PropertyIntrospection.hpp

00001 /***************************************************************************
00002   tag: Peter Soetens  Mon Jan 19 14:11:19 CET 2004  PropertyIntrospection.hpp
00003 
00004                         PropertyIntrospection.hpp -  description
00005                            -------------------
00006     begin                : Mon January 19 2004
00007     copyright            : (C) 2004 Peter Soetens
00008     email                : peter.soetens@mech.kuleuven.ac.be
00009 
00010  ***************************************************************************
00011  *   This library is free software; you can redistribute it and/or         *
00012  *   modify it under the terms of the GNU General Public                   *
00013  *   License as published by the Free Software Foundation;                 *
00014  *   version 2 of the License.                                             *
00015  *                                                                         *
00016  *   As a special exception, you may use this file as part of a free       *
00017  *   software library without restriction.  Specifically, if other files   *
00018  *   instantiate templates or use macros or inline functions from this     *
00019  *   file, or you compile this file and link it with other files to        *
00020  *   produce an executable, this file does not by itself cause the         *
00021  *   resulting executable to be covered by the GNU General Public          *
00022  *   License.  This exception does not however invalidate any other        *
00023  *   reasons why the executable file might be covered by the GNU General   *
00024  *   Public License.                                                       *
00025  *                                                                         *
00026  *   This library is distributed in the hope that it will be useful,       *
00027  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00028  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00029  *   Lesser General Public License for more details.                       *
00030  *                                                                         *
00031  *   You should have received a copy of the GNU General Public             *
00032  *   License along with this library; if not, write to the Free Software   *
00033  *   Foundation, Inc., 59 Temple Place,                                    *
00034  *   Suite 330, Boston, MA  02111-1307  USA                                *
00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 #ifndef PI_PROPERTYINTROSPECTION_HPP
00039 #define PI_PROPERTYINTROSPECTION_HPP
00040 
00041 #include <string>
00042 #include "rtt-config.h"
00043 
00044 namespace RTT
00045 {
00046     class PropertyBase;
00047     class PropertyBag;
00048 
00049     template<class T>
00050     class Property;
00051 
00064     class RTT_API PropertyBagVisitor
00065     {
00066     public:
00067         virtual ~PropertyBagVisitor()
00068         {}
00072         virtual void introspect(PropertyBase* p) = 0;
00073 
00077         virtual void introspect(Property<PropertyBag>& p) = 0;
00078     };
00079 
00091     class RTT_API PropertyIntrospection
00092         : public PropertyBagVisitor
00093     {
00094     protected:
00095         virtual void introspect(PropertyBase* p );
00096 
00101         void introspect_T(PropertyBase* t);
00102     public:
00103         virtual ~PropertyIntrospection()
00104         {}
00105 
00106         using PropertyBagVisitor::introspect;
00107 
00112         virtual void introspect(Property<bool> &v) = 0;
00113 
00118         virtual void introspect(Property<char> &v) = 0;
00119 
00124         virtual void introspect(Property<int> &v) = 0;
00125 
00130         virtual void introspect(Property<unsigned int> &v) = 0;
00131 
00136         virtual void introspect(Property<double> &v) = 0;
00137 
00142         virtual void introspect(Property<std::string> &v) = 0;
00143 
00148         template< class T >
00149         void introspect(Property<T> &v );
00150     };
00151 }
00152 #endif
00153 
00154 #include "PropertyIntrospection.inl"
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