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2 * Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
4 * This component and the accompanying materials are made available
5 * under the terms of "Eclipse Public License v1.0"
6 * which accompanies this distribution, and is available
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
9 * Initial Contributors:
10 * Nokia Corporation - initial contribution.
20 #ifndef MLOGICALSETTINGOBSERVER_H
21 #define MLOGICALSETTINGOBSERVER_H
23 #include "mlogicalchain.h"
26 * An interface to a set of logical audio processing unit callbacks
28 * This serves as the method of communication between the context and the logical audio processing units.
30 * The class is a mixin and is intended to be inherited by the context class that is
31 * interested in observing the audio processing unit settings changes.
34 class MLogicalSettingObserver
37 virtual void ReceiveComponentSettingsChange(TUid aId, TMMRCMessageType aMessageType) = 0;
40 #endif // MLOGICALSETTINGOBSERVER_H