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/*
* Copyright (c) 2002-2004 Jesper K. Pedersen <blackie@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "regexpconverter.h"
#include "altnregexp.h"
#include "concregexp.h"
#include "lookaheadregexp.h"
#include "textrangeregexp.h"
#include "compoundregexp.h"
#include "dotregexp.h"
#include "positionregexp.h"
#include "repeatregexp.h"
#include "textregexp.h"
#include <qtextedit.h>
#include "regexphighlighter.h"
RegExpConverter* RegExpConverter::_current = 0;
RegExp* RegExpConverter::parse( const QString&, bool* ok )
{
ok = false;
return new DotRegExp( false ); // This method should never be called.
}
// This function needs to be called toStr rather than toString, as it is not possible to
// over load function across inheritance!
QString RegExpConverter::toStr( RegExp* regexp, bool markSelection )
{
switch (regexp->type()) {
case RegExp::CONC: return toString( static_cast<ConcRegExp*>( regexp ), markSelection);
case RegExp::TEXT: return toString( static_cast<TextRegExp*>( regexp ), markSelection );
case RegExp::DOT: return toString( static_cast<DotRegExp*>( regexp ), markSelection );
case RegExp::POSITION: return toString( static_cast<PositionRegExp*>( regexp ), markSelection );
case RegExp::REPEAT: return toString( static_cast<RepeatRegExp*>( regexp ), markSelection );
case RegExp::ALTN: return toString( static_cast<AltnRegExp*>( regexp ), markSelection );
case RegExp::COMPOUND: return toString( static_cast<CompoundRegExp*>( regexp ), markSelection );
case RegExp::LOOKAHEAD: return toString( static_cast<LookAheadRegExp*>( regexp ), markSelection );
case RegExp::TEXTRANGE: return toString( static_cast<TextRangeRegExp*>( regexp ), markSelection );
}
qWarning("We shouldn't get here!");
return QString::fromLatin1( "" );
}
QString RegExpConverter::escape( QString text, QValueList<QChar> chars, QChar escapeChar) const
{
QString res;
for (unsigned int i=0; i<text.length(); i++) {
for (unsigned int j=0; j<chars.count(); j++) {
if ( text.at(i) == (chars[j]) ) {
res.append( escapeChar );
break;
}
}
res.append( text.at(i) );
}
return res;
}
/**
Returns a QSyntaxHighlighter to be used in the virifyer widget.
*/
RegexpHighlighter* RegExpConverter::highlighter( QTextEdit* )
{
return 0;
}
RegExpConverter* RegExpConverter::current()
{
return _current;
}
void RegExpConverter::setCurrent( RegExpConverter* converter)
{
_current = converter;
}
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