/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (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.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is Mozilla Communicator client code.
 *
 * The Initial Developer of the Original Code is Netscape Communications
 * Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

#ifndef nsICharsetAlias_h___
#define nsICharsetAlias_h___

#include "nscore.h"
#include "nsString.h"
#include "nsISupports.h"

// {CCD4D374-CCDC-11d2-B3B1-00805F8A6670}
NS_DECLARE_ID(kICharsetAliasIID,\
 0xccd4d374, 0xccdc, 0x11d2, 0xb3, 0xb1, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 );

#define NS_ICHARSETALIAS_IID \
{ 0xccd4d374, 0xccdc, 0x11d2, { 0xb3, 0xb1, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 }}


// {98D41C21-CCF3-11d2-B3B1-00805F8A6670}
NS_DECLARE_ID(kCharsetAliasCID,\
 0x98d41c21, 0xccf3, 0x11d2, 0xb3, 0xb1, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 );

#define NS_CHARSETALIAS_CID \
{ 0x98d41c21, 0xccf3, 0x11d2, { 0xb3, 0xb1, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 }}

#define NS_CHARSETALIAS_PROGID "component://netscape/intl/charsetalias"

class nsICharsetAlias : public nsISupports
{
public:
   NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICHARSETALIAS_IID)

   NS_IMETHOD GetPreferred(const nsString& aAlias, nsString& aResult) = 0;
   NS_IMETHOD GetPreferred(const PRUnichar* aAlias, const PRUnichar** aResult) = 0;
   NS_IMETHOD GetPreferred(const char* aAlias, char* aResult, PRInt32 aBufLength) = 0;

   NS_IMETHOD Equals(const nsString& aCharset1, const nsString& aCharset2, PRBool* aResult) = 0;
   NS_IMETHOD Equals(const PRUnichar* aCharset1, const PRUnichar* aCharset2, PRBool* aResult) = 0;
   NS_IMETHOD Equals(const char* aCharset1, const char* aCharset2, PRBool* aResult) = 0;

};

#endif /* nsICharsetAlias_h___ */