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82 lines
2.2 KiB
82 lines
2.2 KiB
// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com) |
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// (C) Copyright 2003-2007 Jonathan Turkanis |
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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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// See http://www.boost.org/libs/iostreams for documentation. |
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#ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED |
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#define BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED |
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#if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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# pragma once |
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#endif |
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#include <boost/config.hpp> // DEDUCED_TYPENAME, MSVC. |
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#include <boost/detail/workaround.hpp> |
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#include <boost/iostreams/detail/dispatch.hpp> |
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#include <boost/iostreams/detail/streambuf.hpp> |
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#include <boost/iostreams/detail/wrap_unwrap.hpp> |
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#include <boost/iostreams/operations_fwd.hpp> |
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#include <boost/mpl/if.hpp> |
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// Must come last. |
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#include <boost/iostreams/detail/config/disable_warnings.hpp> |
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namespace boost { namespace iostreams { |
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namespace detail { |
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// Implementation templates for simulated tag dispatch. |
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template<typename T> |
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struct imbue_impl; |
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} // End namespace detail. |
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template<typename T, typename Locale> |
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void imbue(T& t, const Locale& loc) |
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{ detail::imbue_impl<T>::imbue(detail::unwrap(t), loc); } |
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namespace detail { |
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//------------------Definition of imbue_impl----------------------------------// |
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template<typename T> |
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struct imbue_impl |
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: mpl::if_< |
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is_custom<T>, |
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operations<T>, |
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imbue_impl< |
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BOOST_DEDUCED_TYPENAME |
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dispatch< |
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T, streambuf_tag, localizable_tag, any_tag |
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>::type |
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> |
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>::type |
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{ }; |
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template<> |
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struct imbue_impl<any_tag> { |
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template<typename T, typename Locale> |
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static void imbue(T&, const Locale&) { } |
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}; |
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template<> |
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struct imbue_impl<streambuf_tag> { |
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template<typename T, typename Locale> |
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static void imbue(T& t, const Locale& loc) { t.pubimbue(loc); } |
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}; |
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template<> |
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struct imbue_impl<localizable_tag> { |
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template<typename T, typename Locale> |
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static void imbue(T& t, const Locale& loc) { t.imbue(loc); } |
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}; |
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} // End namespace detail. |
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} } // End namespaces iostreams, boost. |
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#include <boost/iostreams/detail/config/enable_warnings.hpp> |
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#endif // #ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED
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