/* -*- 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.org 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): 
 */


/**
 * MODULE NOTES:
 * @update  nra 2/24/99
 * 
 */

#ifndef __NSIEXPATTOKENIZER__
#define __NSIEXPATTOKENIZER__

#include "nsISupports.h"
#include "prtypes.h"
#include "nshtmlpars.h"
#include "xmlparse.h"

class CToken;
class nsScanner;

#define NS_IEXPATTOKENIZER_IID      \
  {0xf86a4380, 0xce17, 0x11d2, {0x80, 0x3f, 0x00, 0x60, 0x08, 0x98, 0x28, 0x77}}

class nsIExpatTokenizer : public nsITokenizer {
public:
  /* Methods for setting callbacks on the expat parser */
  virtual void SetElementHandler(XML_StartElementHandler start, XML_EndElementHandler end)=0;
  virtual void SetCharacterDataHandler(XML_CharacterDataHandler handler)=0;
  virtual void SetProcessingInstructionHandler(XML_ProcessingInstructionHandler handler)=0;
  virtual void SetDefaultHandler(XML_DefaultHandler handler)=0;
  virtual void SetUnparsedEntityDeclHandler(XML_UnparsedEntityDeclHandler handler)=0;
  virtual void SetNotationDeclHandler(XML_NotationDeclHandler handler)=0;
  virtual void SetExternalEntityRefHandler(XML_ExternalEntityRefHandler handler)=0;
  virtual void SetUnknownEncodingHandler(XML_UnknownEncodingHandler handler, void *encodingHandlerData)=0;


  virtual void FrontloadMisplacedContent(nsDeque& aDeque)=0;  
};


#endif