1 /*

     2 * Copyright (c) 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:  Monitors for media removal events

    15 *

    16 */

    17 

    18 

    19 #ifndef CMPXMEDIAREMOVALMONITOR_H

    20 #define CMPXMEDIAREMOVALMONITOR_H

    21 

    22 #include <e32base.h>

    23 #include "mpxsystemeventobserver.h"

    24 

    25 /**

    26  *  Class to monitors for File System dismount events

    27  *  @lib Harvester

    28  *  @since S60 3.0

    29  */

    30 class CMPXMediaRemovalMonitor : public CActive

    31     {

    32 

    33 public:

    34 

    35     /**

    36     * Two-phase constructor

    37     * @param aDrive drive to monitor

    38     * @param aFs file server session

    39     * @param aObserver observer to the event

    40     */

    41     static CMPXMediaRemovalMonitor* NewL( TInt aDrive, 

    42                                           RFs& aFs,

    43                                           MMPXSystemEventObserver& aObserver );

    44     /**

    45     * Two-phase constructor

    46     * @param aDrive drive to monitor

    47     * @param aFs file server session

    48     * @param aObserver observer to the event

    49     */

    50     static CMPXMediaRemovalMonitor* NewLC( TInt aDrive, 

    51                                            RFs& aFs,

    52                                            MMPXSystemEventObserver& aObserver );

    53 

    54     /**

    55     * Virtual destructor

    56     */

    57     virtual ~CMPXMediaRemovalMonitor();

    58 

    59 protected: // From base class 

    60     

    61     /*

    62     * From CActive

    63     */

    64     void RunL();

    65     

    66     /*

    67     * From CActive

    68     */

    69     void DoCancel();

    70 

    71     /**

    72     *  From CActive

    73     */

    74     TInt RunError(TInt aError);    

    75         

    76 private:

    77 

    78     /**

    79     *  C++ constructor

    80     * @param aDrive drive to monitor

    81     * @param aFs file server session

    82     * @param aObserver observer to the event

    83     */

    84     CMPXMediaRemovalMonitor( TInt aDrive,

    85                              RFs& aFs,  

    86                              MMPXSystemEventObserver& aObserver );

    87 

    88     void ConstructL();

    89 

    90 private: // data

    91     

    92     TInt iDrive;        // Drive that is being monitored

    93     RFs& iFs;           // File Session, not owned

    94     TBool iDiskRemoved; // Is the disk inserted

    95     

    96     /*

    97     * Observer interface to callback to an observer

    98     */

    99     MMPXSystemEventObserver& iObserver;

   100     };

   101 

   102 #endif // CMPXMEDIAREMOVALMONITOR_H