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Plasma

nowplayingengine.h

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00001 /*
00002  *   Copyright 2007 Alex Merry <alex.merry@kdemail.net>
00003  *
00004  *   This program is free software; you can redistribute it and/or modify
00005  *   it under the terms of the GNU Library General Public License version 2 as
00006  *   published by the Free Software Foundation
00007  *
00008  *   This program is distributed in the hope that it will be useful,
00009  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00010  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011  *   GNU General Public License for more details
00012  *
00013  *   You should have received a copy of the GNU Library General Public
00014  *   License along with this program; if not, write to the
00015  *   Free Software Foundation, Inc.,
00016  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00017  */
00018 
00019 #ifndef NOWPLAYINGENGINE_H
00020 #define NOWPLAYINGENGINE_H
00021 
00022 #include <plasma/dataengine.h>
00023 
00024 #include <QMap>
00025 #include <QString>
00026 
00027 #include "player.h"
00028 
00029 class DBusWatcher;
00030 class PollingWatcher;
00031 
00037 class NowPlayingEngine : public Plasma::DataEngine
00038 {
00039     Q_OBJECT
00040 
00041 public:
00042     NowPlayingEngine(QObject* parent, const QVariantList& args);
00043     QStringList sources() const;
00044 
00045 protected:
00046     bool sourceRequestEvent(const QString &source);
00047     bool updateSourceEvent(const QString& source);
00048 
00049 private slots:
00050     void addPlayer(Player::Ptr player);
00051     void removePlayer(Player::Ptr player);
00052 
00053 private:
00054     QMap<QString, Player::Ptr> players;
00055     DBusWatcher* dbusWatcher;
00056     PollingWatcher* pollingWatcher;
00057 };
00058 
00059 K_EXPORT_PLASMA_DATAENGINE(nowplaying, NowPlayingEngine)
00060 
00061 #endif // NOWPLAYINGENGINE_H

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