1 /*

     2 * Copyright (c) 2008-2009 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:  Interface class.

    15 *

    16 */

    17 

    18 

    19 #ifndef MPROPERTYWATCHER_H

    20 #define MPROPERTYWATCHER_H

    21 

    22 // SYSTEM INCLUDE

    23 #include <e32base.h>

    24 

    25 // CLASS DECLARATION 

    26 class MKeyObserver

    27 	{

    28 public:

    29 

    30 

    31 	/**

    32 	 * Factory method NotifyKeyAndStatusL

    33 	 * @param aKeyValue - observed key's value.

    34 	 * @param aPropertyCategory observed key's category.

    35 	 * @param aKey The P&S key to be watched.

    36 	 */

    37 	virtual void NotifyKeyL( 

    38 					const TInt aKeyValue,

    39 					const TUid aPropertyCategory,

    40 					const TUint aKey ) = 0;

    41 		};

    42 	

    43 // CLASS DECLARATION

    44 class MKeyAndStatusObserver

    45 	{

    46 public:

    47 

    48     /**

    49      * Factory method NotifyKeyAndStatusL

    50      * @param aKeyValue - observed key's value.

    51      * @param aStatus - reference to iStatus.

    52      * @param aPropertyCategory observed key's category.

    53      * @param aKey he P&S key to be watched.

    54      */

    55 	virtual void NotifyKeyAndStatusL( 

    56 				const TInt aKeyValue,

    57 				TRequestStatus& aStatus,

    58 				const TUid aPropertyCategory,

    59 				const TUint aKey ) = 0;

    60 	};

    61 	

    62 #endif // MPROPERTYWATCHER_H