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authorSimon Hausmann <simon.hausmann@nokia.com>2009-04-23 15:08:37 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-04-23 15:08:37 (GMT)
commit4ec0d20bda2d7c4dfd1da41d52404481f5ecd42c (patch)
treee1ea07496c1e9e83305c412e31b718f9d31092d9 /examples
parentff4864e079accef109a8a45e9754f7ac34718ec5 (diff)
parent5a46b82feea371868a9c793f6df14d92654c2423 (diff)
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Merge branch '4.5' of git@scm.dev.nokia.troll.no:qt/qt
Diffstat (limited to 'examples')
-rw-r--r--examples/network/googlesuggest/googlesuggest.cpp223
-rw-r--r--examples/network/googlesuggest/googlesuggest.h80
-rw-r--r--examples/network/googlesuggest/googlesuggest.pro9
-rw-r--r--examples/network/googlesuggest/main.cpp52
-rw-r--r--examples/network/googlesuggest/searchbox.cpp69
-rw-r--r--examples/network/googlesuggest/searchbox.h64
-rw-r--r--examples/network/network.pro1
7 files changed, 498 insertions, 0 deletions
diff --git a/examples/network/googlesuggest/googlesuggest.cpp b/examples/network/googlesuggest/googlesuggest.cpp
new file mode 100644
index 0000000..285a018
--- /dev/null
+++ b/examples/network/googlesuggest/googlesuggest.cpp
@@ -0,0 +1,223 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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 <QtCore>
+#include <QtGui>
+#include <QtNetwork>
+
+#include "googlesuggest.h"
+
+#define GSUGGEST_URL "http://google.com/complete/search?output=toolbar&q=%1"
+
+GSuggestCompletion::GSuggestCompletion(QLineEdit *parent): QObject(parent), editor(parent)
+{
+ popup = new QTreeWidget;
+ popup->setColumnCount(2);
+ popup->setUniformRowHeights(true);
+ popup->setRootIsDecorated(false);
+ popup->setEditTriggers(QTreeWidget::NoEditTriggers);
+ popup->setSelectionBehavior(QTreeWidget::SelectRows);
+ popup->setFrameStyle(QFrame::Box | QFrame::Plain);
+ popup->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+
+ popup->header()->hide();
+ popup->installEventFilter(this);
+ popup->setMouseTracking(true);
+
+ connect(popup, SIGNAL(itemClicked(QTreeWidgetItem*, int)),
+ SLOT(doneCompletion()));
+
+ popup->setWindowFlags(Qt::Popup);
+ popup->setFocusPolicy(Qt::NoFocus);
+ popup->setFocusProxy(parent);
+
+ timer = new QTimer(this);
+ timer->setSingleShot(true);
+ timer->setInterval(500);
+ connect(timer, SIGNAL(timeout()), SLOT(autoSuggest()));
+ connect(editor, SIGNAL(textEdited(QString)), timer, SLOT(start()));
+
+ connect(&networkManager, SIGNAL(finished(QNetworkReply*)),
+ this, SLOT(handleNetworkData(QNetworkReply*)));
+
+}
+
+GSuggestCompletion::~GSuggestCompletion()
+{
+ delete popup;
+}
+
+bool GSuggestCompletion::eventFilter(QObject *obj, QEvent *ev)
+{
+ if (obj != popup)
+ return false;
+
+ if (ev->type() == QEvent::MouseButtonPress) {
+ popup->hide();
+ editor->setFocus();
+ return true;
+ }
+
+ if (ev->type() == QEvent::KeyPress) {
+
+ bool consumed = false;
+ int key = static_cast<QKeyEvent*>(ev)->key();
+ switch (key) {
+ case Qt::Key_Enter:
+ case Qt::Key_Return:
+ doneCompletion();
+ consumed = true;
+
+ case Qt::Key_Escape:
+ editor->setFocus();
+ popup->hide();
+ consumed = true;
+
+ case Qt::Key_Up:
+ case Qt::Key_Down:
+ case Qt::Key_Home:
+ case Qt::Key_End:
+ case Qt::Key_PageUp:
+ case Qt::Key_PageDown:
+ break;
+
+ default:
+ editor->setFocus();
+ editor->event(ev);
+ popup->hide();
+ break;
+ }
+
+ return consumed;
+ }
+
+ return false;
+}
+
+void GSuggestCompletion::showCompletion(const QStringList &choices, const QStringList &hits)
+{
+
+ if (choices.isEmpty() || choices.count() != hits.count())
+ return;
+
+ const QPalette &pal = editor->palette();
+ QColor color = pal.color(QPalette::Disabled, QPalette::WindowText);
+
+ popup->setUpdatesEnabled(false);
+ popup->clear();
+ for (int i = 0; i < choices.count(); ++i) {
+ QTreeWidgetItem * item;
+ item = new QTreeWidgetItem(popup);
+ item->setText(0, choices[i]);
+ item->setText(1, hits[i]);
+ item->setTextAlignment(1, Qt::AlignRight);
+ item->setTextColor(1, color);
+ }
+ popup->setCurrentItem(popup->topLevelItem(0));
+ popup->resizeColumnToContents(0);
+ popup->resizeColumnToContents(1);
+ popup->adjustSize();
+ popup->setUpdatesEnabled(true);
+
+ int h = popup->sizeHintForRow(0) * qMin(7, choices.count()) + 3;
+ popup->resize(popup->width(), h);
+
+ popup->move(editor->mapToGlobal(QPoint(0, editor->height())));
+ popup->setFocus();
+ popup->show();
+}
+
+void GSuggestCompletion::doneCompletion()
+{
+ timer->stop();
+ popup->hide();
+ editor->setFocus();
+ QTreeWidgetItem *item = popup->currentItem();
+ if (item) {
+ editor->setText(item->text(0));
+ QKeyEvent *e;
+ e = new QKeyEvent(QEvent::KeyPress, Qt::Key_Enter, Qt::NoModifier);
+ QApplication::postEvent(editor, e);
+ e = new QKeyEvent(QEvent::KeyRelease, Qt::Key_Enter, Qt::NoModifier);
+ QApplication::postEvent(editor, e);
+ }
+}
+
+void GSuggestCompletion::preventSuggest()
+{
+ timer->stop();
+}
+
+void GSuggestCompletion::autoSuggest()
+{
+ QString str = editor->text();
+ QString url = QString(GSUGGEST_URL).arg(str);
+ networkManager.get(QNetworkRequest(QString(url)));
+}
+
+void GSuggestCompletion::handleNetworkData(QNetworkReply *networkReply)
+{
+ QUrl url = networkReply->url();
+ if (!networkReply->error()) {
+ QStringList choices;
+ QStringList hits;
+
+ QString response(networkReply->readAll());
+ QXmlStreamReader xml(response);
+ while (!xml.atEnd()) {
+ xml.readNext();
+ if (xml.tokenType() == QXmlStreamReader::StartElement)
+ if (xml.name() == "suggestion") {
+ QStringRef str = xml.attributes().value("data");
+ choices << str.toString();
+ }
+ if (xml.tokenType() == QXmlStreamReader::StartElement)
+ if (xml.name() == "num_queries") {
+ QStringRef str = xml.attributes().value("int");
+ hits << str.toString();
+ }
+ }
+
+ showCompletion(choices, hits);
+ }
+
+ networkReply->deleteLater();
+}
diff --git a/examples/network/googlesuggest/googlesuggest.h b/examples/network/googlesuggest/googlesuggest.h
new file mode 100644
index 0000000..0267709
--- /dev/null
+++ b/examples/network/googlesuggest/googlesuggest.h
@@ -0,0 +1,80 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GOOGLESUGGEST_H
+#define GOOGLESUGGEST_H
+
+#include <QObject>
+#include <QNetworkAccessManager>
+
+QT_BEGIN_NAMESPACE
+class QLineEdit;
+class QNetworkReply;
+class QTimer;
+class QTreeWidget;
+QT_END_NAMESPACE
+
+class GSuggestCompletion : public QObject
+{
+ Q_OBJECT
+
+public:
+ GSuggestCompletion(QLineEdit *parent = 0);
+ ~GSuggestCompletion();
+ bool eventFilter(QObject *obj, QEvent *ev);
