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:  Class to monitor when memory card status is changed

    15  *

    16 */

    17 

    18 

    19 #include "thumbnailmemorycardobserver.h"

    20 #include "thumbnaillog.h"

    21 #include "OstTraceDefinitions.h"

    22 #ifdef OST_TRACE_COMPILER_IN_USE

    23 #include "thumbnailmemorycardobserverTraces.h"

    24 #endif

    25 

    26 

    27 // ======== MEMBER FUNCTIONS ========

    28 

    29 // ---------------------------------------------------------------------------

    30 // CThumbnailMemoryCardObserver::NewL()

    31 // Two-phased constructor.

    32 // ---------------------------------------------------------------------------

    33 //

    34 CThumbnailMemoryCardObserver* CThumbnailMemoryCardObserver::NewL( CThumbnailServer* aServer, RFs& aFs )

    35     {

    36     CThumbnailMemoryCardObserver* self = new( ELeave )

    37         CThumbnailMemoryCardObserver( aServer, aFs );

    38     CleanupStack::PushL( self );

    39     self->ConstructL();

    40     CleanupStack::Pop( self );

    41     return self;

    42     }

    43 

    44 

    45 // ---------------------------------------------------------------------------

    46 // CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver()

    47 // C++ default constructor can NOT contain any code, that might leave.

    48 // ---------------------------------------------------------------------------

    49 //

    50 CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver( CThumbnailServer* aServer, RFs& aFs ): 

    51     CActive( CActive::EPriorityStandard ), iServer( aServer ), iFs( aFs ) 

    52     {

    53     TN_DEBUG1( "CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver()"

    54         );

    55     OstTrace0( TRACE_NORMAL, CTHUMBNAILMEMORYCARDOBSERVER_CTHUMBNAILMEMORYCARDOBSERVER, "CThumbnailMemoryCardObserver::CThumbnailMemoryCardObserver" );

    56     CActiveScheduler::Add( this );

    57     StartNotify();

    58     }

    59 

    60 

    61 // ---------------------------------------------------------------------------

    62 // CThumbnailMemoryCardObserver::ConstructL()

    63 // Symbian 2nd phase constructor can leave.

    64 // ---------------------------------------------------------------------------

    65 //

    66 void CThumbnailMemoryCardObserver::ConstructL()

    67     {

    68     // No implementation required

    69     }

    70 

    71 

    72 // ---------------------------------------------------------------------------

    73 // CThumbnailTaskProcessor::~CThumbnailTaskProcessor()

    74 // Destructor.

    75 // ---------------------------------------------------------------------------

    76 //

    77 CThumbnailMemoryCardObserver::~CThumbnailMemoryCardObserver()

    78     {

    79     TN_DEBUG1( 

    80         "CThumbnailMemoryCardObserver::~CThumbnailMemoryCardObserver()" );

    81     OstTrace0( TRACE_NORMAL, DUP1_CTHUMBNAILMEMORYCARDOBSERVER_CTHUMBNAILMEMORYCARDOBSERVER, "CThumbnailMemoryCardObserver::~CThumbnailMemoryCardObserver" );

    82     Cancel();

    83     }

    84 

    85 

    86 // ---------------------------------------------------------------------------

    87 // CThumbnailMemoryCardObserver::RunL()

    88 // ---------------------------------------------------------------------------

    89 //

    90 void CThumbnailMemoryCardObserver::RunL()

    91     {

    92     TN_DEBUG2( "CThumbnailMemoryCardObserver::RunL() iStatus = %d", iStatus.Int());

    93     OstTrace1( TRACE_NORMAL, CTHUMBNAILMEMORYCARDOBSERVER_RUNL, "CThumbnailMemoryCardObserver::RunL;iStatus.Int()=%d", iStatus.Int() );

    94     if ( !iStatus.Int() )

    95         {

    96         // trap because nothing could be done in RunError

    97         TRAP_IGNORE( iServer->MemoryCardStatusChangedL() );

    98         StartNotify();

    99         }

   100     }

   101 

   102 // ---------------------------------------------------------------------------

   103 // CThumbnailMemoryCardObserver::DoCancel()

   104 // ---------------------------------------------------------------------------

   105 //

   106 void CThumbnailMemoryCardObserver::DoCancel()

   107     {

   108     iFs.NotifyChangeCancel();

   109     }

   110 

   111 // ---------------------------------------------------------------------------

   112 // CThumbnailMemoryCardObserver::StartNotify()

   113 // ---------------------------------------------------------------------------

   114 //

   115 void CThumbnailMemoryCardObserver::StartNotify()

   116     {

   117     TN_DEBUG1( "CThumbnailMemoryCardObserver::StartNotify()" );

   118     OstTrace0( TRACE_NORMAL, CTHUMBNAILMEMORYCARDOBSERVER_STARTNOTIFY, "CThumbnailMemoryCardObserver::StartNotify" );

   119     

   120     if (IsActive()) 

   121         {

   122         Cancel();

   123         }

   124     

   125     iFs.NotifyChange(ENotifyDisk, iStatus);

   126     SetActive();

   127     }

   128 

   129 // End of file