--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fep/aknfep/src/AknFepUiInputStateEntryQwertyPinyin.cpp	Wed Sep 01 12:23:33 2010 +0100
@@ -0,0 +1,333 @@
+/*
+* Copyright (c) 2005 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:           
+*       Provides the CAknFepUIInputStateEntryQwertyPinyin methods.
+*
+*/
+
+
+
+
+
+
+
+
+
+
+
+
+#include "AknFepUIManagerStateInterface.h"  //MAknFepUIManagerStateInterface
+#include "AknFepUiCtrlContainerChinese.h"
+#include "AknFepManagerUIInterface.h"       //MAknFepManagerUIInterface
+#include "AknFepUICtrlCandidatePane.h"
+#include "AknFepUICtrlInputPane.h"
+#include "AknFepUiInputStateEntryQwertyPinyin.h"
+#include "AknFepManager.h"                  //FepMan flag
+
+#include <PtiEngine.h>      //CPtiEngine
+#include <e32keys.h>        //keys  
+#include <avkon.rsg>
+
+const TText KPinyinTone4Valid = 0x02D9;
+const TText KPinyinTone4Invalid = 0x0020;
+const TInt KMaxCandidateCountFromCore = 6;
+
+TAknFepInputStateEntryQwertyPinyin::TAknFepInputStateEntryQwertyPinyin(
+                               MAknFepUIManagerStateInterface* aOwner,
+                               MAknFepUICtrlContainerChinese* aUIContainer)
+    :TAknFepInputStateEntryQwertyBase(aOwner,aUIContainer)                           
+    {
+    UIContainer()->CandidatePane()->ShowCandidateOrdinals(ETrue);
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+    ptiengine->SetInputMode(EPtiEnginePinyinQwerty);
+    ptiengine->SetCase(EPtiCaseLower);
+    ptiengine->SetCandidatePageLength(MAknFepUICtrlContainerChinese::ELayoutInput);
+    UpdateIndicator();
+    }
+
+TBool TAknFepInputStateEntryQwertyPinyin::HandleKeyL(TInt aKey, TKeyPressLength aLength)
+    {
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+    MAknFepUICtrlContainerChinese* uiContainer = UIContainer();    
+    TBool ret = ETrue;
+
+    if((aKey == EStdKeyLeftFunc) && (aLength == EShortKeyPress))
+        {
+        if(ptiengine->IncrementToneMark(ETrue))
+            {
+            RefreshUI();
+            }
+        }
+    else if(aKey == EStdKeyBackspace)
+        {
+		if (iOwner->PtiEngine()->DeleteKeyPress().Length())
+            {
+            RefreshUI();
+            }
+        else
+            {
+            iOwner->FepMan()->TryCloseUiL();
+            if (aLength == ELongKeyPress)
+                {
+                iOwner->FepMan()->SetLongClearAfterCloseUI(ETrue);
+                }
+            }
+        }        
+    else if((aLength == EShortKeyPress) && iOwner->IsValidChineseInputKeyQwerty(aKey))
+        {
+        TInt stringBeforeLength(0);
+        TInt stringAfterLength(0);
+        
+        stringBeforeLength = ptiengine->GetPhoneticSpelling(1).Length();
+        stringAfterLength = ptiengine->AppendKeyPress((TPtiKey)aKey).Length();
+        
+        if (stringBeforeLength != stringAfterLength)
+            {
+            if (ptiengine->GetPhoneticSpelling(1).Length() == 1)
+            {
+            iOwner->FepMan()->UpdateCbaL(R_AVKON_SOFTKEYS_EMPTY);
+            }            
+            RefreshUI();
+            }
+	    else
+	        {
+	        iOwner->FepMan()->PlaySound(EAvkonSIDErrorTone);
+	        }            
+        
+        if (ptiengine->GetPhoneticSpelling(1).Length() == 0)
+            {
+            iOwner->FepMan()->UpdateCbaL(NULL);
+            }
+        }        
+    else if(aKey == EStdKeyDevice1)
+        {
+        iOwner->FepMan()->TryCloseUiL();
+        }
+    else if(!( HandleVerticalNavigation(aKey) || HandleHorizontalNavigation(aKey) ))
+        {
+        // it may be one of the 'valid' numbers..
