1 files changed, 138 insertions, 0 deletions
diff --git a/sources/pyside6/plugins/customwidget.cpp b/sources/pyside6/plugins/customwidget.cpp
new file mode 100644
index 000000000..3c54b02e4
--- /dev/null
+++ b/sources/pyside6/plugins/customwidget.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "customwidget.h"
+#include <QtCore/qdebug.h>
+
+// Part of the static plugin linked to the QtUiLoader Python module,
+// allowing it to create a custom widget written in Python.
+PyCustomWidget::PyCustomWidget(PyObject *objectType) :
+    m_pyObject(objectType),
+    m_name(QString::fromUtf8(reinterpret_cast<PyTypeObject *>(objectType)->tp_name))
+{
+}
+
+bool PyCustomWidget::isContainer() const
+{
+    return false;
+}
+
+bool PyCustomWidget::isInitialized() const
+{
+    return m_initialized;
+}
+
+QIcon PyCustomWidget::icon() const
+{
+    return QIcon();
+}
+
+QString PyCustomWidget::domXml() const
+{
+    return QString();
+}
+
+QString PyCustomWidget::group() const
+{
+    return QString();
+}
+
+QString PyCustomWidget::includeFile() const
+{
+    return QString();
+}
+
+QString PyCustomWidget::name() const
+{
+    return m_name;
+}
+
+QString PyCustomWidget::toolTip() const
+{
+    return QString();
+}
+
+QString PyCustomWidget::whatsThis() const
+{
+    return QString();
+}
+
+QWidget *PyCustomWidget::createWidget(QWidget *parent)
+{
+    // Create a python instance and return cpp object
+    PyObject *pyParent = nullptr;
+    bool unknownParent = false;
+    if (parent) {
+        pyParent = reinterpret_cast<PyObject *>(Shiboken::BindingManager::instance().retrieveWrapper(parent));
+        if (pyParent) {
+            Py_INCREF(pyParent);
+        } else {
+            static Shiboken::Conversions::SpecificConverter converter("QWidget*");
+            pyParent = converter.toPython(&parent);
+            unknownParent = true;
+        }
+    } else {
+        Py_INCREF(Py_None);
+        pyParent = Py_None;
+    }
+
+    Shiboken::AutoDecRef pyArgs(PyTuple_New(1));
+    PyTuple_SET_ITEM(pyArgs, 0, pyParent); // tuple will keep pyParent reference
+
+    // Call python constructor
+    auto result = reinterpret_cast<SbkObject *>(PyObject_CallObject(m_pyObject, pyArgs));
+    if (!result) {
+        qWarning("Unable to create a Python custom widget of type \"%s\".",
+                 qPrintable(m_name));
+        PyErr_Print();
+        return nullptr;
+    }
+
+    if (unknownParent) // if parent does not exist in python, transfer the ownership to cpp
+        Shiboken::Object::releaseOwnership(result);
+    else
+        Shiboken::Object::setParent(pyParent, reinterpret_cast<PyObject *>(result));
+
+    return reinterpret_cast<QWidget *>(Shiboken::Object::cppPointer(result, Py_TYPE(result)));
+}
+
+void PyCustomWidget::initialize(QDesignerFormEditorInterface *core)
+{
+    m_initialized = true;
+}