/*

* Copyright (c) 2007 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:           

*       Provides the  TAknFepInputStateEntryMiniQwertyPinyinPhrase methods.

*

*/

#include "AknFepUIManagerStateInterface.h"  //MAknFepUIManagerStateInterface

#include "AknFepUiCtrlContainerChinese.h"

#include "AknFepManagerUIInterface.h"       //MAknFepManagerUIInterface

#include "AknFepUICtrlCandidatePane.h"

#include "AknFepUICtrlPinyinPopup.h"

#include "AknFepUIInputStateEntryMiniQwertyPinyinPhrase.h"

#include "aknfepuictrleditpane.h"           //pinyin phrase creation

#include "AknFepManager.h"                  //FepMan flag

#include "AknFepUICtrlInputPane.h"

#include "AknFepUiCtrlContainerChinese.h"

#include <aknfep.rsg>

#include <PtiEngine.h>      //CPtiEngine

#include <e32keys.h>        //keys  

#include <avkon.rsg>

const TInt KManualChangeState = 0; 

//const TUint16 KSegment = 0x0020;

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

// TAknFepInputStateEntryMiniQwertyPinyinPhrase::TAknFepInputStateEntryMiniQwertyPinyinPhrase

// C++ default constructor

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

//

TAknFepInputStateEntryMiniQwertyPinyinPhrase::TAknFepInputStateEntryMiniQwertyPinyinPhrase(

     MAknFepUIManagerStateInterface* aOwner,MAknFepUICtrlContainerChinese* aUIContainer ):

     TAknFepInputMiniQwertyPinyinPhraseBase( aOwner, aUIContainer)

    {

    iState = EEntry;

    iOwner->PtiEngine()->SetInputMode( EPtiEnginePinyinPhraseQwerty );

    iOwner->PtiEngine()->SetCase( EPtiCaseLower );

    UIContainer()->SetLayout( MAknFepUICtrlContainerChinese::ELayoutKeystroke );

    UIContainer()->FocusCandidatePane( ETrue );

    UIContainer()->CandidatePane()->SelectFirstPhrase();

    UIContainer()->CandidatePane()->ShowCandidateOrdinals( EFalse );

    UIContainer()->EditPaneWindow()->DeactiveCursor();

    UIContainer()->SetFepMan( iOwner->FepMan() );

    // so that it could handle EKeyCBA1

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

    RefreshUI( ETrue );

    }

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

// TAknFepInputStateEntryMiniQwertyPinyinPhrase::HandleKeyL

// Handle system key press event.

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

//     

TBool TAknFepInputStateEntryMiniQwertyPinyinPhrase::HandleKeyL( TInt aKey,

    TKeyPressLength aLength )

    {

    TBool ret = ETrue;

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

    switch ( aKey )

        {

        case EStdKeyLeftFunc: //chr key

        case EStdKeySpace:

        case EStdKeyBackspace:

        case EStdKeyEnter:

            {

            ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL( aKey,

                aLength );

            break;

            }

        case EKeyLeftShift:

        case EKeyRightShift:

        case EKeyLeftCtrl:

        case EKeyRightCtrl:

        case EKeyRightFunc://fn 

        case EKeyLeftFunc: // fn 

            {

            iOwner->FepMan()->TryCloseUiL();

            ret =EFalse;

            break;

            }

        case EStdKeyUpArrow:

            {

            if ( candidatePane->IsFirstPage() )

                {

                UIContainer()->EditPaneWindow()->SetAutoChangeStateFlag( KManualChangeState );

                iOwner->ChangeState( EMiniQwertyEdit );

                ret = ETrue;

                }

            else 

                {

                candidatePane->PreviousCandidatePage();

                candidatePane->SetCandidateBuffer();

                candidatePane->SelectFirst();

                UpdateIndicator();

                }

            break;

            }

        case EStdKeyDownArrow:

            {

            ret = TAknFepInputStateCandidateQwertyBaseChinesePhrase::HandleKeyL( aKey, aLength );

            break;

            }

        case EStdKeyRightArrow:

