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 "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:  Observable interface

    15 *

    16 */

    17 

    18 

    19 #ifndef JCFJADJARMATCHEROBSERVABLE_H

    20 #define JCFJADJARMATCHEROBSERVABLE_H

    21 

    22 #include <e32def.h>

    23 #include "jcfjadjarmatcherobserver.h"

    24 

    25 /**

    26 * Public interface for observer registration.

    27 *  Obserevers can be registered through this API

    28 *

    29 *  @lib JcfJadJarMatcher.lib

    30 *  @since S60 2.0

    31 */

    32 class MJcfJadJarMatcherObservable

    33 {

    34 public:

    35     /**

    36      * To add an observer for this object.

    37      *

    38      * Preconditions. The following conditions must be true prior to calling

    39      * this method; otherwise, its operation is undefined.

    40      * - None.

    41      *

    42      * Postconditions. The following condition is true immediately after

    43      * returning from this method.

    44      * - None.

    45      *

    46      * @param aObs - an observer to be added.

    47      */

    48     void AddObserver(MJcfJadJarMatcherObserver* aObs);

    49 

    50     /**

    51      * To notify observer of this object.

    52      *

    53      * Preconditions. The following conditions must be true prior to calling

    54      * this method; otherwise, its operation is undefined.

    55      * - None.

    56      *

    57      * Postconditions. The following condition is true immediately after

    58      * returning from this method.

    59      * - None.

    60      *

    61      * @param aStatus - a generic argument.

    62      */

    63     void NotifyObserver(TInt aStatus);

    64 

    65 private:

    66     /**

    67      * The observer.

    68      */

    69     MJcfJadJarMatcherObserver* iObs;

    70 };

    71 

    72 #endif // JCFJADJARMATCHEROBSERVABLE_H