1 /*

     2 * Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0""

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:           

    15 *       Provides the TAknFepInputStatePredictiveCandidateQwertyZhuyin methods.

    16 *

    17 */

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 

    27 

    28 

    29 

    30 #include "AknFepUiInputStatePredictiveCandidateQwertyZhuyin.h"

    31 #include "AknFepUIManagerStateInterface.h"  //MAknFepUIManagerStateInterface

    32 #include "AknFepManagerUIInterface.h"       //MAknFepManagerUIInterface

    33 #include "AknFepUICtrlCandidatePane.h"

    34 #include "AknFepManager.h"                  //FepMan flag

    35 

    36 #include <PtiEngine.h>                      //CPtiEngine

    37 

    38 TAknFepInputStatePredictiveCandidateQwertyZhuyin::TAknFepInputStatePredictiveCandidateQwertyZhuyin(

    39                                 MAknFepUIManagerStateInterface* aOwner,

    40                                 MAknFepUICtrlContainerChinese* aUIContainer)

    41     :TAknFepInputStateCandidateQwertyChinese(aOwner, aUIContainer)

    42     {

    43     iState = EPredictiveCandidate;

    44     

    45     MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

    46     // set container window position to follow cursor

    47     TPoint baseLine = TPoint(0,0);

    48     TInt height = 0;

    49     TInt ascent = 0;

    50     TRAPD(ret,iOwner->FepMan()->GetScreenCoordinatesL(baseLine,height,ascent));

    51     if (ret == KErrNone)

    52         {

    53         uiContainer->SetContainerPosition(baseLine, height);    

    54         }

    55 

    56     uiContainer->FocusCandidatePane(ETrue);

    57     uiContainer->SetLayout(MAknFepUICtrlContainerChinese::ELayoutCandidate);

    58 

    59     CPtiEngine* ptiengine = iOwner->PtiEngine();

    60     uiContainer->CandidatePane()->SelectFirst(); 

    61     uiContainer->CandidatePane()->SetCandidateBuffer(ptiengine->CandidatePage());

    62 

    63     TBool multiplePages = ptiengine->MoreCandidatePages();

    64     TInt bufLength = ptiengine->CandidatePage().Length();

    65     TBool showHorizontalScrollArrows = multiplePages || bufLength>1;

    66     

    67     uiContainer->ShowVerticalScrollArrows(multiplePages);

    68     uiContainer->ShowHorizontalScrollArrows(showHorizontalScrollArrows);

    69     uiContainer->CandidatePane()->ShowCandidateOrdinals(EFalse);

    70     UpdateIndicator();

    71     }

    72 

    73 TBool TAknFepInputStatePredictiveCandidateQwertyZhuyin::HandleKeyL(TInt aKey, 

    74                                                                    TKeyPressLength aLength)

    75     {

    76     TBool ret = ETrue;

    77     

    78     if(aKey == EStdKeyBackspace)

    79         {

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

    81         }

    82     else if(aKey == EStdKeyLeftFunc && aLength == EShortKeyPress)

    83         {

    84         MAknFepManagerUIInterface* fepMan = iOwner->FepMan();

    85         if (fepMan->IsAbleToLaunchSCT())

    86             {

    87             fepMan->LaunchSpecialCharacterTableL();

    88             }

    89         }

    90     else if(iOwner->IsQwertyZhuyinToneMarkKey(aKey))

    91         {

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

    93         return EFalse;

    94         }

    95     else if(iOwner->IsValidChineseInputKeyQwerty(aKey))

    96         {

    97         CPtiEngine* ptiengine = iOwner->PtiEngine();

    98         // it is needed when we use phrase input engine, otherwise it seems not cleared

    99         ptiengine->ClearCurrentWord(); 

   100         ptiengine->ResetToneMark();

   101 

   102         iOwner->ChangeState(EEntry);

   103         ret = EFalse; //passes to entry state to handle the key

   104         }

   105     else if(!HandleVerticalNavigation(aKey))

   106         {

   107         if (aKey == EStdKeyLeftArrow || aKey == EStdKeyRightArrow)

   108             {

   109             iOwner->ChangeState(EPredictiveInput);

   110             ret = EFalse; //passes to predictive input state to handle the key

   111             }

   112         else

   113             {

   114             ret = TAknFepInputStateCandidateQwertyChinese::HandleKeyL(aKey, aLength);

   115             }

   116         }

   117     return ret;

   118     }

   119 

   120 // End of file