+        TInt index = MapKeyToIndex(aKey);
+        MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane();
+
+        if(candidatePane->SelectIndex(index) || aKey == EStdKeyDevice3 || aKey == EStdKeyEnter)
+            {
+            TPtrC text = candidatePane->CurrentCandidate();
+            if(text.Length())
+                {            
+                MAknFepManagerUIInterface* fepMan = iOwner->FepMan();
+                iOwner->FepMan()->NewCharacterL(text);
+                iOwner->FepMan()->CommitInlineEditL();
+                if (iOwner->FepMan()->IsFlagSet(CAknFepManager::EFlagEditorFull))
+                    {
+                    iOwner->FepMan()->ClearFlag(CAknFepManager::EFlagEditorFull);
+                    iOwner->FepMan()->TryCloseUiL();
+                    }
+                else
+                    {
+                    iOwner->ChangeState(EPredictiveInput);
+                    }
+                }
+            else
+                {
+                // No candidates available. Back to Entry state.
+                iOwner->ChangeState(EEntry);
+                }
+            }
+        }
+    return ret;
+    }
+
+void TAknFepInputStateEntryQwertyPinyin::RefreshUI()
+    {
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+    MAknFepUICtrlContainerChinese* uiContainer = UIContainer();
+    MAknFepUICtrlInputPane* inputPane = uiContainer->InputPane();
+    
+    SetInputPaneToneMark();    
+
+    TPtrC ptr = ptiengine->GetPhoneticSpelling(1);
+    TBool multiplePages = ptiengine->MoreCandidatePages();
+    TInt bufLength = ptiengine->CandidatePage().Length();
+    TBool showHorizontalScrollArrows = multiplePages || bufLength>1;
+            
+    UIContainer()->ShowHorizontalScrollArrows(showHorizontalScrollArrows); 
+    UIContainer()->ShowVerticalScrollArrows(multiplePages);
+    
+    // set container's position
+    TPoint baseLine = TPoint(0,0);
+    TInt height = 0;
+    TInt ascent = 0;
+    TRAPD(ret,iOwner->FepMan()->GetScreenCoordinatesL(baseLine,height,ascent));
+    if (ret == KErrNone)
+        {
+        uiContainer->SetContainerPosition(baseLine, height);    
+        }
+  
+    TText toneMark;
+    TBool toneMarkEntered = ptiengine->ToneMark(toneMark);
+    TBuf<1> validToneMarkBuf;
+    if(toneMarkEntered)
+        {
+        // override specific invalid tonemark character only, the others are the same character 
+        // when both valid and invalid
+        if(toneMark == KPinyinTone4Invalid)
+            toneMark = KPinyinTone4Valid;
+        validToneMarkBuf.Append(toneMark);
+        }
+
+    ptiengine->EnableToneMarks(ETrue);
+ 
+    if (ptr.Length() > 0)
+        {
+        TPtrC candidates = ptiengine->CandidatePage();
+        uiContainer->CandidatePane()->SetCandidateBuffer(candidates);
+        uiContainer->Enable(ETrue);
+        uiContainer->CandidatePane()->SelectFirst();
+        
+        inputPane->SetText(ptr);
+        inputPane->SetToneMark(validToneMarkBuf);  
+     
+        UpdateIndicator();
+        }
+    }
+    
+TBool TAknFepInputStateEntryQwertyPinyin::HandleHorizontalNavigation(TInt aKey)
+    {
+    MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane();
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+    TBool response = EFalse;
+
+    // Do navigation...
