使用Python PyQt5制作文本编辑器

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这是一个使用Python的PyQt5制作的文本编辑器，是以open函数的基础上加了Qt的gui制作的软件。这个软件有新建和打开功能：点击新建会有创建窗口，创建完后即可打字；点击打开会有打开窗口，选择后会直接进入打字界面。上方有文件，编辑两个按钮，里面的选项自行查看。这是我两年前四年级的作品，所以做的不太好，不喜勿喷。如果有良心博主，可以二创艾特我。

# -*- coding: utf-8 -*- # Form implementation generated from reading ui file 'C:\Users\Administrator\Documents\edit_in_txt\edit_in_txt1.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 from PyQt5.QtGui import * from PyQt5.QtWidgets import * from PyQt5.QtCore import * import sqlite3, os class Ui_MainWindow(object): def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(721, 405) MainWindow.setWindowIcon(QIcon('images/file.ico')) self.centralwidget = QtWidgets.QWidget(MainWindow) self.centralwidget.setObjectName("centralwidget") self.textEdit = QtWidgets.QTextEdit(self.centralwidget) self.textEdit.setGeometry(QtCore.QRect(0, 80, 721, 271)) font1 = QtGui.QFont() font1.setFamily("晴圆") font1.setPointSize(20) self.textEdit.setFont(font1) self.textEdit.setObjectName("textEdit") self.label = QtWidgets.QLabel(self.centralwidget) self.label.setGeometry(QtCore.QRect(3, 1, 481, 71)) font = QtGui.QFont() font.setFamily("晴圆") font.setPointSize(29) self.label.setFont(font) self.label.setObjectName("label") MainWindow.setCentralWidget(self.centralwidget) self.menuBar = QtWidgets.QMenuBar(MainWindow) self.menuBar.setGeometry(QtCore.QRect(0, 0, 721, 23)) self.menuBar.setLayoutDirection(QtCore.Qt.LeftToRight) self.menuBar.setObjectName("menuBar") self.menu2 = QtWidgets.QMenu(self.menuBar) self.menu2.setEnabled(True) font = QtGui.QFont() font.setBold(False) font.setWeight(50) self.menu2.setFont(font) self.menu2.setToolTipDuration(-2) self.menu2.setLayoutDirection(QtCore.Qt.LeftToRight) self.menu2.setTearOffEnabled(False) self.menu2.setObjectName("menu2") self.menu = QtWidgets.QMenu(self.menuBar) self.menu.setObjectName("menu") MainWindow.setMenuBar(self.menuBar) self.statusBar = QtWidgets.QStatusBar(MainWindow) self.statusBar.setObjectName("statusBar") MainWindow.setStatusBar(self.statusBar) self.copy = QtWidgets.QAction(MainWindow) icon = QtGui.QIcon() icon.addPixmap(QtGui.QPixmap("images/copy.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.copy.setIcon(icon) self.copy.setObjectName("copy") self.paste = QtWidgets.QAction(MainWindow) icon1 = QtGui.QIcon() icon1.addPixmap(QtGui.QPixmap("images/paste.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.paste.setIcon(icon1) self.paste.setObjectName("paste") self.cut = QtWidgets.QAction(MainWindow) icon2 = QtGui.QIcon() icon2.addPixmap(QtGui.QPixmap("images/cut.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.cut.setIcon(icon2) self.cut.setObjectName("cut") self.undo = QtWidgets.QAction(MainWindow) icon3 = QtGui.QIcon() icon3.addPixmap(QtGui.QPixmap("images/undo.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.undo.setIcon(icon3) self.undo.setObjectName("undo") self.redo = QtWidgets.QAction(MainWindow) icon4 = QtGui.QIcon() icon4.addPixmap(QtGui.QPixmap("images/redo.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.redo.setIcon(icon4) self.redo.setObjectName("redo") self.add1 = QtWidgets.QAction(MainWindow) icon5 = QtGui.QIcon() icon5.addPixmap(QtGui.QPixmap("images/add.