1 /*

     2 * Copyright (c) 2004 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 TAknFepInputStateEntryZhuyinStrokeBasePhrase methods.

    16 *

    17 */

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 

    27 

    28 

    29 

    30 #include "AknFepUiInputStateEntryZhuyinStrokeBasePhrase.h"

    31 

    32 #include "AknFepUIManagerStateInterface.h"  //MAknFepUIManagerStateInterface

    33 #include "AknFepUiCtrlContainerChinese.h"

    34 #include "AknFepManagerUIInterface.h"       //MAknFepManagerUIInterface

    35 #include "AknFepUICtrlCandidatePane.h"

    36 #include "AknFepUICtrlInputPane.h"

    37 

    38 #include <PtiEngine.h>      //CPtiEngine

    39 #include <e32keys.h>        //keys  

    40 #include <avkon.rsg>

    41 #include <aknfep.rsg>

    42 

    43 TAknFepInputStateEntryZhuyinStrokeBasePhrase::TAknFepInputStateEntryZhuyinStrokeBasePhrase(

    44                                 MAknFepUIManagerStateInterface* aOwner,

    45                                 MAknFepUICtrlContainerChinese* aUIContainer)

    46     :TAknFepInputStateChineseBase(aOwner, aUIContainer)

    47     {

    48     iState = EEntry;

    49 

    50     MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

    51     MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane();

    52 

    53     uiContainer->FocusCandidatePane(EFalse);

    54     

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

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

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

    58     TBool showHorizontalScrollArrows = multiplePages || bufLength>1;

    59 

    60     uiContainer->ShowHorizontalScrollArrows(showHorizontalScrollArrows); 

    61     uiContainer->ShowVerticalScrollArrows(multiplePages);

    62     uiContainer->FocusCandidatePane(ETrue);

    63     candidatePane->SetHighlighted(ETrue);

    64     candidatePane->ShowCandidateOrdinals(EFalse);

    65     candidatePane->SelectFirstPhrase();

    66     }

    67 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::HandleCommandL(TInt /*aCommandId*/)

    68 	{	

    69     RefreshUI();	

    70  	}

    71 

    72 TBool TAknFepInputStateEntryZhuyinStrokeBasePhrase::HandleKeyL(TInt aKey, TKeyPressLength aLength)

    73     {

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

    75     MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

    76     MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane();

    77     MAknFepUICtrlInputPane* inputPane = uiContainer->InputPane();

    78 

    79     if(aKey == EKeyBackspace)

    80         {

    81 		if (iOwner->PtiEngine()->DeleteKeyPress().Length())

    82             {

    83             inputPane->SetFlag(MAknFepUICtrlInputPane::EPhoneticChanged);

    84             RefreshUI();

    85             SetInputPaneToneMark();

    86             }

    87         else

    88             {

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

    90             if (aLength == ELongKeyPress)

    91                 {

    92                 iOwner->FepMan()->SetLongClearAfterCloseUI(ETrue);

    93                 }

    94             }

    95         }

    96     else if((aLength == EShortKeyPress) && iOwner->IsValidChineseInputKey(aKey))

    97         {

    98         ptiengine->AppendKeyPress((TPtiKey)aKey);

    99         SetInputPaneToneMark();

   100         inputPane->SetFlag(MAknFepUICtrlInputPane::EPhoneticChanged);

   101         RefreshUI();

   102         }

   103     else if(aKey == EKeyDownArrow)

   104         {

   105         if (!candidatePane->IsLastPage())

   106             {

   107             candidatePane->NextCandidatePage();

   108             RefreshUI();

   109             }

   110         }

   111     else if(aKey == EKeyUpArrow)

   112         {

   113         if(!candidatePane->IsFirstPage())

   114             {

   115             candidatePane->PreviousCandidatePage();

   116             RefreshUI();

   117             }

   118         }   

   119     else if(aKey == EKeyOK || aKey == EKeyRightArrow || aKey == EKeyLeftArrow)

