| 1 | #ifndef BOOST_MEM_FN_HPP_INCLUDED
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| 2 | #define BOOST_MEM_FN_HPP_INCLUDED
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| 3 |
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| 4 | // MS compatible compilers support #pragma once
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| 5 |
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| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020)
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| 7 | # pragma once
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| 8 | #endif
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| 9 |
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| 10 | //
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| 11 | // mem_fn.hpp - a generalization of std::mem_fun[_ref]
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| 12 | //
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| 13 | // Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd.
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| 14 | // Copyright (c) 2001 David Abrahams
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| 15 | // Copyright (c) 2003-2005 Peter Dimov
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| 16 | //
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| 17 | // Distributed under the Boost Software License, Version 1.0. (See
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| 18 | // accompanying file LICENSE_1_0.txt or copy at
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| 19 | // http://www.boost.org/LICENSE_1_0.txt)
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| 20 | //
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| 21 | // See http://www.boost.org/libs/bind/mem_fn.html for documentation.
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| 22 | //
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| 23 |
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| 24 | #include <boost/config.hpp>
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| 25 | #include <boost/get_pointer.hpp>
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| 26 | #include <boost/detail/workaround.hpp>
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| 27 |
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| 28 | namespace boost
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| 29 | {
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| 30 |
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| 31 | #if defined(BOOST_NO_VOID_RETURNS)
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| 32 |
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| 33 | #define BOOST_MEM_FN_CLASS_F , class F
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| 34 | #define BOOST_MEM_FN_TYPEDEF(X)
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| 35 |
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| 36 | namespace _mfi // mem_fun_impl
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| 37 | {
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| 38 |
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| 39 | template<class V> struct mf
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| 40 | {
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| 41 |
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| 42 | #define BOOST_MEM_FN_RETURN return
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| 43 |
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| 44 | #define BOOST_MEM_FN_NAME(X) inner_##X
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| 45 | #define BOOST_MEM_FN_CC
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| 46 |
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| 47 | #include <boost/bind/mem_fn_template.hpp>
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| 48 |
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| 49 | #undef BOOST_MEM_FN_CC
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| 50 | #undef BOOST_MEM_FN_NAME
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| 51 |
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| 52 | #ifdef BOOST_MEM_FN_ENABLE_CDECL
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| 53 |
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| 54 | #define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
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| 55 | #define BOOST_MEM_FN_CC __cdecl
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| 56 |
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| 57 | #include <boost/bind/mem_fn_template.hpp>
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| 58 |
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| 59 | #undef BOOST_MEM_FN_CC
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| 60 | #undef BOOST_MEM_FN_NAME
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| 61 |
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| 62 | #endif
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| 63 |
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| 64 | #ifdef BOOST_MEM_FN_ENABLE_STDCALL
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| 65 |
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| 66 | #define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
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| 67 | #define BOOST_MEM_FN_CC __stdcall
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| 68 |
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| 69 | #include <boost/bind/mem_fn_template.hpp>
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| 70 |
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| 71 | #undef BOOST_MEM_FN_CC
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| 72 | #undef BOOST_MEM_FN_NAME
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| 73 |
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| 74 | #endif
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| 75 |
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| 76 | #ifdef BOOST_MEM_FN_ENABLE_FASTCALL
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| 77 |
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| 78 | #define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
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| 79 | #define BOOST_MEM_FN_CC __fastcall
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| 80 |
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| 81 | #include <boost/bind/mem_fn_template.hpp>
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| 82 |
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| 83 | #undef BOOST_MEM_FN_CC
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| 84 | #undef BOOST_MEM_FN_NAME
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| 85 |
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| 86 | #endif
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| 87 |
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| 88 | #undef BOOST_MEM_FN_RETURN
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| 89 |
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| 90 | }; // struct mf<V>
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| 91 |
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| 92 | template<> struct mf<void>
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| 93 | {
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| 94 |
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| 95 | #define BOOST_MEM_FN_RETURN
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| 96 |
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| 97 | #define BOOST_MEM_FN_NAME(X) inner_##X
