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 #ifndef MDISCOVERYOBSERVER_H

    20 #define MDISCOVERYOBSERVER_H

    21 

    22 #include <e32def.h>

    23 #include <e32std.h>

    24 

    25 /**

    26  *

    27  * Interface used to notify UI about the found devices and error

    28  *

    29  */

    30 class MDiscoveryObserver

    31     {

    32     public:     // Enumerations

    33         

    34         enum TPrinterType

    35             {

    36             EBPP,

    37             EMMC,

    38             EUSB,

    39             EOPP,

    40             EWLAN,

    41             ENOPRINTER

    42             };

    43 

    44 	public:		// Abstract methods

    45 

    46         /**

    47          *  Notification of new print device

    48          *

    49          *  @param aText    Textual description of the new print device.

    50          *                  Ownership is not transferred

    51          *  @param aUid     Uid that is associated with the print device

    52          *  @param aCached  Is the printer cached or not?

    53          *  @param aType    Type of the printer

    54          *  @param aVendor  Printer vendor

    55          */

    56         virtual void NotifyNewPrintDeviceL( HBufC* aText, TInt aUid, 

    57                                            TBool aCached, TPrinterType aType,

    58                                            TUint aVendor ) = 0;

    59 

    60         /**

    61          *  Notification of error / cancellation of the sequence.

    62          *  Device discovery process is cancelled

    63          *

    64          *  @param aErrCode Error code  

    65          */

    66         virtual void DiscoveryError( TInt aErrCode ) = 0;

    67 

    68         /**

    69          *  Notifies completion of the device discovery.

    70          */

    71         virtual void DeviceDiscoveryCompleted() = 0;

    72 

    73         /**

    74          *  Removes cached printer as it is not found

    75          *

    76          *  @param aUid     Uid that is associated with the print device

    77          */

    78         virtual void RemoveCachedPrinterL( TInt aUid ) = 0;

    79     };

    80 

    81 #endif //  MDISCOVERYOBSERVER_H

    82 

    83 //  End of File