PropertyParser.hpp

/***************************************************************************
  tag: Peter Soetens  Sat May 21 20:15:52 CEST 2005  PropertyParser.hpp

                        PropertyParser.hpp -  description
                           -------------------
    begin                : Sat May 21 2005
    copyright            : (C) 2005 Peter Soetens
    email                : peter.soetens@mech.kuleuven.ac.be

 ***************************************************************************
 *   This library 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;                 *
 *   version 2 of the License.                                             *
 *                                                                         *
 *   As a special exception, you may use this file as part of a free       *
 *   software library without restriction.  Specifically, if other files   *
 *   instantiate templates or use macros or inline functions from this     *
 *   file, or you compile this file and link it with other files to        *
 *   produce an executable, this file does not by itself cause the         *
 *   resulting executable to be covered by the GNU General Public          *
 *   License.  This exception does not however invalidate any other        *
 *   reasons why the executable file might be covered by the GNU General   *
 *   Public License.                                                       *
 *                                                                         *
 *   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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU General Public             *
 *   License along with this library; if not, write to the Free Software   *
 *   Foundation, Inc., 59 Temple Place,                                    *
 *   Suite 330, Boston, MA  02111-1307  USA                                *
 *                                                                         *
 ***************************************************************************/



#ifndef ORO_PROPERTYPARSER_HPP
#define ORO_PROPERTYPARSER_HPP

#include "parser-types.hpp"
#include "../rtt-fwd.hpp"
#include "CommonParser.hpp"
#include <string>

namespace RTT
{
    namespace scripting {
    class PropertyParser
    {
        CommonParser& commonparser;
        rule_t propertylocator;
        PropertyBag*  _bag;
        base::PropertyBase* _property;

        void locateproperty( iter_t begin, iter_t end );

        enum PropertyErrors { bag_not_found };
    guard<PropertyErrors> my_guard;

    boost::iterator_difference<iter_t>::type advance_on_error;

    error_status<> handle_no_property(scanner_t const& scan, parser_error<PropertyErrors, iter_t>&e );
    public:
        PropertyParser(CommonParser& cp);

        void setPropertyBag( PropertyBag* pb);

        void reset();

        rule_t& locator();

        base::PropertyBase* property() const { return _property; }

        PropertyBag*  bag() const { return _bag; }
    };
}}

#endif