/*

* 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:

*

*/

#ifndef PENINPUTHWRARABICWINDOW_H_

#define PENINPUTHWRARABICWINDOW_H_

// System includes

#include <peninputlayoutwindow.h>

// Forward declarations

class CFepUiBaseCtrl;

class CAknFepCtrlRangeBar;

class CAknFepCtrlEventButton;

class CTransparentHwrWndExt;

class CPeninputLayoutInputmodelChoice;

class CFepLayoutMultiLineIcf;

class CFepCtrlDropdownList;

class CPeninputSyncBitmapRotator;

// Constants

const TInt KMaxFileLength = 80;

/**

 *  Hwr layout window class

 *  This class define methods to deal with window layout and 

 *  handle events sent to this window

 *

 *  @lib peninputgenerichwr.lib

 *  @since S60 v5.0

 */

class CPeninputHwrBxAbWnd : public CPeninputLayoutWindow

    {

public:

    /**

     * Two-phased constructor

     *

     * @since S60 v5.0

     * @param aUiLayout The plugin ui layout

     * @param aLayoutContext The hwr layout context

     * @return The pointer to CPeninputHwrBxAbWnd object

     */

    static CPeninputHwrBxAbWnd* NewL( CFepUiLayout* aUiLayout, 

        MPeninputLayoutContext* aLayoutContext );

    /**

     * Destructor

     *

     * @since S60 v5.0

     * @return None

     */

    virtual ~CPeninputHwrBxAbWnd();

    /**

     * Do when case changed

     *

     * @since S60 v5.0

     * @param aNewCase The new case

     * @return None

     */

    void DoCaseChange( TInt aNewCase );

// From base class CPeninputLayoutWindow

    /**

     * From CPeninputLayoutWindow

     * Handle control event 

     *

     * @since S60 v5.0

     * @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 );

    /**

     * From CPeninputLayoutWindow

     * Get id of window config resource

     *

     * @since S60 v5.0

     * @return The id of window config resource

     */

    TInt GetWindowConfigResId();

    /**

     * From CPeninputLayoutWindow

     * Get id of window resource

     *

     * @since S60 v5.0

     * @return The id of window resource

     */ 

    TInt GetWindowResId();

    /**

     * From CPeninputLayoutWindow

     * Get file name of window config resource

     *

     * @since S60 v5.0

     * @param aLangID The id of language

     * @return The file name of window config resource

     */ 

    const TDesC& GetWindowConfigResFileName( TInt aLangID );

    /**

     * From CPeninputLayoutWindow

     * Get file name of window resource

     *

     * @since S60 v5.0

     * @return The file name of window resource

     */ 

    const TDesC& GetWindowResFileName();

    /**

     * From CPeninputLayoutWindow

     * Re-organize all controls in the assigned client area layout

     *

     * @since S60 v5.0

     * @param aClientLayoutId The id of client area layout

     * @return None

     */

    void ReorganizeControls( TInt aClientLayoutId, TBool aNeedReset=ETrue );

    /**

     * From CPeninputLayoutWindow

     * Change unit size

     *

     * @since S60 v5.0

     * @return The window rect

     */

    const TRect ChangeUnitSize();

    /**

     * From CPeninputLayoutWindow

     * Change size of client area

     *

     * @since S60 v5.0

     * @param aLeftTopPoint The left top point of client area

     * @return None

     */

    void ChangeClientSize();  

    /**

     * From CPeninputLayoutWindow

     * Construct all controls specified in resource

     *

     * @since S60 v5.0

     * @return None

     */

    void CreateAllControlsL();

    /**

     * From CPeninputLayoutWindow

     * Set control fonts. Fonts info comes from resource

     *

     * @since S60 v5.0

     * @return None

     */

    void SetControlsFont();

    /**

     * From CPeninputLayoutWindow

     * Pop up choice list

     *

     * @since S60 v5.0

     * @return None

     */

    void PopupChoiceList(); 

    /** 

     * ConstructFromResourceL load settings from resource.

     * Before calling this function, the resource id should be set

     *

     * @since S60 v5.0

     * @return None

     */

    void ConstructFromResourceL();

    void OnLanguageChange();

    void Move(const TPoint& aOffset);

    /**

     * Handle EEventHwrStrokeStarted event. The message is reported each time

     * pen down in the HWR box area

     *

     * @since S60 v5.0

     * @return None

     */

    void OnStrokeStarted();

    /**

     * Handle EEventHwrStrokeFinished event. The message is reported when

     * StrokeTimer times out

     *

     * @since S60 v5.0

     * @return None

     */

    void OnStrokeFinished();

    /**

     * Handle EEventHwrCharacterTimerOut event. The message is reported when

     * CharacterTimer times out

     *

     * @since S60 v5.0

     * @return None

     */

    void OnStrokeCharacterTimerOut();

    /**

     * Handle EEventHwrStrokeCanceled event. The message is reported when

     * manually cancel writing

     *

     * @since S60 v5.0

     * @return None

     */

    void OnStrokeCanceled();

