今天就跟大家聊聊有关使用PYQT5怎么实现控制台显示功能,可能很多人都不太了解,为了让大家更加了解,小编给大家总结了以下内容,希望大家根据这篇文章可以有所收获。
界面文件 Ui_ControlBoard.py
# -*- coding: utf-8 -*- # Form implementation generated from reading ui file 'Ui_ControlBoard.ui' # # Created by: PyQt5 UI code generator 5.11.3 # # WARNING! All changes made in this file will be lost! from PyQt5 import QtCore, QtWidgets class Ui_MainWindow(object): def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(800, 600) self.centralwidget = QtWidgets.QWidget(MainWindow) self.centralwidget.setObjectName("centralwidget") self.textBrowser = QtWidgets.QTextBrowser(self.centralwidget) self.textBrowser.setGeometry(QtCore.QRect(50, 180, 591, 171)) self.textBrowser.setObjectName("textBrowser") self.pushButton = QtWidgets.QPushButton(self.centralwidget) self.pushButton.setGeometry(QtCore.QRect(450, 390, 93, 28)) self.pushButton.setObjectName("pushButton") MainWindow.setCentralWidget(self.centralwidget) self.menubar = QtWidgets.QMenuBar(MainWindow) self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26)) self.menubar.setObjectName("menubar") MainWindow.setMenuBar(self.menubar) self.statusbar = QtWidgets.QStatusBar(MainWindow) self.statusbar.setObjectName("statusbar") MainWindow.setStatusBar(self.statusbar) self.retranslateUi(MainWindow) QtCore.QMetaObject.connectSlotsByName(MainWindow) def retranslateUi(self, MainWindow): _translate = QtCore.QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow")) self.pushButton.setText(_translate("MainWindow", "PushButton"))
逻辑文件 Call_ControlBoard.py
版本一
#!/usr/bin/env python3 # -*- coding:utf-8 -*- from PyQt5 import QtCore, QtGui import sys from PyQt5.QtCore import QEventLoop, QTimer from PyQt5.QtWidgets import QApplication, QMainWindow from Ui_ControlBoard import Ui_MainWindow class EmittingStr(QtCore.QObject): textWritten = QtCore.pyqtSignal(str) #定义一个发送str的信号 def write(self, text): self.textWritten.emit(str(text)) class ControlBoard(QMainWindow, Ui_MainWindow): def __init__(self): super(ControlBoard, self).__init__() self.setupUi(self) # 下面将输出重定向到textBrowser中 sys.stdout = EmittingStr(textWritten=self.outputWritten) sys.stderr = EmittingStr(textWritten=self.outputWritten) self.pushButton.clicked.connect(self.bClicked) def outputWritten(self, text): cursor = self.textBrowser.textCursor() cursor.movePosition(QtGui.QTextCursor.End) cursor.insertText(text) self.textBrowser.setTextCursor(cursor) self.textBrowser.ensureCursorVisible() def bClicked(self): """Runs the main function.""" print('Begin') loop = QEventLoop() QTimer.singleShot(1000, loop.quit) loop.exec_() self.printABCD() loop = QEventLoop() QTimer.singleShot(1000, loop.quit) loop.exec_() print("End") def printABCD(self): print("aaaaaaaaaaaaaaaa") print("bbbbbbbbbbbbbbbb") print("cccccccccccccccc") print("dddddddddddddddd") if __name__ == "__main__": app = QApplication(sys.argv) win = ControlBoard() win.show() sys.exit(app.exec_())
版本二
#!/usr/bin/env python3 # -*- coding:utf-8 -*- from PyQt5 import QtCore, QtGui import sys from PyQt5.QtCore import QEventLoop, QTimer from PyQt5.QtWidgets import QApplication, QMainWindow from Ui_ControlBoard import Ui_MainWindow class EmittingStr(QtCore.QObject): textWritten = QtCore.pyqtSignal(str) #定义一个发送str的信号 def write(self, text): self.textWritten.emit(str(text)) loop = QEventLoop() QTimer.singleShot(1000, loop.quit) loop.exec_() class ControlBoard(QMainWindow, Ui_MainWindow): def __init__(self): super(ControlBoard, self).__init__() self.setupUi(self) # 下面将输出重定向到textBrowser中 sys.stdout = EmittingStr(textWritten=self.outputWritten) sys.stderr = EmittingStr(textWritten=self.outputWritten) self.pushButton.clicked.connect(self.bClicked) def outputWritten(self, text): cursor = self.textBrowser.textCursor() cursor.movePosition(QtGui.QTextCursor.End) cursor.insertText(text) self.textBrowser.setTextCursor(cursor) self.textBrowser.ensureCursorVisible() def bClicked(self): """Runs the main function.""" print('Begin') self.printABCD() print("End") def printABCD(self): print("aaaaaaaaaaaaaaaa") print("bbbbbbbbbbbbbbbb") print("cccccccccccccccc") print("dddddddddddddddd") if __name__ == "__main__": app = QApplication(sys.argv) win = ControlBoard() win.show() sys.exit(app.exec_())
版本三
#!/usr/bin/env python3 # -*- coding:utf-8 -*- from PyQt5 import QtCore, QtGui import sys from PyQt5.QtCore import QEventLoop, QTimer from PyQt5.QtWidgets import QApplication, QMainWindow from Ui_ControlBoard import Ui_MainWindow class EmittingStr(QtCore.QObject): textWritten = QtCore.pyqtSignal(str) #定义一个发送str的信号 def write(self, text): self.textWritten.emit(str(text)) class ControlBoard(QMainWindow, Ui_MainWindow): def __init__(self): super(ControlBoard, self).__init__() self.setupUi(self) # 下面将输出重定向到textBrowser中 sys.stdout = EmittingStr(textWritten=self.outputWritten) sys.stderr = EmittingStr(textWritten=self.outputWritten) self.pushButton.clicked.connect(self.bClicked) def outputWritten(self, text): cursor = self.textBrowser.textCursor() cursor.movePosition(QtGui.QTextCursor.End) cursor.insertText(text) self.textBrowser.setTextCursor(cursor) self.textBrowser.ensureCursorVisible() def bClicked(self): """Runs the main function.""" print('Begin') self.printABCD() print("End") def printABCD(self): print("aaaaaaaaaaaaaaaa") print("bbbbbbbbbbbbbbbb") print("cccccccccccccccc") print("dddddddddddddddd") if __name__ == "__main__": app = QApplication(sys.argv) win = ControlBoard() win.show() sys.exit(app.exec_())
看完上述内容,你们对使用PYQT5怎么实现控制台显示功能有进一步的了解吗?如果还想了解更多知识或者相关内容,请关注亿速云行业资讯频道,感谢大家的支持。
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