PyQt: QtDesigner 练习 PyQt5 setupUi 导入ui文件 2

import sys
from PyQt5.Qt import *
from untitled_ui import Ui_Form


# 继承Ui_Form类，以便使用Ui_Form中的方法
class Window(QWidget, Ui_Form):
    def __init__(self):
        super().__init__()
        self.setup_ui()

    def setup_ui(self):
        # 将self传入Ui_Form类中setupUi实列方法
        self.setupUi(self)

    def slot1(self):
        self.pushButton.setText("按钮被点击了")
        self.pushButton.adjustSize()


if __name__ == '__main__':
    app = QApplication(sys.argv)
    window = Window()
    window.show()
    sys.exit(app.exec_())

# untitled_ui.py

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

# Form implementation generated from reading ui file 'untitled.ui'
#
# Created by: PyQt5 UI code generator 5.15.4
#
# WARNING: Any manual changes made to this file will be lost when pyuic5 is
# run again.  Do not edit this file unless you know what you are doing.


from PyQt5 import QtCore, QtGui, QtWidgets


class Ui_Form(object):
    def setupUi(self, Form):
        Form.setObjectName("Form")
        Form.resize(400, 300)
        self.pushButton = QtWidgets.QPushButton(Form)
        self.pushButton.setGeometry(QtCore.QRect(150, 80, 75, 23))
        self.pushButton.setObjectName("pushButton")

        self.retranslateUi(Form)
        self.pushButton.clicked.connect(Form.slot1)
        QtCore.QMetaObject.connectSlotsByName(Form)

    def retranslateUi(self, Form):
        _translate = QtCore.QCoreApplication.translate
        Form.setWindowTitle(_translate("Form", "Form"))
        self.pushButton.setText(_translate("Form", "PushButton"))


if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    Form = QtWidgets.QWidget()
    ui = Ui_Form()
    ui.setupUi(Form)
    Form.show()
    sys.exit(app.exec_())