| 1 | /**************************************************************************** | 
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| 2 | ** | 
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| 3 | ** Copyright (C) 2016 The Qt Company Ltd. | 
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| 4 | ** Contact: https://www.qt.io/licensing/ | 
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| 5 | ** | 
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| 6 | ** This file is part of the QtGui module of the Qt Toolkit. | 
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| 7 | ** | 
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| 8 | ** $QT_BEGIN_LICENSE:LGPL$ | 
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| 9 | ** Commercial License Usage | 
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| 10 | ** Licensees holding valid commercial Qt licenses may use this file in | 
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| 11 | ** accordance with the commercial license agreement provided with the | 
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| 12 | ** Software or, alternatively, in accordance with the terms contained in | 
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| 13 | ** a written agreement between you and The Qt Company. For licensing terms | 
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| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further | 
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. | 
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| 16 | ** | 
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| 17 | ** GNU Lesser General Public License Usage | 
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| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | 
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| 19 | ** General Public License version 3 as published by the Free Software | 
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| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the | 
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| 21 | ** packaging of this file. Please review the following information to | 
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| 22 | ** ensure the GNU Lesser General Public License version 3 requirements | 
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| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. | 
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| 24 | ** | 
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| 25 | ** GNU General Public License Usage | 
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| 26 | ** Alternatively, this file may be used under the terms of the GNU | 
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| 27 | ** General Public License version 2.0 or (at your option) the GNU General | 
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| 28 | ** Public license version 3 or any later version approved by the KDE Free | 
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| 29 | ** Qt Foundation. The licenses are as published by the Free Software | 
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| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 | 
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| 31 | ** included in the packaging of this file. Please review the following | 
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| 32 | ** information to ensure the GNU General Public License requirements will | 
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| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and | 
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| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | 
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| 35 | ** | 
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| 36 | ** $QT_END_LICENSE$ | 
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| 37 | ** | 
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| 38 | ****************************************************************************/ | 
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| 39 |  | 
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| 40 | #ifndef QTEXTCURSOR_H | 
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| 41 | #define QTEXTCURSOR_H | 
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| 42 |  | 
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| 43 | #include <QtGui/qtguiglobal.h> | 
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| 44 | #include <QtCore/qstring.h> | 
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| 45 | #include <QtCore/qshareddata.h> | 
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| 46 | #include <QtGui/qtextformat.h> | 
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| 47 |  | 
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| 48 | QT_BEGIN_NAMESPACE | 
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| 49 |  | 
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| 50 |  | 
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| 51 | class QTextDocument; | 
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| 52 | class QTextCursorPrivate; | 
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| 53 | class QTextDocumentFragment; | 
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| 54 | class QTextCharFormat; | 
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| 55 | class QTextBlockFormat; | 
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| 56 | class QTextListFormat; | 
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| 57 | class QTextTableFormat; | 
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| 58 | class QTextFrameFormat; | 
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| 59 | class QTextImageFormat; | 
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| 60 | class QTextDocumentPrivate; | 
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| 61 | class QTextList; | 
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| 62 | class QTextTable; | 
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| 63 | class QTextFrame; | 
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| 64 | class QTextBlock; | 
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| 65 |  | 
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| 66 | class Q_GUI_EXPORT QTextCursor | 
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| 67 | { | 
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| 68 | public: | 
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| 69 | QTextCursor(); | 
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| 70 | explicit QTextCursor(QTextDocument *document); | 
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| 71 | QTextCursor(QTextDocumentPrivate *p, int pos); | 
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| 72 | explicit QTextCursor(QTextCursorPrivate *d); | 
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| 73 | explicit QTextCursor(QTextFrame *frame); | 
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| 74 | explicit QTextCursor(const QTextBlock &block); | 
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| 75 | QTextCursor(const QTextCursor &cursor); | 
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| 76 | QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_PURE_SWAP(QTextCursor) | 
