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| |
| #ifndef QGESTURERECOGNIZER_H |
| #define QGESTURERECOGNIZER_H |
| |
| #include <QtWidgets/qtwidgetsglobal.h> |
| #include <QtCore/qnamespace.h> |
| |
| #ifndef QT_NO_GESTURES |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QObject; |
| class QEvent; |
| class QGesture; |
| class Q_WIDGETS_EXPORT QGestureRecognizer |
| { |
| public: |
| enum ResultFlag |
| { |
| Ignore = 0x0001, |
| |
| MayBeGesture = 0x0002, |
| TriggerGesture = 0x0004, |
| FinishGesture = 0x0008, |
| CancelGesture = 0x0010, |
| |
| ResultState_Mask = 0x00ff, |
| |
| ConsumeEventHint = 0x0100, |
| // StoreEventHint = 0x0200, |
| // ReplayStoredEventsHint = 0x0400, |
| // DiscardStoredEventsHint = 0x0800, |
| |
| ResultHint_Mask = 0xff00 |
| }; |
| Q_DECLARE_FLAGS(Result, ResultFlag) |
| |
| QGestureRecognizer(); |
| virtual ~QGestureRecognizer(); |
| |
| virtual QGesture *create(QObject *target); |
| virtual Result recognize(QGesture *state, QObject *watched, |
| QEvent *event) = 0; |
| virtual void reset(QGesture *state); |
| |
| static Qt::GestureType registerRecognizer(QGestureRecognizer *recognizer); |
| static void unregisterRecognizer(Qt::GestureType type); |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QGestureRecognizer::Result) |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_GESTURES |
| |
| #endif // QGESTURERECOGNIZER_H |