1 /*

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

    15 *

    16 */

    17 

    18 // This file defines the API for mulcoverflowwidget.dll

    19 #ifndef MULCOVERFLOWITEMELEMENT_H_

    20 #define MULCOVERFLOWITEMELEMENT_H_

    21 

    22 

    23 // Includes

    24 #include <alf/alfelement.h>

    25 #include <alf/ialfwidgeteventhandler.h>

    26 

    27 #include <vector>

    28 

    29 #include "mulvisualtemplate.h"

    30 // Forward declarations.

    31 class MulTemplateInterface;

    32 

    33 namespace Alf

    34 	{

    35 		

    36 class MulCoverFlowItemElement: public AlfElement, public IAlfWidgetEventHandler

    37 	{

    38 				

    39 public: // Constructor and Destructor

    40 	

    41    /**

    42 	* Constructor

    43 	* @param aControl WidgetControl

    44 	* @param aName Name of the element.	

    45 	*/

    46 	// third parameter shd be moved.

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

    48 	

    49    /**

    50     * Destructor

    51 	*/

    52 	~MulCoverFlowItemElement();

    53 	

    54 public: // From IAlfWidgetEventHandler

    55 

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

    57     

    58     void setActiveStates( unsigned int aStates );

    59     

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

    61     

    62     IAlfInterfaceBase* makeInterface( const IfId& aType );

    63 

    64     void setEventHandlerData( const AlfWidgetEventHandlerInitData& aData );

    65 	  

    66 	AlfWidgetEventHandlerInitData* eventHandlerData();

    67 	

    68 	  AlfEventHandlerType eventHandlerType() ;

    69 

    70     AlfEventHandlerExecutionPhase eventExecutionPhase() ;

    71 

    72     

    73 public: // new methods 

    74 	

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

    76     

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

    78 	      	

    79 			

    80 

    81 private:

    82 

    83    /**

    84  	* gets the handle to the visual template.

    85  	*/

    86   	MulVisualTemplate* VisualTemplate()

    87 		{

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

    89 		}

    90 private: // Member data

    91 	

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

    93 	bool mVisualRecycled;

    94 	int mNumVisualsRecycled;

    95 	CAlfFlowLayout* mIconFlow;	

    96 	};

    97 	

    98 	} // namespace ends here

    99 	

   100 #endif /*MULCOVERFLOWITEMELEMENT_H_*/