73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
//
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// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
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// Copyright (c) 2022-2023 Alexander Grund
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//
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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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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#include <boost/locale/detail/facet_id.hpp>
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#include <locale>
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#include <string>
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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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namespace boost { namespace locale {
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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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class BOOST_SYMBOL_VISIBLE info : public std::locale::facet, public detail::facet_id<info> {
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public:
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/// String information about the locale
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enum string_property {
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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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/// Integer information about locale
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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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/// Standard facet's constructor
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info(size_t refs = 0) : std::locale::facet(refs) {}
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/// Get language name
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std::string language() const { return get_string_property(language_property); }
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/// Get country name
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std::string country() const { return get_string_property(country_property); }
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/// Get locale variant
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std::string variant() const { return get_string_property(variant_property); }
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/// Get encoding
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std::string encoding() const { return get_string_property(encoding_property); }
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/// Get the name of the locale, like en_US.UTF-8
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std::string name() const { return get_string_property(name_property); }
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/// True if the underlying encoding is UTF-8 (for char streams and strings)
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bool utf8() const { return get_integer_property(utf8_property) != 0; }
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protected:
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/// Get string property by its id \a v
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virtual std::string get_string_property(string_property v) const = 0;
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/// Get integer property by its id \a v
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virtual int get_integer_property(integer_property v) const = 0;
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};
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}} // namespace boost::locale
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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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