            {

            if ( candidatePane->VisibleCandidateCount()!= 1 )

                {

                iOwner->ChangeState( ECandidate );

                candidatePane->SelectNext();

                UpdateIndicator();

                }

            break;

            }

        case EStdKeyLeftArrow:

            {

            if ( candidatePane->VisibleCandidateCount()!= 1 )

                {

                iOwner->ChangeState( ECandidate );

                TInt numbertotal = UIContainer()->CandidatePane()->VisibleCandidateCount();

                UIContainer()->CandidatePane()->SelectIndex( numbertotal - 1 );

                UpdateIndicator();

                }

            break;

            }

        case EStdKeyDevice0: //select key 

        case EStdKeyDevice3: // msk 

            {

            ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL(

               aKey, aLength );

            break;

            }

        case EStdKeyDevice1:

            {

            iOwner->FepMan()->TryCloseUiL();

            break;

            }

        case EStdKeySingleQuote:

            {

            iOwner->FepMan()->PlaySound( EAvkonSIDStandardKeyClick );

            break;

            }

        default:

               // chr + character 

            if ( iOwner->FepMan()->IsFlagSet( CAknFepManager::EFlagShiftKeyDepressed )

                    || iOwner->FepMan()->IsFlagSet( CAknFepManager::EFlagQwertyChrKeyDepressed ) )

                {

                iOwner->FepMan()->TryCloseUiL();

                ret = EFalse;

                }

            else if ( CAknFepFnKeyManager::EFnKeyNext == iOwner->FepMan()->FnKeyState() 

                    || CAknFepFnKeyManager::EFnKeyLock == iOwner->FepMan()->FnKeyState()

                    || CAknFepFnKeyManager::EFnKeyDown == iOwner->FepMan()->FnKeyState()

                    ||!iOwner->IsValidChineseInputKeyQwerty( aKey ) ) //fn play error tone

                    {

                    iOwner->FepMan()->PlaySound( EAvkonSIDErrorTone );

                    }

            else

                 {

                  ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL(

                     aKey, aLength );

                 }

            break;

        }

    return ret;

    };

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

// TAknFepInputStateEditinigMiniQwertyPinyinPhrase::TAknFepInputStateEditinigMiniQwertyPinyinPhrase

// C++ default constructor

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

//

TAknFepInputStateEditinigMiniQwertyPinyinPhrase::TAknFepInputStateEditinigMiniQwertyPinyinPhrase( 

    MAknFepUIManagerStateInterface* aOwner,MAknFepUICtrlContainerChinese* aUIContainer ):

    TAknFepInputMiniQwertyPinyinPhraseBase( aOwner,aUIContainer )                           

    {

    iState = EMiniQwertyEdit;

    iOwner->PtiEngine()->SetInputMode( EPtiEnginePinyinPhraseQwerty );

    iOwner->PtiEngine()->SetCase( EPtiCaseLower );

    RefreshUI( ETrue );

    UIContainer()->FocusCandidatePane( EFalse );

    UIContainer()->CandidatePane()->ShowCandidateOrdinals( EFalse );

    UIContainer()->EditPaneWindow()->ActiveCursor();

    }

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

// TAknFepInputStateEditinigMiniQwertyPinyinPhrase::HandleKeyL

// Handle system key press event.

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

// 

TBool TAknFepInputStateEditinigMiniQwertyPinyinPhrase::HandleKeyL( TInt aKey ,TKeyPressLength aLength )

    {

    TBool ret = ETrue;

    MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

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

    if ( iOwner->FepMan()->GetComposChrFlag() && aKey == EStdKeyLeftFunc )

        {

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

        return ETrue;

        }

    switch ( aKey )

        {

        //the following key is handled by the base class 

        case EStdKeyLeftFunc: //chr key

        case EStdKeySpace:

        case EStdKeyBackspace:

        case EStdKeyEnter:

        case EStdKeyRightArrow:

        case EStdKeyLeftArrow:

            {

            ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL(

                aKey, aLength);

            break;

