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diff --git a/src/widgets/itemviews/qheaderview.h b/src/widgets/itemviews/qheaderview.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 QHEADERVIEW_H
+#define QHEADERVIEW_H
+
+#include <QtWidgets/qabstractitemview.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_ITEMVIEWS
+
+class QHeaderViewPrivate;
+class QStyleOptionHeader;
+
+class Q_WIDGETS_EXPORT QHeaderView : public QAbstractItemView
+{
+    Q_OBJECT
+    Q_PROPERTY(bool showSortIndicator READ isSortIndicatorShown WRITE setSortIndicatorShown)
+    Q_PROPERTY(bool highlightSections READ highlightSections WRITE setHighlightSections)
+    Q_PROPERTY(bool stretchLastSection READ stretchLastSection WRITE setStretchLastSection)
+    Q_PROPERTY(bool cascadingSectionResizes READ cascadingSectionResizes WRITE setCascadingSectionResizes)
+    Q_PROPERTY(int defaultSectionSize READ defaultSectionSize WRITE setDefaultSectionSize)
+    Q_PROPERTY(int minimumSectionSize READ minimumSectionSize WRITE setMinimumSectionSize)
+    Q_PROPERTY(Qt::Alignment defaultAlignment READ defaultAlignment WRITE setDefaultAlignment)
+    Q_ENUMS(ResizeMode)
+
+public:
+
+    enum ResizeMode
+    {
+        Interactive,
+        Stretch,
+        Fixed,
+        ResizeToContents,
+        Custom = Fixed
+    };
+
+    explicit QHeaderView(Qt::Orientation orientation, QWidget *parent = 0);
+    virtual ~QHeaderView();
+
+    void setModel(QAbstractItemModel *model);
+
+    Qt::Orientation orientation() const;
+    int offset() const;
+    int length() const;
+    QSize sizeHint() const;
+    int sectionSizeHint(int logicalIndex) const;
+
+    int visualIndexAt(int position) const;
+    int logicalIndexAt(int position) const;
+
+    inline int logicalIndexAt(int x, int y) const;
+    inline int logicalIndexAt(const QPoint &pos) const;
+
+    int sectionSize(int logicalIndex) const;
+    int sectionPosition(int logicalIndex) const;
+    int sectionViewportPosition(int logicalIndex) const;
+
+    void moveSection(int from, int to);
+    void swapSections(int first, int second);
+    void resizeSection(int logicalIndex, int size);
+    void resizeSections(QHeaderView::ResizeMode mode);
+
+    bool isSectionHidden(int logicalIndex) const;
+    void setSectionHidden(int logicalIndex, bool hide);
+    int hiddenSectionCount() const;
+
+    inline void hideSection(int logicalIndex);
+    inline void showSection(int logicalIndex);
+
+    int count() const;
+    int visualIndex(int logicalIndex) const;
+    int logicalIndex(int visualIndex) const;
+
+    void setMovable(bool movable);
+    bool isMovable() const;
+
+    void setClickable(bool clickable);
+    bool isClickable() const;
+
+    void setHighlightSections(bool highlight);
+    bool highlightSections() const;
+
+    void setResizeMode(ResizeMode mode);
+    void setResizeMode(int logicalIndex, ResizeMode mode);
+    ResizeMode resizeMode(int logicalIndex) const;
+    int stretchSectionCount() const;
+
+    void setSortIndicatorShown(bool show);
+    bool isSortIndicatorShown() const;
+
+    void setSortIndicator(int logicalIndex, Qt::SortOrder order);
+    int sortIndicatorSection() const;
+    Qt::SortOrder sortIndicatorOrder() const;
+
+    bool stretchLastSection() const;
+    void setStretchLastSection(bool stretch);
+
+    bool cascadingSectionResizes() const;
+    void setCascadingSectionResizes(bool enable);
+
+    int defaultSectionSize() const;
+    void setDefaultSectionSize(int size);
+
+    int minimumSectionSize() const;
+    void setMinimumSectionSize(int size);
+
+    Qt::Alignment defaultAlignment() const;
+    void setDefaultAlignment(Qt::Alignment alignment);
+
+    void doItemsLayout();
