + << QColor("black"); +} +//! [0] + +//! [1] +bool ScribbleArea::openImage(const QString &fileName) +//! [1] //! [2] +{ + QImage loadedImage; + if (!loadedImage.load(fileName)) + return false; + + QSize newSize = loadedImage.size().expandedTo(size()); + resizeImage(&loadedImage, newSize); + image = loadedImage; + modified = false; + update(); + return true; +} +//! [2] + +//! [3] +bool ScribbleArea::saveImage(const QString &fileName, const char *fileFormat) +//! [3] //! [4] +{ + QImage visibleImage = image; + resizeImage(&visibleImage, size()); + + if (visibleImage.save(fileName, fileFormat)) { + modified = false; + return true; + } else { + return false; + } +} +//! [4] + +//! [9] +void ScribbleArea::clearImage() +//! [9] //! [10] +{ + image.fill(qRgb(255, 255, 255)); + modified = true; + update(); +} +//! [10] + +//! [12] //! [13] +void ScribbleArea::paintEvent(QPaintEvent *event) +//! [13] //! [14] +{ + QPainter painter(this); + const QRect rect = event->rect(); + painter.drawImage(rect.topLeft(), image, rect); +} +//! [14] + +//! [15] +void ScribbleArea::resizeEvent(QResizeEvent *event) +//! [15] //! [16] +{ + if (width() > image.width() || height() > image.height()) { + int newWidth = qMax(width() + 128, image.width()); + int newHeight = qMax(height() + 128, image.height()); + resizeImage(&image, QSize(newWidth, newHeight)); + update(); + } + QWidget::resizeEvent(event); +} +//! [16] + +//! [19] +void ScribbleArea::resizeImage(QImage *image, const QSize &newSize) +//! [19] //! [20] +{ + if (image->size() == newSize) + return; + + QImage newImage(newSize, QImage::Format_RGB32); + newImage.fill(qRgb(255, 255, 255)); + QPainter painter(&newImage); + painter.drawImage(QPoint(0, 0), *image); + *image = newImage; +} +//! [20] + +//! [21] +void ScribbleArea::print() +{ +#ifndef QT_NO_PRINTER + QPrinter printer(QPrinter::HighResolution); + + QPrintDialog *printDialog = new QPrintDialog(&printer, this); +//! [21] //! [22] + if (printDialog->exec() == QDialog::Accepted) { + QPainter painter(&printer); + QRect rect = painter.viewport(); + QSize size = image.size(); + size.scale(rect.size(), Qt::KeepAspectRatio); + painter.setViewport(rect.x(), rect.y(), size.width(), size.height()); + painter.setWindow(image.rect()); + painter.drawImage(0, 0, image); + } +#endif // QT_NO_PRINTER +} +//! [22] + +bool ScribbleArea::event(QEvent *event) +{ + switch (event->type()) { + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: + { + QList<QTouchEvent::TouchPoint *> touchPoints = static_cast<QTouchEvent *>(event)->touchPoints(); + foreach (QTouchEvent::TouchPoint *touchPoint, touchPoints) { + switch (touchPoint->state()) { + case Qt::TouchPointStationary: + // don't do anything if this touch point hasn't moved + continue; + default: + { + int diameter = int(50 * touchPoint->pressure()); + QRectF rectF(0, 0, diameter, diameter); + rectF.moveCenter(touchPoint->pos()); + QRect rect = rectF.toRect(); + + QPainter painter(&image); + painter.setPen(Qt::NoPen); + painter.setBrush(myPenColors.at(touchPoint->id())); + painter.drawEllipse(rectF); + painter.end(); + + modified = true; + int rad = 2; + update(rect.adjusted(-rad,-rad, +rad, +rad)); + } + break; + } + } + + event->accept(); + return true; + } + default: + break; + } + return QWidget::event(event); +} diff --git a/examples/multitouch/fingerpaint/scribblearea.h b/examples/multitouch/fingerpaint/scribblearea.h new file mode 100644 index 0000000..8928ce1 --- /dev/null +++ b/examples/multitouch/fingerpaint/scribblearea.h @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SCRIBBLEAREA_H +#define SCRIBBLEAREA_H + +#include <QColor> +#include <QImage> +#include <QPoint> +#include <QWidget> + +//! [0] +class ScribbleArea : public QWidget +{ + Q_OBJECT + +public: + ScribbleArea(QWidget *parent = 0); + + bool openImage(const QString &fileName); + bool saveImage(const QString &fileName, const char *fileFormat); + + bool isModified() const { return modified; } + +public slots: + void clearImage(); + void print(); + +protected: + void paintEvent(QPaintEvent *event); + void resizeEvent(QResizeEvent *event); + bool event(QEvent *event); + +private: + void resizeImage(QImage *image, const QSize &newSize); + + bool modified; + QList<QColor> myPenColors; + QImage image; +}; +//! [0] + +#endif diff --git a/examples/multitouch/knobs/knob.cpp b/examples/multitouch/knobs/knob.cpp new file mode 100644 index 0000000..b7cc6f3 --- /dev/null +++ b/examples/multitouch/knobs/knob.cpp @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "knob.h" + +#include <QBrush> +#include <QGraphicsSceneTouchEvent> + +Knob::Knob() + : QGraphicsEllipseItem(-50, -50, 100, 100) +{ + setAcceptTouchEvents(true); + setBrush(Qt::lightGray); + + QGraphicsEllipseItem *leftItem = new QGraphicsEllipseItem(0, 0, 20, 20, this); + leftItem->setPos(-40, -10); + leftItem->setBrush(Qt::darkGreen); + + QGraphicsEllipseItem *rightItem = new QGraphicsEllipseItem(0, 0, 20, 20, this); + rightItem->setPos(20, -10); + rightItem->setBrush(Qt::darkRed); +} + +bool Knob::sceneEvent(QEvent *event) +{ + switch (event->type()) { + case QEvent::GraphicsSceneTouchBegin: + event->accept(); + break; + + case QEvent::GraphicsSceneTouchUpdate: + case QEvent::GraphicsSceneTouchEnd: + { + QGraphicsSceneTouchEvent *touchEvent = static_cast<QGraphicsSceneTouchEvent *>(event); + + if (touchEvent->touchPoints().count() == 2) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint1 = touchEvent->touchPoints().first(); + QGraphicsSceneTouchEvent::TouchPoint *touchPoint2 = touchEvent->touchPoints().last(); + + QLineF line1(touchPoint1->lastScenePos(), touchPoint2->lastScenePos()); + QLineF line2(touchPoint1->scenePos(), touchPoint2->scenePos()); + + rotate(line2.angleTo(line1)); + } + + touchEvent->accept(); + break; + } + + default: + return QGraphicsItem::sceneEvent(event); + } + + return true; +} diff --git a/examples/multitouch/knobs/knob.h b/examples/multitouch/knobs/knob.h new file mode 100644 index 0000000..1079483 --- /dev/null +++ b/examples/multitouch/knobs/knob.h @@ -0,0 +1,55 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef KNOB_H +#define KNOB_H + +#include <QGraphicsItem> + +class Knob : public QGraphicsEllipseItem +{ +public: + Knob(); + + bool sceneEvent(QEvent *event); +}; + +#endif // KNOB_H diff --git a/examples/multitouch/knobs/knobs.pro b/examples/multitouch/knobs/knobs.pro new file mode 100644 index 0000000..90f0ba5 --- /dev/null +++ b/examples/multitouch/knobs/knobs.pro @@ -0,0 +1,2 @@ +HEADERS = knob.h +SOURCES = main.cpp knob.cpp diff --git a/examples/multitouch/knobs/main.cpp b/examples/multitouch/knobs/main.cpp new file mode 100644 index 0000000..8f78cf9 --- /dev/null +++ b/examples/multitouch/knobs/main.cpp @@ -0,0 +1,66 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> +#include <QGraphicsView> + +#include "knob.h" + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + + QGraphicsScene scene; + QGraphicsView view(&scene); + view.viewport()->setAttribute(Qt::WA_AcceptTouchEvents); + + Knob *knob1 = new Knob; + knob1->setPos(-110, 0); + Knob *knob2 = new Knob; + + scene.addItem(knob1); + scene.addItem(knob2); + + view.showMaximized(); + view.fitInView(scene.sceneRect().adjusted(-20, -20, 20, 20), Qt::KeepAspectRatio); + + return app.exec(); +} diff --git a/examples/multitouch/multitouch.pro b/examples/multitouch/multitouch.pro new file mode 100644 index 0000000..b3d1d55 --- /dev/null +++ b/examples/multitouch/multitouch.pro @@ -0,0 +1,2 @@ +TEMPLATE = subdirs +SUBDIRS = pinchzoom fingerpaint knobs diff --git a/examples/multitouch/pinchzoom/graphicsview.cpp b/examples/multitouch/pinchzoom/graphicsview.cpp new file mode 100644 index 0000000..f763e6f --- /dev/null +++ b/examples/multitouch/pinchzoom/graphicsview.cpp @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "graphicsview.h" + +#include <QScrollBar> +#include <QTouchEvent> + +GraphicsView::GraphicsView(QGraphicsScene *scene, QWidget *parent) + : QGraphicsView(scene, parent) +{ + setAttribute(Qt::WA_AcceptTouchEvents); +} + +bool GraphicsView::event(QEvent *event) +{ + switch (event->type()) { + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: + { + QList<QTouchEvent::TouchPoint *> touchPoints = static_cast<QTouchEvent *>(event)->touchPoints(); + if (touchPoints.count() == 1) { + const QTouchEvent::TouchPoint *touchPoint = touchPoints.first(); + QPointF delta = touchPoint->pos() - touchPoint->lastPos(); + horizontalScrollBar()->setValue(horizontalScrollBar()->value() - delta.x()); + verticalScrollBar()->setValue(verticalScrollBar()->value() - delta.y()); + } else if (touchPoints.count() == 2) { + // determine scale factor + const QTouchEvent::TouchPoint *touchPoint0 = touchPoints.first(); + const QTouchEvent::TouchPoint *touchPoint1 = touchPoints.last(); + const qreal scaleFactor = QLineF(touchPoint0->pos(), touchPoint1->pos()).length() + / QLineF(touchPoint0->startPos(), touchPoint1->startPos()).length(); + setTransform(QTransform().scale(scaleFactor, scaleFactor)); + } + event->accept(); + return true; + } + default: + break; + } + return QGraphicsView::event(event); +} diff --git a/examples/multitouch/pinchzoom/graphicsview.h b/examples/multitouch/pinchzoom/graphicsview.h new file mode 100644 index 0000000..626f23c --- /dev/null +++ b/examples/multitouch/pinchzoom/graphicsview.h @@ -0,0 +1,53 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#pragma once +#include <QGraphicsView> + +class GraphicsView : public QGraphicsView +{ + Q_OBJECT + +public: + GraphicsView(QGraphicsScene *scene = 0, QWidget *parent = 0); + + bool event(QEvent *event); +}; diff --git a/examples/multitouch/pinchzoom/images/cheese.jpg b/examples/multitouch/pinchzoom/images/cheese.jpg Binary files differnew file mode 100644 index 0000000..dea5795 --- /dev/null +++ b/examples/multitouch/pinchzoom/images/cheese.jpg diff --git a/examples/multitouch/pinchzoom/main.cpp b/examples/multitouch/pinchzoom/main.cpp new file mode 100644 index 0000000..bb86870 --- /dev/null +++ b/examples/multitouch/pinchzoom/main.cpp @@ -0,0 +1,87 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "graphicsview.h" +#include "mouse.h" + +#include <QtGui> + +#include <math.h> + +static const int MouseCount = 7; + +//! [0] +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + qsrand(QTime(0,0,0).secsTo(QTime::currentTime())); +//! [0] + +//! [1] + QGraphicsScene scene; + scene.setSceneRect(-300, -300, 600, 600); +//! [1] //! [2] + scene.setItemIndexMethod(QGraphicsScene::NoIndex); +//! [2] + +//! [3] + for (int i = 0; i < MouseCount; ++i) { + Mouse *mouse = new Mouse; + mouse->setPos(::sin((i * 6.28) / MouseCount) * 200, + ::cos((i * 6.28) / MouseCount) * 200); + scene.addItem(mouse); + } +//! [3] + +//! [4] + GraphicsView view(&scene); + view.setRenderHint(QPainter::Antialiasing); + view.setBackgroundBrush(QPixmap(":/images/cheese.jpg")); +//! [4] //! [5] + view.setCacheMode(QGraphicsView::CacheBackground); + view.setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); +//! [5] //! [6] + view.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Colliding Mice")); + view.showMaximized(); + + return app.exec(); +} +//! [6] diff --git a/examples/multitouch/pinchzoom/mice.qrc b/examples/multitouch/pinchzoom/mice.qrc new file mode 100644 index 0000000..accdb4d --- /dev/null +++ b/examples/multitouch/pinchzoom/mice.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/" > + <file>images/cheese.jpg</file> + </qresource> +</RCC> diff --git a/examples/multitouch/pinchzoom/mouse.cpp b/examples/multitouch/pinchzoom/mouse.cpp new file mode 100644 index 0000000..1d9fa89 --- /dev/null +++ b/examples/multitouch/pinchzoom/mouse.cpp @@ -0,0 +1,200 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "mouse.h" + +#include <QGraphicsScene> +#include <QPainter> +#include <QStyleOption> + +#include <math.h> + +static const double Pi = 3.14159265358979323846264338327950288419717; +static double TwoPi = 2.0 * Pi; + +static qreal normalizeAngle(qreal angle) +{ + while (angle < 0) + angle += TwoPi; + while (angle > TwoPi) + angle -= TwoPi; + return angle; +} + +//! [0] +Mouse::Mouse() + : angle(0), speed(0), mouseEyeDirection(0), + color(qrand() % 256, qrand() % 256, qrand() % 256) +{ + rotate(qrand() % (360 * 16)); + startTimer(1000 / 33); +} +//! [0] + +//! [1] +QRectF Mouse::boundingRect() const +{ + qreal adjust = 0.5; + return QRectF(-18 - adjust, -22 - adjust, + 36 + adjust, 60 + adjust); +} +//! [1] + +//! [2] +QPainterPath Mouse::shape() const +{ + QPainterPath path; + path.addRect(-10, -20, 20, 40); + return path; +} +//! [2] + +//! [3] +void Mouse::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) +{ + // Body + painter->setBrush(color); + painter->drawEllipse(-10, -20, 20, 40); + + // Eyes + painter->setBrush(Qt::white); + painter->drawEllipse(-10, -17, 8, 8); + painter->drawEllipse(2, -17, 8, 8); + + // Nose + painter->setBrush(Qt::black); + painter->drawEllipse(QRectF(-2, -22, 4, 4)); + + // Pupils + painter->drawEllipse(QRectF(-8.0 + mouseEyeDirection, -17, 4, 4)); + painter->drawEllipse(QRectF(4.0 + mouseEyeDirection, -17, 4, 4)); + + // Ears + painter->setBrush(scene()->collidingItems(this).isEmpty() ? Qt::darkYellow : Qt::red); + painter->drawEllipse(-17, -12, 16, 16); + painter->drawEllipse(1, -12, 16, 16); + + // Tail + QPainterPath path(QPointF(0, 20)); + path.cubicTo(-5, 22, -5, 22, 0, 25); + path.cubicTo(5, 27, 5, 32, 0, 30); + path.cubicTo(-5, 32, -5, 42, 0, 35); + painter->setBrush(Qt::NoBrush); + painter->drawPath(path); +} +//! [3] + +//! [4] +void Mouse::timerEvent(QTimerEvent *) +{ +//! [4] + // Don't move too far away +//! [5] + QLineF lineToCenter(QPointF(0, 0), mapFromScene(0, 0)); + if (lineToCenter.length() > 150) { + qreal angleToCenter = ::acos(lineToCenter.dx() / lineToCenter.length()); + if (lineToCenter.dy() < 0) + angleToCenter = TwoPi - angleToCenter; + angleToCenter = normalizeAngle((Pi - angleToCenter) + Pi / 2); + + if (angleToCenter < Pi && angleToCenter > Pi / 4) { + // Rotate left + angle += (angle < -Pi / 2) ? 0.25 : -0.25; + } else if (angleToCenter >= Pi && angleToCenter < (Pi + Pi / 2 + Pi / 4)) { + // Rotate right + angle += (angle < Pi / 2) ? 0.25 : -0.25; + } + } else if (::sin(angle) < 0) { + angle += 0.25; + } else if (::sin(angle) > 0) { + angle -= 0.25; +//! [5] //! [6] + } +//! [6] + + // Try not to crash with any other mice +//! [7] + QList<QGraphicsItem *> dangerMice = scene()->items(QPolygonF() + << mapToScene(0, 0) + << mapToScene(-30, -50) + << mapToScene(30, -50)); + foreach (QGraphicsItem *item, dangerMice) { + if (item == this) + continue; + + QLineF lineToMouse(QPointF(0, 0), mapFromItem(item, 0, 0)); + qreal angleToMouse = ::acos(lineToMouse.dx() / lineToMouse.length()); + if (lineToMouse.dy() < 0) + angleToMouse = TwoPi - angleToMouse; + angleToMouse = normalizeAngle((Pi - angleToMouse) + Pi / 2); + + if (angleToMouse >= 0 && angleToMouse < Pi / 2) { + // Rotate right + angle += 0.5; + } else if (angleToMouse <= TwoPi && angleToMouse > (TwoPi - Pi / 2)) { + // Rotate left + angle -= 0.5; +//! [7] //! [8] + } +//! [8] //! [9] + } +//! [9] + + // Add some random movement +//! [10] + if (dangerMice.size() > 1 && (qrand() % 10) == 0) { + if (qrand() % 1) + angle += (qrand() % 100) / 500.0; + else + angle -= (qrand() % 100) / 500.0; + } +//! [10] + +//! [11] + speed += (-50 + qrand() % 100) / 100.0; + + qreal dx = ::sin(angle) * 10; + mouseEyeDirection = (qAbs(dx / 5) < 1) ? 0 : dx / 5; + + rotate(dx); + setPos(mapToParent(0, -(3 + sin(speed) * 3))); +} +//! [11] diff --git a/examples/multitouch/pinchzoom/mouse.h b/examples/multitouch/pinchzoom/mouse.h new file mode 100644 index 0000000..7545fe6 --- /dev/null +++ b/examples/multitouch/pinchzoom/mouse.h @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MOUSE_H +#define MOUSE_H + +#include <QGraphicsItem> +#include <QObject> + +//! [0] +class Mouse : public QObject, public QGraphicsItem +{ + Q_OBJECT + +public: + Mouse(); + + QRectF boundingRect() const; + QPainterPath shape() const; + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, + QWidget *widget); + +protected: + void timerEvent(QTimerEvent *event); + +private: + qreal angle; + qreal speed; + qreal mouseEyeDirection; + QColor color; +}; +//! [0] + +#endif diff --git a/examples/multitouch/pinchzoom/pinchzoom.pro b/examples/multitouch/pinchzoom/pinchzoom.pro new file mode 100644 index 0000000..bd87cf7 --- /dev/null +++ b/examples/multitouch/pinchzoom/pinchzoom.pro @@ -0,0 +1,16 @@ +HEADERS += \ + mouse.h \ + graphicsview.h +SOURCES += \ + main.cpp \ + mouse.cpp \ + graphicsview.cpp + +RESOURCES += \ + mice.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/multitouch/pinchzoom +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS pinchzoom.pro images +sources.path = $$[QT_INSTALL_EXAMPLES]/multitouch/pinchzoom +INSTALLS += target sources diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h index 3367581..29f6701 100644 --- a/src/corelib/global/qnamespace.h +++ b/src/corelib/global/qnamespace.h @@ -491,6 +491,9 @@ public: WA_WState_WindowOpacitySet = 119, // internal WA_TranslucentBackground = 120, + WA_AcceptTouchEvents = 121, + WA_AcceptedTouchBeginEvent = 122, + // Add new attributes before this line WA_AttributeCount }; @@ -1541,6 +1544,51 @@ public: BottomLeftSection, TitleBarArea // For move }; + + enum TouchPointState { + TouchPointPressed, + TouchPointMoved, + TouchPointStationary, + TouchPointReleased + }; + + enum GestureType + { + UnknownGesture, + TapGesture, + DoubleTapGesture, + TrippleTapGesture, + TapAndHoldGesture, + PanGesture, + PinchGesture + }; + + + enum GestureState + { + NoGesture, + GestureStarted = 1, + GestureUpdated = 2, + GestureFinished = 3 + }; + + enum DirectionType + { + NoDirection = 0, + LeftDownDirection = 1, + DownLeftDirection = LeftDownDirection, + DownDirection = 2, + RightDownDirection = 3, + DownRightDirection = RightDownDirection, + LeftDirection = 4, + RightDirection = 6, + LeftUpDirection = 7, + UpLeftDirection = LeftUpDirection, + UpDirection = 8, + RightUpDirection = 9, + UpRightDirection = RightUpDirection + }; + } #ifdef Q_MOC_RUN ; diff --git a/src/corelib/kernel/qcoreevent.cpp b/src/corelib/kernel/qcoreevent.cpp index 11a2d3c..7e25c60 100644 --- a/src/corelib/kernel/qcoreevent.cpp +++ b/src/corelib/kernel/qcoreevent.cpp @@ -222,6 +222,14 @@ QT_BEGIN_NAMESPACE \value ZOrderChange The widget's z-order has changed. This event is never sent to top level windows. \value KeyboardLayoutChange The keyboard layout has changed. \value DynamicPropertyChange A dynamic property was added, changed or removed from the object. + \value TouchBegin Beginning of a sequence of touch-screen and/or track-pad events (QTouchEvent) + \value TouchUpdate Touch-screen event (QTouchEvent) + \value TouchEnd End of touch-event sequence (QTouchEvent) + \value GraphicsSceneTouchBegin Beginning of a sequence of touch-screen and/or track-pad events in a graphics scene (QGraphicsSceneTouchEvent) + \value GraphicsSceneTouchUpdate Touch-screen event in a graphics scene (QGraphicsSceneTouchEvent) + \value GraphicsSceneTouchEnd End of touch-event sequence in a graphics scene (QGraphicsSceneTouchEvent) + \value Gesture A gesture has occured. + \value GraphicsSceneGesture A gesture has occured on a graphics scene. User events should have values between \c User and \c{MaxUser}: diff --git a/src/corelib/kernel/qcoreevent.h b/src/corelib/kernel/qcoreevent.h index fa472e6..84ab390 100644 --- a/src/corelib/kernel/qcoreevent.h +++ b/src/corelib/kernel/qcoreevent.h @@ -266,6 +266,16 @@ public: CocoaRequestModal = 190, // Internal for requesting an application modal Cocoa Window MacGLClearDrawable = 191, // Internal Cocoa, the window has changed, so we must clear + TouchBegin = 192, + TouchUpdate = 193, + TouchEnd = 194, + GraphicsSceneTouchBegin = 195, + GraphicsSceneTouchUpdate = 196, + GraphicsSceneTouchEnd = 197, + + Gesture = 198, + GraphicsSceneGesture = 199, + // 512 reserved for Qt Jambi's MetaCall event // 513 reserved for Qt Jambi's DeleteOnMainThread event @@ -304,6 +314,9 @@ private: friend class Q3AccelManager; friend class QShortcutMap; friend class QETWidget; + friend class QGraphicsView; + friend class QGraphicsViewPrivate; + friend class QGraphicsScenePrivate; }; class Q_CORE_EXPORT QTimerEvent : public QEvent diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 72b832a..fb95875 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -530,6 +530,7 @@ #include <private/qtextcontrol_p.h> #include <private/qtextdocumentlayout_p.h> #include <private/qtextengine_p.h> +#include <private/qgesturemanager_p.h> #ifdef Q_WS_X11 #include <private/qt_x11_p.h> @@ -570,6 +571,8 @@ public: }; Q_GLOBAL_STATIC(QGraphicsItemCustomDataStore, qt_dataStore) +QString qt_getStandardGestureTypeName(Qt::GestureType type); + /*! \internal @@ -1052,6 +1055,7 @@ QGraphicsItem::~QGraphicsItem() clearFocus(); d_ptr->removeExtraItemCache(); + d_ptr->removeExtraGestures(); QList<QGraphicsItem *> oldChildren = d_ptr->children; qDeleteAll(oldChildren); Q_ASSERT(d_ptr->children.isEmpty()); @@ -2157,6 +2161,31 @@ void QGraphicsItem::setAcceptsHoverEvents(bool enabled) setAcceptHoverEvents(enabled); } +/*! \since 4.6 + + Returns true if an item accepts touch events + (QGraphicsSceneTouchEvent); otherwise, returns false. By default, + items do not accept touch events. + + \sa setAcceptTouchEvents() +*/ +bool QGraphicsItem::acceptTouchEvents() const +{ + return d_ptr->acceptTouchEvents; +} + +/*! + \since 4.6 + + If \a enabled is true, this item will accept touch events; + otherwise, it will ignore them. By default, items do not accept + touch events. +*/ +void QGraphicsItem::setAcceptTouchEvents(bool enabled) +{ + d_ptr->acceptTouchEvents = quint32(enabled); +} + /*! Returns true if this item handles child events (i.e., all events intended for any of its children are instead sent to this item); @@ -5819,6 +5848,102 @@ QVariant QGraphicsItem::inputMethodQuery(Qt::InputMethodQuery query) const } /*! + \since 4.6 + + Subscribes the graphics item to the specified \a gesture type. + + Returns the id of the gesture. + + \sa releaseGesture(), setGestureEnabled() +*/ +int QGraphicsItem::grabGesture(Qt::GestureType gesture) +{ + /// TODO: if we are QGraphicsProxyWidget we should subscribe the widget to gesture as well. + return grabGesture(qt_getStandardGestureTypeName(gesture)); +} + +/*! + \since 4.6 + + Subscribes the graphics item to the specified \a gesture type. + + Returns the id of the gesture. + + \sa releaseGesture(), setGestureEnabled() +*/ +int QGraphicsItem::grabGesture(const QString &gesture) +{ + int id = QGestureManager::instance()->makeGestureId(gesture); + d_ptr->grabGesture(id); + return id; +} + +void QGraphicsItemPrivate::grabGesture(int id) +{ + Q_Q(QGraphicsItem); + extraGestures()->gestures << id; + if (scene) + scene->d_func()->grabGesture(q, id); +} + +bool QGraphicsItemPrivate::releaseGesture(int id) +{ + Q_Q(QGraphicsItem); + QGestureExtraData *extra = maybeExtraGestures(); + if (extra && extra->gestures.contains(id)) { + if (scene) + scene->d_func()->releaseGesture(q, id); + extra->gestures.remove(id); + return true; + } + return false; +} + +/*! + \since 4.6 + + Unsubscribes the graphics item from a gesture, which is specified + by the \a gestureId. + + \sa grabGesture(), setGestureEnabled() +*/ +void QGraphicsItem::releaseGesture(int gestureId) +{ + /// TODO: if we are QGraphicsProxyWidget we should unsubscribe the widget from gesture as well. + if (d_ptr->releaseGesture(gestureId)) + QGestureManager::instance()->releaseGestureId(gestureId); +} + +/*! + \since 4.6 + + If \a enable is true, the gesture with the given \a gestureId is + enabled; otherwise the gesture is disabled. + + The id of the gesture is returned by the grabGesture(). + + \sa grabGesture(), releaseGesture() +*/ +void QGraphicsItem::setGestureEnabled(int gestureId, bool enable) +{ + //### +} + +bool QGraphicsItemPrivate::hasGesture(const QString &name) const +{ + if (QGestureExtraData *extra = maybeExtraGestures()) { + QGestureManager *gm = QGestureManager::instance(); + QSet<int>::const_iterator it = extra->gestures.begin(), + e = extra->gestures.end(); + for (; it != e; ++it) { + if (gm->gestureNameFromId(*it) == name) + return true; + } + } + return false; +} + +/*! This virtual function is called by QGraphicsItem to notify custom items that some part of the item's state changes. By reimplementing this function, your can react to a change, and in some cases, (depending on \a @@ -5842,6 +5967,23 @@ QVariant QGraphicsItem::inputMethodQuery(Qt::InputMethodQuery query) const QVariant QGraphicsItem::itemChange(GraphicsItemChange change, const QVariant &value) { Q_UNUSED(change); + if (change == QGraphicsItem::ItemSceneChange) { + QGestureExtraData *extra = d_ptr->maybeExtraGestures(); + if (!qVariantValue<QGraphicsScene*>(value) && extra) { + // the item has been removed from a scene, unsubscribe gestures. + Q_ASSERT(d_ptr->scene); + foreach(int id, extra->gestures) + d_ptr->scene->d_func()->releaseGesture(this, id); + } + } else if (change == QGraphicsItem::ItemSceneHasChanged) { + QGraphicsScene *scene = qVariantValue<QGraphicsScene*>(value); + QGestureExtraData *extra = d_ptr->maybeExtraGestures(); + if (scene && extra) { + // item has been added to the scene + foreach(int id, extra->gestures) + scene->d_func()->grabGesture(this, id); + } + } return value; } diff --git a/src/gui/graphicsview/qgraphicsitem.h b/src/gui/graphicsview/qgraphicsitem.h index 0a0179e..e5779f7 100644 --- a/src/gui/graphicsview/qgraphicsitem.h +++ b/src/gui/graphicsview/qgraphicsitem.h @@ -205,6 +205,8 @@ public: void setAcceptsHoverEvents(bool enabled); // obsolete bool acceptHoverEvents() const; void setAcceptHoverEvents(bool enabled); + bool acceptTouchEvents() const; + void setAcceptTouchEvents(bool enabled); bool handlesChildEvents() const; void setHandlesChildEvents(bool enabled); @@ -338,6 +340,11 @@ public: QVariant data(int key) const; void setData(int key, const QVariant &value); + int grabGesture(Qt::GestureType gesture); + int grabGesture(const QString &gesture); + void releaseGesture(int gestureId); + void setGestureEnabled(int gestureId, bool enable = true); + enum { Type = 1, UserType = 65536 diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h index 820ef04..7642b98 100644 --- a/src/gui/graphicsview/qgraphicsitem_p.h +++ b/src/gui/graphicsview/qgraphicsitem_p.h @@ -54,6 +54,7 @@ // #include "qgraphicsitem.h" +#include "qset.h" #include "qpixmapcache.h" #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW @@ -89,6 +90,12 @@ public: void purge(); }; +class QGestureExtraData +{ +public: + QSet<int> gestures; +}; + class Q_AUTOTEST_EXPORT QGraphicsItemPrivate { Q_DECLARE_PUBLIC(QGraphicsItem) @@ -101,7 +108,8 @@ public: ExtraMaxDeviceCoordCacheSize, ExtraBoundingRegionGranularity, ExtraOpacity, - ExtraEffectiveOpacity + ExtraEffectiveOpacity, + ExtraGestures }; enum AncestorFlag { @@ -145,6 +153,8 @@ public: inSetPosHelper(0), flags(0), allChildrenCombineOpacity(1), + acceptTouchEvents(0), + acceptedTouchBeginEvent(0), globalStackingOrder(-1), sceneTransformIndex(-1), q_ptr(0) @@ -301,7 +311,31 @@ public: int index; int depth; - // Packed 32 bits + inline QGestureExtraData* extraGestures() const + { + QGestureExtraData *c = (QGestureExtraData *)qVariantValue<void *>(extra(ExtraGestures)); + if (!c) { + QGraphicsItemPrivate *that = const_cast<QGraphicsItemPrivate *>(this); + c = new QGestureExtraData; + that->setExtra(ExtraGestures, qVariantFromValue<void *>(c)); + } + return c; + } + QGestureExtraData* maybeExtraGestures() const + { + return (QGestureExtraData *)qVariantValue<void *>(extra(ExtraGestures)); + } + inline void removeExtraGestures() + { + QGestureExtraData *c = (QGestureExtraData *)qVariantValue<void *>(extra(ExtraGestures)); + delete c; + unsetExtra(ExtraGestures); + } + bool hasGesture(const QString &gesture) const; + void grabGesture(int id); + bool releaseGesture(int id); + + // Packed 32 bytes quint32 acceptedMouseButtons : 5; quint32 visible : 1; quint32 explicitlyHidden : 1; @@ -331,7 +365,9 @@ public: // New 32 bits quint32 flags : 10; quint32 allChildrenCombineOpacity : 1; - quint32 padding : 21; // feel free to use + quint32 acceptTouchEvents : 1; + quint32 acceptedTouchBeginEvent : 1; + quint32 padding : 19; // feel free to use // Optional stacking order int globalStackingOrder; diff --git a/src/gui/graphicsview/qgraphicsproxywidget.cpp b/src/gui/graphicsview/qgraphicsproxywidget.cpp index 01b7593..5641068 100644 --- a/src/gui/graphicsview/qgraphicsproxywidget.cpp +++ b/src/gui/graphicsview/qgraphicsproxywidget.cpp @@ -48,6 +48,7 @@ #include "private/qgraphicsproxywidget_p.h" #include "private/qwidget_p.h" #include "private/qapplication_p.h" +#include "private/qgesturemanager_p.h" #include <QtCore/qdebug.h> #include <QtGui/qevent.h> @@ -275,7 +276,7 @@ void QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(QGraphicsSceneMouseEvent QWidget *embeddedMouseGrabberPtr = (QWidget *)embeddedMouseGrabber; QApplicationPrivate::sendMouseEvent(receiver, mouseEvent, alienWidget, widget, - &embeddedMouseGrabberPtr, lastWidgetUnderMouse); + &embeddedMouseGrabberPtr, lastWidgetUnderMouse, event->spontaneous()); embeddedMouseGrabber = embeddedMouseGrabberPtr; // Handle enter/leave events when last button is released from mouse @@ -648,6 +649,9 @@ void QGraphicsProxyWidgetPrivate::setWidget_helper(QWidget *newWidget, bool auto q->setAttribute(Qt::WA_OpaquePaintEvent); widget = newWidget; + foreach(int gestureId, widget->d_func()->gestures) { + grabGesture(gestureId); + } // Changes only go from the widget to the proxy. enabledChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode; @@ -871,6 +875,16 @@ bool QGraphicsProxyWidget::event(QEvent *event) } break; } + case QEvent::GraphicsSceneGesture: { + qDebug() << "QGraphicsProxyWidget: graphicsscenegesture"; + if (d->widget && d->widget->isVisible()) { + QGraphicsSceneGestureEvent *ge = static_cast<QGraphicsSceneGestureEvent*>(event); + //### TODO: widget->childAt(): decompose gesture event and find widget under hotspots. + //QGestureManager::instance()->sendGestureEvent(d->widget, ge->gestures().toSet(), ge->cancelledGestures()); + return true; + } + break; + } default: break; } diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp index 1fbda85..7638907 100644 --- a/src/gui/graphicsview/qgraphicsscene.cpp +++ b/src/gui/graphicsview/qgraphicsscene.cpp @@ -247,6 +247,8 @@ static const int QGRAPHICSSCENE_INDEXTIMER_TIMEOUT = 2000; #ifdef Q_WS_X11 #include <private/qt_x11_p.h> #endif +#include <private/qgesturemanager_p.h> +#include <private/qgesture_p.h> QT_BEGIN_NAMESPACE @@ -1336,6 +1338,7 @@ void QGraphicsScenePrivate::mousePressEventHandler(QGraphicsSceneMouseEvent *mou // event is converted to a press. Known limitation: // Triple-clicking will not generate a doubleclick, though. QGraphicsSceneMouseEvent mousePress(QEvent::GraphicsSceneMousePress); + mousePress.spont = mouseEvent->spont; mousePress.accept(); mousePress.setButton(mouseEvent->button()); mousePress.setButtons(mouseEvent->buttons()); @@ -3762,6 +3765,9 @@ bool QGraphicsScene::event(QEvent *event) case QEvent::GraphicsSceneHoverEnter: case QEvent::GraphicsSceneHoverLeave: case QEvent::GraphicsSceneHoverMove: + case QEvent::GraphicsSceneTouchBegin: + case QEvent::GraphicsSceneTouchUpdate: + case QEvent::GraphicsSceneTouchEnd: // Reset the under-mouse list to ensure that this event gets fresh // item-under-mouse data. Be careful about this list; if people delete // items from inside event handlers, this list can quickly end up @@ -3913,6 +3919,52 @@ bool QGraphicsScene::event(QEvent *event) // geometries that do not have an explicit style set. update(); break; + case QEvent::GraphicsSceneGesture: { + QGraphicsSceneGestureEvent *ev = static_cast<QGraphicsSceneGestureEvent*>(event); + QGraphicsView *view = qobject_cast<QGraphicsView*>(ev->widget()); + if (!view) { + qWarning("QGraphicsScene::event: gesture event was received without a view"); + break; + } + + // get a list of gestures that just started. + QSet<QGesture*> startedGestures; + QList<QGesture*> gestures = ev->gestures(); + for(QList<QGesture*>::const_iterator it = gestures.begin(), e = gestures.end(); + it != e; ++it) { + QGesture *g = *it; + QGesturePrivate *gd = g->d_func(); + if (g->state() == Qt::GestureStarted || gd->singleshot) { + startedGestures.insert(g); + } + } + if (!startedGestures.isEmpty()) { + // find a target for each started gesture. + for(QSet<QGesture*>::const_iterator it = startedGestures.begin(), e = startedGestures.end(); + it != e; ++it) { + QGesture *g = *it; + QGesturePrivate *gd = g->d_func(); + gd->graphicsItem = 0; + QList<QGraphicsItem*> itemsInGestureArea = items(g->hotSpot()); + const QString gestureName = g->type(); + foreach(QGraphicsItem *item, itemsInGestureArea) { + if (item->d_func()->hasGesture(gestureName)) { + Q_ASSERT(gd->graphicsItem == 0); + gd->graphicsItem = item; + d->itemsWithGestures[item].insert(g); + break; + } + } + } + } + d->sendGestureEvent(ev->gestures().toSet(), ev->cancelledGestures()); + } + break; + case QEvent::GraphicsSceneTouchBegin: + case QEvent::GraphicsSceneTouchUpdate: + case QEvent::GraphicsSceneTouchEnd: + d->touchEventHandler(static_cast<QGraphicsSceneTouchEvent *>(event)); + break; case QEvent::Timer: if (d->indexTimerId && static_cast<QTimerEvent *>(event)->timerId() == d->indexTimerId) { if (d->restartIndexTimer) { @@ -3929,6 +3981,70 @@ bool QGraphicsScene::event(QEvent *event) return true; } +void QGraphicsScenePrivate::sendGestureEvent(const QSet<QGesture*> &gestures, const QSet<QString> &cancelled) +{ + Q_Q(QGraphicsScene); + typedef QMap<QGraphicsItem*, QSet<QGesture*> > ItemGesturesMap; + ItemGesturesMap itemGestures; + QSet<QGesture*> startedGestures; + for(QSet<QGesture*>::const_iterator it = gestures.begin(), e = gestures.end(); + it != e; ++it) { + QGesture *g = *it; + Q_ASSERT(g != 0); + QGesturePrivate *gd = g->d_func(); + if (gd->graphicsItem != 0) { + itemGestures[gd->graphicsItem].insert(g); + if (g->state() == Qt::GestureStarted || gd->singleshot) + startedGestures.insert(g); + } + } + + QSet<QGesture*> ignoredGestures; + for(ItemGesturesMap::const_iterator it = itemGestures.begin(), e = itemGestures.end(); + it != e; ++it) { + QGraphicsItem *receiver = it.key(); + Q_ASSERT(receiver != 0); + QGraphicsSceneGestureEvent event; + event.setGestures(it.value()); + event.setCancelledGestures(cancelled); + bool processed = sendEvent(receiver, &event); + QSet<QGesture*> started = startedGestures.intersect(it.value()); + if (event.isAccepted()) + foreach(QGesture *g, started) + g->accept(); + if (!started.isEmpty() && !(processed && event.isAccepted())) { + // there are started gestures event that weren't + // accepted, so propagating each gesture independently. + QSet<QGesture*>::const_iterator it = started.begin(), + e = started.end(); + for(; it != e; ++it) { + QGesture *g = *it; + if (processed && g->isAccepted()) { + continue; + } + QGesturePrivate *gd = g->d_func(); + QGraphicsItem *item = gd->graphicsItem; + gd->graphicsItem = 0; + + //### THIS IS BS, DONT FORGET TO REWRITE THIS CODE + // need to make sure we try to deliver event just once to each widget + const QString gestureType = g->type(); + QList<QGraphicsItem*> itemsUnderGesture = q->items(g->hotSpot()); + for (int i = 0; i < itemsUnderGesture.size(); ++i) { + QGraphicsItem *item = itemsUnderGesture.at(i); + if (item != receiver && item->d_func()->hasGesture(gestureType)) { + ignoredGestures.insert(g); + gd->graphicsItem = item; + break; + } + } + } + } + } + if (!ignoredGestures.isEmpty()) + sendGestureEvent(ignoredGestures, cancelled); +} + /*! \reimp @@ -5539,6 +5655,282 @@ void QGraphicsScene::setActiveWindow(QGraphicsWidget *widget) } } +void QGraphicsScenePrivate::addView(QGraphicsView *view) +{ + views << view; + foreach(int gestureId, grabbedGestures) + view->d_func()->grabGesture(gestureId); +} + +void QGraphicsScenePrivate::removeView(QGraphicsView *view) +{ + views.removeAll(view); + foreach(int gestureId, grabbedGestures) + view->releaseGesture(gestureId); +} + +void QGraphicsScenePrivate::grabGesture(QGraphicsItem *item, int gestureId) +{ + if (!grabbedGestures.contains(gestureId)) { + foreach(QGraphicsView *view, views) + view->d_func()->grabGesture(gestureId); + } + (void)itemsWithGestures[item]; + grabbedGestures << gestureId; +} + +void QGraphicsScenePrivate::releaseGesture(QGraphicsItem *item, int gestureId) +{ + itemsWithGestures.remove(item); + //### +} + +void QGraphicsScenePrivate::updateTouchPointsForItem(QGraphicsItem *item, + QGraphicsSceneTouchEvent *touchEvent) +{ + QList<QGraphicsSceneTouchEvent::TouchPoint *> touchPoints = touchEvent->touchPoints(); + for (int i = 0; i < touchPoints.count(); ++i) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint = touchPoints.at(i); + touchPoint->setPos(item->d_ptr->genericMapFromScene(touchPoint->scenePos(), touchEvent->widget())); + touchPoint->setStartPos(item->d_ptr->genericMapFromScene(touchPoint->startScenePos(), touchEvent->widget())); + touchPoint->setLastPos(item->d_ptr->genericMapFromScene(touchPoint->lastScenePos(), touchEvent->widget())); + } +} + +QGraphicsSceneTouchEvent::TouchPoint *QGraphicsScenePrivate::findClosestTouchPoint(const QList<QGraphicsSceneTouchEvent::TouchPoint *> &sceneActiveTouchPoints, + const QPointF &scenePos) +{ + QGraphicsSceneTouchEvent::TouchPoint *closestTouchPoint = 0; + qreal closestDistance; + for (int i = 0; i < sceneActiveTouchPoints.count(); ++i) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint = sceneActiveTouchPoints.at(i); + qreal distance = QLineF(scenePos, touchPoint->scenePos()).length(); + if (!closestTouchPoint || distance < closestDistance) { + closestTouchPoint = touchPoint; + closestDistance = distance; + } + } + return closestTouchPoint; +} + +QEvent::Type QGraphicsScenePrivate::appendTouchPoint(QGraphicsSceneTouchEvent::TouchPoint *touchPoint, + QList<QGraphicsSceneTouchEvent::TouchPoint *> *currentTouchPoints) +{ + QEvent::Type eventType = currentTouchPoints->isEmpty() + ? QEvent::GraphicsSceneTouchBegin + : QEvent::GraphicsSceneTouchUpdate; + + // insort touch point (for the app) + int at = 0; + for (; at < sceneCurrentTouchPoints.count(); ++at) { + if (sceneCurrentTouchPoints.at(at)->id() > touchPoint->id()) + break; + } + sceneCurrentTouchPoints.insert(at, touchPoint); + // again, for the items's currentTouchPoints + for (at = 0; at < currentTouchPoints->count(); ++at) { + if (currentTouchPoints->at(at)->id() > touchPoint->id()) + break; + } + currentTouchPoints->insert(at, touchPoint); + + return eventType; +} + +QEvent::Type QGraphicsScenePrivate::removeTouchPoint(QGraphicsSceneTouchEvent::TouchPoint *touchPoint, + QList<QGraphicsSceneTouchEvent::TouchPoint *> *currentTouchPoints) +{ + // remove touch point from all known touch points + for (int i = qMin(sceneCurrentTouchPoints.count() - 1, touchPoint->id()); i >= 0; --i) { + if (sceneCurrentTouchPoints.at(i) == touchPoint) { + sceneCurrentTouchPoints.removeAt(i); + break; + } + } + // again, for the items's currentTouchPoints + for (int i = qMin(currentTouchPoints->count() - 1, touchPoint->id()); i >= 0; --i) { + if (currentTouchPoints->at(i) == touchPoint) { + currentTouchPoints->removeAt(i); + break; + } + } + + return currentTouchPoints->isEmpty() ? QEvent::GraphicsSceneTouchEnd : QEvent::GraphicsSceneTouchUpdate; +} + +void QGraphicsScenePrivate::touchEventHandler(QGraphicsSceneTouchEvent *sceneTouchEvent) +{ + QList<QGraphicsSceneTouchEvent::TouchPoint *> sceneActiveTouchPoints = sceneCurrentTouchPoints; + + QHash<QGraphicsItem *, QGraphicsSceneTouchEvent *> itemsNeedingEvents; + for (int i = 0; i < sceneTouchEvent->touchPoints().count(); ++i) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint = sceneTouchEvent->touchPoints().at(i); + + // update state + QGraphicsItem *item = 0; + QEvent::Type eventType = QEvent::None; + QList<QGraphicsSceneTouchEvent::TouchPoint *> activeTouchPoints; + if (touchPoint->state() == Qt::TouchPointPressed) { + // determine which item this event will go to + cachedItemsUnderMouse = itemsAtPosition(touchPoint->screenPos().toPoint(), + touchPoint->scenePos(), + sceneTouchEvent->widget()); + item = cachedItemsUnderMouse.isEmpty() ? 0 : cachedItemsUnderMouse.first(); + QGraphicsSceneTouchEvent::TouchPoint *closestTouchPoint = findClosestTouchPoint(sceneActiveTouchPoints, touchPoint->scenePos()); + if (closestTouchPoint) { + QGraphicsItem *closestItem = itemForTouchPointId.value(closestTouchPoint->id()); + if (!item + || (closestItem + && (item->isAncestorOf(closestItem) + || closestItem->isAncestorOf(item)))) { + item = closestItem; + } + } + if (!item) + continue; + + itemForTouchPointId.insert(touchPoint->id(), item); + + QList<QGraphicsSceneTouchEvent::TouchPoint *> ¤tTouchPoints = itemCurrentTouchPoints[item]; + eventType = appendTouchPoint(touchPoint, ¤tTouchPoints); + // make sure new points are added to activeTouchPoints as well + sceneActiveTouchPoints = sceneCurrentTouchPoints; + activeTouchPoints = currentTouchPoints; + } else if (touchPoint->state() == Qt::TouchPointReleased) { + item = itemForTouchPointId.take(touchPoint->id()); + if (!item) + continue; + + QList<QGraphicsSceneTouchEvent::TouchPoint *> ¤tTouchPoints = itemCurrentTouchPoints[item]; + sceneActiveTouchPoints = sceneCurrentTouchPoints; + activeTouchPoints = currentTouchPoints; + eventType = removeTouchPoint(touchPoint, ¤tTouchPoints); + } else { + item = itemForTouchPointId.value(touchPoint->id()); + if (!item) + continue; + + sceneActiveTouchPoints = sceneCurrentTouchPoints; + activeTouchPoints = itemCurrentTouchPoints.value(item); + eventType = QEvent::GraphicsSceneTouchUpdate; + } + Q_ASSERT(eventType != QEvent::None); + + if (touchPoint->state() != Qt::TouchPointStationary) { + QGraphicsSceneTouchEvent *&touchEvent = itemsNeedingEvents[item]; + if (!touchEvent) { + touchEvent = new QGraphicsSceneTouchEvent(eventType); + touchEvent->setWidget(sceneTouchEvent->widget()); + touchEvent->setModifiers(sceneTouchEvent->modifiers()); + } + Q_ASSERT(touchEvent->type() == eventType); + touchEvent->setTouchPoints(activeTouchPoints); + } + } + + if (itemsNeedingEvents.isEmpty()) { + sceneTouchEvent->ignore(); + return; + } + + bool acceptSceneTouchEvent = false; + QHash<QGraphicsItem *, QGraphicsSceneTouchEvent *>::ConstIterator it = itemsNeedingEvents.constBegin(); + const QHash<QGraphicsItem *, QGraphicsSceneTouchEvent *>::ConstIterator end = itemsNeedingEvents.constEnd(); + for (; it != end; ++it) { + QGraphicsItem *item = it.key(); + + QGraphicsSceneTouchEvent *touchEvent = it.value(); + + switch (touchEvent->type()) { + case QEvent::GraphicsSceneTouchBegin: + { + // if the TouchBegin handler recurses, we assume that means the event + // has been implicitly accepted and continue to send touch events + item->d_ptr->acceptedTouchBeginEvent = true; + bool res = sendTouchBeginEvent(item, touchEvent) + && touchEvent->isAccepted(); + acceptSceneTouchEvent = acceptSceneTouchEvent || res; + break; + } + case QEvent::GraphicsSceneTouchEnd: + { + QList<QGraphicsSceneTouchEvent::TouchPoint *> currentTouchPoints = itemCurrentTouchPoints.take(item); + if (!currentTouchPoints.isEmpty()) { + qFatal("Qt: INTERNAL ERROR, the widget's currentTouchPoints should be empty!"); + } + // fall-through intended + } + default: + if (item->d_ptr->acceptedTouchBeginEvent) { + updateTouchPointsForItem(item, touchEvent); + (void) sendEvent(item, touchEvent); + acceptSceneTouchEvent = true; + } + break; + } + + delete touchEvent; + } + sceneTouchEvent->setAccepted(acceptSceneTouchEvent); +} + +bool QGraphicsScenePrivate::sendTouchBeginEvent(QGraphicsItem *origin, QGraphicsSceneTouchEvent *touchEvent) +{ + Q_Q(QGraphicsScene); + + if (cachedItemsUnderMouse.isEmpty() || cachedItemsUnderMouse.first() != origin) { + QGraphicsSceneTouchEvent::TouchPoint *firstTouchPoint = touchEvent->touchPoints().first(); + cachedItemsUnderMouse = itemsAtPosition(firstTouchPoint->screenPos().toPoint(), + firstTouchPoint->scenePos(), + touchEvent->widget()); + } + Q_ASSERT(cachedItemsUnderMouse.first() == origin); + + // Set focus on the topmost enabled item that can take focus. + bool setFocus = false; + foreach (QGraphicsItem *item, cachedItemsUnderMouse) { + if (item->isEnabled() && (item->flags() & QGraphicsItem::ItemIsFocusable)) { + if (!item->isWidget() || ((QGraphicsWidget *)item)->focusPolicy() & Qt::ClickFocus) { + setFocus = true; + if (item != q->focusItem()) + q->setFocusItem(item, Qt::MouseFocusReason); + break; + } + } + } + + // If nobody could take focus, clear it. + if (!stickyFocus && !setFocus) + q->setFocusItem(0, Qt::MouseFocusReason); + + bool res = false; + bool eventAccepted = touchEvent->isAccepted(); + foreach (QGraphicsItem *item, cachedItemsUnderMouse) { + // first, try to deliver the touch event + updateTouchPointsForItem(item, touchEvent); + touchEvent->ignore(); + res = item->acceptTouchEvents() + && sendEvent(item, touchEvent); + eventAccepted = touchEvent->isAccepted(); + item->d_ptr->acceptedTouchBeginEvent = (res && eventAccepted); + touchEvent->spont = false; + if (res && eventAccepted) { + // the first item to accept the TouchBegin gets an implicit grab. + for (int i = 0; i < touchEvent->touchPoints().count(); ++i) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint = touchEvent->touchPoints().at(i); + itemForTouchPointId[touchPoint->id()] = item; + } + if (origin != item) + itemCurrentTouchPoints.remove(origin); + itemCurrentTouchPoints[item] = touchEvent->touchPoints(); + break; + } + } + + touchEvent->setAccepted(eventAccepted); + return res; +} + QT_END_NAMESPACE #include "moc_qgraphicsscene.cpp" diff --git a/src/gui/graphicsview/qgraphicsscene.h b/src/gui/graphicsview/qgraphicsscene.h index 9802f87..a76b348 100644 --- a/src/gui/graphicsview/qgraphicsscene.h +++ b/src/gui/graphicsview/qgraphicsscene.h @@ -50,6 +50,7 @@ #include <QtGui/qtransform.h> #include <QtGui/qmatrix.h> #include <QtGui/qpen.h> +#include <QtGui/qevent.h> QT_BEGIN_HEADER @@ -79,6 +80,7 @@ class QGraphicsSceneHelpEvent; class QGraphicsSceneHoverEvent; class QGraphicsSceneMouseEvent; class QGraphicsSceneWheelEvent; +class QGraphicsSceneGestureEvent; class QGraphicsSimpleTextItem; class QGraphicsTextItem; class QGraphicsView; diff --git a/src/gui/graphicsview/qgraphicsscene_p.h b/src/gui/graphicsview/qgraphicsscene_p.h index 9ace725..160ba49 100644 --- a/src/gui/graphicsview/qgraphicsscene_p.h +++ b/src/gui/graphicsview/qgraphicsscene_p.h @@ -57,6 +57,7 @@ #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW +#include "qgraphicssceneevent.h" #include "qgraphicsscene_bsp_p.h" #include "qgraphicsitem_p.h" @@ -73,6 +74,7 @@ QT_BEGIN_NAMESPACE class QGraphicsView; class QGraphicsWidget; +class QGesture; class QGraphicsScenePrivate : public QObjectPrivate { @@ -181,6 +183,9 @@ public: void storeMouseButtonsForMouseGrabber(QGraphicsSceneMouseEvent *event); QList<QGraphicsView *> views; + void addView(QGraphicsView *view); + void removeView(QGraphicsView *view); + bool painterStateProtection; QMultiMap<QGraphicsItem *, QGraphicsItem *> sceneEventFilters; @@ -263,9 +268,29 @@ public: void resolvePalette(); void updatePalette(const QPalette &palette); + // items with gestures -> list of started gestures. + QMap<QGraphicsItem*, QSet<QGesture*> > itemsWithGestures; + QSet<int> grabbedGestures; + void grabGesture(QGraphicsItem *item, int gestureId); + void releaseGesture(QGraphicsItem *item, int gestureId); + void sendGestureEvent(const QSet<QGesture*> &gestures, const QSet<QString> &cancelled); + mutable QVector<QTransform> sceneTransformCache; mutable QBitArray validTransforms; mutable QVector<int> freeSceneTransformSlots; + + QList<QGraphicsSceneTouchEvent::TouchPoint *> sceneCurrentTouchPoints; + QHash<QGraphicsItem *, QList<QGraphicsSceneTouchEvent::TouchPoint *> > itemCurrentTouchPoints; + QHash<int, QGraphicsItem *> itemForTouchPointId; + static void updateTouchPointsForItem(QGraphicsItem *item, QGraphicsSceneTouchEvent *touchEvent); + static QGraphicsSceneTouchEvent::TouchPoint *findClosestTouchPoint(const QList<QGraphicsSceneTouchEvent::TouchPoint *> &activeTouchPoints, + const QPointF &scenePos); + QEvent::Type appendTouchPoint(QGraphicsSceneTouchEvent::TouchPoint *touchPoint, + QList<QGraphicsSceneTouchEvent::TouchPoint *> *currentTouchPoints); + QEvent::Type removeTouchPoint(QGraphicsSceneTouchEvent::TouchPoint *touchPoint, + QList<QGraphicsSceneTouchEvent::TouchPoint *> *currentTouchPoints); + void touchEventHandler(QGraphicsSceneTouchEvent *touchEvent); + bool sendTouchBeginEvent(QGraphicsItem *item, QGraphicsSceneTouchEvent *touchEvent); }; QT_END_NAMESPACE diff --git a/src/gui/graphicsview/qgraphicssceneevent.cpp b/src/gui/graphicsview/qgraphicssceneevent.cpp index 0ffd2b1..bb13bd8 100644 --- a/src/gui/graphicsview/qgraphicssceneevent.cpp +++ b/src/gui/graphicsview/qgraphicssceneevent.cpp @@ -76,14 +76,14 @@ received by the view (see \l{QGraphicsSceneMouseEvent::}{lastScreenPos()}, \l{QGraphicsSceneMouseEvent::}{lastScenePos()}, and - \l{QGraphicsSceneMouseEvent::}{lastPos()}). + \l{QGraphicsSceneMouseEvent::}{lastPos()}). \sa QEvent */ /*! \class QGraphicsSceneMouseEvent - \brief The QGraphicsSceneMouseEvent class provides mouse events + \brief The QGraphicsSceneMouseEvent class provides mouse events in the graphics view framework. \since 4.2 \ingroup multimedia @@ -106,7 +106,7 @@ /*! \class QGraphicsSceneWheelEvent - \brief The QGraphicsSceneWheelEvent class provides wheel events + \brief The QGraphicsSceneWheelEvent class provides wheel events in the graphics view framework. \brief The QGraphicsSceneWheelEvent class provides wheel events in the graphics view framework. @@ -157,7 +157,7 @@ /*! \class QGraphicsSceneHoverEvent - \brief The QGraphicsSceneHoverEvent class provides hover events + \brief The QGraphicsSceneHoverEvent class provides hover events in the graphics view framework. \since 4.2 \ingroup multimedia @@ -173,7 +173,7 @@ /*! \class QGraphicsSceneHelpEvent - \brief The QGraphicsSceneHelpEvent class provides events when a + \brief The QGraphicsSceneHelpEvent class provides events when a tooltip is requested. \since 4.2 \ingroup multimedia @@ -199,7 +199,7 @@ /*! \class QGraphicsSceneDragDropEvent \brief The QGraphicsSceneDragDropEvent class provides events for - drag and drop in the graphics view framework. + drag and drop in the graphics view framework. \since 4.2 \ingroup multimedia \ingroup graphicsview-api @@ -257,6 +257,37 @@ QGraphicsItem::ItemPositionHasChanged */ +/*! + \class QGraphicsSceneTouchEvent + \brief The QGraphicsSceneTouchEvent class provides touch events in the graphics view framework. + \since 4.6 + \ingroup multimedia + \ingroup graphicsview-api + + When a QGraphicsView receives a QTouchEvent, it translates it to a + QGraphicsSceneTouchEvent. The event is then forwarded to the + QGraphicsScene associated with the view. + + The touchPoints() function returns a list of touch points for the + event. In addition to containing the item, scene, and screen + coordinates, each touch point also contains its starting and + previous coordinates. + + \sa QTouchEvent +*/ + +/*! + \class QGraphicsSceneTouchEvent::TouchPoint + \brief The QGraphicsSceneTouchEvent::TouchPoint class represents a single touch point in a QGraphicsSceneTouchEvent. + \since 4.6 + \ingroup multimedia + \ingroup graphicsview-api + + Each touch point in a QGraphicsSceneTouchEvent has an id() and + state() in addition to current, starting, and previous coordinates + for the touch point in item, scene, and screen coordinates. +*/ + #include "qgraphicssceneevent.h" #ifndef QT_NO_GRAPHICSVIEW @@ -268,9 +299,14 @@ #include <QtCore/qpoint.h> #include <QtCore/qsize.h> #include <QtCore/qstring.h> +#include "qgraphicsview.h" +#include "qgraphicsitem.h" +#include <private/qevent_p.h> QT_BEGIN_NAMESPACE +QString qt_getStandardGestureTypeName(Qt::GestureType type); + class QGraphicsSceneEventPrivate { public: @@ -522,7 +558,7 @@ void QGraphicsSceneMouseEvent::setLastPos(const QPointF &pos) } /*! - Returns the last recorded mouse cursor position in scene + Returns the last recorded mouse cursor position in scene coordinates. The last recorded position is the position of the previous mouse event received by the view that created the event. @@ -545,7 +581,7 @@ void QGraphicsSceneMouseEvent::setLastScenePos(const QPointF &pos) } /*! - Returns the last recorded mouse cursor position in screen + Returns the last recorded mouse cursor position in screen coordinates. The last recorded position is the position of the previous mouse event received by the view that created the event. @@ -1275,7 +1311,7 @@ QGraphicsSceneDragDropEvent::~QGraphicsSceneDragDropEvent() /*! Returns the mouse position of the event relative to the view that sent the event. - + \sa QGraphicsView, screenPos(), scenePos() */ QPointF QGraphicsSceneDragDropEvent::pos() const @@ -1373,7 +1409,7 @@ void QGraphicsSceneDragDropEvent::setButtons(Qt::MouseButtons buttons) /*! Returns the keyboard modifiers that were pressed when the drag - and drop event was created. + and drop event was created. \sa Qt::KeyboardModifiers */ @@ -1428,7 +1464,7 @@ void QGraphicsSceneDragDropEvent::setPossibleActions(Qt::DropActions actions) The action must be one of the possible actions as defined by \c possibleActions(). - \sa Qt::DropAction, possibleActions() + \sa Qt::DropAction, possibleActions() */ Qt::DropAction QGraphicsSceneDragDropEvent::proposedAction() const @@ -1673,6 +1709,359 @@ void QGraphicsSceneMoveEvent::setNewPos(const QPointF &pos) d->newPos = pos; } +/*! + \class QGraphicsSceneGestureEvent + \brief The QGraphicsSceneGestureEvent class provides gesture events for + the graphics view framework. + \since 4.6 + \ingroup multimedia + \ingroup graphicsview-api + + QGraphicsSceneGestureEvent extends information provided by + QGestureEvent by adding some convenience functions like + \l{QGraphicsSceneEvent::}{widget()} to get a widget that received + original gesture event, and convenience functions mapToScene(), + mapToItem() for converting positions of the gesture into + QGraphicsScene and QGraphicsItem coordinate system respectively. + + The scene sends the event to the first QGraphicsItem under the + mouse cursor that accepts gestures; a graphics item is set to accept + gestures with \l{QGraphicsItem::}{grabGesture()}. + + \sa QGestureEvent +*/ + +/*! + Constructs a QGraphicsSceneGestureEvent. +*/ +QGraphicsSceneGestureEvent::QGraphicsSceneGestureEvent() + : QGraphicsSceneEvent(QEvent::GraphicsSceneGesture) +{ + setAccepted(false); +} + +/*! + Destroys a QGraphicsSceneGestureEvent. +*/ +QGraphicsSceneGestureEvent::~QGraphicsSceneGestureEvent() +{ +} + +/*! + Returns true if the gesture event contains gesture of specific \a + type; returns false otherwise. +*/ +bool QGraphicsSceneGestureEvent::contains(const QString &type) const +{ + return gesture(type) != 0; +} + +/*! + Returns true if the gesture event contains gesture of specific \a + type; returns false otherwise. +*/ +bool QGraphicsSceneGestureEvent::contains(Qt::GestureType type) const +{ + return contains(qt_getStandardGestureTypeName(type)); +} + +/*! + Returns a list of gesture names that this event contains. +*/ +QList<QString> QGraphicsSceneGestureEvent::gestureTypes() const +{ + return m_gestures.keys(); +} + +/*! + Returns extended information about a gesture of specific \a type. +*/ +const QGesture* QGraphicsSceneGestureEvent::gesture(const QString &type) const +{ + return m_gestures.value(type, 0); +} + +/*! + Returns extended information about a gesture of specific \a type. +*/ +const QGesture* QGraphicsSceneGestureEvent::gesture(Qt::GestureType type) const +{ + return gesture(qt_getStandardGestureTypeName(type)); +} + +/*! + Returns extended information about all gestures in the event. +*/ +QList<QGesture*> QGraphicsSceneGestureEvent::gestures() const +{ + return m_gestures.values(); +} + +/*! + Returns a set of gesture names that used to be executed, but were + cancelled (i.e. they were not finished properly). +*/ +QSet<QString> QGraphicsSceneGestureEvent::cancelledGestures() const +{ + return m_cancelledGestures; +} + +/*! + Sets a list of gesture names \a cancelledGestures that used to be + executed, but were cancelled (i.e. they were not finished + properly). +*/ +void QGraphicsSceneGestureEvent::setCancelledGestures(const QSet<QString> &cancelledGestures) +{ + m_cancelledGestures = cancelledGestures; +} + +/*! + Maps the point \a point, which is in a view coordinate system, to + scene coordinate system, and returns the mapped coordinate. + + A \a point is in coordinate system of the widget that received + gesture event. + + \sa mapToItem(), {The Graphics View Coordinate System} +*/ +QPointF QGraphicsSceneGestureEvent::mapToScene(const QPoint &point) const +{ + if (QGraphicsView *view = qobject_cast<QGraphicsView*>(widget())) + return view->mapToScene(point); + return QPointF(); +} + +/*! + Maps the rectangular \a rect, which is in a view coordinate system, to + scene coordinate system, and returns the mapped coordinate. + + A \a rect is in coordinate system of the widget that received + gesture event. + + \sa mapToItem(), {The Graphics View Coordinate System} +*/ +QPolygonF QGraphicsSceneGestureEvent::mapToScene(const QRect &rect) const +{ + if (QGraphicsView *view = qobject_cast<QGraphicsView*>(widget())) + return view->mapToScene(rect); + return QPolygonF(); +} + +/*! + Maps the point \a point, which is in a view coordinate system, to + item's \a item coordinate system, and returns the mapped coordinate. + + If \a item is 0, this function returns the same as mapToScene(). + + \sa mapToScene(), {The Graphics View Coordinate System} +*/ +QPointF QGraphicsSceneGestureEvent::mapToItem(const QPoint &point, QGraphicsItem *item) const +{ + if (item) { + if (QGraphicsView *view = qobject_cast<QGraphicsView*>(widget())) + return item->mapFromScene(view->mapToScene(point)); + } else { + return mapToScene(point); + } + return QPointF(); +} + +/*! + Maps the rectangualar \a rect, which is in a view coordinate system, to + item's \a item coordinate system, and returns the mapped coordinate. + + If \a item is 0, this function returns the same as mapToScene(). + + \sa mapToScene(), {The Graphics View Coordinate System} +*/ +QPolygonF QGraphicsSceneGestureEvent::mapToItem(const QRect &rect, QGraphicsItem *item) const +{ + if (item) { + if (QGraphicsView *view = qobject_cast<QGraphicsView*>(widget())) + return item->mapFromScene(view->mapToScene(rect)); + } else { + return mapToScene(rect); + } + return QPolygonF(); +} + +/*! + Set a list of gesture