/* -*- 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): 
 */

#ifndef nsObserverList_h___
#define nsObserverList_h___

#include "nsIObserverList.h"
#include "nsIEnumerator.h"
#include "nsISupportsArray.h"


class nsObserverList : public nsIObserverList {
public:

    NS_IMETHOD AddObserver(nsIObserver** anObserver);
    NS_IMETHOD RemoveObserver(nsIObserver** anObserver);

	NS_IMETHOD EnumerateObserverList(nsIEnumerator** anEnumerator);

    nsObserverList();
    virtual ~nsObserverList(void);

    // This is ObserverList monitor object.
    PRLock* mLock;
     
    NS_DECL_ISUPPORTS

   
private:

 	nsISupportsArray *mObserverList;

};


#endif /* nsObserverList_h___ */
