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diff --git a/src/plugins/platforms/windows/qwindowsmousehandler.h b/src/plugins/platforms/windows/qwindowsmousehandler.h
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+++ b/src/plugins/platforms/windows/qwindowsmousehandler.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWINDOWSMOUSEHANDLER_H
+#define QWINDOWSMOUSEHANDLER_H
+
+#include "qtwindowsglobal.h"
+#include "qtwindows_additional.h"
+
+#include <QtCore/QPointer>
+#include <QtCore/QHash>
+
+QT_BEGIN_NAMESPACE
+
+class QWindow;
+
+class QWindowsMouseHandler
+{
+    Q_DISABLE_COPY(QWindowsMouseHandler)
+public:
+    QWindowsMouseHandler();
+
+    bool translateMouseEvent(QWindow *widget, HWND hwnd,
+                             QtWindows::WindowsEventType t, MSG msg,
+                             LRESULT *result);
+    bool translateTouchEvent(QWindow *widget, HWND hwnd,
+                             QtWindows::WindowsEventType t, MSG msg,
+                             LRESULT *result);
+
+    static inline Qt::MouseButtons keyStateToMouseButtons(int);
+    static inline int mouseButtonsToKeyState(Qt::MouseButtons);
+
+    QWindow *windowUnderMouse() const { return m_windowUnderMouse.data(); }
+
+private:
+    inline bool translateMouseWheelEvent(QWindow *window, HWND hwnd,
+                                         MSG msg, LRESULT *result);
+
+    QPointer<QWindow> m_windowUnderMouse;
+    QHash<DWORD, int> m_touchInputIDToTouchPointID;
+};
+
+Qt::MouseButtons QWindowsMouseHandler::keyStateToMouseButtons(int wParam)
+{
+    Qt::MouseButtons mb(Qt::NoButton);
+    if (wParam & MK_LBUTTON)
+        mb |= Qt::LeftButton;
+    if (wParam & MK_MBUTTON)
+        mb |= Qt::MiddleButton;
+    if (wParam & MK_RBUTTON)
+        mb |= Qt::RightButton;
+    if (wParam & MK_XBUTTON1)
+        mb |= Qt::XButton1;
+    if (wParam & MK_XBUTTON2)
+        mb |= Qt::XButton2;
+    return mb;
+}
+
+int QWindowsMouseHandler::mouseButtonsToKeyState(Qt::MouseButtons mb)
+{
+    int result = 0;
+    if (mb & Qt::LeftButton)
+        result |= MK_LBUTTON;
+    if (mb & Qt::MiddleButton)
+        result |= MK_MBUTTON;
+    if (mb & Qt::RightButton)
+        result |= MK_RBUTTON;
+    if (mb & Qt::XButton1)
+        result |= MK_XBUTTON1;
+    if (mb & Qt::XButton2)
+        result |= MK_XBUTTON2;
+    return result;
+}
+
+QT_END_NAMESPACE
+
+#endif // QWINDOWSMOUSEHANDLER_H