The QGraphicsSceneHoverEvent class provides hover events in the graphics view framework. 更多...
继承 QGraphicsSceneEvent .
The QGraphicsSceneHoverEvent class provides hover events in the graphics view framework.
当 QGraphicsView 接收 QHoverEvent event, it translates it into QGraphicsSceneHoverEvent. The event is then forwarded to the QGraphicsScene associated with the view.
Returns the last recorded mouse cursor position in item coordinates.
该函数在 Qt 4.4 引入。
另请参阅 lastScenePos (), lastScreenPos (), and pos ().
Returns the last recorded, the scene coordinates of the previous mouse or hover event received by the view, that created the event mouse cursor position in scene coordinates.
该函数在 Qt 4.4 引入。
另请参阅 lastPos (), lastScreenPos (), and scenePos ().
Returns the last recorded mouse cursor position in screen coordinates. The last recorded position is the position of the previous mouse or hover event received by the view that created the 事件。
该函数在 Qt 4.4 引入。
另请参阅 lastPos (), lastScenePos (), and screenPos ().
Returns the keyboard modifiers at the moment the hover event was sent.
该函数在 Qt 4.4 引入。
Returns the position of the mouse cursor in item coordinates at the moment the hover event was sent.
另请参阅 scenePos () 和 screenPos ().
Returns the position of the mouse cursor in scene coordinates at the moment the hover event was sent.
Returns the position of the mouse cursor in screen coordinates at the moment the hover event was sent.