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| 98 | #define BOOST_MEM_FN_CC
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| 99 |
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| 100 | #include <boost/bind/mem_fn_template.hpp>
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| 101 |
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| 102 | #undef BOOST_MEM_FN_CC
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| 103 | #undef BOOST_MEM_FN_NAME
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| 104 |
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| 105 | #ifdef BOOST_MEM_FN_ENABLE_CDECL
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| 106 |
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| 107 | #define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
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| 108 | #define BOOST_MEM_FN_CC __cdecl
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| 109 |
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| 110 | #include <boost/bind/mem_fn_template.hpp>
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| 111 |
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| 112 | #undef BOOST_MEM_FN_CC
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| 113 | #undef BOOST_MEM_FN_NAME
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| 114 |
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| 115 | #endif
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| 116 |
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| 117 | #ifdef BOOST_MEM_FN_ENABLE_STDCALL
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| 118 |
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| 119 | #define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
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| 120 | #define BOOST_MEM_FN_CC __stdcall
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| 121 |
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| 122 | #include <boost/bind/mem_fn_template.hpp>
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| 123 |
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| 124 | #undef BOOST_MEM_FN_CC
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| 125 | #undef BOOST_MEM_FN_NAME
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| 126 |
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| 127 | #endif
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| 128 |
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| 129 | #ifdef BOOST_MEM_FN_ENABLE_FASTCALL
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| 130 |
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| 131 | #define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
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| 132 | #define BOOST_MEM_FN_CC __fastcall
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| 133 |
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| 134 | #include <boost/bind/mem_fn_template.hpp>
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| 135 |
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| 136 | #undef BOOST_MEM_FN_CC
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| 137 | #undef BOOST_MEM_FN_NAME
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| 138 |
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| 139 | #endif
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| 140 |
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| 141 | #undef BOOST_MEM_FN_RETURN
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| 142 |
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| 143 | }; // struct mf<void>
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| 144 |
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| 145 | #undef BOOST_MEM_FN_CLASS_F
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| 146 | #undef BOOST_MEM_FN_TYPEDEF_F
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| 147 |
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| 148 | #define BOOST_MEM_FN_NAME(X) X
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| 149 | #define BOOST_MEM_FN_NAME2(X) inner_##X
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| 150 | #define BOOST_MEM_FN_CC
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| 151 |
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| 152 | #include <boost/bind/mem_fn_vw.hpp>
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| 153 |
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| 154 | #undef BOOST_MEM_FN_NAME
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| 155 | #undef BOOST_MEM_FN_NAME2
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| 156 | #undef BOOST_MEM_FN_CC
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| 157 |
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| 158 | #ifdef BOOST_MEM_FN_ENABLE_CDECL
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| 159 |
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| 160 | #define BOOST_MEM_FN_NAME(X) X##_cdecl
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| 161 | #define BOOST_MEM_FN_NAME2(X) inner_##X##_cdecl
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| 162 | #define BOOST_MEM_FN_CC __cdecl
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| 163 |
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| 164 | #include <boost/bind/mem_fn_vw.hpp>
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| 165 |
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| 166 | #undef BOOST_MEM_FN_NAME
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| 167 | #undef BOOST_MEM_FN_NAME2
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| 168 | #undef BOOST_MEM_FN_CC
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| 169 |
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| 170 | #endif
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| 171 |
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| 172 | #ifdef BOOST_MEM_FN_ENABLE_STDCALL
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| 173 |
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| 174 | #define BOOST_MEM_FN_NAME(X) X##_stdcall
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| 175 | #define BOOST_MEM_FN_NAME2(X) inner_##X##_stdcall
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| 176 | #define BOOST_MEM_FN_CC __stdcall
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| 177 |
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| 178 | #include <boost/bind/mem_fn_vw.hpp>
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| 179 |
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| 180 | #undef BOOST_MEM_FN_NAME
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| 181 | #undef BOOST_MEM_FN_NAME2
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| 182 | #undef BOOST_MEM_FN_CC
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| 183 |
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| 184 | #endif
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| 185 |
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| 186 | #ifdef BOOST_MEM_FN_ENABLE_FASTCALL
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| 187 |
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| 188 | #define BOOST_MEM_FN_NAME(X) X##_fastcall
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| 189 | #define BOOST_MEM_FN_NAME2(X) inner_##X##_fastcall
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| 190 | #define BOOST_MEM_FN_CC __fastcall
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| 191 |
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| 192 | #include <boost/bind/mem_fn_vw.hpp>
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| 193 |
