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:    Black out control class 

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef C_SHWBLACKOUTCONTROL_H

    22 #define C_SHWBLACKOUTCONTROL_H

    23 

    24 // INCLUDES

    25 #include <uiacceltk/huiControl.h>

    26 

    27 // FORWARD DECLARATIONS

    28 class CGlxHuiUtility;

    29 class CHuiAnchorLayout;

    30 class CShwSlideshowView;

    31 class CHuiTexture;

    32 class CHuiImageVisual;

    33 

    34 /**

    35  *  CShwBlackoutControl

    36  *

    37  *  Black out control

    38  *

    39  *  @lib shwslideshowviewplugin.lib

    40  * @internal reviewed 07/06/2007 by Kimmo Hoikka

    41  */

    42 NONSHARABLE_CLASS( CShwBlackoutControl ) : public CHuiControl

    43     {

    44 public:

    45 	/**

    46 	 * Factory function constructor

    47 	 */

    48 	static CShwBlackoutControl* NewL( CHuiEnv& aEnv, CHuiDisplay& aDisplay);

    49 	

    50 	/**

    51 	 * Destructor

    52 	 */

    53     ~CShwBlackoutControl();

    54  

    55 public:

    56 	/**

    57 	 * Activates the blackout control:

    58 	 */

    59     void ActivateL();

    60     

    61     /**

    62      * Deactivates the blackout control.

    63      */

    64     void Deactivate();

    65     

    66 private:

    67     CShwBlackoutControl(CHuiEnv& aEnv, CHuiDisplay& aDisplay);

    68     void ConstructL();

    69 	

    70 private:

    71     CHuiDisplay& iDisplay; // not owned

    72     CHuiTexture* iBlackoutTexture;	// owned

    73     CHuiAnchorLayout* iBlackoutLayout;	// not owned

    74     CHuiImageVisual* iBlackoutImageVisual;    // not owned

    75     TBool iActivated;	// owned

    76     };

    77 

    78 

    79 #endif // C_SHWBLACKOUTCONTROL_H