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#ifndef QMEDIAPLAYLISTCONTROL_H
#define QMEDIAPLAYLISTCONTROL_H

#include "qmediacontrol.h"
#include "qmediaplaylistnavigator.h"


QT_BEGIN_NAMESPACE

class QMediaPlaylistProvider;

class Q_MULTIMEDIA_EXPORT QMediaPlaylistControl : public QMediaControl
{
    Q_OBJECT

public:
    virtual ~QMediaPlaylistControl();

    virtual QMediaPlaylistProvider* playlistProvider() const = 0;
    virtual bool setPlaylistProvider(QMediaPlaylistProvider *playlist) = 0;

    virtual int currentIndex() const = 0;
    virtual void setCurrentIndex(int position) = 0;
    virtual int nextIndex(int steps) const = 0;
    virtual int previousIndex(int steps) const = 0;

    virtual void next() = 0;
    virtual void previous() = 0;

    virtual QMediaPlaylist::PlaybackMode playbackMode() const = 0;
    virtual void setPlaybackMode(QMediaPlaylist::PlaybackMode mode) = 0;

Q_SIGNALS:
    void playlistProviderChanged();
    void currentIndexChanged(int position);
    void currentMediaChanged(const QMediaContent&);
    void playbackModeChanged(QMediaPlaylist::PlaybackMode mode);

protected:
    QMediaPlaylistControl(QObject* parent = 0);
};

#define QMediaPlaylistControl_iid "com.nokia.Qt.QMediaPlaylistControl/1.0"
Q_MEDIA_DECLARE_CONTROL(QMediaPlaylistControl, QMediaPlaylistControl_iid)

QT_END_NAMESPACE

#endif // QMEDIAPLAYLISTCONTROL_H
