/* -*- 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 .

 */

#include <svl/languageoptions.hxx>

#include <i18nlangtag/mslangid.hxx>

#include <i18nlangtag/languagetag.hxx>

#include <com/sun/star/i18n/ScriptType.hpp>

#include <unotools/syslocale.hxx>

#ifdef _WIN32

#if !defined WIN32_LEAN_AND_MEAN

# define WIN32_LEAN_AND_MEAN

#endif

#include <windows.h>

#endif

using namespace ::com::sun::star;

namespace SvtLanguageOptions

{

// returns for a language the scripttype

SvtScriptType GetScriptTypeOfLanguage( LanguageType nLang )

{

    if( LANGUAGE_DONTKNOW == nLang )

        nLang = LANGUAGE_ENGLISH_US;

    else if (LANGUAGE_SYSTEM == nLang || LANGUAGE_PROCESS_OR_USER_DEFAULT == nLang)

        nLang = SvtSysLocale().GetLanguageTag().getLanguageType();

    sal_Int16 nScriptType = MsLangId::getScriptType( nLang );

    SvtScriptType nScript;

    switch (nScriptType)

    {

        case css::i18n::ScriptType::ASIAN:

            nScript = SvtScriptType::ASIAN;

            break;

        case css::i18n::ScriptType::COMPLEX:

            nScript = SvtScriptType::COMPLEX;

            break;

        default:

            nScript = SvtScriptType::LATIN;

    }

    return nScript;

}

SvtScriptType FromI18NToSvtScriptType( sal_Int16 nI18NType )

{

    switch ( nI18NType )

    {

        case i18n::ScriptType::LATIN:   return SvtScriptType::LATIN;

        case i18n::ScriptType::ASIAN:   return SvtScriptType::ASIAN;

        case i18n::ScriptType::COMPLEX: return SvtScriptType::COMPLEX;

        case i18n::ScriptType::WEAK:    return SvtScriptType::NONE; // no mapping

        default: assert(false && nI18NType && "Unknown i18n::ScriptType"); break;

    }

    return SvtScriptType::NONE;

}

sal_Int16 FromSvtScriptTypeToI18N( SvtScriptType nItemType )

{

    switch ( nItemType )

    {

        case SvtScriptType::NONE:       return 0;

        case SvtScriptType::LATIN:      return i18n::ScriptType::LATIN;

        case SvtScriptType::ASIAN:      return i18n::ScriptType::ASIAN;

        case SvtScriptType::COMPLEX:    return i18n::ScriptType::COMPLEX;

        case SvtScriptType::UNKNOWN:    return 0; // no mapping

        default: assert(false && static_cast<int>(nItemType) && "unknown SvtScriptType"); break;

    }

    return 0;

}

sal_Int16 GetI18NScriptTypeOfLanguage( LanguageType nLang )

{

    return FromSvtScriptTypeToI18N( GetScriptTypeOfLanguage( nLang ) );

}

} // namespace SvtLanguageOptions

static bool isKeyboardLayoutTypeInstalled(sal_Int16 scriptType)

{

    bool isInstalled = false;

#ifdef _WIN32

    int nLayouts = GetKeyboardLayoutList(0, nullptr);

    if (nLayouts > 0)

    {

        HKL *lpList = static_cast<HKL*>(LocalAlloc(LPTR, (nLayouts * sizeof(HKL))));

        if (lpList)

        {

            nLayouts = GetKeyboardLayoutList(nLayouts, lpList);

            for(int i = 0; i < nLayouts; ++i)

            {

                LCID lang = MAKELCID(LOWORD(lpList[i]), SORT_DEFAULT);

                if (MsLangId::getScriptType(LanguageType(lang)) == scriptType)

                {

                    isInstalled = true;

                    break;

                }

            }

            LocalFree(lpList);

        }

    }

#else

    (void)scriptType;

#endif

    return isInstalled;

}

namespace SvtSystemLanguageOptions

{

    bool isCJKKeyboardLayoutInstalled()

    {

        return isKeyboardLayoutTypeInstalled(css::i18n::ScriptType::ASIAN);

    }

}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */