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Fusion/Spirit: adt_attribute_proxy refactorization

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[SVN r65445]
This commit is contained in:
Christopher Schmidt
2010-09-17 20:38:23 +00:00
parent 5adcb5b4d2
commit f723f870c7
3 changed files with 82 additions and 19 deletions
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70
include/boost/fusion/adapted/adt/detail/adapt_base.hpp
View File

@ -33,7 +33,39 @@
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct access::adt_attribute_proxy< \
struct access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
> \
{ \
template<class Arg> \
static void \
boost_fusion_adapt_adt_impl_set( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj, \
Arg 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 \
@ -43,25 +75,25 @@
\
explicit \
adt_attribute_proxy( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& o) \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const*const o) \
: obj(o) \
{} \
\
operator type() const \
{ \
return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \
return access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_get(*obj); \
} \
\
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const& obj; \
\
private: \
adt_attribute_proxy& operator= (adt_attribute_proxy const&); \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) const* obj; \
}; \
\
template< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
> \
struct access::adt_attribute_proxy< \
struct adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, false \
@ -70,7 +102,8 @@
typedef BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 0, ATTRIBUTE) type; \
\
explicit \
adt_attribute_proxy(BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& o) \
adt_attribute_proxy( \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)*const o) \
: obj(o) \
{} \
\
@ -78,19 +111,22 @@
adt_attribute_proxy& \
operator=(Arg const& val) \
{ \
BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 3, ATTRIBUTE); \
access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_set(*obj, val); \
return *this; \
} \
\
operator type() const \
{ \
return BOOST_PP_TUPLE_ELEM(ATTRIBUTE_TUPEL_SIZE, 2, ATTRIBUTE); \
return access::adt_attribute_access< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
>::boost_fusion_adapt_adt_impl_get(*obj); \
} \
\
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)& obj; \
\
private: \
adt_attribute_proxy& operator= (adt_attribute_proxy const&); \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ)* obj; \
}; \
\
template< \
@ -117,7 +153,7 @@
struct apply \
{ \
typedef \
access::adt_attribute_proxy< \
adt_attribute_proxy< \
BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ) \
, I \
, is_const<Seq>::value \
@ -127,7 +163,7 @@
static type \
call(Seq& obj) \
{ \
return type(obj); \
return type(&obj); \
} \
}; \
};

7
include/boost/fusion/adapted/struct/detail/extension.hpp
View File

@ -32,10 +32,13 @@ namespace boost { namespace fusion
template<typename Seq, int N>
struct struct_member;
template <typename T, int N, bool Const>
struct adt_attribute_proxy;
template<typename Seq, int N>
struct adt_attribute_access;
};
template <typename T, int N, bool Const>
struct adt_attribute_proxy;
template<typename Seq, int N>
struct struct_member_name;