/*

* Copyright (c) 2008-2009 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:    Cloud view implementation

 *

*/

#ifndef C_GLXCLOUDVIEWIMP_H

#define C_GLXCLOUDVIEWIMP_H

// INCLUDES

#include <AknLayout2Def.h>

#include <alf/alfanchorlayout.h>

#include "mglxcloudviewmskobserver.h"

#include "mglxenterkeyeventobserver.h"

#include "glxcloudview.h"  //base class

#include "mglxcloudviewlayoutobserver.h"

#include "glxtagscontextmenucontrol.h"  // MGlxItemMenuObserver

// FORWARD DECLARATIONS

class CGlxCloudViewControl;

// CLASS DECLARATION

/**

 *  CGlxCloudViewImp

 *  Implementation class for Cloud control

 */

namespace Alf

{

class IAlfScrollBarWidget;

class IAlfScrollBarDefaultBaseElement;

NONSHARABLE_CLASS(CGlxCloudViewImp): public CGlxCloudView,

									public MGlxCloudViewMskObserver,				

									public MGlxEnterKeyEventObserver,

									public MGlxCloudViewLayoutObserver,

	{

public:

	/** 	

	 *  @since S60 3.2

	 *  Perform the two phase construction

	 *  @param aMediaListFactory - Handle to the medialist provider

	 *  @param aViewResId - Resource id of the View

	 *  @param aTitleResId - Resource id for the Title text

	 *  @param aEmptyListResId - Resource id for the empty listbox text

	 *  @param aSoftKeyResId - Resource id for the softkey texts       

	 *  @param aSoftkeyMskDisabledId -Respource id for Msk Disabled

	 *  @return Pointer to newly created object

	 */

	IMPORT_C static CGlxCloudViewImp *NewL(MGlxMediaListFactory

			*aMediaListFactory, const TDesC &aFileName, TInt aViewResId, 

			TInt aEmptyListResId, TInt aSoftKeyResId, TInt aSoftkeyMskDisabledId);

	/** 	

	 *  @since S60 3.2

	 *  Perform the two phase construction

	 *  @param aMediaListFactory - Handle to the medialist provider

	 *  @param aViewResId - Resource id of the View

	 *  @param aTitleResId - Resource id for the Title text

	 *  @param aEmptyListResId - Resource id for the empty listbox text

	 *  @param aSoftKeyResId - Resource id for the softkey texts

	 *  @param aSoftkeyMskDisabledId -Respource id for Msk Disabled

	 *  @return Pointer to newly created object

	 */

	IMPORT_C static CGlxCloudViewImp *NewLC(MGlxMediaListFactory

			*aMediaListFactory, const TDesC &aFileName, TInt aViewResId,

			 TInt aEmptyListResId, TInt aSoftKeyResId, TInt aSoftkeyMskDisabledId);

	/**

	 * Destructor.

	 */

	virtual ~CGlxCloudViewImp();

public: // MGlxCloudViewMskObserver

    /**

     * Called when msk status change is required

     * @param aDirection The direction of the focus change

     */

    void HandleMskChangedL(TBool aMskEnabled);

public: //  MGlxEnterKeyEventObserver   

    /**

     * Called when Key Event is handled.

     */

    void HandleEnterKeyEventL(TInt aCommand);

public: 

		//  MGlxCloudViewLayoutObserver   

    /**

     * Called when layout is changed

     */

	void HandleLayoutChanged();

public:

	//MGlxItemMenuObserver

	/**

	 * To Handle menu items in Grid layout

	 * @param aCommand command to be handled

	 */

	void HandleGridMenuListL(TInt aCommand);

public:

   /**

     * Derived classes should use this to initialize the menus if required

     * @param aResourceId The menu resource

     * @param aMenuPane The menu pane to edit

     */

    void ViewDynInitMenuPaneL(TInt aResourceId, CEikMenuPane *aMenuPane);

protected:

	// From CGlxViewBase

	/** 	

	 *  @since S60 3.2

	 *  @param aCommand command to be handled

	 */

	virtual TBool HandleViewCommandL(TInt aCommand);

private:

	/** 	

	 *  @function C++ default constructor

	 *  @since S60 3.2

	 */

	CGlxCloudViewImp(TInt aSoftKeyResId,TInt aSoftkeyMskDisabledId);

	/** 	

	 *  @function ControlGroupId

	 *  @since S60 3.2

	 *  @returns Control group id

	 */

	TInt ControlGroupId()const;

	/** 	

	 *  @since S60 3.2

	 *  Perform the two phase construction

	 *  @param aMediaListFactory - Handle to the medialist provider

	 *  @param aViewResId - Resource id of the View

	 *  @param aTitleResId - Resource id for the Title text

	 *  @param aEmptyListResId - Resource id for the empty listbox text

	 *  @param aSoftKeyResId - Resource id for the softkey texts

	 */

	void ConstructL(MGlxMediaListFactory *aMediaListFactory, const TDesC

			&aFileName, TInt aViewResId, TInt aEmptyListResId, TInt aSoftKeyResId);

	// from base class CAknView

	/** 

	 *  @since S60 3.2

	 *  Returns the unique identifier of the view

	 *  @return Unique identifier

	 */

	TUid Id()const;

	/**

	 *  @since S60 3.2

	 *  This will be called when the view is activated

	 *  @param aPrevViewId Specifies the view previously active.

	 *  @param aCustomMessageId Specifies the message type.

	 *  @param aCustomMessage The activation message.

	 */

	void DoMLViewActivateL(const TVwsViewId &aPrevViewId, TUid

			aCustomMessageId, const TDesC8 &aCustomMessage);

	/**

	 *  @since S60 3.2

	 *  This will be called when the view is deactivated

	 */

	void DoMLViewDeactivate();

	/**

	 * Cleanup the visuals: called after deactivate animation is complete,

	 * and when the view is destroyed

	 */

    void CleanupVisuals();

private:

//added for scrollbar widget implementation

    void ConstructCloudControlL();

    //set the rect for scrollbar

    void SetScrollBarRect();

private:

	// Data

	/**used for resource fetching */

	TInt iResourceOffset;

	/**For Cloud View Control */

	CGlxCloudViewControl *iCloudControl;

	/**variable for Alf display*/

	CAlfDisplay* iDisplay;

	/** Empty listbox text */

	HBufC* iEmptyListText;

	/** The animation being applied to the view */

	MGlxAnimation* iViewAnimation;

	/**Resource id for MSk */

	TInt iSoftKeyResId;

	/**Resource id for MSk Disabled */

	TInt iSoftkeyMskDisabledId;

	//view widget

	IAlfViewWidget *iViewWidget; 

	//scrollbar widget

	IAlfScrollBarWidget* iScrollWidget;

	IAlfScrollBarDefaultBaseElement* iScrollbarDefaultBaseElement;

	//scrollpane layout

	TAknWindowLineLayout iScrollPaneHandle;

	//anchor layout from the view widget

	CAlfAnchorLayout* iAnchorlayout;

	};

}

#endif // C_GLXTESTTILEVIEWIMP_H

// End of File