fep/aknfep/src/AknFepUiInputStateInitialKoreanMultitap.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 31 Mar 2010 22:08:20 +0300
branchRCL_3
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parent 3 f5a1e66df979
child 8 4eb1ae11334f
permissions -rw-r--r--
Revision: 201011 Kit: 201013
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/*
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* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0""
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:           
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*       Provides the TAknFepInputStateInitialKoreanMultitap methods.
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*
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*/
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#include "AknFepUiInputStateInitialKoreanMultitap.h"
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#include "AknFepUIManagerStateInterface.h"      //MAknFepUIManagerStateInterface
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#include "AknFepManagerUIInterface.h"           //MAknFepManagerUIInterface
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#include "AknFepCaseManager.h"
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#include "AknFepUiIndicInputManager.h"
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#include "AknFepManager.h"
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#include <PtiEngine.h>
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#include <PtiDefs.h>
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TAknFepInputStateInitialKoreanMultitap::TAknFepInputStateInitialKoreanMultitap(MAknFepUIManagerStateInterface* aOwner)
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    :TAknFepInputStateInitialMultitapBase(aOwner)
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    {
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    iState = EInitial; 
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    MAknFepManagerUIInterface* fepMan = iOwner->FepMan();
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    CPtiEngine* ptiengine = iOwner->PtiEngine();
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    TPtiTextCase caseMode = ptiengine->Case();
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#ifdef RD_INTELLIGENT_TEXT_INPUT
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     TRAP_IGNORE(ptiengine->ActivateLanguageL(ELangKorean, EPtiEngineMultitappingKorean))
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    ptiengine->SetInputMode(EPtiEngineMultitappingKorean);
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#else
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     TRAP_IGNORE(ptiengine->ActivateLanguageL(ELangKorean, EPtiEngineMultitapping))
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    ptiengine->SetInputMode(EPtiEngineMultitapping);
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#endif //RD_INTELLIGENT_TEXT_INPUT
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    ptiengine->SetCase(caseMode);
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    }
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TBool TAknFepInputStateInitialKoreanMultitap::HandleKeyL(TInt aKey, TKeyPressLength aLength)
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    {
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    MAknFepManagerUIInterface* fepMan = iOwner->FepMan();
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    CPtiEngine* ptiengine = iOwner->PtiEngine();
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    TBool ret = ETrue;
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    if(aLength == EShortKeyPress)
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        {
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       	if(aKey == EKeyBackspace)
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        	{
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        	// Narat Geul engine tries first to disassemble hangul to jamos. if disassembly is not possible,
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        	// then clear character. 
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        	if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction))
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        		{
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        		TPtrC newText = ptiengine->DeleteKeyPress();
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       			fepMan->UpdateInlineEditL(newText, newText.Length());
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        		if (newText.Length() == 0)
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        			{
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	        		fepMan->CancelInlineEdit();
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   		     		ptiengine->ClearCurrentWord();
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        			}	      	
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        		}
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        	else
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        		{
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        		ret = EFalse;	
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        		}
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        	}
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        else
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            {
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            if(aKey == EKeyLeftArrow ||
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            	aKey == EKeyRightArrow ||
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            	aKey == EKeyDownArrow ||
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            	aKey == EKeyUpArrow)
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            	{
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               	ret = EFalse;            
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            	}
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            else
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            	{
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            	if (!(fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction)))
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                	{ // 'new' inline edit
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             	  	ptiengine->ClearCurrentWord();
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                	fepMan->StartInlineEditL();
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                	fepMan->SetInlineEditingCursorVisibilityL(ETrue);
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                	}
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            	TPtrC aText = ptiengine->AppendKeyPress((TPtiKey)aKey);
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            	fepMan->UpdateInlineEditL(aText, aText.Length());	
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            	// Force commit	when buffer length is 511. Needs to be commited in order to 
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            	// prevent ptiengines iTextBuffer overflow. Even though it is very unlikely
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            	// case
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            	if(aText.Length() >= 254)
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            		{
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            		if (CommitOrNot(aText.Right(CAknFepManager::ESingleCharacter), aKey))
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            			{
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diff changeset
   109
            			TPtrC text = ptiengine->DeleteKeyPress();
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parents:
diff changeset
   110
            			fepMan->UpdateInlineEditL(text, text.Length());
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parents:
diff changeset
   111
            			fepMan->CommitInlineEditL();
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parents:
diff changeset
   112
            			
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   113
            			ptiengine->ClearCurrentWord();
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parents:
diff changeset
   114
            			
