fep/aknfep/src/AknFepUiInputStatePredictiveInputQwertyPinyinPhrase.cpp
changeset 36 a7632c26d895
parent 35 0f326f2e628e
child 42 b3eaa440ab06
equal deleted inserted replaced
35:0f326f2e628e 36:a7632c26d895
     1 /*
       
     2 * Copyright (c) 2002-2005 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:            Implementation of Pinyin phrase predictive Qwerty state
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 
       
    23 
       
    24 
       
    25 
       
    26 
       
    27 
       
    28 
       
    29 // System includes
       
    30 #include <PtiEngine.h>                      
       
    31 
       
    32 // User includes
       
    33 #include "AknFepUiInputStatePredictiveInputQwertyPinyinPhrase.h"
       
    34 #include "AknFepUiInputStatePredictiveInputQwertyPhrase.h"
       
    35 #include "AknFepUiCtrlContainerChinese.h"
       
    36 #include "AknFepUIManagerStateInterface.h"  
       
    37 #include "AknFepManagerUIInterface.h" 
       
    38 #include "AknFepManager.h"      
       
    39 #include "AknFepUICtrlCandidatePane.h"
       
    40 
       
    41 // ---------------------------------------------------------------------------
       
    42 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase::
       
    43 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase
       
    44 // (other items were commented in a header).
       
    45 // ---------------------------------------------------------------------------
       
    46 //
       
    47 TAknFepInputStatePredictiveInputQwertyPinyinPhrase::
       
    48 TAknFepInputStatePredictiveInputQwertyPinyinPhrase(
       
    49     MAknFepUIManagerStateInterface* aOwner,
       
    50     MAknFepUICtrlContainerChinese* aUIContainer)
       
    51     :TAknFepInputStatePredictiveInputQwertyChinesePhrase(aOwner, aUIContainer)
       
    52     {
       
    53     }
       
    54 
       
    55 // ---------------------------------------------------------------------------
       
    56 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase::HandleKeyL
       
    57 // (other items were commented in a header).
       
    58 // ---------------------------------------------------------------------------
       
    59 //
       
    60 TBool TAknFepInputStatePredictiveInputQwertyPinyinPhrase::HandleKeyL(TInt aKey, 
       
    61                                                                      TKeyPressLength aLength)
       
    62     {
       
    63     TBool ret = ETrue;
       
    64 
       
    65     if (iOwner->FepMan()->IsFlagSet(CAknFepManager::EFlagQwertyShiftMode) ||
       
    66         iOwner->FepMan()->IsFlagSet(CAknFepManager::EFlagQwertyChrKeyDepressed))
       
    67         {
       
    68         iOwner->FepMan()->TryCloseUiL();
       
    69         ret = EFalse;
       
    70         }
       
    71     else if (aKey == EStdKeyEnter)
       
    72         {
       
    73         iOwner->FepMan()->TryCloseUiL();
       
    74         iOwner->ChangeState(EQwerty);
       
    75         return EFalse;
       
    76         }
       
    77     else if (IsValidEntryKey(aKey))
       
    78         {
       
    79         iOwner->FepMan()->TryCloseUiL();
       
    80         ret = EFalse;
       
    81         }
       
    82     else if(iOwner->IsValidChineseInputKeyQwerty(aKey))
       
    83         {
       
    84         if (IsValidPinyinKey(aKey))
       
    85             {
       
    86             CPtiEngine* ptiengine = iOwner->PtiEngine();
       
    87             // it is needed when we use phrase input engine, otherwise it seems not cleared
       
    88             ptiengine->ClearCurrentWord(); 
       
    89             ptiengine->ResetToneMark();
       
    90 
       
    91             iOwner->ChangeState(EEntry);
       
    92             ret = EFalse; //passes to entry state to handle the key
       
    93             }
       
    94          else
       
    95             {
       
    96             iOwner->FepMan()->PlaySound(EAvkonSIDWarningTone);
       
    97             }
       
    98         }
       
    99     else if (aKey == EStdKeySpace)
       
   100         {
       
   101         TInt index = MapKeyToIndex(EStdKeyDevice3);
       
   102         MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane();
       
   103 
       
   104         candidatePane->SelectIndex(index);
       
   105         TPtrC text = candidatePane->CurrentPhraseCandidate();
       
   106         if(text.Length())
       
   107             {            
       
   108             MAknFepManagerUIInterface* fepMan = iOwner->FepMan();
       
   109             fepMan->NewTextL(text);
       
   110             fepMan->CommitInlineEditL();
       
   111             iOwner->PtiEngine()->SetPredictiveChineseChar(text);
       
   112             if (fepMan->IsFlagSet(CAknFepManager::EFlagEditorFull))
       
   113                 {
       
   114                 fepMan->ClearFlag(CAknFepManager::EFlagEditorFull);
       
   115                 iOwner->FepMan()->TryCloseUiL();
       
   116                 }
       
   117             else
       
   118                 {
       
   119                 iOwner->ChangeState(EPredictiveInput);
       
   120                 }
       
   121             }
       
   122         else
       
   123             {
       
   124             // No candidates available. Back to Entry state.
       