            }

        case EKeyLeftShift:

        case EKeyRightShift:

        case EKeyLeftCtrl:

        case EKeyRightCtrl:

        case EKeyRightFunc://fn 

        case EKeyLeftFunc: // fn 

            {

            if ( !uiContainer->EditPaneWindow()->GetAutoChangeStateFlag()

                 || uiContainer->EditPaneWindow()->PhraseArray()->Count() != 0)

                {

                iOwner->FepMan()->PlaySound( EAvkonSIDStandardKeyClick );

                ret = ETrue;

                }

            else

                {

                iOwner->FepMan()->TryCloseUiL();

                ret = EFalse;

                }

            break;

            }

    // inactive 

        case EStdKeyUpArrow:

            {

            break;

            }

            //if the canidate is empty ,inactive;else candiniate selecting state

        case EStdKeyDownArrow:

            {

            if ( 0 != candidatePane->VisibleCandidateCount() )

                {

                uiContainer->EditPaneWindow()->SetChangeState( ETrue );

                iOwner->ChangeState( ECandidate );

                }

            break;

            }

        case EStdKeyDevice0:

        case EStdKeyDevice3:

            {

            ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL(

                aKey, aLength);

            break;

            }

        case EStdKeyDevice1:

            {

            iOwner->FepMan()->TryCloseUiL();

            break;

            }

        case EStdKeySingleQuote:

            {

            iOwner->FepMan()->PlaySound( EAvkonSIDStandardKeyClick );

            break;

            }

        default:

            // chr + character 

            if ( iOwner->FepMan()->IsFlagSet( CAknFepManager::EFlagShiftKeyDepressed )

                || iOwner->FepMan()->IsFlagSet( CAknFepManager::EFlagQwertyChrKeyDepressed ) )

                {

                iOwner->FepMan()->SetComposChrFlag( ETrue );

                if ( !uiContainer->EditPaneWindow()->GetAutoChangeStateFlag()

                      || uiContainer->EditPaneWindow()->PhraseArray()->Count() != 0)

                    {

                    iOwner->FepMan()->PlaySound(EAvkonSIDStandardKeyClick);

                    return  ETrue;

                    }

                else

                    {

                    iOwner->FepMan()->TryCloseUiL();

                    return EFalse;

                    }

                }

            else

                {

                ret = TAknFepInputMiniQwertyPinyinPhraseBase::HandleKeyL(

                    aKey, aLength);

                break;

                }

        }

    return ret;

    }

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

// TAknFepInputStateEntryMiniQwertyPinyinPhrase::HandleCommandL

// Handling Command

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

//

void TAknFepInputStateEntryMiniQwertyPinyinPhrase::HandleCommandL(

    TInt aCommandId )

    {

    TPtrC text = UIContainer()->CandidatePane()->CurrentPhraseCandidate( );

    MAknFepManagerUIInterface* fepMan = iOwner->FepMan( );

    switch ( aCommandId )

        {

        // Handle the event frome command.

        case EAknSoftkeySelect:

    //    case (TUint16)EAknSoftkeySelect: //the Selected in soft CBA

            if ( text.Length( ) )

                {

                fepMan->NewTextL( text );

                fepMan->CommitInlineEditL( );

                iOwner->PtiEngine()->SetPredictiveChineseChar( text );

                if ( fepMan->IsFlagSet( CAknFepManager::EFlagEditorFull ) )

                    {

                    fepMan->ClearFlag( CAknFepManager::EFlagEditorFull );

                    iOwner->FepMan()->TryCloseUiL( );

                    }

                else

                    {

                    iOwner->ChangeState( EPredictiveCandidate );

                    }

                }

            break;

        default:

            TAknFepInputStateChineseBase::HandleCommandL( aCommandId );

            break;

        }

    }

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

// TAknFepInputStateEditinigMiniQwertyPinyinPhrase::HandleCommandL

// Handling Command

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

//

void TAknFepInputStateEditinigMiniQwertyPinyinPhrase::HandleCommandL(

    TInt aCommandId )

    {

    TAknFepInputMiniQwertyPinyinPhraseBase::HandleCommandL( aCommandId );

    }

// End Of File