/*============================================================================= Copyright (c) 2001-2011 Joel de Guzman Copyright (c) 2005-2006 Dan Marsden 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) ==============================================================================*/ #if !defined(BOOST_FUSION_EXAMPLE_STRUCT_ITERATOR) #define BOOST_FUSION_EXAMPLE_STRUCT_ITERATOR #include <boost/fusion/support/iterator_base.hpp> #include <boost/fusion/support/category_of.hpp> #include <boost/fusion/support/tag_of_fwd.hpp> #include <boost/mpl/int.hpp> #include <boost/type_traits/add_const.hpp> #include <boost/static_assert.hpp> #include "./detail/next_impl.hpp" #include "./detail/prior_impl.hpp" #include "./detail/deref_impl.hpp" #include "./detail/advance_impl.hpp" #include "./detail/distance_impl.hpp" #include "./detail/value_of_impl.hpp" #include "./detail/equal_to_impl.hpp" #include "./detail/key_of_impl.hpp" #include "./detail/value_of_data_impl.hpp" #include "./detail/deref_data_impl.hpp" namespace example { struct example_struct_iterator_tag; template<typename Struct, int Pos> struct example_struct_iterator; } namespace boost { namespace fusion { namespace traits { template<typename Struct, int Pos> struct tag_of<example::example_struct_iterator<Struct, Pos> > { typedef example::example_struct_iterator_tag type; }; } }} namespace example { template<typename Struct, int Pos> struct example_struct_iterator : boost::fusion::iterator_base<example_struct_iterator<Struct, Pos> > { BOOST_STATIC_ASSERT(Pos >=0 && Pos < 3); typedef Struct struct_type; typedef boost::mpl::int_<Pos> index; struct category : boost::fusion::random_access_traversal_tag , boost::fusion::associative_tag {}; example_struct_iterator(Struct& str) : struct_(str) {} Struct& struct_; }; } #endif