1 /*

     2 * Copyright (c) 2006-2007 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:    The settings model for the slideshow

    15  *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef SHWGESTURECONTROL_H

    22 #define SHWGESTURECONTROL_H

    23 

    24 

    25 #include <gestureobserver.h>

    26 #include <gesturecontrol.h>

    27 #include "shwgestureobserver.h"

    28 

    29 //namespace

    30 using namespace GestureHelper;

    31 

    32 //Forward declaration

    33 class CAlfEnv;

    34 class CGestureHelper;

    35 class MGestureObserver;

    36 class CShwSlideshowEngine;

    37 

    38 /**

    39 * CShwGestureControl is used to enable handling of gesture events in slide show

    40 * Gesture support is necessary to handle swipes in "Manual Mode" 

    41 * @ MC Photos Slideshow UI spec DeSW R8 v. 1.0.doc

    42 * Not exposed, for internal use of Slide show

    43 * For documentation Gesture Helper Classes ,

    44 * see @ref MGestureObserver.

    45 * see @ref CGestureControl

    46 */

    47 

    48 NONSHARABLE_CLASS( CShwGestureControl ) : public CAlfControl, 

    49                      public GestureHelper::MGestureObserver

    50 	{	

    51 	

    52 public: 

    53 

    54 	/**

    55 	 * NewL

    56 	 * static function for 2-phased object creation

    57 	 * NewLC not provided as the CShwGestureControl is primarily intended to be a

    58 	 * member variable

    59 	 * @param aEngine, handle to the slide show engine

    60 	 * @param aEnv, handle to CAlfEnv 

    61 	 * @param aDisplay, handle to CAlfDisplay

    62 	 */ 

    63 	 static CShwGestureControl* NewL(CAlfEnv& aEnv,CAlfDisplay& aDisplay,

    64 	 							MShwGestureObserver& aObserver); 

    65          

    66 	/**

    67 	 * HandleGestureL

    68 	 * From MGestureObserver

    69 	 * see @ref MGestureObserver

    70 	 */ 

    71     void HandleGestureL( const GestureHelper::MGestureEvent& aEvent );

    72     

    73 	/**

    74 	 * ~~CShwGestureControl

    75 	 * standard C++ destructor 

    76 	 */ 

    77     ~CShwGestureControl();

    78     

    79 private:

    80 

    81 	/**

    82 	 * CShwGestureControl

    83 	 * C++ constructor

    84 	 */

    85 	CShwGestureControl(MShwGestureObserver& aObserver);

    86 	

    87 	/**

    88 	 * ConstructL

    89 	 * 2nd Phase constructor

    90 	 */ 

    91 	void ConstructL( CAlfEnv& aEnv,CAlfDisplay& aDisplay ); 

    92 	

    93 private:

    94 

    95 	/* does not own **/

    96 	MShwGestureObserver& iObserver;

    97 	};

    98 

    99 

   100 #endif //SHWGESTURECONTROL_H

   101