# -*- coding:utf-8 -*-

 '''

 Created on Sep 14, 2018

 @author: SaShuangYiBing

 Comment: This example is show which sender was triggered.

 创建了两个按钮。在buttonClicked()方法中通过调用sender()方法来判断当前按下的是哪个按钮

 '''

 import sys

 from PyQt5.QtWidgets import QApplication,QMainWindow,QPushButton

 class New_test(QMainWindow):

     def __init__(self):

         super().__init__()

         self.initUI()

     def initUI(self):

         btn1 = QPushButton('Button1',self)

         btn1.move(30,50)

         btn2 = QPushButton('Button2',self)

         btn2.move(150,50)

         btn1.clicked.connect(self.buttonClicked)

         btn2.clicked.connect(self.buttonClicked)

         self.statusBar()

         self.setGeometry(300,300,290,150)

         self.setWindowTitle('Event Sender')

         self.show()

     def buttonClicked(self):

         sender = self.sender()

         self.statusBar().showMessage(sender.text() + ' was pressed')  # 通过调用sender()方法来判断信号源， 并将其名称显示在窗体的状态栏中

 if __name__ == '__main__':

     app = QApplication(sys.argv)

     ex = New_test()

     sys.exit(app.exec_())