/*

* Copyright (c) 2006-2007 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:   ?Description

*

*/

#ifndef __HUIVISUALFACTORY_H__

#define __HUIVISUALFACTORY_H__

#include <e32base.h>

#include "uiacceltk/HuiVisual.h"

#include "uiacceltk/HuiLayout.h"

/**

 * Factory class for creating visuals.

 * This class can create new instances of visuals. The desired

 * type is passed in, and a new visual is returned.

 */

NONSHARABLE_CLASS(CHuiVisualFactory) : public CBase

	{

public:

	/* Constructors and destructor. */

	/**

	 * Constructor.

	 */

	CHuiVisualFactory(CHuiEnv& aEnv);

	/**

	 * Destructor.

	 */

	virtual ~CHuiVisualFactory();

	/* Methods. */

	/**

	 * Create a new layout visual.

	 *

	 * @param aLayoutType  Type of the layout.

	 * 

	 * @leave KErrNotFound  The layout type was not registered.

	 */

	CHuiLayout* NewLayoutL(THuiLayoutType aLayoutType,

	                       CHuiControl& aOwner) const;

	/**

	 * Create a new layout visual, leaving it on the cleanup stack.

	 *

	 * @param aLayoutType  Type of the layout.

	 *

	 * @leave KErrNotFound  The layout type was not registered.

	 */

	CHuiLayout* NewLayoutLC(THuiLayoutType aLayoutType,

	                        CHuiControl& aOwner) const;

	/**

	 * Create a new visual.

	 *

	 * @param aVisualType  Type of the visual.

	 * 

	 * @leave KErrNotFound  The visual type was not registered.

	 */

    CHuiVisual* NewVisualL(THuiVisualType aVisualType,

                           CHuiControl& aOwner) const;

	/**

	 * Create a new visual, leaving it on the cleanup stack.

	 *

	 * @param aVisualType  Type of the visual.

	 *

	 * @leave KErrNotFound  The visual type was not registered.

	 */

    CHuiVisual* NewVisualLC(THuiVisualType aVisualType,

                            CHuiControl& aOwner) const;	                                 

private:

    /* Private methods */

private:

    /** Environment where the factory belongs to. */

    CHuiEnv& iEnv;

	};

#endif  // __HUIVISUALFACTORY_H__