1 /*

     2 * Copyright (c) 1997-1999 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:

    15 *

    16 */

    17 

    18 

    19 #ifndef __AKNSCIND_H

    20 #define __AKNSCIND_H

    21 

    22 #ifndef __AKNSCBUT_H

    23 #include <aknscbut.h>

    24 #endif

    25 

    26 // CLASS DEFINITIONS

    27 class CEikImage;

    28 class CGulIcon;

    29 /**

    30 CAknScrollIndicator

    31 

    32 This class implements the bitmap drawing routines and indicating functionality of Avkon's 

    33 up and down scrolling indicator.

    34 

    35 This is class is used by CAknScrollbutton.

    36 */

    37 

    38 NONSHARABLE_CLASS(CAknScrollIndicator) : public CCoeControl

    39 	{			

    40 public:

    41 	static CAknScrollIndicator* NewL(CAknScrollButton::TType aType);

    42 	static CAknScrollIndicator* NewL(CAknScrollButton::TType aType, CAknScrollButton::TTypeOfScrollBar aTypeOfScrollBar);

    43 	virtual ~CAknScrollIndicator(); 

    44 

    45 public: // new functions

    46 	void DrawScrollIndicator(const TRect& aRect);

    47 	void SetPosition(const TInt aFocusPosition, const TInt aScrollSpan);

    48 	void SetWindowOwning( const TBool aBool );

    49 	

    50 private:

    51 	CAknScrollIndicator(CAknScrollButton::TType aType);

    52 	void ConstructL();

    53 	void ConstructL(CAknScrollButton::TTypeOfScrollBar aTypeOfScrollBar);

    54 

    55 private:

    56 	CEikImage* iBitmap;

    57     TInt iFocusPosition;

    58 	TInt iScrollSpan;

    59 	CAknScrollButton::TType iType;

    60     CFbsBitmap* iColorBitmap;

    61     CFbsBitGc* iColorBmpGc;

    62     CFbsBitmapDevice* iColorBmpDev;

    63 	//off-screen bitmap for masking

    64     CFbsBitmap* iMaskBitmap;

    65     CFbsBitGc* iMaskBmpGc;

    66     CFbsBitmapDevice* iMaskBmpDev;

    67     CAknScrollButton::TTypeOfScrollBar iTypeOfScrollBar;

    68     CGulIcon* iIcon;

    69     TBool iIsWindowOwningScrollBar;

    70 	};

    71 

    72 #endif

    73