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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: Implementation of the base class for effects.
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*
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*/
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// INCLUDE FILES
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#ifdef _DEBUG
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#include <e32svr.h>
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#endif
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#include <AudioEffectBase.h>
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#include <MAudioEffectObserver.h>
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CAudioEffect::CAudioEffect
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CAudioEffect::CAudioEffect()
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: iEnabled(EFalse),
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iEnforced(EFalse),
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iHaveUpdateRights(ETrue)
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{
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}
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// Destructor
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EXPORT_C CAudioEffect::~CAudioEffect()
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{
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iObservers.Close();
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::IsEnable
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TBool CAudioEffect::IsEnabled() const
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{
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return iEnabled;
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::Enable
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CAudioEffect::EnableL()
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{
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iEnabled = ETrue;
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ApplyL();
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::Disable
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CAudioEffect::DisableL()
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{
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iEnabled = EFalse;
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ApplyL();
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::Enforce
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CAudioEffect::EnforceL(
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TBool aEnforced )
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{
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iEnforced = aEnforced;
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ApplyL();
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::HaveUpdateRights
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TBool CAudioEffect::HaveUpdateRights() const
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{
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return iHaveUpdateRights;
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}
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// -----------------------------------------------------------------------------
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// CAudioEffect::IsEnforced
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// -----------------------------------------------------------------------------
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//
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EXPORT_C TBool CAudioEffect::IsEnforced() const
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{
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return iEnforced;
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}
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// -----------------------------------------------------------------------------
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// CVolume::RegisterObserverL
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CAudioEffect::RegisterObserverL(
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MAudioEffectObserver& aObserver )
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{
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User::LeaveIfError(iObservers.Append(&aObserver));
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}
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// -----------------------------------------------------------------------------
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// CVolume::UnRegisterObserver
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CAudioEffect::UnRegisterObserver(
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MAudioEffectObserver& aObserver )
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{
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TInt index = iObservers.Find(&aObserver);
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if( index != KErrNotFound )
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{
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iObservers.Remove(index);
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}
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}
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// ========================== OTHER EXPORTED FUNCTIONS =========================
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// End of File
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