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:  Dll access point.

    15 *

    16 */

    17 

    18 

    19 

    20 //  INCLUDES

    21 #include "CCAAdapterDll.h"

    22 #include "CCAImpsFactory.h"

    23 #include <e32std.h>

    24 

    25 // ================= OTHER EXPORTED FUNCTIONS ==============

    26 

    27 

    28 /**

    29 * Creates concrete interface factory if not created earlier.

    30 * @return MCAImpsFactory abstract base class for factory.

    31 */

    32 EXPORT_C MCAImpsFactory* CreateImpsFactoryL()

    33     {

    34     MCAImpsFactory* mFactory = NULL;

    35     mFactory = static_cast< MCAImpsFactory* > ( Dll::Tls() );

    36     if ( ! mFactory )

    37         {

    38         CCAImpsFactory *cFactory = CCAImpsFactory::NewL();

    39         mFactory = cFactory;

    40         CleanupStack::PushL( cFactory );

    41         User::LeaveIfError( Dll::SetTls( static_cast< TAny* > ( mFactory ) ) );

    42         CleanupStack::Pop( cFactory );

    43         }

    44     return mFactory;

    45     }

    46 

    47 /**

    48 * Returns current factory instance or NULL if not created yet

    49 * @return MCAImpsFactory current instance, can be NULL

    50 */

    51 EXPORT_C MCAImpsFactory* CurrentImpsFactoryInstance()

    52     {

    53     MCAImpsFactory *mFactory = NULL;

    54     mFactory = static_cast< MCAImpsFactory* > ( Dll::Tls() );

    55     return mFactory;

    56     }

    57 

    58 /**

    59 * Destroys the adapter.

    60 */

    61 EXPORT_C void ReleaseAdapterL()

    62     {

    63     MCAImpsFactory *mFactory = NULL;

    64     mFactory = static_cast< MCAImpsFactory* > ( Dll::Tls() );

    65     if ( mFactory )

    66         {

    67         CCAImpsFactory *cFactory = NULL;

    68         cFactory = static_cast< CCAImpsFactory* > ( mFactory );

    69         if ( cFactory )

    70             {

    71             delete cFactory;

    72             }

    73         // Ignore error

    74         Dll::SetTls( NULL );

    75         }

    76     }

    77 

    78 //  End of File