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|
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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 1.1, 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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)
{
setToolButtonStyle(Qt::ToolButtonFollowStyle);
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(QUrl)),
m_tabWidget, SLOT(loadUrlInCurrentTab(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(QString)),
this, SLOT(loadPage(QString)));
connect(m_tabWidget, SIGNAL(setCurrentTitle(QString)),
this, SLOT(slotUpdateWindowTitle(QString)));
connect(m_tabWidget, SIGNAL(showStatusBarMessage(QString)),
statusBar(), SLOT(showMessage(QString)));
connect(m_tabWidget, SIGNAL(linkHovered(QString)),
statusBar(), SLOT(showMessage(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(QRect)),
this, SLOT(geometryChangeRequested(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(QUrl)),
m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
connect(historyMenu, SIGNAL(hovered(QString)), this,
SLOT(slotUpdateStatusbar(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(QUrl)),
m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
connect(bookmarksMenu, SIGNAL(hovered(QString)),
this, SLOT(slotUpdateStatusbar(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")));
a = toolsMenu->addAction(tr("Enable Web &Inspector"), this, SLOT(slotToggleInspector(bool)));
a->setCheckable(true);
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(QUrl)), SLOT(loadUrl(QUrl)));
m_chaseWidget = new ChaseWidget(this);
m_navigationBar->addWidget(m_chaseWidget);
}
void BrowserMainWindow::slotShowBookmarksDialog()
{
BookmarksDialog *dialog = new BookmarksDialog(this);
connect(dialog, SIGNAL(openUrl(QUrl)),
m_tabWidget, SLOT(loadUrlInCurrentTab(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();
}
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 added 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 tabs 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://qt.nokia.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 = QUrl::fromUserInput(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);
}
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