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    41 

    42 #ifndef QABSTRACTMEDIAOBJECT_H

    43 #define QABSTRACTMEDIAOBJECT_H

    44 

    45 #include <QtCore/qobject.h>

    46 #include <QtCore/qstringlist.h>

    47 

    48 #include <qmobilityglobal.h>

    49 #include "qtmedianamespace.h"

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 class QMediaService;

    54 class QMediaBindableInterface;

    55 

    56 class QMediaObjectPrivate;

    57 class Q_MULTIMEDIA_EXPORT QMediaObject : public QObject

    58 {

    59     Q_OBJECT

    60     Q_PROPERTY(int notifyInterval READ notifyInterval WRITE setNotifyInterval NOTIFY notifyIntervalChanged)

    61 public:

    62     ~QMediaObject();

    63 

    64     virtual bool isAvailable() const;

    65     virtual QtMultimediaKit::AvailabilityError availabilityError() const;

    66 

    67     virtual QMediaService* service() const;

    68 

    69     int notifyInterval() const;

    70     void setNotifyInterval(int milliSeconds);

    71 

    72     virtual bool bind(QObject *);

    73     virtual void unbind(QObject *);

    74 

    75     bool isMetaDataAvailable() const;

    76 

    77     QVariant metaData(QtMultimediaKit::MetaData key) const;

    78     QList<QtMultimediaKit::MetaData> availableMetaData() const;

    79 

    80     QVariant extendedMetaData(const QString &key) const;

    81     QStringList availableExtendedMetaData() const;

    82 

    83 Q_SIGNALS:

    84     void notifyIntervalChanged(int milliSeconds);

    85 

    86     void metaDataAvailableChanged(bool available);

    87     void metaDataChanged();

    88 

    89     void availabilityChanged(bool available);

    90 

    91 protected:

    92     QMediaObject(QObject *parent, QMediaService *service);

    93     QMediaObject(QMediaObjectPrivate &dd, QObject *parent, QMediaService *service);

    94 

    95     void addPropertyWatch(QByteArray const &name);

    96     void removePropertyWatch(QByteArray const &name);

    97 

    98     QMediaObjectPrivate *d_ptr;

    99 

   100 private:

   101     void setupMetaData();

   102 

   103     Q_DECLARE_PRIVATE(QMediaObject)

   104     Q_PRIVATE_SLOT(d_func(), void _q_notify())

   105 };

   106 

   107 

   108 QT_END_NAMESPACE

   109 

   110 #endif  // QABSTRACTMEDIAOBJECT_H