/*

* Copyright (c) 2002-2005 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:  Interface of vkb ui state

*

*/

#ifndef C_CAKNFEPVKBWINDOW_H

#define C_CAKNFEPVKBWINDOW_H

// system includes

#include <peninputbasewindowext.h>

/** class forward decalaration */

class CFepUiLayout;

class CPeninputCommonChoiceList;

class CAknFepVkbClientArea;

class MAknFepVkbDataProvider;

class CAknFepVkbUiStateMgr;

class CAknFepCtrlEventButton;

class CFepLayoutMultiLineIcf;

class CPeninputLayoutInputmodelChoice;

class CPeninputVkbCtrlExt;

class CAknFepCtrlVkbLayout;

class CPeninputCnGenericVkbLafMgr;

class CAknFepCtrlRepeatButton;

class CFepLayoutScrollableList;

// class declarations

/**

 *  vkb window class

 *

 *  @lib peninputvkbcn.lib

 *  @since S60 v3.2

 */

class CAknFepVkbWindow : public CAknFepCtrlBaseWindowExt

    {       

public:

    /**

     * Create one CAknFepVkbWindow object

     *

     * @since S60 v3.2

     * @param aUiLayout The layout plugin

     * @param aControlId This control ID

     * @param aDataProvider The interface of data provider

     * @return The CFepCtrlDropdownList object.

     */        

    static CAknFepVkbWindow* NewL(CFepUiLayout* aUiLayout, 

                                  TInt aControlId, 

                                  MAknFepVkbDataProvider* aDataProvider,

                                  CAknFepVkbUiStateMgr* aUiStateMgr);

    /**

     * Create one CAknFepVkbWindow object

     *

     * @since S60 v3.2

     * @param aUiLayout The layout plugin

     * @param aControlId This control ID

     * @param aDataProvider The interface of data provider

     * @return The CFepCtrlDropdownList object.

     */                                        

    static CAknFepVkbWindow* NewLC(CFepUiLayout* aUiLayout, 

                                   TInt aControlId, 

                                   MAknFepVkbDataProvider* aDataProvider,

                                   CAknFepVkbUiStateMgr* aUiStateMgr);

    /**

     * Destructor

     *

     * @since S60 v3.2

     * @return None.

     */                                    

    virtual ~CAknFepVkbWindow();

    /**

     * Size change function

     *

     * @since S60 v3.2

     * @param aLandscapeStyle Landscape or portrait

     * @return None.

     */       

    void SizeChanged(TBool aLandscapeStyle);

    /**

     * Handle event 

     * @since Series 60 3.2

     * @param aEventType The event type

     * @param aCtrl The control who sends the event

     * @param aEventData The event data

     * @return None

     */     

    void HandleControlEvent(TInt aEventType, CFepUiBaseCtrl* aCtrl, const TDesC& aEventData);       

    /**

     * Get client area control

     *

     * @since S60 v3.2

     * @return The client area control.

     */        

    CAknFepVkbClientArea* ClientArea();

    /**

     * Get input context field

     *

     * @since S60 v3.2

     * @return The input context field

     */     

    CFepLayoutMultiLineIcf* InputContextField();

    /**

     * Change input method layout

     *

     * @since S60 v3.2

     * @param aRange The range defined in TAknFepVkbIMLayout

     * @param aChangeVkb The flag of changing vkb or not     

     * @return None.

     */ 

    void ChangeImLayout(TInt aRange, TBool aChangeVkb = ETrue);

    /**

     * Loop vkb layout

     *

     * @since S60 v3.2

     * @param aType The flag showing shift down or capslock down

     * @return None.

     */ 

    void LoopVkbLayout(TVkbShiftType aType, TBool aNotify = EFalse);

    /**

     * Change vkb layout

     *

     * @since S60 v3.2

     * @param aVkbLayout The destination layout

     * @return None.

     */     

    void ChangeVkbLayout(TInt aVkbLayoutId);    

    /**

     * Get the string length in composition field

     *

     * @since S60 v3.2

     * @return The string length in composition field.

