/*

* 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 __DUALLANGUAGE_LIST_H

#define __DUALLANGUAGE_LIST_H

#include <coecntrl.h>

#include <aknsettingitemlist.h> 

#include <akncheckboxsettingpage.h>

#include "GSLangModel.h"

#include "DualLanguageData.h"

class CGSDualLanguageDialog;

class CGSLanguageSettingItem : public CAknEnumeratedTextPopupSettingItem

    {

public:

    CGSLanguageSettingItem( TInt aResourceId, TBool aPrimary, CGSDualLanguageData* aData );

    virtual ~CGSLanguageSettingItem();

protected:

    virtual void CompleteConstructionL();

private:

    CGSDualLanguageData* iData;

    TBool iPrimary;

    };

/**

 * Class: CGSDualLanguageList

 *

 * 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 CGSDualLanguageList : 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 CGSDualLanguageList* NewL(CGSDualLanguageData* aData, CGSDualLanguageDialog* 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 CGSDualLanguageList* NewLC(CGSDualLanguageData* aData, CGSDualLanguageDialog* aDialog);

    /**

    * Function:     ~CGSPredictiveSettingList

    *

    * Discussion:   Virtual destructor for CGSPredictiveSettingList. Ensures that

    *               all allocated memory is returned to the heap before

    *               deletion of object.

    *

    */

    virtual ~CGSDualLanguageList();

    /**

    * 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);

    // Toggle whether secondary input item is visible

    void HideSecondaryInputL(TBool aHidden);

private:

    /**

    * Function:     CGSPredictiveSettingList

    *

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

    *

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

    *

    */

    CGSDualLanguageList(CGSDualLanguageData* aData, CGSDualLanguageDialog* 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);

private:

    CGSDualLanguageData* iData;

    CGSDualLanguageDialog* iDialog;

    TInt iPrimaryValue;

    TInt iSecondaryValue;

    };

#endif // __DUALLANGUAGE_LIST_H