messagingfw/muiuutils/src/MuiuMsvSingleOpWatcher.cpp
branchRCL_3
changeset 22 d2c4c66342f3
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21:e5b3a2155e1a 22:d2c4c66342f3
       
     1 /*
       
     2 * Copyright (c) 2002 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 *     Messaging progress watching classes
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 // INCLUDE FILES
       
    23 #include <msvapi.h>
       
    24 #include "muiudomainpan.h"
       
    25 #include "MuiuMsvSingleOpWatcher.h"
       
    26 
       
    27 // CONSTANTS
       
    28 const TInt KSingleOpWatcherPriority = KMaxTInt;
       
    29 
       
    30 
       
    31 // ============================ MEMBER FUNCTIONS ===============================
       
    32 
       
    33 // ---------------------------------------------------------
       
    34 // CMsvSingleOpWatcher::NewLC
       
    35 //
       
    36 // ---------------------------------------------------------
       
    37 //
       
    38 EXPORT_C CMsvSingleOpWatcher* CMsvSingleOpWatcher::NewLC( MMsvSingleOpWatcher& aObserver )
       
    39     {   // static 
       
    40     CMsvSingleOpWatcher* self = new( ELeave ) CMsvSingleOpWatcher( aObserver );
       
    41     CleanupStack::PushL( self );
       
    42     self->ConstructL();
       
    43     return self;
       
    44     }
       
    45 
       
    46 
       
    47 // ---------------------------------------------------------
       
    48 // CMsvSingleOpWatcher::NewL
       
    49 //
       
    50 // ---------------------------------------------------------
       
    51 //
       
    52 EXPORT_C CMsvSingleOpWatcher* CMsvSingleOpWatcher::NewL( MMsvSingleOpWatcher& aObserver )
       
    53     {   // static 
       
    54     CMsvSingleOpWatcher* self = NewLC(aObserver);
       
    55     CleanupStack::Pop( self ); // self
       
    56     return self;
       
    57     }
       
    58 
       
    59 
       
    60 // ---------------------------------------------------------
       
    61 // CMsvSingleOpWatcher::CMsvSingleOpWatcher
       
    62 //
       
    63 // ---------------------------------------------------------
       
    64 //
       
    65 CMsvSingleOpWatcher::CMsvSingleOpWatcher( MMsvSingleOpWatcher& aObserver )
       
    66     : CActive( KSingleOpWatcherPriority ), iObserver( aObserver )
       
    67     {
       
    68     CActiveScheduler::Add( this );
       
    69     }
       
    70 
       
    71 
       
    72 // ---------------------------------------------------------
       
    73 // CMsvSingleOpWatcher::ConstructL
       
    74 //
       
    75 // ---------------------------------------------------------
       
    76 //
       
    77 void CMsvSingleOpWatcher::ConstructL()
       
    78     {
       
    79     // Nothing to do, reserved for future use...
       
    80     }
       
    81 
       
    82 
       
    83 // ---------------------------------------------------------
       
    84 // CMsvSingleOpWatcher::~CMsvSingleOpWatcher
       
    85 //
       
    86 // ---------------------------------------------------------
       
    87 //
       
    88 EXPORT_C CMsvSingleOpWatcher::~CMsvSingleOpWatcher()
       
    89     {
       
    90     Cancel();   // Cancel any request, if outstanding. Calls Cancel on iOperation.
       
    91     delete iOperation;      
       
    92     }
       
    93 
       
    94 
       
    95 // ---------------------------------------------------------
       
    96 // CMsvSingleOpWatcher::SetOperation
       
    97 // --- Setter ---
       
    98 // Must only be called once during the lifetime of a CMsvSingleOpWatcher object.
       
    99 // ---------------------------------------------------------
       
   100 //
       
   101 EXPORT_C void CMsvSingleOpWatcher::SetOperation(CMsvOperation* aOperation)
       
   102     {
       
   103     __ASSERT_DEBUG( !IsActive(), Panic( EMuiuSingleOpWatcherAlreadyActive ) );
       
   104     __ASSERT_DEBUG( !iOperation, Panic( EMuiuSingleOpWatcherOperationAlreadySet ) );
       
   105     __ASSERT_DEBUG( aOperation, Panic( EMuiuSingleOpWatcherOperationNull ) );
       
   106 
       
   107     //
       
   108     // Take ownership of operation and set our active status so we're handled 
       
   109     // by the active scheduler.
       
   110     iOperation = aOperation;
       
   111     iStatus = KRequestPending;
       
   112     SetActive();
       
   113     }
       
   114 
       
   115 
       
   116 // ---------------------------------------------------------
       
   117 // CMsvSingleOpWatcher::Operation
       
   118 // --- Accessor ---
       
   119 // ---------------------------------------------------------
       
   120 //
       
   121 EXPORT_C CMsvOperation& CMsvSingleOpWatcher::Operation() const
       
   122     {
       
   123     __ASSERT_DEBUG( iOperation, Panic( EMuiuSingleOpWatcherOperationNull ) );
       
   124     return *iOperation;
       
   125     }
       
   126 
       
   127 
       
   128 // ---------------------------------------------------------
       
   129 // CMsvSingleOpWatcher::DoCancel
       
   130 // --- From CActive ---
       
   131 // ---------------------------------------------------------
       
   132 //
       
   133 void CMsvSingleOpWatcher::DoCancel()        
       
   134     {
       
   135 
       
   136     // Pass on cancel 
       
   137     iOperation->Cancel();
       
   138     }
       
   139 
       
   140 
       
   141 //------------------------------------
       
   142 // CMsvSingleOpWatcher::RunL
       
   143 // --- From CActive ---
       
   144 // ---------------------------------------------------------
       
   145 //
       
   146 void CMsvSingleOpWatcher::RunL()
       
   147     {
       
   148     //
       
   149     // Inform client of watcher that the operation has completed
       
   150     iObserver.OpCompleted( *this, iStatus.Int() );
       
   151     }
       
   152 
       
   153 // End of file