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Diffstat (limited to 'python/pyqt/examples3/menu.py')
| -rwxr-xr-x | python/pyqt/examples3/menu.py | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/python/pyqt/examples3/menu.py b/python/pyqt/examples3/menu.py new file mode 100755 index 00000000..820da942 --- /dev/null +++ b/python/pyqt/examples3/menu.py @@ -0,0 +1,286 @@ +#!/usr/bin/env python + +#**************************************************************************** +#** $Id$ +#** +#** Copyright (C) 1992-1998 Troll Tech AS. All rights reserved. +#** +#** This file is part of an example program for PyQt. This example +#** program may be used, distributed and modified without limitation. +#** +#*****************************************************************************/ + +import sys, string +from qt import * + +TRUE = 1 +FALSE = 0 + +# XPM +p1_xpm = [ +"16 16 3 1", +" c None", +". c #000000000000", +"X c #FFFFFFFF0000", +" ", +" ", +" .... ", +" .XXXX. ", +" .............. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .XXXXXXXXXXXX. ", +" .............. ", +" " +] + +# XPM +p2_xpm = [ +"16 16 3 1", +" c None", +". c #000000000000", +"X c #FFFFFFFFFFFF", +" ", +" ...... ", +" .XXX.X. ", +" .XXX.XX. ", +" .XXX.XXX. ", +" .XXX..... ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" .XXXXXXX. ", +" ......... ", +" ", +" " +] + +# XPM +p3_xpm = [ +"16 16 3 1", +" c None", +". c #000000000000", +"X c #FFFFFFFFFFFF", +" ", +" ", +" ......... ", +" ........... ", +" ........ .. ", +" ........... ", +" ........... ", +" ........... ", +" ........... ", +" ...XXXXX... ", +" ...XXXXX... ", +" ...XXXXX... ", +" ...XXXXX... ", +" ......... ", +" ", +" " +] + + +# Auxiliary class to provide fancy menu items with different fonts. +# Used for the "bold" and "underline" menu items in the options menu. + +class MyMenuItem( QCustomMenuItem ): + def __init__( self, s, f ): + QCustomMenuItem.__init__( self ) + self.string = s + self.font = f + + def paint( self, p, cg, act, enabled, x, y, w, h ) : + p.setFont ( self.font ) + p.drawText( x, y, w, h, Qt.AlignLeft | Qt.AlignVCenter | Qt.ShowPrefix | Qt.DontClip, self.string ) + + def sizeHint( self ): + return QFontMetrics( self.font ).size( Qt.AlignLeft | Qt.AlignVCenter | Qt.ShowPrefix | Qt.DontClip, self.string ) + + +# Implementation of MenuExample class + +class MenuExample( QWidget ): + def __init__( self, parent=None, name=None ): + QWidget.__init__( self, parent, name ) + self.p1 = QIconSet( QPixmap ( p1_xpm ) ) + self.p2 = QIconSet( QPixmap ( p2_xpm ) ) + self.p3 = QIconSet( QPixmap ( p3_xpm ) ) + + self.printer = QPopupMenu( self ) + self.printer.insertTearOffHandle() + self.printer.insertItem( "&Print to printer", self.printDoc ) + self.printer.insertItem( "Print to &file", self.printFile ) + self.printer.insertItem( "Print to fa&x", self.fax ) + self.printer.insertSeparator() + self.printer.insertItem( "Printer &Setup", self.printerSetup ) + + self.file = QPopupMenu( self ) + self.file.insertItem( self.p1, "&Open", self.open, Qt.CTRL+Qt.Key_O ) + self.file.insertItem( self.p2, "&New", self.news, Qt.CTRL+Qt.Key_N ) + self.file.insertItem( self.p3, "&Save", self.save, Qt.CTRL+Qt.Key_S ) + self.file.insertItem( "&Close", self.closeDoc, Qt.CTRL+Qt.Key_W ) + self.file.insertSeparator() + self.file.insertItem( "&Print", self.printer, Qt.CTRL+Qt.Key_P ) + self.file.insertSeparator() + self.file.insertItem( "E&xit", qApp, SLOT( "quit()" ), Qt.CTRL+Qt.Key_Q ) + + self.edit = QPopupMenu( self ) + undoID = self.edit.insertItem( "&Undo", self.undo ) + redoID = self.edit.insertItem( "&Redo", self.redo ) + self.edit.setItemEnabled( undoID, FALSE ) + self.edit.setItemEnabled( redoID, FALSE ) + + self.options = QPopupMenu( self ) + self.options.insertTearOffHandle() + self.options.setCaption( "Options" ) + self.options.insertItem( "&Normal Font", self.normal ) + self.options.insertSeparator() + + self.options.polish() # adjust system settings + f = self.options.font() + f.setBold( TRUE ) + self.boldID = self.options.insertItem( MyMenuItem( "Bold", f ) ) + self.options.setAccel( Qt.CTRL+Qt.Key_B, self.boldID ) + self.options.connectItem( self.boldID, self.bold ) + + f = self.options.font() + f.setUnderline( TRUE ) + self.underlineID = self.options.insertItem( MyMenuItem( "Underline", f ) ) + self.options.setAccel( Qt.CTRL+Qt.Key_U, self.underlineID ) + self.options.connectItem( self.underlineID, self.underline ) + + self.isBold = FALSE + self.isUnderline = FALSE + self.options.setCheckable( TRUE ) + + self.help = QPopupMenu( self ) + self.help.insertItem( "&About", self.about, Qt.CTRL+Qt.Key_H ) + self.help.insertItem( "About &Qt", self.aboutQt ) + + self.menu = QMenuBar( self ) + self.menu.insertItem( "&File", self.file ) + self.menu.insertItem( "&Edit", self.edit ) + self.menu.insertItem( "&Options", self.options ) + self.menu.insertSeparator() + self.menu.insertItem( "&Help", self.help ) + self.menu.setSeparator( QMenuBar.InWindowsStyle ) + + msg = QLabel( self ) + msg.setText( "A context menu is available.\n" + "Invoke it by right-clicking or by" + " pressing the 'context' button." ) + msg.setGeometry( 0, self.height() - 60, self.width(), 60 ) + msg.setAlignment( Qt.AlignCenter ) + + self.label = QLabel( self ) + self.label.setGeometry( 20, self.rect().center().y()-20, self.width()-40, 40 ) + self.label.setFrameStyle( QFrame.Box | QFrame.Raised ) + self.label.setLineWidth( 1 ) + self.label.setAlignment( Qt.AlignCenter ) + + self.connect( self, PYSIGNAL( "explain" ), self.label, SLOT( "setText(const QString &" ) ) + + self.setMinimumSize( 100, 80 ) + self.setFocusPolicy( QWidget.ClickFocus ) + + def contextMenuEvent(self, cmev): + contextMenu = QPopupMenu( self ) + caption = QLabel( "<font color=darkblue><u><b>Context Menu</b></u></font>", self ) + caption.setAlignment( Qt.AlignCenter ) + contextMenu.insertItem( caption ) + contextMenu.insertItem( "&New", self.news, Qt.CTRL+Qt.Key_N ) + contextMenu.insertItem( "&Open...", self.open, Qt.CTRL+Qt.Key_O ) + contextMenu.insertItem( "&Save", self.save, Qt.CTRL+Qt.Key_S ) + submenu = QPopupMenu( self ) + submenu.insertItem( "&Print to printer", self.printDoc ) + submenu.insertItem( "Print to &file", self.printFile ) + submenu.insertItem( "Print to fa&x", self.fax ) + contextMenu.insertItem( "&Print", submenu ) + contextMenu.exec_loop( QCursor.pos() ) + + def open( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Open selected", ) ) + + def news( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/New selected", ) ) + + def save( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Save selected", ) ) + + def closeDoc( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Close selected", ) ) + + def undo( self ): + self.emit( PYSIGNAL( "explain" ), ( "Edit/Undo selected", ) ) + + def redo( self ): + self.emit( PYSIGNAL( "explain" ), ( "Edit/Redo selected", ) ) + + def normal( self ): + self.isBold = FALSE + self.isUnderline = FALSE + font = QFont() + self.label.setFont( font ) + self.options.setItemChecked( self.boldID, self.isBold ) + self.options.setItemChecked( self.underlineID, self.isUnderline ) + self.emit( PYSIGNAL( "explain" ), ( "Options/Normal selected", ) ) + + def bold( self ): + self.isBold = not self.isBold + font = QFont() + font.setBold( self.isBold ) + font.setUnderline( self.isUnderline ) + self.label.setFont( font ) + self.options.setItemChecked( self.boldID, self.isBold ) + self.emit( PYSIGNAL( "explain" ), ( "Options/Bold selected", ) ) + + def underline( self ): + self.isUnderline = not self.isUnderline + font = QFont() + font.setBold( self.isBold ) + font.setUnderline( self.isUnderline ) + self.label.setFont( font ) + self.options.setItemChecked( self.underlineID, self.isUnderline ) + self.emit( PYSIGNAL("explain"), ( "Options/Underline selected", )) + + def about( self ): + QMessageBox.about( self, "Qt Menu Example", + "This example demonstrates simple use of Qt menus.\n" + "You can cut and paste lines from it to your own\n" + "programs." ) + + def aboutQt( self ): + QMessageBox.aboutQt( self, "Qt Menu Example" ) + + def printDoc( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Printer/Print selected", ) ) + + def printFile( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Printer/Print To File selected", ) ) + + def fax( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Printer/Print To Fax selected", ) ) + + def printerSetup( self ): + self.emit( PYSIGNAL( "explain" ), ( "File/Printer/Printer Setup selected", ) ) + + def resizeEvent( self, ev ): + self.label.setGeometry( 20, self.rect().center().y()-20, self.width()-40, 40 ) + + +a = QApplication( sys.argv ) +m = MenuExample() + +m.setCaption( "Qt Examples - Menus" ) +a.setMainWidget( m ) +m.show() +a.exec_loop() |