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/*
* Copyright (c) 2010-2016 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#include <Swift/QtUI/QtWebView.h>
#include <boost/numeric/conversion/cast.hpp>
#include <QFocusEvent>
#include <QKeyEvent>
#include <QKeySequence>
#include <QMenu>
#include <Swiften/Base/Log.h>
namespace Swift {
QtWebView::QtWebView(QWidget* parent) : QWebView(parent), fontSizeIsMinimal(false) {
setRenderHint(QPainter::SmoothPixmapTransform);
filteredActions.push_back(QWebPage::CopyLinkToClipboard);
filteredActions.push_back(QWebPage::CopyImageToClipboard);
filteredActions.push_back(QWebPage::Copy);
if (Log::getLogLevel() == Log::debug) {
filteredActions.push_back(QWebPage::InspectElement);
}
}
void QtWebView::keyPressEvent(QKeyEvent* event) {
Qt::KeyboardModifiers modifiers = event->modifiers();
int key = event->key();
if (event->matches(QKeySequence::ZoomIn)) {
event->accept();
emit fontGrowRequested();
return;
}
if (event->matches(QKeySequence::ZoomOut)) {
event->accept();
emit fontShrinkRequested();
return;
}
if (modifiers == Qt::ShiftModifier && (key == Qt::Key_PageUp || key == Qt::Key_PageDown)) {
modifiers = Qt::NoModifier;
}
QKeyEvent* translatedEvent = new QKeyEvent(QEvent::KeyPress,
key,
modifiers,
event->text(),
event->isAutoRepeat(),
boost::numeric_cast<unsigned short>(event->count()));
QWebView::keyPressEvent(translatedEvent);
delete translatedEvent;
}
void QtWebView::dragEnterEvent(QDragEnterEvent*) {
}
void QtWebView::setFontSizeIsMinimal(bool minimum) {
fontSizeIsMinimal = minimum;
}
void QtWebView::contextMenuEvent(QContextMenuEvent* ev) {
// Filter out the relevant actions from the standard actions
QMenu* menu = page()->createStandardContextMenu();
QList<QAction*> actions(menu->actions());
for (auto action : actions) {
bool removeAction = true;
for(auto& filteredAction : filteredActions) {
if (action == pageAction(filteredAction)) {
removeAction = false;
break;
}
}
if (removeAction) {
menu->removeAction(action);
}
}
// Add our own custom actions
menu->addAction(tr("Clear"), this, SIGNAL(clearRequested()));
menu->addAction(tr("Increase font size"), this, SIGNAL(fontGrowRequested()), QKeySequence(QKeySequence::ZoomIn));
QAction* shrink = new QAction(tr("Decrease font size"), this);
shrink->setShortcut(QKeySequence(QKeySequence::ZoomOut));
shrink->setEnabled(!fontSizeIsMinimal);
connect(shrink, SIGNAL(triggered()), this, SIGNAL(fontShrinkRequested()));
menu->addAction(shrink);
menu->exec(ev->globalPos());
delete menu;
}
void QtWebView::focusInEvent(QFocusEvent* event) {
QWebView::focusInEvent(event);
emit gotFocus();
}
}
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Swift