File: mediakeys.cpp

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cantata 3.4.0.ds1-1
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/*
 * Cantata
 *
 * Copyright (c) 2011-2022 Craig Drummond <craig.p.drummond@gmail.com>
 *
 * ----
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include "mediakeys.h"
#ifdef QT_QTDBUS_FOUND
#include "dbus/gnomemediakeys.h"
#endif
#include "multimediakeysinterface.h"
#include "stdactions.h"
#include "support/globalstatic.h"
#include <QDebug>
static bool debugIsEnabled = false;
#define DBUG \
	if (debugIsEnabled) qWarning() << "MediaKeys" << __FUNCTION__
void MediaKeys::enableDebug()
{
	debugIsEnabled = true;
}

GLOBAL_STATIC(MediaKeys, instance)

MediaKeys::MediaKeys()
{
#ifdef QT_QTDBUS_FOUND
	gnome = nullptr;
#endif
}

MediaKeys::~MediaKeys()
{
#ifdef QT_QTDBUS_FOUND
	if (gnome) {
		delete gnome;
	}
#endif
}

void MediaKeys::start()
{
#ifdef QT_QTDBUS_FOUND
	gnome = new GnomeMediaKeys(nullptr);
	if (activate(gnome)) {
		DBUG << "Using Gnome";
		return;
	}
	DBUG << "Gnome failed";
	gnome->deleteLater();
	gnome = nullptr;
#endif
	DBUG << "None";
}

void MediaKeys::stop()
{
#ifdef QT_QTDBUS_FOUND
	if (gnome) {
		deactivate(gnome);
		gnome->deleteLater();
		gnome = nullptr;
	}
#endif
}

bool MediaKeys::activate(MultiMediaKeysInterface* iface)
{
	if (!iface) {
		return false;
	}
	if (iface->activate()) {
		QObject::connect(iface, SIGNAL(playPause()), StdActions::self()->playPauseTrackAction, SIGNAL(triggered()));
		QObject::connect(iface, SIGNAL(stop()), StdActions::self()->stopPlaybackAction, SIGNAL(triggered()));
		QObject::connect(iface, SIGNAL(next()), StdActions::self()->nextTrackAction, SIGNAL(triggered()));
		QObject::connect(iface, SIGNAL(previous()), StdActions::self()->prevTrackAction, SIGNAL(triggered()));
		return true;
	}
	return false;
}

void MediaKeys::deactivate(MultiMediaKeysInterface* iface)
{
	if (!iface) {
		return;
	}
	QObject::disconnect(iface, SIGNAL(playPause()), StdActions::self()->playPauseTrackAction, SIGNAL(triggered()));
	QObject::disconnect(iface, SIGNAL(stop()), StdActions::self()->stopPlaybackAction, SIGNAL(triggered()));
	QObject::disconnect(iface, SIGNAL(next()), StdActions::self()->nextTrackAction, SIGNAL(triggered()));
	QObject::disconnect(iface, SIGNAL(previous()), StdActions::self()->prevTrackAction, SIGNAL(triggered()));
	iface->deactivate();
}