windows-nt/Source/XPSP1/NT/windows/feime/usa/notify.c
2020-09-26 16:20:57 +08:00

501 lines
14 KiB
C

/*************************************************
* notify.c *
* *
* Copyright (C) 1999 Microsoft Inc. *
* *
*************************************************/
#include <windows.h>
#include <immdev.h>
#include "imeattr.h"
#include "imedefs.h"
/**********************************************************************/
/* GenerateMessage() */
/**********************************************************************/
void PASCAL GenerateMessage(
HIMC hIMC,
LPINPUTCONTEXT lpIMC,
LPPRIVCONTEXT lpImcP)
{
if (!hIMC) {
return;
} else if (!lpIMC) {
return;
} else if (!lpImcP) {
return;
} else if (lpImcP->fdwImeMsg & MSG_IN_IMETOASCIIEX) {
return;
} else {
}
lpIMC->dwNumMsgBuf += TranslateImeMessage(NULL, lpIMC, lpImcP);
lpImcP->fdwImeMsg &= (MSG_STATIC_STATE);
lpImcP->fdwGcsFlag = 0;
ImmGenerateMessage(hIMC);
return;
}
/**********************************************************************/
/* SetString() */
/* Return Value: */
/* TRUE - successful, FALSE - failure */
/**********************************************************************/
BOOL PASCAL SetString(
HIMC hIMC,
LPINPUTCONTEXT lpIMC,
LPCOMPOSITIONSTRING lpCompStr,
LPPRIVCONTEXT lpImcP,
LPTSTR lpszRead,
DWORD dwReadLen)
{
LPGUIDELINE lpGuideLine;
DWORD i;
// convert from byte count to the string length
dwReadLen = dwReadLen / sizeof(TCHAR);
if (dwReadLen > lpImeL->nMaxKey * sizeof(WCHAR) / sizeof(TCHAR)) {
return (FALSE);
}
InitCompStr(lpCompStr);
ClearCand(lpIMC);
/*
lpGuideLine = (LPGUIDELINE)ImmLockIMCC(lpIMC->hGuideLine);
if (lpGuideLine) {
InitGuideLine(lpGuideLine);
ImmUnlockIMCC(lpIMC->hGuideLine);
}
*/
// compoition/reading attribute
lpCompStr->dwCompReadAttrLen = dwReadLen;
lpCompStr->dwCompAttrLen = lpCompStr->dwCompReadAttrLen;
// The IME has converted these chars
for (i = 0; i < dwReadLen; i++) {
*((LPBYTE)lpCompStr + lpCompStr->dwCompReadAttrOffset + i) =
ATTR_TARGET_CONVERTED;
}
// composition/reading clause, 1 clause only
lpCompStr->dwCompReadClauseLen = 2 * sizeof(DWORD);
lpCompStr->dwCompClauseLen = lpCompStr->dwCompReadClauseLen;
*(LPDWORD)((LPBYTE)lpCompStr + lpCompStr->dwCompReadClauseOffset +
sizeof(DWORD)) = dwReadLen;
lpCompStr->dwCompReadStrLen = dwReadLen;
lpCompStr->dwCompStrLen = lpCompStr->dwCompReadStrLen;
CopyMemory((LPBYTE)lpCompStr + lpCompStr->dwCompReadStrOffset, lpszRead,
dwReadLen * sizeof(TCHAR) + sizeof(TCHAR));
// dlta start from 0;
lpCompStr->dwDeltaStart = 0;
// cursor is next to composition string
lpCompStr->dwCursorPos = lpCompStr->dwCompStrLen;
lpCompStr->dwResultReadClauseLen = 0;
lpCompStr->dwResultReadStrLen = 0;
lpCompStr->dwResultClauseLen = 0;
lpCompStr->dwResultStrLen = 0;
// set private input context
lpImcP->iImeState = CST_INPUT;
