PyQt5+eric6之旅(四) - 信号与槽的绑定

摘要：如果编辑了按钮那么接下来就是通过按钮触发某个动作首先右击窗体生成对话框代码绑定按钮接着在代码栏就会看到生成的文件在中创建绑定再次编译打开文件发现已经绑定服务日志运行中播放暂停退出实时日志服务器开始服务密码退出状态信息类

首先右击窗体,生成对话框代码

绑定按钮

接着在代码栏就会看到生成的py文件

在qt designer中创建slot 绑定

再次编译 打开py文件发现已经绑定

code ui_0726.py

</>复制代码 
    # -*- coding: utf-8 -*-
   
   # Form implementation generated from reading ui file "D:pythonPyQt5726726.ui"
   #
   # Created by: PyQt5 UI code generator 5.10.1
   #
   # WARNING! All changes made in this file will be lost!
   
   from PyQt5 import QtCore, QtGui, QtWidgets
   
   class Ui_MainWindow(object):
       def setupUi(self, MainWindow):
           MainWindow.setObjectName("MainWindow")
           MainWindow.resize(531, 648)
           icon = QtGui.QIcon()
           icon.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/服务日志.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
           MainWindow.setWindowIcon(icon)
           self.centralWidget = QtWidgets.QWidget(MainWindow)
           self.centralWidget.setObjectName("centralWidget")
           self.gridLayout = QtWidgets.QGridLayout(self.centralWidget)
           self.gridLayout.setObjectName("gridLayout")
           self.label = QtWidgets.QLabel(self.centralWidget)
           self.label.setObjectName("label")
           self.gridLayout.addWidget(self.label, 0, 0, 1, 1)
           self.lineEdit = QtWidgets.QLineEdit(self.centralWidget)
           self.lineEdit.setObjectName("lineEdit")
           self.gridLayout.addWidget(self.lineEdit, 0, 1, 1, 1)
           self.pushButton_2 = QtWidgets.QPushButton(self.centralWidget)
           self.pushButton_2.setObjectName("pushButton_2")
           self.gridLayout.addWidget(self.pushButton_2, 0, 2, 1, 1)
           self.label_2 = QtWidgets.QLabel(self.centralWidget)
           self.label_2.setObjectName("label_2")
           self.gridLayout.addWidget(self.label_2, 1, 0, 1, 1)
           self.lineEdit_2 = QtWidgets.QLineEdit(self.centralWidget)
           self.lineEdit_2.setObjectName("lineEdit_2")
           self.gridLayout.addWidget(self.lineEdit_2, 1, 1, 1, 1)
           self.pushButton = QtWidgets.QPushButton(self.centralWidget)
           self.pushButton.setObjectName("pushButton")
           self.gridLayout.addWidget(self.pushButton, 1, 2, 1, 1)
           self.textEdit = QtWidgets.QTextEdit(self.centralWidget)
           self.textEdit.setObjectName("textEdit")
           self.gridLayout.addWidget(self.textEdit, 3, 0, 1, 3)
           self.lineEdit_3 = QtWidgets.QLineEdit(self.centralWidget)
           self.lineEdit_3.setObjectName("lineEdit_3")
           self.gridLayout.addWidget(self.lineEdit_3, 2, 1, 1, 2)
           self.label_3 = QtWidgets.QLabel(self.centralWidget)
           self.label_3.setObjectName("label_3")
           self.gridLayout.addWidget(self.label_3, 2, 0, 1, 1)
           MainWindow.setCentralWidget(self.centralWidget)
           self.toolBar = QtWidgets.QToolBar(MainWindow)
           self.toolBar.setObjectName("toolBar")
           MainWindow.addToolBar(QtCore.Qt.TopToolBarArea, self.toolBar)
           self.actionRun = QtWidgets.QAction(MainWindow)
           icon1 = QtGui.QIcon()
           icon1.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/运行中.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
           self.actionRun.setIcon(icon1)
           self.actionRun.setObjectName("actionRun")
           self.actionPause = QtWidgets.QAction(MainWindow)
           icon2 = QtGui.QIcon()
           icon2.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/播放-暂停.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
           self.actionPause.setIcon(icon2)
           self.actionPause.setObjectName("actionPause")
           self.actionQuit = QtWidgets.QAction(MainWindow)
           icon3 = QtGui.QIcon()
           icon3.addPixmap(QtGui.QPixmap("C:/Users/aabgiilln/Desktop/退出 (1).png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
           self.actionQuit.setIcon(icon3)
           self.actionQuit.setObjectName("actionQuit")
           self.toolBar.addAction(self.actionRun)
           self.toolBar.addAction(self.actionPause)
           self.toolBar.addAction(self.actionQuit)
   
           self.retranslateUi(MainWindow)
           self.pushButton.clicked.connect(MainWindow.close)
           self.pushButton_2.clicked.connect(MainWindow.on_pushButton_clicked)
           QtCore.QMetaObject.connectSlotsByName(MainWindow)
   
       def retranslateUi(self, MainWindow):
           _translate = QtCore.QCoreApplication.translate
           MainWindow.setWindowTitle(_translate("MainWindow", "实时日志"))
           self.label.setText(_translate("MainWindow", "服务器IP"))
           self.pushButton_2.setText(_translate("MainWindow", "开始"))
           self.label_2.setText(_translate("MainWindow", "服务密码"))
           self.pushButton.setText(_translate("MainWindow", "退出"))
           self.label_3.setText(_translate("MainWindow", "状态信息"))
           self.toolBar.setWindowTitle(_translate("MainWindow", "toolBar"))
           self.actionRun.setText(_translate("MainWindow", "Run"))
           self.actionPause.setText(_translate("MainWindow", "Pause"))
           self.actionQuit.setText(_translate("MainWindow", "Quit"))
   
   
   if __name__ == "__main__":
       import sys
       app = QtWidgets.QApplication(sys.argv)
       MainWindow = QtWidgets.QMainWindow()
       ui = Ui_MainWindow()
       ui.setupUi(MainWindow)
       MainWindow.show()
       sys.exit(app.exec_())

code start.py

</>复制代码 
    # -*- coding: utf-8 -*-
   
   """
   Module implementing Start.
   """
   
   from PyQt5.QtCore import pyqtSlot
   from PyQt5.QtWidgets import QMainWindow
   
   from Ui_0726 import Ui_MainWindow
   
   
   class Start(QMainWindow, Ui_MainWindow):
       """
       Class documentation goes here.
       """
       def __init__(self, parent=None):
           """
           Constructor
           
           @param parent reference to the parent widget
           @type QWidget
           """
           super(Start, self).__init__(parent)
           self.setupUi(self)
       
       @pyqtSlot()
       def on_pushButton_clicked(self):
           """
           Slot documentation goes here.
           """
           # TODO: not implemented yet
           self.lineEdit_3.setText("start")
   
   if __name__ == "__main__":
      import sys
      from PyQt5.QtWidgets import  QApplication
      app = QApplication(sys.argv)
      window = Start() ## 类名,注意要和自己定义的类名一致。
      window.show()
      sys.exit(app.exec_())

result