89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gnomemediakeys.h"
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#include "mainwindow.h"
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#include "mediakeysinterface.h"
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#include <QDBusConnection>
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#include <QDBusConnectionInterface>
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#include <QDBusPendingReply>
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#include <QDBusPendingCallWatcher>
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#include <QCoreApplication>
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static const char * constService = "org.gnome.SettingsDaemon";
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static const char * constPath = "/org/gnome/SettingsDaemon/MediaKeys";
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GnomeMediaKeys::GnomeMediaKeys(MainWindow *parent)
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: QObject(parent)
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, mw(parent)
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, iface(0)
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{
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}
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void GnomeMediaKeys::setEnabled(bool en)
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{
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if (en && !iface) {
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// Check if the service is available
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if (QDBusConnection::sessionBus().interface()->isServiceRegistered(constService)) {
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if (!iface) {
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iface = new OrgGnomeSettingsDaemonMediaKeysInterface(constService, constPath, QDBusConnection::sessionBus(), this);
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}
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QDBusPendingReply<> reply = iface->GrabMediaPlayerKeys(QCoreApplication::applicationName(), QDateTime::currentDateTime().toTime_t());
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QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply, this);
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connect(watcher, SIGNAL(finished(QDBusPendingCallWatcher *)), this, SLOT(registerFinished(QDBusPendingCallWatcher*)));
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}
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} else if (!en && iface) {
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iface->ReleaseMediaPlayerKeys(QCoreApplication::applicationName());
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disconnect(iface, SIGNAL(MediaPlayerKeyPressed(QString,QString)), this, SLOT(keyPressed(QString,QString)));
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iface->deleteLater();
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iface=0;
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}
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}
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void GnomeMediaKeys::registerFinished(QDBusPendingCallWatcher *watcher)
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{
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QDBusMessage reply = watcher->reply();
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watcher->deleteLater();
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if (QDBusMessage::ErrorMessage!=reply.type()) {
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connect(iface, SIGNAL(MediaPlayerKeyPressed(QString, QString)), this, SLOT(keyPressed(QString,QString)));
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}
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}
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void GnomeMediaKeys::keyPressed(const QString &app, const QString &key)
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{
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if (QCoreApplication::applicationName()!=app) {
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return;
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}
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if (QLatin1String("Play")==key) {
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mw->playPauseTrack();
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} else if (QLatin1String("Stop")==key) {
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mw->stopTrack();
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} else if (QLatin1String("Next")==key) {
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mw->nextTrack();
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} else if (QLatin1String("Previous")==key) {
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mw->prevTrack();
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}
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}
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