xml_param_parser.h

/***************************************************************************
 *   Copyright (C) 2005 by Radko Mihal                                     *
 *   rmihal@pobox.sk                                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
 ***************************************************************************/
namespace xml_parser {
template< typename E >
class basic_xml_param_parser : public grammar_to_parser::basic_simple_non_terminal<E>
{
public:
        basic_xml_param_parser( std::basic_string<E> param_name, 
                                        std::basic_string<E> regexp_def ) :
                grammar_to_parser::basic_simple_non_terminal<E>(),
                m_param_name( param_name ),
                m_assignment( std::basic_string<E>(1,'=') ),
                m_param_value( regexp_def )
        {};

        virtual void get_symbols( parser_list &l )
        {
                l.push_back(&m_param_name);
                l.push_back(&m_assignment);
                l.push_back(&m_param_value);
        }

        operator std::basic_string<E>()
        {
                return m_param_value.get_valid();
        }
protected:
        grammar_to_parser::basic_pattern_parser<E>      m_param_name;
        grammar_to_parser::basic_pattern_parser<E>      m_assignment;
        grammar_to_parser::basic_regexp_parser<E>       m_param_value;
};

typedef basic_xml_param_parser<char> xml_param_parser;
typedef basic_xml_param_parser<wchar_t> wxml_param_parser;

};

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