/* -*- 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
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 * the License. You may obtain a copy of the License at
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 *
 * 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.
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 * 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.
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 * Contributor(s):
 *
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 * either 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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#ifndef nsDOMParser_h__
#define nsDOMParser_h__

#include "nsIDOMParser.h"
#include "nsCOMPtr.h"
#include "nsIURI.h"
#include "nsIDOMLoadListener.h"
#include "nsWeakReference.h"
#include "nsIJSNativeInitializer.h"

class nsDOMParser : public nsIDOMParser,
                    public nsIDOMParserJS,
                    public nsIDOMLoadListener,
                    public nsIJSNativeInitializer,
                    public nsSupportsWeakReference
{
public: 
  nsDOMParser();
  virtual ~nsDOMParser();

  NS_DECL_ISUPPORTS

  // nsIDOMParser
  NS_DECL_NSIDOMPARSER

  // nsIDOMParserJS
  NS_DECL_NSIDOMPARSERJS

  // nsIDOMEventListener
  NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);

  // nsIDOMLoadListener
  NS_IMETHOD Load(nsIDOMEvent* aEvent);
  NS_IMETHOD BeforeUnload(nsIDOMEvent* aEvent);
  NS_IMETHOD Unload(nsIDOMEvent* aEvent);
  NS_IMETHOD Abort(nsIDOMEvent* aEvent);
  NS_IMETHOD Error(nsIDOMEvent* aEvent);

  // nsIJSNativeInitializer
  NS_IMETHOD Initialize(nsISupports* aOwner, JSContext* cx, JSObject* obj,
                        PRUint32 argc, jsval *argv);

private:
  class AttemptedInitMarker {
  public:
    AttemptedInitMarker(PRPackedBool* aAttemptedInit) :
      mAttemptedInit(aAttemptedInit)
    {}

    ~AttemptedInitMarker() {
      *mAttemptedInit = PR_TRUE;
    }

  private:
    PRPackedBool* mAttemptedInit;
  };
  
  nsCOMPtr<nsIPrincipal> mPrincipal;
  nsCOMPtr<nsIPrincipal> mOriginalPrincipal;
  nsCOMPtr<nsIURI> mDocumentURI;
  nsCOMPtr<nsIURI> mBaseURI;
  nsWeakPtr mScriptHandlingObject;
  
  PRPackedBool mLoopingForSyncLoad;
  PRPackedBool mAttemptedInit;
};

#endif