   120         {

   121         iOwner->ChangeState(ECandidate);

   122         return EFalse;

   123         }

   124     return ETrue;

   125     }

   126 

   127 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::RefreshUI()

   128     {

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

   130     MAknFepUICtrlContainerChinese* uiContainer = UIContainer();

   131     MAknFepUICtrlInputPane* inputPane = uiContainer->InputPane();

   132     

   133     // get cursor position

   134     TPoint baseLine = TPoint(0,0);

   135     TInt height = 0;

   136     TInt ascent = 0;

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

   138     if (ret == KErrNone)

   139         {

   140         uiContainer->SetContainerPosition(baseLine, height);    

   141         }

   142 

   143     // layout candidate and fill candidate buffer for first display page

   144     TInt candidateCount = 0;

   145     if(inputPane->IsFlagSet(MAknFepUICtrlInputPane::EPhoneticChanged))

   146         {

   147         inputPane->ClearFlag(MAknFepUICtrlInputPane::EPhoneticChanged);

   148         TRAPD(ignore,candidateCount = ptiengine->GetChinesePhraseCandidatesL(

   149                            *(uiContainer->CandidatePane()->CandidateArray())));

   150         if(candidateCount == 0 || ignore != KErrNone)

   151             {

   152             return;

   153             }    

   154         uiContainer->CandidatePane()->SplitPhraseCandidatesIntoPages();

   155         }

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

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

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

   159     TBool showHorizontalScrollArrows = multiplePages || bufLength>1;

   160             

   161     uiContainer->ShowHorizontalScrollArrows(showHorizontalScrollArrows); 

   162     uiContainer->ShowVerticalScrollArrows(multiplePages);

   163 

   164     uiContainer->CandidatePane()->SetCandidateBuffer();

   165     uiContainer->Enable(ETrue);

   166     TPtrC ptr = ptiengine->GetPhoneticSpelling(1);

   167     inputPane->SetText(ptr);

   168     UpdateIndicator();

   169     }

   170 

   171 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::SetInputPaneToneMark()

   172     {

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

   174     MAknFepUICtrlInputPane* inputPane = UIContainer()->InputPane();

   175 

   176     TText toneMark;

   177     TBool toneMarkEntered = ptiengine->ToneMark(toneMark);

   178     TBuf<1> buf;

   179     if(toneMarkEntered)

   180         {

   181         buf.Append(toneMark);

   182         }

   183     inputPane->SetToneMark(buf);

   184     }

   185 

   186 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::KeyTimerExpired()

   187     {

   188     }

   189 

   190 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::InitializeStateL(void)

   191     {

   192     iOwner->FepMan()->UpdateCbaL(R_AKNFEP_SOFTKEYS_PHRASE_CREATION_SELECT_CANCEL_SELECT);

   193     }

   194     

   195 void TAknFepInputStateEntryZhuyinStrokeBasePhrase::UpdateIndicator()

   196     {

   197     MAknFepUICtrlContainerChinese* uiContainer = UIContainer();        

   198     MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane();

   199     TInt candidateCount = candidatePane->CandidateArray()->Count();

   200         

   201     if ( candidatePane->IsFirstPage() || candidateCount== 0 )

   202         {

   203         uiContainer->CandidatePane()->ShowUpScrollArrows( EFalse );

   204         }

   205     else

   206         {

   207         uiContainer->CandidatePane()->ShowUpScrollArrows( ETrue );

   208         }

   209 

   210     if ( candidatePane->IsLastPage() || candidateCount== 0 )

   211         {

   212         uiContainer->CandidatePane()->ShowDownScrollArrows( EFalse );

   213         }

   214     else

   215         {

   216         uiContainer->CandidatePane()->ShowDownScrollArrows( ETrue );

   217         }

   218     }

   219     

   220 // End of file