if (lpImcP->fdwImeMsg & MSG_ALREADY_OPEN) {
lpImcP->fdwImeMsg = (lpImcP->fdwImeMsg | MSG_CLOSE_CANDIDATE) &
~(MSG_OPEN_CANDIDATE|MSG_CHANGE_CANDIDATE);
}
if (!(lpImcP->fdwImeMsg & MSG_ALREADY_START)) {
lpImcP->fdwImeMsg = (lpImcP->fdwImeMsg | MSG_START_COMPOSITION) &
~(MSG_END_COMPOSITION);
}
lpImcP->fdwImeMsg |= MSG_COMPOSITION;
lpImcP->dwCompChar = (DWORD)lpImeL->wSeq2CompTbl[
lpImcP->bSeq[lpCompStr->dwCompReadStrLen / 2 - 1]];
lpImcP->fdwGcsFlag = GCS_COMPREAD|GCS_COMP|
GCS_DELTASTART|GCS_CURSORPOS;
lpImcP->fdwImeMsg |= MSG_GUIDELINE;
if (lpIMC->fdwConversion & IME_CMODE_EUDC) {
if (lpCompStr->dwCompReadStrLen >= sizeof(WORD) * lpImeL->nMaxKey) {
lpImcP->fdwImeMsg |= MSG_COMPOSITION;
lpImcP->fdwGcsFlag |= GCS_RESULTREAD|GCS_RESULTSTR;
}
} else {
if (dwReadLen < sizeof(WCHAR) / sizeof(TCHAR) * lpImeL->nMaxKey) {
}
}
GenerateMessage(hIMC, lpIMC, lpImcP);
return (TRUE);
}
/**********************************************************************/
/* CompCancel() */
/**********************************************************************/
void PASCAL CompCancel(
HIMC hIMC,
LPINPUTCONTEXT lpIMC)
{
LPPRIVCONTEXT lpImcP;
if (!lpIMC->hPrivate) {
return;
}
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
return;
}
lpImcP->fdwGcsFlag = 0;
if (lpImcP->fdwImeMsg & (MSG_ALREADY_START|MSG_START_COMPOSITION)) {
LPCOMPOSITIONSTRING lpCompStr;
lpCompStr = (LPCOMPOSITIONSTRING)ImmLockIMCC(lpIMC->hCompStr);
CompEscapeKey(lpIMC, lpCompStr, lpImcP);
if (lpCompStr) {
ImmUnlockIMCC(lpIMC->hCompStr);
}
} else {
ImmUnlockIMCC(lpIMC->hPrivate);
return;
}
GenerateMessage(hIMC, lpIMC, lpImcP);
ImmUnlockIMCC(lpIMC->hPrivate);
return;
}
/**********************************************************************/
/* ImeSetCompositionString() */
/* Return Value: */
/* TRUE - successful, FALSE - failure */
/**********************************************************************/
BOOL WINAPI ImeSetCompositionString(
HIMC hIMC,
DWORD dwIndex,
LPVOID lpComp,
DWORD dwCompLen,
LPVOID lpRead,
DWORD dwReadLen)
{
LPINPUTCONTEXT lpIMC;
LPCOMPOSITIONSTRING lpCompStr;
LPPRIVCONTEXT lpImcP;
BOOL fRet;
TCHAR szReading[16];
if (!hIMC) {
return (FALSE);
}
// composition string must == reading string
// reading is more important
if (!dwReadLen) {
dwReadLen = dwCompLen;
}
// composition string must == reading string
// reading is more important
if (!lpRead) {
lpRead = lpComp;
}
if (!dwReadLen) {
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return (FALSE);
}
CompCancel(hIMC, lpIMC);
ImmUnlockIMC(hIMC);
return (TRUE);
} else if (!lpRead) {
return (FALSE);
} else if (dwReadLen >= sizeof(szReading)) {
return (FALSE);
} else if (!dwCompLen) {
} else if (!lpComp) {
} else if (dwReadLen != dwCompLen) {
return (FALSE);
} else if (lpRead == lpComp) {
} else if (!lstrcmp(lpRead, lpComp)) {
