/* -*- 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.org 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 nsObserverService_h___
#define nsObserverService_h___

#include "nsIObserverService.h"

#define NS_OBSERVERSERVICE_CONTRACTID "@mozilla.org/observer-service;1"
#define NS_OBSERVERSERVICE_CLASSNAME "Observer Service"

class nsObserverList;
class nsObjectHashtable;

// {D07F5195-E3D1-11d2-8ACD-00105A1B8860}
#define NS_OBSERVERSERVICE_CID \
    { 0xd07f5195, 0xe3d1, 0x11d2, { 0x8a, 0xcd, 0x0, 0x10, 0x5a, 0x1b, 0x88, 0x60 } }

class nsObserverService : public nsIObserverService {
public:
  NS_DEFINE_STATIC_CID_ACCESSOR( NS_OBSERVERSERVICE_CID )

  nsObserverService();
     
  NS_DECL_ISUPPORTS
  NS_DECL_NSIOBSERVERSERVICE
  
  static NS_METHOD
  Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);

private:
  ~nsObserverService(void);

  nsObjectHashtable* mObserverTopicTable;

  nsresult GetObserverList(const char* aTopic, nsObserverList** anObserverList);


};

#endif /* nsObserverService_h___ */
