/*

* Copyright (c) 2004-2009 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:

*

*/

#ifndef MLOGICALSETTINGOBSERVER_H

#define MLOGICALSETTINGOBSERVER_H

#include "mlogicalchain.h"

/**

 * An interface to a set of logical audio processing unit callbacks

 * 

 * This serves as the method of communication between the context and the logical audio processing units.

 *

 * The class is a mixin and is intended to be inherited by the context class that is

 * interested in observing the audio processing unit settings changes. 

 * 

 */

 class MLogicalSettingObserver

	{

public:

	virtual void ReceiveComponentSettingsChange(TUid aId, TMMRCMessageType aMessageType) = 0;

	};

#endif // MLOGICALSETTINGOBSERVER_H