Long live Qt!

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diff --git a/src/gui/widgets/qsplitter.h b/src/gui/widgets/qsplitter.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_H
+#define QSPLITTER_H
+
+#include <QtGui/qframe.h>
+#include <QtGui/qsizepolicy.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_SPLITTER
+
+class QSplitterPrivate;
+class QTextStream;
+template <typename T> class QList;
+
+class QSplitterHandle;
+
+class Q_GUI_EXPORT QSplitter : public QFrame
+{
+    Q_OBJECT
+
+    Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
+    Q_PROPERTY(bool opaqueResize READ opaqueResize WRITE setOpaqueResize)
+    Q_PROPERTY(int handleWidth READ handleWidth WRITE setHandleWidth)
+    Q_PROPERTY(bool childrenCollapsible READ childrenCollapsible WRITE setChildrenCollapsible)
+
+public:
+    explicit QSplitter(QWidget* parent = 0);
+    explicit QSplitter(Qt::Orientation, QWidget* parent = 0);
+    ~QSplitter();
+
+    void addWidget(QWidget *widget);
+    void insertWidget(int index, QWidget *widget);
+
+    void setOrientation(Qt::Orientation);
+    Qt::Orientation orientation() const;
+
+    void setChildrenCollapsible(bool);
+    bool childrenCollapsible() const;
+
+    void setCollapsible(int index, bool);
+    bool isCollapsible(int index) const;
+    void setOpaqueResize(bool opaque = true);
+    bool opaqueResize() const;
+    void refresh();
+
+    QSize sizeHint() const;
+    QSize minimumSizeHint() const;
+
+    QList<int> sizes() const;
+    void setSizes(const QList<int> &list);
+
+    QByteArray saveState() const;
+    bool restoreState(const QByteArray &state);
+
+    int handleWidth() const;
+    void setHandleWidth(int);
+
+    int indexOf(QWidget *w) const;
+    QWidget *widget(int index) const;
+    int count() const;
+
+    void getRange(int index, int *, int *) const;
+    QSplitterHandle *handle(int index) const;
+
+    void setStretchFactor(int index, int stretch);
+
+Q_SIGNALS:
+    void splitterMoved(int pos, int index);
+
+protected:
+    virtual QSplitterHandle *createHandle();
+
+    void childEvent(QChildEvent *);
+
+    bool event(QEvent *);
+    void resizeEvent(QResizeEvent *);
+
+    void changeEvent(QEvent *);
+    void moveSplitter(int pos, int index);
+    void setRubberBand(int position);
+    int closestLegalPosition(int, int);
+
+#ifdef QT3_SUPPORT
+public:
+    QT3_SUPPORT_CONSTRUCTOR QSplitter(QWidget* parent, const char* name);
+    QT3_SUPPORT_CONSTRUCTOR QSplitter(Qt::Orientation, QWidget* parent, const char* name);
+    enum ResizeMode { Stretch, KeepSize, FollowSizeHint, Auto };
+    QT3_SUPPORT void setResizeMode(QWidget *w, ResizeMode mode);
+    inline QT3_SUPPORT void moveToFirst(QWidget *w) { insertWidget(0,w); }
+    inline QT3_SUPPORT void moveToLast(QWidget *w) { addWidget(w); }
+    inline QT3_SUPPORT void setCollapsible(QWidget *w, bool collapse)
+    { setCollapsible(indexOf(w), collapse); }
+    QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
+    QT3_SUPPORT int margin() const 
+    { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }    
+#endif
+
+private:
+    Q_DISABLE_COPY(QSplitter)
+    Q_DECLARE_PRIVATE(QSplitter)
+private:
+    friend class QSplitterHandle;
+};
+
+//#ifdef QT3_SUPPORT
+#ifndef QT_NO_TEXTSTREAM
+Q_GUI_EXPORT QTextStream& operator<<(QTextStream&, const QSplitter&);
+Q_GUI_EXPORT QTextStream& operator>>(QTextStream&, QSplitter&);
+#endif
+//#endif
+
+class QSplitterHandlePrivate;
+class Q_GUI_EXPORT QSplitterHandle : public QWidget
+{
+    Q_OBJECT
+public:
+    QSplitterHandle(Qt::Orientation o, QSplitter *parent);
+    void setOrientation(Qt::Orientation o);
+    Qt::Orientation orientation() const;
+    bool opaqueResize() const;
+    QSplitter *splitter() const;
+
+    QSize sizeHint() const;
+
+protected:
+    void paintEvent(QPaintEvent *);
+    void mouseMoveEvent(QMouseEvent *);
+    void mousePressEvent(QMouseEvent *);
+    void mouseReleaseEvent(QMouseEvent *);
+    bool event(QEvent *);
+
+    void moveSplitter(int p);
+    int closestLegalPosition(int p);
+
+private:
+    Q_DISABLE_COPY(QSplitterHandle)
+    Q_DECLARE_PRIVATE(QSplitterHandle)
+};
+
+#endif // QT_NO_SPLITTER
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QSPLITTER_H