/*

* 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:  drop-down list control

*

*/

#include <AknFepGlobalEnums.h>

#include <peninputgeneralitutnew.rsg>

#include <peninputscrollablelist.h>

#include <peninputlayout.h>

#include <e32keys.h>

#include <s32mem.h>

#include <peninputlayoutmultilineicf.h>

#include <StringLoader.h>

#include "peninputitutwesternuistatematchselection.h"

#include "peninputgenericitutuimgrbase.h"

#include "peninputgenericitutdatamgr.h"

#include "peninputgenericitutlayoutcontext.h"

#include "peninputgenericitutconverter.h"

#include "peninputgenericitutwindowmanager.h"

CWesternItutUiStateMatchSelection* CWesternItutUiStateMatchSelection::NewL(

    CGenericItutUiMgrBase* aOwner)

    {

    CWesternItutUiStateMatchSelection* self = 

        new (ELeave) CWesternItutUiStateMatchSelection(aOwner);

    CleanupStack::PushL(self);

    self->ConstructL(); 

    CleanupStack::Pop(self);

    return self;

    }

CWesternItutUiStateMatchSelection::~CWesternItutUiStateMatchSelection()

    {

    iCandlist.ResetAndDestroy();

    iCandlist.Close();

    delete iSpellText;

    }

CWesternItutUiStateMatchSelection::CWesternItutUiStateMatchSelection(

    CGenericItutUiMgrBase* aOwner):CGenericItutUiStateBase(aOwner)

    {

    iSelList = static_cast<CFepLayoutScrollableList*>(

        iOwner->LayoutContext()->Control(ECtrlIdMatchSelection));

    iIcf = static_cast<CFepLayoutMultiLineIcf*>(

        iOwner->LayoutContext()->Control(ECtrlIdICF));

    }

void CWesternItutUiStateMatchSelection::ConstructL()

    {

    CGenericItutUiStateBase::ConstructL();

    iSpellText = StringLoader::LoadL(R_PENINPUT_FINGER_SPELL);

    }

void CWesternItutUiStateMatchSelection::OnEntryL()

    {

    TInt keypadResId = KInvalidResId;

    switch (iOwner->DataMgr()->InputMode())

        {

        case ENumber:

            keypadResId = R_FINGER_INPUT_KEYPAD_NUMBER;

            break;

        case ELatin:

            keypadResId = iOwner->DataMgr()->KeypadResourceId();

            break;

        default:

            break;                

        }

    // update resource id of keypad, candidate drop list

    iOwner->DataMgr()->NotifyChangeControlLayout(

        MItutPropertySubscriber::EItutPropertyKeypadResourceId, 

        keypadResId);

    // Show ICF, Backspace after position changed to avoid flick

    iOwner->LayoutContext()->Control(ECtrlIdICF)->Hide( EFalse );

    iOwner->LayoutContext()->Control(ECtrlIdBackspace)->Hide( EFalse );

    if (iOwner->DataMgr()->IsChinese())

        {

        iOwner->LayoutContext()->ShowArrowBtn(EBtnArrowLeft | EBtnArrowRight

                 | EBtnArrowUp| EBtnArrowDown);   

        }

    else

        {

        iOwner->LayoutContext()->ShowArrowBtn(EBtnArrowLeft | EBtnArrowRight);

        }

   }

void CWesternItutUiStateMatchSelection::OnExit()

    {

    // Hide ICF, Backspace, Arrow contrls when exit to avoid flick

    //iOwner->LayoutContext()->ShowArrowBtn(0);

    //iOwner->LayoutContext()->Control(ECtrlIdICF)->Hide( ETrue );

    //iOwner->LayoutContext()->Control(ECtrlIdBackspace)->Hide( ETrue );

    iSelList->CloseWindow();

    iIcf->SetOverLapState(EFalse);

    }

CGenericItutUiMgrBase::TUiState CWesternItutUiStateMatchSelection::StateType()

    {

    return CGenericItutUiMgrBase::EStateMatchSelection;

    }

void CWesternItutUiStateMatchSelection::ReportItemSelected(TInt aCmdId, TInt aIdx, TBool aCommit)

    {

    TBuf<8> buf;

    buf.Append(reinterpret_cast<TText*>(&aIdx), sizeof(TInt)/sizeof(TText));

    buf.Append(reinterpret_cast<TText*>(&aCommit), sizeof(TBool)/sizeof(TText));

    iOwner->LayoutContext()->UiLayout()->SignalOwner(aCmdId, buf);

    }

void CWesternItutUiStateMatchSelection::ReportItemSelected(TInt aCmdId, TInt aIdx)

