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/*
* Copyright (c) 2010 Kevin Smith
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <Swift/QtUI/QtTabbable.h>
#include <QApplication>
#include <QKeyEvent>
#include <Swiften/Base/foreach.h>
#include <Swiften/Base/Platform.h>
#include <Swift/QtUI/QtChatTabs.h>
namespace Swift {
namespace {
#ifdef SWIFTEN_PLATFORM_MACOSX
const Qt::KeyboardModifier ctrlHardwareKeyModifier = Qt::MetaModifier;
#else
const Qt::KeyboardModifier ctrlHardwareKeyModifier = Qt::ControlModifier;
#endif
}
QtTabbable::QtTabbable() : QWidget() {
shortcuts << new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_W), window(), SLOT(close()));
shortcuts << new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_PageUp), window(), SIGNAL(requestPreviousTab()));
shortcuts << new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_PageDown), window(), SIGNAL(requestNextTab()));
shortcuts << new QShortcut(QKeySequence(Qt::ALT + Qt::Key_A), window(), SIGNAL(requestActiveTab()));
}
QtTabbable::~QtTabbable() {
foreach (QShortcut* shortcut, shortcuts) {
delete shortcut;
}
emit windowClosing();
}
bool QtTabbable::isWidgetSelected() {
/*isActiveWindow() shouldn't be necessary, but I don't trust it as far as I can throw it*/
if (!isActiveWindow()) {
return false;
}
QtChatTabs* parent = qobject_cast<QtChatTabs*>(window());
return parent ? parent->getCurrentTab() == this : isAncestorOf(QApplication::focusWidget());
}
bool QtTabbable::event(QEvent* event) {
QKeyEvent* keyEvent = dynamic_cast<QKeyEvent*>(event);
if (keyEvent) {
// According to Qt's focus documentation, one can only override CTRL+TAB via reimplementing QWidget::event().
#ifdef SWIFTEN_PLATFORM_LINUX
if (keyEvent->modifiers() == ctrlHardwareKeyModifier && keyEvent->key() == Qt::Key_Tab && event->type() != QEvent::KeyRelease) {
#else
if (keyEvent->modifiers() == ctrlHardwareKeyModifier && keyEvent->key() == Qt::Key_Tab) {
#endif
emit requestNextTab();
return true;
}
}
return QWidget::event(event);
}
}
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Swift