/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla 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/MPL/
 *
 * 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 the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * 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
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */
#ifndef nsHTMLEntities_h___
#define nsHTMLEntities_h___

#include "nsString.h"

class nsHTMLEntities {
public:

  static nsresult AddRefTable(void);
  static void ReleaseTable(void);

/**
 * Translate an entity string into it's unicode value. This call
 * returns -1 if the entity cannot be mapped. Note that the string
 * passed in must NOT have the leading "&" nor the trailing ";"
 * in it.
 */
  static PRInt32 EntityToUnicode(const nsAString& aEntity);
  static PRInt32 EntityToUnicode(const nsCString& aEntity);

/**
 * Translate a unicode value into an entity string. This call
 * returns null if the entity cannot be mapped. 
 * Note that the string returned DOES NOT have the leading "&" nor 
 * the trailing ";" in it.
 */
  static const char* UnicodeToEntity(PRInt32 aUnicode);
};


#endif /* nsHTMLEntities_h___ */