eqtapsmartenglish.cpp

Symbian平台 数字键盘手机输入法源码

 // eQTapSmartEnglish.cpp: implementation of the CeQTapSmartEnglish class.
//
//////////////////////////////////////////////////////////////////////

#include "eQTapSmartEnglish.h"
#include "FepControl.h"
#include <stdio.h>

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CeQTapSmartEnglish::CeQTapSmartEnglish()
:	m_pDictionaryEnglish(NULL),
	m_pSentenceEnglish(NULL),
	m_bSelectMode(FALSE),
	m_bKeyMode(ENoMove),
	m_bCurrentWordIsNull(CURRENT_WORD_NULL)
{

}

CeQTapSmartEnglish::~CeQTapSmartEnglish()
{
	if(m_pDictionaryEnglish!=NULL)
	{
		PATTREE_FreeStaticDic(m_pDictionaryEnglish);
		m_pDictionaryEnglish = NULL;
	}
	if(m_pSentenceEnglish!=NULL)
	{
		free(m_pSentenceEnglish);
		m_pSentenceEnglish = NULL;
	}
}
void CeQTapSmartEnglish::Active(TBool bActive)
{
	m_bIsIMActive = bActive;
}

int CeQTapSmartEnglish::OnKeyEventProc(int nParameter1, int nParameter2)
{
	int nReturn = KEY_RESULT_NOTPROCESSED;
	TKeyResponse response = EKeyWasNotConsumed;
	TKeyEvent* aKeyEvent = (TKeyEvent*)nParameter1;
	TUint keyCode =0;
	TEventCode aEventCode = (TEventCode)nParameter2;

	if((aKeyEvent==NULL)||(m_bIsIMActive==FALSE)||(m_pSentenceEnglish==NULL)||(m_pDictionaryEnglish==NULL))
	{
		goto FuncExit;
	}
	

	keyCode = aKeyEvent->iCode;

	switch (keyCode)
	{
	case '1':
		if(m_pSentenceEnglish->szDigi[0]!=0)
		{
			m_bSelectMode=TRUE;
			m_peQTapCtrl->FreshSEWindow();
			response=EKeyWasConsumed;
		}
		else
		{
			response = EKeyWasConsumed;
		}
		break;
	case '0':
	case '2':
	case '3':
	case '4':
	case '5':
	case '6':
	case '7':
	case '8':
	case '9':
	case '*':
	case '#':
//		printf( "Enter Key Proc\n" );
 		if (!m_peQTapCtrl->IsInlineEditTrans())
		{ 
			m_peQTapCtrl->StartInlineEdit(KNullDesC, 0, TRUE);
		}
//		printf( "StartInlineEdit \n" );
		//先判断窗口是否打开
		if(m_peQTapCtrl->GetWindowVisibleState()==FALSE)
		{
			ActiveSEWindow(TRUE);
		}
//		printf( "ActiveSEWindow \n" );

		if (m_bSelectMode)       //是选择模式，数字作为选择
		{
			OfferKeyEventInOKModeENL(keyCode);
		}
		else
		{
			if(m_pSentenceEnglish==NULL || m_pDictionaryEnglish==NULL)
			{
				return EKeyWasNotConsumed;
			}
			NEXTAP_AddDigi2SentenceEN(m_pSentenceEnglish,m_pDictionaryEnglish,keyCode);
//			printf( "NEXTAP_AddDigi2SentenceEN \n" );
//			CurrentChange ();	
//			printf( "CurrentChange \n" );
		}
		m_peQTapCtrl->FreshSEWindow();
//		printf( "FreshSEWindow \n" );
		response=EKeyWasConsumed;
		break;
	case EKeyBackspace:
		if(m_bSelectMode==TRUE)
		{
			response = EKeyWasConsumed;
			nReturn = response;
			goto FuncExit;
		}
		if(m_pSentenceEnglish->szDigi[0]==0)        //没有输入
		{
			response=EKeyWasNotConsumed;
		}
		else
		{

