1 #demo_11:網格布局
 2 import sys
 3 from PyQt5.QtWidgets import  QApplication,QWidget,QGridLayout,QPushButton
 4 
 5 class Example(QWidget):
 6     def __init__(self):
 7         super().__init__()
 8         self.initUI()
 9     def initUI(self):
10         self.names = [‘Cls‘, ‘Bck‘, ‘‘, ‘Close‘,
11
 
                      ‘7‘, ‘8‘, ‘9‘, ‘/‘,
12                      ‘4‘, ‘5‘, ‘6‘, ‘*‘,
13                      ‘1‘, ‘2‘, ‘3‘, ‘-‘,
14                      ‘0‘, ‘.‘, ‘=‘, ‘+‘]
15         self.options=[(j,i) for j in range(5) for i in range(4)]
16         self.layout=QGridLayout()
17         self.setLayout(self.layout)
 
18 
19         for (name,option) in zip(self.names,self.options):
20             if name==‘‘:continue
21             btn=QPushButton(name)
22             self.layout.addWidget(btn,*option)
23         self.setWindowTitle(‘Calculator‘)
24         self.show()
25 if __name__==‘__main__‘:
26     app=QApplication(sys.argv)
 
27     e=Example()
28     sys.exit(app.exec())
29 
30 # names = [‘Cls‘, ‘Bck‘, ‘‘, ‘Close‘,
31 #              ‘7‘, ‘8‘, ‘9‘, ‘/‘,
32 #              ‘4‘, ‘5‘, ‘6‘, ‘*‘,
33 #              ‘1‘, ‘2‘, ‘3‘, ‘-‘,
34 #              ‘0‘, ‘.‘, ‘=‘, ‘+‘]
35 # options = [(i, j) for j in range(5) for i in range(4)]
36 # for position, name in zip(options, names):
37 #     print(str(position)+"》》"+str(name))

PyQt5-網格布局（QGridLayout）-10