我正在尝试像这样在ios上使用qt手势:#ifndefSWIPESTACKWIDGET_H#defineSWIPESTACKWIDGET_H#include#includeclassSwipeStackWidget:publicQStackedWidget{Q_OBJECTpublic:explicitSwipeStackWidget(QWidget*parent=0);boolevent(QEvent*event);boolgestureEvent(QGestureEvent*event);voidswipeTriggered(QSwipeGesture*gesture);signa