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151 lines
3.9 KiB
C++
151 lines
3.9 KiB
C++
// Boost.Bimap
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//
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// Copyright (c) 2006-2007 Matias Capeletto
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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/// \file unconstrained_set_of.hpp
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/// \brief Include support for set constrains for the bimap container
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#ifndef BOOST_BIMAP_UNCONSTRAINED_SET_OF_HPP
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#define BOOST_BIMAP_UNCONSTRAINED_SET_OF_HPP
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/config.hpp>
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#include <boost/bimap/detail/user_interface_config.hpp>
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#include <boost/mpl/bool.hpp>
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#include <boost/concept_check.hpp>
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#include <boost/bimap/detail/concept_tags.hpp>
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#include <boost/bimap/tags/support/value_type_of.hpp>
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#include <boost/bimap/detail/generate_index_binder.hpp>
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#include <boost/bimap/detail/generate_view_binder.hpp>
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#include <boost/bimap/detail/generate_relation_binder.hpp>
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#include <boost/bimap/views/unconstrained_map_view.hpp>
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#include <boost/bimap/views/unconstrained_set_view.hpp>
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namespace boost {
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namespace bimaps {
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/// \brief Set Type Specification
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/**
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This struct is used to specify a set specification.
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It is not a container, it is just a metaprogramming facility to
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express the type of a set. Generally, this specification will
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be used in other place to create a container.
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The first parameter is the type of the objects in the set.
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\code
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using namespace support;
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BOOST_STATIC_ASSERT( is_set_type_of< unconstrained_set_of<Type> >::value )
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\endcode
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See also unconstrained_set_of_relation.
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**/
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template
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<
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class KeyType
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>
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struct unconstrained_set_of : public ::boost::bimaps::detail::set_type_of_tag
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{
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/// User type, can be tagged
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typedef KeyType user_type;
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/// Type of the object that will be stored in the container
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typedef BOOST_DEDUCED_TYPENAME ::boost::bimaps::tags::support::
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value_type_of<user_type>::type value_type;
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struct lazy_concept_checked
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{
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BOOST_CLASS_REQUIRE ( value_type,
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boost, AssignableConcept );
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typedef unconstrained_set_of type;
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};
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BOOST_BIMAP_GENERATE_INDEX_BINDER_FAKE
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BOOST_BIMAP_GENERATE_MAP_VIEW_BINDER(
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// binds to
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views::unconstrained_map_view
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)
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BOOST_BIMAP_GENERATE_SET_VIEW_BINDER(
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// binds to
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views::unconstrained_set_view
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)
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typedef mpl::bool_<true> mutable_key;
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};
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/// \brief Set Of Relation Specification
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/**
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This struct is similar to unconstrained_set_of but it is bind
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logically to a relation. It is used in the bimap instantiation to
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specify the desired type of the main view.
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See also unconstrained_set_of, is_set_type_of_relation.
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**/
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struct unconstrained_set_of_relation : public ::boost::bimaps::detail::set_type_of_relation_tag
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{
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BOOST_BIMAP_GENERATE_RELATION_BINDER_0CP(
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// binds to
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unconstrained_set_of
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)
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typedef mpl::bool_<true> left_mutable_key;
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typedef mpl::bool_<true> right_mutable_key;
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};
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#ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
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namespace detail {
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template<class T>
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struct is_unconstrained_set_of :
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::boost::mpl::false_ {};
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template<class T>
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struct is_unconstrained_set_of< unconstrained_set_of<T> > :
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::boost::mpl::true_ {};
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} // namespace detail
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#endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
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} // namespace bimaps
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} // namespace boost
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/** \struct boost::bimaps::detail::is_unconstrained_set_of
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\brief Trait to check if a type is unconstrained_set_of.
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\code
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template< class T >
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struct is_unconstrained_set_of;
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\endcode
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**/
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#endif // BOOST_BIMAP_UNCONSTRAINED_SET_OF_HPP
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