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:  Observer for FsControlBar class

    15 *

    16 */

    17 

    18 

    19 #ifndef M_FSCONTROLBAROBSERVER_H

    20 #define M_FSCONTROLBAROBSERVER_H

    21 

    22 /**

    23  *  Control Bar observer class.

    24  *

    25  *  @code

    26  *

    27  *  @endcode

    28  *

    29  *  @lib fs_generic.lib

    30  */

    31 NONSHARABLE_CLASS( MFsControlBarObserver )

    32     {

    33 public:

    34     /** events sent to observers */

    35     enum TFsControlBarEvent

    36         {

    37         EEventSelectionChanged = 0,

    38         EEventFocusGained,

    39         EEventFocusLost,

    40         EEventFocusLostAtBottom,

    41         EEventFocusLostAtSide,

    42         // <cmail> Touch

    43         EEventTouchFocused,

    44         // </cmail>

    45         EEventButtonPressed,

    46         EEventButton,

    47         // <cmail> Touch

    48         EEventButtonReleased,

    49         EEventButtonTouched,

    50         // </cmail>

    51         EEventFocusVisibilityChanged

    52         };

    53 

    54 public:

    55     /**

    56      * Invoked when event occurs.

    57      *

    58      * @param aEvent event type.

    59      * @param aData additional data. For EButton - id of pressed button.

    60      */

    61     virtual void HandleControlBarEvent(

    62         TFsControlBarEvent aEvent,

    63         TInt aData ) = 0;

    64     };

    65 

    66 #endif // M_FSCONTROLBAROBSERVER_H