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|
/*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
* Copyright (C) 2009 Girish Ramakrishnan <girish@forwardbias.in>
* Copyright (C) 2006 George Staikos <staikos@kde.org>
* Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2006 Zack Rusin <zack@kde.org>
* Copyright (C) 2006 Simon Hausmann <hausmann@kde.org>
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <QtGui>
#include <QtNetwork/QNetworkRequest>
#if !defined(QT_NO_PRINTER)
#include <QPrintPreviewDialog>
#endif
#ifndef QT_NO_UITOOLS
#include <QtUiTools/QUiLoader>
#endif
#include <QDebug>
#include <cstdio>
#include "mainwindow.h"
#include <qevent.h>
#include <qwebelement.h>
#include <qwebframe.h>
#include <qwebinspector.h>
#include <qwebsettings.h>
#ifdef Q_WS_MAEMO_5
#include <qx11info_x11.h>
#endif
#include "urlloader.h"
#include "utils.h"
#include "webinspector.h"
#include "webpage.h"
#include "webview.h"
#ifdef Q_WS_MAEMO_5
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#undef KeyPress
#endif
#ifndef NDEBUG
void QWEBKIT_EXPORT qt_drt_garbageCollector_collect();
#endif
class LauncherWindow : public MainWindow {
Q_OBJECT
public:
LauncherWindow(QString url = QString());
virtual ~LauncherWindow();
virtual void keyPressEvent(QKeyEvent* event);
void grabZoomKeys(bool grab);
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
void sendTouchEvent();
bool eventFilter(QObject* obj, QEvent* event);
#endif
QWebView* webView() const { return view; }
protected slots:
void loadStarted();
void loadFinished();
void showLinkHover(const QString &link, const QString &toolTip);
void zoomIn();
void zoomOut();
void resetZoom();
void toggleZoomTextOnly(bool on);
void print();
void screenshot();
void setEditable(bool on);
/* void dumpPlugins() */
void dumpHtml();
void selectElements();
void setTouchMocking(bool on);
public slots:
void newWindow(const QString& url = QString());
private:
// create the status bar, tool bar & menu
void setupUI();
private:
QVector<int> zoomLevels;
int currentZoom;
QWebView* view;
WebInspector* inspector;
QAction* formatMenuAction;
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
QList<QTouchEvent::TouchPoint> touchPoints;
bool touchMocking;
#endif
};
LauncherWindow::LauncherWindow(QString url)
: MainWindow(url)
, currentZoom(100)
{
QSplitter* splitter = new QSplitter(Qt::Vertical, this);
setCentralWidget(splitter);
view = new WebViewTraditional(splitter);
view->setPage(page());
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
view->installEventFilter(this);
touchMocking = false;
#endif
connect(page(), SIGNAL(loadStarted()), this, SLOT(loadStarted()));
connect(page(), SIGNAL(loadFinished(bool)), this, SLOT(loadFinished()));
connect(page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)),
this, SLOT(showLinkHover(const QString&, const QString&)));
inspector = new WebInspector(splitter);
inspector->setPage(page());
inspector->hide();
connect(this, SIGNAL(destroyed()), inspector, SLOT(deleteLater()));
setupUI();
// the zoom values are chosen to be like in Mozilla Firefox 3
zoomLevels << 30 << 50 << 67 << 80 << 90;
zoomLevels << 100;
zoomLevels << 110 << 120 << 133 << 150 << 170 << 200 << 240 << 300;
grabZoomKeys(true);
load(url);
}
LauncherWindow::~LauncherWindow()
{
grabZoomKeys(false);
}
void LauncherWindow::keyPressEvent(QKeyEvent* event)
{
#ifdef Q_WS_MAEMO_5
switch (event->key()) {
case Qt::Key_F7:
zoomIn();
event->accept();
break;
case Qt::Key_F8:
zoomOut();
event->accept();
break;
}
#endif
MainWindow::keyPressEvent(event);
}
void LauncherWindow::grabZoomKeys(bool grab)
{
#ifdef Q_WS_MAEMO_5
if (!winId()) {
qWarning("Can't grab keys unless we have a window id");
return;
}
Atom atom = XInternAtom(QX11Info::display(), "_HILDON_ZOOM_KEY_ATOM", False);
