Source code for camelot.view.controls.delegates.stardelegate
# ============================================================================
#
# Copyright (C) 2007-2011 Conceptive Engineering bvba. All rights reserved.
# www.conceptive.be / project-camelot@conceptive.be
#
# This file is part of the Camelot Library.
#
# 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.txt included in the packaging of
# this file. Please review this information to ensure GNU
# General Public Licensing requirements will be met.
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# visit www.python-camelot.com or contact project-camelot@conceptive.be
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# This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
# WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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# For use of this library in commercial applications, please contact
# project-camelot@conceptive.be
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# ============================================================================
from PyQt4 import QtGui, QtCore
from PyQt4.QtCore import Qt
from camelot.core.utils import variant_to_pyobject
from customdelegate import CustomDelegate, DocumentationMetaclass
from camelot.view.controls import editors
from camelot.view.art import Icon
[docs]class StarDelegate(CustomDelegate):
"""Delegate for integer values from (1 to 5)(Rating Delegate)
"""
__metaclass__ = DocumentationMetaclass
editor = editors.StarEditor
def __init__(self, parent=None, editable=True, maximum=5, **kwargs):
CustomDelegate.__init__(self,
parent=parent,
editable=editable,
maximum=maximum,
**kwargs)
self.maximum = maximum
[docs] def paint(self, painter, option, index):
painter.save()
self.drawBackground(painter, option, index)
stars = variant_to_pyobject( index.model().data(index, Qt.EditRole) )
background_color = QtGui.QColor(index.model().data(index, Qt.BackgroundRole))
rect = option.rect
rect = QtCore.QRect(rect.left()+3, rect.top()+6, rect.width()-5, rect.height())
if( option.state & QtGui.QStyle.State_Selected ):
painter.fillRect(option.rect, option.palette.highlight())
else:
if not self.editable:
painter.fillRect(option.rect, option.palette.window())
else:
painter.fillRect(option.rect, background_color)
for i in range(5):
if i+1<=stars:
icon = Icon('tango/16x16/status/weather-clear.png').getQPixmap()
QtGui.QApplication.style().drawItemPixmap(painter, rect, 1, icon)
rect = QtCore.QRect(rect.left()+20, rect.top(), rect.width(), rect.height())
painter.restore()