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-rw-r--r--examples/gestures/browser/browserapplication.cpp447
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diff --git a/examples/gestures/browser/browserapplication.cpp b/examples/gestures/browser/browserapplication.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (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 http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#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);
-}
-