#!/usr/bin/env python ############################################################################ # # Copyright (C) 2004-2005 Trolltech AS. All rights reserved. # # This file is part of the example classes of the Qt Toolkit. # # This file may be used under the terms of the GNU General Public # License version 2.0 as published by the Free Software Foundation # and appearing in the file LICENSE.GPL included in the packaging of # self file. Please review the following information to ensure GNU # General Public Licensing requirements will be met: # http://www.trolltech.com/products/qt/opensource.html # # If you are unsure which license is appropriate for your use, please # review the following information: # http://www.trolltech.com/products/qt/licensing.html or contact the # sales department at sales@trolltech.com. # # This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE # WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. # ############################################################################ from PySide2 import QtCore, QtGui class MainWindow(QtGui.QMainWindow): def __init__(self): super(MainWindow, self).__init__() widget = QtGui.QWidget() self.setCentralWidget(widget) topFiller = QtGui.QWidget() topFiller.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding) self.infoLabel = QtGui.QLabel( "Choose a menu option, or right-click to invoke a context menu", alignment=QtCore.Qt.AlignCenter) self.infoLabel.setFrameStyle(QtGui.QFrame.StyledPanel | QtGui.QFrame.Sunken) bottomFiller = QtGui.QWidget() bottomFiller.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding) vbox = QtGui.QVBoxLayout() vbox.setContentsMargins(5, 5, 5, 5) vbox.addWidget(topFiller) vbox.addWidget(self.infoLabel) vbox.addWidget(bottomFiller) widget.setLayout(vbox) self.createActions() self.createMenus() message = "A context menu is available by right-clicking" self.statusBar().showMessage(message) self.setWindowTitle("Menus") self.setMinimumSize(160,160) self.resize(480,320) def contextMenuEvent(self, event): menu = QtGui.QMenu(self) menu.addAction(self.cutAct) menu.addAction(self.copyAct) menu.addAction(self.pasteAct) menu.exec_(event.globalPos()) def newFile(self): self.infoLabel.setText("Invoked File|New") def open(self): self.infoLabel.setText("Invoked File|Open") def save(self): self.infoLabel.setText("Invoked File|Save") def print_(self): self.infoLabel.setText("Invoked File|Print") def undo(self): self.infoLabel.setText("Invoked Edit|Undo") def redo(self): self.infoLabel.setText("Invoked Edit|Redo") def cut(self): self.infoLabel.setText("Invoked Edit|Cut") def copy(self): self.infoLabel.setText("Invoked Edit|Copy") def paste(self): self.infoLabel.setText("Invoked Edit|Paste") def bold(self): self.infoLabel.setText("Invoked Edit|Format|Bold") def italic(self): self.infoLabel.setText("Invoked Edit|Format|Italic") def leftAlign(self): self.infoLabel.setText("Invoked Edit|Format|Left Align") def rightAlign(self): self.infoLabel.setText("Invoked Edit|Format|Right Align") def justify(self): self.infoLabel.setText("Invoked Edit|Format|Justify") def center(self): self.infoLabel.setText("Invoked Edit|Format|Center") def setLineSpacing(self): self.infoLabel.setText("Invoked Edit|Format|Set Line Spacing") def setParagraphSpacing(self): self.infoLabel.setText("Invoked Edit|Format|Set Paragraph Spacing") def about(self): self.infoLabel.setText("Invoked Help|About") QtGui.QMessageBox.about(self, "About Menu", "The Menu example shows how to create menu-bar menus " "and context menus.") def aboutQt(self): self.infoLabel.setText("Invoked Help|About Qt") def createActions(self): self.newAct = QtGui.QAction("&New", self, shortcut=QtGui.QKeySequence.New, statusTip="Create a new file", triggered=self.newFile) self.openAct = QtGui.QAction("&Open...", self, shortcut=QtGui.QKeySequence.Open, statusTip="Open an existing file", triggered=self.open) self.saveAct = QtGui.QAction("&Save", self, shortcut=QtGui.QKeySequence.Save, statusTip="Save the document to disk", triggered=self.save) self.printAct = QtGui.QAction("&Print...", self, shortcut=QtGui.QKeySequence.Print, statusTip="Print the document", triggered=self.print_) self.exitAct = QtGui.QAction("E&xit", self, shortcut="Ctrl+Q", statusTip="Exit the application", triggered=self.close) self.undoAct = QtGui.QAction("&Undo", self, shortcut=QtGui.QKeySequence.Undo, statusTip="Undo the last operation", triggered=self.undo) self.redoAct = QtGui.QAction("&Redo", self, shortcut=QtGui.QKeySequence.Redo, statusTip="Redo the last operation", triggered=self.redo) self.cutAct = QtGui.QAction("Cu&t", self, shortcut=QtGui.QKeySequence.Cut, statusTip="Cut the current selection's contents to the clipboard", triggered=self.cut) self.copyAct = QtGui.QAction("&Copy", self, shortcut=QtGui.QKeySequence.Copy, statusTip="Copy the current selection's contents to the clipboard", triggered=self.copy) self.pasteAct = QtGui.QAction("&Paste", self, shortcut=QtGui.QKeySequence.Paste, statusTip="Paste the clipboard's contents into the current selection", triggered=self.paste) self.boldAct = QtGui.QAction("&Bold", self, checkable=True, shortcut="Ctrl+B", statusTip="Make the text bold", triggered=self.bold) boldFont = self.boldAct.font() boldFont.setBold(True) self.boldAct.setFont(boldFont) self.italicAct = QtGui.QAction("&Italic", self, checkable=True, shortcut="Ctrl+I", statusTip="Make the text italic", triggered=self.italic) italicFont = self.italicAct.font() italicFont.setItalic(True) self.italicAct.setFont(italicFont) self.setLineSpacingAct = QtGui.QAction("Set &Line Spacing...", self, statusTip="Change the gap between the lines of a paragraph", triggered=self.setLineSpacing) self.setParagraphSpacingAct = QtGui.QAction( "Set &Paragraph Spacing...", self, statusTip="Change the gap between paragraphs", triggered=self.setParagraphSpacing) self.aboutAct = QtGui.QAction("&About", self, statusTip="Show the application's About box", triggered=self.about) self.aboutQtAct = QtGui.QAction("About &Qt", self, statusTip="Show the Qt library's About box", triggered=self.aboutQt) self.aboutQtAct.triggered.connect(QtGui.qApp.aboutQt) self.leftAlignAct = QtGui.QAction("&Left Align", self, checkable=True, shortcut="Ctrl+L", statusTip="Left align the selected text", triggered=self.leftAlign) self.rightAlignAct = QtGui.QAction("&Right Align", self, checkable=True, shortcut="Ctrl+R", statusTip="Right align the selected text", triggered=self.rightAlign) self.justifyAct = QtGui.QAction("&Justify", self, checkable=True, shortcut="Ctrl+J", statusTip="Justify the selected text", triggered=self.justify) self.centerAct = QtGui.QAction("&Center", self, checkable=True, shortcut="Ctrl+C", statusTip="Center the selected text", triggered=self.center) self.alignmentGroup = QtGui.QActionGroup(self) self.alignmentGroup.addAction(self.leftAlignAct) self.alignmentGroup.addAction(self.rightAlignAct) self.alignmentGroup.addAction(self.justifyAct) self.alignmentGroup.addAction(self.centerAct) self.leftAlignAct.setChecked(True) def createMenus(self): self.fileMenu = self.menuBar().addMenu("&File") self.fileMenu.addAction(self.newAct) self.fileMenu.addAction(self.openAct) self.fileMenu.addAction(self.saveAct) self.fileMenu.addAction(self.printAct) self.fileMenu.addSeparator() self.fileMenu.addAction(self.exitAct) self.editMenu = self.menuBar().addMenu("&Edit") self.editMenu.addAction(self.undoAct) self.editMenu.addAction(self.redoAct) self.editMenu.addSeparator() self.editMenu.addAction(self.cutAct) self.editMenu.addAction(self.copyAct) self.editMenu.addAction(self.pasteAct) self.editMenu.addSeparator() self.helpMenu = self.menuBar().addMenu("&Help") self.helpMenu.addAction(self.aboutAct) self.helpMenu.addAction(self.aboutQtAct) self.formatMenu = self.editMenu.addMenu("&Format") self.formatMenu.addAction(self.boldAct) self.formatMenu.addAction(self.italicAct) self.formatMenu.addSeparator().setText("Alignment") self.formatMenu.addAction(self.leftAlignAct) self.formatMenu.addAction(self.rightAlignAct) self.formatMenu.addAction(self.justifyAct) self.formatMenu.addAction(self.centerAct) self.formatMenu.addSeparator() self.formatMenu.addAction(self.setLineSpacingAct) self.formatMenu.addAction(self.setParagraphSpacingAct) if __name__ == '__main__': import sys app = QtGui.QApplication(sys.argv) window = MainWindow() window.show() sys.exit(app.exec_())