332 lines
5.5 KiB
C++
Executable File
332 lines
5.5 KiB
C++
Executable File
/*
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* This file is a part of Winix
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* and is not publicly distributed
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*
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* Copyright (c) 2010, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#include "locale.h"
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#include "core/log.h"
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Locale::Locale()
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{
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loc_tab.resize(lang_unknown);
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default_lang = lang_en;
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current_lang = lang_en;
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input_as_utf8 = false;
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}
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void Locale::AddLocale(Lang lang)
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{
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ConfParser::TableSingle::iterator i = loc_parser.table_single.begin();
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for( ; i != loc_parser.table_single.end() ; ++i)
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loc_tab[lang][i->first] = i->second;
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}
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void Locale::ReadFile(const char * dir, const char * dir_def, Lang lang, const char * file)
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{
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if( static_cast<size_t>(lang) >= loc_tab.size() )
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{
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// ops, something wrong
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return;
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}
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loc_tab[lang].clear();
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bool read = false;
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if( dir_def && ReadFile(dir_def, lang, file) )
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read = true;
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if( dir && ReadFile(dir, lang, file) )
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read = true;
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if( !read )
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log << log1 << "Locale: can't open locale's file: " << file << logend;
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}
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bool Locale::ReadFile(const char * dir, Lang lang, const char * file)
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{
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bool read = false;
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file_name = dir;
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file_name += '/';
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file_name += file;
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loc_parser.SplitSingle(true);
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loc_parser.UTF8(input_as_utf8);
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if( loc_parser.Parse(file_name) == ConfParser::ok )
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{
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read = true;
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AddLocale(lang);
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log << log3 << "Locale: read locale from: " << file_name << logend;
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}
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return read;
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}
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void Locale::ReadSubstTable(const char * dir, const char * dir_def)
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{
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bool read = false;
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subst_original.clear();
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subst_changeto.clear();
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if( dir_def && ReadSubstTable(dir_def) )
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read = true;
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if( dir && ReadSubstTable(dir) )
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read = true;
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if( !read )
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log << log1 << "Locale: can't open file for characters substitution" << logend;
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}
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bool Locale::ReadSubstTable(const char * dir)
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{
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bool read = false;
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file_name = dir;
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file_name += '/';
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file_name += "substitute";
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loc_parser.SplitSingle(true);
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loc_parser.UTF8(input_as_utf8);
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if( loc_parser.Parse(file_name) == ConfParser::ok )
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{
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read = true;
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subst_original = loc_parser.table_single[L"original"];
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subst_changeto = loc_parser.table_single[L"changeto"];
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log << log3 << "Locale: read characters substitution tables from: " << file_name << logend;
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}
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return read;
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}
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void Locale::Read(const char * dir, const char * dir_def)
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{
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ReadFile(dir, dir_def, lang_pl, "pl");
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ReadFile(dir, dir_def, lang_en, "en");
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ReadSubstTable(dir, dir_def);
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if( subst_original.size() != subst_changeto.size() )
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log << log1 << "Locale: substitution tables have different sizes" << logend;
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}
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void Locale::Read(const std::string & dir, const std::string & dir_def)
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{
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if( dir_def.empty() )
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Read(dir.c_str());
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else
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Read(dir.c_str(), dir_def.c_str());
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}
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void Locale::Read(const wchar_t * dir, const wchar_t * dir_def)
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{
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AssignString(dir, adir1);
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if( !dir_def )
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{
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Read(adir1.c_str());
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}
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else
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{
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AssignString(dir_def, adir2);
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Read(adir1.c_str(), adir2.c_str());
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}
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}
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void Locale::Read(const std::wstring & dir, const std::wstring & dir_def)
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{
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Read(dir.c_str(), dir_def.c_str());
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}
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void Locale::SetLang(Lang lang)
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{
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current_lang = lang;
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}
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Locale::Lang Locale::GetLang()
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{
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return current_lang;
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}
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void Locale::SetLangDef(Lang lang)
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{
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default_lang = lang_en;
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}
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bool Locale::IsKey(const std::wstring & key) const
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{
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return IsKey(key, current_lang);
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}
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bool Locale::IsKey(const std::wstring & key, Lang lang) const
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{
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if( static_cast<size_t>(lang) >= loc_tab.size() )
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{
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// ops, something wrong
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return false;
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}
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// looking in the lang language
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ConfParser::TableSingle::const_iterator i = loc_tab[lang].find(key);
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if( i != loc_tab[lang].end() )
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return true;
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if( lang == default_lang )
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return false;
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if( static_cast<size_t>(default_lang) >= loc_tab.size() )
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{
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// ops, something wrong
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return false;
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}
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// looking in a default language
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i = loc_tab[default_lang].find(key);
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if( i != loc_tab[default_lang].end() )
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return true;
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// there is no such a key
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return false;
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}
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const std::wstring & Locale::Get(const std::wstring & key) const
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{
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return Get(key, current_lang);
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}
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const std::wstring & Locale::Get(const std::wstring & key, Lang lang) const
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{
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if( static_cast<size_t>(lang) >= loc_tab.size() )
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{
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// ops, something wrong
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return empty;
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}
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// looking in the lang language
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ConfParser::TableSingle::const_iterator i = loc_tab[lang].find(key);
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if( i != loc_tab[lang].end() )
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return i->second;
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if( lang == default_lang )
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return empty;
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if( static_cast<size_t>(default_lang) >= loc_tab.size() )
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{
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// ops, something wrong
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return empty;
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}
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// looking in a default language
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i = loc_tab[default_lang].find(key);
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if( i != loc_tab[default_lang].end() )
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return i->second;
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// there is no such a key
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return empty;
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}
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Locale::Lang Locale::StrToLang(const std::wstring & str)
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{
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if( str == L"en" )
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return lang_en;
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else
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if( str == L"pl" )
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return lang_pl;
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return lang_unknown;
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}
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const wchar_t * Locale::LangToStr(Lang lang)
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{
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static wchar_t buffer[30];
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size_t buffer_len = sizeof(buffer) / sizeof(wchar_t);
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switch(lang)
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{
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case lang_en:
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swprintf(buffer, buffer_len, L"en");
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break;
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case lang_pl:
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swprintf(buffer, buffer_len, L"pl");
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break;
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default:
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swprintf(buffer, buffer_len, L"unknown");
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}
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return buffer;
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}
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size_t Locale::Size()
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{
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return loc_tab.size();
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}
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void Locale::UTF8(bool utf)
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{
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input_as_utf8 = utf;
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}
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wchar_t Locale::Subst(wchar_t c)
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{
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size_t i = subst_original.find(c);
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if( i == std::wstring::npos || i >= subst_changeto.size() )
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return c;
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return subst_changeto[i];
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}
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void Locale::Subst(std::wstring & str)
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{
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for(size_t i=0 ; i<str.size() ; ++i)
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str[i] = Subst(str[i]);
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}
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