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103 lines
2.8 KiB
103 lines
2.8 KiB
// 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) && (_MSC_VER >= 1020) |
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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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