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:

    15 *

    16 */

    17 

    18 #ifndef MRADIOHEADSETEVENTOBSERVER_H

    19 #define MRADIOHEADSETEVENTOBSERVER_H

    20 

    21 

    22 // Class declaration

    23 /**

    24 *

    25 *  Observer for the Headset button state. Implementer will be notified each time the headset button

    26 *  state has changed ( button pressed ).

    27 */

    28 NONSHARABLE_CLASS( MRadioHeadsetEventObserver )

    29     {

    30 public:

    31 

    32     /**

    33     * This callback will notify of the Headset to be connected

    34     */

    35     virtual void HeadsetConnectedCallbackL() = 0;

    36 

    37     /**

    38     * This callback will notify of the Headset to be disconnected

    39     */

    40     virtual void HeadsetDisconnectedCallbackL() = 0;

    41 

    42     };

    43 

    44 #endif // MRADIOHEADSETEVENTOBSERVER_H

    45 

    46