			NEXTAP_DelDigiFSentenceEN(m_pSentenceEnglish,m_pDictionaryEnglish);
			if(m_pSentenceEnglish->szDigi[0]==0)
			{
				ResetValue();
				m_peQTapCtrl->CommitInlineEdit(TRUE);
			}
			m_peQTapCtrl->FreshSEWindow();
			m_bSelectMode=FALSE;
			response=EKeyWasConsumed;
		}
		break;
	case EKeyLeftArrow:
//		response=OnKeyMoveLeft(aKeyEvent);// to be modify later
		break;
	case EKeyRightArrow:		
//		response=OnKeyMoveRight(aKeyEvent);// to be modify later
		break;
	case EKeyUpArrow:
		response=OnKeyMoveUp(*aKeyEvent);
		break;			
	case EKeyDownArrow:
		response=OnKeyMoveDown(*aKeyEvent);
		break;
	case EKeyOK:
		if(m_pSentenceEnglish->szDigi[0]!=0)
		{
			response=OfferKeyEventInOKModeENL('7');
			response = EKeyWasConsumed;
			ActiveSEWindow(TRUE);
			m_peQTapCtrl->FreshSEWindow();
		}
		else
		{
			ActiveSEWindow(FALSE);
			response = EKeyWasConsumed;
		}
		break;
	}
	nReturn =response;
FuncExit:
	return nReturn;
}
int CeQTapSmartEnglish::OnDrawIMWindow()
{
	int nReturn = 0;

	return nReturn;
}

CeQTapSmartEnglish* CeQTapSmartEnglish::NewL(CeQTapControl* pControl)
{
	CeQTapSmartEnglish* self = new(ELeave)CeQTapSmartEnglish(pControl);
	CleanupStack::PushL(self);
	self->ConstructL();
	CleanupStack::Pop();	// self
	return self;
}

CeQTapSmartEnglish::CeQTapSmartEnglish(CeQTapControl* pControl)
:	m_pDictionaryEnglish(NULL),
	m_pSentenceEnglish(NULL),
	m_bSelectMode(FALSE),
	m_bKeyMode(ENoMove)
{
	m_peQTapCtrl = pControl;
	m_bIsIMActive = FALSE;
}

void CeQTapSmartEnglish::ConstructL()
{
}

void CeQTapSmartEnglish::OpenDictionary()
{
	int nSize =0;
	
	if (NEXTAP_GetSentenceBufferSize()>NEXTAP_GetSentenceBufferSizeEN())
	{
			nSize=NEXTAP_GetSentenceBufferSize();
	}
	else
	{
			nSize=NEXTAP_GetSentenceBufferSizeEN();
	}

	m_pSentenceEnglish = (OUTBUFFER*)malloc(nSize);
	if (m_pSentenceEnglish==NULL)
	{
		/*we should do something here*/
	}
	m_pSentenceEnglish->szDigi[0]=0;

	m_pSentenceEnglish->nNextPredictCharNumber = 0;
    m_pSentenceEnglish->szAllInput[0] = 0;	

#ifdef __WINS__
	m_pDictionaryEnglish= (int*)PATTREE_LoadStaticDic((const unsigned short *)L"z:\\system\\fep\\dic_en.bin",NULL);
#else
	m_pDictionaryEnglish= (int*)PATTREE_LoadStaticDic((const unsigned short *)L"c:\\system\\fep\\dic_en.bin",NULL);
#endif
	if (m_pDictionaryEnglish==NULL)   //
	{
		/*we should do something here*/
	}
}

TKeyResponse CeQTapSmartEnglish::OfferKeyEventInOKModeENL(TUint keyCode)
{
	int Select;
	TBuf<32> iWholeSentence;
	TKeyResponse response = EKeyWasNotConsumed;

	switch (keyCode)
	{
		case '7':
			Select = 0;
			break;
		case '8':
			Select = 1;
			break;
		case '9':
			Select = 2;
			break;
		case '*':
			Select = 3;
			break;
		case '0':
			Select = 4;
			break;
		case '#':
			Select = 5;
			break;
		default:
			response = EKeyWasConsumed;
			goto FuncExit;
			break;
	}