if (!atom) {
qWarning("Unable to obtain _HILDON_ZOOM_KEY_ATOM");
return;
}
unsigned long val = (grab) ? 1 : 0;
XChangeProperty(QX11Info::display(), winId(), atom, XA_INTEGER, 32, PropModeReplace, reinterpret_cast<unsigned char*>(&val), 1);
#endif
}
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
void LauncherWindow::sendTouchEvent()
{
if (touchPoints.isEmpty())
return;
QEvent::Type type = QEvent::TouchUpdate;
if (touchPoints.size() == 1) {
if (touchPoints[0].state() == Qt::TouchPointReleased)
type = QEvent::TouchEnd;
else if (touchPoints[0].state() == Qt::TouchPointPressed)
type = QEvent::TouchBegin;
}
QTouchEvent touchEv(type);
touchEv.setTouchPoints(touchPoints);
QCoreApplication::sendEvent(page(), &touchEv);
// After sending the event, remove all touchpoints that were released
if (touchPoints[0].state() == Qt::TouchPointReleased)
touchPoints.removeAt(0);
if (touchPoints.size() > 1 && touchPoints[1].state() == Qt::TouchPointReleased)
touchPoints.removeAt(1);
}
bool LauncherWindow::eventFilter(QObject* obj, QEvent* event)
{
if (!touchMocking || obj != view)
return QObject::eventFilter(obj, event);
if (event->type() == QEvent::MouseButtonPress
|| event->type() == QEvent::MouseButtonRelease
|| event->type() == QEvent::MouseButtonDblClick
|| event->type() == QEvent::MouseMove) {
QMouseEvent* ev = static_cast<QMouseEvent*>(event);
if (ev->type() == QEvent::MouseMove
&& !(ev->buttons() & Qt::LeftButton))
return false;
QTouchEvent::TouchPoint touchPoint;
touchPoint.setState(Qt::TouchPointMoved);
if ((ev->type() == QEvent::MouseButtonPress
|| ev->type() == QEvent::MouseButtonDblClick))
touchPoint.setState(Qt::TouchPointPressed);
else if (ev->type() == QEvent::MouseButtonRelease)
touchPoint.setState(Qt::TouchPointReleased);
touchPoint.setId(0);
touchPoint.setScreenPos(ev->globalPos());
touchPoint.setPos(ev->pos());
touchPoint.setPressure(1);
// If the point already exists, update it. Otherwise create it.
if (touchPoints.size() > 0 && !touchPoints[0].id())
touchPoints[0] = touchPoint;
else if (touchPoints.size() > 1 && !touchPoints[1].id())
touchPoints[1] = touchPoint;
else
touchPoints.append(touchPoint);
sendTouchEvent();
} else if (event->type() == QEvent::KeyPress
&& static_cast<QKeyEvent*>(event)->key() == Qt::Key_F
&& static_cast<QKeyEvent*>(event)->modifiers() == Qt::ControlModifier) {
// If the keyboard point is already pressed, release it.
// Otherwise create it and append to touchPoints.
if (touchPoints.size() > 0 && touchPoints[0].id() == 1) {
touchPoints[0].setState(Qt::TouchPointReleased);
sendTouchEvent();
} else if (touchPoints.size() > 1 && touchPoints[1].id() == 1) {
touchPoints[1].setState(Qt::TouchPointReleased);
sendTouchEvent();
} else {
QTouchEvent::TouchPoint touchPoint;
touchPoint.setState(Qt::TouchPointPressed);
touchPoint.setId(1);
touchPoint.setScreenPos(QCursor::pos());
touchPoint.setPos(view->mapFromGlobal(QCursor::pos()));
touchPoint.setPressure(1);
touchPoints.append(touchPoint);
sendTouchEvent();
// After sending the event, change the touchpoint state to stationary
touchPoints.last().setState(Qt::TouchPointStationary);
}
}
return false;
}
#endif // QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
void LauncherWindow::loadStarted()
{
view->setFocus(Qt::OtherFocusReason);
}
void LauncherWindow::loadFinished()
{
QUrl url = page()->mainFrame()->url();
setAddressUrl(url.toString());
addCompleterEntry(url);
}
void LauncherWindow::showLinkHover(const QString &link, const QString &toolTip)
{
#ifndef Q_WS_MAEMO_5
statusBar()->showMessage(link);
#endif
#ifndef QT_NO_TOOLTIP
if (!toolTip.isEmpty())
QToolTip::showText(QCursor::pos(), toolTip);
#endif
}
void LauncherWindow::zoomIn()
{
int i = zoomLevels.indexOf(currentZoom);
Q_ASSERT(i >= 0);
