1 /*

     2 * Copyright (c) 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:    LandmarksUi Content File -    Selector's cache class

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 #ifndef CLMKSELECTORCACHE_H

    26 #define CLMKSELECTORCACHE_H

    27 

    28 //  INCLUDES

    29 #include <e32base.h>        // CBase

    30 #include "MLmkListProviderObserver.h"

    31 

    32 // FORWARD DECLARATIONS

    33 class CLmkListProviderBase;

    34 class CLmkUiItemBase;

    35 

    36 

    37 // CLASS DECLARATION

    38 /**

    39 * CLmkSelectorCache class

    40 */

    41 class CLmkSelectorCache : public CBase, public MLmkListProviderObserver

    42     {

    43     private:

    44         class CLinkedItem: public CBase

    45             {

    46             public:

    47                 CLinkedItem();

    48                 ~CLinkedItem();

    49             public:

    50                 TInt iIndex;

    51                 CLmkUiItemBase* iPtr;

    52             };

    53 

    54     public:  // Constructors and destructor

    55 

    56         /**

    57         *

    58         *

    59         * @return newly instantiated object

    60         */

    61         static CLmkSelectorCache* NewL( CLmkListProviderBase& aListProvider );

    62 

    63         /**

    64         * Destructor.

    65         */

    66         ~CLmkSelectorCache();

    67 

    68     public: // New functions

    69 

    70         CLmkUiItemBase& ItemAtL( TInt aIndex );

    71 

    72         TInt ItemCount() const;

    73 

    74     public: // From MLmkListProviderObserver

    75 

    76         void HandleListProviderEvent( TLmkListProviderEventType aEvent );

    77 

    78         void HandleListProviderError( TInt aError );

    79 

    80     protected:  // New functions

    81 

    82     protected:  // Functions from base classes

    83 

    84     private:  // Constructors and destructor

    85 

    86         /**

    87         * C++ default constructor.

    88         */

    89         CLmkSelectorCache( CLmkListProviderBase& aListProvider );

    90 

    91         /**

    92         * By default Symbian 2nd phase constructor is private.

    93         */

    94         void ConstructL();

    95 

    96     private:    // Data

    97 

    98         CLmkListProviderBase& iListProvider;

    99         RPointerArray<CLinkedItem> iItemList;

   100     };

   101 

   102 #endif      // CLMKSELECTORCACHE_H

   103 

   104 // End of File