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.add1.setIcon(icon5) self.add1.setObjectName("add1") self.open1 = QtWidgets.QAction(MainWindow) icon6 = QtGui.QIcon() icon6.addPixmap(QtGui.QPixmap("images/open.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.open1.setIcon(icon6) self.open1.setObjectName("open1") self.rename = QtWidgets.QAction(MainWindow) icon7 = QtGui.QIcon() icon7.addPixmap(QtGui.QPixmap("images/rename.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.rename.setIcon(icon7) self.rename.setObjectName("rename") self.clean = QtWidgets.QAction(MainWindow) icon8 = QtGui.QIcon() icon8.addPixmap(QtGui.QPixmap("images/clear.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) icon9 = QtGui.QIcon() icon9.addPixmap(QtGui.QPixmap("images/save.ico"), QtGui.QIcon.Normal, QtGui.QIcon.Off) self.save = QtWidgets.QAction(MainWindow) self.save.setIcon(icon9) self.save.setObjectName("open1") self.clean.setIcon(icon8) self.clean.setObjectName("clean") self.menu2.addAction(self.copy) self.menu2.addAction(self.paste) self.menu2.addAction(self.cut) self.menu2.addAction(self.clean) self.menu.addAction(self.save) self.menu2.addSeparator() self.menu2.addAction(self.undo) self.menu2.addAction(self.redo) self.menu.addAction(self.add1) self.menu.addAction(self.open1) self.menu.addSeparator() self.menu.addAction(self.rename) self.menuBar.addAction(self.menu.menuAction()) self.menuBar.addAction(self.menu2.menuAction()) sqlsys2 = sqlite3.connect('mosoft/mrsoft.db') cusuor2 = sqlsys2.cursor() cusuor2.execute('select * from user') self.b = cusuor2.fetchone() name2 = self.b[1] if name2=='': self.init = 'None' else: self.init = name2 file1 = open(self.init, 'r', encoding='utf-8') filetext = file1.read() self.textEdit.setText(filetext) file1.close() cusuor2.close() sqlsys2.commit() sqlsys2.close() self.retranslateUi(MainWindow) self.copy.triggered.connect(self.textEdit.copy) self.cut.triggered.connect(self.textEdit.cut) self.clean.triggered.connect(self.textEdit.clear) self.redo.triggered.connect(self.textEdit.redo) self.undo.triggered.connect(self.textEdit.undo) self.add1.triggered.connect(self.add2) self.open1.triggered.connect(self.open2) self.rename.triggered.connect(self.rename2) self.save.triggered.connect(self.save1) QtCore.QMetaObject.connectSlotsByName(MainWindow) def retranslateUi(self, MainWindow): _translate = QtCore.QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "编辑器")) self.label.setText(_translate("MainWindow", "TXT编辑器")) self.menu2.setTitle(_translate("MainWindow", "编辑")) self.menu.setTitle(_translate("MainWindow", "文件")) self.copy.setText(_translate("MainWindow", "复制(&C)")) self.paste.setText(_translate("MainWindow", "粘贴(&V)")) self.paste.setShortcut(_translate("MainWindow", "Ctrl+V")) self.cut.setText(_translate("MainWindow", "剪切(&X)")) self.cut.setShortcut(_translate("MainWindow", "Ctrl+X")) self.undo.setText(_translate("MainWindow", "撤销(&Z)")) self.undo.setShortcut(_translate("MainWindow", "Ctrl+Z")) self.redo.setText(_translate("MainWindow", "重做(&R)")) self.redo.setShortcut(_translate("MainWindow", "Ctrl+Shift+Z")) self.add1.setText(_translate("MainWindow", "新建(&N)")) self.add1.setShortcut(_translate("MainWindow", "Ctrl+N")) self.open1.setText(_translate("MainWindow", "打开(&O)")) self.open1.setShortcut(_translate("MainWindow", "Ctrl+O")) self.rename.setText(_translate("MainWind