+ void showCompletion(const QStringList &choices, const QStringList &hits);
+
+public slots:
+
+ void doneCompletion();
+ void preventSuggest();
+ void autoSuggest();
+ void handleNetworkData(QNetworkReply *networkReply);
+
+private:
+ QLineEdit *editor;
+ QTreeWidget *popup;
+ QTimer *timer;
+ QNetworkAccessManager networkManager;
+};
+
+#endif // GOOGLESUGGEST_H
+
diff --git a/examples/network/googlesuggest/googlesuggest.pro b/examples/network/googlesuggest/googlesuggest.pro
new file mode 100644
index 0000000..afd600f
--- /dev/null
+++ b/examples/network/googlesuggest/googlesuggest.pro
@@ -0,0 +1,9 @@
+QT += network
+SOURCES = main.cpp searchbox.cpp googlesuggest.cpp
+HEADERS = searchbox.h googlesuggest.h
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/webkit/googlesuggest
+sources.files = $$SOURCES $$HEADERS *.pro
+sources.path = $$[QT_INSTALL_EXAMPLES]/webkit/googlesuggest
+INSTALLS += target sources
diff --git a/examples/network/googlesuggest/main.cpp b/examples/network/googlesuggest/main.cpp
new file mode 100644
index 0000000..f8d9bc5
--- /dev/null
+++ b/examples/network/googlesuggest/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 examples 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 <QApplication>
+
+#include "searchbox.h"
+
+int main(int argc, char * argv[])
+{
+ QApplication app(argc, argv);
+ SearchBox *searchEdit = new SearchBox;
+ searchEdit->show();
+ return app.exec();
+}
diff --git a/examples/network/googlesuggest/searchbox.cpp b/examples/network/googlesuggest/searchbox.cpp
new file mode 100644
index 0000000..cd7b122
--- /dev/null
+++ b/examples/network/googlesuggest/searchbox.cpp
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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 <QDesktopServices>
+#include <QUrl>
+
+#include "searchbox.h"
+#include "googlesuggest.h"
+
+#define GSEARCH_URL "http://www.google.com/search?q=%1"
+
+
+SearchBox::SearchBox(QWidget *parent): QLineEdit(parent)
+{
+ completer = new GSuggestCompletion(this);
+
+ connect(this, SIGNAL(returnPressed()), SLOT(doSearch()));
+
+ setWindowTitle("Search with Google");
+
+ adjustSize();
+ resize(400, height());
+ setFocus();
+}
+
+void SearchBox::doSearch()
+{
+ completer->preventSuggest();
+ QString url = QString(GSEARCH_URL).arg(text());
+ QDesktopServices::openUrl(QUrl(url));
+}
diff --git a/examples/network/googlesuggest/searchbox.h b/examples/network/googlesuggest/searchbox.h
new file mode 100644
index 0000000..75ceffd
--- /dev/null
+++ b/examples/network/googlesuggest/searchbox.h
@@ -0,0 +1,64 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef SEARCHBOX_H
+#define SEARCHBOX_H
+
+#include <QLineEdit>
+
+class GSuggestCompletion;
+
+class SearchBox: public QLineEdit
+{
+ Q_OBJECT
+
+public:
+ SearchBox(QWidget *parent = 0);
+
+protected slots:
+ void doSearch();
+
+private:
+ GSuggestCompletion *completer;
+};
+
+
+#endif // SEARCHBOX_H
diff --git a/examples/network/network.pro b/examples/network/network.pro
index 13b3116..8c45745 100644
--- a/examples/network/network.pro
+++ b/examples/network/network.pro
@@ -11,6 +11,7 @@ SUBDIRS = blockingfortuneclient \
http \
loopback \
threadedfortuneserver \
+ googlesuggest \
torrent
contains(QT_CONFIG, openssl):SUBDIRS += securesocketclient