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parents:
diff changeset
   115
            			TPtrC newText = ptiengine->AppendKeyPress((TPtiKey)aKey);			
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
            			fepMan->StartInlineEditL();
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   117
            			fepMan->UpdateInlineEditL(newText, newText.Length());	
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   118
            			}
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   119
            		else if(aText.Length() >= 255)
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   120
            			{// force commit 
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   121
            			fepMan->CommitInlineEditL();	
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   122
            			}
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   123
            		}
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   124
				else
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   125
					{
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   126
					fepMan->UpdateInlineEditL(aText, aText.Length());	
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   127
					}           		
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   128
            	}                                                              	  	                    				
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   129
          	}    
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   130
        }
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   131
    else // long keypress
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   132
        {  
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parents:
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   133
          
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   134
 	    if (aKey == EPtiKeyStar)
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parents:
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   135
            {
7
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parents: 3
diff changeset
   136
            /* 
0
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   137
           	ptiengine->DeleteKeyPress();
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parents:
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   138
            TPtrC text = ptiengine->PreviousCandidate();
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parents:
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   139
            fepMan->UpdateInlineEditL(text, text.Length());
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   140
            fepMan->CommitInlineEditL();
3
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parents: 0
diff changeset
   141
            ptiengine->ClearCurrentWord();*/
0
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parents:
diff changeset
   142
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   143
            fepMan->LaunchSelectModeMenuL();               
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parents:
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   144
            }
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   145
		else
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parents:
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   146
			{
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parents:
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   147
			// Insert number through long key press.			                  
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parents:
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   148
        	if (aKey != EKeyBackspace)
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parents:
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   149
        		{
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   150
        		if (!fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction))
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parents:
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   151
        			{
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parents:
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   152
        			// No edit transaction going on, we have ended here because of long
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parents:
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   153
        			// key press created editor on UI or some other similar non-standard situation.
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parents:
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   154
        			// We can't handle key press, so just consume it.
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   155
        			return ETrue; 			
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   156
        			}
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parents:
diff changeset
   157
				
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parents:
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   158
			 	TPtrC text = ptiengine->PreviousCandidate();
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parents:
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   159
           	 	fepMan->UpdateInlineEditL(text, text.Length());
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parents:
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   160
               	fepMan->CommitInlineEditL();
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parents:
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   161
               	ptiengine->ClearCurrentWord();
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parents:
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   162
       			ret = EFalse;
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parents:
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   163
        		}
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parents:
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   164
        	else if (aKey == EKeyBackspace)
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parents:
diff changeset
   165
        		{
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parents:
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   166
        		if (fepMan->IsFlagSet(CAknFepManager::EFlagInsideInlineEditingTransaction))
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parents:
diff changeset
   167
        			{
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parents:
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   168
					fepMan->CommitInlineEditL();
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parents:
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   169
					ptiengine->ClearCurrentWord();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   170
					fepMan->TryCloseUiL();
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parents:
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   171
        			}
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parents:
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   172
        		ret = EFalse;	
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   173
        		}
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parents:
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   174
        	else
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parents:
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   175
        		{
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   176
        		ret = EFalse;
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parents:
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   177
        		}       		
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parents:
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   178
			}
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parents:
diff changeset
   179
		
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parents:
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   180
        } 
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parents:
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   181
    return ret;
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parents:
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   182
    } 
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parents:
diff changeset
   183
     
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parents:
diff changeset
   184
// Decides wheather text should be commited or not. Makes comparison between latest key input
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
// and "seed" jamos. if latest input match with one of "seed" jamos and star or hash key cannot make
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parents:
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   186
// any changes to input, then commit.
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parents:
diff changeset
   187
// NOTE; the "seed" jamos are characters that are printed on keymat. Narat geul engine compiles all
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
// the hanguls from 12 jamos.  
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parents:
diff changeset
   189
TBool TAknFepInputStateInitialKoreanMultitap::CommitOrNot(TPtrC aData, TInt aKey)
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parents:
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   190
	{
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parents:
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   191
	TBool commit = EFalse;
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parents:
diff changeset
   192
	TBuf<CAknFepManager::EMaximumFepWordLength> mappings;
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parents:
diff changeset
   193
	TInt len;
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parents:
diff changeset
   194
	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
	CPtiEngine* ptiengine = iOwner->PtiEngine();	
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parents:
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   196
	MAknFepManagerUIInterface* fepMan = iOwner->FepMan();
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parents:
diff changeset
   197
	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   198
	ptiengine->MappingDataForKey((TPtiKey)aKey, mappings, ptiengine->Case());
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parents:
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   199
	len = mappings.Length();
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parents:
diff changeset
   200
	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
	for (TInt i = 0; i < len; i++ )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
		{
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parents:
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   203
		if(aData.Compare(mappings.Left(i + 1)) == 0)
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parents:
diff changeset
   204
			{
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parents:
diff changeset
   205
			commit = ETrue;
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parents:
diff changeset
   206
			break;
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parents:
diff changeset
   207
			}
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parents:
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   208
		}
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parents:
diff changeset
   209
		
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
	return commit;
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parents:
diff changeset
   211
	}
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parents:
diff changeset
   212
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parents:
diff changeset
   213
// End of file