boost_ext/boost/bimap/relation/detail/static_access_builder.hpp

   1 // Boost.Bimap
   2 //
   3 // Copyright (c) 2006-2007 Matias Capeletto
   4 //
   5 // Distributed under the Boost Software License, Version 1.0.
   6 // (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9
  10 /// \file relation/detail/static_access_builder.hpp
  11 /// \brief Define macros to help building metafunctions
  12
  13 #ifndef BOOST_BIMAP_RELATION_DETAIL_STATIC_ACCESS_BUILDER_HPP
  14 #define BOOST_BIMAP_RELATION_DETAIL_STATIC_ACCESS_BUILDER_HPP
  15
  16 #if defined(_MSC_VER) && (_MSC_VER>=1200)
  17 #pragma once
  18 #endif
  19
  20 #include <boost/config.hpp>
  21
  22 #include <boost/bimap/relation/support/is_tag_of_member_at.hpp>
  23 #include <boost/bimap/detail/debug/static_error.hpp>
  24 #include <boost/utility/enable_if.hpp>
  25 #include <boost/preprocessor/cat.hpp>
  26
  27
  28
  29 /******************************************************************************
  30               BIMAP SYMMETRIC STATIC ACCESS INTERFACE
  31 *******************************************************************************
  32
  33 template< class Tag, class SYMETRIC_TYPE >
  34 struct NAME
  35 {
  36     -UNDEFINED BODY-;
  37 };
  38
  39 ******************************************************************************/
  40
  41
  42 /*===========================================================================*/
  43 #define BOOST_BIMAP_SYMMETRIC_STATIC_ACCESS_BUILDER(                          \
  44                                                                               \
  45         NAME,                                                                 \
  46         SYMMETRIC_TYPE,                                                       \
  47         LEFT_BODY,                                                            \
  48         RIGHT_BODY                                                            \
  49     )                                                                         \
  50                                                                               \
  51     template                                                                  \
  52     <                                                                         \
  53         class Tag,                                                            \
  54         class SYMMETRIC_TYPE,                                                 \
  55         class Enable = void                                                   \
  56     >                                                                         \
  57     struct NAME                                                               \
  58     {                                                                         \
  59         BOOST_BIMAP_STATIC_ERROR(                                             \
  60             BOOST_PP_CAT(NAME,_FAILURE),                                      \
  61             (SYMMETRIC_TYPE,Tag)                                              \
  62         );                                                                    \
  63     };                                                                        \
  64                                                                               \
  65     template< class Tag, class SYMMETRIC_TYPE >                               \
  66     struct NAME                                                               \
  67     <                                                                         \
  68         Tag, SYMMETRIC_TYPE,                                                  \
  69         BOOST_DEDUCED_TYPENAME enable_if                                      \
  70         <                                                                     \
  71             ::boost::bimaps::relation::support::is_tag_of_member_at_left      \
  72             <                                                                 \
  73                 Tag,                                                          \
  74                 SYMMETRIC_TYPE                                                \
  75             >                                                                 \
  76                                                                               \
  77         >::type                                                               \
  78     >                                                                         \
  79     {                                                                         \
  80         LEFT_BODY;                                                            \
  81     };                                                                        \
  82                                                                               \
  83     template< class Tag, class SYMMETRIC_TYPE >                               \
  84     struct NAME                                                               \
  85     <                                                                         \
  86         Tag, SYMMETRIC_TYPE,                                                  \
  87         BOOST_DEDUCED_TYPENAME enable_if                                      \
  88         <                                                                     \
  89             ::boost::bimaps::relation::support::is_tag_of_member_at_right     \
  90             <                                                                 \
  91                 Tag,                                                          \
  92                 SYMMETRIC_TYPE                                                \
  93             >                                                                 \
  94                                                                               \
  95         >::type                                                               \
  96     >                                                                         \
  97     {                                                                         \
  98         RIGHT_BODY;                                                           \
  99     };
 100 /*===========================================================================*/
 101
 102
 103 #endif // BOOST_BIMAP_RELATION_DETAIL_STATIC_ACCES_BUILDER_HPP
 104
 105