1 /*

     2 * Copyright (c) 2009 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: Base class for the focus strategies

    15 *

    16 */

    17 

    18 #ifndef CMRFOCUSSTRATEGYBASE_H

    19 #define CMRFOCUSSTRATEGYBASE_H

    20 

    21 // INCLUDES

    22 #include <e32base.h>

    23 #include "mmrfocusstrategy.h"

    24 

    25 // FORWARD DECLARATIONS

    26 class CESMRField;

    27 class MESMRFieldStorage;

    28 

    29 // CLASS DECLARATIONS

    30 NONSHARABLE_CLASS( CMRFocusStrategyBase ): public CBase, public MMRFocusStrategy

    31     {

    32     protected:

    33         void InitializeFocus();

    34         void EventOccured( TFocusEventType aEventType );

    35         TBool IsFocusVisible() const { return iVisibleFocusOn; }

    36         

    37     protected: // Implementation

    38         CMRFocusStrategyBase( MESMRFieldStorage& aFactory );

    39         ~CMRFocusStrategyBase();

    40 

    41         void HideFocus();

    42         void ShowFocus();

    43 

    44     protected: // Data

    45         /// Flag indicating the focus state

    46         TBool iVisibleFocusOn;

    47         /// Field storage reference

    48         MESMRFieldStorage& iFactory;

    49     };

    50 #endif // CMRFOCUSSTRATEGYBASE_H

    51 

    52 // End of file