objects containing extended information about \a gestures. +*/ +void QGraphicsSceneGestureEvent::setGestures(const QList<QGesture*> &gestures) +{ + foreach(QGesture *g, gestures) + m_gestures.insert(g->type(), g); +} + +/*! + Set a list of gesture objects containing extended information about \a gestures. +*/ +void QGraphicsSceneGestureEvent::setGestures(const QSet<QGesture*> &gestures) +{ + foreach(QGesture *g, gestures) + m_gestures.insert(g->type(), g); +} + +/*! + Sets the accept flag of the all gestures inside the event object, + the equivalent of calling \l{QEvent::accept()}{accept()} or + \l{QEvent::setAccepted()}{setAccepted(true)}. + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGraphicsSceneGestureEvent::acceptAll() +{ + QHash<QString, QGesture*>::iterator it = m_gestures.begin(), + e = m_gestures.end(); + for(; it != e; ++it) + it.value()->accept(); + setAccepted(true); +} + +/*! + Sets the accept flag of the specified gesture inside the event + object, the equivalent of calling + \l{QGestureEvent::gesture()}{gesture(type)}->\l{QGesture::accept()}{accept()} + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGraphicsSceneGestureEvent::accept(Qt::GestureType type) +{ + if (QGesture *g = m_gestures.value(qt_getStandardGestureTypeName(type), 0)) + g->accept(); +} + +/*! + Sets the accept flag of the specified gesture inside the event + object, the equivalent of calling + \l{QGestureEvent::gesture()}{gesture(type)}->\l{QGesture::accept()}{accept()} + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGraphicsSceneGestureEvent::accept(const QString &type) +{ + if (QGesture *g = m_gestures.value(type, 0)) + g->accept(); +} + +class QGraphicsSceneTouchEventPrivate : public QGraphicsSceneEventPrivate +{ + Q_DECLARE_PUBLIC(QGraphicsSceneTouchEvent) +public: + inline QGraphicsSceneTouchEventPrivate() + : modifiers(Qt::NoModifier) + { } + + QList<QGraphicsSceneTouchEvent::TouchPoint *> touchPoints; + Qt::KeyboardModifiers modifiers; +}; + +/*! + \internal + + Constructs a generic QGraphicsSceneTouchEvent of type \a type. +*/ +QGraphicsSceneTouchEvent::QGraphicsSceneTouchEvent(Type type) + : QGraphicsSceneEvent(*new QGraphicsSceneTouchEventPrivate, type) +{ } + +/*! + Destroys the QGraphicsSceneTouchEvent. +*/ +QGraphicsSceneTouchEvent::~QGraphicsSceneTouchEvent() +{ } + +/*! + Returns the list of touch points for this event. + + \sa QGraphicsSceneTouchEvent::TouchPoint +*/ +const QList<QGraphicsSceneTouchEvent::TouchPoint *> &QGraphicsSceneTouchEvent::touchPoints() const +{ + Q_D(const QGraphicsSceneTouchEvent); + return d->touchPoints; +} + +/*! \internal */ +void QGraphicsSceneTouchEvent::setTouchPoints(const QList<QGraphicsSceneTouchEvent::TouchPoint *> &touchPoints) +{ + Q_D(QGraphicsSceneTouchEvent); + d->touchPoints = touchPoints; +} + +/*! + Returns the keyboard modifiers in use at the time the event was + sent. +*/ +Qt::KeyboardModifiers QGraphicsSceneTouchEvent::modifiers() const +{ + Q_D(const QGraphicsSceneTouchEvent); + return d->modifiers; +} + +/*! \internal */ +void QGraphicsSceneTouchEvent::setModifiers(Qt::KeyboardModifiers modifiers) +{ + Q_D(QGraphicsSceneTouchEvent); + d->modifiers = modifiers; +} + +/*! + Returns the current position of this touch point in scene coordinates. + + \sa pos(), screenPos() +*/ +QPointF QGraphicsSceneTouchEvent::TouchPoint::scenePos() const +{ + return d->scenePos; +} + +/*! \internal */ +void QGraphicsSceneTouchEvent::TouchPoint::setScenePos(const QPointF &scenePos) +{ + d->scenePos = scenePos; +} + +/*! + Returns the starting position of this touch point in scene coordinates. + + \sa startPos(), startScreenPos() +*/ +QPointF QGraphicsSceneTouchEvent::TouchPoint::startScenePos() const +{ + return d->startScenePos; +} + +/*! \internal */ +void QGraphicsSceneTouchEvent::TouchPoint::setStartScenePos(const QPointF &startScenePos) +{ + d->startScenePos = startScenePos; +} + +/*! + Returns the previous position of this touch point in scene coordinates. + + \sa lastPos(), lastScreenPos() +*/ +QPointF QGraphicsSceneTouchEvent::TouchPoint::lastScenePos() const +{ + return d->lastScenePos; +} + +/*! \internal */ +void QGraphicsSceneTouchEvent::TouchPoint::setLastScenePos(const QPointF &lastScenePos) +{ + d->lastScenePos = lastScenePos; +} + QT_END_NAMESPACE #endif // QT_NO_GRAPHICSVIEW diff --git a/src/gui/graphicsview/qgraphicssceneevent.h b/src/gui/graphicsview/qgraphicssceneevent.h index be50e96..8b24d33 100644 --- a/src/gui/graphicsview/qgraphicssceneevent.h +++ b/src/gui/graphicsview/qgraphicssceneevent.h @@ -42,8 +42,12 @@ #ifndef QGRAPHICSSCENEEVENT_H #define QGRAPHICSSCENEEVENT_H -#include <QtCore/qcoreevent.h> +#include <QtGui/qevent.h> #include <QtCore/qpoint.h> +#include <QtCore/qrect.h> +#include <QtGui/qpolygon.h> +#include <QtCore/qset.h> +#include <QtCore/qhash.h> QT_BEGIN_HEADER @@ -302,6 +306,82 @@ public: void setNewPos(const QPointF &pos); }; +class QGesture; +class QGraphicsItem; +class QGraphicsSceneGestureEventPrivate; +class Q_GUI_EXPORT QGraphicsSceneGestureEvent : public QGraphicsSceneEvent +{ + Q_DECLARE_PRIVATE(QGraphicsSceneGestureEvent) +public: + QGraphicsSceneGestureEvent(); + ~QGraphicsSceneGestureEvent(); + + bool contains(const QString &type) const; + bool contains(Qt::GestureType type) const; + + QList<QString> gestureTypes() const; + + const QGesture* gesture(Qt::GestureType type) const; + const QGesture* gesture(const QString &type) const; + QList<QGesture*> gestures() const; + void setGestures(const QList<QGesture*> &gestures); + void setGestures(const QSet<QGesture*> &gestures); + + QSet<QString> cancelledGestures() const; + void setCancelledGestures(const QSet<QString> &cancelledGestures); + + void acceptAll(); +#ifndef Q_NO_USING_KEYWORD + using QEvent::accept; +#else + inline void accept() { QEvent::accept(); } +#endif + void accept(Qt::GestureType type); + void accept(const QString &type); + + QPointF mapToScene(const QPoint &point) const; + QPolygonF mapToScene(const QRect &rect) const; + QPointF mapToItem(const QPoint &point, QGraphicsItem *item) const; + QPolygonF mapToItem(const QRect &rect, QGraphicsItem *item) const; + +protected: + QHash<QString, QGesture*> m_gestures; + QSet<QString> m_cancelledGestures; +}; + +class QGraphicsSceneTouchEventPrivate; +class Q_GUI_EXPORT QGraphicsSceneTouchEvent : public QGraphicsSceneEvent +{ +public: + class Q_GUI_EXPORT TouchPoint : public QTouchEvent::TouchPoint + { + public: + QPointF scenePos() const; + void setScenePos(const QPointF &scenePos); + + QPointF startScenePos() const; + void setStartScenePos(const QPointF &startScenePos); + + QPointF lastScenePos() const; + void setLastScenePos(const QPointF &lastScenePos); + + qreal pressure() const; // 0.0 -> 1.0 + void setPressure(qreal pressure); + }; + + QGraphicsSceneTouchEvent(Type type = None); + ~QGraphicsSceneTouchEvent(); + + const QList<QGraphicsSceneTouchEvent::TouchPoint *> &touchPoints() const; + void setTouchPoints(const QList<QGraphicsSceneTouchEvent::TouchPoint *> &touchPoints); + + Qt::KeyboardModifiers modifiers() const; + void setModifiers(Qt::KeyboardModifiers modifiers); + +private: + Q_DECLARE_PRIVATE(QGraphicsSceneTouchEvent); +}; + #endif // QT_NO_GRAPHICSVIEW QT_END_NAMESPACE diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 396618c..f3feb15 100644 --- a/src/gui/graphicsview/qgraphicsview.cpp +++ b/src/gui/graphicsview/qgraphicsview.cpp @@ -295,6 +295,8 @@ static const int QGRAPHICSVIEW_PREALLOC_STYLE_OPTIONS = 503; // largest prime < QT_BEGIN_NAMESPACE +bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); + inline int q_round_bound(qreal d) //### (int)(qreal) INT_MAX != INT_MAX for single precision { if (d <= (qreal) INT_MIN) @@ -304,6 +306,30 @@ inline int q_round_bound(qreal d) //### (int)(qreal) INT_MAX != INT_MAX for sing return d >= 0.0 ? int(d + 0.5) : int(d - int(d-1) + 0.5) + int(d-1); } +static void qt_convertTouchEventToGraphicsSceneTouchEvent(QGraphicsViewPrivate *d, + QTouchEvent *originalEvent, + QGraphicsSceneTouchEvent *touchEvent) +{ + QList<QTouchEvent::TouchPoint *> originalTouchPoints = originalEvent->touchPoints(); + QList<QGraphicsSceneTouchEvent::TouchPoint *> touchPoints; + for (int i = 0; i < originalTouchPoints.count(); ++i) { + QGraphicsSceneTouchEvent::TouchPoint *touchPoint = + static_cast<QGraphicsSceneTouchEvent::TouchPoint *>(originalTouchPoints.at(i)); + // the scene will set the pos before delivering to an item + touchPoint->setScenePos(d->mapToScene(touchPoint->pos())); + // the scene will set the startPos before delivering to an item + touchPoint->setStartScenePos(d->mapToScene(touchPoint->startPos())); + // the scene will set the lastPos before delivering to an item + touchPoint->setLastScenePos(d->mapToScene(touchPoint->lastScreenPos())); + // lastScreenPos is already set in the originalTouchPoint + + touchPoints.append(touchPoint); + } + + touchEvent->setTouchPoints(touchPoints); + touchEvent->setModifiers(originalEvent->modifiers()); +} + /*! \internal */ @@ -602,7 +628,7 @@ void QGraphicsViewPrivate::mouseMoveEventHandler(QMouseEvent *event) lastMouseMoveScenePoint = mouseEvent.scenePos(); lastMouseMoveScreenPoint = mouseEvent.screenPos(); mouseEvent.setAccepted(false); - QApplication::sendEvent(scene, &mouseEvent); + qt_sendSpontaneousEvent(scene, &mouseEvent); // Remember whether the last event was accepted or not. lastMouseEvent.setAccepted(mouseEvent.isAccepted()); @@ -1623,7 +1649,7 @@ void QGraphicsView::setScene(QGraphicsScene *scene) this, SLOT(updateScene(QList<QRectF>))); disconnect(d->scene, SIGNAL(sceneRectChanged(QRectF)), this, SLOT(updateSceneRect(QRectF))); - d->scene->d_func()->views.removeAll(this); + d->scene->d_func()->removeView(this); d->connectedToScene = false; } @@ -1632,7 +1658,7 @@ void QGraphicsView::setScene(QGraphicsScene *scene) connect(d->scene, SIGNAL(sceneRectChanged(QRectF)), this, SLOT(updateSceneRect(QRectF))); d->updateSceneSlotReimplementedChecked = false; - d->scene->d_func()->views << this; + d->scene->d_func()->addView(this); d->recalculateContentSize(); d->lastCenterPoint = sceneRect().center(); d->keepLastCenterPoint = true; @@ -2759,6 +2785,9 @@ bool QGraphicsView::event(QEvent *event) } } break; + case QEvent::Gesture: + viewportEvent(event); + return true; default: break; } @@ -2839,6 +2868,43 @@ bool QGraphicsView::viewportEvent(QEvent *event) d->scene->d_func()->updateAll = false; } break; + case QEvent::Gesture: { + QGraphicsSceneGestureEvent gestureEvent; + gestureEvent.setWidget(this); + QGestureEvent *ev = static_cast<QGestureEvent*>(event); + gestureEvent.setGestures(ev->gestures()); + gestureEvent.setCancelledGestures(ev->cancelledGestures()); + QApplication::sendEvent(d->scene, &gestureEvent); + event->setAccepted(gestureEvent.isAccepted()); + return true; + } + break; + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: + { + if (!isEnabled()) + return false; + + if (d->scene && d->sceneInteractionAllowed) { + // Convert and deliver the touch event to the scene. + QEvent::Type eventType = event->type() == QEvent::TouchBegin + ? QEvent::GraphicsSceneTouchBegin + : event->type() == QEvent::TouchEnd + ? QEvent::GraphicsSceneTouchEnd + : QEvent::GraphicsSceneTouchUpdate; + QGraphicsSceneTouchEvent touchEvent(eventType); + touchEvent.setWidget(viewport()); + qt_convertTouchEventToGraphicsSceneTouchEvent(d, + static_cast<QTouchEvent *>(event), + &touchEvent); + touchEvent.setAccepted(false); + QApplication::sendEvent(d->scene, &touchEvent); + event->setAccepted(touchEvent.isAccepted()); + } + + return true; + } default: break; } @@ -3097,7 +3163,7 @@ void QGraphicsView::mouseDoubleClickEvent(QMouseEvent *event) mouseEvent.setAccepted(false); mouseEvent.setButton(event->button()); mouseEvent.setModifiers(event->modifiers()); - QApplication::sendEvent(d->scene, &mouseEvent); + qt_sendSpontaneousEvent(d->scene, &mouseEvent); } /*! @@ -3136,7 +3202,7 @@ void QGraphicsView::mousePressEvent(QMouseEvent *event) mouseEvent.setButton(event->button()); mouseEvent.setModifiers(event->modifiers()); mouseEvent.setAccepted(false); - QApplication::sendEvent(d->scene, &mouseEvent); + qt_sendSpontaneousEvent(d->scene, &mouseEvent); // Update the original mouse event accepted state. bool isAccepted = mouseEvent.isAccepted(); @@ -3306,7 +3372,7 @@ void QGraphicsView::mouseReleaseEvent(QMouseEvent *event) mouseEvent.setButton(event->button()); mouseEvent.setModifiers(event->modifiers()); mouseEvent.setAccepted(false); - QApplication::sendEvent(d->scene, &mouseEvent); + qt_sendSpontaneousEvent(d->scene, &mouseEvent); // Update the last mouse event selected state. d->lastMouseEvent.setAccepted(mouseEvent.isAccepted()); @@ -3776,6 +3842,14 @@ void QGraphicsView::resetTransform() setTransform(QTransform()); } +QPointF QGraphicsViewPrivate::mapToScene(const QPointF &point) const +{ + QPointF p = point; + p.rx() += horizontalScroll(); + p.ry() += verticalScroll(); + return identityMatrix ? p : matrix.inverted().map(p); +} + QT_END_NAMESPACE #include "moc_qgraphicsview.cpp" diff --git a/src/gui/graphicsview/qgraphicsview_p.h b/src/gui/graphicsview/qgraphicsview_p.h index c18f85d..779b638 100644 --- a/src/gui/graphicsview/qgraphicsview_p.h +++ b/src/gui/graphicsview/qgraphicsview_p.h @@ -174,6 +174,15 @@ public: bool updateSceneSlotReimplementedChecked; QList<QGraphicsItem *> findItems(const QRegion &exposedRegion, bool *allItems) const; + + void generateStyleOptions(const QList<QGraphicsItem *> &itemList, + QGraphicsItem **itemArray, + QStyleOptionGraphicsItem *styleOptionArray, + const QTransform &worldTransform, + bool allItems, + const QRegion &exposedRegion) const; + + QPointF mapToScene(const QPointF &point) const; }; QT_END_NAMESPACE diff --git a/src/gui/kernel/kernel.pri b/src/gui/kernel/kernel.pri index a1b982a..3016afb 100644 --- a/src/gui/kernel/kernel.pri +++ b/src/gui/kernel/kernel.pri @@ -41,7 +41,15 @@ HEADERS += \ kernel/qwidgetaction.h \ kernel/qwidgetaction_p.h \ kernel/qwindowdefs.h \ - kernel/qkeymapper_p.h + kernel/qkeymapper_p.h \ + kernel/qgesture.h \ + kernel/qgesture_p.h \ + kernel/qgesturemanager_p.h \ + kernel/qgesturerecognizer_p.h \ + kernel/qgesturerecognizer.h \ + kernel/qgesturestandardrecognizers_p.h \ + kernel/qdirectionrecognizer_p.h \ + kernel/qdirectionsimplificator_p.h SOURCES += \ kernel/qaction.cpp \ @@ -70,7 +78,12 @@ SOURCES += \ kernel/qwhatsthis.cpp \ kernel/qwidget.cpp \ kernel/qwidgetaction.cpp \ - kernel/qkeymapper.cpp + kernel/qkeymapper.cpp \ + kernel/qgesture.cpp \ + kernel/qgesturemanager.cpp \ + kernel/qgesturerecognizer.cpp \ + kernel/qgesturestandardrecognizers.cpp \ + kernel/qdirectionrecognizer.cpp win32 { DEFINES += QT_NO_DIRECTDRAW diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp index 824d6f1..b142f2e 100644 --- a/src/gui/kernel/qapplication.cpp +++ b/src/gui/kernel/qapplication.cpp @@ -85,10 +85,13 @@ #include <stdlib.h> #include "qapplication_p.h" +#include "qevent_p.h" #include "qwidget_p.h" #include "qapplication.h" +#include <private/qgesturemanager_p.h> + #ifdef Q_WS_WINCE #include "qdatetime.h" #include "qguifunctions_wince.h" @@ -97,6 +100,8 @@ extern bool qt_wince_is_mobile(); //qguifunctions_wince.cpp extern bool qt_wince_is_pocket_pc(); //qguifunctions_wince.cpp #endif +#include "qdatetime.h" + //#define ALIEN_DEBUG static void initResources() @@ -132,6 +137,14 @@ int QApplicationPrivate::autoMaximizeThreshold = -1; bool QApplicationPrivate::autoSipEnabled = false; #endif +QGestureManager* QGestureManager::instance() +{ + QApplicationPrivate *d = qApp->d_func(); + if (!d->gestureManager) + d->gestureManager = new QGestureManager(qApp); + return d->gestureManager; +} + QApplicationPrivate::QApplicationPrivate(int &argc, char **argv, QApplication::Type type) : QCoreApplicationPrivate(argc, argv) { @@ -155,6 +168,8 @@ QApplicationPrivate::QApplicationPrivate(int &argc, char **argv, QApplication::T directPainters = 0; #endif + gestureManager = 0; + if (!self) self = this; } @@ -2859,7 +2874,8 @@ QWidget *QApplicationPrivate::pickMouseReceiver(QWidget *candidate, const QPoint */ bool QApplicationPrivate::sendMouseEvent(QWidget *receiver, QMouseEvent *event, QWidget *alienWidget, QWidget *nativeWidget, - QWidget **buttonDown, QPointer<QWidget> &lastMouseReceiver) + QWidget **buttonDown, QPointer<QWidget> &lastMouseReceiver, + bool spontaneous) { Q_ASSERT(receiver); Q_ASSERT(event); @@ -2912,7 +2928,11 @@ bool QApplicationPrivate::sendMouseEvent(QWidget *receiver, QMouseEvent *event, // We need this quard in case someone opens a modal dialog / popup. If that's the case // leaveAfterRelease is set to null, but we shall not update lastMouseReceiver. const bool wasLeaveAfterRelease = leaveAfterRelease != 0; - bool result = QApplication::sendSpontaneousEvent(receiver, event); + bool result; + if (spontaneous) + result = QApplication::sendSpontaneousEvent(receiver, event); + else + result = QApplication::sendEvent(receiver, event); if (!graphicsWidget && leaveAfterRelease && event->type() == QEvent::MouseButtonRelease && !event->buttons() && QWidget::mouseGrabber() != leaveAfterRelease) { @@ -3571,6 +3591,18 @@ bool QApplication::notify(QObject *receiver, QEvent *e) #endif // !QT_NO_WHEELEVENT || !QT_NO_TABLETEVENT } + if (!d->grabbedGestures.isEmpty() && e->spontaneous() && receiver->isWidgetType()) { + const QEvent::Type t = e->type(); + if (t == QEvent::MouseButtonPress || t == QEvent::MouseButtonRelease || t == QEvent::MouseMove + || t == QEvent::MouseButtonDblClick || t == QEvent::Wheel + || t == QEvent::KeyPress || t == QEvent::KeyRelease + || t == QEvent::TabletPress || t == QEvent::TabletRelease || t == QEvent::TabletMove + || t >= QEvent::User) { + if (QGestureManager::instance()->filterEvent(static_cast<QWidget*>(receiver), e)) + return true; + } + } + // User input and window activation makes tooltips sleep switch (e->type()) { case QEvent::Wheel: @@ -3698,19 +3730,10 @@ bool QApplication::notify(QObject *receiver, QEvent *e) QPoint relpos = mouse->pos(); if (e->spontaneous()) { - if (e->type() == QEvent::MouseButtonPress) { - QWidget *fw = w; - while (fw) { - if (fw->isEnabled() - && QApplicationPrivate::shouldSetFocus(fw, Qt::ClickFocus)) { - fw->setFocus(Qt::MouseFocusReason); - break; - } - if (fw->isWindow()) - break; - fw = fw->parentWidget(); - } + QApplicationPrivate::giveFocusAccordingToFocusPolicy(w, + Qt::ClickFocus, + Qt::MouseFocusReason); } if (e->type() == QEvent::MouseMove && mouse->buttons() == 0) { @@ -3792,17 +3815,9 @@ bool QApplication::notify(QObject *receiver, QEvent *e) bool eventAccepted = wheel->isAccepted(); if (e->spontaneous()) { - QWidget *fw = w; - while (fw) { - if (fw->isEnabled() - && QApplicationPrivate::shouldSetFocus(fw, Qt::WheelFocus)) { - fw->setFocus(Qt::MouseFocusReason); - break; - } - if (fw->isWindow()) - break; - fw = fw->parentWidget(); - } + QApplicationPrivate::giveFocusAccordingToFocusPolicy(w, + Qt::WheelFocus, + Qt::MouseFocusReason); } while (w) { @@ -4007,7 +4022,48 @@ bool QApplication::notify(QObject *receiver, QEvent *e) } break; #endif + case QEvent::TouchBegin: + // Note: TouchUpdate and TouchEnd events are sent to d->currentMultitouchWidget and never propagated + { + QWidget *widget = static_cast<QWidget *>(receiver); + QWidget *origin = widget; + QTouchEvent *touchEvent = static_cast<QTouchEvent *>(e); + bool eventAccepted = touchEvent->isAccepted(); + if (widget->testAttribute(Qt::WA_AcceptTouchEvents) && e->spontaneous()) { + // give the widget focus if the focus policy allows it + QApplicationPrivate::giveFocusAccordingToFocusPolicy(widget, + Qt::ClickFocus, + Qt::MouseFocusReason); + } + while (widget) { + // first, try to deliver the touch event + touchEvent->ignore(); + res = widget->testAttribute(Qt::WA_AcceptTouchEvents) + && d->notify_helper(widget, touchEvent); + eventAccepted = touchEvent->isAccepted(); + widget->setAttribute(Qt::WA_AcceptedTouchBeginEvent, res && eventAccepted); + touchEvent->spont = false; + if (res && eventAccepted) { + // the first widget to accept the TouchBegin gets an implicit grab. + for (int i = 0; i < touchEvent->_touchPoints.count(); ++i) { + QTouchEvent::TouchPoint *touchPoint = touchEvent->_touchPoints.at(i); + d->widgetForTouchPointId[touchPoint->d->id] = widget; + } + if (origin != widget) + d->widgetCurrentTouchPoints.remove(origin); + d->widgetCurrentTouchPoints[widget] = touchEvent->_touchPoints; + break; + } else if (widget->isWindow() || widget->testAttribute(Qt::WA_NoMousePropagation)) { + break; + } + widget = widget->parentWidget(); + d->updateTouchPointsForWidget(widget, touchEvent); + } + + touchEvent->setAccepted(eventAccepted); + break; + } default: res = d->notify_helper(receiver, e); break; @@ -4974,6 +5030,23 @@ Qt::LayoutDirection QApplication::keyboardInputDirection() return qt_keymapper_private()->keyboardInputDirection; } +void QApplicationPrivate::giveFocusAccordingToFocusPolicy(QWidget *widget, + Qt::FocusPolicy focusPolicy, + Qt::FocusReason focusReason) +{ + QWidget *focusWidget = widget; + while (focusWidget) { + if (focusWidget->isEnabled() + && QApplicationPrivate::shouldSetFocus(focusWidget, focusPolicy)) { + focusWidget->setFocus(focusReason); + break; + } + if (focusWidget->isWindow()) + break; + focusWidget = focusWidget->parentWidget(); + } +} + bool QApplicationPrivate::shouldSetFocus(QWidget *w, Qt::FocusPolicy policy) { QWidget *f = w; @@ -4987,6 +5060,57 @@ bool QApplicationPrivate::shouldSetFocus(QWidget *w, Qt::FocusPolicy policy) return true; } +/*! + \since 4.6 + + Adds custom gesture \a recognizer object. + + Qt takes ownership of the provided \a recognizer. + + \sa Qt::AA_EnableGestures, QGestureEvent +*/ +void QApplication::addGestureRecognizer(QGestureRecognizer *recognizer) +{ + QGestureManager::instance()->addRecognizer(recognizer); +} + +/*! + \since 4.6 + + Removes custom gesture \a recognizer object. + + \sa Qt::AA_EnableGestures, QGestureEvent +*/ +void QApplication::removeGestureRecognizer(QGestureRecognizer *recognizer) +{ + Q_D(QApplication); + if (!d->gestureManager) + return; + d->gestureManager->removeRecognizer(recognizer); +} + +/*! + \property QApplication::eventDeliveryDelayForGestures + \since 4.6 + + Specifies the \a delay before input events are delivered to the + gesture enabled widgets. + + The delay allows to postpone widget's input event handling until + gestures framework can successfully recognize a gesture. + + \sa QWidget::grabGesture +*/ +void QApplication::setEventDeliveryDelayForGestures(int delay) +{ + QGestureManager::instance()->setEventDeliveryDelay(delay); +} + +int QApplication::eventDeliveryDelayForGestures() +{ + return QGestureManager::instance()->eventDeliveryDelay(); +} + /*! \fn QDecoration &QApplication::qwsDecoration() Return the QWSDecoration used for decorating windows. @@ -5118,6 +5242,19 @@ bool QApplicationPrivate::shouldSetFocus(QWidget *w, Qt::FocusPolicy policy) This normally takes some time. Does nothing on other platforms. */ +void QApplicationPrivate::updateTouchPointsForWidget(QWidget *widget, QTouchEvent *touchEvent) +{ + for (int i = 0; i < touchEvent->_touchPoints.count(); ++i) { + QTouchEvent::TouchPoint *touchPoint = touchEvent->_touchPoints.at(i); + + // preserve the sub-pixel resolution + const QPointF delta = touchPoint->d->screenPos - touchPoint->d->screenPos.toPoint(); + touchPoint->d->pos = widget->mapFromGlobal(touchPoint->d->screenPos.toPoint()) + delta; + touchPoint->d->startPos = widget->mapFromGlobal(touchPoint->d->startScreenPos.toPoint()) + delta; + touchPoint->d->lastPos = widget->mapFromGlobal(touchPoint->d->lastScreenPos.toPoint()) + delta; + } +} + QT_END_NAMESPACE #include "moc_qapplication.cpp" diff --git a/src/gui/kernel/qapplication.h b/src/gui/kernel/qapplication.h index 2baf6dc..e09ea08 100644 --- a/src/gui/kernel/qapplication.h +++ b/src/gui/kernel/qapplication.h @@ -71,6 +71,7 @@ class QStyle; class QEventLoop; class QIcon; class QInputContext; +class QGestureRecognizer; template <typename T> class QList; class QLocale; #if defined(Q_WS_QWS) @@ -106,6 +107,7 @@ class Q_GUI_EXPORT QApplication : public QCoreApplication Q_PROPERTY(int autoMaximizeThreshold READ autoMaximizeThreshold WRITE setAutoMaximizeThreshold) Q_PROPERTY(bool autoSipEnabled READ autoSipEnabled WRITE setAutoSipEnabled) #endif + Q_PROPERTY(int eventDeliveryDelayForGestures READ eventDeliveryDelayForGestures WRITE setEventDeliveryDelayForGestures) public: enum Type { Tty, GuiClient, GuiServer }; @@ -266,6 +268,12 @@ public: static bool keypadNavigationEnabled(); #endif + void addGestureRecognizer(QGestureRecognizer *recognizer); + void removeGestureRecognizer(QGestureRecognizer *recognizer); + + void setEventDeliveryDelayForGestures(int delay); + int eventDeliveryDelayForGestures(); + Q_SIGNALS: void lastWindowClosed(); void focusChanged(QWidget *old, QWidget *now); @@ -374,6 +382,7 @@ private: friend class QDirectPainter; friend class QDirectPainterPrivate; #endif + friend class QGestureManager; #if defined(Q_WS_WIN) friend QApplicationPrivate* getQApplicationPrivateInternal(); diff --git a/src/gui/kernel/qapplication_p.h b/src/gui/kernel/qapplication_p.h index 7e97418..08020fb 100644 --- a/src/gui/kernel/qapplication_p.h +++ b/src/gui/kernel/qapplication_p.h @@ -55,6 +55,7 @@ // #include "QtGui/qapplication.h" +#include "QtGui/qevent.h" #include "QtGui/qfont.h" #include "QtGui/qcursor.h" #include "QtGui/qregion.h" @@ -77,11 +78,9 @@ class QClipboard; class QGraphicsScene; class QGraphicsSystem; class QInputContext; -class QKeyEvent; -class QMouseEvent; class QObject; -class QWheelEvent; class QWidget; +class QGestureManager; extern bool qt_is_gui_used; #ifndef QT_NO_CLIPBOARD @@ -189,6 +188,12 @@ extern "C" { } #endif +#if defined(Q_WS_WIN) +typedef BOOL (WINAPI *qt_RegisterTouchWindowPtr)(HWND, ULONG); +typedef BOOL (WINAPI *qt_GetTouchInputInfoPtr)(HANDLE, UINT, PVOID, int); +typedef BOOL (WINAPI *qt_CloseTouchInputHandlePtr)(HANDLE); +#endif + class QScopedLoopLevelCounter { QThreadData *threadData; @@ -419,17 +424,49 @@ public: QEvent::Type type, Qt::MouseButtons buttons, QWidget *buttonDown, QWidget *alienWidget); static bool sendMouseEvent(QWidget *receiver, QMouseEvent *event, QWidget *alienWidget, - QWidget *native, QWidget **buttonDown, QPointer<QWidget> &lastMouseReceiver); + QWidget *native, QWidget **buttonDown, QPointer<QWidget> &lastMouseReceiver, + bool spontaneous = true); #if defined(Q_WS_WIN) || defined(Q_WS_X11) void sendSyntheticEnterLeave(QWidget *widget); #endif + QGestureManager *gestureManager; + // map<gesture name -> number of widget subscribed to it> + QMap<QString, int> grabbedGestures; + + QHash<int, QWidget *> widgetForTouchPointId; + QMap<QWidget *, QList<QTouchEvent::TouchPoint *> > widgetCurrentTouchPoints; + static void updateTouchPointsForWidget(QWidget *widget, QTouchEvent *touchEvent); + +#if defined(Q_WS_WIN) + static qt_RegisterTouchWindowPtr RegisterTouchWindow; + static qt_GetTouchInputInfoPtr GetTouchInputInfo; + static qt_CloseTouchInputHandlePtr CloseTouchInputHandle; + + QHash<DWORD, int> touchInputIDToTouchPointID; + QVector<QTouchEvent::TouchPoint *> appAllTouchPoints; + QList<QTouchEvent::TouchPoint *> appCurrentTouchPoints; + + void initializeMultitouch(); + static QTouchEvent::TouchPoint *findClosestTouchPoint(const QList<QTouchEvent::TouchPoint *> &activeTouchPoints, + const QPointF &screenPos); + QEvent::Type appendTouchPoint(QTouchEvent::TouchPoint *touchPoint, + QList<QTouchEvent::TouchPoint *> *currentTouchPoints); + QEvent::Type removeTouchPoint(QTouchEvent::TouchPoint *touchPoint, + QList<QTouchEvent::TouchPoint *> *currentTouchPoints); + bool translateTouchEvent(const MSG &msg); +#endif + private: #ifdef Q_WS_QWS QMap<const QScreen*, QRect> maxWindowRects; #endif static QApplicationPrivate *self; + + static void giveFocusAccordingToFocusPolicy(QWidget *w, + Qt::FocusPolicy focusPolicy, + Qt::FocusReason focusReason); static bool shouldSetFocus(QWidget *w, Qt::FocusPolicy policy); }; diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp index 6237657..f537805 100644 --- a/src/gui/kernel/qapplication_win.cpp +++ b/src/gui/kernel/qapplication_win.cpp @@ -88,6 +88,7 @@ extern void qt_wince_hide_taskbar(HWND hwnd); //defined in qguifunctions_wince.c #include "qdebug.h" #include <private/qkeymapper_p.h> #include <private/qlocale_p.h> +#include "qevent_p.h" //#define ALIEN_DEBUG @@ -112,6 +113,39 @@ extern void qt_wince_hide_taskbar(HWND hwnd); //defined in qguifunctions_wince.c # include <winable.h> #endif +#ifndef WM_TOUCHMOVE + +# define WM_TOUCHMOVE 0x0240 +# define WM_TOUCHDOWN 0x0241 +# define WM_TOUCHUP 0x0242 + +# define TOUCHEVENTF_MOVE 0x0001 +# define TOUCHEVENTF_DOWN 0x0002 +# define TOUCHEVENTF_UP 0x0004 +# define TOUCHEVENTF_INRANGE 0x0008 +# define TOUCHEVENTF_PRIMARY 0x0010 +# define TOUCHEVENTF_NOCOALESCE 0x0020 +# define TOUCHEVENTF_PEN 0x0040 + +# define TOUCHINPUTMASKF_TIMEFROMSYSTEM 0x0001 +# define TOUCHINPUTMASKF_EXTRAINFO 0x0002 +# define TOUCHINPUTMASKF_CONTACTAREA 0x0004 + +typedef struct tagTOUCHINPUT +{ + LONG x; + LONG y; + HANDLE hSource; + DWORD dwID; + DWORD dwFlags; + DWORD dwMask; + DWORD dwTime; + ULONG_PTR dwExtraInfo; + DWORD cxContact; + DWORD cyContact; +} TOUCHINPUT, *PTOUCHINPUT; + +#endif #ifndef FLASHW_STOP typedef struct { @@ -853,6 +887,8 @@ void qt_init(QApplicationPrivate *priv, int) if (ptrUpdateLayeredWindow && !ptrUpdateLayeredWindowIndirect) ptrUpdateLayeredWindowIndirect = qt_updateLayeredWindowIndirect; #endif + + priv->initializeMultitouch(); } /***************************************************************************** @@ -1716,6 +1752,11 @@ LRESULT CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam result = widget->translateWheelEvent(msg); } else { switch (message) { + case WM_TOUCHMOVE: + case WM_TOUCHDOWN: + case WM_TOUCHUP: + result = getQApplicationPrivateInternal()->translateTouchEvent(msg); + break; case WM_KEYDOWN: // keyboard event case WM_SYSKEYDOWN: qt_keymapper_private()->updateKeyMap(msg); @@ -3956,4 +3997,234 @@ void QSessionManager::cancel() #endif //QT_NO_SESSIONMANAGER +qt_RegisterTouchWindowPtr QApplicationPrivate::RegisterTouchWindow = 0; +qt_GetTouchInputInfoPtr QApplicationPrivate::GetTouchInputInfo = 0; +qt_CloseTouchInputHandlePtr QApplicationPrivate::CloseTouchInputHandle = 0; + +void QApplicationPrivate::initializeMultitouch() +{ + QLibrary library(QLatin1String("user32")); + RegisterTouchWindow = static_cast<qt_RegisterTouchWindowPtr>(library.resolve("RegisterTouchWindow")); + GetTouchInputInfo = static_cast<qt_GetTouchInputInfoPtr>(library.resolve("GetTouchInputInfo")); + CloseTouchInputHandle = static_cast<qt_CloseTouchInputHandlePtr>(library.resolve("CloseTouchInputHandle")); + + widgetForTouchPointId.clear(); + widgetCurrentTouchPoints.clear(); + touchInputIDToTouchPointID.clear(); + appAllTouchPoints.clear(); + appCurrentTouchPoints.clear(); +} + +QTouchEvent::TouchPoint *QApplicationPrivate::findClosestTouchPoint(const QList<QTouchEvent::TouchPoint *> &appActiveTouchPoints, + const QPointF &screenPos) +{ + QTouchEvent::TouchPoint *closestTouchPoint = 0; + qreal closestDistance; + for (int i = 0; i < appActiveTouchPoints.count(); ++i) { + QTouchEvent::TouchPoint *touchPoint = appActiveTouchPoints.at(i); + qreal distance = QLineF(screenPos, touchPoint->d->screenPos).length(); + if (!closestTouchPoint || distance < closestDistance) { + closestTouchPoint = touchPoint; + closestDistance = distance; + } + } + return closestTouchPoint; +} + +QEvent::Type QApplicationPrivate::appendTouchPoint(QTouchEvent::TouchPoint *touchPoint, + QList<QTouchEvent::TouchPoint *> *currentTouchPoints) +{ + QEvent::Type eventType = currentTouchPoints->isEmpty() + ? QEvent::TouchBegin + : QEvent::TouchUpdate; + + // insort touch point (for the app) + int at = 0; + for (; at < appCurrentTouchPoints.count(); ++at) { + if (appCurrentTouchPoints.at(at)->id() > touchPoint->id()) + break; + } + appCurrentTouchPoints.insert(at, touchPoint); + // again, for the widget's currentTouchPoints + for (at = 0; at < currentTouchPoints->count(); ++at) { + if (currentTouchPoints->at(at)->id() > touchPoint->id()) + break; + } + currentTouchPoints->insert(at, touchPoint); + + if (appCurrentTouchPoints.count() > appAllTouchPoints.count()) { + qFatal("Qt: INTERNAL ERROR: appCurrentTouchPoints.count() (%d) > appAllTouchPoints.count() (%d)", + appCurrentTouchPoints.count(), + appAllTouchPoints.count()); + } + + return eventType; +} + +QEvent::Type QApplicationPrivate::removeTouchPoint(QTouchEvent::TouchPoint *touchPoint, + QList<QTouchEvent::TouchPoint *> *currentTouchPoints) +{ + // remove touch point from all known touch points + for (int i = qMin(appCurrentTouchPoints.count() - 1, touchPoint->id()); i >= 0; --i) { + if (appCurrentTouchPoints.at(i) == touchPoint) { + appCurrentTouchPoints.removeAt(i); + break; + } + } + // again, for the widget's currentTouchPoints + for (int i = qMin(currentTouchPoints->count() - 1, touchPoint->id()); i >= 0; --i) { + if (currentTouchPoints->at(i) == touchPoint) { + currentTouchPoints->removeAt(i); + break; + } + } + + return currentTouchPoints->isEmpty() ? QEvent::TouchEnd : QEvent::TouchUpdate; +} + +bool QApplicationPrivate::translateTouchEvent(const MSG &msg) +{ + Q_Q(QApplication); + + QWidget *widgetForHwnd = QWidget::find(msg.hwnd); + if (!widgetForHwnd) + return false; + + QList<QTouchEvent::TouchPoint *> appActiveTouchPoints = appCurrentTouchPoints; + + QHash<QWidget *, QTouchEvent> widgetsNeedingEvents; + QVector<TOUCHINPUT> winTouchInputs(msg.wParam); + memset(winTouchInputs.data(), 0, sizeof(TOUCHINPUT) * winTouchInputs.count()); + QApplicationPrivate::GetTouchInputInfo((HANDLE) msg.lParam, msg.wParam, winTouchInputs.data(), sizeof(TOUCHINPUT)); + for (int i = 0; i < winTouchInputs.count(); ++i) { + const TOUCHINPUT &touchInput = winTouchInputs.at(i); + + int touchPointID = touchInputIDToTouchPointID.value(touchInput.dwID, -1); + if (touchPointID == -1) { + touchPointID = touchInputIDToTouchPointID.count(); + touchInputIDToTouchPointID.insert(touchInput.dwID, touchPointID); + } + + if (appAllTouchPoints.count() <= touchPointID) + appAllTouchPoints.resize(touchPointID + 1); + + QTouchEvent::TouchPoint *touchPoint = appAllTouchPoints.at(touchPointID); + if (!touchPoint) + touchPoint = appAllTouchPoints[touchPointID] = new QTouchEvent::TouchPoint(touchPointID); + + // update state + QWidget *widget = 0; + bool down = touchPoint->d->state != Qt::TouchPointReleased; + QPointF screenPos(qreal(touchInput.x) / qreal(100.), qreal(touchInput.y) / qreal(100.)); + QEvent::Type eventType = QEvent::None; + + QList<QTouchEvent::TouchPoint *> activeTouchPoints; + if (!down && (touchInput.dwFlags & TOUCHEVENTF_DOWN)) { + // determine which widget this event will go to + widget = widgetForHwnd->childAt(widgetForHwnd->mapFromGlobal(screenPos.toPoint())); + if (!widget) + widget = widgetForHwnd; + + QTouchEvent::TouchPoint *closestTouchPoint = findClosestTouchPoint(appActiveTouchPoints, screenPos); + if (closestTouchPoint) { + QWidget *closestWidget = widgetForTouchPointId.value(closestTouchPoint->d->id); + if (closestWidget + && (widget->isAncestorOf(closestWidget) + || closestWidget->isAncestorOf(widget))) + widget = closestWidget; + } + widgetForTouchPointId[touchPoint->d->id] = widget; + + QList<QTouchEvent::TouchPoint *> ¤tTouchPoints = widgetCurrentTouchPoints[widget]; + eventType = appendTouchPoint(touchPoint, ¤tTouchPoints); + // make sure new points are added to activeTouchPoints as well + appActiveTouchPoints = appCurrentTouchPoints; + activeTouchPoints = currentTouchPoints; + + touchPoint->d->state = Qt::TouchPointPressed; + touchPoint->d->screenPos + = touchPoint->d->startScreenPos + = touchPoint->d->lastScreenPos + = screenPos; + touchPoint->d->pressure = qreal(1.); + } else if (down && (touchInput.dwFlags & TOUCHEVENTF_UP)) { + widget = widgetForTouchPointId.take(touchPoint->d->id); + QList<QTouchEvent::TouchPoint *> ¤tTouchPoints = widgetCurrentTouchPoints[widget]; + appActiveTouchPoints = appCurrentTouchPoints; + activeTouchPoints = currentTouchPoints; + eventType = removeTouchPoint(touchPoint, ¤tTouchPoints); + + touchPoint->d->state = Qt::TouchPointReleased; + touchPoint->d->lastScreenPos = touchPoint->d->screenPos; + touchPoint->d->screenPos = screenPos; + touchPoint->d->pressure = qreal(0.); + } else if (down) { + widget = widgetForTouchPointId.value(touchPoint->d->id); + appActiveTouchPoints = appCurrentTouchPoints; + activeTouchPoints = widgetCurrentTouchPoints.value(widget); + eventType = QEvent::TouchUpdate; + touchPoint->d->state = screenPos == touchPoint->d->screenPos + ? Qt::TouchPointStationary + : Qt::TouchPointMoved; + touchPoint->d->lastScreenPos = touchPoint->d->screenPos; + touchPoint->d->screenPos = screenPos; + // pressure should still be 1. + } + Q_ASSERT(widget != 0 && eventType != QEvent::None); + + if (touchPoint->d->state != Qt::TouchPointStationary) { + widgetsNeedingEvents.insert(widget, + QTouchEvent(eventType, q->keyboardModifiers(), activeTouchPoints)); + } + } + QApplicationPrivate::CloseTouchInputHandle((HANDLE) msg.lParam); + + if (widgetsNeedingEvents.isEmpty()) + return false; + + bool returnValue = false; + qt_tabletChokeMouse = false; + + QHash<QWidget *, QTouchEvent>::ConstIterator it = widgetsNeedingEvents.constBegin(); + const QHash<QWidget *, QTouchEvent>::ConstIterator end = widgetsNeedingEvents.constEnd(); + for (; it != end; ++it) { + QWidget *widget = it.key(); + if (!QApplicationPrivate::tryModalHelper(widget, 0)) + continue; + + QTouchEvent touchEvent = it.value(); + updateTouchPointsForWidget(widget, &touchEvent); + + switch (touchEvent.type()) { + case QEvent::TouchBegin: + { + // if the TouchBegin handler recurses, we assume that means the event + // has been implicitly accepted and continue to send touch events + widget->setAttribute(Qt::WA_AcceptedTouchBeginEvent); + bool res = QApplication::sendSpontaneousEvent(widget, &touchEvent) + && touchEvent.isAccepted(); + returnValue = returnValue || (qt_tabletChokeMouse = qt_tabletChokeMouse || res); + break; + } + case QEvent::TouchEnd: + { + QList<QTouchEvent::TouchPoint *> currentTouchPoints = widgetCurrentTouchPoints.take(widget); + if (!currentTouchPoints.isEmpty()) { + qFatal("Qt: INTERNAL ERROR, the widget's currentTouchPoints should be empty!"); + } + // fall-through intended + } + default: + if (widget->testAttribute(Qt::WA_AcceptedTouchBeginEvent)) { + (void) QApplication::sendSpontaneousEvent(widget, &touchEvent); + qt_tabletChokeMouse = true; + } + returnValue = returnValue || qt_tabletChokeMouse; + break; + } + } + + return returnValue; +} + QT_END_NAMESPACE diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp index 90376b3..060e948 100644 --- a/src/gui/kernel/qapplication_x11.cpp +++ b/src/gui/kernel/qapplication_x11.cpp @@ -4414,7 +4414,6 @@ bool QETWidget::translateMouseEvent(const XEvent *event) QMouseEvent e(type, pos, globalPos, button, buttons, modifiers); QApplicationPrivate::sendMouseEvent(widget, &e, alienWidget, this, &qt_button_down, qt_last_mouse_receiver); - if (type == QEvent::MouseButtonPress && button == Qt::RightButton && (openPopupCount == oldOpenPopupCount)) { @@ -5022,6 +5021,7 @@ bool QETWidget::translatePropertyEvent(const XEvent *event) return true; } + // // Paint event translation // diff --git a/src/gui/kernel/qdirectionrecognizer.cpp b/src/gui/kernel/qdirectionrecognizer.cpp new file mode 100644 index 0000000..2896523 --- /dev/null +++ b/src/gui/kernel/qdirectionrecognizer.cpp @@ -0,0 +1,176 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qdirectionrecognizer_p.h" + +#include <math.h> + +QT_BEGIN_NAMESPACE + +static const int SIZE = 20; + +QDirectionSimpleRecognizer::QDirectionSimpleRecognizer() +{ +} + +Direction QDirectionSimpleRecognizer::addPosition(const QPoint &pos) +{ + if (!directions.isEmpty()) { + const QPoint tmp = pos - directions.back().point; + if (tmp.manhattanLength() < 5) + return Direction(); + } + if (lastPoint.isNull()) { + lastPoint = pos; + return Direction(); + } + int dx = pos.x() - lastPoint.x(); + int dy = pos.y() - lastPoint.y(); + Qt::DirectionType direction = Qt::NoDirection; + if (dx < 0) { + if (-1*dx >= SIZE/2) + direction = Qt::LeftDirection; + } else { + if (dx >= SIZE/2) + direction = Qt::RightDirection; + } + if (dy < 0) { + if (-1*dy >= SIZE/2) + direction = Qt::UpDirection; + } else { + if (dy >= SIZE/2) + direction = Qt::DownDirection; + } + if (direction == Qt::NoDirection) + return Direction(); + + lastPoint = pos; + directions.push_back(Direction(direction, pos)); + return Direction(direction, pos); +} + + +DirectionList QDirectionSimpleRecognizer::getDirections() const +{ + return directions; +} + +void QDirectionSimpleRecognizer::reset() +{ + directions.clear(); + lastPoint = QPoint(); +} + + +/// QDirectionDiagonalRecognizer + +QDirectionDiagonalRecognizer::QDirectionDiagonalRecognizer() +{ +} + +Direction QDirectionDiagonalRecognizer::addPosition(const QPoint &pos) +{ + if (!directions.isEmpty()) { + const QPoint tmp = pos - directions.back().point; + if (tmp.manhattanLength() < 5) + return Direction(); + } + if (lastPoint.isNull()) { + lastPoint = pos; + return Direction(); + } + int dx = pos.x() - lastPoint.x(); + int dy = pos.y() - lastPoint.y(); + int distance = sqrt(static_cast<double>(dx*dx + dy*dy)); + if (distance < SIZE/2) + return Direction(); + + Qt::DirectionType direction = Qt::NoDirection; + double angle = atan(1.0*qAbs(lastPoint.y() - pos.y())/qAbs(pos.x() - lastPoint.x())) * 180. / M_PI; + if (dx < 0 && dy <= 0) { + angle = 180 - angle; + } else if (dx <= 0 && dy > 0) { + angle += 180; + } else if (dx > 0 && dy > 0) { + angle = 360-angle; + } + if (angle < 0) + angle += 360; + if (angle <= 20) + direction = Qt::RightDirection; + else if (angle <= 65) + direction = Qt::RightUpDirection; + else if (angle <= 110) + direction = Qt::UpDirection; + else if (angle <= 155) + direction = Qt::LeftUpDirection; + else if (angle <= 200) + direction = Qt::LeftDirection; + else if (angle <= 245) + direction = Qt::LeftDownDirection; + else if (angle <= 290) + direction = Qt::DownDirection; + else if (angle <= 335) + direction = Qt::RightDownDirection; + else + direction = Qt::RightDirection; + + if (direction == Qt::NoDirection) + return Direction(); + + lastPoint = pos; + directions.push_back(Direction(direction, pos)); + return Direction(direction, pos); +} + + +DirectionList QDirectionDiagonalRecognizer::getDirections() const +{ + return directions; +} + +void QDirectionDiagonalRecognizer::reset() +{ + directions.clear(); + lastPoint = QPoint(); +} + +QT_END_NAMESPACE diff --git a/src/gui/kernel/qdirectionrecognizer_p.h b/src/gui/kernel/qdirectionrecognizer_p.h new file mode 100644 index 0000000..ca3d1c1 --- /dev/null +++ b/src/gui/kernel/qdirectionrecognizer_p.h @@ -0,0 +1,105 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDIRECTIONRECOGNIZER_P_H +#define QDIRECTIONRECOGNIZER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qpoint.h" +#include "qlist.h" + +QT_BEGIN_NAMESPACE + +struct Direction +{ + Qt::DirectionType direction; + QPoint point; + + Direction(Qt::DirectionType dir, const QPoint &pt) + : direction(dir), point(pt) { } + Direction() + : direction(Qt::NoDirection) { } + + inline bool isEmpty() const { return direction == Qt::NoDirection; } + inline bool isNull() const { return direction == Qt::NoDirection; } +}; + +typedef QList<Direction> DirectionList; + +class QDirectionSimpleRecognizer +{ +public: + QDirectionSimpleRecognizer(); + Direction addPosition(const QPoint &pos); + DirectionList getDirections() const; + void reset(); + +private: + QPoint lastPoint; + DirectionList directions; +}; + +class QDirectionDiagonalRecognizer +{ +public: + QDirectionDiagonalRecognizer(); + Direction addPosition(const QPoint &pos); + DirectionList getDirections() const; + void reset(); + +private: + QPoint lastPoint; + DirectionList directions; +}; + +QT_END_NAMESPACE + +#endif // QDIRECTIONRECOGNIZER_P_H diff --git a/src/gui/kernel/qdirectionsimplificator_p.h b/src/gui/kernel/qdirectionsimplificator_p.h new file mode 100644 index 0000000..7b71ca0 --- /dev/null +++ b/src/gui/kernel/qdirectionsimplificator_p.h @@ -0,0 +1,172 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDIRECTIONSIMPLIFICATOR_P_H +#define QDIRECTIONSIMPLIFICATOR_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "private/qdirectionrecognizer_p.h" + +QT_BEGIN_NAMESPACE + +class QDirectionSimplificator +{ +public: + QDirectionSimplificator(const DirectionList &dir); + + bool simplify(DirectionList *result); + +private: + DirectionList directions; + DirectionList lastResult; + enum State { + None, + Trim, // remove first and last element + AccidentalMoves, // 66866 => 6666 + ComplexAccidentalMoves, // 778788 => 777888 (swapping elements without changing direction) + ShortMoves, // (moves of length 1) + } state; + + struct SimplifyTrim + { + SimplifyTrim() : state(0) { } + bool operator()(DirectionList &directions) + { + if (state == 0) { + directions.removeFirst(); + state = 1; + } else if (state == 1) { + directions.removeLast(); + state = 2; + } else if (state == 2 && directions.size() >= 2) { + directions.removeFirst(); + directions.removeLast(); + state = 3; + } else { + return false; + } + return true; + } + int state; + }; + struct SimplifyAccidentalMoves + { + SimplifyAccidentalMoves() : state(0) { } + bool operator()(DirectionList &directions) + { + return false; + } + int state; + }; + struct SimplifyComplexAccidentalMoves + { + SimplifyComplexAccidentalMoves() : state(0) { } + bool operator()(DirectionList &directions) + { + return false; + } + int state; + }; + + SimplifyTrim trim; + SimplifyAccidentalMoves accidentalMoves; + SimplifyComplexAccidentalMoves complexAccidentalMoves; + //SimplifyShortMoves shortMoves; +}; + +QDirectionSimplificator::QDirectionSimplificator(const DirectionList &dir) + : directions(dir), state(None) +{ +} + +bool QDirectionSimplificator::simplify(DirectionList *result) +{ + if (directions.isEmpty() || !result) + return false; + *result = directions; + switch(state) { + case None: + state = Trim; + trim = SimplifyTrim(); + case Trim: + if (trim(*result)) + break; + *result = lastResult; + state = AccidentalMoves; + accidentalMoves = SimplifyAccidentalMoves(); + case AccidentalMoves: + if (accidentalMoves(*result)) + break; + *result = lastResult; + state = ComplexAccidentalMoves; + complexAccidentalMoves = SimplifyComplexAccidentalMoves(); + case ComplexAccidentalMoves: + if (complexAccidentalMoves(*result)) + break; + *result = lastResult; + // state = ShortMoves; + // shortMoves = SimplifyShortMoves(); + // case ShortMoves: + // if (shortMoves(*result)) + // break; + // state = None; + default: + return false; + } + lastResult = *result; + if (lastResult.isEmpty()) + return false; + return true; +} + +QT_END_NAMESPACE + +#endif // QDIRECTIONSIMPLIFICATOR_P_H diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp index 0ab4423..d616e5e 100644 --- a/src/gui/kernel/qevent.cpp +++ b/src/gui/kernel/qevent.cpp @@ -52,6 +52,8 @@ QT_BEGIN_NAMESPACE +QString qt_getStandardGestureTypeName(Qt::GestureType type); + /*! \class QInputEvent \ingroup events @@ -3322,6 +3324,9 @@ QDebug operator<<(QDebug dbg, const QEvent *e) { case QEvent::ChildRemoved: n = n ? n : "ChildRemoved"; dbg.nospace() << "QChildEvent(" << n << ", " << (static_cast<const QChildEvent*>(e))->child(); return dbg.space(); + case QEvent::Gesture: + n = "Gesture"; + break; default: dbg.nospace() << "QEvent(" << (const void *)e << ", type = " << e->type() << ')'; return dbg.space(); @@ -3518,4 +3523,373 @@ QMenubarUpdatedEvent::QMenubarUpdatedEvent(QMenuBar * const menuBar) #endif +/*! + \class QGestureEvent + \since 4.6 + \ingroup events + + \brief The QGestureEvent class provides the parameters used for + gesture recognition. + + The QGestureEvent class contains a list of gestures that are being + executed right now (\l{QGestureEvent::}{gestureTypes()}) and a + list of gestures that are cancelled (the gesture might be + cancelled because the window lost focus, or because of timeout, + etc). + + \sa QGesture +*/ + +/*! + Creates new QGestureEvent containing a list of \a gestures that + are being executed and a list of gesture that were cancelled (\a + cancelledGestures). +*/ +QGestureEvent::QGestureEvent(const QSet<QGesture*> &gestures, + const QSet<QString> &cancelledGestures) + : QEvent(QEvent::Gesture), m_cancelledGestures(cancelledGestures) +{ + setAccepted(false); + foreach(QGesture *r, gestures) + m_gestures.insert(r->type(), r); +} + +/*! + Destroys the QGestureEvent object. +*/ +QGestureEvent::~QGestureEvent() +{ +} + +/*! + Returns true if the gesture event contains gesture of specific \a + type; returns false otherwise. +*/ +bool QGestureEvent::contains(Qt::GestureType type) const +{ + return contains(qt_getStandardGestureTypeName(type)); +} + +/*! + Returns true if the gesture event contains gesture of specific \a + type; returns false otherwise. +*/ +bool QGestureEvent::contains(const QString &type) const +{ + return gesture(type) != 0; +} + +/*! + Returns a list of gesture names that this event contains. +*/ +QList<QString> QGestureEvent::gestureTypes() const +{ + return m_gestures.keys(); +} + +/*! + Returns extended information about a gesture of specific \a type. +*/ +const QGesture* QGestureEvent::gesture(Qt::GestureType type) const +{ + return gesture(qt_getStandardGestureTypeName(type)); +} + +/*! + Returns extended information about a gesture of specific \a type. +*/ +const QGesture* QGestureEvent::gesture(const QString &type) const +{ + return m_gestures.value(type, 0); +} + +/*! + Returns extended information about all gestures in the event. +*/ +QList<QGesture*> QGestureEvent::gestures() const +{ + return m_gestures.values(); +} + +/*! + Returns a set of gesture names that used to be executed, but were + cancelled (i.e. they were not finished properly). +*/ +QSet<QString> QGestureEvent::cancelledGestures() const +{ + return m_cancelledGestures; +} + +/*! + Sets the accept flag of the all gestures inside the event object, + the equivalent of calling \l{QEvent::accept()}{accept()} or + \l{QEvent::setAccepted()}{setAccepted(true)}. + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGestureEvent::acceptAll() +{ + QHash<QString, QGesture*>::iterator it = m_gestures.begin(), + e = m_gestures.end(); + for(; it != e; ++it) + it.value()->accept(); + setAccepted(true); +} + +/*! + Sets the accept flag of the specified gesture inside the event + object, the equivalent of calling + \l{QGestureEvent::gesture()}{gesture(type)}->\l{QGesture::accept()}{accept()} + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGestureEvent::accept(Qt::GestureType type) +{ + if (QGesture *g = m_gestures.value(qt_getStandardGestureTypeName(type), 0)) + g->accept(); +} + +/*! + Sets the accept flag of the specified gesture inside the event + object, the equivalent of calling + \l{QGestureEvent::gesture()}{gesture(type)}->\l{QGesture::accept()}{accept()} + + Setting the accept parameter indicates that the event receiver + wants the gesture. Unwanted gestures might be propagated to the parent + widget. +*/ +void QGestureEvent::accept(const QString &type) +{ + if (QGesture *g = m_gestures.value(type, 0)) + g->accept(); +} + +/*! \class QTouchEvent + \brief The QTouchEvent class contains parameters that describe a touch event +. + \since 4.6 + \ingroup events + + Touch events occur when pressing, releasing, or moving one or more + touch points on a touch device (such as a touch-screen or + track-pad), and if the widget has the Qt::WA_AcceptTouchEvents + attribute. + + Like QMouseEvent, Qt automatically grabs the touch device on the + first press inside a widget; the widget will receive all touch + events until the last touch point is released. + + A touch event contains a special accept flag that indicates + whether the receiver wants the event. By default, the event is + ignored. You should call accept() if the touch event is handled by + your widget. A touch event is propagated up the parent widget + chain until a widget accepts it with accept(), or an event filter + consumes it. If the touch event is neither accepted nor consumed, + then mouse events are simulated from the state of the first touch + point. + + All touch events are of type QEvent::Touch. The touchPoints() + function returns a list of all touch points contained in the + event. Information about each touch point can be retreived using + the QTouchEvent::TouchPoint class. + + The Qt::TouchPointState enum describes the different states that a + touch point may have. + + QTouchEvent::TouchPoint Qt::TouchPointState Qt::WA_AcceptTouchEvents +*/ + +/*! \enum Qt::TouchPointState + \since 4.6 + + This enum represents the state of a touch point at the time the + QTouchEvent occurred. + + \value TouchPointPressed The touch point is now pressed. + \value TouchPointMoved The touch point moved. + \value TouchPointStationary The touch point did not move. + \value TouchPointReleased The touch point was released. +*/ + +/*! \class QTouchEvent::TouchPoint + \brief The QTouchEvent::TouchPoint class provide information about a touch point in a QTouchEvent. + \since 4.6 +*/ + +/*! + Constructs a QTouchEvent with the given \a type and \a + touchPoints. The \a modifiers are the current keyboard modifiers + at the time of the event. +*/ +QTouchEvent::QTouchEvent(QEvent::Type type, + Qt::KeyboardModifiers modifiers, + const QList<QTouchEvent::TouchPoint *> &touchPoints) + : QInputEvent(type, modifiers), _touchPoints(touchPoints) +{ } + +/*! + Destroys the QTouchEvent. +*/ +QTouchEvent::~QTouchEvent() +{ } + +/*! \fn const QList<QTouchEvent::TouchPoint *> &QTouchEvent::TouchPoints() const + + Returns the list of touch points contained in the touch event. +*/ + +/*! \internal + + Constructs a QTouchEvent::TouchPoint for use in a QTouchEvent. +*/ +QTouchEvent::TouchPoint::TouchPoint(int id) + : d(new QTouchEventTouchPointPrivate(id)) +{ } + +/*! \internal + + Destroys the QTouchEvent::TouchPoint. +*/ +QTouchEvent::TouchPoint::~TouchPoint() +{ + delete d; +} + +/*! + Returns the id number of this touch point. Id numbers are + sequential, starting at zero, meaning the first touch point has id + 0, the second has id 1, and so on... +*/ +int QTouchEvent::TouchPoint::id() const +{ + return d->id; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setId(int id) +{ + d->id = id; +} + +/*! + Returns the current state of this touch point. +*/ +Qt::TouchPointState QTouchEvent::TouchPoint::state() const +{ + return d->state; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setState(Qt::TouchPointState state) +{ + d->state = state; +} + +/*! + Returns the position of this touch point, relative to the widget + or item that received the event. +*/ +QPointF QTouchEvent::TouchPoint::pos() const +{ + return d->pos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setPos(const QPointF &pos) +{ + d->pos = pos; +} + +/*! + Returns the starting position of this touch point, relative to the + widget that received the event. +*/ +QPointF QTouchEvent::TouchPoint::startPos() const +{ + return d->startPos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setStartPos(const QPointF &startPos) +{ + d->startPos = startPos; +} + +/*! + Returns the position of this touch point from the previous touch + event, relative to the widget that received the event. +*/ +QPointF QTouchEvent::TouchPoint::lastPos() const +{ + return d->lastPos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setLastPos(const QPointF &lastPos) +{ + d->lastPos = lastPos; +} + +/*! + Returns the screen position of this touch point. +*/ +QPointF QTouchEvent::TouchPoint::screenPos() const +{ + return d->screenPos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setScreenPos(const QPointF &screenPos) +{ + d->screenPos = screenPos; +} + +/*! + Returns the starting screen position of this touch point. +*/ +QPointF QTouchEvent::TouchPoint::startScreenPos() const +{ + return d->startScreenPos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setStartScreenPos(const QPointF &startScreenPos) +{ + d->startScreenPos = startScreenPos; +} + +/*! + Returns the screen position of this touch point from the previous + touch event. +*/ +QPointF QTouchEvent::TouchPoint::lastScreenPos() const +{ + return d->lastScreenPos; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setLastScreenPos(const QPointF &lastScreenPos) +{ + d->lastScreenPos = lastScreenPos; +} + +/*! + Returns the pressure of this touch point. The return value is in + the range 0.0 to 1.0. +*/ +qreal QTouchEvent::TouchPoint::pressure() const +{ + return d->pressure; +} + +/*! \internal */ +void QTouchEvent::TouchPoint::setPressure(qreal pressure) +{ + d->pressure = pressure; +} + QT_END_NAMESPACE diff --git a/src/gui/kernel/qevent.h b/src/gui/kernel/qevent.h index 449730d..ed4129c 100644 --- a/src/gui/kernel/qevent.h +++ b/src/gui/kernel/qevent.h @@ -52,6 +52,9 @@ #include <QtGui/qmime.h> #include <QtGui/qdrag.h> #include <QtCore/qvariant.h> +#include <QtCore/qmap.h> +#include <QtCore/qset.h> +#include <QtGui/qgesture.h> QT_BEGIN_HEADER @@ -710,6 +713,41 @@ private: }; #endif +class Q_GUI_EXPORT QGestureEvent : public QEvent +{ +public: + QGestureEvent(const QSet<QGesture*> &gestures, + const QSet<QString> &cancelledGestures = QSet<QString>()); + ~QGestureEvent(); + + bool contains(Qt::GestureType type) const; + bool contains(const QString &type) const; + + QList<QString> gestureTypes() const; + + const QGesture* gesture(Qt::GestureType type) const; + const QGesture* gesture(const QString &type) const; + QList<QGesture*> gestures() const; + + QSet<QString> cancelledGestures() const; + + void acceptAll(); +#ifndef Q_NO_USING_KEYWORD + using QEvent::accept; +#else + inline void accept() { QEvent::accept(); } +#endif + void accept(Qt::GestureType type); + void accept(const QString &type); + +protected: + QHash<QString, QGesture*> m_gestures; + QSet<QString> m_cancelledGestures; + + friend class QApplication; + friend class QGestureManager; +}; + #ifndef QT_NO_DEBUG_STREAM Q_GUI_EXPORT QDebug operator<<(QDebug, const QEvent *); #endif @@ -719,6 +757,64 @@ inline bool operator==(QKeyEvent *e, QKeySequence::StandardKey key){return (e ? inline bool operator==(QKeySequence::StandardKey key, QKeyEvent *e){return (e ? e->matches(key) : false);} #endif // QT_NO_SHORTCUT +class QTouchEventTouchPointPrivate; +class Q_GUI_EXPORT QTouchEvent : public QInputEvent +{ +public: + class Q_GUI_EXPORT TouchPoint + { + public: + TouchPoint(int id = -1); + ~TouchPoint(); + + int id() const; + void setId(int id); + + Qt::TouchPointState state() const; + void setState(Qt::TouchPointState