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diff --git a/src/gui/widgets/qsplitter_p.h b/src/gui/widgets/qsplitter_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSPLITTER_P_H
+#define QSPLITTER_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "private/qframe_p.h"
+#include "qrubberband.h"
+
+QT_BEGIN_NAMESPACE
+
+static const uint Default = 2;
+
+class QSplitterLayoutStruct
+{
+public:
+    QRect rect;
+    int sizer;
+    uint collapsed : 1;
+    uint collapsible : 2;
+    QWidget *widget;
+    QSplitterHandle *handle;
+
+    QSplitterLayoutStruct() : sizer(-1), collapsed(false), collapsible(Default), widget(0), handle(0) {}
+    ~QSplitterLayoutStruct() { delete handle; }
+    int getWidgetSize(Qt::Orientation orient);
+    int getHandleSize(Qt::Orientation orient);
+    int pick(const QSize &size, Qt::Orientation orient)
+    { return (orient == Qt::Horizontal) ? size.width() : size.height(); }
+};
+
+class QSplitterPrivate : public QFramePrivate
+{
+    Q_DECLARE_PUBLIC(QSplitter)
+public:
+    QSplitterPrivate() : rubberBand(0), opaque(true), firstShow(true),
+                         childrenCollapsible(true), compatMode(false), handleWidth(0), blockChildAdd(false) {}
+
+    QPointer<QRubberBand> rubberBand;
+    mutable QList<QSplitterLayoutStruct *> list;
+    Qt::Orientation orient;
+    bool opaque : 8;
+    bool firstShow : 8;
+    bool childrenCollapsible : 8;
+    bool compatMode : 8;
+    int handleWidth;
+    bool blockChildAdd;
+
+    inline int pick(const QPoint &pos) const
+    { return orient == Qt::Horizontal ? pos.x() : pos.y(); }
+    inline int pick(const QSize &s) const
+    { return orient == Qt::Horizontal ? s.width() : s.height(); }
+
+    inline int trans(const QPoint &pos) const
+    { return orient == Qt::Vertical ? pos.x() : pos.y(); }
+    inline int trans(const QSize &s) const
+    { return orient == Qt::Vertical ? s.width() : s.height(); }
+
+    void init();
+    void recalc(bool update = false);
+    void doResize();
+    void storeSizes();
+    void getRange(int index, int *, int *, int *, int *) const;
+    void addContribution(int, int *, int *, bool) const;
+    int adjustPos(int, int, int *, int *, int *, int *) const;
+    bool collapsible(QSplitterLayoutStruct *) const;
+    bool collapsible(int index) const
+    { return (index < 0 || index >= list.size()) ? true : collapsible(list.at(index)); }
+    QSplitterLayoutStruct *findWidget(QWidget *) const;
+    void insertWidget_helper(int index, QWidget *widget, bool show);
+    QSplitterLayoutStruct *insertWidget(int index, QWidget *);
+    void doMove(bool backwards, int pos, int index, int delta,
+                bool mayCollapse, int *positions, int *widths);
+    void setGeo(QSplitterLayoutStruct *s, int pos, int size, bool allowCollapse);
+    int findWidgetJustBeforeOrJustAfter(int index, int delta, int &collapsibleSize) const;
+    void updateHandles();
+    void setSizes_helper(const QList<int> &sizes, bool clampNegativeSize = false);
+
+};
+
+class QSplitterHandlePrivate : public QWidgetPrivate
+{
+    Q_DECLARE_PUBLIC(QSplitterHandle)
+public:
+    QSplitterHandlePrivate() : orient(Qt::Horizontal), opaq(false), s(0), mouseOffset(0) {}
+
+    inline int pick(const QPoint &pos) const
+    { return orient == Qt::Horizontal ? pos.x() : pos.y(); }
+
+    Qt::Orientation orient;
+    bool opaq;
+    QSplitter *s;
+    bool hover;
+    int mouseOffset;
+};
+
+QT_END_NAMESPACE
+
+#endif