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| 77 | QTextCursor &operator=(const QTextCursor &other); | 
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| 78 | ~QTextCursor(); | 
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| 79 |  | 
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| 80 | void swap(QTextCursor &other) noexcept { qSwap(d, other.d); } | 
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| 81 |  | 
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| 82 | bool isNull() const; | 
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| 83 |  | 
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| 84 | enum MoveMode { | 
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| 85 | MoveAnchor, | 
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| 86 | KeepAnchor | 
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| 87 | }; | 
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| 88 |  | 
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| 89 | void setPosition(int pos, MoveMode mode = MoveAnchor); | 
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| 90 | int position() const; | 
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| 91 | int positionInBlock() const; | 
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| 92 |  | 
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| 93 | int anchor() const; | 
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| 94 |  | 
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| 95 | void insertText(const QString &text); | 
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| 96 | void insertText(const QString &text, const QTextCharFormat &format); | 
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| 97 |  | 
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| 98 | enum MoveOperation { | 
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| 99 | NoMove, | 
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| 100 |  | 
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| 101 | Start, | 
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| 102 | Up, | 
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| 103 | StartOfLine, | 
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| 104 | StartOfBlock, | 
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| 105 | StartOfWord, | 
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| 106 | PreviousBlock, | 
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| 107 | PreviousCharacter, | 
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| 108 | PreviousWord, | 
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| 109 | Left, | 
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| 110 | WordLeft, | 
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| 111 |  | 
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| 112 | End, | 
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| 113 | Down, | 
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| 114 | EndOfLine, | 
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| 115 | EndOfWord, | 
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| 116 | EndOfBlock, | 
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| 117 | NextBlock, | 
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| 118 | NextCharacter, | 
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| 119 | NextWord, | 
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| 120 | Right, | 
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| 121 | WordRight, | 
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| 122 |  | 
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| 123 | NextCell, | 
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| 124 | PreviousCell, | 
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| 125 | NextRow, | 
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| 126 | PreviousRow | 
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| 127 | }; | 
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| 128 |  | 
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| 129 | bool movePosition(MoveOperation op, MoveMode = MoveAnchor, int n = 1); | 
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| 130 |  | 
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| 131 | bool visualNavigation() const; | 
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| 132 | void setVisualNavigation(bool b); | 
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| 133 |  | 
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| 134 | void setVerticalMovementX(int x); | 
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| 135 | int verticalMovementX() const; | 
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| 136 |  | 
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| 137 | void setKeepPositionOnInsert(bool b); | 
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| 138 | bool keepPositionOnInsert() const; | 
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| 139 |  | 
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| 140 | void deleteChar(); | 
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| 141 | void deletePreviousChar(); | 
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| 142 |  | 
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| 143 | enum SelectionType { | 
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| 144 | WordUnderCursor, | 
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| 145 | LineUnderCursor, | 
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| 146 | BlockUnderCursor, | 
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| 147 | Document | 
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| 148 | }; | 
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| 149 | void select(SelectionType selection); | 
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| 150 |  | 
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| 151 | bool hasSelection() const; | 
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| 152 | bool hasComplexSelection() const; | 
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| 153 | void removeSelectedText(); | 
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| 154 | void clearSelection(); | 
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| 155 | int selectionStart() const; | 
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| 156 | int selectionEnd() const; | 
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| 157 |  | 
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| 158 | QString selectedText() const; | 
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| 159 | QTextDocumentFragment selection() const; | 
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| 160 | void selectedTableCells(int *firstRow, int *numRows, int *firstColumn, int *numColumns) const; | 
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| 161 |  | 
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| 162 | QTextBlock block() const; | 
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| 163 |  | 
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| 164 | QTextCharFormat charFormat() const; | 
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| 165 | void setCharFormat(const QTextCharFormat &format); | 
