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/* This file is part of the KDE project
Copyright (C) 2004 Matthias Kretz <kretz@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef BACKEND_H
#define BACKEND_H
#include <tqobject.h>
#include <kdemacros.h>
#include <kdemm/channel.h>
#include <kurl.h>
namespace KDE
{
namespace Multimedia
{
class Player;
class VideoPlayer;
/**
* \brief Base class for all KDE Multimedia Backends
*
* This class provides the interface for Multimedia Backends. Use it to get
* a pointer to a new Player or VideoWidget. There are some reserved
* functions for later extension of the class.
*
* \author Matthias Kretz <kretz@kde.org>
* \since 4.0
*/
class Backend : public QObject
{
Q_OBJECT
public:
/**
* default TQObject constructor
*/
Backend( TQObject * parent = 0, const char * name = 0 );
virtual ~Backend();
/**
* @return A new instance to a Player from the Backend.
*/
virtual Player * createPlayer() = 0;
/**
* Create a new VideoPlayer object. The Backend does not have to
* implement this function.
*
* @return A new instance to a VideoPlayer from the Backend. Or 0 if
* the Backend does not support the VideoPlayer interface.
*/
virtual VideoPlayer * createVideoPlayer() { return 0; }
virtual bool playSoundEvent(const KURL & url);
virtual Channel * createChannel( const TQString & title, const TQString & channeltype,
Channel::Direction direction ) = 0;
virtual TQStringList availableChannels( Channel::Direction direction ) const = 0;
virtual TQStringList playableMimeTypes() const = 0;
private:
RESERVE_VIRTUAL_10
class Private;
Private * d;
};
}} // namespaces
// vim: sw=4 ts=4 noet tw=80
#endif // BACKEND_H
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