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