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Diffstat (limited to 'src/gui/text/qtextcursor_p.h')
-rw-r--r-- | src/gui/text/qtextcursor_p.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/src/gui/text/qtextcursor_p.h b/src/gui/text/qtextcursor_p.h new file mode 100644 index 0000000000..566495e1a3 --- /dev/null +++ b/src/gui/text/qtextcursor_p.h @@ -0,0 +1,122 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QTEXTCURSOR_P_H +#define QTEXTCURSOR_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qtextcursor.h" +#include "qtextdocument.h" +#include "qtextdocument_p.h" +#include <private/qtextformat_p.h> +#include "qtextobject.h" + +QT_BEGIN_NAMESPACE + +class QTextCursorPrivate : public QSharedData +{ +public: + QTextCursorPrivate(QTextDocumentPrivate *p); + QTextCursorPrivate(const QTextCursorPrivate &rhs); + ~QTextCursorPrivate(); + + enum AdjustResult { CursorMoved, CursorUnchanged }; + AdjustResult adjustPosition(int positionOfChange, int charsAddedOrRemoved, QTextUndoCommand::Operation op); + + void adjustCursor(QTextCursor::MoveOperation m); + + void remove(); + void clearCells(QTextTable *table, int startRow, int startCol, int numRows, int numCols, QTextUndoCommand::Operation op); + inline bool setPosition(int newPosition) { + Q_ASSERT(newPosition >= 0 && newPosition < priv->length()); + bool moved = position != newPosition; + if (moved) { + position = newPosition; + currentCharFormat = -1; + } + return moved; + } + void setX(); + bool canDelete(int pos) const; + + void insertBlock(const QTextBlockFormat &format, const QTextCharFormat &charFormat); + bool movePosition(QTextCursor::MoveOperation op, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor); + + inline QTextBlock block() const + { return QTextBlock(priv, priv->blockMap().findNode(position)); } + inline QTextBlockFormat blockFormat() const + { return block().blockFormat(); } + + QTextLayout *blockLayout(QTextBlock &block) const; + + QTextTable *complexSelectionTable() const; + void selectedTableCells(int *firstRow, int *numRows, int *firstColumn, int *numColumns) const; + + void setBlockCharFormat(const QTextCharFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode); + void setBlockFormat(const QTextBlockFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode); + void setCharFormat(const QTextCharFormat &format, QTextDocumentPrivate::FormatChangeMode changeMode); + + void aboutToRemoveCell(int from, int to); + + QTextDocumentPrivate *priv; + qreal x; + int position; + int anchor; + int adjusted_anchor; + int currentCharFormat; + uint visualNavigation : 1; + uint keepPositionOnInsert : 1; + uint changed : 1; +}; + +QT_END_NAMESPACE + +#endif // QTEXTCURSOR_P_H |