1 /*

     2 * Copyright (c) 2003 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:  Command absorber to eat all key presses.

    15 *

    16 */

    17 

    18 // CLASS HEADER

    19 #include "CFLDCommandAbsorbingControl.h"

    20 

    21 // INTERNAL INCLUDES

    22 

    23 // EXTERNAL INCLUDES

    24 #include <e32std.h>

    25 #include <eikappui.h>

    26 #include <eikenv.h>

    27 #include <eikbtgpc.h>

    28 

    29 // CONSTANTS

    30 namespace

    31 	{

    32 	//position 0 --> left

    33 	const TInt KLeftPosition( 0 );

    34     //position 2 --> right

    35    	const TInt KRightPosition( 2 );

    36 	}

    37 

    38 // ============================ MEMBER FUNCTIONS ===============================

    39 

    40 // -----------------------------------------------------------------------------

    41 // CFLDCommandAbsorbingControl::NewL

    42 // Two-phased constructor.

    43 // -----------------------------------------------------------------------------

    44 //

    45 CFLDCommandAbsorbingControl* CFLDCommandAbsorbingControl::NewL()

    46     {

    47     CFLDCommandAbsorbingControl* self = CFLDCommandAbsorbingControl::NewLC();

    48     CleanupStack::Pop();

    49     return self;

    50     }

    51     

    52 // -----------------------------------------------------------------------------

    53 // CFLDCommandAbsorbingControl::NewLC

    54 // Two-phased constructor.

    55 // -----------------------------------------------------------------------------

    56 //

    57 CFLDCommandAbsorbingControl* CFLDCommandAbsorbingControl::NewLC()

    58     {

    59     CFLDCommandAbsorbingControl* self = new ( ELeave ) CFLDCommandAbsorbingControl();

    60 

    61     CleanupStack::PushL( self );

    62     self->ConstructL();

    63 

    64     return self;

    65     }

    66 

    67 // Destructor

    68 CFLDCommandAbsorbingControl::~CFLDCommandAbsorbingControl()

    69     {

    70   	Release();

    71     }

    72 

    73 

    74 // -----------------------------------------------------------------------------

    75 // CFLDCommandAbsorbingControl::CFLDPopupList

    76 // C++ constructor can NOT contain any code, that might leave.

    77 // -----------------------------------------------------------------------------

    78 //

    79 CFLDCommandAbsorbingControl::CFLDCommandAbsorbingControl()

    80     {

    81     }

    82 

    83 

    84 

    85 // -----------------------------------------------------------------------------

    86 // CFLDCommandAbsorbingControl::ConstructL

    87 // Symbian 2nd phase constructor can leave.

    88 // -----------------------------------------------------------------------------

    89 //

    90 void CFLDCommandAbsorbingControl::ConstructL()

    91     {

    92     //if we don't have aplication ui,

    93     //then there is no need to consume commands

    94     iAppUi = CEikonEnv::Static()->EikAppUi();

    95     if( iAppUi )

    96         {

    97         //add self to eat key events

    98         iAppUi->AddToStackL( this, ECoeStackPriorityDialog );

    99         }

   100     }

   101 

   102 

   103 // -----------------------------------------------------------------------------

   104 // CFLDCommandAbsorbingControl::OfferKeyEventL()

   105 // (other items were commented in a header).

   106 // -----------------------------------------------------------------------------

   107 //

   108 TKeyResponse CFLDCommandAbsorbingControl::OfferKeyEventL( const TKeyEvent& /*aKeyEvent*/,

   109                                                            TEventCode /*aType*/ )

   110     {

   111    	return EKeyWasConsumed;

   112     }

   113 

   114 // -----------------------------------------------------------------------------

   115 // CFLDCommandAbsorbingControl::Release()

   116 // (other items were commented in a header).

   117 // -----------------------------------------------------------------------------

   118 //

   119 void CFLDCommandAbsorbingControl::Release()

   120 	{

   121 	  if( iAppUi )

   122         {

   123         //remove self

   124         iAppUi->RemoveFromStack( this );

   125         }

   126 	}

   127 

   128 // -----------------------------------------------------------------------------

   129 // CFLDCommandAbsorbingControl::MakeCbaVisible()

   130 // (other items were commented in a header).

   131 // -----------------------------------------------------------------------------

   132 //

   133 void CFLDCommandAbsorbingControl::MakeCbaVisible( TBool aVisible ) const

   134     {

   135     //position 0 --> left

   136     TInt leftId( iCba->ButtonGroup()->CommandId( KLeftPosition ) );  

   137     //position 2 --> right

   138     TInt rightId( iCba->ButtonGroup()->CommandId( KRightPosition ) ); 

   139 

   140     iCba->MakeCommandVisible( leftId, aVisible );

   141     iCba->MakeCommandVisible( rightId, aVisible );

   142 

   143     iCba->DrawNow();

   144     }

   145 

   146 

   147 //  End of File

   148 

   149 

   150 

   151 

   152 

   153