Chris@16: // Boost.Bimap
Chris@16: //
Chris@16: // Copyright (c) 2006-2007 Matias Capeletto
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0.
Chris@16: // (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: /// \file relation/detail/access_builder.hpp
Chris@16: /// \brief Define macros to help building metafunctions
Chris@16: 
Chris@16: #ifndef BOOST_BIMAP_RELATION_ACCESS_BUILDER_HPP
Chris@16: #define BOOST_BIMAP_RELATION_ACCESS_BUILDER_HPP
Chris@16: 
Chris@101: #if defined(_MSC_VER)
Chris@16: #pragma once
Chris@16: #endif
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: 
Chris@16: #include <boost/bimap/relation/support/member_with_tag.hpp>
Chris@16: #include <boost/bimap/relation/member_at.hpp>
Chris@16: #include <boost/call_traits.hpp>
Chris@16: #include <boost/type_traits/is_const.hpp>
Chris@16: #include <boost/mpl/if.hpp>
Chris@16: #include <boost/mpl/not.hpp>
Chris@16: #include <boost/utility/enable_if.hpp>
Chris@16: 
Chris@16: 
Chris@16: /******************************************************************************
Chris@16:                    BIMAP SYMMETRIC ACCESS RESULT OF
Chris@16: *******************************************************************************
Chris@16: 
Chris@16: namespace result_of {
Chris@16: 
Chris@16: template< class Tag, class SymmetricType >
Chris@16: struct NAME
Chris@16: {
Chris@16:     typedef -unspecified- type;
Chris@16: };
Chris@16: 
Chris@16: } // namespace result_of
Chris@16: 
Chris@16: ******************************************************************************/
Chris@16: 
Chris@16: /*===========================================================================*/
Chris@16: #define BOOST_BIMAP_SYMMETRIC_ACCESS_RESULT_OF_BUILDER(                       \
Chris@16:                                                                               \
Chris@16:         NAME,                                                                 \
Chris@16:         METAFUNCTION_BASE                                                     \
Chris@16:     )                                                                         \
Chris@16:                                                                               \
Chris@16:     namespace result_of {                                                     \
Chris@16:                                                                               \
Chris@16:     template< class Tag, class SymmetricType >                                \
Chris@16:     struct NAME                                                               \
Chris@16:     {                                                                         \
Chris@16:         typedef BOOST_DEDUCED_TYPENAME METAFUNCTION_BASE                      \
Chris@16:         <                                                                     \
Chris@16:             Tag,SymmetricType                                                 \
Chris@16:                                                                               \
Chris@16:         >::type value_type;                                                   \
Chris@16:                                                                               \
Chris@16:         typedef BOOST_DEDUCED_TYPENAME mpl::if_< is_const<SymmetricType>,     \
Chris@16:                                                                               \
Chris@16:             BOOST_DEDUCED_TYPENAME call_traits<value_type>::const_reference,  \
Chris@16:                                                                               \
Chris@16:             BOOST_DEDUCED_TYPENAME call_traits<value_type>::reference         \
Chris@16:                                                                               \
Chris@16:         >::type type;                                                         \
Chris@16:     };                                                                        \
Chris@16:                                                                               \
Chris@16:     }
Chris@16: /*===========================================================================*/
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16: /******************************************************************************
Chris@16:                    BIMAP SYMMETRIC ACCESS IMPLEMENTATION
Chris@16: *******************************************************************************
Chris@16: 
Chris@16: namespace detail {
Chris@16: 
Chris@16: template< class Tag, class SymmetricType >
Chris@16: typename result_of::NAME<Tag,SymmetricType>::type
Chris@16:     NAME( Tag , const Relation & );
Chris@16: 
Chris@16: } // namespace detail
Chris@16: 
Chris@16: ******************************************************************************/
Chris@16: 
Chris@16: 
Chris@16: /*===========================================================================*/
Chris@16: #define BOOST_BIMAP_SYMMETRIC_ACCESS_IMPLEMENTATION_BUILDER(                  \
Chris@16:                                                                               \
Chris@16:         NAME,                                                                 \
Chris@16:         TP_SYMMETRIC,                                                         \
Chris@16:         PARAMETER_NAME,                                                       \
Chris@16:         LEFT_BODY,                                                            \
