1 /*

     2 * Copyright (c) 2006 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:  Monitors File system for Format events

    15 *

    16 */

    17 

    18 

    19 #ifndef CTMFORMATOBSERVER_H

    20 #define CTMFORMATOBSERVER_H

    21 

    22 #include <babackup.h>

    23 #include "f32file.h"

    24 

    25 

    26 /**

    27  * Observer interface

    28  */

    29 class MTMFormatObserver

    30     {

    31 public:

    32 

    33     virtual void FormatNotification( TBool aFormat ) = 0;

    34     };

    35 

    36 /**

    37  *  File System monitor class to monitor for format events

    38  *

    39  *  @lib thumbnailsserver.exe

    40  *  @since S60 3.0

    41  */

    42 class CTMFormatObserver: public CBase,

    43                          public MBackupOperationObserver

    44     {

    45 

    46 public:

    47 

    48     /**

    49     * Two-phase constructor

    50     * @param aObserver observer to the monitor

    51     */

    52     static CTMFormatObserver* NewL( MTMFormatObserver& aObserver );

    53 

    54     /**

    55     * Two-phase constructor

    56     * @param aObserver observer to the monitor

    57     */

    58     static CTMFormatObserver* NewLC( MTMFormatObserver& aObserver );

    59 

    60     /**

    61     * Destructor

    62     */

    63     virtual ~CTMFormatObserver();

    64 

    65 public: // New functions

    66 

    67     /**

    68     * Polls for the current monitor status

    69     * If an event is happening, it will callback the observer of the event

    70     */

    71     void PollStatus();

    72 

    73 protected: // Base Class

    74 

    75     /*

    76     * From MBackupOperationObserver

    77     * Notifies this class of the backup event.

    78     * MMC App will signal a start / end.

    79     */

    80     void HandleBackupOperationEventL(const TBackupOperationAttributes& aBackupOperationAttributes);

    81 

    82 private:

    83 

    84     /**

    85     *  C++ constructor

    86     *  aObserver observer to this event

    87     */

    88     CTMFormatObserver ( MTMFormatObserver& aObserver );

    89 

    90     /*

    91     * Second phased constructor

    92     */

    93     void ConstructL();

    94 

    95 private: // data

    96 

    97     // not own

    98     MTMFormatObserver& iObserver; 

    99     

   100     CBaBackupSessionWrapper* iBackupSession;

   101     

   102     };

   103 

   104 #endif // CTMFORMATOBSERVER_H