/*

* Copyright (c) 2004-2007 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:  

*

*/

#include "cdiscoveryguard.h"

#include "rimageprintclient.h"

#include "imageprint.h"

#include "tdiscoveryguarddata.h"

EXPORT_C CDiscoveryGuard* CDiscoveryGuard::NewL( RImagePrintClient& aClient )

    {	

	CDiscoveryGuard* self = new ( ELeave ) CDiscoveryGuard( aClient );

    CleanupStack::PushL( self );

    self->ConstructL();

	CleanupStack::Pop();    // self

    return self;

    }

CDiscoveryGuard::CDiscoveryGuard( RImagePrintClient& aClient ) : 

							CActive( CActive::EPriorityStandard ),

							iClient( aClient )

    {

    CActiveScheduler::Add( this );

    }

EXPORT_C CDiscoveryGuard::~CDiscoveryGuard()

    {  

    Cancel();

    delete iData;

    }

void CDiscoveryGuard::ConstructL()

    {

    iData = new (ELeave) TDiscoveryGuardData;

    }

EXPORT_C TInt CDiscoveryGuard::Guard( MPrinterDiscoveryObserver& aObserver, TUint aProtocols )

	{

	Cancel();	

	iObserver = &aObserver;

	TInt err = iClient.StartDiscovery( *iData, aProtocols, iStatus );

	if( !err )

		{

		SetActive();	

		}	

	return err;

	}	

void CDiscoveryGuard::RunL()

	{

	if( iStatus == KErrNone && iObserver )

		{

		switch( iData->iCb )

			{

			case TDiscoveryGuardData::EFoundCb:

				iObserver->FoundPrinterL( iData->iPrinterInfo );

				break;			

			case TDiscoveryGuardData::EStatusCb:

				iObserver->DiscoveryStatusL( iData->iStatus, iData->iErrorCode, iData->iErrorStringCode );

				break;				

			case TDiscoveryGuardData::ERemoveCb:

				iObserver->RemovePrinterL( iData->iPrinterInfo );

				break;				

			default:

				break;

			}

		iClient.ContinueDiscovery( *iData, iStatus );

		SetActive();

		}		

	}

void CDiscoveryGuard::DoCancel()

	{

	iClient.CancelStartDiscovery();		

	}

//  End of File