     */     

    TInt CompositionFieldStringLength();

    /**

     * Popup accent window

     *

     * @since S60 v3.2

     * @return None.

     */ 

    void PopupAccentWindow();

    void PopupSwitchWindow();

    /**

     * Reset the status accent button

     *

     * @since S60 v3.2

     * @return None.

     */ 

    void ResetAccentButton();

    /**

     * Set the input context field text

     *

     * @since S60 v3.2

     * @param aTotalTextLen The total text length in editor

     * @param aStartPos The position of aText in whole editor

     * @param aCursorSel Current cursor selection

     * @param aText The text to be set 

     * @return None

     */          

    void SetEditorTextL(const TFepInputContextFieldData& aData);

    /**

     * Set if the input context field text is secret

     *

     * @since S60 v3.2

     * @param aIsSecret The flag

     * @return None

     */          

    void SetTextIsSecret( TBool aIsSecret );

    /**

     * Dim arrow keys when the editor type is

     * find pane or secret editor

     *

     * @since S60 v3.2

     * @param aIsSecret The flag

     * @return None

     */          

    void DimArrowKeys( TBool aDimArrow );

    void DimEnterKey( TBool aDimmed );

    /**

     * Get current control who has focus

     *

     * @since S60 v3.2

     * @return None.

     */                         

    TInt FocusedControlID();

    /**

     * Draw window and shadow

     *

     * @since S60 v3.2

     * @return None

     */          

    void Draw();

    /**

    /**

     * Set layout's rectangle

     *

     * @since S60 V3.2

     * @param aRect The new control area

     * @return None

     */                                       

    void SetRect(const TRect& aRect);

    /**

     * Is there need to create new word

     *

     * @since S60 v3.2

     * @return ETrue if need to create new word, otherwise EFalse

     */       

    TBool NeedCreateWord();

    /**

     * Close Accent window

     *

     * @since S60 V3.2

     * @return None

     */                                       

    void CloseAccentWindow();

    static TInt BackgroundTaskL(TAny* aPtr);

    /**

     * Set if enable option button and language switch button

     *

     * @since S60 v3.2

     * @param aEnable The enable flag

     * @return None

     */ 

    void SetEnableSettingBtn(TBool aEnable);

    /**

     * Return the spell for new created words.

     *

     * @since S60 v3.2

     * @return The buffer for the gernated spell.

     */ 

    TPtrC GetCreatedWordSpell();

    void SetSwitchlistLanguage(TInt aLang);

    void SetSwitchlistSecretFlag(TBool aSecret);

    /**

     * Set prompt text in FSQ mode.

     *

     * @since S60 v3.2

     * @param Prompt text data

     * @return None.

     */ 

    void SetPromptTextL(TUint8* aData);

    void ChangeMergedButtonStatus( const TInt aIsShiftCase, 

    							   const TInt aIsCapslockCase );

    void ShowBubble(TInt aShow);

    void SetTextAlignmentL( TInt aAlignment );  

    void UpdateICFTextL();							   

    /**

     * Show tooltip of ICF

     * 

     * @since S60 v5.0

     * @param aText The text to be displayed in ICF

     * @return None

     */

    void ShowTooltipOnFSQL( const TDesC& aText );

    /**

     * Hide tooltip of ICF

     * 

     * @since S60 v5.0

     * @return None

     */    

    void HideTooltipOnFSQ();

    /**

     * Hide candidate list

     * 

     * @since S60 v5.0

     * @return None

     */        

    void HideCandidateListOnFSQ();

    /**

     * Show candidate list

     * 

     * @param aItemArray, the contents to be shown

     * @param aActiveIndex, the default index     

     * @return None

     */	

    void ShowCandidateListOnFSQL( TInt aAlign, const CDesCArray* aItemArray,

                            TInt aActiveIndex );    

    /**

     * Handle candidate list selected events

     * 

     * @param aCtrl, pointer of the candidate list on which events occur.

