void CActiveLoop::Register(MActiveLoopCallBack & aCallBack, TBool aUseTimer)

	{

	iCallBack = &aCallBack;

	if (aUseTimer)

		{ //Timer required for Cancel Asynchronous operation use case.

		After(0);

		}

	else

		{

		CActive::SetActive();

		TRequestStatus* status = &iStatus;

		User::RequestComplete(status, KErrNone);

		}

	}

void CActiveLoop::RunL()

	{

	if (iCallBack->DoStepL())

		{	

  		CActive::SetActive();

  		TRequestStatus* status = &iStatus;

  		User::RequestComplete(status, KErrNone);

		}

	}

CActiveLoop* CActiveLoop::NewL()

	{

	CActiveLoop* active = new (ELeave) CActiveLoop();

	CleanupStack::PushL(active);

	active->ConstructL();

	CleanupStack::Pop(active);

	return active;

	}

void CActiveLoop::DoCancel() 

	{

	}	

CActiveLoop::CActiveLoop() :CTimer(EPriorityStandard)

	{

	CActiveScheduler::Add(this);

	}

CActiveLoop::~CActiveLoop() 

	{

	Cancel();

	}

TInt CActiveLoop::RunError(TInt aError)

	{

	iCallBack->DoError(aError);

	return KErrNone;

	}