/*============================================================================= | |
Copyright (c) 2001-2006 Joel de Guzman | |
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(FUSION_JOINT_VIEW_ITERATOR_07162005_0140) | |
#define FUSION_JOINT_VIEW_ITERATOR_07162005_0140 | |
#include <boost/fusion/support/iterator_base.hpp> | |
#include <boost/fusion/iterator/equal_to.hpp> | |
#include <boost/fusion/iterator/mpl/convert_iterator.hpp> | |
#include <boost/fusion/adapted/mpl/mpl_iterator.hpp> | |
#include <boost/fusion/view/joint_view/detail/deref_impl.hpp> | |
#include <boost/fusion/view/joint_view/detail/next_impl.hpp> | |
#include <boost/fusion/view/joint_view/detail/value_of_impl.hpp> | |
#include <boost/fusion/view/joint_view/detail/deref_data_impl.hpp> | |
#include <boost/fusion/view/joint_view/detail/value_of_data_impl.hpp> | |
#include <boost/fusion/view/joint_view/detail/key_of_impl.hpp> | |
#include <boost/static_assert.hpp> | |
namespace boost { namespace fusion | |
{ | |
struct joint_view_iterator_tag; | |
struct forward_traversal_tag; | |
template <typename Category, typename First, typename Last, typename Concat> | |
struct joint_view_iterator | |
: iterator_base<joint_view_iterator<Category, First, Last, Concat> > | |
{ | |
typedef convert_iterator<First> first_converter; | |
typedef convert_iterator<Last> last_converter; | |
typedef convert_iterator<Concat> concat_converter; | |
typedef typename first_converter::type first_type; | |
typedef typename last_converter::type last_type; | |
typedef typename concat_converter::type concat_type; | |
typedef joint_view_iterator_tag fusion_tag; | |
typedef Category category; | |
BOOST_STATIC_ASSERT((!result_of::equal_to<first_type, last_type>::value)); | |
joint_view_iterator(First const& in_first, Concat const& in_concat) | |
: first(first_converter::call(in_first)) | |
, concat(concat_converter::call(in_concat)) | |
{} | |
first_type first; | |
concat_type concat; | |
private: | |
// silence MSVC warning C4512: assignment operator could not be generated | |
joint_view_iterator& operator= (joint_view_iterator const&); | |
}; | |
}} | |
#endif | |