1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // no include "precompiled_i18npool.hxx" because this file is included in insys.cxx 29 30 #include <sal/config.h> 31 32 #ifdef _MSC_VER 33 #pragma warning(push,1) // disable warnings within system headers 34 #endif 35 #include <windef.h> // needed by winnls.h 36 #include <winbase.h> // needed by winnls.h 37 #include <winnls.h> 38 #ifdef _MSC_VER 39 #pragma warning(pop) 40 #endif 41 #include <rtl/instance.hxx> 42 #include "i18npool/mslangid.hxx" 43 44 static LanguageType nImplSystemLanguage = LANGUAGE_DONTKNOW; 45 static LanguageType nImplSystemUILanguage = LANGUAGE_DONTKNOW; 46 47 // ======================================================================= 48 49 static LanguageType GetSVLang( LANGID nWinLangId ) 50 { 51 // No Translation, we work with the original MS code without the SORT_ID. 52 // So we can get never LANG-ID's from MS, which are currently not defined 53 // by us. 54 return LanguageType( static_cast<sal_uInt16>(nWinLangId & 0xffff)); 55 } 56 57 // ----------------------------------------------------------------------- 58 59 typedef LANGID (WINAPI *getLangFromEnv)(); 60 61 static void getPlatformSystemLanguageImpl( LanguageType& rSystemLanguage, 62 getLangFromEnv pGetUserDefault, getLangFromEnv pGetSystemDefault ) 63 { 64 LanguageType nLang = rSystemLanguage; 65 if ( nLang == LANGUAGE_DONTKNOW ) 66 { 67 ::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex()); 68 nLang = rSystemLanguage; 69 if ( nLang == LANGUAGE_DONTKNOW ) 70 { 71 LANGID nLangId; 72 73 nLangId = (pGetUserDefault)(); 74 nLang = GetSVLang( nLangId ); 75 76 if ( nLang == LANGUAGE_DONTKNOW ) 77 { 78 nLangId = (pGetSystemDefault)(); 79 nLang = GetSVLang( nLangId ); 80 } 81 OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER(); 82 rSystemLanguage = nLang; 83 } 84 else 85 OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER(); 86 } 87 } 88 89 // ----------------------------------------------------------------------- 90 91 LanguageType MsLangId::getPlatformSystemLanguage() 92 { 93 getPlatformSystemLanguageImpl( nImplSystemLanguage, 94 &GetUserDefaultLangID, &GetSystemDefaultLangID); 95 return nImplSystemLanguage; 96 } 97 98 // ----------------------------------------------------------------------- 99 100 LanguageType MsLangId::getPlatformSystemUILanguage() 101 { 102 // TODO: this could be distinguished, #if(WINVER >= 0x0500) 103 // needs _run_ time differentiation though, not at compile time. 104 getPlatformSystemLanguageImpl( nImplSystemUILanguage, 105 &GetUserDefaultUILanguage, &GetSystemDefaultUILanguage); 106 return nImplSystemUILanguage; 107 } 108