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80 lines
2.3 KiB
80 lines
2.3 KiB
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#ifndef BOOST_MPL_SET_AUX_ITEM_HPP_INCLUDED |
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#define BOOST_MPL_SET_AUX_ITEM_HPP_INCLUDED |
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// Copyright Aleksey Gurtovoy 2003-2007 |
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// Copyright David Abrahams 2003-2004 |
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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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// |
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// See http://www.boost.org/libs/mpl for documentation. |
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// $Id: item.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
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// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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// $Revision: 49267 $ |
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#include <boost/mpl/long.hpp> |
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#include <boost/mpl/void.hpp> |
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#include <boost/mpl/next.hpp> |
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#include <boost/mpl/prior.hpp> |
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#include <boost/mpl/set/aux_/set0.hpp> |
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#include <boost/mpl/aux_/type_wrapper.hpp> |
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#include <boost/mpl/aux_/config/arrays.hpp> |
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namespace boost { namespace mpl { |
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template< typename T, typename Base > |
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struct s_item |
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: Base |
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{ |
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typedef s_item<T,Base> item_; |
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typedef void_ last_masked_; |
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typedef T item_type_; |
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typedef Base base; |
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typedef typename next< typename Base::size >::type size; |
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typedef typename next< typename Base::order >::type order; |
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#if defined(BOOST_MPL_CFG_NO_DEPENDENT_ARRAY_TYPES) |
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typedef typename aux::weighted_tag<BOOST_MPL_AUX_MSVC_VALUE_WKND(order)::value>::type order_tag_; |
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#else |
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typedef char (&order_tag_)[BOOST_MPL_AUX_MSVC_VALUE_WKND(order)::value]; |
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#endif |
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BOOST_MPL_AUX_SET_OVERLOAD( order_tag_, ORDER_BY_KEY, s_item, aux::type_wrapper<T>* ); |
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BOOST_MPL_AUX_SET_OVERLOAD( aux::no_tag, IS_MASKED, s_item, aux::type_wrapper<T>* ); |
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}; |
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template< typename T, typename Base > |
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struct s_mask |
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: Base |
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{ |
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typedef s_mask<T,Base> item_; |
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typedef T last_masked_; |
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typedef void_ item_type_; |
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typedef Base base; |
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typedef typename prior< typename Base::size >::type size; |
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BOOST_MPL_AUX_SET_OVERLOAD( aux::yes_tag, IS_MASKED, s_mask, aux::type_wrapper<T>* ); |
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}; |
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template< typename T, typename Base > |
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struct s_unmask |
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: Base |
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{ |
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typedef s_unmask<T,Base> item_; |
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typedef void_ last_masked_; |
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typedef T item_type_; |
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typedef Base base; |
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typedef typename next< typename Base::size >::type size; |
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BOOST_MPL_AUX_SET_OVERLOAD( aux::no_tag, IS_MASKED, s_unmask, aux::type_wrapper<T>* ); |
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}; |
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}} |
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#endif // BOOST_MPL_SET_AUX_ITEM_HPP_INCLUDED
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