71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2011 Joel de Guzman
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Copyright (c) 2005-2006 Dan Marsden
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if !defined(BOOST_FUSION_EXAMPLE_STRUCT_ITERATOR)
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#define BOOST_FUSION_EXAMPLE_STRUCT_ITERATOR
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#include <boost/fusion/support/iterator_base.hpp>
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#include <boost/fusion/support/category_of.hpp>
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#include <boost/fusion/support/tag_of_fwd.hpp>
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#include <boost/mpl/int.hpp>
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#include <boost/type_traits/add_const.hpp>
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#include <boost/static_assert.hpp>
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#include "./detail/next_impl.hpp"
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#include "./detail/prior_impl.hpp"
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#include "./detail/deref_impl.hpp"
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#include "./detail/advance_impl.hpp"
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#include "./detail/distance_impl.hpp"
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#include "./detail/value_of_impl.hpp"
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#include "./detail/equal_to_impl.hpp"
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#include "./detail/key_of_impl.hpp"
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#include "./detail/value_of_data_impl.hpp"
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#include "./detail/deref_data_impl.hpp"
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namespace example
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{
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struct example_struct_iterator_tag;
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template<typename Struct, int Pos>
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struct example_struct_iterator;
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}
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namespace boost { namespace fusion {
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namespace traits
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{
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template<typename Struct, int Pos>
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struct tag_of<example::example_struct_iterator<Struct, Pos> >
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{
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typedef example::example_struct_iterator_tag type;
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};
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}
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}}
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namespace example {
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template<typename Struct, int Pos>
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struct example_struct_iterator
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: boost::fusion::iterator_base<example_struct_iterator<Struct, Pos> >
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{
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BOOST_STATIC_ASSERT(Pos >=0 && Pos < 3);
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typedef Struct struct_type;
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typedef boost::mpl::int_<Pos> index;
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struct category
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: boost::fusion::random_access_traversal_tag
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, boost::fusion::associative_tag
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{};
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example_struct_iterator(Struct& str)
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: struct_(str) {}
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Struct& struct_;
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};
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}
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#endif
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