pinyin.c

详细的MiniGUI源代码

static BOOL 
IsBackSpace(
	char ch
);


static BOOL 
IsNumeric(
	char ch
);


static void 
ReCalMatchHZChars();


static void 
ReCalListChars();


LGUIIme pinyinIme = {
	IME_STATUS_PINYIN,
	TASKBAR_IMEBMP_PINYIN,
	InitIme_pinyin,
	DestroyIme_pinyin,
	ResetIme_pinyin,
	CharArrived_pinyin,
	FillBackwardSelection_pinyin,
	FillForwardSelection_pinyin,
	0
};


static BOOL
InitIme_pinyin()
{

	memset(&imeDataTable, 0, sizeof(ImeDataTable));
	return true;
}


static void
DestroyIme_pinyin()
{
	return;
}


static void
ResetIme_pinyin()
{
	memset(&imeDataTable, 0, sizeof(ImeDataTable));
}


static BOOL 
CharArrived_pinyin(
	char ch
)	
{
	char charBuffer[4];
	char* pRes;
	int iIndex;
	if(IsBackSpace(ch)){
		if(imeDataTable.iTotalInputChars == 0){
			//SendMessage(hWndFocus,MSG_KEYDOWN,SCANCODE_BACKSPACE,(LPARAM)NULL);
			SendKeyDown2Client(SCANCODE_BACKSPACE);
		}
		else{
			imeDataTable.iTotalInputChars -- ;
			imeDataTable.pTotalInputChars[imeDataTable.iTotalInputChars] = 0;
			ReCalMatchHZChars();
			ReCalListChars();
		}
	}
	else if(IsNumeric(ch)){
		//select a chinese charater
		iIndex = ch - 0x30;
		if(iIndex + imeDataTable.iBeginPos > imeDataTable.iTotalHZChars){
			memset(imeDataTable.pCurSelected,0,3);
			return true;
		}
		else{
			iIndex = (imeDataTable.iBeginPos + iIndex) * 2;
			imeDataTable.pCurSelected[0] = imeDataTable.pTotalHZChars[iIndex];
			imeDataTable.pCurSelected[1] = imeDataTable.pTotalHZChars[iIndex+1];
			imeDataTable.pCurSelected[2] = 0;
			strcpy(charBuffer, imeDataTable.pCurSelected);	
			SendString2Client(charBuffer);
			//SendMessage(hWndFocus,MSG_CHAR,(WPARAM)charBuffer,(LPARAM)NULL);
			
			imeDataTable.pListChars[0] = 0;
			imeDataTable.iTotalInputChars = 0;
			imeDataTable.pTotalInputChars[0] = 0;
			imeDataTable.iTotalHZChars = 0;
			imeDataTable.pTotalHZChars[0] =0;
			imeDataTable.iBeginPos = 0;	
		}
	}
	else{//

		imeDataTable.pTotalInputChars[imeDataTable.iTotalInputChars] = ch;
		imeDataTable.iTotalInputChars ++;
		imeDataTable.pTotalInputChars[imeDataTable.iTotalInputChars] = 0;
		ReCalMatchHZChars();
		ReCalListChars();
	}
	return true;
}

static void
FillBackwardSelection_pinyin()
{
	if(imeDataTable.iBeginPos == 0)
		return;
	else
		imeDataTable.iBeginPos -= FRAME_CHARS;
	ReCalListChars();

}


static void
FillForwardSelection_pinyin()
{
	if(imeDataTable.iBeginPos + FRAME_CHARS > imeDataTable.iTotalHZChars)
		return;
	else
		imeDataTable.iBeginPos += FRAME_CHARS;
	ReCalListChars();

}


static char*
GetMatchHZString(
	char* pString
)
{
	int i;
	for(i=0;i<MAX_ITEMS;i++){
		if(strcmp(pString, codeTable[i].pPinyin)==0)
			return codeTable[i].pHanzi;
	}
	return NULL;
}


static BOOL 
IsBackSpace(
	char ch
)
{
	if(ch == 8)
		return true;
	else
		return false;
}

static BOOL 
IsNumeric(
	char ch
)
{
	if((ch >= '0') && (ch <='9'))
		return true;
	else
		return false;

}


static void 
ReCalMatchHZChars()
{

	char* pRes;
	char buffer[10];
	strcpy(buffer,imeDataTable.pTotalInputChars);
	//printf("%s\n",buffer);
	pRes = GetMatchHZString(buffer);
	if(!pRes){
		
		imeDataTable.iTotalHZChars = 0;
		imeDataTable.pTotalHZChars[0] = 0;
	}
	else{
		strcpy(imeDataTable.pTotalHZChars,pRes);
		imeDataTable.iTotalHZChars = strlen(imeDataTable.pTotalHZChars);
	}
	imeDataTable.iBeginPos = 0;
	imeDataTable.pReturnHZChars[0] = 0;
	imeDataTable.pCurSelected[0] =0;
	imeDataTable.pListChars[0] = 0;
	
}


static void 
ReCalListChars()
{
	int i;
	char* pListString;
	//according iBeginPos
	pListString = imeDataTable.pListChars;
	//printf("%s\n",imeDataTable.pTotalHZChars);
	for(i = 0; i<FRAME_CHARS; i++){
		if(imeDataTable.iBeginPos + i >= imeDataTable.iTotalHZChars/2 - 1)
			break;
		
			
		pListString[0] = i+0x30;

		pListString[1] = imeDataTable.pTotalHZChars[(imeDataTable.iBeginPos+i) * 2];
		pListString[2] = imeDataTable.pTotalHZChars[(imeDataTable.iBeginPos+i) * 2 + 1];
		
		pListString[3] = ' ';
		pListString += 4;
	}
	*pListString = 0;
	//printf("%s\n",imeDataTable.pListChars);	
		
}