''' 【简介】 PyQt5中 QMessage 例子 ''' import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * class WinForm( QWidget): def __init__(self): super(WinForm,self).__init__() self.setWindowTitle("QMessageBox 例子") self.resize(300, 100) self.myButton = QPushButton(self) self.myButton.setText("点击弹出消息框") self.myButton.clicked.connect(self.msg) def msg(self): # 使用infomation信息框 reply = QMessageBox.information(self, "标题", "对话框消息正文", QMessageBox.Yes | QMessageBox.No , QMessageBox.Yes ) print( reply ) if __name__ == '__main__': app= QApplication(sys.argv) demo = WinForm() demo.show() sys.exit(app.exec_())