state); + + QPointF pos() const; + void setPos(const QPointF &pos); + + QPointF startPos() const; + void setStartPos(const QPointF &startPos); + + QPointF lastPos() const; + void setLastPos(const QPointF &lastPos); + + QPointF screenPos() const; + void setScreenPos(const QPointF &screenPos); + + QPointF startScreenPos() const; + void setStartScreenPos(const QPointF &startScreenPos); + + QPointF lastScreenPos() const; + void setLastScreenPos(const QPointF &lastScreenPos); + + qreal pressure() const; // 0.0 -> 1.0 + void setPressure(qreal pressure); + + protected: + QTouchEventTouchPointPrivate *d; + + friend class QApplication; + friend class QApplicationPrivate; + }; + + QTouchEvent(QEvent::Type type, + Qt::KeyboardModifiers modifiers, + const QList<QTouchEvent::TouchPoint *> &touchPoints); + ~QTouchEvent(); + + inline const QList<QTouchEvent::TouchPoint *> &touchPoints() const { return _touchPoints; } + +protected: + QList<QTouchEvent::TouchPoint *> _touchPoints; + + friend class QApplication; + friend class QApplicationPrivate; +}; + QT_END_NAMESPACE QT_END_HEADER diff --git a/src/gui/kernel/qevent_p.h b/src/gui/kernel/qevent_p.h index 8e762d6..dd78c3e 100644 --- a/src/gui/kernel/qevent_p.h +++ b/src/gui/kernel/qevent_p.h @@ -89,6 +89,23 @@ protected: friend class QMouseEvent; }; +class QTouchEventTouchPointPrivate +{ +public: + inline QTouchEventTouchPointPrivate(int id) + : id(id), + state(Qt::TouchPointReleased), + pressure(qreal(-1.)) + { } + + int id; + Qt::TouchPointState state; + QPointF pos, startPos, lastPos; + QPointF scenePos, startScenePos, lastScenePos; + QPointF screenPos, startScreenPos, lastScreenPos; + qreal pressure; +}; + QT_END_NAMESPACE #endif // QEVENT_P_H diff --git a/src/gui/kernel/qgesture.cpp b/src/gui/kernel/qgesture.cpp new file mode 100644 index 0000000..2bb7de7 --- /dev/null +++ b/src/gui/kernel/qgesture.cpp @@ -0,0 +1,315 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgesture.h" +#include <private/qgesture_p.h> + +QT_BEGIN_NAMESPACE + +QString qt_getStandardGestureTypeName(Qt::GestureType type); + +/*! + \class QGesture + \since 4.6 + + \brief The QGesture class represents a gesture, containing all + properties that describe a gesture. + + The widget receives a QGestureEvent with a list of QGesture + objects that represent gestures that are occuring on it. The class + has a list of properties that can be queried by the user to get + some gesture-specific arguments (i.e. position of the tap in the + DoubleTap gesture). + + When creating custom gesture recognizers, they might add new + properties to the gesture object, or custom gesture developers + might subclass the QGesture objects to provide some extended + information. However, if the gesture developer wants to add a new + property to the gesture object that describe coordinate (like a + QPoint or QRect), it is required to subclass the QGesture and + re-implement the \l{QGesture::}{translate()} function to make sure + the coordinates are translated properly when the gesture event is + propagated to parent widgets. + + \sa QGestureEvent, QGestureRecognizer +*/ + +/*! + Creates a new gesture object of type \a type in a \a state and + marks it as a child of \a parent. + + Usually QGesture objects should only be contructed by the + QGestureRecognizer classes. +*/ +QGesture::QGesture(QObject *parent, const QString &type, Qt::GestureState state) + : QObject(*new QGesturePrivate, parent), m_accept(0) +{ + Q_D(QGesture); + d->type = type; + d->state = state; +} + +/*! + Creates a new gesture object of type \a type in a \a state and + marks it as a child of \a parent. + + This constructor also fills some basic information about the + gesture like a \a startPos which describes the start point of the + gesture, \a lastPos - last point where the gesture happened, \a + pos - a current point, \a rect - a bounding rect of the gesture, + \a hotSpot - a center point of the gesture, \a startTime - a time + when the gesture has started, \a duration - how long the gesture + is going on. + + Usually QGesture objects should only be contructed by the + QGestureRecognizer classes. +*/ +QGesture::QGesture(QObject *parent, const QString &type, const QPoint &startPos, + const QPoint &lastPos, const QPoint &pos, const QRect &rect, + const QPoint &hotSpot, const QDateTime &startTime, + uint duration, Qt::GestureState state) + : QObject(*new QGesturePrivate, parent) +{ + Q_D(QGesture); + d->type = type; + d->state = state; + d->init(startPos, lastPos, pos, rect, hotSpot, startTime, duration); +} + +/*! \internal +*/ +QGesture::QGesture(QGesturePrivate &dd, QObject *parent, const QString &type, + Qt::GestureState state) + : QObject(dd, parent) +{ + Q_D(QGesture); + d->type = type; + d->state = state; +} + +/*! + Destroys the gesture object. +*/ +QGesture::~QGesture() +{ +} + +/*! + \property QGesture::type + + \brief The type of the gesture. +*/ +QString QGesture::type() const +{ + return d_func()->type; +} + + +/*! + \property QGesture::state + + \brief The current state of the gesture. +*/ +Qt::GestureState QGesture::state() const +{ + return d_func()->state; +} + +/*! + Translates the internal gesture properties that represent + coordinates by \a offset. + + Custom gesture recognizer developer have to re-implement this + function if they want to store custom properties that represent + coordinates. +*/ +void QGesture::translate(const QPoint &offset) +{ + Q_D(QGesture); + d->rect.translate(offset); + d->hotSpot += offset; + d->startPos += offset; + d->lastPos += offset; + d->pos += offset; +} + +/*! + \property QGesture::rect + + \brief The bounding rect of a gesture. +*/ +QRect QGesture::rect() const +{ + return d_func()->rect; +} + +void QGesture::setRect(const QRect &rect) +{ + d_func()->rect = rect; +} + +/*! + \property QGesture::hotSpot + + \brief The center point of a gesture. +*/ +QPoint QGesture::hotSpot() const +{ + return d_func()->hotSpot; +} + +void QGesture::setHotSpot(const QPoint &point) +{ + d_func()->hotSpot = point; +} + +/*! + \property QGesture::startTime + + \brief The time when the gesture has started. +*/ +QDateTime QGesture::startTime() const +{ + return d_func()->startTime; +} + +/*! + \property QGesture::duration + + \brief The duration time of a gesture. +*/ +uint QGesture::duration() const +{ + return d_func()->duration; +} + +/*! + \property QGesture::startPos + + \brief The start position of the pointer. +*/ +QPoint QGesture::startPos() const +{ + return d_func()->startPos; +} + +void QGesture::setStartPos(const QPoint &point) +{ + d_func()->startPos = point; +} + +/*! + \property QGesture::lastPos + + \brief The last recorded position of the pointer. +*/ +QPoint QGesture::lastPos() const +{ + return d_func()->lastPos; +} + +void QGesture::setLastPos(const QPoint &point) +{ + d_func()->lastPos = point; +} + +/*! + \property QGesture::pos + + \brief The current position of the pointer. +*/ +QPoint QGesture::pos() const +{ + return d_func()->pos; +} + +void QGesture::setPos(const QPoint &point) +{ + d_func()->pos = point; +} + +/*! + \class QPanningGesture + \since 4.6 + + \brief The QPanningGesture class represents a Pan gesture, + providing additional information related to panning. + + This class is provided for convenience, panning direction + information is also contained in the QGesture object in it's + properties. +*/ + +/*! \internal +*/ +QPanningGesture::QPanningGesture(QObject *parent) + : QGesture(*new QPanningGesturePrivate, parent, + qt_getStandardGestureTypeName(Qt::PanGesture)) +{ +} + +/*! \internal +*/ +QPanningGesture::~QPanningGesture() +{ +} + +/*! + \property QPanningGesture::lastDirection + + \brief The last recorded direction of panning. +*/ +Qt::DirectionType QPanningGesture::lastDirection() const +{ + return d_func()->lastDirection; +} + +/*! + \property QPanningGesture::direction + + \brief The current direction of panning. +*/ +Qt::DirectionType QPanningGesture::direction() const +{ + return d_func()->direction; +} + +QT_END_NAMESPACE diff --git a/src/gui/kernel/qgesture.h b/src/gui/kernel/qgesture.h new file mode 100644 index 0000000..95486bf --- /dev/null +++ b/src/gui/kernel/qgesture.h @@ -0,0 +1,154 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURE_H +#define QGESTURE_H + +#include "qobject.h" +#include "qlist.h" +#include "qdatetime.h" +#include "qpoint.h" +#include "qrect.h" +#include "qmetatype.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QGesturePrivate; +class Q_GUI_EXPORT QGesture : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QGesture) + + Q_PROPERTY(QString type READ type) + Q_PROPERTY(Qt::GestureState state READ state) + + Q_PROPERTY(QDateTime startTime READ startTime) + Q_PROPERTY(uint duration READ duration) + + Q_PROPERTY(QRect rect READ rect WRITE setRect) + Q_PROPERTY(QPoint hotSpot READ hotSpot WRITE setHotSpot) + Q_PROPERTY(QPoint startPos READ startPos WRITE setStartPos) + Q_PROPERTY(QPoint lastPos READ lastPos WRITE setLastPos) + Q_PROPERTY(QPoint pos READ pos WRITE setPos) + +public: + QGesture(QObject *parent, const QString &type, + Qt::GestureState state = Qt::GestureStarted); + QGesture(QObject *parent, + const QString &type, const QPoint &startPos, + const QPoint &lastPos, const QPoint &pos, const QRect &rect, + const QPoint &hotSpot, const QDateTime &startTime, + uint duration, Qt::GestureState state); + virtual ~QGesture(); + + inline void setAccepted(bool accepted) { m_accept = accepted; } + inline bool isAccepted() const { return m_accept; } + + inline void accept() { m_accept = true; } + inline void ignore() { m_accept = false; } + + QString type() const; + Qt::GestureState state() const; + + QDateTime startTime() const; + uint duration() const; + + QRect rect() const; + void setRect(const QRect &rect); + QPoint hotSpot() const; + void setHotSpot(const QPoint &point); + + QPoint startPos() const; + void setStartPos(const QPoint &point); + QPoint lastPos() const; + void setLastPos(const QPoint &point); + QPoint pos() const; + void setPos(const QPoint &point); + +protected: + QGesture(QGesturePrivate &dd, QObject *parent, const QString &type, + Qt::GestureState state = Qt::GestureStarted); + virtual void translate(const QPoint &offset); + +private: + ushort m_accept : 1; + + friend class QGestureManager; + friend class QApplication; + friend class QGraphicsScene; + friend class QGraphicsScenePrivate; + friend class QGestureRecognizerPan; + friend class QDoubleTapGestureRecognizer; + friend class QTapAndHoldGestureRecognizer; +}; + +class QPanningGesturePrivate; +class Q_GUI_EXPORT QPanningGesture : public QGesture +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QPanningGesture) + + Q_PROPERTY(Qt::DirectionType lastDirection READ lastDirection) + Q_PROPERTY(Qt::DirectionType direction READ direction) + +public: + Qt::DirectionType lastDirection() const; + Qt::DirectionType direction() const; + +private: + QPanningGesture(QObject *parent = 0); + ~QPanningGesture(); + + friend class QGestureRecognizerPan; +}; + +Q_DECLARE_METATYPE(Qt::DirectionType) +Q_DECLARE_METATYPE(Qt::GestureState) + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGESTURE_H diff --git a/src/gui/kernel/qgesture_p.h b/src/gui/kernel/qgesture_p.h new file mode 100644 index 0000000..0f2e791 --- /dev/null +++ b/src/gui/kernel/qgesture_p.h @@ -0,0 +1,113 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURE_P_H +#define QGESTURE_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qrect.h" +#include "qpoint.h" +#include "qdatetime.h" +#include "private/qobject_p.h" + +QT_BEGIN_NAMESPACE + +class QGraphicsItem; +class QGesturePrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QGesture) + +public: + QGesturePrivate() + : state(Qt::NoGesture), graphicsItem(0), singleshot(0), duration(0) { } + + void init(const QPoint &startPos, const QPoint &lastPos, + const QPoint &pos, const QRect &rect, + const QPoint &hotSpot, const QDateTime &startTime, + uint duration) + { + this->rect = rect; + this->hotSpot = hotSpot; + this->startTime = startTime; + this->duration = duration; + this->startPos = startPos; + this->lastPos = lastPos; + this->pos = pos; + } + + QString type; + Qt::GestureState state; + + QPointer<QWidget> widget; + QGraphicsItem *graphicsItem; + uint singleshot:1; + + QRect rect; + QPoint hotSpot; + QDateTime startTime; + uint duration; + QPoint startPos; + QPoint lastPos; + QPoint pos; +}; + +class QPanningGesturePrivate : public QGesturePrivate +{ + Q_DECLARE_PUBLIC(QPanningGesture) + +public: + Qt::DirectionType lastDirection; + Qt::DirectionType direction; +}; + +QT_END_NAMESPACE + +#endif // QGESTURE_P_H diff --git a/src/gui/kernel/qgesturemanager.cpp b/src/gui/kernel/qgesturemanager.cpp new file mode 100644 index 0000000..799bcfd --- /dev/null +++ b/src/gui/kernel/qgesturemanager.cpp @@ -0,0 +1,643 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgesturemanager_p.h" +#include "qgesture.h" +#include "qgesture_p.h" +#include "qevent.h" + +#include "qapplication.h" +#include "qapplication_p.h" +#include "qwidget.h" +#include "qwidget_p.h" + +#include "qgesturestandardrecognizers_p.h" + +#include "qdebug.h" + +// #define GESTURE_DEBUG +#ifndef GESTURE_DEBUG +# define DEBUG if (0) qDebug +#else +# define DEBUG qDebug +#endif + +QT_BEGIN_NAMESPACE + +bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); + +static const unsigned int MaximumGestureRecognitionTimeout = 2000; + +QGestureManager::QGestureManager(QObject *parent) + : QObject(parent), eventDeliveryDelayTimeout(300), + delayedPressTimer(0), lastMousePressReceiver(0), lastMousePressEvent(QEvent::None, QPoint(), Qt::NoButton, 0, 0), + lastGestureId(0), state(NotGesture) +{ + qRegisterMetaType<Qt::DirectionType>(); + qRegisterMetaType<Qt::GestureState>(); + + recognizers << new QDoubleTapGestureRecognizer(this); + recognizers << new QTapAndHoldGestureRecognizer(this); + recognizers << new QGestureRecognizerPan(this); + + foreach(QGestureRecognizer *r, recognizers) + connect(r, SIGNAL(stateChanged(QGestureRecognizer::Result)), + this, SLOT(recognizerStateChanged(QGestureRecognizer::Result))); +} + +void QGestureManager::addRecognizer(QGestureRecognizer *recognizer) +{ + recognizer->setParent(this); + recognizers << recognizer; +} + +void QGestureManager::removeRecognizer(QGestureRecognizer *recognizer) +{ + recognizers.remove(recognizer); +} + +bool QGestureManager::filterEvent(QWidget *receiver, QEvent *event) +{ + QPoint currentPos; + switch (event->type()) { + case QEvent::MouseButtonPress: + case QEvent::MouseButtonRelease: + case QEvent::MouseButtonDblClick: + case QEvent::MouseMove: + currentPos = static_cast<QMouseEvent*>(event)->pos(); break; + default: break; + } + + const QMap<QString, int> &grabbedGestures = qApp->d_func()->grabbedGestures; + + bool ret = false; + QSet<QGestureRecognizer*> startedGestures; + QSet<QGestureRecognizer*> finishedGestures; + QSet<QGestureRecognizer*> newMaybeGestures; + QSet<QGestureRecognizer*> cancelledGestures; + QSet<QGestureRecognizer*> notGestures; + if (state == NotGesture || state == MaybeGesture) { + DEBUG() << "QGestureManager: current event processing state: " + << (state == NotGesture ? "NotGesture" : "MaybeGesture"); + + QSet<QGestureRecognizer*> stillMaybeGestures; + // try other recognizers. + foreach(QGestureRecognizer *r, recognizers) { + if (grabbedGestures.value(r->gestureType(), 0) <= 0) + continue; + QGestureRecognizer::Result result = r->filterEvent(event); + if (result == QGestureRecognizer::GestureStarted) { + DEBUG() << "QGestureManager: gesture started: " << r; + startedGestures << r; + } else if (result == QGestureRecognizer::GestureFinished) { + DEBUG() << "QGestureManager: gesture finished: " << r; + finishedGestures << r; + } else if (result == QGestureRecognizer::MaybeGesture) { + DEBUG() << "QGestureManager: maybe gesture: " << r; + newMaybeGestures << r; + } else if (result == QGestureRecognizer::NotGesture) { + // if it was maybe gesture, but isn't a gesture anymore. + DEBUG() << "QGestureManager: not gesture: " << r; + notGestures << r; + } + } + Q_ASSERT(activeGestures.isEmpty()); + activeGestures += startedGestures; + for(QMap<QGestureRecognizer*, int>::iterator it = maybeGestures.begin(); + it != maybeGestures.end();) { + QGestureRecognizer *r = it.key(); + if (startedGestures.contains(r) || finishedGestures.contains(r) || + notGestures.contains(r)) { + killTimer(it.value()); + it = maybeGestures.erase(it); + } else { + ++it; + } + } + foreach(QGestureRecognizer *r, newMaybeGestures) { + if (!maybeGestures.contains(r)) { + int timerId = startTimer(MaximumGestureRecognitionTimeout); + if (!timerId) + qWarning("QGestureManager: couldn't start timer!"); + maybeGestures.insert(r, timerId); + } + } + if (!finishedGestures.isEmpty() || !startedGestures.isEmpty()) { + // gesture found! + ret = true; + QSet<QGesture*> started; + foreach(QGestureRecognizer *r, finishedGestures) { + if (QGesture *gesture = r->getGesture()) { + started << gesture; + gesture->d_func()->singleshot = true; + } + } + foreach(QGestureRecognizer *r, startedGestures) { + if (QGesture *gesture = r->getGesture()) { + started << gesture; + gesture->d_func()->singleshot = false; + } + } + Q_ASSERT(!started.isEmpty()); + ret = sendGestureEvent(receiver, started, QSet<QGesture*>()); + + if (!activeGestures.isEmpty()) { + DEBUG() << "QGestureManager: new state = Gesture"; + state = Gesture; + } else if (!maybeGestures.isEmpty()) { + DEBUG() << "QGestureManager: new state = Maybe"; + state = MaybeGesture; + } else { + DEBUG() << "QGestureManager: new state = NotGesture"; + state = NotGesture; + } + } else if (!maybeGestures.isEmpty()) { + if (state != MaybeGesture) { + // We got a new set of events that look like a start + // of some gesture, so we switch to state MaybeGesture + // and wait for more events. + DEBUG() << "QGestureManager: new state = Maybe. Waiting for events"; + state = MaybeGesture; + // start gesture timer + } else { + // we still not sure if it is a gesture or not. + } + } else if (state == MaybeGesture) { + // last time we thought it looks like gesture, but now we + // know for sure that it isn't. + DEBUG() << "QGestureManager: new state = NotGesture"; + state = NotGesture; + } + foreach(QGestureRecognizer *r, finishedGestures) + r->reset(); + foreach(QGestureRecognizer *r, cancelledGestures) + r->reset(); + foreach(QGestureRecognizer *r, notGestures) + r->reset(); + } else if (state == Gesture) { + DEBUG() << "QGestureManager: current event processing state: Gesture"; + Q_ASSERT(!activeGestures.isEmpty()); + + foreach(QGestureRecognizer *r, recognizers) { + if (grabbedGestures.value(r->gestureType(), 0) <= 0) + continue; + QGestureRecognizer::Result result = r->filterEvent(event); + if (result == QGestureRecognizer::GestureStarted) { + DEBUG() << "QGestureManager: gesture started: " << r; + startedGestures << r; + } else if (result == QGestureRecognizer::GestureFinished) { + DEBUG() << "QGestureManager: gesture finished: " << r; + finishedGestures << r; + } else if (result == QGestureRecognizer::MaybeGesture) { + DEBUG() << "QGestureManager: maybe gesture: " << r; + newMaybeGestures << r; + } else if (result == QGestureRecognizer::NotGesture) { + // if it was an active gesture, but isn't a gesture anymore. + if (activeGestures.contains(r)) { + DEBUG() << "QGestureManager: cancelled gesture: " << r; + cancelledGestures << r; + } else { + DEBUG() << "QGestureManager: not gesture: " << r; + notGestures << r; + } + } + } + + for(QMap<QGestureRecognizer*, int>::iterator it = maybeGestures.begin(); + it != maybeGestures.end();) { + QGestureRecognizer *r = it.key(); + if (startedGestures.contains(r) || finishedGestures.contains(r) || + notGestures.contains(r)) { + killTimer(it.value()); + it = maybeGestures.erase(it); + } else { + ++it; + } + } + foreach(QGestureRecognizer *r, newMaybeGestures) { + if (!maybeGestures.contains(r)) { + int timerId = startTimer(MaximumGestureRecognitionTimeout); + if (!timerId) + qWarning("QGestureManager: couldn't start timer!"); + maybeGestures.insert(r, timerId); + } + } + QSet<QGesture*> started, updated; + if (!finishedGestures.isEmpty() || !startedGestures.isEmpty()) { + // another gesture found! + ret = true; + foreach(QGestureRecognizer *r, finishedGestures) { + if (QGesture *gesture = r->getGesture()) { + gesture->d_func()->singleshot = !activeGestures.contains(r); + if (gesture->d_func()->singleshot) + started << gesture; + else + updated << gesture; + } + } + foreach(QGestureRecognizer *r, startedGestures) { + if (QGesture *gesture = r->getGesture()) { + gesture->d_func()->singleshot = !activeGestures.contains(r); + if (gesture->d_func()->singleshot) + started << gesture; + else + updated << gesture; + } + } + } + activeGestures -= newMaybeGestures; + activeGestures -= cancelledGestures; + activeGestures += startedGestures; + activeGestures -= finishedGestures; + QSet<QString> cancelledGestureNames; + foreach(QGestureRecognizer *r, cancelledGestures) + cancelledGestureNames << r->gestureType(); + ret = sendGestureEvent(receiver, started, updated, cancelledGestureNames); + + foreach(QGestureRecognizer *r, finishedGestures) + r->reset(); + foreach(QGestureRecognizer *r, cancelledGestures) + r->reset(); + foreach(QGestureRecognizer *r, notGestures) + r->reset(); + if (!activeGestures.isEmpty()) { + // nothing changed, we are still handling a gesture + } else if (!maybeGestures.isEmpty()) { + DEBUG() << "QGestureManager: new state = Maybe. Waiting for events: " << maybeGestures; + state = MaybeGesture; + } else { + DEBUG() << "QGestureManager: new state = NotGesture"; + state = NotGesture; + } + } + + if (delayedPressTimer && state == Gesture) { + DEBUG() << "QGestureManager: gesture started. Forgetting about postponed mouse press event"; + killTimer(delayedPressTimer); + delayedPressTimer = 0; + lastMousePressReceiver = 0; + } else if (delayedPressTimer && (state == NotGesture || + event->type() == QEvent::MouseButtonRelease)) { + // not a gesture or released button too fast, so replay press + // event back. + DEBUG() << "QGestureManager: replaying mouse press event"; + QMap<QGestureRecognizer*, int>::const_iterator it = maybeGestures.begin(), + e = maybeGestures.end();; + for (; it != e; ++it) { + it.key()->reset(); + killTimer(it.value()); + } + maybeGestures.clear(); + state = NotGesture; + + if (lastMousePressReceiver) { + QApplication::sendEvent(lastMousePressReceiver, &lastMousePressEvent); + if (event->type() == QEvent::MouseButtonRelease) { + QMouseEvent *me = static_cast<QMouseEvent*>(event); + QMouseEvent move(QEvent::MouseMove, me->pos(), me->globalPos(), me->button(), + me->buttons(), me->modifiers()); + QApplication::sendEvent(lastMousePressReceiver, &move); + ret = false; + } + lastMousePressReceiver = 0; + } + lastMousePressReceiver = 0; + killTimer(delayedPressTimer); + delayedPressTimer = 0; + } else if (state == MaybeGesture && event->type() == QEvent::MouseButtonPress + && eventDeliveryDelayTimeout) { + // postpone the press event delivery until we know for + // sure whether it is a gesture. + DEBUG() << "QGestureManager: postponing mouse press event"; + QMouseEvent *me = static_cast<QMouseEvent*>(event); + lastMousePressReceiver = receiver; + lastMousePressEvent = QMouseEvent(QEvent::MouseButtonPress, me->pos(), + me->globalPos(), me->button(), + me->buttons(), me->modifiers()); + Q_ASSERT(delayedPressTimer == 0); + delayedPressTimer = startTimer(eventDeliveryDelayTimeout); + if (!delayedPressTimer) + qWarning("QGestureManager: couldn't start delayed press timer!"); + ret = true; + } + if (delayedPressTimer && event->type() == QEvent::MouseMove) { + // if we have postponed a mouse press event, postpone all + // subsequent mouse move events as well. + ret = true; + } + + lastPos = currentPos; + return ret; +} + +void QGestureManager::timerEvent(QTimerEvent *event) +{ + if (event->timerId() == delayedPressTimer) { + DEBUG() << "QGestureManager: replaying mouse press event due to timeout"; + // sanity checks + Q_ASSERT(state != Gesture); + + QMap<QGestureRecognizer*, int>::const_iterator it = maybeGestures.begin(), + e = maybeGestures.end();; + for (; it != e; ++it) { + it.key()->reset(); + killTimer(it.value()); + } + maybeGestures.clear(); + state = NotGesture; + + if (lastMousePressReceiver) { + // we neither received a mouse release event nor gesture + // started, so we replay stored mouse press event. + QApplication::sendEvent(lastMousePressReceiver, &lastMousePressEvent); + lastMousePressReceiver = 0; + } + + lastMousePressReceiver = 0; + killTimer(delayedPressTimer); + delayedPressTimer = 0; + } else { + // sanity checks, remove later + Q_ASSERT((state == Gesture && !activeGestures.isEmpty()) || (state != Gesture && activeGestures.isEmpty())); + + typedef QMap<QGestureRecognizer*, int> MaybeGestureMap; + for (MaybeGestureMap::iterator it = maybeGestures.begin(), e = maybeGestures.end(); + it != e; ++it) { + if (it.value() == event->timerId()) { + DEBUG() << "QGestureManager: gesture timeout."; + QGestureRecognizer *r = it.key(); + r->reset(); + maybeGestures.erase(it); + killTimer(event->timerId()); + break; + } + } + + if (state == MaybeGesture && maybeGestures.isEmpty()) { + DEBUG() << "QGestureManager: new state = NotGesture because of timeout"; + state = NotGesture; + } + } +} + +bool QGestureManager::inGestureMode() +{ + return state == Gesture; +} + +void QGestureManager::recognizerStateChanged(QGestureRecognizer::Result result) +{ + QGestureRecognizer *recognizer = qobject_cast<QGestureRecognizer*>(sender()); + if (!recognizer) + return; + if (qApp->d_func()->grabbedGestures.value(recognizer->gestureType(), 0) <= 0) { + recognizer->reset(); + return; + } + + switch (result) { + case QGestureRecognizer::GestureStarted: + case QGestureRecognizer::GestureFinished: { + if (result == QGestureRecognizer::GestureStarted) { + DEBUG() << "QGestureManager: gesture started: " << recognizer; + activeGestures << recognizer; + DEBUG() << "QGestureManager: new state = Gesture"; + state = Gesture; + } else { + DEBUG() << "QGestureManager: gesture finished: " << recognizer; + } + if (maybeGestures.contains(recognizer)) { + killTimer(maybeGestures.value(recognizer)); + maybeGestures.remove(recognizer); + } + QSet<QGesture*> gestures; + if (QGesture *gesture = recognizer->getGesture()) + gestures << gesture; + if(!gestures.isEmpty()) { + //FIXME: sendGestureEvent(targetWidget, gestures); + } + if (result == QGestureRecognizer::GestureFinished) + recognizer->reset(); + } + break; + case QGestureRecognizer::MaybeGesture: { + DEBUG() << "QGestureManager: maybe gesture: " << recognizer; + if (activeGestures.contains(recognizer)) { + //FIXME: sendGestureEvent(targetWidget, QSet<QGesture*>(), QSet<QString>() << recognizer->gestureType()); + } + if (!maybeGestures.contains(recognizer)) { + int timerId = startTimer(MaximumGestureRecognitionTimeout); + if (!timerId) + qWarning("QGestureManager: couldn't start timer!"); + maybeGestures.insert(recognizer, timerId); + } + } + break; + case QGestureRecognizer::NotGesture: + DEBUG() << "QGestureManager: not gesture: " << recognizer; + if (maybeGestures.contains(recognizer)) { + killTimer(maybeGestures.value(recognizer)); + maybeGestures.remove(recognizer); + } + recognizer->reset(); + break; + default: + Q_ASSERT(false); + } + + if (delayedPressTimer && state == Gesture) { + killTimer(delayedPressTimer); + delayedPressTimer = 0; + } +} + +bool QGestureManager::sendGestureEvent(QWidget *receiver, + const QSet<QGesture*> &startedGestures, + const QSet<QGesture*> &updatedGestures, + const QSet<QString> &cancelled) +{ + DEBUG() << "QGestureManager::sendGestureEvent: sending to" << receiver + << "gestures:" << startedGestures << "," << updatedGestures + << "cancelled:" << cancelled; + // grouping gesture objects by receiver widgets. + typedef QMap<QWidget*, QSet<QGesture*> > WidgetGesturesMap; + WidgetGesturesMap widgetGestures; + for(QSet<QGesture*>::const_iterator it = startedGestures.begin(), e = startedGestures.end(); + it != e; ++it) { + QGesture *g = *it; + QGesturePrivate *gd = g->d_func(); + if (receiver) { + // find the target widget + gd->widget = 0; + gd->graphicsItem = 0; + QWidget *w = receiver; + QPoint offset; + const QString gestureType = g->type(); + while (w) { + if (w->d_func()->hasGesture(gestureType)) + break; + if (w->isWindow()) { + w = 0; + break; + } + offset += w->pos(); + w = w->parentWidget(); + } + if (w && w != gd->widget) { + DEBUG() << "QGestureManager::sendGestureEvent:" << g << "propagating to widget" << w << "offset" << offset; + g->translate(offset); + } + gd->widget = w; + } + if (!gd->widget) { + DEBUG() << "QGestureManager: didn't find a widget to send gesture event (" + << g->type() << ") for tree:" << receiver; + // TODO: maybe we should reset gesture recognizers when nobody interested in its gestures. + continue; + } + widgetGestures[gd->widget].insert(g); + } + + QSet<QGesture*> ignoredGestures; + bool ret = false; + for(WidgetGesturesMap::const_iterator it = widgetGestures.begin(), e = widgetGestures.end(); + it != e; ++it) { + QWidget *receiver = it.key(); + Q_ASSERT(receiver != 0 /*should be taken care above*/); + QSet<QGesture*> gestures = it.value(); + // mark all gestures as ignored by default + for(QSet<QGesture*>::iterator it = gestures.begin(), e = gestures.end(); it != e; ++it) + (*it)->ignore(); + // TODO: send cancelled gesture event to the widget that received the original gesture! + QGestureEvent event(gestures, cancelled); + DEBUG() << "QGestureManager::sendGestureEvent: sending now to" << receiver + << "gestures" << gestures; + bool processed = qt_sendSpontaneousEvent(receiver, &event); + QSet<QGesture*> started = startedGestures & gestures; + DEBUG() << "QGestureManager::sendGestureEvent:" << + (event.isAccepted() ? "" : "not") << "all gestures were accepted"; + if (!started.isEmpty() && !