1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include "CActiveLoop.h"

    17 

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

    19 	{

    20 	iCallBack = &aCallBack;

    21 	if (aUseTimer)

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

    23 		After(0);

    24 		}

    25 	else

    26 		{

    27 		CActive::SetActive();

    28 		TRequestStatus* status = &iStatus;

    29 		User::RequestComplete(status, KErrNone);

    30 		}

    31 	}

    32 

    33 	

    34 	

    35 void CActiveLoop::RunL()

    36 	{

    37 	if (iCallBack->DoStepL())

    38 		{	

    39   		CActive::SetActive();

    40   		TRequestStatus* status = &iStatus;

    41   		User::RequestComplete(status, KErrNone);

    42 		}

    43 	}

    44 	

    45 CActiveLoop* CActiveLoop::NewL()

    46 	{

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

    48 	CleanupStack::PushL(active);

    49 	active->ConstructL();

    50 	CleanupStack::Pop(active);

    51 	return active;

    52 	}

    53 	

    54 void CActiveLoop::DoCancel() 

    55 	{

    56 	}	

    57 

    58 CActiveLoop::CActiveLoop() :CTimer(EPriorityStandard)

    59 	{

    60 	CActiveScheduler::Add(this);

    61 	}

    62 

    63 	

    64 CActiveLoop::~CActiveLoop() 

    65 	{

    66 	Cancel();

    67 	}

    68 	

    69 TInt CActiveLoop::RunError(TInt aError)

    70 	{

    71 	iCallBack->DoError(aError);

    72 	return KErrNone;

    73 	}