| /*============================================================================= |
| Copyright (c) 2001-2007 Joel de Guzman |
| Copyright (c) 2007 Dan Marsden |
| |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| ==============================================================================*/ |
| #if !defined(BOOST_FUSION_ADAPT_ASSOC_STRUCT_20070508_2207) |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_20070508_2207 |
| |
| #include <boost/fusion/support/tag_of_fwd.hpp> |
| #include <boost/fusion/adapted/struct/extension.hpp> |
| #include <boost/fusion/adapted/struct/struct_iterator.hpp> |
| #include <boost/fusion/adapted/struct/detail/is_view_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/is_sequence_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/category_of_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/begin_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/end_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/size_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/at_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/value_at_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/has_key_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/at_key_impl.hpp> |
| #include <boost/fusion/adapted/struct/detail/value_at_key_impl.hpp> |
| |
| #include <boost/preprocessor/cat.hpp> |
| #include <boost/preprocessor/punctuation/comma_if.hpp> |
| #include <boost/preprocessor/seq/for_each_i.hpp> |
| #include <boost/preprocessor/tuple/elem.hpp> |
| #include <boost/preprocessor/repetition/enum_params_with_a_default.hpp> |
| #include <boost/preprocessor/repetition/enum_params.hpp> |
| #include <boost/preprocessor/cat.hpp> |
| #include <boost/mpl/int.hpp> |
| #include <boost/config/no_tr1/utility.hpp> |
| |
| namespace boost { namespace fusion { namespace extension { |
| template<typename Struct, typename Key> |
| struct struct_assoc_member; |
| }}} |
| |
| |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT(name, bseq) \ |
| BOOST_FUSION_ADAPT_ASSOC_STRUCT_I( \ |
| name, BOOST_PP_CAT(BOOST_FUSION_ADAPT_ASSOC_STRUCT_X bseq, 0)) \ |
| /***/ |
| |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_X(x, y, z) ((x, y, z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y(x, y, z) ((x, y, z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_X |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_X0 |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y0 |
| |
| // BOOST_FUSION_ADAPT_ASSOC_STRUCT_I generates the overarching structure and uses |
| // SEQ_FOR_EACH_I to generate the "linear" substructures. |
| // Thanks to Paul Mensonides for the PP macro help |
| |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_I(name, seq) \ |
| namespace boost { namespace fusion { namespace traits \ |
| { \ |
| template <> \ |
| struct tag_of<name> \ |
| { \ |
| typedef struct_tag type; \ |
| }; \ |
| }}} \ |
| namespace boost { namespace fusion { namespace extension \ |
| { \ |
| template <> \ |
| struct struct_size<name> : mpl::int_<BOOST_PP_SEQ_SIZE(seq)> {}; \ |
| BOOST_PP_SEQ_FOR_EACH_I(BOOST_FUSION_ADAPT_ASSOC_STRUCT_C, name, seq) \ |
| }}} \ |
| /***/ |
| |
| #define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C(r, name, i, xy) \ |
| template <> \ |
| struct struct_member<name, i> \ |
| { \ |
| typedef BOOST_PP_TUPLE_ELEM(3, 0, xy) type; \ |
| static type& call(name& struct_) \ |
| { \ |
| return struct_.BOOST_PP_TUPLE_ELEM(3, 1, xy); \ |
| }; \ |
| }; \ |
| template<> \ |
| struct struct_assoc_member<name, BOOST_PP_TUPLE_ELEM(3, 2, xy)> \ |
| { \ |
| typedef BOOST_PP_TUPLE_ELEM(3, 0, xy) type; \ |
| static type& call(name& struct_) \ |
| { \ |
| return struct_.BOOST_PP_TUPLE_ELEM(3, 1, xy); \ |
| }; \ |
| }; |
| /***/ |
| |
| #endif |