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diff --git a/vcl/qt5/QtObject.cxx b/vcl/qt5/QtObject.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <QtObject.hxx>
+#include <QtObject.moc>
+
+#include <QtFrame.hxx>
+#include <QtWidget.hxx>
+
+#include <QtGui/QGuiApplication>
+#include <QtGui/QKeyEvent>
+#include <QtGui/QMouseEvent>
+
+QtObject::QtObject(QtFrame* pParent, bool bShow)
+ : m_pParent(pParent)
+ , m_pQWidget(nullptr)
+ , m_bForwardKey(false)
+{
+ if (!m_pParent || !pParent->GetQWidget())
+ return;
+
+ m_pQWidget = new QtObjectWidget(*this);
+ if (bShow)
+ m_pQWidget->show();
+
+ QtFrame::FillSystemEnvData(m_aSystemData, reinterpret_cast<sal_IntPtr>(this), m_pQWidget);
+}
+
+QtObject::~QtObject()
+{
+ if (m_pQWidget)
+ {
+ m_pQWidget->setParent(nullptr);
+ delete m_pQWidget;
+ }
+}
+
+QWindow* QtObject::windowHandle() const
+{
+ return m_pQWidget ? m_pQWidget->windowHandle() : nullptr;
+}
+
+void QtObject::ResetClipRegion()
+{
+ if (m_pQWidget)
+ m_pRegion = QRegion(m_pQWidget->geometry());
+ else
+ m_pRegion = QRegion();
+}
+
+void QtObject::BeginSetClipRegion(sal_uInt32) { m_pRegion = QRegion(); }
+
+void QtObject::UnionClipRegion(tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight)
+{
+ m_pRegion += QRect(nX, nY, nWidth, nHeight);
+}
+
+void QtObject::EndSetClipRegion()
+{
+ if (m_pQWidget)
+ m_pRegion = m_pRegion.intersected(m_pQWidget->geometry());
+}
+
+void QtObject::SetPosSize(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight)
+{
+ if (m_pQWidget)
+ {
+ m_pQWidget->move(nX, nY);
+ m_pQWidget->setFixedSize(nWidth, nHeight);
+ }
+}
+
+void QtObject::Show(bool bVisible)
+{
+ if (m_pQWidget)
+ m_pQWidget->setVisible(bVisible);
+}
+
+void QtObject::SetForwardKey(bool bEnable) { m_bForwardKey = bEnable; }
+
+void QtObject::Reparent(SalFrame* pFrame)
+{
+ QtFrame* pNewParent = static_cast<QtFrame*>(pFrame);
+ if (m_pParent == pNewParent)
+ return;
+ m_pParent = pNewParent;
+ m_pQWidget->setParent(m_pParent->GetQWidget());
+}
+
+QtObjectWidget::QtObjectWidget(QtObject& rParent)
+ : QWidget(rParent.frame()->GetQWidget())
+ , m_rParent(rParent)
+{
+ assert(m_rParent.frame() && m_rParent.frame()->GetQWidget());
+ setAttribute(Qt::WA_NoSystemBackground);
+ setAttribute(Qt::WA_OpaquePaintEvent);
+}
+
+void QtObjectWidget::focusInEvent(QFocusEvent*)
+{
+ SolarMutexGuard aGuard;
+ m_rParent.CallCallback(SalObjEvent::GetFocus);
+}
+
+void QtObjectWidget::focusOutEvent(QFocusEvent*)
+{
+ SolarMutexGuard aGuard;
+ m_rParent.CallCallback(SalObjEvent::LoseFocus);
+}
+
+void QtObjectWidget::mousePressEvent(QMouseEvent* pEvent)
+{
+ SolarMutexGuard aGuard;
+ m_rParent.CallCallback(SalObjEvent::ToTop);
+
+ if (m_rParent.forwardKey())
+ pEvent->ignore();
+}
+
+void QtObjectWidget::mouseReleaseEvent(QMouseEvent* pEvent)
+{
+ if (m_rParent.forwardKey())
+ pEvent->ignore();
+}
+
+void QtObjectWidget::keyReleaseEvent(QKeyEvent* pEvent)
+{
+ if (m_rParent.forwardKey())
+ pEvent->ignore();
+}
+
+void QtObjectWidget::keyPressEvent(QKeyEvent* pEvent)
+{
+ if (m_rParent.forwardKey())
+ pEvent->ignore();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */