instantmessagesalert/inc/mimalertnotifierkeyobserver.h
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     1 /*
       
     2 * Copyright (c) 2009 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:  Observes when key values are changed
       
    15 *
       
    16 */
       
    17 
       
    18 #ifndef MIMALERTNOTIFIERKEYOBSERVER_H
       
    19 #define MIMALERTNOTIFIERKEYOBSERVER_H
       
    20 
       
    21 //  INCLUDES
       
    22 #include <e32base.h>
       
    23 #include <bldvariant.hrh>
       
    24 
       
    25 class TUpdatedKey
       
    26 	{
       
    27 	public:
       
    28 		TUpdatedKey(){};
       
    29 	public:
       
    30 		TUid    iUid;
       
    31 		TUint32 iKey;
       
    32 		TInt    iValue;
       
    33 	};
       
    34 
       
    35 /**
       
    36 *  Notifier inteface for Pub&Sub or shared data key changes
       
    37 *  (depends on which system is used in the platform)
       
    38 *
       
    39 *  @since Series 60 2.6
       
    40 */
       
    41 class MIMAlertNotifierKeyObserver
       
    42     {
       
    43 	public: // New functions
       
    44         
       
    45         /**
       
    46         * This function is called when a PS or shared data key value is changed
       
    47         * @param aUpdatedValues 
       
    48         */
       
    49 		virtual void HandleKeyChange( TUpdatedKey& aUpdatedValues ) = 0;
       
    50         
       
    51     protected: // Destructor
       
    52         virtual ~MIMAlertNotifierKeyObserver(){};
       
    53     };
       
    54 #endif      // MIMALERTNOTIFIERKEYOBSERVER_H 
       
    55             
       
    56 // End of File
       
    57