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| |
| #ifndef QMEDIAPLAYLISTNAVIGATOR_P_H |
| #define QMEDIAPLAYLISTNAVIGATOR_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 "qmediaplaylistprovider_p.h" |
| #include "qmediaplaylist.h" |
| #include <QtCore/qobject.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QMediaPlaylistNavigatorPrivate; |
| class Q_MULTIMEDIA_EXPORT QMediaPlaylistNavigator : public QObject |
| { |
| Q_OBJECT |
| Q_PROPERTY(QMediaPlaylist::PlaybackMode playbackMode READ playbackMode WRITE setPlaybackMode NOTIFY playbackModeChanged) |
| Q_PROPERTY(int currentIndex READ currentIndex WRITE jump NOTIFY currentIndexChanged) |
| Q_PROPERTY(QMediaContent currentItem READ currentItem) |
| |
| public: |
| QMediaPlaylistNavigator(QMediaPlaylistProvider *playlist, QObject *parent = nullptr); |
| virtual ~QMediaPlaylistNavigator(); |
| |
| QMediaPlaylistProvider *playlist() const; |
| void setPlaylist(QMediaPlaylistProvider *playlist); |
| |
| QMediaPlaylist::PlaybackMode playbackMode() const; |
| |
| QMediaContent currentItem() const; |
| QMediaContent nextItem(int steps = 1) const; |
| QMediaContent previousItem(int steps = 1) const; |
| |
| QMediaContent itemAt(int position) const; |
| |
| int currentIndex() const; |
| int nextIndex(int steps = 1) const; |
| int previousIndex(int steps = 1) const; |
| |
| public Q_SLOTS: |
| void next(); |
| void previous(); |
| |
| void jump(int); |
| |
| void setPlaybackMode(QMediaPlaylist::PlaybackMode mode); |
| |
| Q_SIGNALS: |
| void activated(const QMediaContent &content); |
| void currentIndexChanged(int); |
| void playbackModeChanged(QMediaPlaylist::PlaybackMode mode); |
| |
| void surroundingItemsChanged(); |
| |
| protected: |
| QMediaPlaylistNavigatorPrivate *d_ptr; |
| |
| private: |
| Q_DISABLE_COPY(QMediaPlaylistNavigator) |
| Q_DECLARE_PRIVATE(QMediaPlaylistNavigator) |
| |
| Q_PRIVATE_SLOT(d_func(), void _q_mediaInserted(int start, int end)) |
| Q_PRIVATE_SLOT(d_func(), void _q_mediaRemoved(int start, int end)) |
| Q_PRIVATE_SLOT(d_func(), void _q_mediaChanged(int start, int end)) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| |
| #endif // QMEDIAPLAYLISTNAVIGATOR_P_H |