1 /*

     2 * Copyright (c) 2004 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:  Blank control for Video Telephone application.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CVTUIBLANKCONTROL_H

    21 #define CVTUIBLANKCONTROL_H

    22 

    23 //  INCLUDES

    24 #include    <coecntrl.h>

    25 

    26 // CLASS DECLARATION

    27 

    28 /**

    29 *  Blank control for Video Telephone application.

    30 *

    31 *  @since Series 60 2.6

    32 */

    33 class CVtUiBlankControl

    34     : public CCoeControl

    35     {

    36     public: // Constructors and destructor

    37         

    38         /**

    39         * C++ constructor.

    40         */

    41         CVtUiBlankControl();

    42 

    43         /**

    44         * Symbian constructor.

    45         * @param aRect control rectangle.

    46         */

    47         void ConstructL( const TRect& aRect );

    48 

    49         /**

    50         * C++ destructor.

    51         */

    52         ~CVtUiBlankControl();

    53 

    54     public: // New functions

    55 

    56         /**

    57         * Sets blanker active / inactive.

    58         * @param aStatus ETrue if to be activated.

    59         */

    60         void SetActive( TBool aStatus );

    61 

    62     protected: // Functions from base classes

    63 

    64         /**

    65         * From CCoeControl, handles key events.

    66         * @param aKeyEvent key event.

    67         * @param aType type of event.

    68         */

    69         virtual TKeyResponse OfferKeyEventL(

    70             const TKeyEvent& aKeyEvent,

    71             TEventCode aType );

    72 

    73         /**

    74         * From CCoeControl, draws the control.

    75         * @param aRect area to be drawn.

    76         */

    77         virtual void Draw( const TRect& aRect ) const;

    78 

    79         /**

    80         * From CCoeControl, handles size changes.

    81         */

    82         virtual void SizeChanged();

    83 

    84         /**

    85         * From CCoeControl, handles position changes.

    86         */

    87         virtual void PositionChanged();

    88 

    89     private: 

    90 

    91         // ETrue if blanker is active.

    92         TBool iBlankerActive;

    93 

    94     };

    95 

    96 #endif      // CVTUIBLANKCONTROL_H

    97             

    98 // End of File