okular/core/audioplayer.h
2018-08-31 12:23:45 +03:00

90 lines
2.2 KiB
C++

/***************************************************************************
* Copyright (C) 2007 by Pino Toscano <pino@kde.org> *
* *
* 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. *
***************************************************************************/
#ifndef _OKULAR_AUDIOPLAYER_H_
#define _OKULAR_AUDIOPLAYER_H_
#include "okularcore_export.h"
#include <QObject>
namespace Okular {
class AudioPlayerPrivate;
class Document;
class Sound;
class SoundAction;
/**
* @short An audio player.
*
* Singleton utility class to play sounds in documents using the KDE sound
* system.
*/
class OKULARCORE_EXPORT AudioPlayer : public QObject
{
Q_OBJECT
public:
/**
* The state of AudioPlayer
* @since 0.19 (KDE 4.13)
*/
enum State
{
/**
* The AudioPlayer is playing a audio file.
*/
PlayingState,
/**
* The AudioPlayer isn't playing a audio file.
*/
StoppedState
};
~AudioPlayer();
/**
* Gets the instance of the audio player.
*/
static AudioPlayer * instance();
/**
* Enqueue the specified @p sound for playing, optionally taking more
* information about the playing from the @p soundlink .
*/
void playSound( const Sound * sound, const SoundAction * linksound = nullptr );
/**
* Tell the AudioPlayer to stop all the playbacks.
*/
void stopPlaybacks();
/**
* Return state of sound (playing/stopped)
* @since 0.19 (KDE 4.13)
*/
State state() const;
private:
AudioPlayer();
friend class AudioPlayerPrivate;
AudioPlayerPrivate * const d;
friend class Document;
Q_DISABLE_COPY( AudioPlayer )
Q_PRIVATE_SLOT( d, void finished( int ) )
};
}
#endif