pyqt5制作一键打开开发工具集的小工具

先用PyQt5的designer设计一个简单的页面

在其中我已经加入了信号槽函数

# -*- coding: utf-8 -*-# Form implementation generated from reading ui file 'tool.ui'## Created by: PyQt5 UI code generator 5.9.1## WARNING! All changes made in this file will be lost!import win32apifrom PyQt5 import QtCore, QtGui, QtWidgetsfrom PyQt5.QtWidgets import *class Ui_Form(object):    def setupUi(self, Form):        Form.setObjectName("Form")        Form.resize(600, 201)        self.setFixedSize(self.width(), self.height())  #禁止调节大小        self.verticalLayout = QtWidgets.QVBoxLayout(Form)        self.verticalLayout.setObjectName("verticalLayout")        self.groupBox = QtWidgets.QGroupBox(Form)        self.groupBox.setObjectName("groupBox")        self.horizontalLayout = QtWidgets.QHBoxLayout(self.groupBox)        self.horizontalLayout.setObjectName("horizontalLayout")        self.gridLayout = QtWidgets.QGridLayout()        self.gridLayout.setObjectName("gridLayout")        self.toollabel1 = QtWidgets.QLabel(self.groupBox)        self.toollabel1.setObjectName("toollabel1")        self.gridLayout.addWidget(self.toollabel1, 0, 0, 1, 1)        self.namelineEdit1 = QtWidgets.QLineEdit(self.groupBox)        self.namelineEdit1.setObjectName("namelineEdit1")        self.gridLayout.addWidget(self.namelineEdit1, 0, 1, 1, 2)        self.pathlineEdit1 = QtWidgets.QLineEdit(self.groupBox)        self.pathlineEdit1.setObjectName("pathlineEdit1")        self.gridLayout.addWidget(self.pathlineEdit1, 0, 3, 1, 1)        self.pushButton = QtWidgets.QPushButton(self.groupBox)        self.pushButton.setObjectName("pushButton")        self.gridLayout.addWidget(self.pushButton, 0, 4, 1, 1)        #注意如果槽函数带有额外的参数可以使用匿名函数lambda        self.pushButton.clicked.connect(lambda: self.getpath(self.pathlineEdit1))        self.toollabel2 = QtWidgets.QLabel(self.groupBox)        self.toollabel2.setObjectName("toollabel2")        self.gridLayout.addWidget(self.toollabel2, 1, 0, 1, 1)        self.namelineEdit2 = QtWidgets.QLineEdit(self.groupBox)        self.namelineEdit2.setObjectName("namelineEdit2")        self.gridLayout.addWidget(self.namelineEdit2, 1, 1, 1, 2)        self.pathlineEdit2 = QtWidgets.QLineEdit(self.groupBox)        self.pathlineEdit2.setObjectName("pathlineEdit2")        self.gridLayout.addWidget(self.pathlineEdit2, 1, 3, 1, 1)        self.pushButton_3 = QtWidgets.QPushButton(self.groupBox)        self.pushButton_3.setObjectName("pushButton_3")        self.gridLayout.addWidget(self.pushButton_3, 1, 4, 1, 1)        self.pushButton_3.clicked.connect(lambda : self.getpath(self.pathlineEdit2))        self.label = QtWidgets.QLabel(self.groupBox)        self.label.setObjectName("label")        self.gridLayout.addWidget(self.label, 2, 0, 1, 1)        self.namelineEdit3 = QtWidgets.QLineEdit(self.groupBox)        self.namelineEdit3.setObjectName("namelineEdit3")        self.gridLayout.addWidget(self.namelineEdit3, 2, 1, 1, 2)        self.pathlineEdit3 = QtWidgets.QLineEdit(self.groupBox)        self.pathlineEdit3.setObjectName("pathlineEdit3")        self.gridLayout.addWidget(self.pathlineEdit3, 2, 3, 1, 1)        self.pushButton_4 = QtWidgets.QPushButton(self.groupBox)        self.pushButton_4.setObjectName("pushButton_4")        self.gridLayout.addWidget(self.pushButton_4, 2, 4, 1, 1)        self.pushButton_4.clicked.connect(lambda : self.getpath(self.pathlineEdit3))        spacerItem = QtWidgets.QSpacerItem(318, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)        self.gridLayout.addItem(spacerItem, 3, 0, 1, 4)        self.pushButton_2 = QtWidgets.QPushButton(self.groupBox)        self.pushButton_2.setObjectName("pushButton_2")        self.gridLayout.addWidget(self.pushButton_2, 3, 4, 1, 1)        self.horizontalLayout.addLayout(self.gridLayout)        self.verticalLayout.addWidget(self.groupBox)        self.pushButton_2.clicked.connect(self.getInfo)        self.retranslateUi(Form)        QtCore.QMetaObject.connectSlotsByName(Form)    def getpath(self, eg):        path, _ = QFileDialog.getOpenFileName(self, '打开启动文件')        eg.setText(path)    def getInfo(self):        a = {}        name = self.namelineEdit1.text()        path = self.pathlineEdit1.text()        a[name] = path        name2 = self.namelineEdit2.text()        path2 = self.pathlineEdit2.text()        a[name2] = path2        name3 = self.namelineEdit3.text()        path3 = self.pathlineEdit3.text()        a[name3] = path3        for key in a:        #            win32api.ShellExecute(0, 'open', a[key], '', '', 0)    def retranslateUi(self, Form):        _translate = QtCore.QCoreApplication.translate        Form.setWindowTitle(_translate("Form", "Form"))        self.groupBox.setTitle(_translate("Form", "开发工具集"))        self.toollabel1.setText(_translate("Form", "工具一："))        self.pushButton.setText(_translate("Form", "打开"))        self.toollabel2.setText(_translate("Form", "工具二："))        self.pushButton_3.setText(_translate("Form", "打开"))        self.label.setText(_translate("Form", "工具三："))        self.pushButton_4.setText(_translate("Form", "打开"))        self.pushButton_2.setText(_translate("Form", "启动"))

我在使用布局的时候使用的是网格布局，这样可以调节每个控件所占用的格数。

主函数

import sysfrom PyQt5.QtWidgets import *from PyQt5.QtGui import QIconimport toolclass Main(QWidget, tool.Ui_Form):    def __init__(self, parent=None):        super(QWidget, self).__init__(parent)        self.setupUi(self)        #        self.setWindowIcon(QIcon('1.ico'))        # self.resize(422, 189)if __name__ == "__main__":    app = QApplication(sys.argv)    demo = Main()    demo.show()    sys.exit(app.exec())