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| 166 | void mergeCharFormat(const QTextCharFormat &modifier); | 
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| 167 |  | 
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| 168 | QTextBlockFormat blockFormat() const; | 
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| 169 | void setBlockFormat(const QTextBlockFormat &format); | 
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| 170 | void mergeBlockFormat(const QTextBlockFormat &modifier); | 
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| 171 |  | 
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| 172 | QTextCharFormat blockCharFormat() const; | 
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| 173 | void setBlockCharFormat(const QTextCharFormat &format); | 
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| 174 | void mergeBlockCharFormat(const QTextCharFormat &modifier); | 
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| 175 |  | 
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| 176 | bool atBlockStart() const; | 
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| 177 | bool atBlockEnd() const; | 
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| 178 | bool atStart() const; | 
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| 179 | bool atEnd() const; | 
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| 180 |  | 
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| 181 | void insertBlock(); | 
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| 182 | void insertBlock(const QTextBlockFormat &format); | 
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| 183 | void insertBlock(const QTextBlockFormat &format, const QTextCharFormat &charFormat); | 
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| 184 |  | 
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| 185 | QTextList *insertList(const QTextListFormat &format); | 
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| 186 | QTextList *insertList(QTextListFormat::Style style); | 
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| 187 |  | 
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| 188 | QTextList *createList(const QTextListFormat &format); | 
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| 189 | QTextList *createList(QTextListFormat::Style style); | 
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| 190 | QTextList *currentList() const; | 
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| 191 |  | 
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| 192 | QTextTable *insertTable(int rows, int cols, const QTextTableFormat &format); | 
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| 193 | QTextTable *insertTable(int rows, int cols); | 
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| 194 | QTextTable *currentTable() const; | 
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| 195 |  | 
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| 196 | QTextFrame *insertFrame(const QTextFrameFormat &format); | 
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| 197 | QTextFrame *currentFrame() const; | 
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| 198 |  | 
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| 199 | void insertFragment(const QTextDocumentFragment &fragment); | 
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| 200 |  | 
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| 201 | #ifndef QT_NO_TEXTHTMLPARSER | 
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| 202 | void insertHtml(const QString &html); | 
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| 203 | #endif // QT_NO_TEXTHTMLPARSER | 
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| 204 |  | 
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| 205 | void insertImage(const QTextImageFormat &format, QTextFrameFormat::Position alignment); | 
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| 206 | void insertImage(const QTextImageFormat &format); | 
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| 207 | void insertImage(const QString &name); | 
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| 208 | void insertImage(const QImage &image, const QString &name = QString()); | 
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| 209 |  | 
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| 210 | void beginEditBlock(); | 
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| 211 | void joinPreviousEditBlock(); | 
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| 212 | void endEditBlock(); | 
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| 213 |  | 
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| 214 | bool operator!=(const QTextCursor &rhs) const; | 
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| 215 | bool operator<(const QTextCursor &rhs) const; | 
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| 216 | bool operator<=(const QTextCursor &rhs) const; | 
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| 217 | bool operator==(const QTextCursor &rhs) const; | 
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| 218 | bool operator>=(const QTextCursor &rhs) const; | 
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| 219 | bool operator>(const QTextCursor &rhs) const; | 
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| 220 |  | 
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| 221 | bool isCopyOf(const QTextCursor &other) const; | 
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| 222 |  | 
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| 223 | int blockNumber() const; | 
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| 224 | int columnNumber() const; | 
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| 225 |  | 
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| 226 | QTextDocument *document() const; | 
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| 227 |  | 
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| 228 | private: | 
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| 229 | QSharedDataPointer<QTextCursorPrivate> d; | 
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| 230 | friend class QTextCursorPrivate; | 
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| 231 | friend class QTextDocumentPrivate; | 
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| 232 | friend class QTextDocumentFragmentPrivate; | 
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| 233 | friend class QTextCopyHelper; | 
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| 234 | friend class QWidgetTextControlPrivate; | 
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| 235 | }; | 
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| 236 |  | 
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| 237 | Q_DECLARE_SHARED(QTextCursor) | 
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| 238 |  | 
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| 239 | QT_END_NAMESPACE | 
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| 240 |  | 
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| 241 | #endif // QTEXTCURSOR_H | 
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| 242 |  | 
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