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/* ***** 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):
 *   Darin Fisher <darin@netscape.com> (original author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * 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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 * the provisions above, a recipient may use your version of this file under
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 * ***** END LICENSE BLOCK ***** */

#ifndef nsRequestObserverProxy_h__
#define nsRequestObserverProxy_h__

#include "nsIRequestObserver.h"
#include "nsIRequestObserverProxy.h"
#include "nsIRequest.h"
#include "nsThreadUtils.h"
#include "nsCOMPtr.h"

class nsARequestObserverEvent;

class nsRequestObserverProxy : public nsIRequestObserverProxy
{
public:
    NS_DECL_ISUPPORTS
    NS_DECL_NSIREQUESTOBSERVER
    NS_DECL_NSIREQUESTOBSERVERPROXY

    nsRequestObserverProxy() {}

    nsIRequestObserver *Observer() { return mObserver; }

    nsresult FireEvent(nsARequestObserverEvent *);
    nsIEventTarget *Target() { return mTarget; } // debugging aid
    void SetTarget(nsIEventTarget *target) { mTarget = target; }

protected:
    virtual ~nsRequestObserverProxy();

    nsCOMPtr<nsIRequestObserver> mObserver;
    nsCOMPtr<nsIEventTarget>     mTarget;

    friend class nsOnStartRequestEvent;
    friend class nsOnStopRequestEvent;
};

class nsARequestObserverEvent : public nsRunnable
{
public:
    nsARequestObserverEvent(nsIRequest *, nsISupports *);

protected:
    virtual ~nsARequestObserverEvent() {}

    nsCOMPtr<nsIRequest>  mRequest;
    nsCOMPtr<nsISupports> mContext;
};

#endif // nsRequestObserverProxy_h__