python pyqt5 按钮 QRadioButton 常用

用户5760343

发布于 2019-07-05 11:11:30

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发布于 2019-07-05 11:11:30

文章被收录于专栏：sktj

setCheckable() isChecked()

单选按钮

-- coding: utf-8 --

''' 【简介】 PyQt5中QRadio例子

'''

import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import *

class Radiodemo(QWidget): def init(self, parent=None): super(Radiodemo, self).init(parent) layout = QHBoxLayout() self.btn1 = QRadioButton("Button1") self.btn1.setChecked(True) self.btn1.toggled.connect(lambda: self.btnstate(self.btn1)) layout.addWidget(self.btn1)

    self.btn2 = QRadioButton("Button2")
    self.btn2.toggled.connect(lambda: self.btnstate(self.btn2))
    layout.addWidget(self.btn2)
    self.setLayout(layout)
    self.setWindowTitle("RadioButton demo")

def btnstate(self, btn):
    if btn.text() == "Button1":
        if btn.isChecked() == True:
            print(btn.text() + " is selected")
        else:
            print(btn.text() + " is deselected")

    if btn.text() == "Button2":
        if btn.isChecked() == True:
            print(btn.text() + " is selected")
        else:
            print(btn.text() + " is deselected")

if name == 'main': app = QApplication(sys.argv) radioDemo = Radiodemo() radioDemo.show() sys.exit(app.exec_())

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