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****************************************************************************/

#ifndef QMETADATAWRITERCONTROL_H
#define QMETADATAWRITERCONTROL_H

#include "qmediacontrol.h"
#include "qmediaobject.h"

#include "qmediaresource.h"

#include <qtmultimediadefs.h>
#include "qtmedianamespace.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Multimedia)

// Required for QDoc workaround
class QString;

class Q_MULTIMEDIA_EXPORT QMetaDataWriterControl : public QMediaControl
{
    Q_OBJECT
public:
    ~QMetaDataWriterControl();

    virtual bool isWritable() const = 0;
    virtual bool isMetaDataAvailable() const = 0;

    virtual QVariant metaData(const QString &key) const = 0;
    virtual void setMetaData(const QString &key, const QVariant &value) = 0;
    virtual QStringList availableMetaData() const = 0;

Q_SIGNALS:
    void metaDataChanged();
    void metaDataChanged(const QString &key, const QVariant &value);

    void writableChanged(bool writable);
    void metaDataAvailableChanged(bool available);

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

#define QMetaDataWriterControl_iid "org.qt-project.qt.metadatawritercontrol/5.0"
Q_MEDIA_DECLARE_CONTROL(QMetaDataWriterControl, QMetaDataWriterControl_iid)

QT_END_NAMESPACE

QT_END_HEADER


#endif