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 -    Store and restore views last state.

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 #ifndef CLMKLMITEMLISTMEMENTO_H

    26 #define CLMKLMITEMLISTMEMENTO_H

    27 

    28 //  INCLUDES

    29 #include "MLmkListMemento.h"

    30 #include <e32base.h>

    31 #include <EPos_Landmarks.h>

    32 

    33 // FORWARD DECLARATIONS

    34 class CAknFilteredTextListBoxModel;

    35 

    36 // CLASS DECLARATION

    37 

    38 /**

    39 * CLmkLmItemListMemento class

    40 */

    41 class CLmkLmItemListMemento : public CBase, public MLmkListMemento

    42     {

    43     public: // Constructors and destructor

    44 

    45         /**

    46         *

    47         */

    48         static CLmkLmItemListMemento* NewL();

    49 

    50         /**

    51         * Destructor.

    52         */

    53         ~CLmkLmItemListMemento();

    54 

    55     public: // New functions

    56 

    57 		TBool IsModelAvailable();

    58 		void  UpdateModelAvailability(TBool aModelAvailable);

    59        /**

    60         * Returns memorized item id for specific purposes.

    61         * Mainly used for setting up category contents view.

    62         * @return item id, KPosLmNullItemId if not applicable

    63         */

    64         IMPORT_C TPosLmItemId MemorizedItemId() const;

    65 

    66     public: // From MLmkListMemento

    67 

    68         void Store( const CEikListBox& aListBox,

    69                     const CLmkListProviderBase& aProvider,

    70                     TBool aFiltered );

    71 

    72         void Restore( const CEikListBox& aListBox,

    73                       const CLmkListProviderBase& aProvider,

    74                       TBool aFiltered );

    75 

    76     protected: // Constructors and destructor

    77 

    78         /**

    79         * C++ constructor.

    80         */

    81         CLmkLmItemListMemento();

    82 

    83         /**

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

    85         */

    86         void ConstructL( );

    87 

    88     private: // New functions

    89 

    90         void StoreFiltered( const CEikListBox& aListBox,

    91                             const CLmkListProviderBase& aProvider,

    92                             const CAknFilteredTextListBoxModel& aModel );

    93 

    94         void RestoreFiltered( const CEikListBox& aListBox,

    95                               const CLmkListProviderBase& aProvider,

    96                               const CAknFilteredTextListBoxModel& aModel );

    97 

    98         void StoreNonFiltered( const CEikListBox& aListBox,

    99                                const CLmkListProviderBase& aProvider );

   100 

   101         void RestoreNonFiltered( const CEikListBox& aListBox,

   102                                  const CLmkListProviderBase& aProvider );

   103 

   104     private: // data

   105 

   106         TInt iMemorizedCurrentItemIndex;

   107 

   108         TPosLmItemId iMemorizedCurrentItemId;

   109 

   110         TInt iMemorizedTopItemIndex;

   111         TBool iModelAvailable;

   112     };

   113 

   114 #endif      // CLMKLMITEMLISTMEMENTO_H

   115 

   116 // End of File