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-rw-r--r--sources/pyside2/PySide2/QtWidgets/glue/qwidget_glue.cpp104
1 files changed, 104 insertions, 0 deletions
diff --git a/sources/pyside2/PySide2/QtWidgets/glue/qwidget_glue.cpp b/sources/pyside2/PySide2/QtWidgets/glue/qwidget_glue.cpp
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index 00000000..1dd03a8f
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+++ b/sources/pyside2/PySide2/QtWidgets/glue/qwidget_glue.cpp
@@ -0,0 +1,104 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+static QString retrieveObjectName(PyObject *obj)
+{
+ Shiboken::AutoDecRef objName(PyObject_Str(obj));
+ return QString(Shiboken::String::toCString(objName));
+}
+
+
+/**
+ * Tranfer objects ownership from layout to widget
+ **/
+static inline void qwidgetReparentLayout(QWidget *parent, QLayout *layout)
+{
+ Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget*](parent));
+
+ for (int i=0; i < layout->count(); i++) {
+ QLayoutItem* item = layout->itemAt(i);
+ if (PyErr_Occurred() || !item)
+ return;
+
+ QWidget* w = item->widget();
+ if (w) {
+ QWidget* pw = w->parentWidget();
+ if (pw != parent) {
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QWidget*](w));
+ Shiboken::Object::setParent(pyParent, pyChild);
+ }
+ } else {
+ QLayout* l = item->layout();
+ if (l)
+ qwidgetReparentLayout(parent, l);
+ }
+ }
+
+ Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QLayout*](layout));
+ Shiboken::Object::setParent(pyParent, pyChild);
+ //remove previous references
+ Shiboken::Object::keepReference(reinterpret_cast<SbkObject*>(pyChild.object()), qPrintable(retrieveObjectName(pyChild)), Py_None);
+}
+
+static inline void qwidgetSetLayout(QWidget *self, QLayout *layout)
+{
+ if (!layout || self->layout())
+ return;
+
+ QObject* oldParent = layout->parent();
+ if (oldParent && oldParent != self) {
+ if (oldParent->isWidgetType()) {
+ // remove old parent policy
+ Shiboken::AutoDecRef pyLayout(%CONVERTTOPYTHON[QLayout*](layout));
+ Shiboken::Object::setParent(Py_None, pyLayout);
+ } else {
+ PyErr_Format(PyExc_RuntimeError, "QWidget::setLayout: Attempting to set QLayout \"%s\" on %s \"%s\", when the QLayout already has a parent",
+ qPrintable(layout->objectName()), self->metaObject()->className(), qPrintable(self->objectName()));
+ return;
+ }
+ }
+
+ if (oldParent != self) {
+ qwidgetReparentLayout(self, layout);
+ if (PyErr_Occurred())
+ return;
+
+ self->setLayout(layout);
+ }
+}