   125             iOwner->ChangeState(EEntry);
       
   126             }
       
   127         }
       
   128     else 
       
   129         {
       
   130         ret = TAknFepInputStatePredictiveInputQwertyChinesePhrase::HandleKeyL(aKey, aLength);
       
   131         }
       
   132         
       
   133     return ret;
       
   134     }
       
   135 
       
   136 // ---------------------------------------------------------------------------
       
   137 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase::IsValidPinyinKey
       
   138 // (other items were commented in a header).
       
   139 // ---------------------------------------------------------------------------
       
   140 //    
       
   141 TBool  TAknFepInputStatePredictiveInputQwertyPinyinPhrase::IsValidPinyinKey(TInt aKey)
       
   142     {
       
   143     TBool response = ETrue;
       
   144 
       
   145     if (aKey == EPtiKeyQwertyU || aKey == EPtiKeyQwertyV ||
       
   146         aKey == EPtiKeyQwertyI )
       
   147         {
       
   148         iOwner->FepMan()->PlaySound(EAvkonSIDErrorTone);
       
   149         response = EFalse;
       
   150         }
       
   151 
       
   152     return response;
       
   153     }
       
   154     
       
   155 // ---------------------------------------------------------------------------
       
   156 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase::IsValidEntryKey
       
   157 // (other items were commented in a header).
       
   158 // ---------------------------------------------------------------------------
       
   159 //    
       
   160 TBool  TAknFepInputStatePredictiveInputQwertyPinyinPhrase::IsValidEntryKey(TInt aKey)
       
   161     {
       
   162     TBool response = ETrue;
       
   163 
       
   164     if ((aKey >= EPtiKeyQwertyA && aKey <= EPtiKeyQwertyZ) ||
       
   165         (aKey >= EStdKeyLeftArrow && aKey <= EStdKeyDownArrow) ||
       
   166         (aKey >= EPtiKeyQwerty0 && aKey <= EPtiKeyQwerty9) ||
       
   167          aKey == EStdKeyBackspace || aKey == EStdKeyLeftFunc ||
       
   168          aKey == EStdKeyDevice1 || aKey == EStdKeySpace || 
       
   169          aKey == EStdKeyDevice0 ||aKey == EStdKeyDevice3)
       
   170         {
       
   171         response = EFalse;
       
   172         }
       
   173 
       
   174     return response;
       
   175     }
       
   176 
       
   177 // ---------------------------------------------------------------------------
       
   178 // TAknFepInputStatePredictiveInputQwertyPinyinPhrase::HandleCommandL
       
   179 // Handling Command
       
   180 // ---------------------------------------------------------------------------
       
   181 //
       
   182 void TAknFepInputStatePredictiveInputQwertyPinyinPhrase::HandleCommandL(
       
   183     TInt aCommandId )
       
   184     {
       
   185     TPtrC text = UIContainer()->CandidatePane()->CurrentPhraseCandidate( );
       
   186     MAknFepManagerUIInterface* fepMan = iOwner->FepMan( );
       
   187     switch ( aCommandId )
       
   188         {
       
   189         // Handle the event frome command.
       
   190         case EAknSoftkeySelect:
       
   191     //    case (TUint16)EAknSoftkeySelect: //the Selected in soft CBA
       
   192             if ( text.Length( ) )
       
   193                 {
       
   194                 fepMan->NewTextL( text );
       
   195                 fepMan->CommitInlineEditL( );
       
   196                 iOwner->PtiEngine()->SetPredictiveChineseChar( text );
       
   197                 if ( fepMan->IsFlagSet( CAknFepManager::EFlagEditorFull ) )
       
   198                     {
       
   199                     fepMan->ClearFlag( CAknFepManager::EFlagEditorFull );
       
   200                     iOwner->FepMan()->TryCloseUiL( );
       
   201                     }
       
   202                 else
       
   203                     {
       
   204                     iOwner->ChangeState( EPredictiveCandidate );
       
   205                     }
       
   206                 }
       
   207             break;
       
   208         default:
       
   209             TAknFepInputStateChineseBase::HandleCommandL( aCommandId );
       
   210             break;
       
   211         }
       
   212     }
       
   213 // End of file