/*

* Copyright (c) 2002-2008 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 CAknFepLanguageManager class.

*

*/

// INCLUDE FILES

#include "AknFepGlobalEnums.h"

#include "AknFepPanic.h"

#include "AknFepManager.h"                  // CAknFepManager

#include "AknFepManagerInterface.h"

#include "AknFepUIManagerStateInterface.h"  // MAknFepUIManagerStateInterface

#include "AknFepUiInputStateBase.h"         // TAknFepInputStateBase

#include "AknFepUiManagerBase.h"            // CAknFepUIManagerBase

#include "AknFepUIManagerJapanese.h"        // CAknFepUIManagerJapanese

#include "AknFepUiManagerWestern.h"         // CAknFepUIManagerWestern

#include "AknFepUiManagerChinese.h"         // CAknFepUIManagerChinese

#include "AknFepLanguageManager.h"          // this class

#include "AknFepUiManagerKorean.h"        	// CAknFepUIManagerKorean

#include <uikon.hrh>                        // TAknEditorNumericKeymap

#include <AknUtils.h>

#include <aknfeppeninputimeplugin.h>

#include  "AknFepPluginManager.h"

#include <peninputcmd.h>

#include <peninputclient.h>

void Cleanup( TAny* aAny )

	{

	RImplInfoPtrArray* implArray = 

		reinterpret_cast< RImplInfoPtrArray*> ( aAny );

	implArray->ResetAndDestroy();

	implArray->Close();

	}

/**

 * CAknFepLanguageManager

 *

 */

// ============================ MEMBER FUNCTIONS ===============================

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

// CAknFepLanguageManager()

// first phase construction.

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

//

CAknFepLanguageManager* CAknFepLanguageManager::NewL(MAknFepManagerUIInterface* aFepMan, 

                                                     CAknFepCaseManager* aCaseMan)

    {

    CAknFepLanguageManager* self = new(ELeave) CAknFepLanguageManager(aFepMan, aCaseMan);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(); // self

    return self;

    }

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

// ~CAknFepLanguageManager()

// Destructor.

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

//

CAknFepLanguageManager::~CAknFepLanguageManager()

    {

    if (iUiManArray)

        {

        iUiManArray->ResetAndDestroy();

        }

    delete iUiManArray;

    delete iCurImePlugin;

    }

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

// CAknFepLanguageManager::GetFepUI()

// get ui manager object

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

//

MAknFepManagerInterface* CAknFepLanguageManager::GetFepUI(TInt aMode, TWidthChar /*aCharacterWidth*/, TBool aPredictive)

    {

    MAknFepManagerInterface* uiMan = NULL;

    switch (aMode)

        {

        case EPinyin:

        case EZhuyin:

        case EStroke:

        case ECangJie:

        case EZhuyinFind:

        case EStrokeFind:

            uiMan = iUiManArray->At(EUiManChinese);

            break;

        case ELatin:

        case EHindi:

            if (iInputLanguage == ELangJapanese)

                {

                uiMan = iUiManArray->At((aPredictive)? EUiManWestern : EUiManJapanese);

                }

        	else if(iInputLanguage == ELangKorean)

        		{

        		uiMan = iUiManArray->At(EUiManKorean);

        		}

            else

                {

                uiMan = iUiManArray->At(EUiManWestern);

                }

            break;

        case ENumber:

        case ENativeNumber:

            if (iInputLanguage == ELangJapanese)

                {

                uiMan = iUiManArray->At(EUiManJapanese);

                }

            else if(iInputLanguage == ELangKorean)

                {

                uiMan = iUiManArray->At(EUiManKorean);

                }

            else

                {

                uiMan = iUiManArray->At(EUiManWestern);

                }

            break;

        case EHiragana:

        case EHiraganaKanji:

        case EKatakana:

            uiMan = iUiManArray->At(EUiManJapanese);

            break;

        case EHangul:

        	uiMan = iUiManArray->At(EUiManKorean);

 			break;

        default:

            AknFepPanic(EAknFepPanicNoUiManager);

            break;

        }

    return uiMan;

    }

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

// CAknFepLanguageManager::SetInputLanguageL()

// Set new input language.

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

//

void CAknFepLanguageManager::SetInputLanguageL(TInt aInputLanguage)

    {

    iInputLanguage = aInputLanguage;

    MAknFepManagerInterface* uiManager = NULL;

    TInt uiManagerId = UiManagerId();

    uiManager = iUiManArray->At(uiManagerId);

    if ( !uiManager )

        {

        // Ui manager does not exist for this language yet. We create it.

