booster/locale/generator.h

//
//  Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
//
//  Distributed under the Boost Software License, Version 1.0. (See
//  accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOSTER_LOCALE_GENERATOR_HPP
#define BOOSTER_LOCALE_GENERATOR_HPP
#include <booster/config.h>
#include <booster/cstdint.h>
#ifdef BOOSTER_MSVC
#  pragma warning(push)
#  pragma warning(disable : 4275 4251 4231 4660)
#endif
#include <string>
#include <locale>
#include <memory>

namespace booster {

    template<typename Type>
    class shared_ptr;

    namespace locale {

        class localization_backend;
        class localization_backend_manager;

        static const uint32_t nochar_facet    = 0;        
        static const uint32_t char_facet      = 1 << 0;   
        static const uint32_t wchar_t_facet   = 1 << 1;   
        static const uint32_t char16_t_facet  = 1 << 2;   
        static const uint32_t char32_t_facet  = 1 << 3;   

        static const uint32_t character_first_facet = char_facet;  
        static const uint32_t character_last_facet = char32_t_facet; 
        static const uint32_t all_characters = 0xFFFF;     
        
        typedef uint32_t character_facet_type; 

        static const uint32_t     convert_facet   = 1 << 0;   
        static const uint32_t     collation_facet = 1 << 1;   
        static const uint32_t     formatting_facet= 1 << 2;   
        static const uint32_t     parsing_facet   = 1 << 3;   
        static const uint32_t     message_facet   = 1 << 4;   
        static const uint32_t     codepage_facet  = 1 << 5;   
        static const uint32_t     boundary_facet  = 1 << 6;   
            
        static const uint32_t     per_character_facet_first = convert_facet; 
        static const uint32_t     per_character_facet_last = boundary_facet; 

        static const uint32_t     calendar_facet  = 1 << 16;   
        static const uint32_t     information_facet = 1 << 17;   

        static const uint32_t    non_character_facet_first = calendar_facet; 
        static const uint32_t    non_character_facet_last = information_facet;

            
        static const uint32_t    all_categories  = 0xFFFFFFFFu;   
        
        typedef uint32_t locale_category_type; 


        class BOOSTER_API generator {
        public:

            generator();
            generator(localization_backend_manager const &);

            ~generator();

            void categories(locale_category_type cats);
            locale_category_type categories() const;
            
            void characters(character_facet_type chars);
            character_facet_type characters() const;

            void add_messages_domain(std::string const &domain);
            void set_default_messages_domain(std::string const &domain);

            void clear_domains();

            void add_messages_path(std::string const &path);

            void clear_paths();

            void clear_cache();

            void locale_cache_enabled(bool on);

            bool locale_cache_enabled() const;

            bool use_ansi_encoding() const;

            void use_ansi_encoding(bool enc);

            std::locale generate(std::string const &id) const;
            std::locale generate(std::locale const &base,std::string const &id) const;
            std::locale operator()(std::string const &id) const
            {
                return generate(id);
            }
            
            void set_option(std::string const &name,std::string const &value);

            void clear_options();

        private:

            void set_all_options(shared_ptr<localization_backend> backend,std::string const &id) const;

            generator(generator const &);
            void operator=(generator const &);

            struct data;
            std::auto_ptr<data> d;
        };

    }
}
#ifdef BOOSTER_MSVC
#pragma warning(pop)
#endif


#endif
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