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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtMultimedia module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMEDIAPLAYLIST_H
#define QMEDIAPLAYLIST_H
#include <QtCore/qobject.h>
#include <QtMultimedia/qmediacontent.h>
#include <QtMultimedia/qmediaobject.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Multimedia)
class QMediaPlaylistProvider;
class QMediaPlaylistPrivate;
class Q_MULTIMEDIA_EXPORT QMediaPlaylist : public QObject
{
Q_OBJECT
Q_PROPERTY(QMediaPlaylist::PlaybackMode playbackMode READ playbackMode WRITE setPlaybackMode NOTIFY playbackModeChanged)
Q_PROPERTY(QMediaContent currentMedia READ currentMedia NOTIFY currentMediaChanged)
Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
Q_ENUMS(PlaybackMode Error)
public:
enum PlaybackMode { CurrentItemOnce, CurrentItemInLoop, Linear, Loop, Random };
enum Error { NoError, FormatError, FormatNotSupportedError, NetworkError, AccessDeniedError };
QMediaPlaylist(QObject *parent = 0);
virtual ~QMediaPlaylist();
QMediaObject *mediaObject() const;
void setMediaObject(QMediaObject *object);
PlaybackMode playbackMode() const;
void setPlaybackMode(PlaybackMode mode);
int currentIndex() const;
QMediaContent currentMedia() const;
int nextIndex(int steps = 1) const;
int previousIndex(int steps = 1) const;
QMediaContent media(int index) const;
int mediaCount() const;
bool isEmpty() const;
bool isReadOnly() const;
bool addMedia(const QMediaContent &content);
bool addMedia(const QList<QMediaContent> &items);
bool insertMedia(int index, const QMediaContent &content);
bool insertMedia(int index, const QList<QMediaContent> &items);
bool removeMedia(int pos);
bool removeMedia(int start, int end);
bool clear();
void load(const QUrl &location, const char *format = 0);
void load(QIODevice * device, const char *format = 0);
bool save(const QUrl &location, const char *format = 0);
bool save(QIODevice * device, const char *format);
Error error() const;
QString errorString() const;
public Q_SLOTS:
void shuffle();
void next();
void previous();
void setCurrentIndex(int index);
Q_SIGNALS:
void currentIndexChanged(int index);
void playbackModeChanged(QMediaPlaylist::PlaybackMode mode);
void currentMediaChanged(const QMediaContent&);
void mediaAboutToBeInserted(int start, int end);
void mediaInserted(int start, int end);
void mediaAboutToBeRemoved(int start, int end);
void mediaRemoved(int start, int end);
void mediaChanged(int start, int end);
void loaded();
void loadFailed();
protected:
QMediaPlaylistPrivate *d_ptr;
private:
Q_DECLARE_PRIVATE(QMediaPlaylist)
Q_PRIVATE_SLOT(d_func(), void _q_loadFailed(QMediaPlaylist::Error, const QString &))
};
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QMediaPlaylist::PlaybackMode)
Q_DECLARE_METATYPE(QMediaPlaylist::Error)
QT_END_HEADER
#endif // QMEDIAPLAYLIST_H
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