if (i < zoomLevels.count() - 1)
currentZoom = zoomLevels[i + 1];
page()->mainFrame()->setZoomFactor(qreal(currentZoom) / 100.0);
}
void LauncherWindow::zoomOut()
{
int i = zoomLevels.indexOf(currentZoom);
Q_ASSERT(i >= 0);
if (i > 0)
currentZoom = zoomLevels[i - 1];
page()->mainFrame()->setZoomFactor(qreal(currentZoom) / 100.0);
}
void LauncherWindow::resetZoom()
{
currentZoom = 100;
page()->mainFrame()->setZoomFactor(1.0);
}
void LauncherWindow::toggleZoomTextOnly(bool b)
{
page()->settings()->setAttribute(QWebSettings::ZoomTextOnly, b);
}
void LauncherWindow::print()
{
#if !defined(QT_NO_PRINTER)
QPrintPreviewDialog dlg(this);
connect(&dlg, SIGNAL(paintRequested(QPrinter*)),
view, SLOT(print(QPrinter*)));
dlg.exec();
#endif
}
void LauncherWindow::screenshot()
{
QPixmap pixmap = QPixmap::grabWidget(view);
QLabel* label = new QLabel;
label->setAttribute(Qt::WA_DeleteOnClose);
label->setWindowTitle("Screenshot - Preview");
label->setPixmap(pixmap);
label->show();
QString fileName = QFileDialog::getSaveFileName(label, "Screenshot");
if (!fileName.isEmpty()) {
pixmap.save(fileName, "png");
label->setWindowTitle(QString("Screenshot - Saved at %1").arg(fileName));
}
}
void LauncherWindow::setEditable(bool on)
{
view->page()->setContentEditable(on);
formatMenuAction->setVisible(on);
}
/*
void LauncherWindow::dumpPlugins() {
QList<QWebPluginInfo> plugins = QWebSettings::pluginDatabase()->plugins();
foreach (const QWebPluginInfo plugin, plugins) {
qDebug() << "Plugin:" << plugin.name();
foreach (const QWebPluginInfo::MimeType mime, plugin.mimeTypes()) {
qDebug() << " " << mime.name;
}
}
}
*/
void LauncherWindow::dumpHtml()
{
qDebug() << "HTML: " << page()->mainFrame()->toHtml();
}
void LauncherWindow::selectElements()
{
bool ok;
QString str = QInputDialog::getText(this, "Select elements", "Choose elements",
QLineEdit::Normal, "a", &ok);
if (ok && !str.isEmpty()) {
QWebElementCollection result = page()->mainFrame()->findAllElements(str);
foreach (QWebElement e, result)
e.setStyleProperty("background-color", "yellow");
#ifndef Q_WS_MAEMO_5
statusBar()->showMessage(QString("%1 element(s) selected").arg(result.count()), 5000);
#endif
}
}
void LauncherWindow::setTouchMocking(bool on)
{
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
touchMocking = on;
#endif
}
void LauncherWindow::newWindow(const QString& url)
{
LauncherWindow* mw = new LauncherWindow(url);
mw->show();
}
void LauncherWindow::setupUI()
{
QMenu* fileMenu = menuBar()->addMenu("&File");
fileMenu->addAction("New Window", this, SLOT(newWindow()), QKeySequence::New);
fileMenu->addAction(tr("Open File..."), this, SLOT(openFile()), QKeySequence::Open);
fileMenu->addAction("Close Window", this, SLOT(close()), QKeySequence::Close);
fileMenu->addSeparator();
fileMenu->addAction("Take Screen Shot...", this, SLOT(screenshot()));
fileMenu->addAction(tr("Print..."), this, SLOT(print()), QKeySequence::Print);
fileMenu->addSeparator();
fileMenu->addAction("Quit", QApplication::instance(), SLOT(closeAllWindows()), QKeySequence(Qt::CTRL | Qt::Key_Q));
QMenu* editMenu = menuBar()->addMenu("&Edit");
editMenu->addAction(page()->action(QWebPage::Undo));
editMenu->addAction(page()->action(QWebPage::Redo));
editMenu->addSeparator();
editMenu->addAction(page()->action(QWebPage::Cut));
editMenu->addAction(page()->action(QWebPage::Copy));
editMenu->addAction(page()->action(QWebPage::Paste));
editMenu->addSeparator();
QAction* setEditable = editMenu->addAction("Set Editable", this, SLOT(setEditable(bool)));
setEditable->setCheckable(true);
QMenu* viewMenu = menuBar()->addMenu("&View");
viewMenu->addAction(view->pageAction(QWebPage::Stop));
viewMenu->addAction(view->pageAction(QWebPage::Reload));
viewMenu->addSeparator();
