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Diffstat (limited to 'kregexpeditor/lookaheadregexp.h')
-rw-r--r-- | kregexpeditor/lookaheadregexp.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/kregexpeditor/lookaheadregexp.h b/kregexpeditor/lookaheadregexp.h new file mode 100644 index 0000000..9021710 --- /dev/null +++ b/kregexpeditor/lookaheadregexp.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2002-2003 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. + **/ +#ifndef __LOOKAHEADREGEXP_H +#define __LOOKAHEADREGEXP_H + +#include "regexp.h" + +/** + Abstract syntax node for `repeated content' regular expression + @internal +*/ +class LookAheadRegExp :public RegExp +{ +public: + enum TYPE { POSITIVE, NEGATIVE }; + + LookAheadRegExp( bool selected, TYPE tp, RegExp* child = 0); + + virtual bool check( ErrorMap&, bool first, bool last ); + virtual int precedence() const { return 4;} + virtual QDomNode toXml( QDomDocument* doc ) const; + virtual bool load( QDomElement, const QString& version ); + RegExp* child() const { return _child; } + TYPE lookAheadType() const { return _tp; } + virtual RegExpType type() const { return LOOKAHEAD;} + virtual bool operator==( const RegExp& other ) const; + virtual void replacePart( CompoundRegExp* replacement ) { _child->replacePart( replacement ); } + +private: + RegExp* _child; + TYPE _tp; +}; + +#endif // __LOOKAHEADREGEXP_H |