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#ifndef QMEDIAPLAYLIST_P_H

#define QMEDIAPLAYLIST_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API. It exists purely as an

// implementation detail. This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "qmediaplaylist.h"

#include "qmediaplaylistcontrol.h"

#include "qmediaplayer.h"

#include "qmediaplayercontrol.h"

#include "qlocalmediaplaylistprovider.h"

#include "qmediaobject_p.h"

#include <QtCore/qdebug.h>

#ifdef Q_MOC_RUN

# pragma Q_MOC_EXPAND_MACROS

#endif

QT_BEGIN_NAMESPACE

class QMediaPlaylistControl;

class QMediaPlaylistProvider;

class QMediaPlaylistReader;

class QMediaPlaylistWriter;

class QMediaPlayerControl;

class QMediaPlaylistPrivate

{

    Q_DECLARE_PUBLIC(QMediaPlaylist)

public:

    QMediaPlaylistPrivate()

        :mediaObject(0),

        control(0),

        localPlaylistControl(0),

        error(QMediaPlaylist::NoError)

    {

    }

    virtual ~QMediaPlaylistPrivate() {}

    void _q_loadFailed(QMediaPlaylist::Error error, const QString &errorString)

    {

        this->error = error;

        this->errorString = errorString;

        emit q_ptr->loadFailed();

    }

    void _q_mediaObjectDeleted()

    {

        Q_Q(QMediaPlaylist);

        mediaObject = 0;

        if (control != localPlaylistControl)

            control = 0;

        q->setMediaObject(0);

    }

    QMediaObject *mediaObject;

    QMediaPlaylistControl *control;

    QMediaPlaylistProvider *playlist() const { return control->playlistProvider(); }

    QMediaPlaylistControl *localPlaylistControl;

    bool readItems(QMediaPlaylistReader *reader);

    bool writeItems(QMediaPlaylistWriter *writer);

    QMediaPlaylist::Error error;

    QString errorString;

    QMediaPlaylist *q_ptr;

};

class QLocalMediaPlaylistControl : public QMediaPlaylistControl

{

    Q_OBJECT

public:

    QLocalMediaPlaylistControl(QObject *parent)

        :QMediaPlaylistControl(parent)

    {

        QMediaPlaylistProvider *playlist = new QLocalMediaPlaylistProvider(this);

        m_navigator = new QMediaPlaylistNavigator(playlist,this);

        m_navigator->setPlaybackMode(QMediaPlaylist::Sequential);

        connect(m_navigator, SIGNAL(currentIndexChanged(int)), SIGNAL(currentIndexChanged(int)));

        connect(m_navigator, SIGNAL(activated(QMediaContent)), SIGNAL(currentMediaChanged(QMediaContent)));

    }

    virtual ~QLocalMediaPlaylistControl() {};

    QMediaPlaylistProvider* playlistProvider() const { return m_navigator->playlist(); }

    bool setPlaylistProvider(QMediaPlaylistProvider *mediaPlaylist)

    {

        m_navigator->setPlaylist(mediaPlaylist);

        emit playlistProviderChanged();

        return true;

    }

    int currentIndex() const { return m_navigator->currentIndex(); }

    void setCurrentIndex(int position) { m_navigator->jump(position); }

    int nextIndex(int steps) const { return m_navigator->nextIndex(steps); }

    int previousIndex(int steps) const { return m_navigator->previousIndex(steps); }

    void next() { m_navigator->next(); }

    void previous() { m_navigator->previous(); }

    QMediaPlaylist::PlaybackMode playbackMode() const { return m_navigator->playbackMode(); }

    void setPlaybackMode(QMediaPlaylist::PlaybackMode mode) { m_navigator->setPlaybackMode(mode); }

private:

    QMediaPlaylistNavigator *m_navigator;

};

QT_END_NAMESPACE

#endif // QMEDIAPLAYLIST_P_H