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:  The implementation	for	presentation elements.

    15 *

    16 */

    17 

    18 

    19 // Local Includes

    20 #include "alfviewcontrol.h"

    21 #include "alfviewwidget.h"

    22 

    23 // AlfClient Includes

    24 #include <alf/alfevent.h>

    25 

    26 // Widget Model

    27 #include <alf/alfwidgetevents.h>

    28 

    29 using namespace Alf;

    30 

    31 CAlfViewControl::CAlfViewControl(CAlfEnv& aEnv, AlfViewWidget& aViewWidget)

    32     : CAlfWidgetControl(aEnv), mViewWidget(aViewWidget)

    33     {

    34     }

    35 

    36 CAlfViewControl::~CAlfViewControl()

    37     {

    38     while(mViewWidget.widgetCount())

    39 	    {

    40 	    mViewWidget.setChildNameToDelete(UString(mViewWidget.getWidget(0)->widgetName()));

    41 	    mViewWidget.removeWidget(0);

    42 	    }

    43     }

    44 

    45 AlfEventStatus CAlfViewControl::handleEvent(const TAlfEvent& aEvent)

    46     {

    47     AlfEventStatus ret = CAlfWidgetControl::handleEvent(aEvent);

    48     if(ret == EEventNotHandled && aEvent.IsKeyEvent())

    49 		{

    50 		if(aEvent.KeyEvent().iScanCode == EStdKeyRightArrow ||

    51 		   aEvent.KeyEvent().iScanCode == EStdKeyDownArrow )

    52 			{

    53 			if(aEvent.Code() == EEventKey)

    54 				{

    55 				TAlfEvent focusNext(EEventFocusNextWidget);

    56 				return CAlfWidgetControl::processEvent(focusNext);							

    57 				}

    58 			}

    59 		else if(aEvent.KeyEvent().iScanCode == EStdKeyLeftArrow ||

    60 		        aEvent.KeyEvent().iScanCode == EStdKeyUpArrow)

    61 			{

    62 			if(aEvent.Code() == EEventKey)

    63 				{

    64 				TAlfEvent focusPrevious(EEventFocusPreviousWidget);

    65 				return CAlfWidgetControl::processEvent(focusPrevious);

    66 				}

    67 			}

    68 		}

    69 	return ret;

    70     }

    71 

    72 AlfViewWidget& CAlfViewControl::viewWidget()

    73     {

    74     return mViewWidget;

    75     }