/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #define WIN32_LEAN_AND_MEAN #include #include #include "nlsupport.hxx" #include #include #include #include #include #include /* XXX NOTE: * http://msdn.microsoft.com/en-us/library/windows/desktop/dd373848.aspx * (retrieved 2013-02-13) has some weird description for the LOCALE_SISO* * constants: "The maximum number of characters allowed for this string is * nine, including a terminating null character." NINE?!? In ISO 639 and ISO * 3166? */ constexpr int ELP_LANGUAGE_FIELD_LENGTH = 4; constexpr int ELP_COUNTRY_FIELD_LENGTH = 3; static int GetLocaleInfoN(LPCWSTR l, LCTYPE t, DWORD& n) { return GetLocaleInfoEx(l, t | LOCALE_RETURN_NUMBER, reinterpret_cast(&n), sizeof(n) / sizeof(WCHAR)); } rtl_TextEncoding SAL_CALL osl_getTextEncodingFromLocale( rtl_Locale * pLocale ) { /* if pLocale is NULL, use process locale as default */ if( nullptr == pLocale ) osl_getProcessLocale( &pLocale ); if (!pLocale || !pLocale->Language || !pLocale->Language->length) return RTL_TEXTENCODING_DONTKNOW; /* Build a BCP47 tag */ OUStringBuffer sLocale(OUString::unacquired(&pLocale->Language)); if (pLocale->Country && pLocale->Country->length > 0) sLocale.append("-" + OUString::unacquired(&pLocale->Country)); sLocale.append('\0'); /* query ansi codepage for given locale */ DWORD codepage; if (!GetLocaleInfoN(o3tl::toW(sLocale.getStr()), LOCALE_IDEFAULTANSICODEPAGE, codepage)) { WCHAR resolved[LOCALE_NAME_MAX_LENGTH]; if (!ResolveLocaleName(o3tl::toW(sLocale.getStr()), resolved, std::size(resolved))) return RTL_TEXTENCODING_DONTKNOW; if (!GetLocaleInfoN(resolved, LOCALE_IDEFAULTANSICODEPAGE, codepage)) return RTL_TEXTENCODING_DONTKNOW; } /* if GetLocaleInfo returns 0, it is a UNICODE only locale */ if (0 == codepage) return RTL_TEXTENCODING_UNICODE; /* find matching rtl encoding */ return rtl_getTextEncodingFromWindowsCodePage(codepage); } void imp_getProcessLocale( rtl_Locale ** ppLocale ) { WCHAR locale[LOCALE_NAME_MAX_LENGTH]; WCHAR langCode[ELP_LANGUAGE_FIELD_LENGTH]; WCHAR ctryCode[ELP_COUNTRY_FIELD_LENGTH]; assert(ppLocale); /* get the locale name to retrieve information from */ /* and call GetLocaleInfo to retrieve the iso codes */ if( GetUserDefaultLocaleName(locale, std::size(locale)) && GetLocaleInfoEx( locale, LOCALE_SISO639LANGNAME , langCode, std::size(langCode) ) && GetLocaleInfoEx( locale, LOCALE_SISO3166CTRYNAME , ctryCode, std::size(ctryCode) ) ) { *ppLocale = rtl_locale_register( o3tl::toU(langCode), o3tl::toU(ctryCode), u"" ); } else { *ppLocale = rtl_locale_register( u"C", u"", u"" ); } } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */