harvesterplugins/tsrc/harvesterplugintester/src/harvesterobserver.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 19 Apr 2010 14:40:05 +0300
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/*
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* Copyright (c) 2010 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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*
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*/
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#include "harvesterobserver.h"
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CHarvesterObserver* CHarvesterObserver::NewL( CIndexingPlugin* aPluginToObserve )
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    {
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    __ASSERT_ALWAYS( aPluginToObserve, User::Leave( KErrArgument ) );
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    CHarvesterObserver* observer = CHarvesterObserver::NewLC( aPluginToObserve );
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    CleanupStack::Pop( observer );
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    return observer;
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    }
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CHarvesterObserver* CHarvesterObserver::NewLC( CIndexingPlugin* aPluginToObserve )
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    {
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    CHarvesterObserver* observer = new ( ELeave ) CHarvesterObserver( aPluginToObserve );
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    CleanupStack::PushL( observer );
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    observer->ConstructL();
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    return observer;
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    }
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void CHarvesterObserver::ConstructL()
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    {
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    iWaitForHarvester = new (ELeave) CActiveSchedulerWait;
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    User::LeaveIfError( iSearchSession.Connect() );
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    iObservedPlugin->SetSearchSession( iSearchSession );
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    iObservedPlugin->SetObserver( *this );
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    iWaitTime = TTimeIntervalMicroSeconds32(0); //Zero initially
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    iCallback = CDelayedCallback::NewL(CActive::EPriorityIdle);
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    }
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void CHarvesterObserver::SetWaitTime(TTimeIntervalMicroSeconds32 aTimetoWait)
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    {
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    iWaitTime = aTimetoWait;
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    }
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CHarvesterObserver::CHarvesterObserver( CIndexingPlugin* aPluginToObserve )
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    {
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    iObservedPlugin = aPluginToObserve;
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    };
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CHarvesterObserver::~CHarvesterObserver()
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    {
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    delete iWaitForHarvester;
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    iSearchSession.Close();
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	delete iCallback;
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    }
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void CHarvesterObserver::HarvestingCompleted( CIndexingPlugin* /*aPlugin*/, const TDesC& /*aQualifiedBaseAppClass*/, TInt /*aError*/)
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    {
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    if(iWaitTime > TTimeIntervalMicroSeconds32(0)) //harvesters requested to wait so wait before completion
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        {
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        iCallback->Start( 0, this, iWaitTime.Int()); //Stop wait AO in callback
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        }
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    else
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        {
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        //Stop WAIT AO here
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        iWaitForHarvester->AsyncStop();
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        }
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    }
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void CHarvesterObserver::DelayedCallbackL(TInt aCode)
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    {
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    iWaitForHarvester->AsyncStop();
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    }
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void CHarvesterObserver::DelayedError(TInt aErrorCode)
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    {
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    iWaitForHarvester->AsyncStop();
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    }
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void CHarvesterObserver::AddHarvestingQueue(CIndexingPlugin* /*aPlugin*/, const TDesC& /*aQualifiedBaseAppClass*/,TBool aForceReharvest)
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    {
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    }