os/mm/devsoundextensions/effects/AudioEqualizer/AudioEqualizerProxy/Src/MAudioEqualizerCallback.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  interface for audio equalizer call back 
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*
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*/
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#ifndef MAUDIOEQUALIZERCALLBACK_H
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#define MAUDIOEQUALIZERCALLBACK_H
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//  INCLUDES
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// CLASS DECLARATION
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/**
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*  Interface class to be implemented by objects that receives callbacks from equalizer Event Observer.
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*
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*  @since 3.0
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*/
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class MAudioEqualizerCallback
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    {
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    public:
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        /**
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        * Invoked by the Audio Equalizer Event Observer when the equalizer object changes state
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        * @since 3.0
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        * @param aBuffer Buffer containing the equalizer data
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        */
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        virtual void AudioEqualizerEventL( TDesC8& aDataPckg ) = 0;
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    };
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#endif      // MAUDIOEQUALIZERCALLBACK_H
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// End of File