104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
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// Boost.Assign library
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//
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// Copyright Thorsten Ottosen 2006. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (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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//
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// For more information, see http://www.boost.org/libs/assign/
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//
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#ifndef BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP
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#define BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_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/assign/list_inserter.hpp>
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#include <boost/type_traits/remove_reference.hpp>
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#include <boost/type_traits/remove_pointer.hpp>
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namespace boost
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{
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namespace assign
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{
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template< class PtrMap, class Obj >
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class ptr_map_inserter
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{
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typedef BOOST_DEDUCED_TYPENAME
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remove_pointer< BOOST_DEDUCED_TYPENAME
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remove_reference<Obj>::type >::type
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obj_type;
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typedef BOOST_DEDUCED_TYPENAME PtrMap::key_type
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key_type;
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public:
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ptr_map_inserter( PtrMap& m ) : m_( m )
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{}
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template< class Key >
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ptr_map_inserter& operator()( const Key& t )
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{
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key_type k(t);
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m_.insert( k, new obj_type );
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return *this;
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}
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#ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value
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#define BOOST_ASSIGN_MAX_PARAMS 6
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#endif
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#define BOOST_ASSIGN_MAX_PARAMETERS (BOOST_ASSIGN_MAX_PARAMS - 1)
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#define BOOST_ASSIGN_PARAMS1(n) BOOST_PP_ENUM_PARAMS(n, class T)
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#define BOOST_ASSIGN_PARAMS2(n) BOOST_PP_ENUM_BINARY_PARAMS(n, T, const& t)
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#define BOOST_ASSIGN_PARAMS3(n) BOOST_PP_ENUM_PARAMS(n, t)
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#define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)
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#define BOOST_PP_LOCAL_MACRO(n) \
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template< class T, BOOST_ASSIGN_PARAMS1(n) > \
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ptr_map_inserter& operator()( const T& t, BOOST_ASSIGN_PARAMS2(n) ) \
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{ \
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key_type k(t); \
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m_.insert( k, new obj_type( BOOST_ASSIGN_PARAMS3(n) ) ); \
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return *this; \
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} \
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/**/
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#include BOOST_PP_LOCAL_ITERATE()
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private:
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ptr_map_inserter& operator=( const ptr_map_inserter& );
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PtrMap& m_;
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};
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template< class PtrMap >
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inline ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >
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ptr_map_insert( PtrMap& m )
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{
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return ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >( m );
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}
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#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
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template< class T, class PtrMap >
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inline ptr_map_inserter< PtrMap, T >
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ptr_map_insert( PtrMap& m )
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{
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return ptr_map_inserter< PtrMap, T >( m );
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}
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#endif
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} // namespace 'assign'
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} // namespace 'boost'
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#undef BOOST_ASSIGN_PARAMS1
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#undef BOOST_ASSIGN_PARAMS2
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#undef BOOST_ASSIGN_PARAMS3
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#undef BOOST_ASSIGN_MAX_PARAMETERS
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#endif
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