/*

* 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:            Implementation of Pinyin and Stroke phrase candidate state

*

*/

// System includes

#include <PtiEngine.h>   

// User includes

#include "AknFepUiInputStateCandidatePinyinAndStrokePhrase.h"

#include "AknFepUiInputStateCandidateBasePhrase.h"

#include "AknFepUiCtrlContainerChinese.h"

#include "AknFepUICtrlCandidatePane.h"

#include "AknFepUIManagerStateInterface.h"  

#include "AknFepManager.h"                  

// add for phrase creation

#include "AknFepUICtrlPinyinPopup.h"

// Constant definition

const TInt KMinCnadidateCount = 1;

// ---------------------------------------------------------------------------

// AknFepUiInputStateCandidatePinyinAndStrokePhrase::

// TAknFepUiInputStateCandidatePinyinAndStrokePhrase

// (other items were commented in a header).

// ---------------------------------------------------------------------------

//

TAknFepUiInputStateCandidatePinyinAndStrokePhrase::

    TAknFepUiInputStateCandidatePinyinAndStrokePhrase(MAknFepUIManagerStateInterface* aOwner,

                                                      MAknFepUICtrlContainerChinese* aUIContainer)

    :TAknFepInputStateCandidateBaseChinesePhrase(aOwner, aUIContainer)

    {

    iState = ECandidate;

    MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

    TBool multiplePages = !(uiContainer->CandidatePane()->IsLastPage() &&

                            uiContainer->CandidatePane()->IsFirstPage());

    TInt bufLength = iOwner->PtiEngine()->CandidatePage().Length();

    TBool showHorizontalScrollArrows = multiplePages || bufLength > KMinCnadidateCount;

    uiContainer->ShowHorizontalScrollArrows(showHorizontalScrollArrows); 

    uiContainer->ShowVerticalScrollArrows(multiplePages);

    uiContainer->FocusCandidatePane(ETrue);

    uiContainer->CandidatePane()->ShowCandidateOrdinals(ETrue);

    uiContainer->CandidatePane()->SelectFirstPhrase();

    UpdateIndicator();

    }

void TAknFepUiInputStateCandidatePinyinAndStrokePhrase::HandleCommandL(TInt aCommandID)

   {

   TAknFepInputStateCandidateBaseChinesePhrase::HandleCommandL(aCommandID);

   }

// ---------------------------------------------------------------------------

// AknFepUiInputStateCandidatePinyinAndStrokePhrase::HandleKeyL

// (other items were commented in a header).

// ---------------------------------------------------------------------------

//

TBool TAknFepUiInputStateCandidatePinyinAndStrokePhrase::HandleKeyL(TInt aKey,

                                                                    TKeyPressLength aLength)

    {

    MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane(); 

    if ( ( aKey == EKeyBackspace ) || ( aKey == EKeyUpArrow &&

        iOwner->FepMan()->InputMode() == EPinyin &&

        candidatePane->IsFirstPage() ) )

        {

        // the follow 2 lines add for phrase creation

        UIContainer()->PinyinPopupWindow()->SetChangeState( ETrue );

        UIContainer()->PinyinPopupWindow()->SetFromCandidateChangeStateFlag( ETrue );

        iOwner->FepMan()->EntryPhrase( EFalse );

        iOwner->ChangeState(EEntry);

        return ETrue;

        }

    return TAknFepInputStateCandidateBaseChinesePhrase::HandleKeyL(aKey, aLength);

    }

// End of file