The QInputEvent class is the base class for events that describe user input. 更多...
继承 QEvent .
Inherited by QContextMenuEvent , QKeyEvent , QMouseEvent , QTabletEvent , QTouchEvent and QWheelEvent .
The QInputEvent class is the base class for events that describe user input.
Returns the keyboard modifier flags that existed immediately before the event occurred.
另请参阅 QApplication.keyboardModifiers ().