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 *

    16 */

    17 

    18 

    19 

    20 // INCLUDE FILES

    21 #include "AknIconFileNameCache.h"

    22 #include "AknIconFileNameItem.h"

    23 

    24 // CONSTANTS

    25 

    26 // ================= MEMBER FUNCTIONS ==========================================

    27 

    28 CAknIconFileNameCache::CAknIconFileNameCache()

    29     {

    30     }

    31 

    32 CAknIconFileNameCache::~CAknIconFileNameCache()

    33     {

    34     iFileNameItems.ResetAndDestroy();

    35     }

    36 

    37 CAknIconFileNameCache* CAknIconFileNameCache::NewL()

    38     {

    39     return new( ELeave ) CAknIconFileNameCache;

    40     }

    41     

    42 // -----------------------------------------------------------------------------

    43 // CAknIconFileNameCache::CacheIconFileNameL

    44 // -----------------------------------------------------------------------------

    45 //

    46 HBufC* CAknIconFileNameCache::CacheIconFileNameL( const TDesC& aFileName )

    47     {

    48     HBufC* retFileName = GetIconFileName(aFileName);

    49     if (!retFileName)

    50         {

    51         retFileName = StoreIconFileNameL(aFileName);

    52         } 

    53     return retFileName;

    54     }

    55 

    56     

    57 // -----------------------------------------------------------------------------

    58 // CAknIconFileNameCache::GetIconFileName

    59 // -----------------------------------------------------------------------------

    60 //

    61 HBufC* CAknIconFileNameCache::GetIconFileName( const TDesC& aFileName ) const

    62     {

    63     HBufC* retFileName = NULL;

    64     // Compare item. Can be instantiated in stack with this constructor.

    65     CAknIconFileNameItem compareItem( aFileName );

    66 

    67     TInt index = iFileNameItems.FindInOrder( 

    68         &compareItem, CAknIconFileNameItem::LinearOrder );

    69 

    70     if ( index >= 0 )

    71         {

    72         retFileName = iFileNameItems[index]->iFileName;

    73         }        

    74     return retFileName;

    75     }

    76        

    77 // -----------------------------------------------------------------------------

    78 // CAknIconFileNameCache::StoreIconFileNameL

    79 // -----------------------------------------------------------------------------

    80 //

    81 HBufC* CAknIconFileNameCache::StoreIconFileNameL( const TDesC& aFileName )

    82     {

    83     CAknIconFileNameItem* fileNameItem = CAknIconFileNameItem::NewL(aFileName);

    84     CleanupStack::PushL( fileNameItem );    

    85     User::LeaveIfError( iFileNameItems.InsertInOrder(

    86         fileNameItem, CAknIconFileNameItem::LinearOrder ) );

    87     CleanupStack::Pop(fileNameItem);   

    88     return fileNameItem->iFileName;

    89     }    

    90 

    91 //  End of File