Long live Qt!

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diff --git a/src/qt3support/widgets/q3header.h b/src/qt3support/widgets/q3header.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 Qt3Support 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 Q3HEADER_H
+#define Q3HEADER_H
+
+#include <QtGui/qicon.h>
+#include <QtGui/qwidget.h>
+#include <QtCore/qstring.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3SupportLight)
+
+#ifndef QT_NO_HEADER
+
+class QShowEvent;
+class Q3HeaderData;
+class Q3Table;
+class Q3ListView;
+
+class Q_COMPAT_EXPORT Q3Header : public QWidget
+{
+    friend class Q3Table;
+    friend class Q3TableHeader;
+    friend class Q3ListView;
+
+    Q_OBJECT
+    Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
+    Q_PROPERTY(bool tracking READ tracking WRITE setTracking)
+    Q_PROPERTY(int count READ count)
+    Q_PROPERTY(int offset READ offset WRITE setOffset)
+    Q_PROPERTY(bool moving READ isMovingEnabled WRITE setMovingEnabled)
+    Q_PROPERTY(bool stretching READ isStretchEnabled WRITE setStretchEnabled)
+
+public:
+    Q3Header(QWidget* parent=0, const char* name=0);
+    Q3Header(int, QWidget* parent=0, const char* name=0);
+    ~Q3Header();
+
+    int                addLabel(const QString &, int size = -1);
+    int                addLabel(const QIcon&, const QString &, int size = -1);
+    void         removeLabel(int section);
+    virtual void setLabel(int, const QString &, int size = -1);
+    virtual void setLabel(int, const QIcon&, const QString &, int size = -1);
+    QString         label(int section) const;
+    QIcon*         iconSet(int section) const;
+
+    virtual void setOrientation(Qt::Orientation);
+    Qt::Orientation orientation() const;
+    virtual void setTracking(bool enable);
+    bool        tracking() const;
+
+    virtual void setClickEnabled(bool, int section = -1);
+    virtual void setResizeEnabled(bool, int section = -1);
+    virtual void setMovingEnabled(bool);
+    virtual void setStretchEnabled(bool b, int section);
+    void         setStretchEnabled(bool b) { setStretchEnabled(b, -1); }
+    bool         isClickEnabled(int section = -1) const;
+    bool         isResizeEnabled(int section = -1) const;
+    bool         isMovingEnabled() const;
+    bool         isStretchEnabled() const;
+    bool         isStretchEnabled(int section) const;
+
+    void         resizeSection(int section, int s);
+    int                sectionSize(int section) const;
+    int                sectionPos(int section) const;
+    int                sectionAt(int pos) const;
+    int                count() const;
+    int         headerWidth() const;
+    QRect        sectionRect(int section) const;
+
+    virtual void setCellSize(int , int); // obsolete, do not use
+    int                cellSize(int i) const { return sectionSize(mapToSection(i)); } // obsolete, do not use
+    int                cellPos(int) const; // obsolete, do not use
+    int                cellAt(int pos) const { return mapToIndex(sectionAt(pos + offset())); } // obsolete, do not use
+
+    int         offset() const;
+
+    QSize        sizeHint() const;
+
+    int                mapToSection(int index) const;
+    int                mapToIndex(int section) const;
+    int                mapToLogical(int) const; // obsolete, do not use
+    int                mapToActual(int) const; // obsolete, do not use
+
+    void         moveSection(int section, int toIndex);
+    virtual void moveCell(int, int); // obsolete, do not use
+
+    void         setSortIndicator(int section, bool ascending = true); // obsolete, do not use
+    inline void setSortIndicator(int section, Qt::SortOrder order)
+        { setSortIndicator(section, (order == Qt::AscendingOrder)); }
+    int                sortIndicatorSection() const;
+    Qt::SortOrder        sortIndicatorOrder() const;
+
+    void        adjustHeaderSize() { adjustHeaderSize(-1); }
+
+public Q_SLOTS:
+    void         setUpdatesEnabled(bool enable);
+    virtual void setOffset(int pos);
+
+Q_SIGNALS:
+    void        clicked(int section);
+    void        pressed(int section);
+    void        released(int section);
+    void        sizeChange(int section, int oldSize, int newSize);
+    void        indexChange(int section, int fromIndex, int toIndex);
+    void        sectionClicked(int); // obsolete, do not use
+    void        moved(int, int); // obsolete, do not use
+    void        sectionHandleDoubleClicked(int section);
+
+protected:
+    void        paintEvent(QPaintEvent *);
+    void        showEvent(QShowEvent *e);
+    void         resizeEvent(QResizeEvent *e);
+    QRect        sRect(int index);
+
+    virtual void paintSection(QPainter *p, int index, const QRect& fr);
+    virtual void paintSectionLabel(QPainter* p, int index, const QRect& fr);
+
+    void        changeEvent(QEvent *);
+    void        mousePressEvent(QMouseEvent *);
+    void        mouseReleaseEvent(QMouseEvent *);
+    void        mouseMoveEvent(QMouseEvent *);
+    void        mouseDoubleClickEvent(QMouseEvent *);
+
+    void        keyPressEvent(QKeyEvent *);
+    void        keyReleaseEvent(QKeyEvent *);
+
+private:
+    void        handleColumnMove(int fromIdx, int toIdx);
+    void         adjustHeaderSize(int diff);
+    void        init(int);
+
+    void        paintRect(int p, int s);
+    void        markLine(int idx);
+    void        unMarkLine(int idx);
+    int                pPos(int i) const;
+    int                pSize(int i) const;
+    int         findLine(int);
+    int                handleAt(int p);
+    bool         reverse() const;
+    void         calculatePositions(bool onlyVisible = false, int start = 0);
+    void        handleColumnResize(int, int, bool, bool = true);
+    QSize        sectionSizeHint(int section, const QFontMetrics& fm) const;
+    void        setSectionSizeAndHeight(int section, int size);
+
+    void         resizeArrays(int size);
+    void         setIsATableHeader(bool b);
+    int                offs;
+    int                handleIdx;
+    int                oldHIdxSize;
+    int                moveToIdx;
+    enum State { Idle, Sliding, Pressed, Moving, Blocked };
+    State        state;
+    int        clickPos;
+    bool        trackingIsOn;
+    int oldHandleIdx;
+    int        cachedPos; // not used
+    Qt::Orientation orient;
+
+    Q3HeaderData *d;
+
+private:
+    Q_DISABLE_COPY(Q3Header)
+};
+
+
+inline Qt::Orientation Q3Header::orientation() const
+{
+    return orient;
+}
+
+inline void Q3Header::setTracking(bool enable) { trackingIsOn = enable; }
+inline bool Q3Header::tracking() const { return trackingIsOn; }
+
+extern Q_COMPAT_EXPORT bool qt_qheader_label_return_null_strings; // needed for professional edition
+
+#endif // QT_NO_HEADER
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3HEADER_H