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Diffstat (limited to 'boost/fusion/adapted/adt/detail/adapt_base.hpp')
| -rw-r--r-- | boost/fusion/adapted/adt/detail/adapt_base.hpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/boost/fusion/adapted/adt/detail/adapt_base.hpp b/boost/fusion/adapted/adt/detail/adapt_base.hpp new file mode 100644 index 0000000000..bddc79de7e --- /dev/null +++ b/boost/fusion/adapted/adt/detail/adapt_base.hpp @@ -0,0 +1,181 @@ +/*============================================================================= + Copyright (c) 2001-2009 Joel de Guzman + Copyright (c) 2005-2006 Dan Marsden + Copyright (c) 2010 Christopher Schmidt + + 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) +==============================================================================*/ + +#ifndef BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP +#define BOOST_FUSION_ADAPTED_ADT_DETAIL_ADAPT_BASE_HPP + +#include <boost/preprocessor/control/if.hpp> +#include <boost/preprocessor/seq/seq.hpp> +#include <boost/preprocessor/seq/elem.hpp> +#include <boost/mpl/if.hpp> +#include <boost/type_traits/is_const.hpp> + +#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL(TEMPLATE_PARAMS_SEQ) \ + typename detail::get_identity< \ + lvalue \ + , BOOST_PP_SEQ_ELEM(1,TEMPLATE_PARAMS_SEQ) \ + >::type + +#define BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL( \ + TEMPLATE_PARAMS_SEQ) \ + \ + boost::remove_const<boost::remove_reference<lvalue>::type>::type + +#define BOOST_FUSION_ADAPT_ADT_C_BASE( \ + TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,ATTRIBUTE,ATTRIBUTE_TUPEL_SIZE) \ + \ + template< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \ + > \ + struct access::adt_attribute_access< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + > \ + { \ + template<class Val> \ + static void \ + boost_fusion_adapt_adt_impl_set( \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj, \ + Val const& val) \ + { \ + BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 3, ATTRIBUTE); \ + } \ + \ + static BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) \ + boost_fusion_adapt_adt_impl_get( \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj) \ + { \ + return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \ + } \ + \ + static BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE) \ + boost_fusion_adapt_adt_impl_get( \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj) \ + { \ + return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \ + } \ + }; \ + \ + template< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \ + > \ + struct adt_attribute_proxy< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + , true \ + > \ + { \ + typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 1, ATTRIBUTE) type; \ + \ + explicit \ + adt_attribute_proxy( \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& o) \ + : obj(&o) \ + {} \ + \ + type get() const \ + { \ + return access::adt_attribute_access< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + >::boost_fusion_adapt_adt_impl_get(*obj); \ + } \ + \ + operator type() const \ + { \ + return get(); \ + } \ + \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const* obj; \ + }; \ + \ + template< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \ + > \ + struct adt_attribute_proxy< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + , false \ + > \ + { \ + typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) type; \ + \ + explicit \ + adt_attribute_proxy( \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& o) \ + : obj(&o) \ + {} \ + \ + template<class Val> \ + adt_attribute_proxy& \ + operator=(Val const& val) \ + { \ + access::adt_attribute_access< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + >::boost_fusion_adapt_adt_impl_set(*obj, val); \ + return *this; \ + } \ + \ + type get() const \ + { \ + return access::adt_attribute_access< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + >::boost_fusion_adapt_adt_impl_get(*obj); \ + } \ + \ + operator type() const \ + { \ + return get(); \ + } \ + \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)* obj; \ + }; \ + \ + template< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \ + > \ + struct access::struct_member< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + > \ + { \ + typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) lvalue; \ + BOOST_FUSION_ADAPT_STRUCT_MSVC_REDEFINE_TEMPLATE_PARAMS( \ + TEMPLATE_PARAMS_SEQ) \ + \ + typedef \ + BOOST_PP_IF( \ + BOOST_PP_SEQ_HEAD(TEMPLATE_PARAMS_SEQ), \ + BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_TEMPLATE_IMPL, \ + BOOST_FUSION_ADAPT_ADT_GET_IDENTITY_NON_TEMPLATE_IMPL)( \ + TEMPLATE_PARAMS_SEQ) \ + type; \ + \ + template<typename Seq> \ + struct apply \ + { \ + typedef \ + adt_attribute_proxy< \ + BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \ + , I \ + , is_const<Seq>::value \ + > \ + type; \ + \ + static type \ + call(Seq& obj) \ + { \ + return type(obj); \ + } \ + }; \ + }; + +#endif |