QAction* zoomIn = viewMenu->addAction("Zoom &In", this, SLOT(zoomIn()));
QAction* zoomOut = viewMenu->addAction("Zoom &Out", this, SLOT(zoomOut()));
QAction* resetZoom = viewMenu->addAction("Reset Zoom", this, SLOT(resetZoom()));
QAction* zoomTextOnly = viewMenu->addAction("Zoom Text Only", this, SLOT(toggleZoomTextOnly(bool)));
zoomTextOnly->setCheckable(true);
zoomTextOnly->setChecked(false);
viewMenu->addSeparator();
viewMenu->addAction("Dump HTML", this, SLOT(dumpHtml()));
// viewMenu->addAction("Dump plugins", this, SLOT(dumpPlugins()));
QMenu* formatMenu = new QMenu("F&ormat", this);
formatMenuAction = menuBar()->addMenu(formatMenu);
formatMenuAction->setVisible(false);
formatMenu->addAction(page()->action(QWebPage::ToggleBold));
formatMenu->addAction(page()->action(QWebPage::ToggleItalic));
formatMenu->addAction(page()->action(QWebPage::ToggleUnderline));
QMenu* writingMenu = formatMenu->addMenu(tr("Writing Direction"));
writingMenu->addAction(page()->action(QWebPage::SetTextDirectionDefault));
writingMenu->addAction(page()->action(QWebPage::SetTextDirectionLeftToRight));
writingMenu->addAction(page()->action(QWebPage::SetTextDirectionRightToLeft));
zoomIn->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Plus));
zoomOut->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Minus));
resetZoom->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_0));
QMenu* toolsMenu = menuBar()->addMenu("&Develop");
toolsMenu->addAction("Select Elements...", this, SLOT(selectElements()));
QAction* showInspectorAction = toolsMenu->addAction("Show Web Inspector", inspector, SLOT(setVisible(bool)), QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_I));
showInspectorAction->setCheckable(true);
showInspectorAction->connect(inspector, SIGNAL(visibleChanged(bool)), SLOT(setChecked(bool)));
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
QAction* touchMockAction = toolsMenu->addAction("Toggle multitouch mocking", this, SLOT(setTouchMocking(bool)));
touchMockAction->setCheckable(true);
touchMockAction->setShortcut(QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_T));
#endif
}
QWebPage* WebPage::createWindow(QWebPage::WebWindowType)
{
LauncherWindow* mw = new LauncherWindow;
mw->show();
return mw->page();
}
QObject* WebPage::createPlugin(const QString &classId, const QUrl&, const QStringList&, const QStringList&)
{
if (classId == "alien_QLabel") {
QLabel* l = new QLabel;
l->winId();
return l;
}
#ifndef QT_NO_UITOOLS
QUiLoader loader;
return loader.createWidget(classId, view());
#else
Q_UNUSED(classId);
return 0;
#endif
}
int launcherMain(const QApplication& app)
{
#ifndef NDEBUG
int retVal = app.exec();
qt_drt_garbageCollector_collect();
QWebSettings::clearMemoryCaches();
return retVal;
#else
return app.exec();
#endif
}
class LauncherApplication : public QApplication {
Q_OBJECT
public:
LauncherApplication(int& argc, char** argv);
QStringList urls() const { return m_urls; }
bool isRobotized() const { return m_isRobotized; }
private:
void handleUserOptions();
void applyDefaultSettings();
QList<QString> enumToKeys(const QMetaObject o, const QString& name, const QString& strip);
QString formatKeys(QList<QString> keys);
private:
bool m_isRobotized;
QStringList m_urls;
};
void LauncherApplication::applyDefaultSettings()
{
QWebSettings::setMaximumPagesInCache(4);
QWebSettings::setObjectCacheCapacities((16*1024*1024) / 8, (16*1024*1024) / 8, 16*1024*1024);
QWebSettings::globalSettings()->setAttribute(QWebSettings::PluginsEnabled, true);
QWebSettings::globalSettings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, true);
QWebSettings::enablePersistentStorage();
}
LauncherApplication::LauncherApplication(int& argc, char** argv)
: QApplication(argc, argv)
, m_isRobotized(false)
{
// To allow QWebInspector's configuration persistence