        ConstructUiManagerL();

        uiManager = iUiManArray->At(uiManagerId);

        }

    uiManager->SetInputLanguageL((TLanguage)iInputLanguage);

    if (uiManagerId != EUiManWestern)

        {

        // Western UI manager needs to know current input language also when 

        // Chinese or Japanese Ui manager is used.

        // Western UI manager needs to use English language if the 

        // input language is Chinese or Japanese.

        uiManager = iUiManArray->At(EUiManWestern);

        if (uiManager)

            {

            uiManager->SetInputLanguageL((TLanguage)iInputLanguage);

            }

        }

    }

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

// CAknFepLanguageManager()

// Constructor.

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

//

CAknFepLanguageManager::CAknFepLanguageManager(MAknFepManagerUIInterface* aFepManager, 

                                               CAknFepCaseManager* aCaseManager) 

:iInputLanguage(ELangEnglish), 

 iFepManager(aFepManager), 

 iCaseManager(aCaseManager),

 iPluginManager(NULL)

    {

    }

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

// CAknFepLanguageManager::ConstructL()

// Second phase construction

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

//

void CAknFepLanguageManager::ConstructL()

    {

    iUiManArray = new(ELeave)CArrayPtrFlat<MAknFepManagerInterface>(EUiManMax);

    for ( TInt ii = 0; ii < EUiManMax; ii++)

        {

        iUiManArray->AppendL(NULL);

        }

    // Create UI manager for English language. English exists in all variants and

    // it is default language in CAknFepLanguageManager.

    ConstructUiManagerL();

    }

void CAknFepLanguageManager::ConstructUiManagerL()

    {

    MAknFepManagerInterface* uiMan = NULL;

    TInt uiManagerId = UiManagerId();

    iUiManArray->Delete(uiManagerId);

    switch (uiManagerId)

        {

        case EUiManWestern:

            uiMan = CAknFepUIManagerWestern::NewL(iFepManager, iCaseManager, 

                                                 (TLanguage)iInputLanguage);

            break;

        case EUiManChinese:

            uiMan = CAknFepUIManagerChinese::NewL(iFepManager, iCaseManager, 

                                                 (TLanguage)iInputLanguage);

            break;

        case EUiManJapanese:

            uiMan = CAknFepUIManagerJapanese::NewL(iFepManager, iCaseManager, 

                                                  (TLanguage)iInputLanguage);

            break;

        case EUiManKorean:

        	uiMan = CAknFepUIManagerKorean::NewL(iFepManager, iCaseManager, (TLanguage)iInputLanguage);

        	break;

        default:

            AknFepPanic(EAknFepPanicNoUiManager);

            break;

        }

    CleanupStack::PushL(uiMan);

    iUiManArray->InsertL(uiManagerId, uiMan);

    CleanupStack::Pop(); // uiMan

    }

TInt CAknFepLanguageManager::UiManagerId()

    {

    TInt uiManagerId = EUiManWestern;

    switch (iInputLanguage)

        {

        case ELangPrcChinese:

        case ELangHongKongChinese:

        case ELangTaiwanChinese:

            uiManagerId = EUiManChinese;

            break;

        case ELangJapanese:

            uiManagerId = EUiManJapanese;

            break;

        case ELangKorean:

        	uiManagerId = EUiManKorean;

        	break;

        default:

            // Western UI manager is default.

            // Thai, Arabic and Hebrew uses western UI manager.

            break;

        }

    return uiManagerId;

    }

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

// CAknFepLanguageManager::GetPluginInputFepUiL

// Get plugin UI manager object.

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

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

//

MAknFepManagerInterface* CAknFepLanguageManager::GetPluginInputFepUiL(

                                                      TPluginInputMode aPreferedMode,

                                                      TInt aPenInputLang,

                                                      TInt aDisplayLang,

                                                      RPeninputServer* aPenServer)

    {

    RArray<TInt> implList;

    CleanupClosePushL(implList);

    TPluginInputMode secondMode = EPluginInputModeItut;

    TPluginInputMode curMode = aPreferedMode;

    TInt language = aPenInputLang;

    //pen input language and prefered mode

    aPenServer->GetImePluginIdListL(aPenInputLang, curMode, implList);

    if( implList.Count() == 0 )

        {

        //pen input language and other modes

        curMode = secondMode;

        aPenServer->GetImePluginIdListL(aPenInputLang, curMode, implList);

