qtmultimedia/src/imports/multimedia/qdeclarativeaudio_p_4.h

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#ifndef QDECLARATIVEAUDIO_4_P_H
#define QDECLARATIVEAUDIO_4_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qbasictimer.h>
#include <QtQml/qqmlparserstatus.h>
#include <QtQml/qqml.h>

#include "qdeclarativemediabase_p_4.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QTimerEvent;

class QDeclarativeAudio_4 : public QObject, public QDeclarativeMediaBase_4, public QQmlParserStatus
{
    Q_OBJECT
    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)
    Q_PROPERTY(bool autoLoad READ isAutoLoad WRITE setAutoLoad NOTIFY autoLoadChanged)
    Q_PROPERTY(bool playing READ isPlaying WRITE setPlaying NOTIFY playingChanged)
    Q_PROPERTY(int loops READ loopCount WRITE setLoopCount NOTIFY loopCountChanged)
    Q_PROPERTY(bool paused READ isPaused WRITE setPaused NOTIFY pausedChanged)
    Q_PROPERTY(Status status READ status NOTIFY statusChanged)
    Q_PROPERTY(int duration READ duration NOTIFY durationChanged)
    Q_PROPERTY(int position READ position WRITE setPosition NOTIFY positionChanged)
    Q_PROPERTY(qreal volume READ volume WRITE setVolume NOTIFY volumeChanged)
    Q_PROPERTY(bool muted READ isMuted WRITE setMuted NOTIFY mutedChanged)
    Q_PROPERTY(bool hasAudio READ hasAudio NOTIFY hasAudioChanged)
    Q_PROPERTY(bool hasVideo READ hasVideo NOTIFY hasVideoChanged)
    Q_PROPERTY(int bufferProgress READ bufferProgress NOTIFY bufferProgressChanged)
    Q_PROPERTY(bool seekable READ isSeekable NOTIFY seekableChanged)
    Q_PROPERTY(qreal playbackRate READ playbackRate WRITE setPlaybackRate NOTIFY playbackRateChanged)
    Q_PROPERTY(Error error READ error NOTIFY errorChanged)
    Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged)
    Q_PROPERTY(QDeclarativeMediaMetaData_4 *metaData READ metaData CONSTANT)
    Q_PROPERTY(QObject *mediaObject READ mediaObject NOTIFY mediaObjectChanged SCRIPTABLE false DESIGNABLE false)
    Q_ENUMS(Status)
    Q_ENUMS(Error)
    Q_ENUMS(Loop)
    Q_INTERFACES(QQmlParserStatus)
public:
    enum Status
    {
        UnknownStatus = QMediaPlayer::UnknownMediaStatus,
        NoMedia       = QMediaPlayer::NoMedia,
        Loading       = QMediaPlayer::LoadingMedia,
        Loaded        = QMediaPlayer::LoadedMedia,
        Stalled       = QMediaPlayer::StalledMedia,
        Buffering     = QMediaPlayer::BufferingMedia,
        Buffered      = QMediaPlayer::BufferedMedia,
        EndOfMedia    = QMediaPlayer::EndOfMedia,
        InvalidMedia  = QMediaPlayer::InvalidMedia
    };

    enum Error
    {
        NoError        = QMediaPlayer::NoError,
        ResourceError  = QMediaPlayer::ResourceError,
        FormatError    = QMediaPlayer::FormatError,
        NetworkError   = QMediaPlayer::NetworkError,
        AccessDenied   = QMediaPlayer::AccessDeniedError,
        ServiceMissing = QMediaPlayer::ServiceMissingError
    };

    enum Loop
    {
        Infinite = QDeclarativeMediaBase_4::INFINITE
    };

    QDeclarativeAudio_4(QObject *parent = 0);
    ~QDeclarativeAudio_4();

    bool hasAudio() const;
    bool hasVideo() const;

    Status status() const;
    Error error() const;

    void classBegin();
    void componentComplete();

    QObject *mediaObject() { return m_mediaObject; }

public Q_SLOTS:
    void play();
    void pause();
    void stop();

Q_SIGNALS:
    void sourceChanged();
    void autoLoadChanged();
    void playingChanged();
    void pausedChanged();
    void loopCountChanged();

    void started();
    void resumed();
    void paused();
    void stopped();

    void statusChanged();

    void durationChanged();
    void positionChanged();

    void volumeChanged();
    void mutedChanged();
    void hasAudioChanged();
    void hasVideoChanged();

    void bufferProgressChanged();

    void seekableChanged();
    void playbackRateChanged();

    void errorChanged();
    void error(QDeclarativeAudio_4::Error error, const QString &errorString);

    void mediaObjectChanged();

private Q_SLOTS:
    void _q_error(int, const QString &);

private:
    Q_DISABLE_COPY(QDeclarativeAudio_4)
    Q_PRIVATE_SLOT(mediaBase(), void _q_statusChanged())

    inline QDeclarativeMediaBase_4 *mediaBase() { return this; }
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QDeclarativeAudio_4))

QT_END_HEADER

#endif