1 /*

     2 * Copyright (c) 2005-2006 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:  javaregmmcobserver definition

    15 *

    16 */

    17 

    18 

    19 #ifndef JAVAREGMMCOBSERVER_H

    20 #define JAVAREGMMCOBSERVER_H

    21 

    22 #include <f32file.h>

    23 

    24 

    25 namespace Java

    26 {

    27 namespace Manager

    28 {

    29 namespace Registry

    30 {

    31 

    32 // FORWARD DECLARATIONS

    33 class MMemoryCardObserver;

    34 

    35 /**

    36  * CMmcObserver class registers to file server for receiving mmc status

    37  * change events and passes this events to the registered observer object.

    38  *

    39  * @since S60 v3.2

    40  */

    41 class CMmcObserver : public CActive

    42 {

    43 public:

    44 

    45     /**

    46      * Creates new mmc observer object.

    47      *

    48      * @since S60 v3.2

    49      * @param aDrive drive number to watch

    50      * @param aObserver observer object

    51      * @param aFileServerSession file server session object

    52      */

    53     static CMmcObserver* NewL(TInt aDrive,

    54                               MMemoryCardObserver* aObserver,

    55                               RFs* aFileServerSession);

    56 

    57     /**

    58      * Creates new mmc observer object and leave it on cleanup stack

    59      *

    60      * @since S60 v3.2

    61      * @param aDrive drive number to watch

    62      * @param aObserver observer object

    63      * @param aFileServerSession file server session object

    64      */

    65     static CMmcObserver* NewLC(TInt aDrive,

    66                                MMemoryCardObserver* aObserver,

    67                                RFs* aFileServerSession);

    68 

    69     /**

    70      * Starts MMC event observing.

    71      *

    72      * @since S60 v3.2

    73      */

    74     void StartObserver();

    75 

    76     /**

    77      * Gets the id of the inserted mmc.

    78      *

    79      * @since S60 v3.2

    80      * @return the unique id of the inserted MMC or 0 if MMC not present

    81      */

    82     TUint MmcId();

    83 

    84 public:     // from CActive

    85 

    86     /**

    87      * RunL

    88      */

    89     void RunL();

    90 

    91     /**

    92      * DoCancel

    93      */

    94     void DoCancel();

    95 

    96     /**

    97      * Destructor

    98      */

    99     ~CMmcObserver();

   100 

   101 private:

   102 

   103     /**

   104      * ConstructL

   105      *

   106      * @since S60 v3.2

   107      * @param aObserver observer object

   108      * @param aFileServerSession file server session object

   109      */

   110     void ConstructL(MMemoryCardObserver* aObserver, RFs* aFileServerSession);

   111 

   112     /**

   113      * Constructor

   114      *

   115      * @since S60 v3.2

   116      * @param aDrive drive number to watch

   117      */

   118     CMmcObserver(TInt aDrive);

   119 

   120 private:    //data

   121 

   122     // observer object

   123     MMemoryCardObserver* iObserver;

   124 

   125     // file server session object

   126     RFs* iFsSession;

   127 

   128     // drive number we are watching

   129     TInt iDrive;

   130 

   131     // notification path

   132     TPath iNotificationPath;

   133 

   134 };

   135 

   136 }//namespace Registry

   137 }//namespace Manager

   138 }//namespace Java

   139 

   140 #endif // JAVAREGMMCOBSERVER_H

   141 

   142 // End of File