python 信号与槽 去https://doc.qt.io/qt-5/qaction.html#trigger看看控件的信号有哪些?然后没参数的:self.actionAbout.triggered.connect(self.slotOpenAbout)有参数的[]self.actionAbout.triggered['bool'].connect(self.slotOpenAbout)... python 2023-10-22 60 点赞 0 评论 90 浏览