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 FsTextViewer class

    15 *

    16 */

    17 

    18 

    19 #ifndef M_FSTEXTVIEWEROBSERVER_H

    20 #define M_FSTEXTVIEWEROBSERVER_H

    21 

    22 

    23 NONSHARABLE_CLASS( MFsTextViewerObserver )

    24     {

    25 public:

    26     /** events sent to observers */

    27     enum TFsTextViewerEvent

    28         {

    29         EFsTextViewerHotspotClicked = 0,

    30         EFsTextViewerHotspotChanged,

    31         EFsTextViewerHotspotLongTap,

    32         EFsTextViewerMarkStart,

    33         EFsTextViewerMarkChange,

    34         EFsTextViewerMarkEnd,

    35         EFsTextViewerScrollUp,

    36         EFsTextViewerScrollDown

    37         };

    38     

    39 public:

    40 

    41     /**

    42     * C++ destructor

    43     */

    44 

    45     virtual ~MFsTextViewerObserver() {};

    46     

    47 

    48     /**

    49     * Invoked when event occurs.

    50     *

    51     * @param aEvent event type.

    52     */

    53     virtual void HandleTextViewerEventL( TFsTextViewerEvent aEvent ) = 0;

    54     };

    55 

    56 #endif // M_FSTEXTVIEWEROBSERVER_H

    57 

    58