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#!/usr/bin/python
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of Qt for Python.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
import os
import sys
import unittest
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from init_paths import init_test_paths
init_test_paths(True)
from helper.usesqapplication import UsesQApplication
from testbinding import TestView
from PySide2.QtCore import Qt
from PySide2.QtWidgets import QAbstractItemDelegate, QComboBox
id_text = 'This is me'
class DelegateDoesntKeepReferenceToEditor(QAbstractItemDelegate):
def createEditor(self, parent, option, index):
comboBox = QComboBox(parent)
comboBox.addItem(id_text)
return comboBox
class DelegateKeepsReferenceToEditor(QAbstractItemDelegate):
def __init__(self, parent=None):
QAbstractItemDelegate.__init__(self, parent)
self.comboBox = QComboBox()
self.comboBox.addItem(id_text)
def createEditor(self, parent, option, index):
self.comboBox.setParent(parent)
return self.comboBox
class EditorCreatedByDelegateTest(UsesQApplication):
def testDelegateDoesntKeepReferenceToEditor(self):
view = TestView(None)
delegate = DelegateDoesntKeepReferenceToEditor()
view.setItemDelegate(delegate)
editor = view.getEditorWidgetFromItemDelegate()
self.assertEqual(type(editor), QComboBox)
self.assertEqual(editor.count(), 1)
self.assertEqual(editor.itemData(0, Qt.DisplayRole), id_text)
editor.metaObject()
def testDelegateKeepsReferenceToEditor(self):
view = TestView(None)
delegate = DelegateKeepsReferenceToEditor()
view.setItemDelegate(delegate)
editor = view.getEditorWidgetFromItemDelegate()
self.assertEqual(type(editor), QComboBox)
self.assertEqual(editor.count(), 1)
self.assertEqual(editor.itemData(0, Qt.DisplayRole), id_text)
editor.metaObject()
if __name__ == '__main__':
unittest.main()
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