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#!/usr/bin/python
# .+
#
# .identifier : $Id:$
# .context : Application View Controller
# .title : A spin box replicated into a text label (Qt4)
# .kind : python source
# .author : Fabrizio Pollastri
# .site : Torino - Italy
# .creation : 10-Jan-2008
# .copyright : (c) 2008 Fabrizio Pollastri.
# .license : GNU General Public License (see below)
#
# This file is part of "AVC, Application View Controller".
#
# AVC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# AVC 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 program. If not, see <http://www.gnu.org/licenses/>.
#
# .-
from PyQt4.QtCore import * # Qt core
from PyQt4.QtGui import * # Qt GUI interface
import sys # system support
from avc import * # AVC
class Example(QApplication,AVC):
"""
A spin box whose value is replicated into a text label
"""
def __init__(self):
## create GUI
QApplication.__init__(self,sys.argv)
# main window
self.window = QWidget()
self.window.setWindowTitle('AVC Qt4 spin box example')
self.window.resize(280,70)
# horizontal layout for widgets inside main window
self.hbox = QHBoxLayout()
self.window.setLayout(self.hbox)
# label replicating the spin box value with formatting string
self.label = QLabel()
self.label.setObjectName('spin_value__label')
self.label.setText('<b>%d</b>')
self.hbox.addWidget(self.label)
# spin box
self.spinbox = QSpinBox()
self.spinbox.setRange(0,100)
self.spinbox.setObjectName('spin_value__spinbox')
self.hbox.addWidget(self.spinbox)
# show all widgets
self.window.show()
# the variable holding the spin box value
self.spin_value = 0
#### MAIN
example = Example() # instantiate the application
example.avc_init() # connect widgets with variables
example.exec_() # run Qt event loop until quit
#### END
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