1 /*

     2 * Copyright (c) 2009 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: 

    15 *

    16 */

    17 

    18 #include <e32base.h>

    19 

    20 #include "harvestershutdownobserver.h"

    21 #include "mdscommoninternal.h"

    22 #include "harvesterlog.h"

    23 

    24 // ---------------------------------------------------------------------------

    25 // CHarvesterShutdownObserver::NewL()

    26 // ---------------------------------------------------------------------------

    27 //

    28 CHarvesterShutdownObserver* CHarvesterShutdownObserver::NewL( MHarvesterShutdownObserver& aObserver/*, const TUid& aKeyCategory */)

    29     { 

    30     CHarvesterShutdownObserver* self = new( ELeave )CHarvesterShutdownObserver( aObserver/*, aKeyCategory */);

    31     CleanupStack::PushL( self );

    32     self->ConstructL();

    33     CleanupStack::Pop( self );

    34     return self;

    35     }

    36 

    37 // ---------------------------------------------------------------------------

    38 // CHarvesterShutdownObserver::CHarvesterShutdownObserver()

    39 // ---------------------------------------------------------------------------

    40 //

    41 CHarvesterShutdownObserver::CHarvesterShutdownObserver( MHarvesterShutdownObserver& aObserver/*, const TUid& aKeyCategory */)

    42     : CActive( CActive::EPriorityUserInput ), iObserver( aObserver ), iValue( KErrNone )/*, iKeyCategory( aKeyCategory )*/

    43     {       

    44     CActiveScheduler::Add( this );

    45     }

    46 

    47 // ---------------------------------------------------------------------------

    48 // CHarvesterShutdownObserver::ConstructL()

    49 // ---------------------------------------------------------------------------

    50 //

    51 void CHarvesterShutdownObserver::ConstructL()

    52     {

    53     WRITELOG( "CHarvesterShutdownObserver::ConstructL()" );

    54     

    55     const TInt error = RProperty::Define(KHarvesterPSShutdown, KShutdown,RProperty::EInt,KAllowAllPolicy,KPowerMgmtPolicy);

    56     

    57     WRITELOG1( "CHarvesterShutdownObserver::ConstructL, defineError = %d", error );

    58     

    59     // attach to the property    

    60     User::LeaveIfError( iProperty.Attach(KHarvesterPSShutdown,KShutdown,EOwnerThread) );

    61     

    62     // wait for the previously attached property to be updated

    63     iProperty.Subscribe(iStatus);       

    64     

    65     SetActive();

    66     

    67     WRITELOG("CHarvesterShutdownObserver::ConstructL() end");

    68     }

    69 

    70 // ---------------------------------------------------------------------------

    71 // CHarvesterShutdownObserver::~CHarvesterShutdownObserver()

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

    73 //

    74 CHarvesterShutdownObserver::~CHarvesterShutdownObserver()

    75     {

    76     WRITELOG( "CHarvesterShutdownObserver::~CHarvesterShutdownObserver()" );

    77     Cancel();

    78     iProperty.Close();

    79     WRITELOG( "CHarvesterShutdownObserver::~CHarvesterShutdownObserver() end" );

    80     }

    81 

    82 // ---------------------------------------------------------------------------

    83 // CHarvesterShutdownObserver::RunL()

    84 // ---------------------------------------------------------------------------

    85 //

    86 void CHarvesterShutdownObserver::RunL()

    87     {

    88     // resubscribe before processing new value to prevent missing updates

    89     iProperty.Subscribe( iStatus );

    90     SetActive();

    91     

    92     // retrieve the Uid of the package going to be updated

    93     TInt value = 0;

    94     const TInt err = iProperty.Get(value);

    95     User::LeaveIfError(err);

    96 

    97 	iValue = value;

    98 

    99     // observer callback

   100     if (value)

   101         {

   102         iObserver.ShutdownNotification();

   103         }

   104     else

   105         {

   106         iObserver.RestartNotification();

   107         }

   108     }

   109 

   110 TInt CHarvesterShutdownObserver::RunError( TInt /*aError*/ )

   111     {

   112     return KErrNone;

   113     }

   114 

   115 // ---------------------------------------------------------------------------

   116 // CHarvesterShutdownObserver::DoCancel()

   117 // ---------------------------------------------------------------------------

   118 //

   119 void CHarvesterShutdownObserver::DoCancel()

   120     {

   121     iProperty.Cancel();

   122     }

   123 

   124 // ---------------------------------------------------------------------------

   125 // CHarvesterShutdownObserver::UpdateInProgress()

   126 // ---------------------------------------------------------------------------

   127 //

   128 TBool CHarvesterShutdownObserver::UpdateInProgress()

   129     {

   130     return iValue > 0 ? ETrue : EFalse;

   131     }

   132 

   133 // End of file