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39 | |
40 | #ifndef QABSTRACTMEDIASERVICE_H |
41 | #define QABSTRACTMEDIASERVICE_H |
42 | |
43 | #include <QtMultimedia/qtmultimediaglobal.h> |
44 | #include <QtCore/qobject.h> |
45 | #include <QtCore/qstringlist.h> |
46 | |
47 | #include <QtMultimedia/qmediacontrol.h> |
48 | |
49 | QT_BEGIN_NAMESPACE |
50 | |
51 | |
52 | class QMediaServicePrivate; |
53 | class Q_MULTIMEDIA_EXPORT QMediaService : public QObject |
54 | { |
55 | Q_OBJECT |
56 | |
57 | public: |
58 | ~QMediaService(); |
59 | |
60 | virtual QMediaControl* requestControl(const char *name) = 0; |
61 | |
62 | template <typename T> inline T requestControl() { |
63 | if (QMediaControl *control = requestControl(qmediacontrol_iid<T>())) { |
64 | if (T typedControl = qobject_cast<T>(control)) |
65 | return typedControl; |
66 | releaseControl(control); |
67 | } |
68 | return 0; |
69 | } |
70 | |
71 | virtual void releaseControl(QMediaControl *control) = 0; |
72 | |
73 | protected: |
74 | QMediaService(QObject* parent); |
75 | QMediaService(QMediaServicePrivate &dd, QObject *parent); |
76 | |
77 | #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) |
78 | QMediaServicePrivate *d_ptr_deprecated; |
79 | #endif |
80 | |
81 | private: |
82 | Q_DECLARE_PRIVATE(QMediaService) |
83 | }; |
84 | |
85 | QT_END_NAMESPACE |
86 | |
87 | |
88 | #endif // QABSTRACTMEDIASERVICE_H |
89 | |
90 | |