]>
Commit | Line | Data |
---|---|---|
1 | // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com) | |
2 | // (C) Copyright 2003-2007 Jonathan Turkanis | |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.) | |
5 | ||
6 | // See http://www.boost.org/libs/iostreams for documentation. | |
7 | ||
8 | #ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED | |
9 | #define BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED | |
10 | ||
11 | #if defined(_MSC_VER) | |
12 | # pragma once | |
13 | #endif | |
14 | ||
15 | #include <boost/config.hpp> // DEDUCED_TYPENAME, MSVC. | |
16 | #include <boost/detail/workaround.hpp> | |
17 | #include <boost/iostreams/detail/dispatch.hpp> | |
18 | #include <boost/iostreams/detail/streambuf.hpp> | |
19 | #include <boost/iostreams/detail/wrap_unwrap.hpp> | |
20 | #include <boost/iostreams/operations_fwd.hpp> | |
21 | #include <boost/mpl/if.hpp> | |
22 | ||
23 | // Must come last. | |
24 | #include <boost/iostreams/detail/config/disable_warnings.hpp> | |
25 | ||
26 | namespace boost { namespace iostreams { | |
27 | ||
28 | namespace detail { | |
29 | ||
30 | // Implementation templates for simulated tag dispatch. | |
31 | template<typename T> | |
32 | struct imbue_impl; | |
33 | ||
34 | } // End namespace detail. | |
35 | ||
36 | template<typename T, typename Locale> | |
37 | void imbue(T& t, const Locale& loc) | |
38 | { detail::imbue_impl<T>::imbue(detail::unwrap(t), loc); } | |
39 | ||
40 | namespace detail { | |
41 | ||
42 | //------------------Definition of imbue_impl----------------------------------// | |
43 | ||
44 | template<typename T> | |
45 | struct imbue_impl | |
46 | : mpl::if_< | |
47 | is_custom<T>, | |
48 | operations<T>, | |
49 | imbue_impl< | |
50 | BOOST_DEDUCED_TYPENAME | |
51 | dispatch< | |
52 | T, streambuf_tag, localizable_tag, any_tag | |
53 | >::type | |
54 | > | |
55 | >::type | |
56 | { }; | |
57 | ||
58 | template<> | |
59 | struct imbue_impl<any_tag> { | |
60 | template<typename T, typename Locale> | |
61 | static void imbue(T&, const Locale&) { } | |
62 | }; | |
63 | ||
64 | template<> | |
65 | struct imbue_impl<streambuf_tag> { | |
66 | template<typename T, typename Locale> | |
67 | static void imbue(T& t, const Locale& loc) { t.pubimbue(loc); } | |
68 | }; | |
69 | ||
70 | template<> | |
71 | struct imbue_impl<localizable_tag> { | |
72 | template<typename T, typename Locale> | |
73 | static void imbue(T& t, const Locale& loc) { t.imbue(loc); } | |
74 | }; | |
75 | ||
76 | } // End namespace detail. | |
77 | ||
78 | } } // End namespaces iostreams, boost. | |
79 | ||
80 | #include <boost/iostreams/detail/config/enable_warnings.hpp> | |
81 | ||
82 | #endif // #ifndef BOOST_IOSTREAMS_IMBUE_HPP_INCLUDED |