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81 lines
3 KiB
C++
81 lines
3 KiB
C++
/* This file is part of the KDE libraries and the Kate part.
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*
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* Copyright (C) 2009 Bernhard Beschow <bbeschow@cs.tu-berlin.de>
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* Copyright (C) 2007 Sebastian Pipping <webmaster@hartwork.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _KATE_REGEXP_H_
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#define _KATE_REGEXP_H_
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#include <QtCore/QRegExp>
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class KateRegExp
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{
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public:
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explicit KateRegExp(const QString &pattern, Qt::CaseSensitivity cs = Qt::CaseSensitive,
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QRegExp::PatternSyntax syntax = QRegExp::RegExp2);
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bool isEmpty() const { return m_regExp.isEmpty(); }
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bool isValid() const { return m_regExp.isValid(); }
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QString pattern() const { return m_regExp.pattern(); }
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int captureCount() const { return m_regExp.captureCount(); }
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int pos(int nth = 0) const { return m_regExp.pos(nth); }
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QString cap(int nth = 0) const { return m_regExp.cap(nth); }
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int matchedLength() const { return m_regExp.matchedLength(); }
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int indexIn(const QString &str, int offset, int end) const;
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/**
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* This function is a replacement for QRegExp.lastIndexIn that
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* returns the last match that would have been found when
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* searching forwards, which QRegExp.lastIndexIn does not.
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* We need this behavior to allow the user to jump back to
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* the last match.
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*
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* \param str Text to search in
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* \param offset Offset (-1 starts from end, -2 from one before the end)
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* \return Index of match or -1 if no match is found
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*/
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int lastIndexIn(const QString &str, int offset, int end) const;
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/**
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* Repairs a regular Expression pattern.
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* This is a workaround to make "." and "\s" not match
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* newlines, which currently is the unconfigurable
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* default in QRegExp.
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*
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* \param stillMultiLine Multi-line after reparation flag
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* \return Number of replacements done
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*/
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int repairPattern(bool & stillMultiLine);
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/**
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* States, whether the pattern matches multiple lines,
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* even if it was repaired using @p repairPattern().
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*
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* \return Whether the pattern matches multiple lines
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*/
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bool isMultiLine() const;
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private:
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QRegExp m_regExp;
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};
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#endif // KATEREGEXP_H
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// kate: space-indent on; indent-width 2; replace-tabs on;
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