1 /*

     2 * Copyright (c) 2002 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:    LandmarksUi Content File -    MLmkNavigationObserver class for observing tab navigation in

    15 *                dialog.

    16 *

    17 */

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 #ifndef MLMKNAVIGATIONOBSERVER_H

    27 #define MLMKNAVIGATIONOBSERVER_H

    28 

    29 //  INCLUDES

    30 #include <coedef.h>

    31 #include <w32std.h>

    32 

    33 // CLASS DECLARATION

    34 

    35 /**

    36 * MLmkNavigationObserver class for observing tab navigation in

    37 * dialog. Also allows observing dialog launching and closing.

    38 */

    39 class MLmkNavigationObserver

    40     {

    41     public: // New functions

    42         /**

    43         * Handle navigation events

    44         * @param aKeyEvent

    45         * @return TKeyResponse

    46         */

    47         virtual TKeyResponse HandleNavigationEventL(

    48                                 const TKeyEvent& aKeyEvent ) = 0;

    49 

    50         /**

    51         * Handle dialog launching. Called just before showing

    52         * the dialog, from dialog's PreLayoutDynInitL.

    53         */

    54         virtual void HandleLaunchingEventL() = 0;

    55 

    56         /**

    57         * Handle dialog closing. Called just before dialog will

    58         * be exited.

    59         */

    60         virtual void HandleClosingEventL() = 0;

    61     };

    62 

    63 #endif      // MLMKNAVIGATIONOBSERVER_H

    64 

    65 // End of File