/*+
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* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).+
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* All rights reserved.+
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* This component and the accompanying materials are made available+
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* under the terms of "Eclipse Public License v1.0"+
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* which accompanies this distribution, and is available+
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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*+
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* Initial Contributors:+
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* Nokia Corporation - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:  Defines a public class CAknsBasicBackgroundControlContext.+
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*+
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*/+
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+
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+
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#ifndef AKNSBASICBACKGROUNDCONTROLCONTEXT_H+
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#define AKNSBASICBACKGROUNDCONTROLCONTEXT_H+
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+
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//  INCLUDES+
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#include <AknsControlContext.h>+
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+
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// FORWARD DECLARATIONS+
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class TAknsBackground;+
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+
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// CLASS DECLARATION+
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+
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/**+
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*  Implementation of a control context that provides a layout background with+
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*  a background bitmap and its layout rectangle.+
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*+
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*  This is a public class with exported functions.+
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*  The class is not intended for derivation outside the library.+
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*+
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*  @lib AknSkins.lib+
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*+
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*  @since 2.0+
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*/+
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NONSHARABLE_CLASS(CAknsBasicBackgroundControlContext) : public CBase, +
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    public MAknsControlContext+
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    {+
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    public:  // Constructors and destructor+
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        +
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        /**+
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        * Two-phased constructor.+
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        *+
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        * @since 2.0+
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        *+
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        * @param aImageID Item ID of the background bitmap.+
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        *+
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        * @param aRect Rectangle where the bitmap should be laid out.+
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        *+
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        * @param aParentAbsolute ETrue if parent absolute layout should be+
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        *   used, EFalse otherwise. If a parent absolute layout is used,+
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        *   the parent position must be set and updated using SetParentPos.+
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        *+
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        * @return Newly constructed object.+
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        */+
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        IMPORT_C static CAknsBasicBackgroundControlContext* NewL(+
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            const TAknsItemID& aImageID, const TRect& aRect, +
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            TBool aParentAbsolute );+
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        +
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        /**+
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        * Destructor.+
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        */+
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        virtual ~CAknsBasicBackgroundControlContext();+
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+
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    public: // New functions+
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        +
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        /**+
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        * Sets the item ID of the background bitmap.+
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        *+
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        * @since 2.0+
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        *+
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        * @param aID Item ID of the bitmap.+
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        */+
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        IMPORT_C void SetBitmap( const TAknsItemID& aID );+
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+
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        /**+
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        * Sets the layout rectangle of the bitmap.+
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        *+
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        * @since 2.0+
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        *+
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        * @param aRect Rectangle where the bitmap should be laid out.+
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        */+
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        IMPORT_C void SetRect( const TRect& aRect );+
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+
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        /**+
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        * Sets the parent position for the layout. This is only+
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        * used if parent absolute layout was enabled during construction.+
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        *+
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        * @since 2.0+
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        *+
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        * @param aPos Parent position in screen relative coordinates.+
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        */+
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        IMPORT_C void SetParentPos( const TPoint& aPos );+
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+
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        /**+
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        * Sets the parent context (drawn beneath the context itself).+
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        * No ownership is claimed. The parent context object must be+
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        * valid as long as it is set as parent context.+
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        *+
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        * @since 2.6+
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        *+
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        * @param aParentContext Pointer to the parent context, or+
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        *   @c NULL (default value) if none used.+
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        */+
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        IMPORT_C void SetParentContext( MAknsControlContext* aParentContext );+
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+
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    public: // Functions from MAknsControlContext+
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        +
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        /**+
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        * @copydoc MAknsControlContext::SupplySkinParameter+
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        */+
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        TInt SupplySkinParameter( TAknsCCParameter aParam );+
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+
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        /**+
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        * @copydoc MAknsControlContext::SupplySkinObject+
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        */+
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        TAny* SupplySkinObject( TAknsCCObject aObject );+
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+
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        /**+
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        * @copydoc MAknsControlContext::IsCompatibleWithType+
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        */+
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        TBool IsCompatibleWithType( const TAknsControlContextType aType ) const;+
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        +
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    protected:+
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+
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        /**+
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        * C++ constructor.+
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        */+
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        CAknsBasicBackgroundControlContext();+
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+
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        /**+
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        * Symbian 2nd phase constructor.+
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        */+
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        void ConstructL( const TRect& aRect, TBool aParentAbsolute,+
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            const TAknsItemID& aImageID );+
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    +
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    protected:  // Data+
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        +
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        TAknsBackground* iLayout; //<! Background layout structure.+
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        MAknsControlContext* iParentContext; //<! Parent context (not owned).+
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+
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    };+
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+
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#endif      // AKNSBASICBACKGROUNDCONTROLCONTEXT_H+
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            +
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// End of File+
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