setOrganizationName("Nokia");
setApplicationName("QtLauncher");
setApplicationVersion("0.1");
applyDefaultSettings();
handleUserOptions();
}
QString LauncherApplication::formatKeys(QList<QString> keys)
{
QString result;
for (int i = 0; i < keys.count() - 1; i++)
result.append(keys.at(i) + "|");
result.append(keys.last());
return result;
}
QList<QString> LauncherApplication::enumToKeys(const QMetaObject o, const QString& name, const QString& strip)
{
QList<QString> list;
int enumIndex = o.indexOfEnumerator(name.toLatin1().data());
QMetaEnum enumerator = o.enumerator(enumIndex);
if (enumerator.isValid()) {
for (int i = 0; i < enumerator.keyCount(); i++) {
QString key(enumerator.valueToKey(i));
list.append(key.remove(strip));
}
}
return list;
}
static void fail(const QString& errorMsg)
{
qDebug() << "ERROR:" << errorMsg.toLatin1().data();
exit(1);
}
void LauncherApplication::handleUserOptions()
{
QStringList args = arguments();
QFileInfo program(args.at(0));
QString programName("QtLauncher");
if (program.exists())
programName = program.baseName();
QList<QString> updateModes(enumToKeys(QGraphicsView::staticMetaObject,
"ViewportUpdateMode", "ViewportUpdate"));
if (args.contains("--help")) {
qDebug() << "Usage:" << programName.toLatin1().data()
<< "[--graphicsbased]"
<< "[--compositing]"
<< QString("[--viewport-update-mode %1]").arg(formatKeys(updateModes)).toLatin1().data()
<< "[--cache-webview]"
<< "[-r list]"
<< "URLs";
exit(0);
}
bool useGraphicsView = false;
if (args.contains("--graphicsbased"))
useGraphicsView = true;
if (args.contains("--compositing") && useGraphicsView)
QWebSettings::globalSettings()->setAttribute(QWebSettings::AcceleratedCompositingEnabled, true);
if (args.contains("--cache-webview") && useGraphicsView)
; // view->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
int modeIndex = args.indexOf("--viewport-update-mode");
if (modeIndex != -1 && ++modeIndex < args.count() && !args.at(modeIndex).startsWith("-")) {
QString mode = args.takeAt(modeIndex);
if (useGraphicsView) {
int idx = updateModes.indexOf(mode);
if (idx != -1) {
; // view->setViewportUpdateMode(static_cast<QGraphicsView::ViewportUpdateMode>(idx));
} else {
fail(QString("--viewport-update-mode value has to be one of [%1]")
.arg(formatKeys(updateModes)).toLatin1().data());
}
}
}
int robotIndex = args.indexOf("-r");
if (robotIndex != -1) {
if (++robotIndex < args.count() && !args.at(robotIndex).startsWith("-")) {
QString listFile = args.takeAt(robotIndex);
if (!QFile::exists(listFile))
fail(QString("The list file supplied to -r does not exist."));
else {
m_isRobotized = true;
m_urls = QStringList(listFile);
return;
}
}
else
fail(QString("-r needs a list file to start in robotized mode"));
}
int lastArg = args.lastIndexOf(QRegExp("^-.*"));
m_urls = (lastArg != -1) ? args.mid(++lastArg) : args.mid(1);
}
int main(int argc, char **argv)
{
LauncherApplication app(argc, argv);
if (app.isRobotized()) {
LauncherWindow* window = new LauncherWindow;
QWebView* view = window->webView();
UrlLoader loader(view->page()->mainFrame(), app.urls().at(0));
QObject::connect(view->page()->mainFrame(), SIGNAL(loadFinished(bool)), &loader, SLOT(loadNext()));
loader.loadNext();
window->show();
return launcherMain(app);
}
QStringList urls = app.urls();
if (urls.isEmpty()) {
QString defaultUrl = QString("file://%1/%2").arg(QDir::homePath()).arg(QLatin1String("index.html"));
if (QDir(defaultUrl).exists())
urls.append(defaultUrl);
else
urls.append("");
}
LauncherWindow* window = 0;
foreach (QString url, urls) {
if (!window)
window = new LauncherWindow(url);
else
window->newWindow(url);
}
window->show();
return launcherMain(app);
}
#include "main.moc"
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