/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Declaration of Decoration graphics of Editor.

*

*/

#ifndef NPDVIEWERLAF_H

#define NPDVIEWERLAF_H

// INCLUDES

#include <coecntrl.h>

#include <AknUtils.h>

// FORWARD DECLARATIONS

class CAknIconArray;

class TResourceReader;

class CEikDialog;

class RRegion;

class CAknsFrameBackgroundControlContext;

// CLASS DECLARATION

/**

* Control for decoration graphics of the editor.

* CNotepadViewerLaf is a control for decoration graphics of Notepad Editor 

* and Viewer.

*  

* @see CNotepadEditorLaf, CNotepadEditorDialog

*/

class CNotepadViewerLaf : public CCoeControl

    {

    public: // Constuctor and destructor

        /**

        * Constructor.

        *

        * @param aParent parent dialog control.

        */

        CNotepadViewerLaf(CEikDialog* aParent);

        /**

        * Destructor.

        */

        virtual ~CNotepadViewerLaf();

    public: // New function

        /**

        * Set a decoration bitmap according to state of paging.

        *

        * @param aTopGap Height of invisible area above current edwin view.

        *     if 0 we are at top page of text and decoration bitmap should be

        *     'top', otherwize some invisible lines exist above current page 

        *     so the decoration should be 'cont'.

        */

        void SetImage( TBool aTopGap );

    protected: // New function

        /**

        * Attach rectangles for this control's shape and

        * Layout if need.

        *

        * @param aRect for layout.

        * @param aRegion for SetShape.

        */

        virtual void AddRectsAndLayout(const TRect& aRect, RRegion& aRegion);

    protected:  // Functions from base classes

        /**

        * From CCoeControl.

        * Construct this control from its resource.

        *

        * @param aReader resource reader already opened.

        */

        void ConstructFromResourceL(TResourceReader& aReader);

        /**

        * From CCoeControl.

        * Set Container control.

        *

        * @param aContainer container control.

        */

        void SetContainerWindowL(const CCoeControl& aContainer);

        /**

        * From CCoeControl.

        * Called when SizeChanged.

        */

        void SizeChanged();

        /**

        * From CCoeControl.

        * Draw.

        */

        void Draw(const TRect& aRect) const;

		/**

        * From CCoeControl : Notifier for changing layout

        * @param aType : Type of resource change

        */

		void HandleResourceChange(TInt aType);

		TTypeUid::Ptr MopSupplyObject(TTypeUid aId);

    private: // Data

        CFbsBitmap* iTopPageIcon;

        CFbsBitmap* iTopPageMask;

        CFbsBitmap* iMidPageIcon;

        CFbsBitmap* iMidPageMask;

        CFbsBitmap* iTopLeftCornerIcon;

        CFbsBitmap* iTopLeftCornerMask;

        CFbsBitmap* iTopRightCornerIcon;

        CFbsBitmap* iTopRightCornerMask;

        TBool iStartPage;

        CEikDialog* iParent; // not own

        TAknLayoutRect iBitmapLayout;

        TAknLayoutRect iTlCornerLayout;

        TAknLayoutRect iTrCornerLayout;

		CAknsFrameBackgroundControlContext* iBgContext; // Owned

		TBool iSkinUsed;

    };

#endif // NPDVIEWERLAF_H

// End of File