| // Boost.Bimap |
| // |
| // Copyright (c) 2006-2007 Matias Capeletto |
| // |
| // 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) |
| |
| /// \file detail/manage_bimap_key.hpp |
| /// \brief Utility class to manage the set types of a bimap. |
| |
| #ifndef BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP |
| #define BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER>=1200) |
| #pragma once |
| #endif |
| |
| #include <boost/config.hpp> |
| |
| #include <boost/mpl/eval_if.hpp> |
| #include <boost/mpl/identity.hpp> |
| |
| #include <boost/bimap/detail/is_set_type_of.hpp> |
| |
| #include <boost/bimap/set_of.hpp> |
| |
| namespace boost { |
| namespace bimaps { |
| namespace detail { |
| |
| /** \struct boost::bimaps::detail::manage_bimap_key |
| \brief Metafunction to manage the set types of a bimap. |
| |
| \code |
| template< class Type > |
| struct manage_bimap_key |
| { |
| typedef -SetType- type; |
| } |
| \endcode |
| |
| See also bimap, bimap_core. |
| **/ |
| |
| #ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES |
| |
| template< class Type > |
| struct manage_bimap_key |
| { |
| |
| typedef BOOST_DEDUCED_TYPENAME |
| |
| mpl::eval_if< BOOST_DEDUCED_TYPENAME is_set_type_of< Type >::type, |
| // { |
| mpl::identity< Type >, |
| // } |
| // else |
| // { |
| // Default it to a set |
| mpl::identity< set_of< Type > > |
| // } |
| |
| >::type set_type; |
| |
| // Returns set_type and evaluate the concept_checked_type |
| |
| typedef BOOST_DEDUCED_TYPENAME mpl::if_c< true, set_type, |
| BOOST_DEDUCED_TYPENAME set_type::lazy_concept_checked::type |
| >::type type; |
| }; |
| |
| |
| |
| #endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES |
| |
| } // namespace detail |
| } // namespace bimaps |
| } // namespace boost |
| |
| |
| #endif // BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP |
| |
| |