// Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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:

// @file basicwatcher.cpp

// @internalComponent

// 

//

#include "BasicWatcher.h"

#include "testdebug.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "BasicWatcherTraces.h"

#endif

namespace NUnitTesting_USBDI

	{

CBasicWatcher::CBasicWatcher(const TCallBack& aCallBack,TInt aPriority)

:	CActive(aPriority),

	iCallBack(aCallBack),

	iCompletionCode(KErrNone)

	{

	OstTraceFunctionEntryExt( CBASICWATCHER_CBASICWATCHER_ENTRY, this );

	CActiveScheduler::Add(this);

	OstTraceFunctionExit1( CBASICWATCHER_CBASICWATCHER_EXIT, this );

	}

CBasicWatcher::~CBasicWatcher()

	{

    OstTraceFunctionEntry1( CBASICWATCHER_CBASICWATCHER_ENTRY_DUP01, this );

	Cancel();

	OstTraceFunctionExit1( CBASICWATCHER_CBASICWATCHER_EXIT_DUP01, this );

	}

void CBasicWatcher::DoCancel()

	{

    OstTraceFunctionEntry1( CBASICWATCHER_DOCANCEL_ENTRY, this );

	OstTrace0(TRACE_NORMAL, CBASICWATCHER_DOCANCEL, "Watch cancelled");

	iStatus = KErrCancel;

	OstTraceFunctionExit1( CBASICWATCHER_DOCANCEL_EXIT, this );

	}

void CBasicWatcher::StartWatching()

	{

    OstTraceFunctionEntry1( CBASICWATCHER_STARTWATCHING_ENTRY, this );

	if(iStatus != KRequestPending)

		{

		User::Panic(_L("iStatus has not been set to pending this will lead to E32USER-CBase Panic"),46);

		}

	SetActive();

	OstTraceFunctionExit1( CBASICWATCHER_STARTWATCHING_EXIT, this );

	}

void CBasicWatcher::RunL()

	{

    OstTraceFunctionEntry1( CBASICWATCHER_RUNL_ENTRY, this );

	iCompletionCode = iStatus.Int();

	User::LeaveIfError(iCallBack.CallBack());

	OstTraceFunctionExit1( CBASICWATCHER_RUNL_EXIT, this );

	}

TInt CBasicWatcher::RunError(TInt aError)

	{

    OstTraceFunctionEntryExt( CBASICWATCHER_RUNERROR_ENTRY, this );

	OstTrace1(TRACE_NORMAL, CBASICWATCHER_RUNERROR, "Watcher code Left with %d",aError);

	OstTraceFunctionExitExt( CBASICWATCHER_RUNERROR_EXIT, this, KErrNone );

	return KErrNone;

	}

	}