(processed && event.isAccepted())) { + // there are started gestures events that weren't + // accepted, so propagating each gesture independently. + if (event.isAccepted()) { + foreach(QGesture *g, started) + g->accept(); + } + QSet<QGesture*>::const_iterator it = started.begin(), + e = started.end(); + for(; it != e; ++it) { + QGesture *g = *it; + if (processed && g->isAccepted()) { + ret = true; + continue; + } + // if it wasn't accepted, find the first parent widget + // that is subscribed to the gesture. + QGesturePrivate *gd = g->d_func(); + QWidget *w = gd->widget; + gd->widget = 0; + + if (w && !w->isWindow()) { + g->translate(w->pos()); + w = w->parentWidget(); + QPoint offset; + const QString gestureType = g->type(); + while (w) { + if (w->d_func()->hasGesture(gestureType)) { + DEBUG() << "QGestureManager::sendGestureEvent:" << receiver + << "didn't accept gesture" << g << "propagating to" << w; + ignoredGestures.insert(g); + gd->widget = w; + break; + } + if (w->isWindow()) { + w = 0; + break; + } + offset += w->pos(); + w = w->parentWidget(); + } + if (w) { + g->translate(offset); + } else { + DEBUG() << "QGestureManager::sendGestureEvent:" << receiver + << "didn't accept gesture" << g << "and nobody wants it"; + } + } + } + } + } + if (ignoredGestures.isEmpty()) + return ret; + // try to send all gestures that were ignored to the next parent + return sendGestureEvent(0, ignoredGestures, QSet<QGesture*>(), cancelled) || ret; +} + +int QGestureManager::eventDeliveryDelay() const +{ + return eventDeliveryDelayTimeout; +} + +void QGestureManager::setEventDeliveryDelay(int ms) +{ + eventDeliveryDelayTimeout = ms; +} + +int QGestureManager::makeGestureId(const QString &name) +{ + gestureIdMap[++lastGestureId] = name; + return lastGestureId; +} + +void QGestureManager::releaseGestureId(int gestureId) +{ + gestureIdMap.remove(gestureId); +} + +QString QGestureManager::gestureNameFromId(int gestureId) const +{ + return gestureIdMap.value(gestureId); +} + +QT_END_NAMESPACE + +#include "moc_qgesturemanager_p.cpp" + diff --git a/src/gui/kernel/qgesturemanager_p.h b/src/gui/kernel/qgesturemanager_p.h new file mode 100644 index 0000000..745feb3 --- /dev/null +++ b/src/gui/kernel/qgesturemanager_p.h @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTUREMANAGER_P_H +#define QGESTUREMANAGER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qlist.h" +#include "qset.h" +#include "qevent.h" +#include "qbasictimer.h" +#include "qpointer.h" + +#include "qgesturerecognizer.h" + +QT_BEGIN_NAMESPACE + +class QWidget; +class Q_AUTOTEST_EXPORT QGestureManager : public QObject +{ + Q_OBJECT +public: + QGestureManager(QObject *parent); + + int eventDeliveryDelay() const; + void setEventDeliveryDelay(int ms); + + void addRecognizer(QGestureRecognizer *recognizer); + void removeRecognizer(QGestureRecognizer *recognizer); + + bool filterEvent(QWidget *receiver, QEvent *event); + bool inGestureMode(); + + int makeGestureId(const QString &name); + void releaseGestureId(int gestureId); + QString gestureNameFromId(int gestureId) const; + + // declared in qapplication.cpp + static QGestureManager* instance(); + + bool sendGestureEvent(QWidget *receiver, + const QSet<QGesture*> &startedGestures, + const QSet<QGesture*> &updatedGestures, + const QSet<QString> &cancelled = QSet<QString>()); + +protected: + void timerEvent(QTimerEvent *event); + +private slots: + void recognizerStateChanged(QGestureRecognizer::Result); + +private: + QSet<QGestureRecognizer*> activeGestures; + QMap<QGestureRecognizer*, int> maybeGestures; + QSet<QGestureRecognizer*> recognizers; + + QPoint lastPos; + + int eventDeliveryDelayTimeout; + int delayedPressTimer; + QPointer<QWidget> lastMousePressReceiver; + QMouseEvent lastMousePressEvent; + + QMap<int, QString> gestureIdMap; + int lastGestureId; + + enum State { + Gesture, + NotGesture, + MaybeGesture // that mean timers are up and waiting for some + // more events, and input events are handled by + // gesture recognizer explicitely + } state; +}; + +QT_END_NAMESPACE + +#endif // QGESTUREMANAGER_P_H diff --git a/src/gui/kernel/qgesturerecognizer.cpp b/src/gui/kernel/qgesturerecognizer.cpp new file mode 100644 index 0000000..879f557 --- /dev/null +++ b/src/gui/kernel/qgesturerecognizer.cpp @@ -0,0 +1,159 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgesturerecognizer.h" +#include "qgesture.h" + +#include <private/qobject_p.h> +#include <private/qgesturerecognizer_p.h> + +QT_BEGIN_NAMESPACE + +QString qt_getStandardGestureTypeName(Qt::GestureType gestureType); + +/*! + \class QGestureRecognizer + \since 4.6 + + \brief The QGestureRecognizer class is the base class for + implementing custom gestures. + + This is a base class, to create a custom gesture type, you should + subclass it and implement its pure virtual functions. + + Usually gesture recognizer implements state machine, storing its + state internally in the recognizer object. The recognizer receives + input events through the \l{QGestureRecognizer::}{filterEvent()} + virtual function and decides whether the parsed event should + change the state of the recognizer - i.e. if the event starts or + ends a gesture or if it isn't related to gesture at all. +*/ + +/*! + \enum QGestureRecognizer::Result + \since 4.6 + + This enum type defines the state of the gesture recognizer. + + \value Ignore Gesture recognizer ignores the event. + + \value NotGesture Not a gesture. + + \value GestureStarted The continuous gesture has started. When the + recognizer is in this state, a \l{QGestureEvent}{gesture event} + containing QGesture objects returned by the + \l{QGestureRecognizer::}{getGesture()} will be sent to a widget. + + \value GestureFinished The gesture has ended. A + \l{QGestureEvent}{gesture event} will be sent to a widget. + + \value MaybeGesture Gesture recognizer hasn't decided yet if a + gesture has started, but it might start soon after the following + events are received by the recognizer. This means that gesture + manager shouldn't reset() the internal state of the gesture + recognizer. +*/ + +/*! \fn QGestureRecognizer::Result QGestureRecognizer::filterEvent(const QEvent *event) + + This is a pure virtual function that needs to be implemented in + subclasses. + + Parses input \a event and returns the result, which specifies if + the event sequence is a gesture or not. +*/ + +/*! \fn QGesture* QGestureRecognizer::getGesture() + + Returns a gesture object that will be send to the widget. This + function is called when the gesture recognizer changed its state + to QGestureRecognizer::GestureStarted or + QGestureRecognizer::GestureFinished. + + The returned QGesture object must point to the same object in a + single gesture sequence. + + The gesture object is owned by the recognizer itself. +*/ + +/*! \fn void QGestureRecognizer::reset() + + Resets the internal state of the gesture recognizer. +*/ + +/*! \fn void QGestureRecognizer::stateChanged(QGestureRecognizer::Result result) + + The gesture recognizer might emit the stateChanged() signal when + the gesture state changes asynchronously, i.e. without any event + being filtered through filterEvent(). +*/ + +QGestureRecognizerPrivate::QGestureRecognizerPrivate() + : gestureType(Qt::UnknownGesture) +{ +} + +/*! + Creates a new gesture recognizer object that handles gestures of + the specific \a gestureType as a child of \a parent. + + \sa QApplication::addGestureRecognizer(), + QApplication::removeGestureRecognizer(), +*/ +QGestureRecognizer::QGestureRecognizer(const QString &gestureType, QObject *parent) + : QObject(*new QGestureRecognizerPrivate, parent) +{ + Q_D(QGestureRecognizer); + d->customGestureType = gestureType; +} + +/*! + Returns the name of the gesture that is handled by the recognizer. +*/ +QString QGestureRecognizer::gestureType() const +{ + Q_D(const QGestureRecognizer); + if (d->gestureType == Qt::UnknownGesture) + return d->customGestureType; + return qt_getStandardGestureTypeName(d->gestureType); +} + +QT_END_NAMESPACE diff --git a/src/gui/kernel/qgesturerecognizer.h b/src/gui/kernel/qgesturerecognizer.h new file mode 100644 index 0000000..67d7949 --- /dev/null +++ b/src/gui/kernel/qgesturerecognizer.h @@ -0,0 +1,87 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURERECOGNIZER_H +#define QGESTURERECOGNIZER_H + +#include "qevent.h" +#include "qlist.h" +#include "qset.h" + +QT_BEGIN_NAMESPACE + +class QGesture; +class QGestureRecognizerPrivate; +class Q_GUI_EXPORT QGestureRecognizer : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QGestureRecognizer) + +public: + enum Result + { + Ignore, + NotGesture, + GestureStarted, //TODO: rename to just Gesture? + GestureFinished, + MaybeGesture + }; + + explicit QGestureRecognizer(const QString &gestureType, QObject *parent = 0); + + QString gestureType() const; + + virtual QGestureRecognizer::Result filterEvent(const QEvent* event) = 0; + virtual QGesture* getGesture() = 0; + virtual void reset() = 0; + +signals: + void stateChanged(QGestureRecognizer::Result result); + +private: + friend class QDoubleTapGestureRecognizer; + friend class QTapAndHoldGestureRecognizer; + friend class QGestureRecognizerPan; +}; + +QT_END_NAMESPACE + +#endif // QGESTURERECOGNIZER_P_H diff --git a/src/gui/kernel/qgesturerecognizer_p.h b/src/gui/kernel/qgesturerecognizer_p.h new file mode 100644 index 0000000..4d80b99 --- /dev/null +++ b/src/gui/kernel/qgesturerecognizer_p.h @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURERECOGNIZER_P_H +#define QGESTURERECOGNIZER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <private/qobject_p.h> + +QT_BEGIN_NAMESPACE + +class QGestureRecognizerPrivate : public QObjectPrivate +{ +public: + QGestureRecognizerPrivate(); + +public: + Qt::GestureType gestureType; + QString customGestureType; +}; + +QT_END_NAMESPACE + +#endif // QGESTURERECOGNIZER_P_H diff --git a/src/gui/kernel/qgesturestandardrecognizers.cpp b/src/gui/kernel/qgesturestandardrecognizers.cpp new file mode 100644 index 0000000..f6b8b90 --- /dev/null +++ b/src/gui/kernel/qgesturestandardrecognizers.cpp @@ -0,0 +1,306 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgesturestandardrecognizers_p.h" +#include "qgesture_p.h" +#include "qgesturerecognizer_p.h" + +// #define GESTURE_RECOGNIZER_DEBUG +#ifndef GESTURE_RECOGNIZER_DEBUG +# define DEBUG if (0) qDebug +#else +# define DEBUG qDebug +#endif + +QT_BEGIN_NAMESPACE + +QString qt_getStandardGestureTypeName(Qt::GestureType gestureType) +{ + switch (gestureType) { + case Qt::TapGesture: + return QLatin1String("__QTapGesture"); + case Qt::DoubleTapGesture: + return QLatin1String("__QDoubleTapGesture"); + case Qt::TrippleTapGesture: + return QLatin1String("__QTrippleTapGesture"); + case Qt::TapAndHoldGesture: + return QLatin1String("__QTapAndHoldGesture"); + case Qt::PanGesture: + return QLatin1String("__QPanGesture"); + case Qt::PinchGesture: + return QLatin1String("__QPinchGesture"); + case Qt::UnknownGesture: + break; + } + qFatal("QGestureRecognizer::gestureType: got an unhandled gesture type."); + return QLatin1String("__unknown_gesture"); +} + +// +// QGestureRecognizerPan +// + +QGestureRecognizerPan::QGestureRecognizerPan(QObject *parent) + : QGestureRecognizer(QString(), parent), + mousePressed(false), gestureState(Qt::NoGesture), + lastDirection(Qt::NoDirection), currentDirection(Qt::NoDirection) +{ + Q_D(QGestureRecognizer); + d->gestureType = Qt::PanGesture; +} + +QGestureRecognizer::Result QGestureRecognizerPan::filterEvent(const QEvent *event) +{ + if (event->type() == QEvent::MouseButtonPress) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (currentDirection != Qt::NoDirection) { + DEBUG() << "Pan: MouseButtonPress: fail. another press during pan"; + reset(); + return QGestureRecognizer::NotGesture; + } + if (ev->button() != Qt::LeftButton) { + return QGestureRecognizer::NotGesture; + } + DEBUG() << "Pan: MouseButtonPress: maybe gesture started"; + mousePressed = true; + pressedPos = lastPos = currentPos = ev->pos(); + return QGestureRecognizer::MaybeGesture; + } else if (event->type() == QEvent::MouseButtonRelease) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (mousePressed && currentDirection != Qt::NoDirection + && ev->button() == Qt::LeftButton) { + DEBUG() << "Pan: MouseButtonRelease: pan detected"; + gestureState = Qt::GestureFinished; + currentPos = ev->pos(); + internalReset(); + return QGestureRecognizer::GestureFinished; + } + DEBUG() << "Pan: MouseButtonRelease: some weird release detected, ignoring"; + reset(); + return QGestureRecognizer::NotGesture; + } else if (event->type() == QEvent::MouseMove) { + if (!mousePressed) + return QGestureRecognizer::NotGesture; + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + lastPos = currentPos; + currentPos = ev->pos(); + Qt::DirectionType newDirection = + simpleRecognizer.addPosition(ev->pos()).direction; + DEBUG() << "Pan: MouseMove: simplerecognizer result = " << newDirection; + QGestureRecognizer::Result result = QGestureRecognizer::NotGesture; + if (currentDirection == Qt::NoDirection) { + if (newDirection == Qt::NoDirection) { + result = QGestureRecognizer::MaybeGesture; + } else { + result = QGestureRecognizer::GestureStarted; + gestureState = Qt::GestureStarted; + } + } else { + result = QGestureRecognizer::GestureStarted; + gestureState = Qt::GestureUpdated; + } + if (newDirection != Qt::NoDirection) { + if (currentDirection != newDirection) + lastDirection = currentDirection; + currentDirection = newDirection; + } + return result; + } + return QGestureRecognizer::Ignore; +} + +QGesture* QGestureRecognizerPan::getGesture() +{ + if (currentDirection == Qt::NoDirection) + return 0; + QPanningGesturePrivate *d = gesture.d_func(); + d->startPos = pressedPos; + d->lastPos = lastPos; + d->pos = currentPos; + d->hotSpot = pressedPos; + d->state = gestureState; + d->lastDirection = lastDirection; + d->direction = currentDirection; + + return &gesture; +} + +void QGestureRecognizerPan::reset() +{ + mousePressed = false; + lastDirection = Qt::NoDirection; + currentDirection = Qt::NoDirection; + gestureState = Qt::NoGesture; + diagonalRecognizer.reset(); + simpleRecognizer.reset(); +} + +void QGestureRecognizerPan::internalReset() +{ + mousePressed = false; + diagonalRecognizer.reset(); + simpleRecognizer.reset(); +} + + +// +// QDoubleTapGestureRecognizer +// +QDoubleTapGestureRecognizer::QDoubleTapGestureRecognizer(QObject *parent) + : QGestureRecognizer(QString(), parent), + gesture(0, qt_getStandardGestureTypeName(Qt::DoubleTapGesture)) +{ + Q_D(QGestureRecognizer); + d->gestureType = Qt::DoubleTapGesture; +} + +QGestureRecognizer::Result QDoubleTapGestureRecognizer::filterEvent(const QEvent *event) +{ + if (event->type() == QEvent::MouseButtonPress) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (pressedPosition.isNull()) { + pressedPosition = ev->pos(); + return QGestureRecognizer::MaybeGesture; + } else if ((pressedPosition - ev->pos()).manhattanLength() < 10) { + return QGestureRecognizer::GestureFinished; + } + return QGestureRecognizer::NotGesture; + } else if (event->type() == QEvent::MouseButtonRelease) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (!pressedPosition.isNull() && (pressedPosition - ev->pos()).manhattanLength() < 10) + return QGestureRecognizer::MaybeGesture; + return QGestureRecognizer::NotGesture; + } else if (event->type() == QEvent::MouseButtonDblClick) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + pressedPosition = ev->pos(); + return QGestureRecognizer::GestureFinished; + } + return QGestureRecognizer::NotGesture; +} + +QGesture* QDoubleTapGestureRecognizer::getGesture() +{ + QGesturePrivate *d = gesture.d_func(); + d->startPos = pressedPosition; + d->lastPos = pressedPosition; + d->pos = pressedPosition; + d->hotSpot = pressedPosition; + d->state = Qt::GestureFinished; + return &gesture; +} + +void QDoubleTapGestureRecognizer::reset() +{ + pressedPosition = QPoint(); +} + +// +// QTapAndHoldGestureRecognizer +// +const int QTapAndHoldGestureRecognizer::iterationCount = 40; +const int QTapAndHoldGestureRecognizer::iterationTimeout = 50; + +QTapAndHoldGestureRecognizer::QTapAndHoldGestureRecognizer(QObject *parent) + : QGestureRecognizer(QString(), parent), + gesture(0, qt_getStandardGestureTypeName(Qt::TapAndHoldGesture)), + iteration(0) +{ + Q_D(QGestureRecognizer); + d->gestureType = Qt::TapAndHoldGesture; +} + +QGestureRecognizer::Result QTapAndHoldGestureRecognizer::filterEvent(const QEvent *event) +{ + if (event->type() == QEvent::MouseButtonPress) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if (timer.isActive()) + timer.stop(); + timer.start(QTapAndHoldGestureRecognizer::iterationTimeout, this); + pressedPosition = ev->pos(); + return QGestureRecognizer::MaybeGesture; + } else if (event->type() == QEvent::MouseMove) { + const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); + if ((pressedPosition - ev->pos()).manhattanLength() < 15) + return QGestureRecognizer::GestureStarted; + else + return QGestureRecognizer::NotGesture; + } else if (event->type() == QEvent::MouseButtonRelease) { + timer.stop(); + return QGestureRecognizer::NotGesture; + } + return QGestureRecognizer::Ignore; +} + +void QTapAndHoldGestureRecognizer::timerEvent(QTimerEvent *event) +{ + if (event->timerId() != timer.timerId()) + return; + if (iteration == QTapAndHoldGestureRecognizer::iterationCount) { + timer.stop(); + emit stateChanged(QGestureRecognizer::GestureFinished); + } else { + emit stateChanged(QGestureRecognizer::GestureStarted); + } + ++iteration; +} + +QGesture* QTapAndHoldGestureRecognizer::getGesture() +{ + QGesturePrivate *d = gesture.d_func(); + d->startPos = pressedPosition; + d->lastPos = pressedPosition; + d->pos = pressedPosition; + d->hotSpot = pressedPosition; + if (iteration >= QTapAndHoldGestureRecognizer::iterationCount) + d->state = Qt::GestureFinished; + else + d->state = iteration == 0 ? Qt::GestureStarted : Qt::GestureUpdated; + return &gesture; +} + +void QTapAndHoldGestureRecognizer::reset() +{ + pressedPosition = QPoint(); + timer.stop(); + iteration = 0; +} + +QT_END_NAMESPACE diff --git a/src/gui/kernel/qgesturestandardrecognizers_p.h b/src/gui/kernel/qgesturestandardrecognizers_p.h new file mode 100644 index 0000000..81db3e6 --- /dev/null +++ b/src/gui/kernel/qgesturestandardrecognizers_p.h @@ -0,0 +1,130 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURESTANDARDRECOGNIZERS_P_H +#define QGESTURESTANDARDRECOGNIZERS_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qevent.h" +#include "qbasictimer.h" +#include "qdebug.h" + +#include "qgesturerecognizer.h" +#include "private/qdirectionrecognizer_p.h" + +QT_BEGIN_NAMESPACE + +class QGestureRecognizerPan : public QGestureRecognizer +{ + Q_OBJECT +public: + QGestureRecognizerPan(QObject *parent); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture(); + void reset(); + +private: + void internalReset(); + + QPanningGesture gesture; + + QPoint pressedPos; + QPoint lastPos; + QPoint currentPos; + bool mousePressed; + Qt::GestureState gestureState; + Qt::DirectionType lastDirection; + Qt::DirectionType currentDirection; + QDirectionDiagonalRecognizer diagonalRecognizer; + QDirectionSimpleRecognizer simpleRecognizer; +}; + +class QDoubleTapGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + QDoubleTapGestureRecognizer(QObject *parent); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture(); + void reset(); + +private: + QGesture gesture; + QPoint pressedPosition; +}; + +class QTapAndHoldGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + QTapAndHoldGestureRecognizer(QObject *parent); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture(); + void reset(); + +protected: + void timerEvent(QTimerEvent *event); + +private: + QGesture gesture; + QPoint pressedPosition; + QBasicTimer timer; + int iteration; + static const int iterationCount; + static const int iterationTimeout; +}; + +QT_END_NAMESPACE + +#endif // QGESTURESTANDARDRECOGNIZERS_P_H diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index e186557..4b2fed7 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -109,6 +109,7 @@ #include "private/qabstractscrollarea_p.h" #include "private/qgraphicssystem_p.h" +#include "private/qgesturemanager_p.h" // widget/widget data creation count //#define QWIDGET_EXTRA_DEBUG @@ -127,6 +128,8 @@ Q_GUI_EXPORT void qt_x11_set_global_double_buffer(bool enable) } #endif +QString qt_getStandardGestureTypeName(Qt::GestureType); + static inline bool qRectIntersects(const QRect &r1, const QRect &r2) { return (qMax(r1.left(), r2.left()) <= qMin(r1.right(), r2.right()) && @@ -7473,10 +7476,14 @@ bool QWidget::event(QEvent *event) case QEvent::MouseButtonRelease: case QEvent::MouseButtonDblClick: case QEvent::MouseMove: + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: case QEvent::ContextMenu: #ifndef QT_NO_WHEELEVENT case QEvent::Wheel: #endif + case QEvent::Gesture: return false; default: break; @@ -7872,6 +7879,9 @@ bool QWidget::event(QEvent *event) d->needWindowChange = false; break; #endif + case QEvent::Gesture: + event->ignore(); + break; #ifndef QT_NO_PROPERTIES case QEvent::DynamicPropertyChange: { const QByteArray &propName = static_cast<QDynamicPropertyChangeEvent *>(event)->propertyName(); @@ -10961,6 +10971,103 @@ QWindowSurface *QWidget::windowSurface() const return bs ? bs->windowSurface : 0; } +/*! + \since 4.6 + + Subscribes the widget to the specified \a gesture type. + + Returns the id of the gesture. + + \sa releaseGesture(), setGestureEnabled() +*/ +int QWidget::grabGesture(const QString &gesture) +{ + Q_D(QWidget); + int id = d->grabGesture(QGestureManager::instance()->makeGestureId(gesture)); + if (d->extra && d->extra->proxyWidget) + d->extra->proxyWidget->QGraphicsItem::d_ptr->grabGesture(id); + return id; +} + +int QWidgetPrivate::grabGesture(int gestureId) +{ + gestures << gestureId; + ++qApp->d_func()->grabbedGestures[QGestureManager::instance()->gestureNameFromId(gestureId)]; + return gestureId; +} + +bool QWidgetPrivate::releaseGesture(int gestureId) +{ + QApplicationPrivate *qAppPriv = qApp->d_func(); + if (gestures.contains(gestureId)) { + QString name = QGestureManager::instance()->gestureNameFromId(gestureId); + Q_ASSERT(qAppPriv->grabbedGestures[name] > 0); + --qAppPriv->grabbedGestures[name]; + gestures.remove(gestureId); + return true; + } + return false; +} + +bool QWidgetPrivate::hasGesture(const QString &name) const +{ + QGestureManager *gm = QGestureManager::instance(); + QSet<int>::const_iterator it = gestures.begin(), + e = gestures.end(); + for (; it != e; ++it) { + if (gm->gestureNameFromId(*it) == name) + return true; + } + return false; +} + +/*! + \since 4.6 + + Subscribes the widget to the specified \a gesture type. + + Returns the id of the gesture. + + \sa releaseGesture(), setGestureEnabled() +*/ +int QWidget::grabGesture(Qt::GestureType gesture) +{ + return grabGesture(qt_getStandardGestureTypeName(gesture)); +} + +/*! + \since 4.6 + + Unsubscribes the widget from a gesture, which is specified by the + \a gestureId. + + \sa grabGesture(), setGestureEnabled() +*/ +void QWidget::releaseGesture(int gestureId) +{ + Q_D(QWidget); + if (d->releaseGesture(gestureId)) { + if (d->extra && d->extra->proxyWidget) + d->extra->proxyWidget->QGraphicsItem::d_ptr->releaseGesture(gestureId); + QGestureManager::instance()->releaseGestureId(gestureId); + } +} + +/*! + \since 4.6 + + If \a enable is true, the gesture with the given \a gestureId is + enabled; otherwise the gesture is disabled. + + The id of the gesture is returned by the grabGesture(). + + \sa grabGesture(), releaseGesture() +*/ +void QWidget::setGestureEnabled(int gestureId, bool enable) +{ + //### +} + void QWidgetPrivate::getLayoutItemMargins(int *left, int *top, int *right, int *bottom) const { if (left) diff --git a/src/gui/kernel/qwidget.h b/src/gui/kernel/qwidget.h index 6703d26..80d4f3e 100644 --- a/src/gui/kernel/qwidget.h +++ b/src/gui/kernel/qwidget.h @@ -59,6 +59,8 @@ #include <QtGui/qevent.h> #endif +#include <QtGui/qgesture.h> + QT_BEGIN_HEADER QT_BEGIN_NAMESPACE @@ -90,6 +92,7 @@ class QDragLeaveEvent; class QDropEvent; class QShowEvent; class QHideEvent; +class QGestureEvent; class QInputContext; class QIcon; class QWindowSurface; @@ -610,6 +613,11 @@ public: void setWindowSurface(QWindowSurface *surface); QWindowSurface *windowSurface() const; + int grabGesture(const QString &gesture); + int grabGesture(Qt::GestureType gesture); + void releaseGesture(int gestureId); + void setGestureEnabled(int gestureId, bool enable = true); + Q_SIGNALS: void customContextMenuRequested(const QPoint &pos); @@ -745,6 +753,7 @@ private: friend bool isWidgetOpaque(const QWidget *); friend class QGLWidgetPrivate; #endif + friend class QGestureManager; #ifdef Q_WS_X11 friend void qt_net_update_user_time(QWidget *tlw, unsigned long timestamp); friend void qt_net_remove_user_time(QWidget *tlw); diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h index bf4f091..b2ae75e 100644 --- a/src/gui/kernel/qwidget_p.h +++ b/src/gui/kernel/qwidget_p.h @@ -57,9 +57,11 @@ #include "private/qobject_p.h" #include "QtCore/qrect.h" #include "QtCore/qlocale.h" +#include "QtCore/qset.h" #include "QtGui/qregion.h" #include "QtGui/qsizepolicy.h" #include "QtGui/qstyle.h" +#include "QtGui/qevent.h" #ifdef Q_WS_WIN #include "QtCore/qt_windows.h" @@ -516,6 +518,11 @@ public: QList<QAction*> actions; #endif + QSet<int> gestures; + int grabGesture(int gestureId); + bool releaseGesture(int gestureId); + bool hasGesture(const QString &type) const; + // Bit fields. uint high_attributes[3]; // the low ones are in QWidget::widget_attributes QPalette::ColorRole fg_role : 8; diff --git a/src/gui/kernel/qwidget_win.cpp b/src/gui/kernel/qwidget_win.cpp index 0f341fd..d381cb2 100644 --- a/src/gui/kernel/qwidget_win.cpp +++ b/src/gui/kernel/qwidget_win.cpp @@ -497,6 +497,10 @@ void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyO } } + // ### don't always register for touch events + if (id && QApplicationPrivate::RegisterTouchWindow && !desktop) + QApplicationPrivate::RegisterTouchWindow(id, 0); + q->setAttribute(Qt::WA_WState_Created); // accept move/resize events hd = 0; // no display context diff --git a/src/gui/widgets/qabstractscrollarea.cpp b/src/gui/widgets/qabstractscrollarea.cpp index 0d8b4de..b91e3dd 100644 --- a/src/gui/widgets/qabstractscrollarea.cpp +++ b/src/gui/widgets/qabstractscrollarea.cpp @@ -909,6 +909,7 @@ bool QAbstractScrollArea::event(QEvent *e) case QEvent::DragMove: case QEvent::DragLeave: #endif + case QEvent::Gesture: return false; case QEvent::StyleChange: case QEvent::LayoutDirectionChange: diff --git a/src/network/kernel/qauthenticator.cpp b/src/network/kernel/qauthenticator.cpp index 33795aa..a66672d 100644 --- a/src/network/kernel/qauthenticator.cpp +++ b/src/network/kernel/qauthenticator.cpp @@ -52,7 +52,7 @@ QT_BEGIN_NAMESPACE -#include "../../3rdparty/des/des.cpp" +#include <../../3rdparty/des/des.cpp> static QByteArray qNtlmPhase1(); static QByteArray qNtlmPhase3(QAuthenticatorPrivate *ctx, const QByteArray& phase2data); diff --git a/tests/auto/gestures/customgesturerecognizer.cpp b/tests/auto/gestures/customgesturerecognizer.cpp new file mode 100644 index 0000000..898071a --- /dev/null +++ b/tests/auto/gestures/customgesturerecognizer.cpp @@ -0,0 +1,107 @@ +#include "customgesturerecognizer.h" +#include "qgesture.h" + +const char* SingleshotGestureRecognizer::Name = "SingleshotGesture"; +const char* PinchGestureRecognizer::Name = "PinchGesture"; +const char* SecondFingerGestureRecognizer::Name = "SecondFingerGesture"; + +SingleshotGestureRecognizer::SingleshotGestureRecognizer(QObject *parent) + : QGestureRecognizer(QString(SingleshotGestureRecognizer::Name), parent) +{ + gesture = new SingleshotGesture(this, SingleshotGestureRecognizer::Name); +} + +QGestureRecognizer::Result SingleshotGestureRecognizer::filterEvent(const QEvent *event) +{ + if (event->type() == SingleshotEvent::Type) { + gesture->setHotSpot(static_cast<const SingleshotEvent*>(event)->point); + return QGestureRecognizer::GestureFinished; + } + return QGestureRecognizer::NotGesture; +} + +void SingleshotGestureRecognizer::reset() +{ + gesture->setHotSpot(QPoint()); + gesture->offset = QPoint(); +} + +PinchGestureRecognizer::PinchGestureRecognizer(QObject *parent) + : QGestureRecognizer(PinchGestureRecognizer::Name, parent) +{ + gesture = new PinchGesture(this, PinchGestureRecognizer::Name); +} + +QGestureRecognizer::Result PinchGestureRecognizer::filterEvent(const QEvent *event) +{ + if (event->type() != TouchEvent::Type) + return QGestureRecognizer::Ignore; + + const TouchEvent *e = static_cast<const TouchEvent*>(event); + if (e->points[0].state == TouchPoint::Begin) + gesture->startPoints[0] = e->points[0]; + if (e->points[1].state == TouchPoint::Begin) + gesture->startPoints[1] = e->points[1]; + gesture->lastPoints[0] = gesture->points[0]; + gesture->lastPoints[1] = gesture->points[1]; + gesture->points[0] = e->points[0]; + gesture->points[1] = e->points[1]; + if (((e->points[0].state == TouchPoint::Begin || e->points[0].state == TouchPoint::Update))) { + if (e->points[1].state == TouchPoint::End || e->points[1].state == TouchPoint::None) + return MaybeGesture; + return GestureStarted; + } else if (((e->points[1].state == TouchPoint::Begin || e->points[1].state == TouchPoint::Update))) { + if (e->points[0].state == TouchPoint::End || e->points[0].state == TouchPoint::None) + return MaybeGesture; + return GestureStarted; + } else if ((e->points[0].state == TouchPoint::End && e->points[1].state == TouchPoint::End) || + (e->points[0].state == TouchPoint::End && e->points[1].state == TouchPoint::None) || + (e->points[0].state == TouchPoint::None && e->points[1].state == TouchPoint::End)) { + return QGestureRecognizer::NotGesture; + } + return QGestureRecognizer::NotGesture; +} + +void PinchGestureRecognizer::reset() +{ + gesture->startPoints[0] = TouchPoint(); + gesture->startPoints[1] = TouchPoint(); + gesture->lastPoints[0] = TouchPoint(); + gesture->lastPoints[1] = TouchPoint(); + gesture->points[0] = TouchPoint(); + gesture->points[1] = TouchPoint(); + gesture->offset = QPoint(); +} + +SecondFingerGestureRecognizer::SecondFingerGestureRecognizer(QObject *parent) + : QGestureRecognizer(SecondFingerGestureRecognizer::Name, parent) +{ + gesture = new SecondFingerGesture(this, SecondFingerGestureRecognizer::Name); +} + +QGestureRecognizer::Result SecondFingerGestureRecognizer::filterEvent(const QEvent *event) +{ + if (event->type() != TouchEvent::Type) + return QGestureRecognizer::Ignore; + + const TouchEvent *e = static_cast<const TouchEvent*>(event); + if (e->points[1].state != TouchPoint::None) { + if (e->points[1].state == TouchPoint::Begin) + gesture->startPoint = e->points[1]; + gesture->lastPoint = gesture->point; + gesture->point = e->points[1]; + if (e->points[1].state == TouchPoint::End) + return QGestureRecognizer::GestureFinished; + else if (e->points[1].state != TouchPoint::None) + return QGestureRecognizer::GestureStarted; + } + return QGestureRecognizer::NotGesture; +} + +void SecondFingerGestureRecognizer::reset() +{ + gesture->startPoint = TouchPoint(); + gesture->lastPoint = TouchPoint(); + gesture->point = TouchPoint(); + gesture->offset = QPoint(); +} diff --git a/tests/auto/gestures/customgesturerecognizer.h b/tests/auto/gestures/customgesturerecognizer.h new file mode 100644 index 0000000..9b56433 --- /dev/null +++ b/tests/auto/gestures/customgesturerecognizer.h @@ -0,0 +1,151 @@ +#ifndef CUSTOMGESTURERECOGNIZER_H +#define CUSTOMGESTURERECOGNIZER_H + +#include "qgesturerecognizer.h" +#include "qgesture.h" +#include "qevent.h" + +class SingleshotEvent : public QEvent +{ +public: + static const int Type = QEvent::User + 1; + + QPoint point; + + explicit SingleshotEvent(int x = 0, int y = 0) + : QEvent(QEvent::Type(Type)), point(x, y) { } +}; + +class SingleshotGesture : public QGesture +{ + Q_OBJECT +public: + SingleshotGesture(QObject *parent, const QString &type) + : QGesture(parent, type) { } + + QPoint offset; + +protected: + void translate(const QPoint &pt) + { + offset += pt; + } +}; + +class SingleshotGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + static const char *Name; + + SingleshotGestureRecognizer(QObject *parent = 0); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture() { return gesture; } + void reset(); + +private: + SingleshotGesture *gesture; +}; + +struct TouchPoint { + enum State + { + None, + Begin, + Update, + End + }; + int id; + QPoint pt; + State state; + TouchPoint() : id(0), state(None) { } + TouchPoint(int id_, int x_, int y_, State state_) : id(id_), pt(x_, y_), state(state_) { } +}; + +class TouchEvent : public QEvent +{ +public: + static const int Type = QEvent::User + 2; + + TouchEvent() + : QEvent(QEvent::Type(Type)) + { + } + + TouchPoint points[2]; +}; + +class PinchGesture : public QGesture +{ + Q_OBJECT +public: + PinchGesture(QObject *parent, const QString &type) + : QGesture(parent, type) { } + + TouchPoint startPoints[2]; + TouchPoint lastPoints[2]; + TouchPoint points[2]; + + QPoint offset; + +protected: + void translate(const QPoint &pt) + { + offset += pt; + } +}; + +class PinchGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + static const char *Name; + + PinchGestureRecognizer(QObject *parent = 0); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture() { return gesture; } + void reset(); + +private: + PinchGesture *gesture; +}; + +class SecondFingerGesture : public QGesture +{ + Q_OBJECT +public: + SecondFingerGesture(QObject *parent, const QString &type) + : QGesture(parent, type) { } + + TouchPoint startPoint; + TouchPoint lastPoint; + TouchPoint point; + + QPoint offset; + +protected: + void translate(const QPoint &pt) + { + offset += pt; + } +}; + +class SecondFingerGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + static const char *Name; + + SecondFingerGestureRecognizer(QObject *parent = 0); + + QGestureRecognizer::Result filterEvent(const QEvent *event); + QGesture* getGesture() { return gesture; } + void reset(); + +private: + SecondFingerGesture *gesture; +}; + +#endif diff --git a/tests/auto/gestures/gestures.pro b/tests/auto/gestures/gestures.pro new file mode 100644 index 0000000..ac99b19 --- /dev/null +++ b/tests/auto/gestures/gestures.pro @@ -0,0 +1,3 @@ +load(qttest_p4) +SOURCES += tst_gestures.cpp customgesturerecognizer.cpp +HEADERS += customgesturerecognizer.h diff --git a/tests/auto/gestures/tst_gestures.cpp b/tests/auto/gestures/tst_gestures.cpp new file mode 100644 index 0000000..22d16fd --- /dev/null +++ b/tests/auto/gestures/tst_gestures.cpp @@ -0,0 +1,703 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include <QtGui> + +#include <QtTest/QtTest> + +#include "customgesturerecognizer.h" + +//TESTED_CLASS= +//TESTED_FILES= + +// color generator for syntax highlighting from QQ-26 by Helder Correia +QVector<QColor> highlight(const QColor &bg, const + QColor &fg, int noColors) +{ + QVector<QColor> colors; + const int HUE_BASE = (bg.hue() == -1) ? 90 : bg.hue(); + int h, s, v; + for (int i = 0; i < noColors; i++) { + h = int(HUE_BASE + (360.0 / noColors * i)) % 360; + s = 240; + v = int(qMax(bg.value(), fg.value()) * 0.85); + + const int M = 35; + if ((h < bg.hue() + M && h > bg.hue() - M) + || (h < fg.hue() + M && h > fg.hue() - M)) + { + h = ((bg.hue() + fg.hue()) / (i+1)) % 360; + s = ((bg.saturation() + fg.saturation() + 2*i) + / 2) % 256; + v = ((bg.value() + fg.value() + 2*i) / 2) + % 256; + } + colors.append(QColor::fromHsv(h, s, v)); + } + return colors; +} + + +// a hack to mark an event as spontaneous. +class QETWidget +{ +public: + static void setSpont(QEvent *event, bool spont) { event->spont = spont; } +}; + +struct GestureState +{ + int seenGestureEvent; + struct LastGestureEvent + { + struct SingleshotGesture + { + bool delivered; + QPoint offset; + } singleshot; + struct PinchGesture + { + bool delivered; + TouchPoint startPoints[2]; + TouchPoint lastPoints[2]; + TouchPoint points[2]; + QPoint offset; + } pinch; + struct SecondFingerGesture + { + bool delivered; + TouchPoint startPoint; + TouchPoint lastPoint; + TouchPoint point; + QPoint offset; + } secondfinger; + QSet<QString> cancelled; + } last; + + GestureState() { reset(); } + void reset() + { + seenGestureEvent = 0; + last.singleshot.delivered = false; + last.singleshot.offset = QPoint(); + last.pinch.delivered = false; + last.pinch.startPoints[0] = TouchPoint(); + last.pinch.startPoints[1] = TouchPoint(); + last.pinch.lastPoints[0] = TouchPoint(); + last.pinch.lastPoints[1] = TouchPoint(); + last.pinch.points[0] = TouchPoint(); + last.pinch.points[1] = TouchPoint(); + last.pinch.offset = QPoint(); + last.secondfinger.delivered = false; + last.secondfinger.startPoint = TouchPoint(); + last.secondfinger.lastPoint = TouchPoint(); + last.secondfinger.point = TouchPoint(); + last.secondfinger.offset = QPoint(); + last.cancelled.clear(); + } +}; + +class GestureWidget : public QWidget +{ + Q_OBJECT + static QVector<QColor> colors; + static int numberOfWidgets; + +public: + enum Type { DoNotGrabGestures, GrabAllGestures, GrabSingleshot, GrabPinch, GrabSecondFinger }; + + static const int LeftMargin = 10; + static const int TopMargin = 20; + + GestureWidget(Type type = GrabAllGestures) + { + if (colors.isEmpty()) { + colors = highlight(palette().color(QPalette::Window), palette().color(QPalette::Text), 5); + } + QPalette p = palette(); + p.setColor(QPalette::Window, colors[numberOfWidgets % colors.size()]); + setPalette(p); + setAutoFillBackground(true); + ++numberOfWidgets; + + QVBoxLayout *l = new QVBoxLayout(this); + l->setSpacing(0); + l->setContentsMargins(LeftMargin, TopMargin, LeftMargin, TopMargin); + + singleshotGestureId = -1; + pinchGestureId = -1; + secondFingerGestureId = -1; + if (type == GrabAllGestures || type == GrabSingleshot) { + singleshotGestureId = grabGesture(SingleshotGestureRecognizer::Name); + } + if (type == GrabAllGestures || type == GrabPinch) { + pinchGestureId = grabGesture(PinchGestureRecognizer::Name); + } + if (type == GrabAllGestures || type == GrabSecondFinger) { + secondFingerGestureId = grabGesture(SecondFingerGestureRecognizer::Name); + } + reset(); + } + ~GestureWidget() + { + --numberOfWidgets; + ungrabGestures(); + } + + void grabSingleshotGesture() + { + singleshotGestureId = grabGesture(SingleshotGestureRecognizer::Name); + } + void grabPinchGesture() + { + pinchGestureId = grabGesture(PinchGestureRecognizer::Name); + } + void grabSecondFingerGesture() + { + secondFingerGestureId = grabGesture(SecondFingerGestureRecognizer::Name); + } + void ungrabGestures() + { + releaseGesture(singleshotGestureId); + singleshotGestureId = -1; + releaseGesture(pinchGestureId); + pinchGestureId = -1; + releaseGesture(secondFingerGestureId); + secondFingerGestureId = -1; + } + + int singleshotGestureId; + int pinchGestureId; + int secondFingerGestureId; + + bool shouldAcceptSingleshotGesture; + bool shouldAcceptPinchGesture; + bool shouldAcceptSecondFingerGesture; + + GestureState gesture; + + void reset() + { + shouldAcceptSingleshotGesture = true; + shouldAcceptPinchGesture = true; + shouldAcceptSecondFingerGesture = true; + gesture.reset(); + } +protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) { + QGestureEvent *e = static_cast<QGestureEvent*>(event); + ++gesture.seenGestureEvent; + if (SingleshotGesture *g = (SingleshotGesture*)e->gesture(SingleshotGestureRecognizer::Name)) { + gesture.last.singleshot.delivered = true; + gesture.last.singleshot.offset = g->offset; + if (shouldAcceptSingleshotGesture) + g->accept(); + } + if (PinchGesture *g = (PinchGesture*)e->gesture(PinchGestureRecognizer::Name)) { + gesture.last.pinch.delivered = true; + gesture.last.pinch.startPoints[0] = g->startPoints[0]; + gesture.last.pinch.startPoints[1] = g->startPoints[1]; + gesture.last.pinch.lastPoints[0] = g->lastPoints[0]; + gesture.last.pinch.lastPoints[1] = g->lastPoints[1]; + gesture.last.pinch.points[0] = g->points[0]; + gesture.last.pinch.points[1] = g->points[1]; + gesture.last.pinch.offset = g->offset; + if (shouldAcceptPinchGesture) + g->accept(); + } + if (SecondFingerGesture *g = (SecondFingerGesture*)e->gesture(SecondFingerGestureRecognizer::Name)) { + gesture.last.secondfinger.delivered = true; + gesture.last.secondfinger.startPoint = g->startPoint; + gesture.last.secondfinger.lastPoint = g->lastPoint; + gesture.last.secondfinger.point = g->point; + gesture.last.secondfinger.offset = g->offset; + if (shouldAcceptSecondFingerGesture) + g->accept(); + } + gesture.last.cancelled = e->cancelledGestures(); + return true; + } + return QWidget::event(event); + } +}; +QVector<QColor> GestureWidget::colors; +int GestureWidget::numberOfWidgets = 0; + +class GraphicsScene : public QGraphicsScene +{ +public: + GraphicsScene() + { + reset(); + } + bool shouldAcceptSingleshotGesture; + bool shouldAcceptPinchGesture; + bool shouldAcceptSecondFingerGesture; + GestureState gesture; + + void reset() + { + shouldAcceptSingleshotGesture = false; + shouldAcceptPinchGesture = false; + shouldAcceptSecondFingerGesture = false; + gesture.reset(); + } +protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::GraphicsSceneGesture) { + QGraphicsSceneGestureEvent *e = static_cast<QGraphicsSceneGestureEvent*>(event); + ++gesture.seenGestureEvent; + QGraphicsScene::event(event); + if (SingleshotGesture *g = (SingleshotGesture*)e->gesture(SingleshotGestureRecognizer::Name)) { + gesture.last.singleshot.delivered = true; + gesture.last.singleshot.offset = g->offset; + if (shouldAcceptSingleshotGesture) + g->accept(); + } + if (PinchGesture *g = (PinchGesture*)e->gesture(PinchGestureRecognizer::Name)) { + gesture.last.pinch.delivered = true; + gesture.last.pinch.startPoints[0] = g->startPoints[0]; + gesture.last.pinch.startPoints[1] = g->startPoints[1]; + gesture.last.pinch.lastPoints[0] = g->lastPoints[0]; + gesture.last.pinch.lastPoints[1] = g->lastPoints[1]; + gesture.last.pinch.points[0] = g->points[0]; + gesture.last.pinch.points[1] = g->points[1]; + gesture.last.pinch.offset = g->offset; + if (shouldAcceptPinchGesture) + g->accept(); + } + if (SecondFingerGesture *g = (SecondFingerGesture*)e->gesture(SecondFingerGestureRecognizer::Name)) { + gesture.last.secondfinger.delivered = true; + gesture.last.secondfinger.startPoint = g->startPoint; + gesture.last.secondfinger.lastPoint = g->lastPoint; + gesture.last.secondfinger.point = g->point; + gesture.last.secondfinger.offset = g->offset; + if (shouldAcceptSecondFingerGesture) + g->accept(); + } + gesture.last.cancelled = e->cancelledGestures(); + return true; + } + return QGraphicsScene::event(event); + } +}; + +class GraphicsItem : public QGraphicsItem +{ +public: + GraphicsItem() + { + reset(); + } + + QRectF boundingRect() const + { + return QRectF(0, 0, 100, 100); + } + + void paint(QPainter *painter, const QStyleOptionGraphicsItem*, QWidget*) + { + painter->setBrush(Qt::green); + painter->drawRect(0, 0, 100, 100); + } + + void grabSingleshotGesture() + { + singleshotGestureId = grabGesture(SingleshotGestureRecognizer::Name); + } + void grabPinchGesture() + { + pinchGestureId = grabGesture(PinchGestureRecognizer::Name); + } + void grabSecondFingerGesture() + { + secondFingerGestureId = grabGesture(SecondFingerGestureRecognizer::Name); + } + void ungrabGestures() + { + releaseGesture(singleshotGestureId); + singleshotGestureId = -1; + releaseGesture(pinchGestureId); + pinchGestureId = -1; + releaseGesture(secondFingerGestureId); + secondFingerGestureId = -1; + } + + int singleshotGestureId; + int pinchGestureId; + int secondFingerGestureId; + + bool shouldAcceptSingleshotGesture; + bool shouldAcceptPinchGesture; + bool shouldAcceptSecondFingerGesture; + GestureState gesture; + + void reset() + { + shouldAcceptSingleshotGesture = true; + shouldAcceptPinchGesture = true; + shouldAcceptSecondFingerGesture = true; + gesture.reset(); + } +protected: + bool sceneEvent(QEvent *event) + { + if (event->type() == QEvent::GraphicsSceneGesture) { + QGraphicsSceneGestureEvent *e = static_cast<QGraphicsSceneGestureEvent*>(event); + ++gesture.seenGestureEvent; + if (SingleshotGesture *g = (SingleshotGesture*)e->gesture(SingleshotGestureRecognizer::Name)) { + gesture.last.singleshot.delivered = true; + gesture.last.singleshot.offset = g->offset; + if (shouldAcceptSingleshotGesture) + g->accept(); + } + if (PinchGesture *g = (PinchGesture*)e->gesture(PinchGestureRecognizer::Name)) { + gesture.last.pinch.delivered = true; + gesture.last.pinch.startPoints[0] = g->startPoints[0]; + gesture.last.pinch.startPoints[1] = g->startPoints[1]; + gesture.last.pinch.lastPoints[0] = g->lastPoints[0]; + gesture.last.pinch.lastPoints[1] = g->lastPoints[1]; + gesture.last.pinch.points[0] = g->points[0]; + gesture.last.pinch.points[1] = g->points[1]; + gesture.last.pinch.offset = g->offset; + if (shouldAcceptPinchGesture) + g->accept(); + } + if (SecondFingerGesture *g = (SecondFingerGesture*)e->gesture(SecondFingerGestureRecognizer::Name)) { + gesture.last.secondfinger.delivered = true; + gesture.last.secondfinger.startPoint = g->startPoint; + gesture.last.secondfinger.lastPoint = g->lastPoint; + gesture.last.secondfinger.point = g->point; + gesture.last.secondfinger.offset = g->offset; + if (shouldAcceptSecondFingerGesture) + g->accept(); + } + gesture.last.cancelled = e->cancelledGestures(); + return true; + } + return QGraphicsItem::sceneEvent(event); + } +}; + +class tst_Gestures : public QObject +{ + Q_OBJECT + +public: + tst_Gestures(); + virtual ~tst_Gestures(); + +public slots: + void initTestCase(); + void cleanupTestCase(); + void init(); + void cleanup(); + +private slots: + void singleshotGesture(); + void pinchGesture(); + + void simplePropagation(); + void simplePropagation2(); + void acceptedGesturePropagation(); + + void simpleGraphicsView(); + void simpleGraphicsItem(); + +private: + SingleshotGestureRecognizer *singleshotRecognizer; + PinchGestureRecognizer *pinchRecognizer; + SecondFingerGestureRecognizer *secondFingerRecognizer; + GestureWidget *mainWidget; + + bool sendSpontaneousEvent(QWidget *receiver, QEvent *event); + void sendPinchEvents(QWidget *receiver, const QPoint &fromFinger1, const QPoint &fromFinger2); +}; + +tst_Gestures::tst_Gestures() +{ + singleshotRecognizer = new SingleshotGestureRecognizer; + pinchRecognizer = new PinchGestureRecognizer; + secondFingerRecognizer = new SecondFingerGestureRecognizer; + qApp->addGestureRecognizer(singleshotRecognizer); + qApp->addGestureRecognizer(pinchRecognizer); + qApp->addGestureRecognizer(secondFingerRecognizer); +} + +tst_Gestures::~tst_Gestures() +{ +} + + +void tst_Gestures::initTestCase() +{ + mainWidget = new GestureWidget(GestureWidget::DoNotGrabGestures); + mainWidget->setObjectName("MainGestureWidget"); + mainWidget->resize(500, 600); + mainWidget->show(); +} + +void tst_Gestures::cleanupTestCase() +{ + delete mainWidget; mainWidget = 0; +} + +void tst_Gestures::init() +{ + // TODO: Add initialization code here. + // This will be executed immediately before each test is run. + mainWidget->reset(); +} + +void tst_Gestures::cleanup() +{ +} + +bool tst_Gestures::sendSpontaneousEvent(QWidget *receiver, QEvent *event) +{ + QETWidget::setSpont(event, true); + return qApp->notify(receiver, event); +} + +void tst_Gestures::singleshotGesture() +{ + mainWidget->grabSingleshotGesture(); + SingleshotEvent event; + sendSpontaneousEvent(mainWidget, &event); + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.last.singleshot.delivered); + QVERIFY(mainWidget->gesture.last.cancelled.isEmpty()); +} + +void tst_Gestures::sendPinchEvents(QWidget *receiver, const QPoint &fromFinger1, const QPoint &fromFinger2) +{ + int x1 = fromFinger1.x(); + int y1 = fromFinger1.x(); + int x2 = fromFinger2.x(); + int y2 = fromFinger2.x(); + + TouchEvent event; + event.points[0] = TouchPoint(0,x1,y1, TouchPoint::Begin); + event.points[1] = TouchPoint(); + sendSpontaneousEvent(receiver, &event); + event.points[0] = TouchPoint(0, x1+=2,y1+=2, TouchPoint::Update); + event.points[1] = TouchPoint(); + sendSpontaneousEvent(receiver, &event); + event.points[0] = TouchPoint(0, x1,y1, TouchPoint::Update); + event.points[1] = TouchPoint(1, x2,y2, TouchPoint::Begin); + sendSpontaneousEvent(receiver, &event); + event.points[0] = TouchPoint(0, x1+=5,y1+=10, TouchPoint::End); + event.points[1] = TouchPoint(1, x2+=3,y2+=6, TouchPoint::Update); + sendSpontaneousEvent(receiver, &event); + event.points[0] = TouchPoint(); + event.points[1] = TouchPoint(1, x2+=10,y2+=15, TouchPoint::Update); + sendSpontaneousEvent(receiver, &event); + event.points[0] = TouchPoint(); + event.points[1] = TouchPoint(1, x2,y2, TouchPoint::End); + sendSpontaneousEvent(receiver, &event); +} + +void tst_Gestures::pinchGesture() +{ + mainWidget->grabPinchGesture(); + sendPinchEvents(mainWidget, QPoint(10,10), QPoint(20,20)); + + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(!mainWidget->gesture.last.singleshot.delivered); + QVERIFY(mainWidget->gesture.last.cancelled.isEmpty()); + QVERIFY(mainWidget->gesture.last.pinch.delivered); + QCOMPARE(mainWidget->gesture.last.pinch.startPoints[0].pt, QPoint(10,10)); + QCOMPARE(mainWidget->gesture.last.pinch.startPoints[1].pt, QPoint(20,20)); + QCOMPARE(mainWidget->gesture.last.pinch.offset, QPoint(0,0)); +} + +void tst_Gestures::simplePropagation() +{ + mainWidget->grabSingleshotGesture(); + GestureWidget offsetWidget(GestureWidget::DoNotGrabGestures); + offsetWidget.setFixedSize(30, 30); + mainWidget->layout()->addWidget(&offsetWidget); + GestureWidget nonGestureWidget(GestureWidget::DoNotGrabGestures); + mainWidget->layout()->addWidget(&nonGestureWidget); + QApplication::processEvents(); + + SingleshotEvent event; + sendSpontaneousEvent(&nonGestureWidget, &event); + QVERIFY(!offsetWidget.gesture.seenGestureEvent); + QVERIFY(!nonGestureWidget.gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.last.cancelled.isEmpty()); + QVERIFY(mainWidget->gesture.last.singleshot.delivered); + QCOMPARE(mainWidget->gesture.last.singleshot.offset, QPoint(GestureWidget::LeftMargin, 30 + GestureWidget::TopMargin)); +} + +void tst_Gestures::simplePropagation2() +{ + mainWidget->grabSingleshotGesture(); + mainWidget->grabPinchGesture(); + GestureWidget nonGestureMiddleWidget(GestureWidget::DoNotGrabGestures); + GestureWidget secondGestureWidget(GestureWidget::GrabPinch); + nonGestureMiddleWidget.layout()->addWidget(&secondGestureWidget); + mainWidget->layout()->addWidget(&nonGestureMiddleWidget); + QApplication::processEvents(); + + SingleshotEvent event; + sendSpontaneousEvent(&secondGestureWidget, &event); + QVERIFY(!secondGestureWidget.gesture.seenGestureEvent); + QVERIFY(!nonGestureMiddleWidget.gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.last.singleshot.delivered); + QVERIFY(mainWidget->gesture.last.cancelled.isEmpty()); + QCOMPARE(mainWidget->gesture.last.singleshot.offset, QPoint(GestureWidget::LeftMargin*2,GestureWidget::TopMargin*2)); + + mainWidget->reset(); + nonGestureMiddleWidget.reset(); + secondGestureWidget.reset(); + + sendPinchEvents(&secondGestureWidget, QPoint(10,10), QPoint(20,20)); + QVERIFY(secondGestureWidget.gesture.seenGestureEvent); + QVERIFY(!secondGestureWidget.gesture.last.singleshot.delivered); + QVERIFY(secondGestureWidget.gesture.last.pinch.delivered); + QCOMPARE(secondGestureWidget.gesture.last.pinch.startPoints[0].pt, QPoint(10,10)); + QCOMPARE(secondGestureWidget.gesture.last.pinch.startPoints[1].pt, QPoint(20,20)); + QCOMPARE(secondGestureWidget.gesture.last.pinch.offset, QPoint(0,0)); + QVERIFY(!nonGestureMiddleWidget.gesture.seenGestureEvent); + QVERIFY(!mainWidget->gesture.seenGestureEvent); +} + +void tst_Gestures::acceptedGesturePropagation() +{ + mainWidget->grabSingleshotGesture(); + mainWidget->grabPinchGesture(); + mainWidget->grabSecondFingerGesture(); + GestureWidget nonGestureMiddleWidget(GestureWidget::DoNotGrabGestures); + nonGestureMiddleWidget.setObjectName("nonGestureMiddleWidget"); + GestureWidget secondGestureWidget(GestureWidget::GrabSecondFinger); + secondGestureWidget.setObjectName("secondGestureWidget"); + nonGestureMiddleWidget.layout()->addWidget(&secondGestureWidget); + mainWidget->layout()->addWidget(&nonGestureMiddleWidget); + QApplication::processEvents(); + + sendPinchEvents(&secondGestureWidget, QPoint(10, 10), QPoint(40, 40)); + QVERIFY(secondGestureWidget.gesture.seenGestureEvent); + QVERIFY(!secondGestureWidget.gesture.last.singleshot.delivered); + QVERIFY(!secondGestureWidget.gesture.last.pinch.delivered); + QVERIFY(secondGestureWidget.gesture.last.secondfinger.delivered); + QCOMPARE(secondGestureWidget.gesture.last.secondfinger.startPoint.pt, QPoint(40,40)); + QVERIFY(!nonGestureMiddleWidget.gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(!mainWidget->gesture.last.singleshot.delivered); + QVERIFY(!mainWidget->gesture.last.secondfinger.delivered); + QVERIFY(mainWidget->gesture.last.pinch.delivered); + QCOMPARE(mainWidget->gesture.last.pinch.startPoints[0].pt, QPoint(10,10)); + QCOMPARE(mainWidget->gesture.last.pinch.startPoints[1].pt, QPoint(40,40)); + + mainWidget->reset(); + nonGestureMiddleWidget.reset(); + secondGestureWidget.reset(); + + // don't accept it and make sure it propagates to parent + secondGestureWidget.shouldAcceptSecondFingerGesture = false; + sendPinchEvents(&secondGestureWidget, QPoint(10, 10), QPoint(40, 40)); + QVERIFY(secondGestureWidget.gesture.seenGestureEvent); + QVERIFY(secondGestureWidget.gesture.last.secondfinger.delivered); + QVERIFY(!nonGestureMiddleWidget.gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.seenGestureEvent); + QVERIFY(!mainWidget->gesture.last.singleshot.delivered); + QVERIFY(mainWidget->gesture.last.secondfinger.delivered); + QVERIFY(mainWidget->gesture.last.pinch.delivered); +} + +void tst_Gestures::simpleGraphicsView() +{ + mainWidget->grabSingleshotGesture(); + GraphicsScene scene; + QGraphicsView view(&scene); + view.grabGesture(SingleshotGestureRecognizer::Name); + mainWidget->layout()->addWidget(&view); + QApplication::processEvents(); + + scene.shouldAcceptSingleshotGesture = true; + + SingleshotEvent event; + sendSpontaneousEvent(&view, &event); + QVERIFY(!mainWidget->gesture.seenGestureEvent); + QVERIFY(scene.gesture.seenGestureEvent); + QVERIFY(scene.gesture.last.singleshot.delivered); + QVERIFY(scene.gesture.last.cancelled.isEmpty()); +} + +void tst_Gestures::simpleGraphicsItem() +{ + mainWidget->grabSingleshotGesture(); + GraphicsScene scene; + QGraphicsView view(&scene); + mainWidget->layout()->addWidget(&view); + GraphicsItem *item = new GraphicsItem; + item->grabSingleshotGesture(); + item->setPos(30, 50); + scene.addItem(item); + QApplication::processEvents(); + + SingleshotEvent event(50, 80); + sendSpontaneousEvent(&view, &event); + QVERIFY(item->gesture.seenGestureEvent); + QVERIFY(scene.gesture.seenGestureEvent); + QVERIFY(!mainWidget->gesture.seenGestureEvent); + + item->reset(); + scene.reset(); + mainWidget->reset(); + + item->shouldAcceptSingleshotGesture = false; + SingleshotEvent event2(20, 40); + sendSpontaneousEvent(&view, &event2); + QVERIFY(!item->gesture.seenGestureEvent); + QVERIFY(scene.gesture.seenGestureEvent); + QVERIFY(mainWidget->gesture.seenGestureEvent); +} + +QTEST_MAIN(tst_Gestures) +#include "tst_gestures.moc" diff --git a/tests/auto/qapplication/tst_qapplication.cpp b/tests/auto/qapplication/tst_qapplication.cpp index cee3125..356768e 100644 --- a/tests/auto/qapplication/tst_qapplication.cpp +++ b/tests/auto/qapplication/tst_qapplication.cpp @@ -48,6 +48,7 @@ #include "qabstracteventdispatcher.h" #include <QtGui> +#include "private/qapplication_p.h" #include "private/qstylesheetstyle_p.h" #ifdef Q_OS_WINCE #include <windows.h> @@ -117,6 +118,8 @@ private slots: void windowsCommandLine_data(); void windowsCommandLine(); + + void touchEventPropagation(); }; class MyInputContext : public QInputContext @@ -1773,6 +1776,146 @@ void tst_QApplication::windowsCommandLine() #endif } +class TouchEventPropagationTestWidget : public QWidget +{ + Q_OBJECT + +public: + bool seenTouchEvent, acceptTouchEvent, seenMouseEvent, acceptMouseEvent; + + TouchEventPropagationTestWidget(QWidget *parent = 0) + : QWidget(parent), seenTouchEvent(false), acceptTouchEvent(false), seenMouseEvent(false), acceptMouseEvent(false) + { } + + void reset() + { + seenTouchEvent = acceptTouchEvent = seenMouseEvent = acceptMouseEvent = false; + } + + bool event(QEvent *event) + { + switch (event->type()) { + case QEvent::MouseButtonPress: + case QEvent::MouseMove: + case QEvent::MouseButtonRelease: + // qDebug() << objectName() << "seenMouseEvent = true"; + seenMouseEvent = true; + event->setAccepted(acceptMouseEvent); + break; + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: + // qDebug() << objectName() << "seenTouchEvent = true"; + seenTouchEvent = true; + event->setAccepted(acceptTouchEvent); + break; + default: + return QWidget::event(event); + } + return true; + } +}; + +void tst_QApplication::touchEventPropagation() +{ + int argc = 1; + QApplication app(argc, &argv0, QApplication::GuiServer); + QTouchEvent::TouchPoint touchPoint(0); + QTouchEvent touchEvent(QEvent::TouchBegin, Qt::NoModifier, QList<QTouchEvent::TouchPoint *>() << (&touchPoint)); + + { + // touch event behavior on a window + TouchEventPropagationTestWidget window; + window.setObjectName("1. window"); + + QApplicationPrivate::sendTouchEvent(&window, &touchEvent); + QVERIFY(!window.seenTouchEvent); + QVERIFY(window.seenMouseEvent); + + window.reset(); + window.setAttribute(Qt::WA_AcceptsTouchEvents); + QApplicationPrivate::sendTouchEvent(&window, &touchEvent); + QVERIFY(window.seenTouchEvent); + QVERIFY(window.seenMouseEvent); + + window.reset(); + window.acceptTouchEvent = true; + QApplicationPrivate::sendTouchEvent(&window, &touchEvent); + QVERIFY(window.seenTouchEvent); + QVERIFY(!window.seenMouseEvent); + } + + { + // touch event behavior on a window with a child widget + TouchEventPropagationTestWidget window; + window.setObjectName("2. window"); + TouchEventPropagationTestWidget widget(&window); + widget.setObjectName("2. widget"); + + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(!widget.seenTouchEvent); + QVERIFY(widget.seenMouseEvent); + QVERIFY(!window.seenTouchEvent); + QVERIFY(window.seenMouseEvent); + + window.reset(); + widget.reset(); + widget.setAttribute(Qt::WA_AcceptsTouchEvents); + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(widget.seenTouchEvent); + QVERIFY(widget.seenMouseEvent); + QVERIFY(!window.seenTouchEvent); + QVERIFY(window.seenMouseEvent); + + window.reset(); + widget.reset(); + widget.acceptMouseEvent = true; + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(widget.seenTouchEvent); + QVERIFY(widget.seenMouseEvent); + QVERIFY(!window.seenTouchEvent); + QVERIFY(!window.seenMouseEvent); + + window.reset(); + widget.reset(); + widget.acceptTouchEvent = true; + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(widget.seenTouchEvent); + QVERIFY(!widget.seenMouseEvent); + QVERIFY(!window.seenTouchEvent); + QVERIFY(!window.seenMouseEvent); + + window.reset(); + widget.reset(); + widget.setAttribute(Qt::WA_AcceptsTouchEvents, false); + window.setAttribute(Qt::WA_AcceptsTouchEvents); + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(!widget.seenTouchEvent); + QVERIFY(widget.seenMouseEvent); + QVERIFY(window.seenTouchEvent); + QVERIFY(window.seenMouseEvent); + + window.reset(); + widget.reset(); + window.acceptTouchEvent = true; + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(!widget.seenTouchEvent); + QVERIFY(!widget.seenMouseEvent); + QVERIFY(window.seenTouchEvent); + QVERIFY(!window.seenMouseEvent); + + window.reset(); + widget.reset(); + widget.acceptMouseEvent = true; // doesn't matter, touch events are propagated first + window.acceptTouchEvent = true; + QApplicationPrivate::sendTouchEvent(&widget, &touchEvent); + QVERIFY(!widget.seenTouchEvent); + QVERIFY(!widget.seenMouseEvent); + QVERIFY(window.seenTouchEvent); + QVERIFY(!window.seenMouseEvent); + } +} + //QTEST_APPLESS_MAIN(tst_QApplication) int main(int argc, char *argv[]) { diff --git a/tests/manual/qtouchevent/form.ui b/tests/manual/qtouchevent/form.ui new file mode 100644 index 0000000..c7fbb78 --- /dev/null +++ b/tests/manual/qtouchevent/form.ui @@ -0,0 +1,1897 @@ +<?xml version="1.0" encoding="UTF-8"?