serialserver/packetloopbackcsy/src/LoopbackTimer.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 21 Jun 2010 17:02:22 +0300
branchRCL_3
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Revision: 201025 Kit: 2010125
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// Copyright (c) 2004-2009 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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// Rudimentary timer class.
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// 
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//
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/**
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 @file
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*/
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#include "LoopbackTimer.h"
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const TInt KOneMilliSecond=1000;	// < Constant multipler to map integer duration to millisecond timer.
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CLoopbackTimer* CLoopbackTimer::NewL(TInt aDuration, MTimerCallBack* aCallback)
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	{
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	return new(ELeave) CLoopbackTimer(aDuration, aCallback);
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	}
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CLoopbackTimer::CLoopbackTimer(TInt aDuration, MTimerCallBack* aCallback)
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	: CActive(EPriorityStandard), iDuration(aDuration), iCallback(aCallback)
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	{
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	CActiveScheduler::Add(this);
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	_LIT(KPanic,"CSimTimer::CSimTimer()");
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	__ASSERT_ALWAYS(iTimer.CreateLocal() == KErrNone, User::Panic(KPanic,KErrGeneral));
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	}
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CLoopbackTimer::~CLoopbackTimer()
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	{
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	Cancel();
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	iTimer.Close();
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	}
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void CLoopbackTimer::Start()
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	{
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	if (!iRunning)
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		{
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		iRunning = ETrue;
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		iTimer.After(iStatus, iDuration*KOneMilliSecond);
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		SetActive();
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		}
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	}
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void CLoopbackTimer::DoCancel()
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	{
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	iTimer.Cancel();
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	iRunning = EFalse;
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	}
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void CLoopbackTimer::RunL()
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	{
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	User::LeaveIfError(KErrNone);	// To prevent LeaveScan warning
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	iRunning = EFalse;
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	iCallback->TimerCallBack();
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	}
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TBool CLoopbackTimer::Running() const
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	{
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	return iRunning;
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	}
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