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:  FreestyleEmailUi editor control implementation

    15 *

    16 */

    17 

    18 

    19 // INTERNAL INCLUDES

    20 #include "emailtrace.h"

    21 #include "FreestyleEmailUiLauncherGrid.h"

    22 #include "FreestyleEmailUiLauncherGridVisualiser.h"

    23 #include "FreestyleEmailUiAppui.h"

    24 #include "FreestyleEmailUiLayoutHandler.h"

    25 

    26 #include <AknUtils.h>

    27 

    28 #include <alf/alfevent.h>

    29 #include <alf/alfdisplay.h>

    30 #include <alf/alfenv.h>

    31 #include <alf/alfmappingfunctions.h>

    32 #include <alf/alfroster.h>

    33 

    34 

    35 CFSEmailUiLauncherGrid* CFSEmailUiLauncherGrid::NewL( CAlfEnv& aEnv, CFreestyleEmailUiAppUi* aAppUi )

    36 	{

    37     FUNC_LOG;

    38     CFSEmailUiLauncherGrid* self = CFSEmailUiLauncherGrid::NewLC( aEnv, aAppUi );

    39     CleanupStack::Pop(self);

    40     return self;

    41 	}

    42 

    43 

    44 CFSEmailUiLauncherGrid* CFSEmailUiLauncherGrid::NewLC( CAlfEnv& aEnv, CFreestyleEmailUiAppUi* aAppUi )

    45 	{

    46     FUNC_LOG;

    47     CFSEmailUiLauncherGrid* self = new (ELeave) CFSEmailUiLauncherGrid( aAppUi );

    48     CleanupStack::PushL(self);

    49     self->ConstructL(aEnv);

    50     return self;

    51 	}

    52 // <cmail>

    53 CFSEmailUiLauncherGrid::CFSEmailUiLauncherGrid(CFreestyleEmailUiAppUi* aAppUi )

    54 	: CAlfControl(),

    55 	iAppUi(aAppUi),

    56 	iDraggingSet(EFalse)

    57 	{

    58     FUNC_LOG;

    59 	}

    60 

    61 CFSEmailUiLauncherGrid::~CFSEmailUiLauncherGrid()

    62 	{

    63     FUNC_LOG;

    64 	}

    65 

    66 TBool CFSEmailUiLauncherGrid::OfferEventL(const TAlfEvent& aEvent)

    67 	{

    68     FUNC_LOG;

    69 	TBool result(EFalse);

    70 	if ( iVisualiser ) // Offer events to view

    71         {

    72         if( aEvent.IsPointerEvent() )

    73             {

    74             result = iVisualiser->HandlePointerEventL( aEvent ); 

    75             }

    76         else

    77             {

    78             result = iVisualiser->OfferEventL( aEvent );

    79             }

    80         }

    81     else

    82         {

    83         result = KErrGeneral; 

    84         }

    85     return result;    

    86 	}

    87 // </cmail>

    88 void CFSEmailUiLauncherGrid::ConstructL( CAlfEnv& aEnv )

    89 	{

    90     FUNC_LOG;

    91     CAlfControl::ConstructL(aEnv);

    92 	}

    93 

    94 

    95 void CFSEmailUiLauncherGrid::SetVisualiserL( CFSEmailUiLauncherGridVisualiser* aVisualiser )

    96 	{

    97     FUNC_LOG;

    98     iVisualiser = aVisualiser;

    99 	}

   100 

   101 void CFSEmailUiLauncherGrid::NotifyControlVisibility( TBool  aIsVisible, CAlfDisplay& aDisplay )

   102     {

   103     FUNC_LOG;

   104     

   105     //Add & remove extra touch events. 

   106     if(aIsVisible && !iDraggingSet)

   107         {

   108         iDraggingSet = ETrue; 

   109         aDisplay.Roster().AddPointerEventObserver(EAlfPointerEventReportDrag, *this);

   110         aDisplay.Roster().AddPointerEventObserver(EAlfPointerEventReportLongTap, *this);

   111         aDisplay.Roster().AddPointerEventObserver(EAlfPointerEventReportUnhandled, *this);

   112         }

   113     else if(!aIsVisible && iDraggingSet )

   114         {

   115         aDisplay.Roster().RemovePointerEventObserver(EAlfPointerEventReportDrag, *this);

   116         aDisplay.Roster().RemovePointerEventObserver(EAlfPointerEventReportLongTap, *this);

   117         aDisplay.Roster().RemovePointerEventObserver(EAlfPointerEventReportUnhandled, *this);        

   118         iDraggingSet = EFalse;

   119         }

   120     }