1 /*

     2 * Copyright (c) 2005-2006 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 the License "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:  Map of callback and transaction id.

    15 *

    16 */

    17 

    18 

    19 #ifndef __CContactCALLBACKMAP_H__

    20 #define __CContactCALLBACKMAP_H__

    21 

    22 //INCLUDES

    23 #include <e32base.h>

    24 

    25 //FORWARD DECLARATION

    26 class MLiwNotifyCallback;

    27 

    28 /**

    29 * CContactCallbackMap

    30 * This class keeps a map of the transaction id allocated to an asynchronous request with the callback

    31 * of the request.

    32 */

    33 

    34 // CLASS DECLARATION

    35 NONSHARABLE_CLASS(CContactCallbackMap): public CBase

    36     {

    37     public:// Constructors

    38 

    39         /**

    40         * CContactCallbackMap

    41         * Constructor.

    42         *

    43         * @param aTransactionId The transaction id alloted to asynchronous request.

    44         * @param aCallback The callback associated with the asynchronous request.

    45         */

    46         inline CContactCallbackMap( TInt32 aTransactionId, MLiwNotifyCallback* aCallback );

    47         

    48         /**

    49         * ~CContactCallbackMap

    50         * Destructor.

    51         */

    52         inline ~CContactCallbackMap() {}

    53 

    54     public:

    55 

    56         /**

    57         * Set

    58         * Sets the transaction id and callback.

    59         *

    60         * @param aTransactionId The transaction id alloted to asynchronous request.

    61         * @param aCallback The callback associated with the asynchronous request.

    62         */

    63         inline void Set( TInt32 aTransactionId, MLiwNotifyCallback* aCallback );

    64 

    65         /**

    66         * Get

    67         * Gets the transaction id and callback.

    68         *

    69         * @param aTransactionId The transaction id alloted to asynchronous request.

    70         * @param aCallback The reference to the callback associated with the asynchronous request.

    71         * @return True if aCallback is set else False.

    72         */

    73         inline TBool Get( TInt32 aTransactionId, MLiwNotifyCallback*& aCallback ) const;

    74 

    75 

    76     private:// Data

    77 

    78         /**

    79         * iTransactionId

    80         * The transaction id of the async call.

    81         */

    82         TInt32 iTransactionId;

    83 

    84         /**

    85         * iCallback

    86         * The handle to MLiwNotifyCallback.

    87         */

    88         MLiwNotifyCallback* iCallback;

    89 

    90     };

    91 

    92 #include "contactcallbackmap.inl"

    93 

    94 #endif // __CContactCALLBACKMAP_H__