| 1 | // Boost.TypeErasure library |
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| 2 | // |
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| 3 | // Copyright 2015 Steven Watanabe |
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| 4 | // |
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| 5 | // Distributed under the Boost Software License Version 1.0. (See |
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| 6 | // accompanying file LICENSE_1_0.txt or copy at |
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| 7 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 8 | // |
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| 9 | // $Id$ |
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| 10 | |
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| 11 | #ifndef BOOST_TYPE_ERASURE_DYNAMIC_BINDING_HPP_INCLUDED |
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| 12 | #define BOOST_TYPE_ERASURE_DYNAMIC_BINDING_HPP_INCLUDED |
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| 13 | |
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| 14 | #include <boost/type_erasure/detail/dynamic_vtable.hpp> |
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| 15 | #include <boost/type_erasure/static_binding.hpp> |
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| 16 | |
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| 17 | namespace boost { |
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| 18 | namespace type_erasure { |
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| 19 | |
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| 20 | /** |
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| 21 | * Maps a set of placeholders to actual types. |
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| 22 | */ |
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| 23 | template<class PlaceholderList> |
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| 24 | class dynamic_binding |
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| 25 | { |
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| 26 | public: |
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| 27 | template<class Map> |
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| 28 | dynamic_binding(const static_binding<Map>&) |
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| 29 | { |
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| 30 | impl.template init<Map>(); |
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| 31 | } |
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| 32 | template<class Concept, class Map> |
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| 33 | dynamic_binding(const binding<Concept>& other, const static_binding<Map>&) |
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| 34 | { |
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| 35 | impl.template convert_from<Map>(*other.impl.table); |
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| 36 | } |
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| 37 | private: |
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| 38 | template<class Concept> |
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| 39 | friend class binding; |
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| 40 | typename ::boost::type_erasure::detail::make_dynamic_vtable<PlaceholderList>::type impl; |
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| 41 | }; |
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| 42 | |
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| 43 | } |
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| 44 | } |
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| 45 | |
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| 46 | #endif |
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| 47 | |
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