/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  This is the source file for the CClkUiIdleObserver class.

*

*/

// System includes

// User includes

#include "clkuiidleobserver.h"

// Constants

// ---------------------------------------------------------

// CClkUiIdleObserver::CClkUiIdleObserver

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C CClkUiIdleObserver::CClkUiIdleObserver()

    {

    // No implementation yet.

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::~CClkUiIdleObserver

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C CClkUiIdleObserver::~CClkUiIdleObserver()

    {

    if( iIdle )

        {

        iIdle->Cancel();

        delete iIdle;

        iIdle = NULL;

        }

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::ConstructL

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C void CClkUiIdleObserver::ConstructL( MClkModelObserver* aObserver, TInt aPriority )

    {

    // Construct the idle object

    iIdle = CIdle::NewL( aPriority );

    CancelIdleRefresh();

    // Set the observer.

    SetModelObserver( aObserver );

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::HandleUpdateL

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C void CClkUiIdleObserver::HandleUpdateL( TInt aReason )

    {

    // Store the reason for notification.

    iReason = aReason;

    if( KErrServerTerminated == iReason )

        {

        DoIdleNotifyL();

        }

    else

        {

        StartIdleRefresh();

        }

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::CancelIdleRefresh

// rest of the details are commented in the header

// ---------------------------------------------------------

//

void CClkUiIdleObserver::CancelIdleRefresh()

    {

    if( iIdle )

        {

        iIdle->Cancel();

        }

    DoIdleCancel();

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::DoIdleCancel

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C void CClkUiIdleObserver::DoIdleCancel()

    {

    iReason = KErrCancel;

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::DoIdleNotifyL

// rest of the details are commented in the header

// ---------------------------------------------------------

//

EXPORT_C void CClkUiIdleObserver::DoIdleNotifyL()

    {

    NotifyL( iReason );

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::StartIdleRefresh

// rest of the details are commented in the header

// ---------------------------------------------------------

//

void CClkUiIdleObserver::StartIdleRefresh()

    {

    if( !iIdle->IsActive() )

        {

        TCallBack callBack( &CClkUiIdleObserver::IdleCallBackL, this );

        iIdle->Start( callBack );

        }

    }

// ---------------------------------------------------------

// CClkUiIdleObserver::IdleCallBackL

// rest of the details are commented in the header

// ---------------------------------------------------------

//

TInt CClkUiIdleObserver::IdleCallBackL( TAny* aPtr )

    {

    CClkUiIdleObserver* selfObj = static_cast< CClkUiIdleObserver* > ( aPtr );

    // Notify the observer.

    selfObj->DoIdleNotifyL();

    return 0;

    }

// End of file