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diff --git a/src/gui/kernel/qplatformscreen_qpa.cpp b/src/gui/kernel/qplatformscreen_qpa.cpp
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+++ b/src/gui/kernel/qplatformscreen_qpa.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qplatformscreen_qpa.h"
+#include <QtGui/qapplication.h>
+#include <QtGui/qdesktopwidget.h>
+
+QWidget *QPlatformScreen::topLevelAt(const QPoint & pos) const
+{
+    QWidgetList list = QApplication::topLevelWidgets();
+    for (int i = list.size()-1; i >= 0; --i) {
+        QWidget *w = list[i];
+        //### mask is ignored
+        if (w != QApplication::desktop() && w->isVisible() && w->geometry().contains(pos))
+            return w;
+    }
+
+    return 0;
+}
+
+QSize QPlatformScreen::physicalSize() const
+{
+    static const int dpi = 100;
+    int width = geometry().width() / dpi * qreal(25.4) ;
+    int height = geometry().height() / dpi * qreal(25.4) ;
+    return QSize(width,height);
+}
+