1 /*

     2 * Copyright (c) 2007-2008 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:  Interface to observe events in text control

    15 *

    16 */

    17 

    18 

    19 #ifndef MIMCVTAPEVENTOBSERVER_H

    20 #define MIMCVTAPEVENTOBSERVER_H

    21 

    22 #include <e32def.h>

    23 

    24 /**

    25  *  Interface to observe events in touchable controls

    26  *  @lib imcvuiapp.exe

    27  *  @since S60 v5.0

    28  */

    29 class MIMCVTapEventObserver

    30     {

    31 public:

    32 

    33     /**  Tap event types */

    34     enum TTapEvent

    35         {

    36         ESingleTap = 0,  // This pure single tap on one item.

    37                          // User needs to start and release the 

    38                          // tap on same item

    39         EDoubleTap,      // Double tap on single item.

    40                          // There's no time limit between the taps

    41         EStartTap,       // When user puts stylus on control

    42         EReleaseTap,     // When user raises the stylus off the control

    43         

    44                          // NOTE: When DoubleTap event happens, the observer

    45                          // is also notified about SingleTap and Release.

    46         };

    47 

    48     /**

    49      * This method is called when observed object is tapped

    50      * @since S60 v5.0

    51      * @param aEvent Event which happened in touchable control

    52      * @param aControlId in which control the event occured

    53      * @return none

    54      */

    55     virtual void HandleTapEventL( TTapEvent aEvent, TUint aControlId ) = 0;

    56 

    57 protected:

    58 

    59     ~MIMCVTapEventObserver() {}

    60     };

    61 

    62 

    63 #endif // MIMCVTAPEVENTOBSERVER_H