homescreensrv_plat/sapi_menucontent/mcsservice/src/mcsrunningapps.cpp
changeset 0 79c6a41cd166
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     1 /*
       
     2 * Copyright (c) 2008 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 "mcsdef.h"
       
    19 #include "mcsmenu.h"
       
    20 #include "mcsmenufilter.h"
       
    21 
       
    22 #include "mcsrunningapps.h"
       
    23 #include "mcsservice.h"
       
    24 #include "mcsconstants.h"
       
    25 #include "mcsmenuopwatcher.h"
       
    26 #include "mcsoperationmanager.h"
       
    27 
       
    28 // ---------------------------------------------------------------------------
       
    29 // two-phased constructor
       
    30 // ---------------------------------------------------------------------------
       
    31 CMCSRunningApps* CMCSRunningApps::NewL( RMenu& aMCS, MMCSCallback* aCallback, 
       
    32                                     RMcsOperationManager& aOperationManager )
       
    33     {
       
    34     CMCSRunningApps* self = new (ELeave) CMCSRunningApps( aMCS, aCallback, 
       
    35                                                         aOperationManager );
       
    36     CleanupStack::PushL( self );
       
    37     self->ConstructL();
       
    38     CleanupStack::Pop( self );
       
    39     return self;
       
    40     }
       
    41     
       
    42 // ---------------------------------------------------------------------------
       
    43 // destructor
       
    44 // ---------------------------------------------------------------------------
       
    45 CMCSRunningApps::~CMCSRunningApps()
       
    46     {
       
    47     Cancel();
       
    48     iUidArray.Close();
       
    49     }
       
    50 
       
    51 // ---------------------------------------------------------------------------
       
    52 // default constructor
       
    53 // ---------------------------------------------------------------------------
       
    54 CMCSRunningApps::CMCSRunningApps( RMenu& aMCS, MMCSCallback* aCallback, 
       
    55                                     RMcsOperationManager& aOperationManager ) :
       
    56                         CActive( EPriorityStandard ),
       
    57                         iMCS( aMCS ), 
       
    58                         iCallback( aCallback ),
       
    59     					iOperationManager(aOperationManager)						
       
    60     {
       
    61     }
       
    62 
       
    63 // ---------------------------------------------------------------------------
       
    64 // second phase constructor
       
    65 // ---------------------------------------------------------------------------
       
    66 void CMCSRunningApps::ConstructL( )
       
    67     {
       
    68     }
       
    69 
       
    70 // ---------------------------------------------------------------------------
       
    71 // Inherited from CActive class 
       
    72 // ---------------------------------------------------------------------------
       
    73 //
       
    74 void CMCSRunningApps::DoCancel()
       
    75     {
       
    76     TRAP_IGNORE( iCallback->NotifyResultL( KErrCancel, NULL ));
       
    77     }
       
    78 
       
    79 // ---------------------------------------------------------------------------
       
    80 // Inherited from CActive class 
       
    81 // ---------------------------------------------------------------------------
       
    82 //
       
    83 void CMCSRunningApps::RunL()
       
    84     {
       
    85     TInt err = iStatus.Int();
       
    86   
       
    87     if ( err == KErrNone )
       
    88         {
       
    89         RunningAppsChangedL();//temporary        
       
    90         }   
       
    91      if(err != KErrNone)
       
    92         {
       
    93         NotifyRequestResult( err );
       
    94         }
       
    95     }
       
    96 
       
    97 // ---------------------------------------------------------------------------
       
    98 // CMCSRunningApps::RunError
       
    99 // ---------------------------------------------------------------------------
       
   100 //
       
   101 TInt CMCSRunningApps::RunError(TInt aError)
       
   102 	{
       
   103     NotifyRequestResult( aError );
       
   104     if ( (aError != KErrDiskFull) && (aError != KErrNoMemory))
       
   105     	{
       
   106     	aError = KErrNone;
       
   107     	}    
       
   108 	return aError; 
       
   109 	}
       
   110 
       
   111 // ---------------------------------------------------------------------------
       
   112 // Activates the asynchronous request
       
   113 // ---------------------------------------------------------------------------
       
   114 //
       
   115 void CMCSRunningApps::ActivateRequest( TInt aReason )
       
   116     {
       
   117     iStatus = KRequestPending;
       
   118     SetActive();
       
   119     TRequestStatus* temp = &iStatus;
       
   120     User::RequestComplete( temp, aReason );
       
   121     }
       
   122 
       
   123 // --------------------------------------------------------------------------------------------------------
       
   124 // Notifies callback the result for asynchronous request.
       
   125 // --------------------------------------------------------------------------------------------------------
       
   126 //
       
   127 void CMCSRunningApps::NotifyRequestResult( TInt aReason )
       
   128     {
       
   129     iOperationManager.Remove( this );//remove it 
       
   130                                      //from operation manager   
       
   131     if ( iCallback )
       
   132         {
       
   133         TRAP_IGNORE( iCallback->NotifyResultL( aReason, (TAny*)(&iUidArray)));
       
   134         // iCallback deletes itself.
       
   135         }
       
   136     delete this;
       
   137     }
       
   138 
       
   139 // ---------------------------------------------------------------------------
       
   140 // ExecuteActionL - Async 
       
   141 // ---------------------------------------------------------------------------
       
   142 void CMCSRunningApps::GetRunningApplicationL()
       
   143     {
       
   144     if( !iCallback )
       
   145         {
       
   146         User::Leave( KErrArgument );
       
   147         }
       
   148     CActiveScheduler::Add ( this );
       
   149     ActivateRequest( KErrNone );
       
   150     }
       
   151 
       
   152 // --------------------------------------------------------------------------------------------------------
       
   153 // Notifies callback the result for asynchronous request.
       
   154 // --------------------------------------------------------------------------------------------------------
       
   155 //
       
   156 void CMCSRunningApps::RunningAppsChangedL()
       
   157     {
       
   158      TRAPD(err,
       
   159       {
       
   160       RArray<TUid> uids;
       
   161       CleanupClosePushL( uids );
       
   162       iMCS.GetRunningAppsL( uids );    		  
       
   163       for(TInt i =0; i<uids.Count(); i++)
       
   164           {
       
   165           iUidArray.AppendL( uids[i] );
       
   166           }
       
   167       CleanupStack::PopAndDestroy( &uids );    
       
   168       });
       
   169     NotifyRequestResult( err );
       
   170     }