/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  See class definition below.

*

*/

#ifndef MSIPBEARERMONITOROBSERVER_H

#define MSIPBEARERMONITOROBSERVER_H

// INCLUDES

#include <e32def.h>

// CLASS DECLARATION

/**

* @publishedPartner

*

* MSIPBearerMonitorObserver defines an internal interface for observing 

* network monitor objects within bearer monitor plugins.

*/

class MSIPBearerMonitorObserver

	{

	protected: // Constructors and destructors

		/// Virtual destructor. Prohibit deletion through this interface.

		virtual ~MSIPBearerMonitorObserver() {};

	public: // Abstract methods

		/**

		 * Called when a monitor changes its state. It is the responsibility

		 * of the observer to find out which observer was involved and

		 * what is the new state.

		 *

		 * @param aError System-wide error code if something failed

		 *				 when monitoring (or trying to monitor),

		 *				 KErrNone otherwise.

		 */

		virtual void MonitorStateChanged( TInt aError ) = 0;

	};

#endif // MSIPBEARERMONITOROBSERVER_H