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diff --git a/sources/pyside2/PySide2/QtWidgets/glue/qlayout_help_functions.cpp b/sources/pyside2/PySide2/QtWidgets/glue/qlayout_help_functions.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of PySide2.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** 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-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+void addLayoutOwnership(QLayout* layout, QLayoutItem* item);
+void removeLayoutOwnership(QLayout* layout, QWidget* widget);
+
+inline QByteArray retrieveObjectName(PyObject* obj)
+{
+ Shiboken::AutoDecRef objName(PyObject_Str(obj));
+ return Shiboken::String::toCString(objName);
+}
+
+inline void addLayoutOwnership(QLayout* layout, QWidget* widget)
+{
+ //transfer ownership to parent widget
+ QWidget *lw = layout->parentWidget();
+ QWidget *pw = widget->parentWidget();
+
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QWidget*](widget));
+
+ //Transfer parent to layout widget
+ if (pw && lw && pw != lw)
+ Shiboken::Object::setParent(0, pyChild);
+
+ if (!lw && !pw) {
+ //keep the reference while the layout is orphan
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget*](layout));
+ Shiboken::Object::keepReference(reinterpret_cast<SbkObject*>(pyParent.object()), retrieveObjectName(pyParent).data(), pyChild, true);
+ } else {
+ if (!lw)
+ lw = pw;
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget*](lw));
+ Shiboken::Object::setParent(pyParent, pyChild);
+ }
+}
+
+inline void addLayoutOwnership(QLayout* layout, QLayout* other)
+{
+ //transfer all children widgets from other to layout parent widget
+ QWidget* parent = layout->parentWidget();
+ if (!parent) {
+ //keep the reference while the layout is orphan
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QLayout*](layout));
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QLayout*](other));
+ Shiboken::Object::keepReference(reinterpret_cast<SbkObject*>(pyParent.object()), retrieveObjectName(pyParent).data(), pyChild, true);
+ return;
+ }
+
+ for (int i=0, i_max=other->count(); i < i_max; i++) {
+ QLayoutItem* item = other->itemAt(i);
+ if (PyErr_Occurred() || !item)
+ return;
+ addLayoutOwnership(layout, item);
+ }
+
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QLayout*](layout));
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QLayout*](other));
+ Shiboken::Object::setParent(pyParent, pyChild);
+}
+
+inline void addLayoutOwnership(QLayout* layout, QLayoutItem* item)
+{
+ if (!item)
+ return;
+
+ QWidget* w = item->widget();
+ if (w)
+ addLayoutOwnership(layout, w);
+ else {
+ QLayout* l = item->layout();
+ if (l)
+ addLayoutOwnership(layout, l);
+ }
+
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QLayout*](layout));
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QLayoutItem*](item));
+ Shiboken::Object::setParent(pyParent, pyChild);
+}
+
+static void removeWidgetFromLayout(QLayout* layout, QWidget* widget)
+{
+ QWidget* parent = widget->parentWidget();
+
+ if (!parent) {
+ //remove reference on layout
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget*](layout));
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QWidget*](widget));
+ Shiboken::Object::removeReference(reinterpret_cast<SbkObject*>(pyParent.object()), retrieveObjectName(pyParent).data(), pyChild);
+ } else {
+ //give the ownership to parent
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget*](parent));
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QWidget*](widget));
+ Shiboken::Object::setParent(pyParent, pyChild);
+ }
+}
+
+inline void removeLayoutOwnership(QLayout* layout, QLayoutItem* item)
+{
+ QWidget* w = item->widget();
+ if (w)
+ removeWidgetFromLayout(layout, w);
+ else {
+ QLayout* l = item->layout();
+ if (l && item != l)
+ removeLayoutOwnership(layout, l);
+ }
+
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QLayoutItem*](item));
+ Shiboken::Object::invalidate(pyChild);
+ Shiboken::Object::setParent(0, pyChild);
+}
+
+inline void removeLayoutOwnership(QLayout* layout, QWidget* widget)
+{
+ if (!widget)
+ return;
+
+ for (int i=0, i_max=layout->count(); i < i_max; i++) {
+ QLayoutItem* item = layout->itemAt(i);
+ if (PyErr_Occurred() || !item)
+ return;
+ if (item->widget() == widget)
+ removeLayoutOwnership(layout, item);
+ }
+}