+    bool sectionsMoved() const;
+    bool sectionsHidden() const;
+
+#ifndef QT_NO_DATASTREAM
+    QByteArray saveState() const;
+    bool restoreState(const QByteArray &state);
+#endif
+
+    void reset();
+
+public Q_SLOTS:
+    void setOffset(int offset);
+    void setOffsetToSectionPosition(int visualIndex);
+    void setOffsetToLastSection();
+    void headerDataChanged(Qt::Orientation orientation, int logicalFirst, int logicalLast);
+
+Q_SIGNALS:
+    void sectionMoved(int logicalIndex, int oldVisualIndex, int newVisualIndex);
+    void sectionResized(int logicalIndex, int oldSize, int newSize);
+    void sectionPressed(int logicalIndex);
+    void sectionClicked(int logicalIndex);
+    void sectionEntered(int logicalIndex);
+    void sectionDoubleClicked(int logicalIndex);
+    void sectionCountChanged(int oldCount, int newCount);
+    void sectionHandleDoubleClicked(int logicalIndex);
+    void sectionAutoResize(int logicalIndex, QHeaderView::ResizeMode mode);
+    void geometriesChanged();
+    void sortIndicatorChanged(int logicalIndex, Qt::SortOrder order);
+
+protected Q_SLOTS:
+    void updateSection(int logicalIndex);
+    void resizeSections();
+    void sectionsInserted(const QModelIndex &parent, int logicalFirst, int logicalLast);
+    void sectionsAboutToBeRemoved(const QModelIndex &parent, int logicalFirst, int logicalLast);
+
+protected:
+    QHeaderView(QHeaderViewPrivate &dd, Qt::Orientation orientation, QWidget *parent = 0);
+    void initialize();
+
+    void initializeSections();
+    void initializeSections(int start, int end);
+    void currentChanged(const QModelIndex &current, const QModelIndex &old);
+
+    bool event(QEvent *e);
+    void paintEvent(QPaintEvent *e);
+    void mousePressEvent(QMouseEvent *e);
+    void mouseMoveEvent(QMouseEvent *e);
+    void mouseReleaseEvent(QMouseEvent *e);
+    void mouseDoubleClickEvent(QMouseEvent *e);
+    bool viewportEvent(QEvent *e);
+
+    virtual void paintSection(QPainter *painter, const QRect &rect, int logicalIndex) const;
+    virtual QSize sectionSizeFromContents(int logicalIndex) const;
+
+    int horizontalOffset() const;
+    int verticalOffset() const;
+    void updateGeometries();
+    void scrollContentsBy(int dx, int dy);
+
+    void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
+    void rowsInserted(const QModelIndex &parent, int start, int end);
+
+    QRect visualRect(const QModelIndex &index) const;
+    void scrollTo(const QModelIndex &index, ScrollHint hint);
+
+    QModelIndex indexAt(const QPoint &p) const;
+    bool isIndexHidden(const QModelIndex &index) const;
+
+    QModelIndex moveCursor(CursorAction, Qt::KeyboardModifiers);
+    void setSelection(const QRect& rect, QItemSelectionModel::SelectionFlags flags);
+    QRegion visualRegionForSelection(const QItemSelection &selection) const;
+    void initStyleOption(QStyleOptionHeader *option) const;
+
+private:
+    Q_PRIVATE_SLOT(d_func(), void _q_sectionsRemoved(const QModelIndex &parent, int logicalFirst, int logicalLast))
+    Q_PRIVATE_SLOT(d_func(), void _q_layoutAboutToBeChanged())
+    Q_DECLARE_PRIVATE(QHeaderView)
+    Q_DISABLE_COPY(QHeaderView)
+};
+
+inline int QHeaderView::logicalIndexAt(int ax, int ay) const
+{ return orientation() == Qt::Horizontal ? logicalIndexAt(ax) : logicalIndexAt(ay); }
+inline int QHeaderView::logicalIndexAt(const QPoint &apos) const
+{ return logicalIndexAt(apos.x(), apos.y()); }
+inline void QHeaderView::hideSection(int alogicalIndex)
+{ setSectionHidden(alogicalIndex, true); }
+inline void QHeaderView::showSection(int alogicalIndex)
+{ setSectionHidden(alogicalIndex, false); }
+
+#endif // QT_NO_ITEMVIEWS
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QHEADERVIEW_H