> +<ui version="4.0"> + <class>Form</class> + <widget class="QWidget" name="Form"> + <property name="geometry"> + <rect> + <x>0</x> + <y>0</y> + <width>770</width> + <height>424</height> + </rect> + </property> + <property name="windowTitle"> + <string>Form</string> + </property> + <layout class="QVBoxLayout" name="verticalLayout"> + <item> + <widget class="QLabel" name="testNameLabel"> + <property name="font"> + <font> + <pointsize>16</pointsize> + <weight>75</weight> + <bold>true</bold> + </font> + </property> + <property name="text"> + <string>Test Name</string> + </property> + <property name="alignment"> + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item> + <widget class="QLabel" name="testDescriptionLabel"> + <property name="font"> + <font> + <pointsize>16</pointsize> + </font> + </property> + <property name="text"> + <string>Test description</string> + </property> + <property name="alignment"> + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item> + <layout class="QHBoxLayout" name="horizontalLayout"> + <item> + <widget class="TouchWidget" name="greenWidget" native="true"> + <property name="sizePolicy"> + <sizepolicy hsizetype="Expanding" vsizetype="Expanding"> + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="palette"> + <palette> + <active> + <colorrole role="WindowText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Button"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>170</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Light"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>255</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Midlight"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>212</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Dark"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>85</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Mid"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>113</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Text"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="BrightText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="ButtonText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Base"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="Window"> + <brush brushstyle="SolidPattern"> + <color 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<green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Shadow"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="AlternateBase"> + <brush brushstyle="SolidPattern"> + <color alpha="159"> + <red>212</red> + <green>127</green> + <blue>127</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipBase"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>220</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + </inactive> + <disabled> + <colorrole role="WindowText"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>85</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Button"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>170</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Light"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>255</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Midlight"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>212</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Dark"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>85</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Mid"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>113</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Text"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>85</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="BrightText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="ButtonText"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>85</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Base"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>170</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Window"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>170</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Shadow"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="AlternateBase"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>170</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipBase"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>220</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + </disabled> + </palette> + </property> + <property name="autoFillBackground"> + <bool>true</bool> + </property> + <layout class="QGridLayout" name="gridLayout_2"> + <item row="0" column="1"> + <spacer name="verticalSpacer_4"> + <property name="orientation"> + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0"> + <size> + <width>0</width> + <height>0</height> + </size> + </property> + </spacer> + </item> + <item row="1" column="0"> + <spacer name="horizontalSpacer"> + <property name="orientation"> + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0"> + <size> + <width>0</width> + <height>0</height> + </size> + </property> + </spacer> + </item> + <item row="1" column="1"> + <widget class="TouchWidget" name="greyWidget" native="true"> + <property name="sizePolicy"> + <sizepolicy hsizetype="Minimum" vsizetype="Minimum"> + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="minimumSize"> + <size> + <width>180</width> + <height>120</height> + </size> + </property> + <property name="palette"> + <palette> + <active> + <colorrole role="WindowText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="Button"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Light"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Midlight"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Dark"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Mid"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Text"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="BrightText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="ButtonText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="Base"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Window"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Shadow"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="AlternateBase"> + <brush brushstyle="SolidPattern"> + <color alpha="159"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipBase"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>220</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + </active> + <inactive> + <colorrole role="WindowText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="Button"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Light"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Midlight"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Dark"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Mid"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Text"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="BrightText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="ButtonText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="Base"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Window"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Shadow"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="AlternateBase"> + <brush brushstyle="SolidPattern"> + <color alpha="159"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipBase"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>220</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + </inactive> + <disabled> + <colorrole role="WindowText"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Button"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Light"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Midlight"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Dark"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Mid"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Text"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="BrightText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>255</blue> + </color> + </brush> + </colorrole> + <colorrole role="ButtonText"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Base"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Window"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="Shadow"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="AlternateBase"> + <brush brushstyle="SolidPattern"> + <color alpha="63"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipBase"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>255</red> + <green>255</green> + <blue>220</blue> + </color> + </brush> + </colorrole> + <colorrole role="ToolTipText"> + <brush brushstyle="SolidPattern"> + <color alpha="255"> + <red>0</red> + <green>0</green> + <blue>0</blue> + </color> + </brush> + </colorrole> + </disabled> + </palette> + </property> + <property name="autoFillBackground"> + <bool>true</bool> + </property> + </widget> + </item> + <item row="1" column="2"> + <spacer name="horizontalSpacer_4"> + <property name="orientation"> + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0"> + <size> + <width>0</width> + <height>0</height> + </size> + </property> + </spacer> + </item> + <item row="2" column="1"> + <spacer name="verticalSpacer_2"> + <property name="orientation"> + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0"> + <size> + <width>0</width> + <height>0</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <customwidgets> + <customwidget> + <class>TouchWidget</class> + <extends>QWidget</extends> + <header>touchwidget.h</header> + <container>1</container> + </customwidget> + </customwidgets> + <resources/> + <connections/> +</ui> diff --git a/tests/manual/qtouchevent/main.cpp b/tests/manual/qtouchevent/main.cpp new file mode 100644 index 0000000..8097ab0 --- /dev/null +++ b/tests/manual/qtouchevent/main.cpp @@ -0,0 +1,554 @@ +#include <QtGui> +#include <QtTest> + +#include "ui_form.h" +#include "touchwidget.h" + +class MultitouchTestWidget : public QWidget, public Ui::Form +{ + Q_OBJECT + +public: + MultitouchTestWidget(QWidget *parent = 0) + : QWidget(parent) + { + setAttribute(Qt::WA_QuitOnClose, false); + setupUi(this); + } + + void closeEvent(QCloseEvent *event) + { + event->accept(); + QTimer::singleShot(1000, qApp, SLOT(quit())); + } +}; + +class tst_ManualMultitouch : public QObject +{ + Q_OBJECT + +public: + tst_ManualMultitouch(); + ~tst_ManualMultitouch(); + +private slots: + void ignoringTouchEventsEmulatesMouseEvents(); + void basicSingleTouchEventHandling(); + void basicMultiTouchEventHandling(); + void acceptingTouchBeginStopsPropagation(); + void ignoringTouchBeginPropagatesToParent(); + void secondTouchPointOnParentGoesToChild(); + void secondTouchPointOnChildGoesToParent(); + void secondTouchPointOnSiblingGoesToSibling(); + void secondTouchPointOnCousinGoesToCousin(); +}; + +tst_ManualMultitouch::tst_ManualMultitouch() +{ } + +tst_ManualMultitouch::~tst_ManualMultitouch() +{ } + +void tst_ManualMultitouch::ignoringTouchEventsEmulatesMouseEvents() +{ + // first, make sure that we get mouse events when not enabling touch events + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Mouse Event Emulation Test"); + testWidget.testDescriptionLabel->setText("Touch, hold, and release your finger on the green widget."); + testWidget.redWidget->hide(); + testWidget.blueWidget->hide(); + testWidget.greenWidget->closeWindowOnMouseRelease = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + // QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(testWidget.greenWidget->seenMousePress); + // QVERIFY(testWidget.greenWidget->seenMouseMove); + QVERIFY(testWidget.greenWidget->seenMouseRelease); + + // enable touch, but don't accept the events + testWidget.greenWidget->reset(); + testWidget.greenWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greenWidget->closeWindowOnMouseRelease = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(testWidget.greenWidget->seenMousePress); + // QVERIFY(testWidget.greenWidget->seenMouseMove); + QVERIFY(testWidget.greenWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::basicSingleTouchEventHandling() +{ + // now enable touch and make sure we get the touch events + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Basic Single-Touch Event Handling Test"); + testWidget.testDescriptionLabel->setText("Touch, hold, and release your finger on the green widget."); + testWidget.redWidget->hide(); + testWidget.blueWidget->hide(); + testWidget.greenWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greenWidget->acceptTouchBegin = true; + testWidget.greenWidget->acceptTouchUpdate = true; + testWidget.greenWidget->acceptTouchEnd = true; + testWidget.greenWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(testWidget.greenWidget->seenTouchUpdate); + QVERIFY(testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // again, ignoring the TouchEnd + testWidget.greenWidget->reset(); + testWidget.greenWidget->acceptTouchBegin = true; + testWidget.greenWidget->acceptTouchUpdate = true; + // testWidget.greenWidget->acceptTouchEnd = true; + testWidget.greenWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(testWidget.greenWidget->seenTouchUpdate); + QVERIFY(testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // again, ignoring TouchUpdates + testWidget.greenWidget->reset(); + testWidget.greenWidget->acceptTouchBegin = true; + // testWidget.greenWidget->acceptTouchUpdate = true; + testWidget.greenWidget->acceptTouchEnd = true; + testWidget.greenWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(testWidget.greenWidget->seenTouchUpdate); + QVERIFY(testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // last time, ignoring TouchUpdates and TouchEnd + testWidget.greenWidget->reset(); + testWidget.greenWidget->acceptTouchBegin = true; + // testWidget.greenWidget->acceptTouchUpdate = true; + // testWidget.greenWidget->acceptTouchEnd = true; + testWidget.greenWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(testWidget.greenWidget->seenTouchUpdate); + QVERIFY(testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::basicMultiTouchEventHandling() +{ + // repeat, this time looking for multiple fingers + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Basic Multi-Touch Event Handling Test"); + testWidget.testDescriptionLabel->setText("Touch, hold, and release several fingers on the red widget."); + testWidget.greenWidget->hide(); + testWidget.greyWidget->hide(); + testWidget.redWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchUpdate = true; + testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.redWidget->seenTouchBegin); + QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(testWidget.redWidget->touchPointCount > 1); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + // testWidget.redWidget->acceptTouchUpdate = true; + testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.redWidget->seenTouchBegin); + QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(testWidget.redWidget->touchPointCount > 1); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchUpdate = true; + // testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.redWidget->seenTouchBegin); + QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(testWidget.redWidget->touchPointCount > 1); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + // testWidget.redWidget->acceptTouchUpdate = true; + // testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.redWidget->seenTouchBegin); + QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(testWidget.redWidget->touchPointCount > 1); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::acceptingTouchBeginStopsPropagation() +{ + // test that accepting the TouchBegin event on the + // blueWidget stops propagation to the greenWidget + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Touch Event Propagation Test: Accepting in Blue Blocks Green"); + testWidget.testDescriptionLabel->setText("Touch, hold, and release your finger on the blue widget."); + testWidget.redWidget->hide(); + testWidget.blueWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greenWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.blueWidget->acceptTouchBegin = true; + testWidget.blueWidget->acceptTouchUpdate = true; + testWidget.blueWidget->acceptTouchEnd = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // ignoring TouchEnd + testWidget.blueWidget->reset(); + testWidget.greenWidget->reset(); + testWidget.blueWidget->acceptTouchBegin = true; + testWidget.blueWidget->acceptTouchUpdate = true; + // testWidget.blueWidget->acceptTouchEnd = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // ignoring TouchUpdate + testWidget.blueWidget->reset(); + testWidget.greenWidget->reset(); + testWidget.blueWidget->acceptTouchBegin = true; + // testWidget.blueWidget->acceptTouchUpdate = true; + testWidget.blueWidget->acceptTouchEnd = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + + // ignoring TouchUpdate and TouchEnd + testWidget.blueWidget->reset(); + testWidget.greenWidget->reset(); + testWidget.blueWidget->acceptTouchBegin = true; + // testWidget.blueWidget->acceptTouchUpdate = true; + // testWidget.blueWidget->acceptTouchEnd = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::ignoringTouchBeginPropagatesToParent() +{ + // repeat the test above, now ignoring touch events in the + // greyWidget, they should be propagated to the redWidget + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Touch Event Propagation Test: Ignoring in Grey Propagates to Red"); + testWidget.testDescriptionLabel->setText("Touch, hold, and release your finger on the grey widget."); + testWidget.greenWidget->hide(); + testWidget.greyWidget->setAttribute(Qt::WA_AcceptTouchEvents, false); + testWidget.redWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greyWidget->reset(); + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchUpdate = true; + testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(!testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + + // again, but this time greyWidget should see the TouchBegin + testWidget.greyWidget->reset(); + testWidget.redWidget->reset(); + testWidget.greyWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchUpdate = true; + testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + + // again, ignoring the TouchEnd + testWidget.greyWidget->reset(); + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchUpdate = true; + // testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + + // again, ignoring TouchUpdates + testWidget.greyWidget->reset(); + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + // testWidget.redWidget->acceptTouchUpdate = true; + testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + + // last time, ignoring TouchUpdates and TouchEnd + testWidget.greyWidget->reset(); + testWidget.redWidget->reset(); + testWidget.redWidget->acceptTouchBegin = true; + // testWidget.redWidget->acceptTouchUpdate = true; + // testWidget.redWidget->acceptTouchEnd = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::secondTouchPointOnParentGoesToChild() +{ + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Additional Touch-Points Outside Child's Rect Go to Child"); + testWidget.testDescriptionLabel->setText("Press and hold a finger on the blue widget, then on the green one, and release."); + testWidget.redWidget->hide(); + testWidget.greenWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.blueWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.blueWidget->acceptTouchBegin = true; + testWidget.greenWidget->acceptTouchBegin = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(testWidget.blueWidget->touchPointCount > 1); + QVERIFY(!testWidget.greenWidget->seenTouchBegin); + QVERIFY(!testWidget.greenWidget->seenTouchUpdate); + QVERIFY(!testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::secondTouchPointOnChildGoesToParent() +{ + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Additional Touch-Points Over Child's Rect Go to Parent"); + testWidget.testDescriptionLabel->setText("Press and hold a finger on the red widget, then on the grey one, and release."); + testWidget.greenWidget->hide(); + testWidget.redWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greyWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greyWidget->acceptTouchBegin = true; + testWidget.redWidget->acceptTouchBegin = true; + testWidget.redWidget->closeWindowOnTouchEnd = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->touchPointCount > 1); + QVERIFY(!testWidget.greyWidget->seenTouchBegin); + QVERIFY(!testWidget.greyWidget->seenTouchUpdate); + QVERIFY(!testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); +} + +void tst_ManualMultitouch::secondTouchPointOnSiblingGoesToSibling() +{ + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Multi-Touch Interaction Test, Unrelated Widgets Get Separate Events"); + testWidget.testDescriptionLabel->setText("Press and hold a finger on the green widget, then the red one, and release."); + testWidget.blueWidget->hide(); + testWidget.greenWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greenWidget->acceptTouchBegin = true; + testWidget.greenWidget->closeWindowOnTouchEnd = true; + testWidget.greyWidget->hide(); + testWidget.redWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.redWidget->acceptTouchBegin = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.greenWidget->seenTouchBegin); + // QVERIFY(testWidget.greenWidget->seenTouchUpdate); + QVERIFY(testWidget.greenWidget->seenTouchEnd); + QVERIFY(!testWidget.greenWidget->seenMousePress); + QVERIFY(!testWidget.greenWidget->seenMouseMove); + QVERIFY(!testWidget.greenWidget->seenMouseRelease); + QVERIFY(testWidget.redWidget->seenTouchBegin); + // QVERIFY(testWidget.redWidget->seenTouchUpdate); + QVERIFY(testWidget.redWidget->seenTouchEnd); + QVERIFY(!testWidget.redWidget->seenMousePress); + QVERIFY(!testWidget.redWidget->seenMouseMove); + QVERIFY(!testWidget.redWidget->seenMouseRelease); + QVERIFY(testWidget.greenWidget->touchPointCount == 1); + QVERIFY(testWidget.redWidget->touchPointCount == 1); +} + +void tst_ManualMultitouch::secondTouchPointOnCousinGoesToCousin() +{ + MultitouchTestWidget testWidget; + testWidget.testNameLabel->setText("Multi-Touch Interaction Test, Unrelated Widgets Get Separate Events"); + testWidget.testDescriptionLabel->setText("Press and hold a finger on the blue widget, then the grey one, and release."); + testWidget.blueWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.blueWidget->acceptTouchBegin = true; + testWidget.blueWidget->closeWindowOnTouchEnd = true; + testWidget.greyWidget->setAttribute(Qt::WA_AcceptTouchEvents); + testWidget.greyWidget->acceptTouchBegin = true; + testWidget.showMaximized(); + (void) qApp->exec(); + QVERIFY(testWidget.blueWidget->seenTouchBegin); + // QVERIFY(testWidget.blueWidget->seenTouchUpdate); + QVERIFY(testWidget.blueWidget->seenTouchEnd); + QVERIFY(!testWidget.blueWidget->seenMousePress); + QVERIFY(!testWidget.blueWidget->seenMouseMove); + QVERIFY(!testWidget.blueWidget->seenMouseRelease); + QVERIFY(testWidget.greyWidget->seenTouchBegin); + // QVERIFY(testWidget.greyWidget->seenTouchUpdate); + QVERIFY(testWidget.greyWidget->seenTouchEnd); + QVERIFY(!testWidget.greyWidget->seenMousePress); + QVERIFY(!testWidget.greyWidget->seenMouseMove); + QVERIFY(!testWidget.greyWidget->seenMouseRelease); + QVERIFY(testWidget.blueWidget->touchPointCount == 1); + QVERIFY(testWidget.greyWidget->touchPointCount == 1); +} + +QTEST_MAIN(tst_ManualMultitouch) + +#include "main.moc" diff --git a/tests/manual/qtouchevent/multitouch.pro b/tests/manual/qtouchevent/multitouch.pro new file mode 100644 index 0000000..de1ee06 --- /dev/null +++ b/tests/manual/qtouchevent/multitouch.pro @@ -0,0 +1,5 @@ +QT += testlib +SOURCES = main.cpp \ + touchwidget.cpp +FORMS += form.ui +HEADERS += touchwidget.h diff --git a/tests/manual/qtouchevent/touchwidget.cpp b/tests/manual/qtouchevent/touchwidget.cpp new file mode 100644 index 0000000..a8141cc --- /dev/null +++ b/tests/manual/qtouchevent/touchwidget.cpp @@ -0,0 +1,94 @@ +#include "touchwidget.h" + +#include <QApplication> +#include <QtEvents> +#include <QTimer> +#include <QTouchEvent> + +void TouchWidget::reset() +{ + acceptTouchBegin + = acceptTouchUpdate + = acceptTouchEnd + = seenTouchBegin + = seenTouchUpdate + = seenTouchEnd + = closeWindowOnTouchEnd + + = acceptMousePress + = acceptMouseMove + = acceptMouseRelease + = seenMousePress + = seenMouseMove + = seenMouseRelease + = closeWindowOnMouseRelease + + = false; + touchPointCount = 0; +} + +bool TouchWidget::event(QEvent *event) +{ + switch (event->type()) { + case QEvent::TouchBegin: + if (seenTouchBegin) qWarning("TouchBegin: already seen a TouchBegin"); + if (seenTouchUpdate) qWarning("TouchBegin: TouchUpdate cannot happen before TouchBegin"); + if (seenTouchEnd) qWarning("TouchBegin: TouchEnd cannot happen before TouchBegin"); + seenTouchBegin = !seenTouchBegin && !seenTouchUpdate && !seenTouchEnd; + touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count()); + if (acceptTouchBegin) { + event->accept(); + return true; + } + break; + case QEvent::TouchUpdate: + if (!seenTouchBegin) qWarning("TouchUpdate: have not seen TouchBegin"); + if (seenTouchEnd) qWarning("TouchUpdate: TouchEnd cannot happen before TouchUpdate"); + seenTouchUpdate = seenTouchBegin && !seenTouchEnd; + touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count()); + if (acceptTouchUpdate) { + event->accept(); + return true; + } + break; + case QEvent::TouchEnd: + if (!seenTouchBegin) qWarning("TouchEnd: have not seen TouchBegin"); + if (seenTouchEnd) qWarning("TouchEnd: already seen a TouchEnd"); + seenTouchEnd = seenTouchBegin && !seenTouchEnd; + touchPointCount = qMax(touchPointCount, static_cast<QTouchEvent *>(event)->touchPoints().count()); + if (closeWindowOnTouchEnd) + window()->close(); + if (acceptTouchEnd) { + event->accept(); + return true; + } + break; + case QEvent::MouseButtonPress: + case QEvent::MouseButtonDblClick: + seenMousePress = true; + if (acceptMousePress) { + event->accept(); + return true; + } + break; + case QEvent::MouseMove: + seenMouseMove = true; + if (acceptMouseMove) { + event->accept(); + return true; + } + break; + case QEvent::MouseButtonRelease: + seenMouseRelease = true; + if (closeWindowOnMouseRelease) + window()->close(); + if (acceptMouseRelease) { + event->accept(); + return true; + } + break; + default: + break; + } + return QWidget::event(event); +} diff --git a/tests/manual/qtouchevent/touchwidget.h b/tests/manual/qtouchevent/touchwidget.h new file mode 100644 index 0000000..2726deb --- /dev/null +++ b/tests/manual/qtouchevent/touchwidget.h @@ -0,0 +1,31 @@ +#ifndef TOUCHWIDGET_H +#define TOUCHWIDGET_H + +#include <QWidget> + +class TouchWidget : public QWidget +{ + Q_OBJECT + +public: + bool acceptTouchBegin, acceptTouchUpdate, acceptTouchEnd; + bool seenTouchBegin, seenTouchUpdate, seenTouchEnd; + bool closeWindowOnTouchEnd; + int touchPointCount; + + bool acceptMousePress, acceptMouseMove, acceptMouseRelease; + bool seenMousePress, seenMouseMove, seenMouseRelease; + bool closeWindowOnMouseRelease; + + inline TouchWidget(QWidget *parent = 0) + : QWidget(parent) + { + reset(); + } + + void reset(); + + bool event(QEvent *event); +}; + +#endif // TOUCHWIDGET_H |