    {

    TBuf<4> buf;

    buf.Append(reinterpret_cast<TText*>(&aIdx), sizeof(TInt)/sizeof(TText));

    iOwner->LayoutContext()->UiLayout()->SignalOwner(aCmdId, buf);

    }

TBool CWesternItutUiStateMatchSelection::HandleCtrlEventL(

    TInt aEventType, CFepUiBaseCtrl* aCtrl, const TDesC& aEventData)

    {

    switch (aEventType)

        {

        case EItutCmdPredictItemSelected:

            {

            TInt itemidx = *(TInt*)aEventData.Ptr();

            // if press spell, then enter spell mode, otherwise select an item

            // note that spell do not belong to iCandlist

            if ( itemidx == iCandlist.Count())

            	{

				iOwner->UiManager()->StartPreventSCTTimer();

				iOwner->LayoutContext()->UiLayout()->SignalOwner(ESignalEnterSpellMode); 

            	}

            else

            	{

				// according to updated ui spec, if select an item, do not commit it

				//ReportItemSelected(ESignalSelectMatchSelectionText, itemidx, ETrue);

				ReportItemSelected(ESignalSelectMatchSelectionText, itemidx, ETrue);

            	}

            return ETrue;

            }

        case EEventChoiceSelected:

            {

            CFepLayoutChoiceList::SEvent* event = 

                    (CFepLayoutChoiceList::SEvent*)aEventData.Ptr();

            if ( aCtrl->ControlId() == ECtrlIdMatchSelection && event->iIndex == -1)

                {

                iOwner->LayoutContext()->EnterMatchSelectionState(EFalse);

                return ETrue;

                }

            }

            break;

        default:

            break;

        }

    return EFalse;

    }

TInt CWesternItutUiStateMatchSelection::HandleCommandL(TInt aCmd, TUint8* aData)

    {

    switch (aCmd)

        {

        case ECmdPenInputFingerMatchList:

            {

            RDesReadStream readStream;

            TPtr8 countPtr(aData, 3 * sizeof(TInt), 3 * sizeof(TInt));

            readStream.Open(countPtr);

            CleanupClosePushL(readStream);

            TInt candcount = readStream.ReadInt32L();

            TInt totalsize = readStream.ReadInt32L();

			TInt langcode = readStream.ReadInt32L();

			TInt align = TBidiText::ScriptDirectionality((TLanguage)langcode);

			if(align != TBidiText::ELeftToRight)

				align = CGraphicsContext::ERight;

			else

				align = CGraphicsContext::ELeft;

            CleanupStack::PopAndDestroy(&readStream);

            TPtr8 ptr(aData + 3 * sizeof(TInt), totalsize - 3 * sizeof(TInt), 

                      totalsize - 3 * sizeof(TInt));

            readStream.Open(ptr);

            CleanupClosePushL(readStream);

            iCandlist.ResetAndDestroy();

            iSelList->ClearItemsL();

            iSelList->SetTextAlignment((CGraphicsContext::TTextAlign) align);

            CFepLayoutChoiceList::SItem item;

            for (TInt i = 0; i < candcount; i++)

                {

                TInt candSize = readStream.ReadInt32L();

                HBufC* candBuf = HBufC::NewLC(candSize/2);

                TPtr candBufPtr = candBuf->Des();

                readStream.ReadL(candBufPtr, candSize/2);

                iCandlist.AppendL(candBuf);

                CleanupStack::Pop(candBuf);

                item.iCommand = EItutCmdPredictItemSelected;

                item.iText.Copy(candBufPtr);

                iSelList->AddItemL(item); 

                }

            if (iCandlist.Count() != 0)

                {

                item.iCommand = EItutCmdEnterSpellMode;

                item.iText.Copy(*iSpellText);

                iSelList->AddItemL(item);

                SetMatchSelListLTPosAndDisplay();

                }

    		CleanupStack::PopAndDestroy(&readStream);

            return KErrNone;

            }

        default:

            break;    

        }

    return KErrNotSupported;    

    }

void CWesternItutUiStateMatchSelection::SetMatchSelListLTPosAndDisplay()

    {

    TPoint posbelow, posright;

    posbelow = posright = iIcf->Rect().iTl;

    iIcf->InlineTextPos(posbelow, posright);

    TPoint tlPos = iOwner->DataMgr()->IsLandScape() ? posright : posbelow;

    iSelList->SetCurrentFocusedIndex(-1);

    iSelList->Display( TRect(tlPos, tlPos), CFepLayoutPopupWnd::EDispBottomRight);

    }

// End Of File