/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QTEXTCURSOR_P_H+
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#define QTEXTCURSOR_P_H+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API.  It exists for the convenience+
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// of other Qt classes.  This header file may change from version to+
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// version without notice, or even be removed.+
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//+
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// We mean it.+
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//+
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+
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#include "qtextcursor.h"+
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#include "qtextdocument.h"+
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#include "qtextdocument_p.h"+
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#include <private/qtextformat_p.h>+
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#include "qtextobject.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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class QTextCursorPrivate : public QSharedData+
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{+
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public:+
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    QTextCursorPrivate(QTextDocumentPrivate *p);+
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    QTextCursorPrivate(const QTextCursorPrivate &rhs);+
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    ~QTextCursorPrivate();+
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+
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    enum AdjustResult { CursorMoved, CursorUnchanged };+
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    AdjustResult adjustPosition(int positionOfChange, int charsAddedOrRemoved, QTextUndoCommand::Operation op);+
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+
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    void adjustCursor(QTextCursor::MoveOperation m);+
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+
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    void remove();+
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    void clearCells(QTextTable *table, int startRow, int startCol, int numRows, int numCols, QTextUndoCommand::Operation op);+
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    inline bool setPosition(int newPosition) {+
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        Q_ASSERT(newPosition >= 0 && newPosition < priv->length());+
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        bool moved = position != newPosition;+
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        if (moved) {+
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            position = newPosition;+
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            currentCharFormat = -1;+
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        }+
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        return moved;+
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    }+
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    void setX();+
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    bool canDelete(int pos) const;+
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+
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    void insertBlock(const QTextBlockFormat &format, const QTextCharFormat &charFormat);+
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    bool movePosition(QTextCursor::MoveOperation op, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);+
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+
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    inline QTextBlock block() const+
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        { return QTextBlock(priv, priv->blockMap().findNode(position)); }+
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    inline QTextBlockFormat blockFormat() const+
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        { return block().blockFormat(); }+
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+
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    QTextLayout *blockLayout(QTextBlock &block) const;+
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+
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    QTextTable *complexSelectionTable() const;+
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    void selectedTableCells(int *firstRow, int *numRows, int *firstColumn, int *numColumns) const;+
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+
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    void setBlockCharFormat(const QTextCharFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode);+
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    void setBlockFormat(const QTextBlockFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode);+
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    void setCharFormat(const QTextCharFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode);+
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+
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    void aboutToRemoveCell(int from, int to);+
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+
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    QTextDocumentPrivate *priv;+
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    qreal x;+
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    int position;+
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    int anchor;+
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    int adjusted_anchor;+
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    int currentCharFormat;+
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    bool visualNavigation;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif // QTEXTCURSOR_P_H+
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