/* -*- 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 NS_LOGGING_SINK_H__
#define NS_LOGGING_SINK_H__

#include "nsILoggingSink.h"

class nsLoggingSink : public nsILoggingSink {
public:
  nsLoggingSink();
  virtual ~nsLoggingSink();

  void SetProxySink(nsIHTMLContentSink *aSink) {
    mSink=aSink;    
  }

  void ReleaseProxySink() {
    NS_IF_RELEASE(mSink);
    mSink=0;
  }


  // nsISupports
  NS_DECL_ISUPPORTS

  // nsIContentSink
  NS_IMETHOD WillBuildModel();
  NS_IMETHOD DidBuildModel(PRInt32 aQualityLevel);
  NS_IMETHOD WillInterrupt();
  NS_IMETHOD WillResume();
  NS_IMETHOD SetParser(nsIParser* aParser);
  NS_IMETHOD OpenContainer(const nsIParserNode& aNode);
  NS_IMETHOD CloseContainer(const nsIParserNode& aNode);
  NS_IMETHOD AddLeaf(const nsIParserNode& aNode);
  NS_IMETHOD NotifyError(const nsParserError* aError);
  NS_IMETHOD AddComment(const nsIParserNode& aNode);
  NS_IMETHOD AddProcessingInstruction(const nsIParserNode& aNode);
  NS_IMETHOD AddDocTypeDecl(const nsIParserNode& aNode, PRInt32 aMode=0);
  NS_IMETHOD FlushPendingNotifications() { return NS_OK; }

  // nsIHTMLContentSink
  NS_IMETHOD SetTitle(const nsString& aValue);
  NS_IMETHOD OpenHTML(const nsIParserNode& aNode);
  NS_IMETHOD CloseHTML(const nsIParserNode& aNode);
  NS_IMETHOD OpenHead(const nsIParserNode& aNode);
  NS_IMETHOD CloseHead(const nsIParserNode& aNode);
  NS_IMETHOD OpenBody(const nsIParserNode& aNode);
  NS_IMETHOD CloseBody(const nsIParserNode& aNode);
  NS_IMETHOD OpenForm(const nsIParserNode& aNode);
  NS_IMETHOD CloseForm(const nsIParserNode& aNode);
  NS_IMETHOD OpenMap(const nsIParserNode& aNode);
  NS_IMETHOD CloseMap(const nsIParserNode& aNode);
  NS_IMETHOD OpenFrameset(const nsIParserNode& aNode);
  NS_IMETHOD CloseFrameset(const nsIParserNode& aNode);
  NS_IMETHOD OpenNoscript(const nsIParserNode& aNode) { return NS_OK; }
  NS_IMETHOD CloseNoscript(const nsIParserNode& aNode) { return NS_OK; }
  NS_IMETHOD DoFragment(PRBool aFlag);
  NS_IMETHOD BeginContext(PRInt32 aPosition);
  NS_IMETHOD EndContext(PRInt32 aPosition);

  // nsILoggingSink
  NS_IMETHOD SetOutputStream(PRFileDesc *aStream,PRBool autoDelete=PR_FALSE);

  nsresult OpenNode(const char* aKind, const nsIParserNode& aNode);
  nsresult CloseNode(const char* aKind);
  nsresult LeafNode(const nsIParserNode& aNode);
  nsresult WriteAttributes(const nsIParserNode& aNode);
  nsresult QuoteText(const nsAReadableString& aValue, nsString& aResult);
  nsresult GetNewCString(const nsAReadableString& aValue, char** aResult);
  PRBool WillWriteAttributes(const nsIParserNode& aNode);

protected:
  PRFileDesc          *mOutput;
	int				          mLevel;
  nsIHTMLContentSink  *mSink;
  PRBool              mAutoDeleteOutput;
};

#endif