	//提交选择	
#ifdef ENGLISH_UNIFIED		
	iWholeSentence.Format(_L("%s "),m_pSentenceEnglish->pszUnifiedCand[Select]);
#else
	iWholeSentence.Format(_L("%s "),m_pSentenceEnglish->pszCand[Select]);
#endif

	m_peQTapCtrl->UpdateInlineEditL(iWholeSentence,iWholeSentence.Length());
	m_peQTapCtrl->CommitInlineEdit(TRUE);
					
	//调整词频
	NEXTAP_ChooseCandPredictEN(m_pSentenceEnglish, m_pDictionaryEnglish,Select, TRUE ,0);
	NEXTAP_ResetSentenceEN(m_pSentenceEnglish, m_pDictionaryEnglish, m_pSentenceEnglish->IMMethod, MAXCAND*2 , MAXCAND*2);
	ResetValue();
	m_bSelectMode = FALSE;
	m_bKeyMode = ENoMove;
	
FuncExit:
	return EKeyWasNotConsumed;
}
void CeQTapSmartEnglish::ResetValue()
{
	if(m_pSentenceEnglish!=NULL)
	{
		m_pSentenceEnglish->szPinyin [0]=0;
		m_pSentenceEnglish->szCurWordPinyin[0]=0;
	}
}
void CeQTapSmartEnglish::ActiveSEWindow(TBool aActive)
{

	TPoint fepControlPos;
	RWindow& window = m_peQTapCtrl->GetRWindow();

/*
	fepControlPos.iX=0;
	fepControlPos.iY=162;
	SetExtent(fepControlPos, TSize(176,45));
	window.SetExtent(fepControlPos, TSize(176,45));
*/
	fepControlPos.iX=0;
	fepControlPos.iY=191;
	SetExtent(fepControlPos, TSize(176,16));
	window.SetExtent(fepControlPos, TSize(176,16));

  if (aActive == TRUE)  //打开输入法窗口	
	{
		window.SetVisible(ETrue);
		m_peQTapCtrl->SetWindowVisibleState(TRUE);
	}
	else                 //关闭输入法窗口
	{
		window.SetVisible(EFalse);
		m_peQTapCtrl->SetWindowVisibleState(FALSE);
	}

}
void CeQTapSmartEnglish::SwitchToSmartEnglish()
{
	if(m_pSentenceEnglish==NULL)
	{
		OpenDictionary();
	}
	ResetValue();
	NEXTAP_ResetSentenceEN(m_pSentenceEnglish, m_pDictionaryEnglish, PATTREE_EN_LOWERCASE,MAXCAND*2,MAXCAND*2);
	ActiveSEWindow(EFalse);
	m_bKeyMode     = ENoMove;
	m_bSelectMode  = EFalse;
}
void CeQTapSmartEnglish::DrawSmartEnglish() const
{
	CWindowGc& gc = SystemGc();
	TRect  rect  = Rect();
	TRect  tmpRect;
	TBuf<32> prompt;
	TBuf<5>  signalWord;
	TBuf<64> sentenceWord;
	TInt pos = 0;
	TInt sentencePos = 0;
	
	
	gc.Clear();

	gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
	gc.SetPenStyle(CGraphicsContext::ENullPen);

/*
	//画上面的两个部分
	tmpRect.SetRect(0,0,rect.Width(),29);
	gc.SetBrushColor(DISPLAYBRUSHCOLOR);
	gc.DrawRect(tmpRect);
*/

	//画下面的被选
	tmpRect=rect;
//	tmpRect.SetRect(0,18,rect.Width(),rect.Height());
	tmpRect.SetRect(0,0,rect.Width(),rect.Height());