1 /*

     2 * Copyright (c) 2004-2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *

    16 */

    17 

    18 

    19 #include "cdiscoveryguard.h"

    20 #include "rimageprintclient.h"

    21 #include "imageprint.h"

    22 #include "tdiscoveryguarddata.h"

    23 

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

    25     {	

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

    27     CleanupStack::PushL( self );

    28     self->ConstructL();

    29 	CleanupStack::Pop();    // self

    30     return self;

    31     }

    32 

    33 CDiscoveryGuard::CDiscoveryGuard( RImagePrintClient& aClient ) : 

    34 							CActive( CActive::EPriorityStandard ),

    35 							iClient( aClient )

    36     {

    37     CActiveScheduler::Add( this );

    38     }

    39 

    40 EXPORT_C CDiscoveryGuard::~CDiscoveryGuard()

    41     {  

    42     Cancel();

    43     delete iData;

    44     }

    45 

    46 void CDiscoveryGuard::ConstructL()

    47     {

    48     iData = new (ELeave) TDiscoveryGuardData;

    49     }

    50 	

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

    52 	{

    53 	Cancel();	

    54 	iObserver = &aObserver;

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

    56 	if( !err )

    57 		{

    58 		SetActive();	

    59 		}	

    60 	return err;

    61 	}	

    62 	

    63 void CDiscoveryGuard::RunL()

    64 	{

    65 	if( iStatus == KErrNone && iObserver )

    66 		{

    67 		switch( iData->iCb )

    68 			{

    69 			case TDiscoveryGuardData::EFoundCb:

    70 				iObserver->FoundPrinterL( iData->iPrinterInfo );

    71 				break;			

    72 			case TDiscoveryGuardData::EStatusCb:

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

    74 				break;				

    75 			case TDiscoveryGuardData::ERemoveCb:

    76 				iObserver->RemovePrinterL( iData->iPrinterInfo );

    77 				break;				

    78 			default:

    79 				break;

    80 			}

    81 			

    82 		iClient.ContinueDiscovery( *iData, iStatus );

    83 		SetActive();

    84 		}		

    85 	}

    86 

    87 void CDiscoveryGuard::DoCancel()

    88 	{

    89 	iClient.CancelStartDiscovery();		

    90 	}

    91 

    92 //  End of File