1 /*

     2 * Copyright (c) 2005 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:  Active Object to monitor the UI Server launch requests

    15 *

    16 */

    17 

    18 

    19 // User Include

    20 #include "loclaunchuiao.h"

    21 #include "loclaunchuiobserver.h"

    22 

    23 // ======== MEMBER FUNCTIONS ========

    24 

    25 // ---------------------------------------------------------------------------

    26 // C++ Default Constructor

    27 // ---------------------------------------------------------------------------

    28 //

    29 CLocLaunchUiAO::CLocLaunchUiAO( MLocLaunchUiObserver&    aObserver )

    30     : CActive( EPriorityStandard ),

    31     iObserver( aObserver )

    32     {

    33     // Add the Active object to the Active scheduler queue

    34     CActiveScheduler::Add( this );    

    35     }

    36 

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

    38 // Two Phase constructor 

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

    40 //

    41 CLocLaunchUiAO* CLocLaunchUiAO::NewL( MLocLaunchUiObserver&    aObserver )

    42     {

    43     CLocLaunchUiAO* self = CLocLaunchUiAO::NewLC( aObserver );

    44     CleanupStack::Pop( self );

    45     return self;

    46     }

    47 

    48 

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

    50 // Two Phase constructor. Leaves the allocated object on the Clean-up stack 

    51 // ---------------------------------------------------------------------------

    52 //

    53 CLocLaunchUiAO* CLocLaunchUiAO::NewLC( MLocLaunchUiObserver&    aObserver )

    54     {

    55     CLocLaunchUiAO* self = new( ELeave ) CLocLaunchUiAO( aObserver );

    56     CleanupStack::PushL( self );

    57     return self;

    58     }

    59 

    60 

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

    62 // C++ Destructor

    63 // ---------------------------------------------------------------------------

    64 //

    65 CLocLaunchUiAO::~CLocLaunchUiAO()

    66     {

    67     // Cancel any outstanding request

    68     Cancel();

    69     }

    70     

    71 // ---------------------------------------------------------------------------

    72 // Informs the active object that there is an outstanding request.

    73 // ---------------------------------------------------------------------------

    74 //    

    75 void    CLocLaunchUiAO::SetRequestOutStandingL()

    76     {

    77     // Check if there is any request outstanding for there can be only one 

    78     // request outstanding on the active object at any instant of time

    79     if( IsActive())

    80         {

    81         User::Leave( KErrInUse );

    82         }

    83     iStatus = KRequestPending;

    84     SetActive();

    85     }

    86 

    87 // ---------------------------------------------------------------------------

    88 // Returns a reference to the active objects Status variable

    89 // ---------------------------------------------------------------------------

    90 // 

    91 TRequestStatus&     CLocLaunchUiAO::GetStatusVariable()

    92     {

    93     return iStatus;

    94     }

    95 

    96 // ---------------------------------------------------------------------------

    97 // CActive RunL

    98 // ---------------------------------------------------------------------------

    99 //

   100 void CLocLaunchUiAO::RunL()

   101     {

   102     // Issue a callback only when the active object has not been cancelled

   103     if( KErrCancel != iStatus.Int())

   104         {

   105         iObserver.LaunchUiComplete( iStatus.Int());

   106         }

   107     }

   108     

   109 // ---------------------------------------------------------------------------

   110 // CActive DoCancel

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

   112 //

   113 void CLocLaunchUiAO::DoCancel()

   114     {

   115     }