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1 | // Boost.Assign library | |
2 | // | |
3 | // Copyright Thorsten Ottosen 2006. Use, modification and | |
4 | // distribution is subject to the Boost Software License, Version | |
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt) | |
7 | // | |
8 | // For more information, see http://www.boost.org/libs/assign/ | |
9 | // | |
10 | ||
11 | #ifndef BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP | |
12 | #define BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP | |
13 | ||
14 | #if defined(_MSC_VER) | |
15 | # pragma once | |
16 | #endif | |
17 | ||
18 | #include <boost/assign/list_inserter.hpp> | |
19 | #include <boost/type_traits/remove_reference.hpp> | |
20 | #include <boost/type_traits/remove_pointer.hpp> | |
21 | ||
22 | namespace boost | |
23 | { | |
24 | ||
25 | namespace assign | |
26 | { | |
27 | template< class PtrMap, class Obj > | |
28 | class ptr_map_inserter | |
29 | { | |
30 | typedef BOOST_DEDUCED_TYPENAME | |
31 | remove_pointer< BOOST_DEDUCED_TYPENAME | |
32 | remove_reference<Obj>::type >::type | |
33 | obj_type; | |
34 | typedef BOOST_DEDUCED_TYPENAME PtrMap::key_type | |
35 | key_type; | |
36 | ||
37 | public: | |
38 | ||
39 | ptr_map_inserter( PtrMap& m ) : m_( m ) | |
40 | {} | |
41 | ||
42 | template< class Key > | |
43 | ptr_map_inserter& operator()( const Key& t ) | |
44 | { | |
45 | key_type k(t); | |
46 | m_.insert( k, new obj_type ); | |
47 | return *this; | |
48 | } | |
49 | ||
50 | #ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value | |
51 | #define BOOST_ASSIGN_MAX_PARAMS 6 | |
52 | #endif | |
53 | #define BOOST_ASSIGN_MAX_PARAMETERS (BOOST_ASSIGN_MAX_PARAMS - 1) | |
54 | #define BOOST_ASSIGN_PARAMS1(n) BOOST_PP_ENUM_PARAMS(n, class T) | |
55 | #define BOOST_ASSIGN_PARAMS2(n) BOOST_PP_ENUM_BINARY_PARAMS(n, T, const& t) | |
56 | #define BOOST_ASSIGN_PARAMS3(n) BOOST_PP_ENUM_PARAMS(n, t) | |
57 | ||
58 | #define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS) | |
59 | #define BOOST_PP_LOCAL_MACRO(n) \ | |
60 | template< class T, BOOST_ASSIGN_PARAMS1(n) > \ | |
61 | ptr_map_inserter& operator()( const T& t, BOOST_ASSIGN_PARAMS2(n) ) \ | |
62 | { \ | |
63 | key_type k(t); \ | |
64 | m_.insert( k, new obj_type( BOOST_ASSIGN_PARAMS3(n) ) ); \ | |
65 | return *this; \ | |
66 | } \ | |
67 | /**/ | |
68 | ||
69 | #include BOOST_PP_LOCAL_ITERATE() | |
70 | ||
71 | private: | |
72 | ||
73 | ptr_map_inserter& operator=( const ptr_map_inserter& ); | |
74 | PtrMap& m_; | |
75 | }; | |
76 | ||
77 | template< class PtrMap > | |
78 | inline ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference > | |
79 | ptr_map_insert( PtrMap& m ) | |
80 | { | |
81 | return ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >( m ); | |
82 | } | |
83 | ||
84 | #ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING | |
85 | ||
86 | template< class T, class PtrMap > | |
87 | inline ptr_map_inserter< PtrMap, T > | |
88 | ptr_map_insert( PtrMap& m ) | |
89 | { | |
90 | return ptr_map_inserter< PtrMap, T >( m ); | |
91 | } | |
92 | ||
93 | #endif | |
94 | ||
95 | } // namespace 'assign' | |
96 | } // namespace 'boost' | |
97 | ||
98 | #undef BOOST_ASSIGN_PARAMS1 | |
99 | #undef BOOST_ASSIGN_PARAMS2 | |
100 | #undef BOOST_ASSIGN_PARAMS3 | |
101 | #undef BOOST_ASSIGN_MAX_PARAMETERS | |
102 | ||
103 | #endif |