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58 lines
1.3 KiB
58 lines
1.3 KiB
/* Copyright 2006-2008 Joaquin M Lopez Munoz. |
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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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* |
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* See http://www.boost.org/libs/flyweight for library home page. |
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*/ |
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#ifndef BOOST_FLYWEIGHT_DETAIL_DEFAULT_VALUE_POLICY_HPP |
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#define BOOST_FLYWEIGHT_DETAIL_DEFAULT_VALUE_POLICY_HPP |
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#if defined(_MSC_VER)&&(_MSC_VER>=1200) |
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#pragma once |
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#endif |
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#include <boost/flyweight/detail/value_tag.hpp> |
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#include <boost/preprocessor/repetition/enum_params.hpp> |
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/* Default value policy: the key is the same as the value. |
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*/ |
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namespace boost{ |
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namespace flyweights{ |
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namespace detail{ |
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template<typename Value> |
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struct default_value_policy:value_marker |
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{ |
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typedef Value key_type; |
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typedef Value value_type; |
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struct rep_type |
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{ |
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/* template ctors */ |
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#define BOOST_FLYWEIGHT_PERFECT_FWD_NAME explicit rep_type |
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#define BOOST_FLYWEIGHT_PERFECT_FWD_BODY(n) \ |
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:x(BOOST_PP_ENUM_PARAMS(n,t)){} |
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#include <boost/flyweight/detail/perfect_fwd.hpp> |
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operator const value_type&()const{return x;} |
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value_type x; |
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}; |
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static void construct_value(const rep_type&){} |
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static void copy_value(const rep_type&){} |
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}; |
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} /* namespace flyweights::detail */ |
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} /* namespace flyweights */ |
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} /* namespace boost */ |
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#endif
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