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 attribute transactions.

    15 *

    16 */

    17 

    18 #ifndef CPENGATTRIBUTETRANSACTION2IMP_H

    19 #define CPENGATTRIBUTETRANSACTION2IMP_H

    20 

    21 //  INCLUDES

    22 #include <E32Base.h>

    23 #include <CPEngAttributeTransaction2.h>

    24 #include "MPEngAsyncOperationOwner.h"

    25 #include "RPEngManagerClient.h"

    26 

    27 

    28 

    29 //FORWARD DECLARATIONS

    30 class CPEngAttributeTransaction2;

    31 class CPEngAsyncOperation;

    32 class CPEngNWSessionSlotID2;

    33 class CPEngNWSessionSlotStorageProxy;

    34 class CPEngAttributeFetchOp;

    35 

    36 

    37 /**

    38  * Presence attribute transactions.

    39  *

    40  * @since 3.0

    41  */

    42 NONSHARABLE_CLASS( CPEngAttributeTransaction2Imp ): public CBase,

    43         public MPEngAsyncOperationOwner

    44 

    45     {

    46 public: /* Construction */

    47 

    48 

    49     /**

    50      * Instantiates CPEngAttributeTransaction2Imp object.

    51      *

    52      * @return New CPEngAttributeTransaction2Imp instance.

    53      */

    54     static CPEngAttributeTransaction2Imp* NewL(

    55         CPEngAttributeTransaction2& aInterface,

    56         TInt aPriority,

    57         const CPEngNWSessionSlotID2& aNWSessionSlotID );

    58 

    59 

    60     /**

    61      * Destructor.

    62      */

    63     ~CPEngAttributeTransaction2Imp();

    64 

    65 

    66 

    67 protected:

    68 

    69     /**

    70      * C++ constructor.

    71      */

    72     CPEngAttributeTransaction2Imp(

    73         CPEngAttributeTransaction2& aInterface,

    74         TInt aPriority );

    75 

    76 

    77     /**

    78      * Symbian OS constructor.

    79      */

    80     void ConstructL( const CPEngNWSessionSlotID2& aNWSessionSlotID );

    81 

    82 

    83 

    84 public: /* Attribute transaction implementation */

    85 

    86     TBool IsPublishOwnAttributesActive() const;

    87 

    88 

    89     TInt PublishAndUnLockOwnAttribute(

    90         MPEngPresenceAttrModel2*& aModel,

    91         MPEngAttributeTransactionObserver2& aObserver );

    92 

    93 

    94     TInt PublishAndUnLockOwnAttributes(

    95         RPointerArray<MPEngPresenceAttrModel2>& aModels,

    96         MPEngAttributeTransactionObserver2& aObserver );

    97 

    98 

    99     void CancelPublishOwnAttributes();

   100 

   101 

   102     TBool IsFetchAttributesActive() const;

   103 

   104 

   105     TInt FetchAttributes( const MDesCArray& aPresenceIDs,

   106                           const TArray<TUint32>& aTypes,

   107                           MPEngAttributeTransactionObserver2& aObserver,

   108                           TInt aOptions,

   109                           TBool aResultAsLoclObjects );

   110 

   111     void CancelFetchAttributes();

   112     TInt GetFetchedAttributes( RPointerArray< MPEngPresenceAttrModel2>& aModels );

   113 

   114 

   115 private: //from MPEngAsyncOperationOwner

   116 

   117 

   118     /**

   119      * Notifies from async operation destruction.

   120      * @since 3.0

   121      * @param aOperation The dying operation.

   122      */

   123     void HandleAsyncOperationDestruction( CPEngAsyncOperation* aOperation );

   124 

   125 

   126 

   127 

   128 

   129 private: //Implementation

   130 

   131 

   132 

   133 private: //Data

   134 

   135     //REF: Implemented interface

   136     CPEngAttributeTransaction2& iInterface;

   137 

   138     //OWN: The priority

   139     TInt    iCActivePriority;

   140 

   141     //OWN:

   142     CPEngNWSessionSlotStorageProxy* iUsedSlot;

   143 

   144     //OWN: Attribute fetch

   145     CPEngAttributeFetchOp*  iAttributeFetchOp;

   146 

   147     //OWN: Attribute publish

   148     CPEngAsyncOperation*    iAttributePublishOp;

   149 

   150     // OWN: Server

   151     RPEngManagerClient          iTransactionServer;

   152 

   153     };

   154 

   155 #endif  // CPENGATTRIBUTETRANSACTION2IMP_H

   156 

   157 // End of File