// composition string must == reading string
} else {
// composition string != reading string
return (FALSE);
}
if (dwIndex != SCS_SETSTR) {
return (FALSE);
}
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return (FALSE);
}
fRet = FALSE;
if ((lpIMC->fdwConversion & (IME_CMODE_NATIVE|IME_CMODE_SYMBOL)) !=
IME_CMODE_NATIVE) {
goto ImeSetCompStrUnlockIMC;
}
lpCompStr = (LPCOMPOSITIONSTRING)ImmLockIMCC(lpIMC->hCompStr);
if (!lpCompStr) {
goto ImeSetCompStrUnlockIMC;
}
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
goto ImeSetCompStrUnlockCompStr;
}
if (*(LPTSTR)((LPBYTE)lpRead + dwReadLen) != '\0') {
CopyMemory(szReading, (LPBYTE)lpRead, dwReadLen);
lpRead = szReading;
*(LPTSTR)((LPBYTE)lpRead + dwReadLen) = '\0';
}
fRet = SetString(
hIMC, lpIMC, lpCompStr, lpImcP, lpRead, dwReadLen);
ImmUnlockIMCC(lpIMC->hPrivate);
ImeSetCompStrUnlockCompStr:
ImmUnlockIMCC(lpIMC->hCompStr);
ImeSetCompStrUnlockIMC:
ImmUnlockIMC(hIMC);
return (fRet);
}
/**********************************************************************/
/* GenerateImeMessage() */
/**********************************************************************/
void PASCAL GenerateImeMessage(
HIMC hIMC,
LPINPUTCONTEXT lpIMC,
DWORD fdwImeMsg)
{
LPPRIVCONTEXT lpImcP;
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
return;
}
lpImcP->fdwImeMsg |= fdwImeMsg;
if (fdwImeMsg & MSG_CLOSE_CANDIDATE) {
lpImcP->fdwImeMsg &= ~(MSG_OPEN_CANDIDATE|MSG_CHANGE_CANDIDATE);
} else if (fdwImeMsg & (MSG_OPEN_CANDIDATE|MSG_CHANGE_CANDIDATE)) {
lpImcP->fdwImeMsg &= ~(MSG_CLOSE_CANDIDATE);
} else {
}
if (fdwImeMsg & MSG_END_COMPOSITION) {
lpImcP->fdwImeMsg &= ~(MSG_START_COMPOSITION);
} else if (fdwImeMsg & MSG_START_COMPOSITION) {
lpImcP->fdwImeMsg &= ~(MSG_END_COMPOSITION);
} else {
}
GenerateMessage(hIMC, lpIMC, lpImcP);
ImmUnlockIMCC(lpIMC->hPrivate);
return;
}
/**********************************************************************/
/* CompComplete() */
/**********************************************************************/
void PASCAL CompComplete(
HIMC hIMC,
LPINPUTCONTEXT lpIMC)
{
LPPRIVCONTEXT lpImcP;
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
return;
}
if (lpImcP->iImeState == CST_INIT) {
// can not do any thing
CompCancel(hIMC, lpIMC);
} else if (lpImcP->iImeState == CST_CHOOSE) {
LPCOMPOSITIONSTRING lpCompStr;
LPCANDIDATEINFO lpCandInfo;
lpCompStr = (LPCOMPOSITIONSTRING)ImmLockIMCC(lpIMC->hCompStr);
lpCandInfo = (LPCANDIDATEINFO)ImmLockIMCC(lpIMC->hCandInfo);
if (lpCandInfo) {
LPCANDIDATELIST lpCandList;
lpCandList = (LPCANDIDATELIST)((LPBYTE)lpCandInfo +
lpCandInfo->dwOffset[0]);
SelectOneCand(
hIMC, lpIMC, lpCompStr, lpImcP, lpCandList);
ImmUnlockIMCC(lpIMC->hCandInfo);
GenerateMessage(hIMC, lpIMC, lpImcP);
}
if (lpCompStr) ImmUnlockIMCC(lpIMC->hCompStr);
