/*

* Copyright (c) 2007-2008 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:  Item element header for Cover Flow.

*

*/

// This file defines the API for mulcoverflowwidget.dll

#ifndef MULCOVERFLOWITEMELEMENT_H_

#define MULCOVERFLOWITEMELEMENT_H_

// Includes

#include <alf/alfelement.h>

#include <alf/ialfwidgeteventhandler.h>

#include <vector>

#include "mulvisualtemplate.h"

// Forward declarations.

class MulTemplateInterface;

namespace Alf

	{

class MulCoverFlowItemElement: public AlfElement, public IAlfWidgetEventHandler

	{

public: // Constructor and Destructor

   /**

	* Constructor

	* @param aControl WidgetControl

	* @param aName Name of the element.	

	*/

	// third parameter shd be moved.

	MulCoverFlowItemElement( CAlfWidgetControl& aControl, const char* aName , MulTemplateInterface& aControlInterface );

   /**

    * Destructor

	*/

	~MulCoverFlowItemElement();

public: // From IAlfWidgetEventHandler

    bool accept( CAlfWidgetControl& aControl, const TAlfEvent& aEvent ) const;

    void setActiveStates( unsigned int aStates );

    AlfEventStatus offerEvent( CAlfWidgetControl& aControl, const TAlfEvent& aEvent );

    IAlfInterfaceBase* makeInterface( const IfId& aType );

    void setEventHandlerData( const AlfWidgetEventHandlerInitData& aData );

	AlfWidgetEventHandlerInitData* eventHandlerData();

	  AlfEventHandlerType eventHandlerType() ;

    AlfEventHandlerExecutionPhase eventExecutionPhase() ;

public: // new methods 

	CAlfVisual* CreateIconStructure(CAlfLayout* aParentLayout, const UString& aTemplateId);  

    void DoSetImage(IAlfVariantType* data, CAlfImageVisual* aImgVisual);

private:

   /**

 	* gets the handle to the visual template.

 	*/

  	MulVisualTemplate* VisualTemplate()

		{

		return static_cast<MulVisualTemplate*>(getVisualTemplate());

		}

private: // Member data

    std::vector<CAlfVisual*> mRecycleVisualArray;        //stores sizes and positions of all items 

	bool mVisualRecycled;

	int mNumVisualsRecycled;

	CAlfFlowLayout* mIconFlow;	

	};

	} // namespace ends here

#endif /*MULCOVERFLOWITEMELEMENT_H_*/