126 lines
3.6 KiB
C++
126 lines
3.6 KiB
C++
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//
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// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_LOCALE_INFO_HPP_INCLUDED
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#define BOOST_LOCALE_INFO_HPP_INCLUDED
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#include <boost/locale/config.hpp>
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#ifdef BOOST_MSVC
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# pragma warning(push)
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# pragma warning(disable : 4275 4251 4231 4660)
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#endif
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#include <locale>
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#include <string>
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namespace boost {
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namespace locale {
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///
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/// \brief a facet that holds general information about locale
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///
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/// This facet should be always created in order to make all Boost.Locale functions work
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///
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class BOOST_LOCALE_DECL info : public std::locale::facet
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{
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public:
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static std::locale::id id; ///< This member uniquely defines this facet, required by STL
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///
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/// String information about the locale
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///
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enum string_propery {
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language_property, ///< ISO 639 language id
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country_property, ///< ISO 3166 country id
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variant_property, ///< Variant for locale
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encoding_property, ///< encoding name
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name_property ///< locale name
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};
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///
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/// Integer information about locale
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///
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enum integer_property {
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utf8_property ///< Non zero value if uses UTF-8 encoding
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};
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///
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/// Standard facet's constructor
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///
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info(size_t refs = 0) : std::locale::facet(refs)
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{
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}
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///
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/// Get language name
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///
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std::string language() const
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{
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return get_string_property(language_property);
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}
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///
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/// Get country name
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///
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std::string country() const
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{
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return get_string_property(country_property);
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}
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///
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/// Get locale variant
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///
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std::string variant() const
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{
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return get_string_property(variant_property);
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}
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///
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/// Get encoding
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///
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std::string encoding() const
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{
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return get_string_property(encoding_property);
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}
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///
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/// Get the name of the locale, like en_US.UTF-8
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///
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std::string name() const
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{
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return get_string_property(name_property);
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}
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///
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/// True if the underlying encoding is UTF-8 (for char streams and strings)
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///
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bool utf8() const
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{
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return get_integer_property(utf8_property) != 0;
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}
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#if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
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std::locale::id& __get_id (void) const { return id; }
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#endif
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protected:
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///
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/// Get string property by its id \a v
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///
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virtual std::string get_string_property(string_propery v) const = 0;
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///
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/// Get integer property by its id \a v
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///
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virtual int get_integer_property(integer_property v) const = 0;
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};
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}
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}
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#ifdef BOOST_MSVC
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#pragma warning(pop)
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#endif
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#endif
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// vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4
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