Pyqt5_QMessageBox

QMessageBox

header:会话窗标题

info：会话窗内容

#弹出5种不同类型的消息框

reply1=QMessageBox.information(self,"title","infocontent",QMessageBox.Yes|QMessageBox.No,QMessageBox.Yes)

reply2=QMessageBox.question(self,"title","questioncontent",QMessageBox.Yes|QMessageBox.No,QMessageBox.Yes)

reply3=QMessageBox.warning(self,"title","warningcontent",QMessageBox.Yes|QMessageBox.No,QMessageBox.Yes)

reply4=QMessageBox.critical(self,"title","criticalerrorcontent",QMessageBox.Yes|QMessageBox.No,QMessageBox.Yes)

reply5=QMessageBox.about(self,"title","content")

QtWidgets.QMessageBox.Yes

QtWidgets.QMessageBox.No

QtWidgets.QMessageBox.Ok

1     def clearResult(self):
2         reply = QMessageBox.question(self,"Question",
3                                   "确认要删除吗？",
4                                   QMessageBox.Yes|QMessageBox.No,
5                                   QMessageBox.No)
6         if reply == QMessageBox.Yes:
7             self.result_textEdit_2.clear()
8         else:
9             return