/*

* Copyright (c) 2007 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:  Active object for implementing viewfinder timeout and*

*/

// INCLUDE FILES

#include <e32std.h>

#include "camlogging.h"

#include "CamTimer.h"

// ================= MEMBER FUNCTIONS =======================

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

// CCamTimer::NewL

// Symbian OS two-phased constructor

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

//

CCamTimer* CCamTimer::NewL( TInt aTimeout, TCallBack aCallBack )

    {

    CCamTimer* self = NewLC( aTimeout, aCallBack );

    CleanupStack::Pop( self );

    return self;

    }

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

// CCamTimer::NewLC

// Symbian OS two-phased constructor

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

//

CCamTimer* CCamTimer::NewLC( TInt aTimeout, TCallBack aCallBack )

    {

    CCamTimer* self = new ( ELeave ) CCamTimer( aTimeout, aCallBack );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// Destructor

CCamTimer::~CCamTimer()

  {

  PRINT( _L("Camera => ~CCamTimer" ))  

  Cancel();

  PRINT( _L("Camera <= ~CCamTimer" ))  

  }

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

// CCamTimer::StartTimer

// Start timer.

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

//

void CCamTimer::StartTimer()

    {

    After( iTimeout );

    }

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

// CCamTimer::SetTimeout

// Update the timeout period

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

// 

void CCamTimer::SetTimeout( TInt aTimeout )

    {

    iTimeout = aTimeout;

    if( IsActive() )

        {

        Cancel();

        StartTimer();

        }

    }   

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

// CCamTimer::RunL

// From CActive, handle timeout expiration

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

//

void CCamTimer::RunL()

    {

    iCallBack.CallBack();

    }

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

// CCamTimer::CCamTimer

// C++ constructor

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

//

CCamTimer::CCamTimer( TInt aTimeout, TCallBack aCallBack )

: CCamTimerBase( EPriorityStandard ), iTimeout( aTimeout ), iCallBack( aCallBack )

    {

    }

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

// CCamTimer::ConstructL

// Symbian OS 2nd phase constructor

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

//

void CCamTimer::ConstructL()

    {

    CTimer::ConstructL();

    CActiveScheduler::Add( this );

    }

// End of File