} else if ((lpIMC->fdwConversion & (IME_CMODE_NATIVE|
IME_CMODE_EUDC|IME_CMODE_SYMBOL)) != IME_CMODE_NATIVE) {
CompCancel(hIMC, lpIMC);
} else if (lpImcP->iImeState == CST_INPUT) {
LPCOMPOSITIONSTRING lpCompStr;
LPGUIDELINE lpGuideLine;
LPCANDIDATEINFO lpCandInfo;
lpCompStr = (LPCOMPOSITIONSTRING)ImmLockIMCC(lpIMC->hCompStr);
lpGuideLine = (LPGUIDELINE)ImmLockIMCC(lpIMC->hGuideLine);
CompWord(
' ', hIMC, lpIMC, lpCompStr, lpGuideLine, lpImcP);
if (lpImcP->iImeState == CST_INPUT) {
CompCancel(hIMC, lpIMC);
} else if (lpImcP->iImeState != CST_CHOOSE) {
} else if (lpCandInfo = (LPCANDIDATEINFO)ImmLockIMCC(
lpIMC->hCandInfo)) {
LPCANDIDATELIST lpCandList;
lpCandList = (LPCANDIDATELIST)((LPBYTE)lpCandInfo +
lpCandInfo->dwOffset[0]);
SelectOneCand(
hIMC, lpIMC, lpCompStr, lpImcP, lpCandList);
ImmUnlockIMCC(lpIMC->hCandInfo);
} else {
}
if (lpCompStr) ImmUnlockIMCC(lpIMC->hCompStr);
if (lpGuideLine) ImmUnlockIMCC(lpIMC->hGuideLine);
// don't phrase predition under this case
if (lpImcP->fdwImeMsg & MSG_ALREADY_OPEN) {
lpImcP->fdwImeMsg = (lpImcP->fdwImeMsg | MSG_CLOSE_CANDIDATE) &
~(MSG_OPEN_CANDIDATE|MSG_CHANGE_CANDIDATE);
} else {
lpImcP->fdwImeMsg &= ~(MSG_CLOSE_CANDIDATE|MSG_OPEN_CANDIDATE);
}
GenerateMessage(hIMC, lpIMC, lpImcP);
} else {
CompCancel(hIMC, lpIMC);
}
ImmUnlockIMCC(lpIMC->hPrivate);
return;
}
/**********************************************************************/
/* NotifyIME() / UniNotifyIME() */
/* Return Value: */
/* TRUE - successful, FALSE - failure */
/**********************************************************************/
BOOL WINAPI NotifyIME(
HIMC hIMC,
DWORD dwAction,
DWORD dwIndex,
DWORD dwValue)
{
LPINPUTCONTEXT lpIMC;
BOOL fRet;
fRet = FALSE;
if (!hIMC) {
return (fRet);
}
switch (dwAction) {
case NI_CONTEXTUPDATED:
switch (dwValue) {
case IMC_SETCONVERSIONMODE:
case IMC_SETSENTENCEMODE:
case IMC_SETOPENSTATUS:
break; // need to handle it
case IMC_SETCANDIDATEPOS:
case IMC_SETCOMPOSITIONFONT:
case IMC_SETCOMPOSITIONWINDOW:
return (TRUE); // not important to the IME
default:
return (fRet); // not supported
}
break;
case NI_COMPOSITIONSTR:
switch (dwIndex) {
case CPS_COMPLETE:
break; // need to handle it
case CPS_CONVERT: // all composition string can not be convert
case CPS_REVERT: // any more, it maybe work for some
// intelligent phonetic IMEs
return (fRet);
case CPS_CANCEL:
break; // need to handle it
default:
return (fRet); // not supported
}
break; // need to handle it
default:
return (fRet); // not supported
}
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return (fRet);
}
fRet = TRUE;
switch (dwAction) {
case NI_COMPOSITIONSTR:
switch (dwIndex) {
case CPS_CANCEL:
CompCancel(hIMC, lpIMC);
break;
case CPS_COMPLETE:
CompComplete(
hIMC, lpIMC);
break;
default:
break;
}
break;
default:
break;
}
ImmUnlockIMC(hIMC);
return (fRet);
}