     * @param aEventData event data

     * @return None

     */	

    void HandleCandidateListSelectedOnFSQL( CFepUiBaseCtrl* aCtrl, 

                                       const TDesC& aEventData );        

protected:

    /**

     * Construct function

     *

     * @since S60 v3.2

     * @param aUiLayout The layout plugin

     * @param aControlId This control ID

     * @param aDataProvider The interface of data provider

     * @return None.

     */ 

    CAknFepVkbWindow(CFepUiLayout* aUiLayout, 

                     TInt aControlId, 

                     MAknFepVkbDataProvider* aDataProvider,

                     CAknFepVkbUiStateMgr* aUiStateMgr);

    /**

     * 2nd construct function

     *

     * @since Series 60 3.2

     * @return None

     */ 

    void ConstructL();

    /**

     * Close window

     *

     * @since Series 60 3.2

     * @return None

     */ 

    TBool DoClose();

    /**

     * read from resource function

     *

     * @since Series 60 3.2

     * @return None

     */     

    void ConstructFromResourceL();

    virtual void AddCustomControlGroupL(CFepUiBaseCtrl* aCtrl);

    virtual TBool CreateCustomControlL( TInt16 aControlId, TInt32 aImageId );

private:

    /**

     * Add context field into the vkb window

     *

     * @since Series 60 3.2

     * @return None

     */

    void AddContextFieldL();

    /**

     * Add popup window into the vkb window

     *

     * @since Series 60 3.2

     * @return None

     */

    void AddPopupWindowL();        

    /**

     * Add touch input into the vkb window

     *

     * @since Series 60 3.2

     * @return None

     */

    void AddTouchInputButtonL();   

    /**

     * get resource info of accented chars popup window

     *

     * @since S60 v3.2

     * @param aReader Resource reader

     * @return None

     */

    void GetPopupWndInfoFromRes( TResourceReader aReader);

    /**

     * Construct popup window

     *

     * @since S60 v3.2

     * @return None

     */

    void DoIdleConstructL();

    /**

     * Set item rect, position, font, text color etc to 

     * popup window

     *

     * @since S60 v3.2

     * @return None

     */

    void SetPopupProperty();

    TInt GetWindowResId();

    void SimulateRawEvent(TInt aScanCode, TRawEvent::TType aType);

    void SizeChangedForTitle();

    /*

     * Create a candidate list control

     * 

     * @since S60 v5.0

     * @return None

     */   

    void CreateCandidateListOnFSQL();       

    /*

     * Retrieve text color from skin for candidiate list

     * 

     * @since S60 v5.0

     * @return None

     */   

    const TRgb CandidateListTextColorOnFSQ();

    /*

     * Retrieve text color from skin for autocompletion part

     * 

     * @since S60 v5.0

     * @return None

     */   

    const TRgb AutoCompletionPartColorOnFSQ();

    /*

     * Set item rect, position, font, text color etc to tooltip

     * and candidate list

     * 

     * @since S60 v5.0

     * @return None

     */   

    void SetITILayoutOnFSQ();

public:

    CPeninputCnGenericVkbLafMgr* iLafMgr;

private: // data

    /**

     * The client area control

     * Own

     */

    CAknFepVkbClientArea* iClientArea;

    /**

     * The input context field

     * Own

     */    

    CFepLayoutMultiLineIcf* iInputContextField;

    /**

     * The popup window

     * Own

     */    

    CPeninputCommonChoiceList* iPopupWnd;

    /**

     * The data provider

     * Not own

     */     

    MAknFepVkbDataProvider* iDataProvider;

public:    

    /**

     * The UI state manager

     * Not own

     */ 

    CAknFepVkbUiStateMgr* iUiStateMgr;

private:    

    /**

     * The background bitmap of popup window

     * Not own

     */      

    CFbsBitmap* iPopupWndBgImg;

    /**

     * The background mask bitmap of popup window

     * Not own

     */      

    CFbsBitmap* iPopupWndBgMaskImg;  

    /**

     * The focus bitmap of popup window

     * Not own

     */  

    CFbsBitmap* iPopupWndFocusImg;

    /**