sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0:  
sl@0: #ifndef MDEVSOUNDADAPTATIONINFOOBSERVER_H
sl@0: #define MDEVSOUNDADAPTATIONINFOOBSERVER_H
sl@0: 
sl@0: /**
sl@0: @publishedPartner
sl@0: @file
sl@0: @released
sl@0:  */
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <a3f/a3fbase.h>
sl@0: 
sl@0: 
sl@0: /**
sl@0:  *  An interface to a set of A3FDevSoundAdaptationInfo callback functions.
sl@0:  *
sl@0:  *  This serves as the method of communication between the A3FDevSoundAdaptationInfo 
sl@0:  *  and the client
sl@0:  *
sl@0:  */
sl@0: class MA3FDevSoundAdaptationInfoObserver
sl@0: 	{
sl@0: public:
sl@0: 	/**
sl@0: 	* Notifies the observer of the max gain supported
sl@0: 	*
sl@0: 	* @param aCodecType the UID passed to the original RequestMaxGain() call
sl@0: 	* @param aError an standard symbian error code. KErrNone if succesful
sl@0: 	* @param aResult the supported MaxGain/MaxVolume value, if aError==KErrNone
sl@0: 	*/
sl@0: 	virtual void RequestMaxGainComplete (TUid aCodecType, TInt aError, TInt aResult)=0;
sl@0: 
sl@0: 
sl@0: 	/**
sl@0: 	* Notifies the observer that the max ramp time supported by the gain
sl@0: 	* control has changed.
sl@0: 	*
sl@0: 	* @param aCodecType the UID passed to the original RequestSupportedForamts() call
sl@0: 	* @param aError an standard symbian error code. KErrNone if succesful
sl@0: 	*/
sl@0: 	virtual void RequestSupportedFormatsComplete(TUid aCodecType, TInt aError)=0;
sl@0: 
sl@0: 	};
sl@0: 
sl@0: #endif //MDEVSOUNDADAPTATIONINFOOBSERVER_H