/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:    LandmarksUi Content File -    Selector's cache class

*

*/

#ifndef CLMKSELECTORCACHE_H

#define CLMKSELECTORCACHE_H

//  INCLUDES

#include <e32base.h>        // CBase

#include "MLmkListProviderObserver.h"

// FORWARD DECLARATIONS

class CLmkListProviderBase;

class CLmkUiItemBase;

// CLASS DECLARATION

/**

* CLmkSelectorCache class

*/

class CLmkSelectorCache : public CBase, public MLmkListProviderObserver

    {

    private:

        class CLinkedItem: public CBase

            {

            public:

                CLinkedItem();

                ~CLinkedItem();

            public:

                TInt iIndex;

                CLmkUiItemBase* iPtr;

            };

    public:  // Constructors and destructor

        /**

        *

        *

        * @return newly instantiated object

        */

        static CLmkSelectorCache* NewL( CLmkListProviderBase& aListProvider );

        /**

        * Destructor.

        */

        ~CLmkSelectorCache();

    public: // New functions

        CLmkUiItemBase& ItemAtL( TInt aIndex );

        TInt ItemCount() const;

    public: // From MLmkListProviderObserver

        void HandleListProviderEvent( TLmkListProviderEventType aEvent );

        void HandleListProviderError( TInt aError );

    protected:  // New functions

    protected:  // Functions from base classes

    private:  // Constructors and destructor

        /**

        * C++ default constructor.

        */

        CLmkSelectorCache( CLmkListProviderBase& aListProvider );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:    // Data

        CLmkListProviderBase& iListProvider;

        RPointerArray<CLinkedItem> iItemList;

    };

#endif      // CLMKSELECTORCACHE_H

// End of File