/*

* Copyright (c) 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:

*

*/

/*

 * ============================================================================

 *  Name     : CGSPredictiveSettingList from SettingExampleSettingList.h

 * ============================================================================

 */

#ifndef __GSPREDICTIVESETTING_LIST_H

#define __GSPREDICTIVESETTING_LIST_H

#include <coecntrl.h>

#include <aknsettingitemlist.h> 

#include <akncheckboxsettingpage.h>

//class CGSPredictiveSettingData;

#include "PredictiveSettingData.h"

class CGSPredictiveSettingDialog;

/**

 * Class: CGSMultiSelectionSettingItem

 *

 * Discussion:  An implementation of CAknBigSettingItemBase, providing a 

 *              big setting item that opens a multiselection (checkbox)

 *              setting page. Specialized implementation to show

 *              word autocompletion settings.

 * 

 */

class CGSMultiSelectionSettingItem : public CAknBigSettingItemBase

    {

public:

    CGSMultiSelectionSettingItem( TInt aResourceId, CGSPredictiveSettingData &aData,

            CCoeEnv* aCoeEnv );

    ~CGSMultiSelectionSettingItem();

    virtual void EditItemL( TBool aCalledFromMenu );

    virtual void StoreL();

    virtual void LoadL();

private:

    CSelectionItemList* CreateSelectionItemListL();

    CGSPredictiveSettingData &iData; // not owned

    CSelectionItemList* iSelection;

    CCoeEnv* iCoeEnv;

    TInt iItutIndex;

    TInt iHalfQwertyIndex;

    TInt iQwertyIndex;

    };

/**

 * Class: CGSPredictiveSettingList

 *

 * Discussion: 	A specialised subclass of CAknSettingItemList. This class is

 *				the control used to both display the current values of the

 *				settings and to launch the relevant editor for those items.

 *

 */

class CGSPredictiveSettingList : public CAknSettingItemList

	{

public:

	/**

 	* Function: 	NewL

	*

 	* Discussion:	Factory function used to create a new instance of

 	* 				CGSPredictiveSettingList

	*

	* Params:		aData - reference to the data to be displayed and edited.

	*

 	* Returns:		A newly created instance of CGSPredictiveSettingList

	*/

	static CGSPredictiveSettingList* NewL(CGSPredictiveSettingData &aData, CGSPredictiveSettingDialog &aDialog);

	/**

 	* Function: 	NewLC

	*

 	* Discussion:	Factory function used to create a new instance of

 	* 				CGSPredictiveSettingList and leave a pointer to it on the

 	*				cleanup	stack.

	*

	* Params:		aData - reference to the data to be displayed and edited.

	*

 	* Returns:		A newly created instance of CGSPredictiveSettingList

	*/

	static CGSPredictiveSettingList* NewLC(CGSPredictiveSettingData &aData, CGSPredictiveSettingDialog &aDialog);

	/**

	* Function:		~CGSPredictiveSettingList

	*

	* Discussion: 	Virtual destructor for CGSPredictiveSettingList. Ensures that

	*				all	allocated memory is returned to the heap before

	*				deletion of object.

	*

	*/

	virtual ~CGSPredictiveSettingList();

	/**

	* Function:		SizeChanged

	*

	* Discussion: 	Inherited from CCoeControl. Calculates size based on

	*				contained control required sizes.

	*

	*/

	void SizeChanged();

	/**

	 * Function:	EditCurrentItemL

     * Params:		aCalledFromMenu - ETrue if called from menu, EFalse otherwise.

	 *

 	 *

	 * Discussion:	Starts the setting page for the currently selected item 

	 *				in the list.

	 */

	void EditCurrentItemL(TBool aCalledFromMenu);

    TBool DeviceHasMultipleKeyboards();

    TBool DeviceHasQwertyKeyboard(); 

    TBool DeviceHasNonHalfQwertyKeyboard();	

private:

	/**

	* Function:		CGSPredictiveSettingList

	*

	* Discussion: 	Hidden, first-stage non-leaving constructor.

	*

	* Params:		aData - reference to the data to be displayed and edited.

	*

	*/

	CGSPredictiveSettingList(CGSPredictiveSettingData &aData, CGSPredictiveSettingDialog &aDialog);

	/**

	* Function:		CreateSettingItemL

	*

	* Discussion: 	Factory function for creating CAknSettingItem derived

	*				SettingItem classes used t display current values

	*

	* Params:		aSettingId - the id of the control which should be created

	*

	*/

	CAknSettingItem* CreateSettingItemL (TInt aSettingId);

	void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);

	void HandleResourceChange(TInt aType);

private:

	CGSPredictiveSettingData &iSettingsData;		/* Reference to data owned by Dialog */

	CGSPredictiveSettingDialog &iSettingsDialog;

	};

#endif // __GSPREDICTIVESETTING_LIST_H