/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2000
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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#include "nsCOMPtr.h"
#include "nsICharsetConverterManager.h"
#include "nsILanguageAtomService.h"
#include "nsIStringBundle.h"
#include "nsCRT.h"
#include "nsInterfaceHashtable.h"
#include "nsIAtom.h"

#define NS_LANGUAGEATOMSERVICE_CID \
  {0xB7C65853, 0x2996, 0x435E, {0x96, 0x54, 0xDC, 0xC1, 0x78, 0xAA, 0xB4, 0x8C}}

class nsLanguageAtomService : public nsILanguageAtomService
{
public:
  NS_DECL_ISUPPORTS

  // nsILanguageAtomService
  virtual NS_HIDDEN_(nsIAtom*)
    LookupLanguage(const nsAString &aLanguage, nsresult *aError);

  virtual NS_HIDDEN_(already_AddRefed<nsIAtom>)
    LookupCharSet(const char *aCharSet, nsresult *aError);

  virtual NS_HIDDEN_(nsIAtom*) GetLocaleLanguage(nsresult *aError);

  virtual NS_HIDDEN_(nsIAtom*) GetLanguageGroup(nsIAtom *aLanguage,
                                                nsresult *aError);

  nsLanguageAtomService() NS_HIDDEN;

private:
  NS_HIDDEN ~nsLanguageAtomService() { }

protected:
  NS_HIDDEN_(nsresult) InitLangGroupTable();

  nsCOMPtr<nsICharsetConverterManager> mCharSets;
  nsInterfaceHashtable<nsISupportsHashKey, nsIAtom> mLangToGroup;
  nsCOMPtr<nsIStringBundle> mLangGroups;
  nsCOMPtr<nsIAtom> mLocaleLanguage;
};