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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// no include "precompiled_i18npool.hxx" because this file is included in insys.cxx
#include <sal/config.h>
#ifdef _MSC_VER
#pragma warning(push,1) // disable warnings within system headers
#endif
#include <windef.h> // needed by winnls.h
#include <winbase.h> // needed by winnls.h
#include <winnls.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#include <rtl/instance.hxx>
#include "i18npool/mslangid.hxx"
static LanguageType nImplSystemLanguage = LANGUAGE_DONTKNOW;
static LanguageType nImplSystemUILanguage = LANGUAGE_DONTKNOW;
// =======================================================================
static LanguageType GetSVLang( LANGID nWinLangId )
{
// No Translation, we work with the original MS code without the SORT_ID.
// So we can get never LANG-ID's from MS, which are currently not defined
// by us.
return LanguageType( static_cast<sal_uInt16>(nWinLangId & 0xffff));
}
// -----------------------------------------------------------------------
typedef LANGID (WINAPI *getLangFromEnv)();
static void getPlatformSystemLanguageImpl( LanguageType& rSystemLanguage,
getLangFromEnv pGetUserDefault, getLangFromEnv pGetSystemDefault )
{
LanguageType nLang = rSystemLanguage;
if ( nLang == LANGUAGE_DONTKNOW )
{
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex());
nLang = rSystemLanguage;
if ( nLang == LANGUAGE_DONTKNOW )
{
LANGID nLangId;
nLangId = (pGetUserDefault)();
nLang = GetSVLang( nLangId );
if ( nLang == LANGUAGE_DONTKNOW )
{
nLangId = (pGetSystemDefault)();
nLang = GetSVLang( nLangId );
}
OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
rSystemLanguage = nLang;
}
else
OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
}
}
// -----------------------------------------------------------------------
LanguageType MsLangId::getPlatformSystemLanguage()
{
getPlatformSystemLanguageImpl( nImplSystemLanguage,
&GetUserDefaultLangID, &GetSystemDefaultLangID);
return nImplSystemLanguage;
}
// -----------------------------------------------------------------------
LanguageType MsLangId::getPlatformSystemUILanguage()
{
// TODO: this could be distinguished, #if(WINVER >= 0x0500)
// needs _run_ time differentiation though, not at compile time.
getPlatformSystemLanguageImpl( nImplSystemUILanguage,
&GetUserDefaultUILanguage, &GetSystemDefaultUILanguage);
return nImplSystemUILanguage;
}
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