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diff --git a/examples/python/simple.py b/examples/python/simple.py new file mode 100644 index 0000000..0ac9bd2 --- a/dev/null +++ b/examples/python/simple.py @@ -0,0 +1,112 @@ +#!pyquicklauncher +# -*- coding: iso8859-15 -*- +#--------------------------------------------------------------------------------------------------# +""" =. This file is part of the PyQt examples collection + .=l. Copyright (C) 2004 Michael Lauer <mickey@Vanille.de> + .>+-= + _;:, .> :=|. This program is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. This program is distributed in the hope that + + . -:. = it will be useful, but WITHOUT ANY WARRANTY; + : .. .:, . . . without even the implied warranty of + =_ + =;=|` MERCHANTABILITY or FITNESS FOR A + _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU +..}^=.= = ; General Public License for more +++= -. .` .: details. + : = ...= . :.=- + -. .:....=;==+<; You should have received a copy of the + -_. . . )=. = GNU General Public License along with + -- :-=` this library; see the file COPYING.LIB. + If not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +""" +#--------------------------------------------------------------------------------------------------# + +#--------------------------------------------------------------------------------------------------# +__version__ = "1.0.0" +__author__ = "Michael 'Mickey' Lauer <mickey@Vanille.de>" +__license__ = "GPL" +#--------------------------------------------------------------------------------------------------# + +import sys +from qt import * +from qtpe import * + +#--------------------------------------------------------------------------------------------------# +class SimpleWidget( QWidget ): + """A simple main widget with a label and a push button.""" + + def __init__( self, parent, name = "SimpleWidget" ): + """Construct me.""" + QWidget.__init__( self, parent, name ) + + # + # Set the caption of this toplevel widget. + # Encapsulate all user visible strings into self.tr to prepare for localization + # + self.setCaption( self.tr( "Simple Example Application" ) ) + + # + # A simple vertical layout. + # Either call layout.setAutoAdd( True ) or use layout.addWidget( wid ) to manually add widgets + # + layout = QVBoxLayout( self ) + layout.setSpacing( 8 ) + layout.setMargin( 11 ) + + # + # Create a label as child of this widget (self) and add it to the layout. + # A Qt object will be deleted when its parent is being deleted, hence it is not + # necessary to keep the reference for this widget except you want to change some + # of its attributes later, i.e. set a different text later on + # via label.setText( self.tr( "newText" ) ) + # + label = QLabel( self.tr( "Click on the Button and watch what happens!" ), self ) + layout.addWidget( label ) + + # + # Add a push button as child of this widget and add it to the layout. + # + button = QPushButton( self.tr( "Quit!" ), self ) + layout.addWidget( button ) + + # + # Define what happens, when the user clicks on the button. + # This is being done by a signal-slot connection using QObject.connect. + # We could also have connected a SIGNAL to a SIGNAL or directly to the + # the application object slot quit(). + # + QObject.connect( button, SIGNAL( "clicked()" ), self.slotQuitAppRequested ) + + def slotQuitAppRequested( self ): + """Leave the application when a user clicks on the button.""" + # + # Leave the main loop by calling the quit() method of the application object + # + qApp.quit() + +#--------------------------------------------------------------------------------------------------# + +# +# Create the one and only application object. +# For plain Qt applications, use QApplication, for Qtopia/Opie applications, use QPEApplication +# +app = QPEApplication( sys.argv[1:] ) +# +# Construct an instance of our main widget. Since it is the top level widget, is has no parent (None). +# +mw = SimpleWidget( None ) +# +# Show the main widget. For plain Qt applications you should use app.setMainWidget( mw ) and mw.show() +# +app.showMainWidget( mw ) +# +# Enter the event processing by calling the event loop which is implemented in the application object. +# +app.exec_loop() |