1 /*

     2 * Copyright (c) 2002-2004 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:  This singleton class takes care of creation of different other

    15 *                classes needed in PECProfiles.

    16 *

    17 */

    18 

    19 

    20 

    21 // INCLUDE FILES

    22 #include    "MT_CSchedulerUtility.h"

    23 #include    <e32svr.h>

    24 

    25 // ============================ MEMBER FUNCTIONS ===============================

    26 

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

    28 // MT_CSchedulerUtility::MT_CSchedulerUtility

    29 // C++ default constructor can NOT contain any code, that

    30 // might leave.

    31 // -----------------------------------------------------------------------------

    32 //

    33 MT_CSchedulerUtility::MT_CSchedulerUtility()

    34     {

    35     RDebug::Print( _L( "Digia:MT_CSchedulerUtility::MT_CSchedulerUtility()" ) );

    36     }

    37 

    38 // -----------------------------------------------------------------------------

    39 // MT_CSchedulerUtility::ConstructL

    40 // Symbian 2nd phase constructor can leave.

    41 // -----------------------------------------------------------------------------

    42 //

    43 void MT_CSchedulerUtility::ConstructL()

    44     {

    45     iWait = new ( ELeave ) CActiveSchedulerWait;

    46     }

    47 

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

    49 // MT_CSchedulerUtility::NewL

    50 // Two-phased constructor.

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

    52 //

    53 MT_CSchedulerUtility* MT_CSchedulerUtility::NewL()

    54     {

    55     MT_CSchedulerUtility* self = new( ELeave ) MT_CSchedulerUtility;

    56     

    57     CleanupStack::PushL( self );

    58     self->ConstructL();

    59     CleanupStack::Pop();

    60 

    61     return self;

    62     }

    63 

    64     

    65 // Destructor

    66 MT_CSchedulerUtility::~MT_CSchedulerUtility()

    67     {

    68     Stop();

    69     delete iWait;

    70     Dll::SetTls( NULL );

    71     RDebug::Print( _L( "Digia:MT_CSchedulerUtility::~MT_CSchedulerUtility()" ) );

    72     }

    73 

    74 

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

    76 // MT_CSchedulerUtility::InstanceL

    77 // (other items were commented in a header).

    78 // -----------------------------------------------------------------------------

    79 //

    80 MT_CSchedulerUtility* MT_CSchedulerUtility::InstanceL()

    81     {

    82     TAny* instance = Dll::Tls();

    83     if( instance == NULL )

    84         {

    85         instance = MT_CSchedulerUtility::NewL();

    86         TInt err( Dll::SetTls( instance ) );

    87         if( err )

    88             {

    89             delete static_cast<MT_CSchedulerUtility*>( instance );

    90             User::Leave( err );

    91             }

    92         }

    93     return static_cast<MT_CSchedulerUtility*>( instance );

    94     }

    95 

    96 void MT_CSchedulerUtility::Release()

    97     {

    98     TAny* instance = Dll::Tls();

    99     if( instance != NULL )

   100         {

   101         delete ( static_cast<MT_CSchedulerUtility*>( instance ) );

   102         }

   103     }

   104 

   105 // -----------------------------------------------------------------------------

   106 // MT_CSchedulerUtility::Start

   107 // (other items were commented in a header).

   108 // -----------------------------------------------------------------------------

   109 //

   110 void MT_CSchedulerUtility::Start()

   111     {

   112     if( !iWait->IsStarted() )

   113         {

   114         iWait->Start();

   115         }

   116     }

   117 

   118 // -----------------------------------------------------------------------------

   119 // MT_CSchedulerUtility::Stop

   120 // (other items were commented in a header).

   121 // -----------------------------------------------------------------------------

   122 //

   123 void MT_CSchedulerUtility::Stop()

   124     {

   125     if( iWait->IsStarted() )

   126         {

   127         iWait->AsyncStop();

   128         }

   129     }

   130 

   131 //  End of File  

   132