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:  Implements observer class for backup events

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CRCSEBACKUPOBSERVER_H

    21 #define CRCSEBACKUPOBSERVER_H

    22 

    23 #include <e32base.h>

    24 #include <e32property.h>

    25 

    26 class MRCSEBackupObserver;

    27 

    28 /**

    29  *  Implements observer class for backup events.

    30  *

    31  *  @lib rcse.lib

    32  *  @since S60 3.0

    33  */

    34 NONSHARABLE_CLASS( CRCSEBackupObserver ) : public CActive

    35 {

    36 public:

    37     static CRCSEBackupObserver* NewL( MRCSEBackupObserver& aObserver );

    38 

    39     ~CRCSEBackupObserver();

    40 

    41     /**

    42      * Return backup / restore status

    43      *

    44      * @since S60 3.0

    45      * @return ETrue if backup or restore is ongoing, else EFalse

    46      */

    47     TBool IsBackupOperationRunning();

    48 

    49 protected:

    50 

    51     /**

    52      * From CActive.

    53      * Cancel.

    54      *

    55      * @since S60 3.0

    56      */

    57     void DoCancel();

    58 

    59     /**

    60      * From CActive.

    61      * Handle backup event notification.

    62      *

    63      * @since S60 3.0

    64      */

    65     void RunL();

    66 

    67 private:

    68 

    69     CRCSEBackupObserver( MRCSEBackupObserver& aObserver );

    70     void ConstructL();

    71 

    72 private:

    73 

    74     /**

    75      * Publish & Subscribe connection

    76      */

    77     RProperty       iBackupStatus;

    78 

    79     /**

    80      * Observer object

    81      */

    82     MRCSEBackupObserver& iObserver;

    83 

    84 private:

    85     // For testing

    86     #ifdef TEST_EUNIT

    87         friend class UT_CRCSEBackupObserver;

    88     #endif                                  

    89 

    90 

    91 

    92 };

    93 

    94 #endif // CRCSEBACKUPOBSERVER_H

    95