| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://www.qt.io/contact-us. |
| ** |
| ** 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 or version 3 as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.LGPLv21 and |
| ** LICENSE.LGPLv3 included in the packaging of this file. Please review the |
| ** following information to ensure the GNU Lesser General Public License |
| ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QTEXTBOUNDARYFINDER_H |
| #define QTEXTBOUNDARYFINDER_H |
| |
| #include <QtCore/qchar.h> |
| #include <QtCore/qstring.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class QTextBoundaryFinderPrivate; |
| |
| class Q_CORE_EXPORT QTextBoundaryFinder |
| { |
| public: |
| QTextBoundaryFinder(); |
| QTextBoundaryFinder(const QTextBoundaryFinder &other); |
| QTextBoundaryFinder &operator=(const QTextBoundaryFinder &other); |
| ~QTextBoundaryFinder(); |
| |
| enum BoundaryType { |
| Grapheme, |
| Word, |
| Sentence, |
| Line |
| }; |
| |
| enum BoundaryReason { |
| NotAtBoundary = 0, |
| BreakOpportunity = 0x1f, |
| StartOfItem = 0x20, |
| EndOfItem = 0x40, |
| MandatoryBreak = 0x80, |
| SoftHyphen = 0x100 |
| }; |
| Q_DECLARE_FLAGS( BoundaryReasons, BoundaryReason ) |
| |
| QTextBoundaryFinder(BoundaryType type, const QString &string); |
| QTextBoundaryFinder(BoundaryType type, const QChar *chars, int length, unsigned char *buffer = 0, int bufferSize = 0); |
| |
| inline bool isValid() const { return d; } |
| |
| inline BoundaryType type() const { return t; } |
| QString string() const; |
| |
| void toStart(); |
| void toEnd(); |
| int position() const; |
| void setPosition(int position); |
| |
| int toNextBoundary(); |
| int toPreviousBoundary(); |
| |
| bool isAtBoundary() const; |
| BoundaryReasons boundaryReasons() const; |
| |
| private: |
| BoundaryType t; |
| QString s; |
| const QChar *chars; |
| int length; |
| int pos; |
| uint freePrivate : 1; |
| uint unused : 31; |
| QTextBoundaryFinderPrivate *d; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QTextBoundaryFinder::BoundaryReasons) |
| |
| QT_END_NAMESPACE |
| |
| #endif |
| |