+    if (aKey == EStdKeyLeftArrow)
+        {
+        if (candidatePane->SelectedIndex() == 0 && 
+            ptiengine->NumberOfCandidates() == 0)
+            {
+            return ETrue;
+            }
+        
+        if(!candidatePane->SelectPrev())
+            {
+            ptiengine->PreviousCandidatePage();
+            candidatePane->SetCandidateBuffer(ptiengine->CandidatePage());
+            candidatePane->SelectLast();
+            }
+        UpdateIndicator();            
+        response = ETrue;
+        }
+    else if (aKey == EStdKeyRightArrow)
+        {
+        TInt bufLength = iOwner->PtiEngine()->CandidatePage().Length();
+        
+        if (bufLength != KMaxCandidateCountFromCore &&
+            candidatePane->SelectedIndex() == (bufLength -1))
+            {
+			return ETrue;
+            }
+        
+        if(!candidatePane->SelectNext())
+            {
+            ptiengine->NextCandidatePage();
+            candidatePane->SetCandidateBuffer(ptiengine->CandidatePage());
+            candidatePane->SelectFirst();
+            }
+        UpdateIndicator();    
+        response = ETrue;
+        }
+    return response;
+    }
+
+TBool TAknFepInputStateEntryQwertyPinyin::HandleVerticalNavigation(TInt aKey)
+    {
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+
+    if (aKey == EStdKeyDownArrow || aKey == EStdKeySpace)
+        {
+        if (iOwner->PtiEngine()->CandidatePage().Length() != 
+            KMaxCandidateCountFromCore)
+            {
+            return ETrue;
+            }
+        ptiengine->NextCandidatePage();
+        }
+    else if (aKey == EStdKeyUpArrow)
+        {
+        if (ptiengine->NumberOfCandidates() == 0)
+            {								 
+            return ETrue;
+            }
+        ptiengine->PreviousCandidatePage();
+        }
+    else
+        {
+        return EFalse;
+        }
+
+    MAknFepUICtrlCandidatePane* candidatePane = UIContainer()->CandidatePane();
+    candidatePane->SelectFirst();
+    candidatePane->SetCandidateBuffer(ptiengine->CandidatePage());
+    UpdateIndicator();
+    return ETrue;
+    }
+ 
+ void TAknFepInputStateEntryQwertyPinyin::UpdateIndicator()
+    {
+    CPtiEngine* ptiengine = iOwner->PtiEngine();
+    MAknFepUICtrlContainerChinese* uiContainer = UIContainer();        
+    TInt bufLength = iOwner->PtiEngine()->CandidatePage().Length();
+    MAknFepUICtrlCandidatePane* candidatePane = uiContainer->CandidatePane();
+        
+    if (ptiengine->NumberOfCandidates() == 0)
+        {
+        uiContainer->CandidatePane()->ShowUpScrollArrows(EFalse);    
+        }
+    else
+        {
+        uiContainer->CandidatePane()->ShowUpScrollArrows(ETrue);    
+        }
+    
+    uiContainer->CandidatePane()->ShowDownScrollArrows
+        (bufLength == KMaxCandidateCountFromCore ? ETrue : EFalse);
+        
+    if (candidatePane->SelectedIndex() == 0 && 
+        ptiengine->NumberOfCandidates() == 0)
+        {
+        uiContainer->CandidatePane()->ShowLeftScrollArrows(EFalse);
+        }
+    else
+        {
+        uiContainer->CandidatePane()->ShowLeftScrollArrows(ETrue);
+        }
+        
+    if (bufLength != KMaxCandidateCountFromCore &&
+        candidatePane->SelectedIndex() == (bufLength -1))
+        {
+        uiContainer->CandidatePane()->ShowRightScrollArrows(EFalse);        
+        }
+    else
+        {
+        uiContainer->CandidatePane()->ShowRightScrollArrows(ETrue);
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// TAknFepInputStateEntryQwertyPinyin::HandleCommandL
+// Handling Command
+// ---------------------------------------------------------------------------
+//
+ void TAknFepInputStateEntryQwertyPinyin::HandleCommandL( TInt aCommandId )
+    {
+    TAknFepInputStateChineseBase::HandleCommandL( aCommandId );
+    }
+// End of file