        }

    if( implList.Count() == 0 && aPenInputLang != aDisplayLang)

        {

        //display language and prefered modes

        language = aDisplayLang;

        curMode = aPreferedMode;

        aPenServer->GetImePluginIdListL(aDisplayLang, curMode, implList);

        if( implList.Count() == 0 )

            {

            //display language and other modes

            curMode = secondMode;

            aPenServer->GetImePluginIdListL(aDisplayLang, curMode, implList);

            }

        }

    CAknFepPenInputImePlugin* pIme = NULL;

    MAknFepManagerInterface* pUi = NULL;

    TInt i;

    for(i = 0; i < implList.Count(); ++i)

        {

        pIme = ActivateImePlugin(implList[i], aPenServer);

        if( pIme )

            {

            pUi = ActivateLayoutUiPluginL(pIme, language, curMode);

            if( pUi )

                {

                iCurUiPlugIn = pUi;

                if( iCurImePlugin != pIme )

                    {

                    //a new IME plugin created

                    delete iCurImePlugin;

                    iCurImePlugin = pIme;

                    }

                break;

                }

            else

                {

                //Fail create UI, delete IME plugin just created

                 if( iCurImePlugin != pIme )

                     {

                     delete pIme;

                     }

                }

            }        

        }

    if( i == implList.Count() )

        {

        delete iCurImePlugin;

        iCurImePlugin = NULL;

        iCurUiPlugIn = NULL;

        }

    CleanupStack::PopAndDestroy(&implList);    

    if ( iCurUiPlugIn )

    	{

    	aPenServer->SetInputLanguage( language );

    	}

    return iCurUiPlugIn;

    }

TBool  CAknFepLanguageManager::IsPluginInputAvaiable(TPluginInputMode aMode, 

                                                     TInt aPenInputLang,

                                                     RPeninputServer* aPenServer)

    {

    TBool bAvail = EFalse;

    TRAP_IGNORE(bAvail = IsPluginInputAvaiableL(aMode, aPenInputLang, aPenServer));

    return bAvail;

    }

TBool  CAknFepLanguageManager::IsPluginInputAvaiableL(TPluginInputMode aMode, 

                                                     TInt aPenInputLang,

                                                     RPeninputServer* aPenServer)

    {

    RArray<TInt> implList;

    CleanupClosePushL(implList);

    aPenServer->GetImePluginIdListL(aPenInputLang, aMode, implList);    

    TBool bAvail = implList.Count() != 0;

    CleanupStack::PopAndDestroy(&implList);    

    return bAvail;

    }

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

// CAknFepLanguageManager::ActivateImePlugin

// Activate IME plugin by implemenation.

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

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

//

CAknFepPenInputImePlugin* CAknFepLanguageManager::ActivateImePlugin(

                                                 TInt aImeImplId, 

                                                 RPeninputServer* aPenServer)

    {

    if(iCurImePlugin && iCurImePlugin->ImeImplId() == aImeImplId)

        {

        return iCurImePlugin;

        }

    else

        {

        TUid dtor_ID_Key;

        CAknFepPenInputImePlugin* pIme = NULL;

        if( pIme )

            {

            pIme->iDtor_ID_Key = dtor_ID_Key;           

            }

        return pIme;

        }

    }

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

// CAknFepLanguageManager::ActivateLayoutUiPluginL

// Activate IME plugin's UI by mode.

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

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

//

MAknFepManagerInterface* CAknFepLanguageManager::ActivateLayoutUiPluginL(

                                                   CAknFepPenInputImePlugin* aImePlugin, 

                                                   TInt aPenInputLang,

                                                   TPluginInputMode aMode)

    {

    MAknFepManagerInterface* pUi = NULL;

    if( aImePlugin )

        {

        pUi = aImePlugin -> GetInputMethodUiL(iFepManager,

                                            (TLanguage)aPenInputLang, 

                                            aMode,

                                            KNullDesC8(),

                                            iIsSplitView);

        //set inputlanguage                                                             

        if(pUi)

            {

            pUi->SetInputLanguageL((TLanguage)aPenInputLang);

            //pUi->ActivateUI();

            }

        }

    return pUi;

    }

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

// CAknFepLanguageManager::SetSplitView

// Activate IME plugin's UI by mode.

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

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

//

void CAknFepLanguageManager::SetSplitView(TBool aIsSplitView)

    {

    iIsSplitView = aIsSplitView;

    }

// End of File