Chris@16:         RIGHT_BODY                                                            \
Chris@16:     )                                                                         \
Chris@16:                                                                               \
Chris@16:     namespace detail {                                                        \
Chris@16:                                                                               \
Chris@16:                                                                               \
Chris@16:                                                                               \
Chris@16:     template< class TP_SYMMETRIC >                                            \
Chris@16:     BOOST_DEDUCED_TYPENAME result_of::NAME                                    \
Chris@16:     <                                                                         \
Chris@16:         ::boost::bimaps::relation::member_at::left,TP_SYMMETRIC               \
Chris@16:                                                                               \
Chris@16:     >::type                                                                   \
Chris@16:                                                                               \
Chris@16:     NAME( ::boost::bimaps::relation::member_at::left,                         \
Chris@16:                   TP_SYMMETRIC & PARAMETER_NAME )                             \
Chris@16:     {                                                                         \
Chris@16:         LEFT_BODY;                                                            \
Chris@16:     }                                                                         \
Chris@16:                                                                               \
Chris@16:     template< class TP_SYMMETRIC >                                            \
Chris@16:     BOOST_DEDUCED_TYPENAME result_of::NAME                                    \
Chris@16:     <                                                                         \
Chris@16:         ::boost::bimaps::relation::member_at::right,TP_SYMMETRIC              \
Chris@16:                                                                               \
Chris@16:     >::type                                                                   \
Chris@16:                                                                               \
Chris@16:     NAME( ::boost::bimaps::relation::member_at::right,                        \
Chris@16:                   TP_SYMMETRIC & PARAMETER_NAME )                             \
Chris@16:     {                                                                         \
Chris@16:         RIGHT_BODY;                                                           \
Chris@16:     }                                                                         \
Chris@16:                                                                               \
Chris@16:     }
Chris@16: /*===========================================================================*/
Chris@16: 
Chris@16: 
Chris@16: /******************************************************************************
Chris@16:                    BIMAP RELATION ACCESS INTERFACE
Chris@16: *******************************************************************************
Chris@16: 
Chris@16: template< class Tag, class SymmetricType >
Chris@16: typename result_of::NAME<Tag,SymmetricType>::type
Chris@16:     NAME( const SymmetricType & );
Chris@16: 
Chris@16: ******************************************************************************/
Chris@16: 
Chris@16: /*===========================================================================*/
Chris@16: #define BOOST_BIMAP_SYMMETRIC_ACCESS_INTERFACE_BUILDER(                       \
Chris@16:                                                                               \
Chris@16:         NAME                                                                  \
Chris@16:     )                                                                         \
Chris@16:                                                                               \
Chris@16:     template< class Tag, class SymmetricType >                                \
Chris@16:     BOOST_DEDUCED_TYPENAME result_of::NAME<Tag,SymmetricType>::type           \
Chris@16:     NAME( SymmetricType & s )                                                 \
Chris@16:     {                                                                         \
Chris@16:         typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::relation::support::   \
Chris@16:             member_with_tag                                                   \
Chris@16:             <                                                                 \
Chris@16:                 Tag,SymmetricType                                             \
Chris@16:                                                                               \
Chris@16:             >::type member_at_tag;                                            \
Chris@16:                                                                               \
Chris@16:         return detail::NAME(member_at_tag(),s);                               \
Chris@16:     }
Chris@16: /*===========================================================================*/
Chris@16: 
Chris@16: 
Chris@16: #endif // BOOST_BIMAP_RELATION_ACCESS_BUILDER_HPP
Chris@16: