Clementine-audio-player-Mac.../src/ui/globalshortcutgrabber.cpp

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/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Clementine is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "globalshortcutgrabber.h"
#include "ui_globalshortcutgrabber.h"
#include <QtDebug>
#include <QKeyEvent>
GlobalShortcutGrabber::GlobalShortcutGrabber(QWidget *parent)
: QDialog(parent),
ui_(new Ui::GlobalShortcutGrabber)
{
ui_->setupUi(this);
modifier_keys_ << Qt::Key_Shift << Qt::Key_Control << Qt::Key_Meta
<< Qt::Key_Alt << Qt::Key_AltGr;
}
GlobalShortcutGrabber::~GlobalShortcutGrabber() {
delete ui_;
}
QKeySequence GlobalShortcutGrabber::GetKey(const QString &name) {
ui_->label->setText(tr("Press a key combination to use for %1...").arg(name));
ui_->combo->clear();
ret_ = QKeySequence();
if (exec() == QDialog::Rejected)
return QKeySequence();
return ret_;
}
void GlobalShortcutGrabber::showEvent(QShowEvent* e) {
grabKeyboard();
QDialog::showEvent(e);
}
void GlobalShortcutGrabber::hideEvent(QHideEvent* e) {
releaseKeyboard();
QDialog::hideEvent(e);
}
void GlobalShortcutGrabber::grabKeyboard() {
#ifdef Q_OS_DARWIN
SetupMacEventHandler();
#endif
QDialog::grabKeyboard();
}
void GlobalShortcutGrabber::releaseKeyboard() {
#ifdef Q_OS_DARWIN
TeardownMacEventHandler();
#endif
QDialog::releaseKeyboard();
}
bool GlobalShortcutGrabber::event(QEvent* e) {
if (e->type() == QEvent::ShortcutOverride) {
QKeyEvent* ke = static_cast<QKeyEvent*>(e);
if (modifier_keys_.contains(ke->key()))
ret_ = QKeySequence(ke->modifiers());
else
ret_ = QKeySequence(ke->modifiers() | ke->key());
UpdateText();
if (!modifier_keys_.contains(ke->key()))
accept();
return true;
}
return QDialog::event(e);
}
void GlobalShortcutGrabber::UpdateText() {
ui_->combo->setText("<b>" + ret_.toString(QKeySequence::NativeText) + "</b>");
}