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#!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()
|
