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159 lines
4.0 KiB
159 lines
4.0 KiB
/* ****************************************************************************
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This file is part of KBabel
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Copyright (C) 2001 by Matthias Kiefer <matthias.kiefer@gmx.de>
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based on code of Andrea Rizzi <rizzi@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the TQt library by Trolltech AS, Norway (or with modified versions
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of TQt that use the same license as TQt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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TQt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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**************************************************************************** */
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#ifndef _REGEXP_EXTRACTOR_H_
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#define _REGEXP_EXTRACTOR_H_
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#include <tqptrlist.h>
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#include <tqstring.h>
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#include <tqstringlist.h>
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#include <tqvaluelist.h>
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#include <tqregexp.h>
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#include <kdemacros.h>
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namespace KBabel
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{
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struct TDE_EXPORT MatchedEntryInfo{
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uint index;
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TQString extracted;
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};
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/**
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* class to extract entries based on regexps from a string
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* @author Andrea Rizzi <rizzi@kde.org>
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*/
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class TDE_EXPORT RegExpExtractor
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{
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public:
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/**
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* Create a regexp extractor for "string"
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*/
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RegExpExtractor(const TQStringList& regexps);
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virtual ~RegExpExtractor() {}
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/**
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* Set the string of this extractor
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*/
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void setString(TQString string);
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/**
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* @return the number of matches found
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*/
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uint countMatches();
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/**
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* @return the first match, and set the internal cursor to
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* the beginning
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*/
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TQString firstMatch();
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/**
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* @return the next match and move cursor forward
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*/
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TQString nextMatch();
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/**
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* @return the n-th match. It also moves the cursor.
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*/
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TQString match(uint matchnumber);
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/**
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* @return the n-th match. It also moves the cursor. -1 is there
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* is no such match.
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*/
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int matchIndex(uint matchnumber);
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/**
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* @return the next match and move cursor forward
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*/
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TQString prevMatch();
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/**
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* @return the last match and move the cursor to the end
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*/
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TQString lastMatch();
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/**
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* @return a list of all matches
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*/
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TQStringList matches();
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/**
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* @return the string without matched text
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*
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* @param keepPos if false, the matches are just removed and so the
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* position of the other words in the string will change. If true,
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* the matches are replaced with ' ' and therefore the position of the
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* words will not change
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*/
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TQString plainString(bool keepPos=false);
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/**
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* @return the string, where matches are replaced with the given string
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*/
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TQString matchesReplaced(const TQString& replace);
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//Functions that allow user to define his own regexps.
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/**
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* Add a regexp to the list of regexp identifier.
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*/
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void addRegExpIdentifier(TQString regexp);
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/**
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* Delete from the regexp list the regexp.
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*/
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void deleteRegExpIdentifier(TQString regexp);
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void setRegExpList( const TQStringList& regexps );
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TQStringList regExpList();
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protected:
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void processString();
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TQPtrList<MatchedEntryInfo> _matches;
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TQString _string;
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TQStringList _regExpList;
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};
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}
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#endif
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