    CTransparentHwrWndExt* getCTransparentHwrWndExt() {return iHwBox;}	

    void GetCandidate(TInt aIndex, TDes& aCharCode) const;	

    void CancelWriting();

    void ClearAndCloseDropdownList();

    void ResetAndShowDropdownList();   

    void HandleBackspaceKeyEvent();

    TBool IsAddingSpace(HBufC* aRes);

protected:

    /**

     * Constructor

     *

     * @since S60 v5.0

     * @param aUiLayout The plugin ui layout

     * @param aLayoutContext The hwr layout context

     * @return None

     */

    CPeninputHwrBxAbWnd( CFepUiLayout* aUiLayout, 

                               MPeninputLayoutContext* aLayoutContext );

    /**

     * Second-phase constructor

     *

     * @since S60 v5.0

     * @return None

     */

    void ConstructL();

    virtual TBool IsMultiLineIcf();

    virtual TBool IsCanChangeRange(TInt aRange);

    virtual void ChangeToPreviousRange(TInt aRange);    

private:

    /**

     * Add range bar into client area

     *

     * @since S60 v5.0

     * @return None

     */

    void AddRangeBarL();

    /**

     * Add button to client area

     *

     * @since S60 v5.0

     * @param aControlId The control id

     * @param aEventId The control's event id

     * @param aResId The control's resource id

     * @param aUnicode The control's unicode

     * @param aIsRepeat The TBool indicating whether the 

     *        control is repeated or not

     * @return The pointer to CAknFepCtrlEventButton object

     */    

    CAknFepCtrlEventButton* AddButtonL( const TInt aControlId,

                                        const TInt aEventId,

                                        const TInt aResId,

                                        const TInt aUnicode = 0,

                                        const TBool aIsRepeat = EFalse );

    /**

     * Add hwr box to client area

     *

     * @since S60 v5.0

     * @return None

     */

    void AddHwBoxL();

    /**

     * Add dropdown list to  client area

     *

     * @since S60 v5.0

     * @return None

     */

    void AddDropdownListL(TBool aLandscapeStyle);

    /**

     * Read unit size, shadow size of hwr window

     *

     * @since S60 v3.2

     * @return None

     */

    void ReadLafInfo(TBool aLandscapeStyle);

    /**

     * Set frame color of hwr write box

     *

     * @since S60 v5.0

     * @return None

     */

    void SetHwBoxFrameBackColor();

    /**

     * Draw guide line

     *

     * @since S60 v5.0

     * @return None

     */

    void DrawGuideLine();

    /**

     * Calculate guide line position

     *

     * @since S60 v5.0

     * @return None

     */

    void CalculateGuideLinePos();

    /**

     * Popup input mode switch list

     *

     * @since S60 v5.0

     * @return None

     */

    void PopupSwitchWindow();

    void OnDeActivate();

    void SubmitRecognitionResult( HBufC* aRes );

    void AddBackspaceButtonL();

    void MirrorBackspaceButtonResL();

private:

    /**

     * The handwriting box

     * Not own

     */

    CTransparentHwrWndExt* iHwBox;

    /**

     * The range bar

     * Not own

     */

    CAknFepCtrlRangeBar* iRangeBar;

    /**

     * The language switch button

     * Not own

     */

    CAknFepCtrlEventButton* iLangSwitchBtn;

    /**

     * The resource file name

     */

    TBuf<KMaxFileLength> iResourceFilename;

    /**

     * The array to hold stroke points

     */

    RArray<TPoint> iStrokeArray;

    /**

     * The array to hold recognize result

     */

    RPointerArray<HBufC> iRecogResult;

    HBufC* iLastResult;

    /**

     * Normal transparency factor of hwr write box

     */

    TInt iNormalTransFactor;

    /**

     * Writting transparency factor of hwr write box

     */

    TInt iWriteTransFactor;

    TBool iDisableCaseChange;

    TInt  iCachedCase;

    /**

     * The unit width

     */

    TInt iUnitWidth;

    /**

     * The unit height

     */

    TInt iUnitHeight;

    /**

     * Size of top left shadow corner

     */

    TSize iShadowTl;

    /**

     * Size of bottom right shadow corner

     */

    TSize iShadowBr;

    TRect iHwrWndRect;

    TPoint iGuideLineTopTl;

    TPoint iGuideLineTopBr;

    TPoint iGuideLineBottomTl;

    TPoint iGuideLineBottomBr;

    TBool iGuideLineSet;

    TBool iCharacterStart;

    CPeninputLayoutInputmodelChoice* iModeSwitchChoice;

    /**

     * The drop down list control (Own)

     */    

    CFepCtrlDropdownList* iDropdownList;

    /**

     * Bitmap rotator

     */  

    CPeninputSyncBitmapRotator* iBmpRotator;

    TBool iBackspaceMirrored;

    };

#endif /*PENINPUTHWRARABICWINDOW_H_*/