ceph/src/boost/libs/bimap/include/boost/bimap/views/multimap_view.hpp

   1 // Boost.Bimap
   2 //
   3 // Copyright (c) 2006-2007 Matias Capeletto
   4 //
   5 // Distributed under the Boost Software License, Version 1.0.
   6 // (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9 /// \file views/multimap_view.hpp
  10 /// \brief View of a side of a bimap that is signature compatible with std::multimap.
  11
  12 #ifndef BOOST_BIMAP_VIEWS_MULTIMAP_VIEW_HPP
  13 #define BOOST_BIMAP_VIEWS_MULTIMAP_VIEW_HPP
  14
  15 #if defined(_MSC_VER)
  16 #pragma once
  17 #endif
  18
  19 #include <boost/config.hpp>
  20
  21 #include <boost/bimap/container_adaptor/multimap_adaptor.hpp>
  22 #include <boost/bimap/detail/non_unique_views_helper.hpp>
  23 #include <boost/bimap/support/iterator_type_by.hpp>
  24 #include <boost/bimap/detail/map_view_base.hpp>
  25
  26 namespace boost {
  27 namespace bimaps {
  28 namespace views {
  29
  30 /// \brief View of a side of a bimap that is signature compatible with std::multimap.
  31 /**
  32
  33 This class uses container_adaptor and iterator_adaptor to wrapped a index of the
  34 multi_index bimap core so it can be used as a std::multimap.
  35
  36 See also const_multimap_view.
  37                                                                                     **/
  38
  39 template< class Tag, class BimapType >
  40 class multimap_view
  41 :
  42     public BOOST_BIMAP_MAP_VIEW_CONTAINER_ADAPTOR(
  43         multimap_adaptor,
  44         Tag,BimapType,
  45         reverse_map_view_iterator,const_reverse_map_view_iterator
  46     ),
  47     public ::boost::bimaps::detail::
  48                 map_view_base< multimap_view<Tag,BimapType>,Tag,BimapType >
  49
  50 {
  51     typedef BOOST_BIMAP_MAP_VIEW_CONTAINER_ADAPTOR(
  52         multimap_adaptor,
  53         Tag,BimapType,
  54         reverse_map_view_iterator,const_reverse_map_view_iterator
  55
  56     ) base_;
  57
  58     BOOST_BIMAP_MAP_VIEW_BASE_FRIEND(multimap_view,Tag,BimapType)
  59
  60     public:
  61
  62     typedef BOOST_DEDUCED_TYPENAME base_::value_type::info_type info_type;
  63
  64     multimap_view(BOOST_DEDUCED_TYPENAME base_::base_type & c)
  65         : base_(c) {}
  66
  67     BOOST_BIMAP_MAP_VIEW_RANGE_IMPLEMENTATION(base_)
  68
  69     multimap_view & operator=(const multimap_view & v)
  70     {
  71         this->base() = v.base();
  72         return *this;
  73     }
  74
  75     BOOST_BIMAP_NON_UNIQUE_VIEW_INSERT_FUNCTIONS
  76 };
  77
  78
  79 } // namespace views
  80
  81 /*===========================================================================*/
  82 #define BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,TYPENAME)            \
  83 typedef BOOST_DEDUCED_TYPENAME MAP_VIEW::TYPENAME                             \
  84     BOOST_PP_CAT(SIDE,BOOST_PP_CAT(_,TYPENAME));
  85 /*===========================================================================*/
  86
  87 /*===========================================================================*/
  88 #define BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEFS_BODY(MAP_VIEW,SIDE)               \
  89     BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,reverse_iterator)        \
  90     BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,const_reverse_iterator)  \
  91     BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,range_type)              \
  92     BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,const_range_type)        \
  93     BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF(MAP_VIEW,SIDE,key_compare)
  94 /*===========================================================================*/
  95
  96 namespace detail {
  97
  98 template< class Tag, class BimapType >
  99 struct left_map_view_extra_typedefs< ::boost::bimaps::views::multimap_view<Tag,BimapType> >
 100 {
 101     private: typedef ::boost::bimaps::views::multimap_view<Tag,BimapType> map_view_;
 102     public : BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEFS_BODY(map_view_,left)
 103 };
 104
 105 template< class Tag, class BimapType >
 106 struct right_map_view_extra_typedefs< ::boost::bimaps::views::multimap_view<Tag,BimapType> >
 107 {
 108     private: typedef ::boost::bimaps::views::multimap_view<Tag,BimapType> map_view_;
 109     public : BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEFS_BODY(map_view_,right)
 110 };
 111
 112 } // namespace detail
 113
 114 /*===========================================================================*/
 115 #undef BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEF
 116 #undef BOOST_BIMAP_MAP_VIEW_EXTRA_TYPEDEFS_BODY
 117 /*===========================================================================*/
 118
 119 } // namespace bimaps
 120 } // namespace boost
 121
 122 #endif // BOOST_BIMAP_VIEWS_MAP_VIEW_HPP
 123