1 /*

     2 * Copyright (c) 2005 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 attribute store proxy.

    15 *

    16 */

    17 

    18 #ifndef CPENGPRESENCEATTRMODELSTORAGEPROXY_H

    19 #define CPENGPRESENCEATTRMODELSTORAGEPROXY_H

    20 

    21 //  INCLUDES

    22 #include "MPEngPresenceAttrManager.h"

    23 #include <E32Base.h>

    24 

    25 

    26 //FORWARD DECLARATIONS

    27 class CPEngPresenceAttrModel;

    28 class CPEngModelStoreEntryAdapter;

    29 class MPEngStorageManager;

    30 

    31 

    32 

    33 // CLASS DECLARATION

    34 /**

    35  * Presence Storage support

    36  *

    37  * @since 3.0

    38  */

    39 NONSHARABLE_CLASS( CPEngPresenceAttrModelStorageProxy ) : public CBase

    40     {

    41 public:  // Constructors and destructor

    42 

    43     /**

    44      * Two-phased constructor.

    45      */

    46     static CPEngPresenceAttrModelStorageProxy* NewL( CPEngPresenceAttrModel& aAttributeModel );

    47 

    48 

    49     /**

    50      * Destructor.

    51      */

    52     virtual ~CPEngPresenceAttrModelStorageProxy();

    53 

    54 

    55 private: // Constructors.

    56 

    57     /**

    58      * C++ default constructor.

    59      */

    60     CPEngPresenceAttrModelStorageProxy( CPEngPresenceAttrModel& aAttributeModel );

    61 

    62 

    63 

    64 public: // Presence Storage.

    65 

    66     void ConnectStorageL( TBool aUserModel,

    67                           HBufC* aStoreId,

    68                           MPEngStorageManager& aStorageManager );

    69 

    70 

    71     TInt RetrieveFromStorageL();

    72     void StoreToStorageL( TBool aForceStore = EFalse ) const;

    73     void RemoveFromStorageL();

    74     TBool IsFromThisStorage( const MPEngStorageManager& aStorageManager ) const;

    75 

    76 

    77     void GainEditLockL( TBool aCreationAllowed );

    78     TInt StopEditSupport();

    79     TBool IsEditLocked() const;

    80     void ForceSendAttrEventIfNeededL() const;

    81 

    82 

    83 

    84 private:    // Data

    85 

    86     //REF: The attribute model to store

    87     CPEngPresenceAttrModel&     iAttributeModel;

    88 

    89     //OWN: Store entry adapter. Lazy initalized

    90     CPEngModelStoreEntryAdapter*    iStoreEntry;

    91 

    92     //OWN: Does storage proxy instance own the edit lock?

    93     TBool   iEditLockOwned;

    94 

    95     //OWN: Is force notification needed?

    96     TBool   iForceNotifySidChange;

    97 

    98     };

    99 

   100 

   101 

   102 #endif      // CPENGPRESENCEATTRMODELSTORAGEPROXY_H

   103 

   104 // End of File