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| 194 | #undef BOOST_MEM_FN_NAME
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| 195 | #undef BOOST_MEM_FN_NAME2
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| 196 | #undef BOOST_MEM_FN_CC
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| 197 |
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| 198 | #endif
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| 199 |
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| 200 | } // namespace _mfi
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| 201 |
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| 202 | #else // #ifdef BOOST_NO_VOID_RETURNS
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| 203 |
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| 204 | #define BOOST_MEM_FN_CLASS_F
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| 205 | #define BOOST_MEM_FN_TYPEDEF(X) typedef X;
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| 206 |
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| 207 | namespace _mfi
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| 208 | {
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| 209 |
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| 210 | #define BOOST_MEM_FN_RETURN return
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| 211 |
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| 212 | #define BOOST_MEM_FN_NAME(X) X
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| 213 | #define BOOST_MEM_FN_CC
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| 214 |
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| 215 | #include <boost/bind/mem_fn_template.hpp>
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| 216 |
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| 217 | #undef BOOST_MEM_FN_CC
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| 218 | #undef BOOST_MEM_FN_NAME
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| 219 |
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| 220 | #ifdef BOOST_MEM_FN_ENABLE_CDECL
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| 221 |
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| 222 | #define BOOST_MEM_FN_NAME(X) X##_cdecl
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| 223 | #define BOOST_MEM_FN_CC __cdecl
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| 224 |
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| 225 | #include <boost/bind/mem_fn_template.hpp>
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| 226 |
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| 227 | #undef BOOST_MEM_FN_CC
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| 228 | #undef BOOST_MEM_FN_NAME
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| 229 |
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| 230 | #endif
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| 231 |
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| 232 | #ifdef BOOST_MEM_FN_ENABLE_STDCALL
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| 233 |
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| 234 | #define BOOST_MEM_FN_NAME(X) X##_stdcall
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| 235 | #define BOOST_MEM_FN_CC __stdcall
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| 236 |
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| 237 | #include <boost/bind/mem_fn_template.hpp>
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| 238 |
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| 239 | #undef BOOST_MEM_FN_CC
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| 240 | #undef BOOST_MEM_FN_NAME
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| 241 |
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| 242 | #endif
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| 243 |
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| 244 | #ifdef BOOST_MEM_FN_ENABLE_FASTCALL
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| 245 |
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| 246 | #define BOOST_MEM_FN_NAME(X) X##_fastcall
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| 247 | #define BOOST_MEM_FN_CC __fastcall
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| 248 |
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| 249 | #include <boost/bind/mem_fn_template.hpp>
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| 250 |
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| 251 | #undef BOOST_MEM_FN_CC
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| 252 | #undef BOOST_MEM_FN_NAME
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| 253 |
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| 254 | #endif
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| 255 |
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| 256 | #undef BOOST_MEM_FN_RETURN
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| 257 |
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| 258 | } // namespace _mfi
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| 259 |
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| 260 | #undef BOOST_MEM_FN_CLASS_F
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| 261 | #undef BOOST_MEM_FN_TYPEDEF
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| 262 |
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| 263 | #endif // #ifdef BOOST_NO_VOID_RETURNS
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| 264 |
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| 265 | #define BOOST_MEM_FN_NAME(X) X
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| 266 | #define BOOST_MEM_FN_CC
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| 267 |
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| 268 | #include <boost/bind/mem_fn_cc.hpp>
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| 269 |
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| 270 | #undef BOOST_MEM_FN_NAME
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| 271 | #undef BOOST_MEM_FN_CC
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| 272 |
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| 273 | #ifdef BOOST_MEM_FN_ENABLE_CDECL
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| 274 |
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| 275 | #define BOOST_MEM_FN_NAME(X) X##_cdecl
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| 276 | #define BOOST_MEM_FN_CC __cdecl
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| 277 |
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| 278 | #include <boost/bind/mem_fn_cc.hpp>
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| 279 |
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| 280 | #undef BOOST_MEM_FN_NAME
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| 281 | #undef BOOST_MEM_FN_CC
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| 282 |
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| 283 | #endif
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| 284 |
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| 285 | #ifdef BOOST_MEM_FN_ENABLE_STDCALL
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| 286 |
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| 287 | #define BOOST_MEM_FN_NAME(X) X##_stdcall
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| 288 | #define BOOST_MEM_FN_CC __stdcall
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| 289 |
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| 290 | #include <boost/bind/mem_fn_cc.hpp>
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| 291 |
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| 292 | #undef BOOST_MEM_FN_NAME
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| 293 | #undef BOOST_MEM_FN_CC
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| 294 |
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| 295 | #endif
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| 296 |
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| 297 | #ifdef BOOST_MEM_FN_ENABLE_FASTCALL
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| 298 |
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| 299 | #define BOOST_MEM_FN_NAME(X) X##_fastcall
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| 300 | #define BOOST_MEM_FN_CC __fastcall
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| 301 |
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| 302 | #include <boost/bind/mem_fn_cc.hpp>
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| 303 |
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| 304 | #undef BOOST_MEM_FN_NAME
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| 305 | #undef BOOST_MEM_FN_CC
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| 306 |
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| 307 | #endif
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| 308 |
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| 309 | // data member support
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| 310 |
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| 311 | namespace _mfi
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| 312 | {
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| 313 |
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| 314 | template<class R, class T> class dm
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| 315 | {
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| 316 | public:
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| 317 |
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| 318 | typedef R const & result_type;
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| 319 | typedef T const * argument_type;
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| 320 |
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| 321 | private:
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| 322 |
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| 323 | typedef R (T::*F);
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| 324 | F f_;
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| 325 |
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| 326 | template<class U> R const & call(U & u, T const *) const
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| 327 | {
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| 328 | return (u.*f_);
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| 329 | }
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| 330 |
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| 331 | template<class U> R & call(U & u, T *) const
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| 332 | {
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| 333 | return (u.*f_);
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| 334 | }
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| 335 |
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| 336 | template<class U> R const & call(U & u, void const *) const
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| 337 | {
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| 338 | return (get_pointer(u)->*f_);
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| 339 | }
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| 340 |
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| 341 | public:
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| 342 |
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| 343 | explicit dm(F f): f_(f) {}
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| 344 |
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| 345 | R & operator()(T * p) const
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| 346 | {
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| 347 | return (p->*f_);
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| 348 | }
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| 349 |
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| 350 | R const & operator()(T const * p) const
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| 351 | {
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| 352 | return (p->*f_);
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| 353 | }
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| 354 |
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| 355 | template<class U> R const & operator()(U & u) const
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| 356 | {
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| 357 | return call(u, &u);
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| 358 | }
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| 359 |
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| 360 | #if !BOOST_WORKAROUND(BOOST_MSVC, <= 1300) && !BOOST_WORKAROUND(__MWERKS__, < 0x3200)
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| 361 |
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| 362 | R & operator()(T & t) const
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| 363 | {
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| 364 | return (t.*f_);
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| 365 | }
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| 366 |
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| 367 | #endif
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| 368 |
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| 369 | R const & operator()(T const & t) const
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| 370 | {
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| 371 | return (t.*f_);
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| 372 | }
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| 373 |
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| 374 | bool operator==(dm const & rhs) const
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| 375 | {
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| 376 | return f_ == rhs.f_;
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| 377 | }
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| 378 |
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| 379 | bool operator!=(dm const & rhs) const
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| 380 | {
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| 381 | return f_ != rhs.f_;
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| 382 | }
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| 383 | };
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| 384 |
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| 385 | } // namespace _mfi
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| 386 |
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| 387 | template<class R, class T> _mfi::dm<R, T> mem_fn(R T::*f)
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| 388 | {
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| 389 | return _mfi::dm<R, T>(f);
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| 390 | }
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| 391 |
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| 392 | } // namespace boost
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| 393 |
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| 394 | #endif // #ifndef BOOST_MEM_FN_HPP_INCLUDED
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