59 lines
1.3 KiB
Python
59 lines
1.3 KiB
Python
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# -*- coding: utf-8 -*-
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'''
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【簡介】
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PyQt5中QButton範例
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'''
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import sys
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtWidgets import *
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class Form(QDialog):
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def __init__(self, parent=None):
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super(Form, self).__init__(parent)
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layout = QVBoxLayout()
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self.btn1 = QPushButton("Button1")
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self.btn1.setCheckable(True)
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self.btn1.toggle()
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self.btn1.clicked.connect(lambda:self.whichbtn(self.btn1) )
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self.btn1.clicked.connect(self.btnstate)
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layout.addWidget(self.btn1)
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self.btn2 = QPushButton('image')
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self.btn2.setIcon(QIcon(QPixmap("./images/python.png")))
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self.btn2.clicked.connect(lambda:self.whichbtn(self.btn2) )
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layout.addWidget(self.btn2)
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self.setLayout(layout)
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self.btn3 = QPushButton("Disabled")
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self.btn3.setEnabled(False)
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layout.addWidget(self.btn3)
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self.btn4= QPushButton("&Download")
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self.btn4.setDefault(True)
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self.btn4.clicked.connect(lambda:self.whichbtn(self.btn4))
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layout.addWidget(self.btn4)
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self.setWindowTitle("Button demo")
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def btnstate(self):
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if self.btn1.isChecked():
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print("button pressed" )
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else:
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print("button released" )
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def whichbtn(self,btn):
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print("clicked button is " + btn.text() )
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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btnDemo = Form()
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btnDemo.show()
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sys.exit(app.exec_())
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