1 /*

     2 * Copyright (c) 2007 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:  Callback interface for getting a notification about

    15 *                property changes.

    16 * Part of:      Tactile Feedback.

    17 *

    18 */

    19 

    20 

    21 #ifndef M_TACTILEPROPERTYOBSERVER_H

    22 #define M_TACTILEPROPERTYOBSERVER_H

    23 

    24 

    25 

    26 #include <e32std.h>

    27 

    28 

    29 /**

    30  *  Callback interface used from CTactilePropertyWatcher.

    31  *

    32  *  @lib N/A

    33  *  @since S60 v5.0

    34  */

    35 class MTactilePropertyObserver

    36     {

    37 public:

    38     /**

    39      * This gets called when a subscribed property is changed.

    40      *

    41      * @param aCategory - The UID of the changed property

    42      * @param aKey      - The key (i.e. identifier) of the changed property

    43      */

    44     virtual void PropertyChangedL( const TUid aCategory, 

    45                                    const TUint aKey ) = 0;

    46     };

    47 

    48 

    49 

    50 #endif // M_TACTILEPROPERTYOBSERVER_H