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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: This is the definition of the Audio StereoWidening proxy class.
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*
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*/
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#ifndef CTEMPSTEREOWIDENING_H
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#define CTEMPSTEREOWIDENING_H
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// INCLUDES
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#include <e32base.h>
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#include <StereoWideningBase.h>
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#include <mmfcontrollerframework.h>
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/**
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* This is the StereoWidening effect proxy class responsible for handling framework messages.
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*
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* @lib StereoWideningProxy.lib
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* @since 3.0
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*/
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class CTempStereoWidening : public CStereoWidening
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{
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public: // Constructors and destructor
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/**
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*
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* Factory function for creating the StereoWidening proxy object.
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* @since 3.0
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* @param aMessageHandler reference to message handler
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* @param aCustomCommand reference to custom command utility
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* @return pointer to a StereoWidening proxy object
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*/
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IMPORT_C static CTempStereoWidening* NewL(TInt aLevel, CStereoWidening* aStereoWidening);
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/**
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*
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* Destructor
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*/
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virtual ~CTempStereoWidening();
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public: // functions from base class
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/**
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* From CAudioEffect
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* Apply effect settings
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* @since 3.0
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*/
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IMPORT_C virtual void ApplyL();
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/**
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* From CAudioEffect
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* check enable flag
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* @since 3.0
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*/
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IMPORT_C virtual TBool IsEnabled() const;
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/**
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* Disable the effect
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* @since 3.0
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*/
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IMPORT_C virtual void DisableL();
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/**
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* Check if the effect is enforced.
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* @since 3.0
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* @return ETrue if the effect is enforced, EFalse if the effect isn ot enforced.
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*/
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IMPORT_C virtual TBool IsEnforced() const;
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/**
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* Enable the effect
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* @since 3.0
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*/
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IMPORT_C virtual void EnableL();
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/**
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* Enforce the effect.
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* @since 3.0
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* @param aEnforced Indicate the effect is to be enforced or not. ETrue = Enforced.
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*/
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IMPORT_C virtual void EnforceL( TBool aEnforced );
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/**
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* Check if this effect object currently has update rights.
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* A client can lose update rights in some hardware platforms where there are a limited
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* number of instances of an effect that can exist at the same time. When an effect instance
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* has lost update rights the user can still change settings, but any calls to Apply the
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* settings will be deferred until update rights are regained.
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* @since 3.0
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* @return ETrue if this object currently has rights to update the settings of this effect,
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* EFalse otherwise.
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*/
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IMPORT_C virtual TBool HaveUpdateRights() const;
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private:
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/**
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* Private C++ constructor for this class.
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* @since 3.0
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* @param aMessageHandler reference to message handler
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* @param aCustomCommand reference to custom command utility
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* @return -
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*/
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CTempStereoWidening();
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/**
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* Second phase constructor for this class.
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* @since 3.0
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* @return -
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*/
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void ConstructL(TInt aLevel,CStereoWidening* aStereoWidening);
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private:
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CStereoWidening* iStereoWidening;
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};
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#endif // of CTEMPSTEREOWIDENING_H
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// End of File
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