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:  Presence Store Entry adapter for presence attributes.

    15 *

    16 */

    17 

    18 #ifndef CPENGMODELSTOREENTRYADAPTER_H

    19 #define CPENGMODELSTOREENTRYADAPTER_H

    20 

    21 //  INCLUDES

    22 #include "CPEngStoreEntry.h"

    23 

    24 

    25 //FORWARD DECLARATIONS

    26 class CPEngPresenceAttrModel;

    27 class MPEngStorageManager;

    28 

    29 

    30 

    31 // CLASS DECLARATION

    32 /**

    33  * Presence Store Entry adapter for presence attributes.

    34  *

    35  * @since 3.0

    36  */

    37 NONSHARABLE_CLASS( CPEngModelStoreEntryAdapter ) : public CPEngStoreEntry

    38     {

    39 public:  // Constructors and destructor

    40 

    41     /**

    42      * Two-phased constructor.

    43      */

    44     static CPEngModelStoreEntryAdapter* NewL(

    45         HBufC* aStoreId,

    46         MPEngStorageManager& aStorageManager,

    47         TPEngStorageType aStorageType,

    48         CPEngPresenceAttrModel& aAttributeModel );

    49 

    50 

    51     /**

    52      * Destructor.

    53      */

    54     virtual ~CPEngModelStoreEntryAdapter();

    55 

    56 

    57 private: // Constructors.

    58 

    59     /**

    60      * C++ default constructor.

    61      */

    62     CPEngModelStoreEntryAdapter( TPEngStorageType aStorageType,

    63                                  HBufC* aStoreId,

    64                                  CPEngPresenceAttrModel& aAttributeModel );

    65 

    66 public: // New access functions

    67 

    68     /**

    69      * Access to Storage Manager used by the

    70      * CPEngModelStoreEntryAdapter.

    71      *

    72      * Both const and non const overload.

    73      * @return Reference to MPEngStorageManager.

    74      */

    75     MPEngStorageManager& StorageManager();

    76     const MPEngStorageManager& StorageManager() const;

    77 

    78 

    79 

    80 private: // Functions from the CPEngStoreEntry

    81 

    82     /**

    83      * From CPEngStoreEntry.

    84      *

    85      * Externalizes the referenced

    86      * CPEngPresenceAttrModel data to Presence Storage.

    87      *

    88      * @since 3.0

    89      * @param aStream stream to write to

    90      * @param aStorageType storage type to externalized

    91      */

    92     void ExternalizeL( RWriteStream& aStream,

    93                        TPEngStorageType aStorageType ) const;

    94 

    95     /**

    96      * From CPEngStoreEntry.

    97      *

    98      * Externalizes the referenced

    99      * CPEngPresenceAttrModel data to Presence Storage.

   100      *

   101      * @since 3.0

   102      * @param aStream stream to read from

   103      * @param aStorageType storage type to internalized

   104      */

   105     void InternalizeL( RReadStream& aStream,

   106                        TPEngStorageType aStorageType );

   107 

   108     /**

   109      * From CPEngStoreEntry.

   110      *

   111      * @since 3.0

   112      * @return ID.

   113      */

   114     const TDesC& StorageId() const;

   115 

   116 

   117     /**

   118      * From CPEngStoreEntry.

   119      *

   120      * Returns required storage size for

   121      * storing this entry to Presence Storage.

   122      *

   123      * @since 3.0

   124      * @return Size.

   125      */

   126     TUint32 EntrySize() const;

   127 

   128 

   129 

   130 private:    // Data

   131 

   132     //OWN: Store id for storing this entry.

   133     HBufC*  iStoreId;

   134 

   135     //REF: Attribute model to store

   136     CPEngPresenceAttrModel&     iAttributeModel;

   137     };

   138 

   139 

   140 #endif      // CPENGMODELSTOREENTRYADAPTER_H

   141 

   142 // End of File