sysstatemgmt/systemstateplugins/conditionevaluator/src/cndfeature.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 00:53:00 +0200
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// Copyright (c) 2007-2009 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:
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// Name        : conditiononfeature.cpp
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// Part of     : System Startup / Starter
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// Implementation of CConditionOnFeature class
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// Version     : %version: 1 %
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// This material, including documentation and any related computer
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// programs, is protected by copyright controlled by Nokia.  All
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// rights are reserved.  Copying, including reproducing, storing,
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// adapting or translating, any or all of this material requires the
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// prior written consent of Nokia.  This material also contains
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// confidential information which may not be disclosed to others
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// without the prior written consent of Nokia.
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// Template version: 4.1
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// Nokia Core OS *
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// File renamed from conditiononfeature.cpp to cndfeature.cpp as part of Core OS transfer.
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//
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#include "cndfeature.h"
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#include <featmgr/featurecontrol.h>
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#include <featmgr/featmgr.h> 
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CCndFeature::CCndFeature(const TConditionCheckType aConditionCheckType, const TInt aFeatureId, const TUint32 aCndValue)
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						: iConditionCheckType( aConditionCheckType ), iFeatureId ( aFeatureId ),
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	        		    iCndValue( aCndValue )
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	{
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	}
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CCndFeature* CCndFeature::NewL(const TConditionCheckType aConditionCheckType, const TInt aFeatureId)
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	{
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	const TUint nullFeatureData = 0;
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	//Passing the condition value as 0 as it is only required while checking the feature data.
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	return NewL(aConditionCheckType, aFeatureId, nullFeatureData);
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	}
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CCndFeature* CCndFeature::NewL(const TConditionCheckType aConditionCheckType, const TInt aFeatureId, const TUint32 aCndValue)
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	{
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	CCndFeature* self = new (ELeave)CCndFeature(aConditionCheckType, aFeatureId, aCndValue);
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	return self;
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	}
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TBool CCndFeature::EvaluateL() const
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    {
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    RFeatureControl featureControl;
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    User::LeaveIfError(featureControl.Open());
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    TUid featureUid = {iFeatureId};
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    TBool retVal = EFalse;
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	TFeatureEntry featureEntry(featureUid);
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	TInt result = featureControl.FeatureSupported(featureUid);
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	if (KFeatureSupported  == result)
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		{
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		if (ECompareFeatureData == iConditionCheckType)
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	    	{
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	    	if(iCndValue == featureEntry. FeatureData())
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	    		{
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	    		retVal = ETrue;
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	    		}
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	    	}
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		else
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			{
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			retVal = ETrue;
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			}
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		}
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    featureControl.Close();
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    return retVal;
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    }
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CCndFeature::~CCndFeature()
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	{
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	}
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