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reactos/win32ss/user/ntuser/ime.c
Katayama Hirofumi MZ 4aff629302
[IMM32][NTUSER][SDK] Add ImmCallImeConsoleIME (#5271) 
- Add <jpnvkeys.h>.
- Add imm32!ImmCallImeConsoleIME.
CORE-11700
2023-05-10 14:04:01 +09:00

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Win32k subsystem
* PURPOSE: Input Method Editor and Input Method Manager support
* FILE: win32ss/user/ntuser/ime.c
* PROGRAMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
* Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
*/
#include <win32k.h>
#include <jpnvkeys.h>
DBG_DEFAULT_CHANNEL(UserMisc);
#define INVALID_THREAD_ID ((ULONG)-1)
#define INVALID_HOTKEY ((UINT)-1)
#define MOD_KEYS (MOD_CONTROL | MOD_SHIFT | MOD_ALT | MOD_WIN)
#define MOD_LEFT_RIGHT (MOD_LEFT | MOD_RIGHT)
#define LANGID_CHINESE_SIMPLIFIED MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_SIMPLIFIED)
#define LANGID_JAPANESE MAKELANGID(LANG_JAPANESE, SUBLANG_DEFAULT)
#define LANGID_KOREAN MAKELANGID(LANG_KOREAN, SUBLANG_KOREAN)
#define LANGID_CHINESE_TRADITIONAL MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL)
#define LANGID_NEUTRAL MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL)
HIMC ghIMC = NULL;
BOOL gfImeOpen = (BOOL)-1;
DWORD gdwImeConversion = (DWORD)-1;
BOOL gfIMEShowStatus = (BOOL)-1;
typedef struct tagIMEHOTKEY
{
struct tagIMEHOTKEY *pNext;
DWORD dwHotKeyId;
UINT uVirtualKey;
UINT uModifiers;
HKL hKL;
} IMEHOTKEY, *PIMEHOTKEY;
PIMEHOTKEY gpImeHotKeyList = NULL; // Win: gpImeHotKeyListHeader
LCID glcidSystem = 0; // Win: glcidSystem
// Win: GetAppImeCompatFlags
DWORD FASTCALL IntGetImeCompatFlags(PTHREADINFO pti)
{
if (!pti)
pti = PsGetCurrentThreadWin32Thread();
return pti->ppi->dwImeCompatFlags;
}
// Win: GetLangIdMatchLevel
UINT FASTCALL IntGetImeHotKeyLanguageScore(HKL hKL, LANGID HotKeyLangId)
{
LCID lcid;
if (HotKeyLangId == LANGID_NEUTRAL || HotKeyLangId == LOWORD(hKL))
return 3;
_SEH2_TRY
{
lcid = NtCurrentTeb()->CurrentLocale;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", NtCurrentTeb());
lcid = MAKELCID(LANGID_NEUTRAL, SORT_DEFAULT);
}
_SEH2_END;
if (HotKeyLangId == LANGIDFROMLCID(lcid))
return 2;
if (glcidSystem == 0)
ZwQueryDefaultLocale(FALSE, &glcidSystem);
if (HotKeyLangId == LANGIDFROMLCID(glcidSystem))
return 1;
return 0;
}
// Win: GetActiveHKL
HKL FASTCALL IntGetActiveKeyboardLayout(VOID)
{
PTHREADINFO pti;
if (gpqForeground && gpqForeground->spwndActive)
{
pti = gpqForeground->spwndActive->head.pti;
if (pti && pti->KeyboardLayout)
return pti->KeyboardLayout->hkl;
}
return UserGetKeyboardLayout(0);
}
// Win: GetHotKeyLangID
static LANGID FASTCALL IntGetImeHotKeyLangId(DWORD dwHotKeyId)
{
#define IME_CHOTKEY 0x10
#define IME_JHOTKEY 0x30
#define IME_KHOTKEY 0x50
#define IME_THOTKEY 0x70
#define IME_XHOTKEY 0x90
static const LANGID s_array[] =
{
/* 0x00 */ (WORD)-1,
/* 0x10 */ LANGID_CHINESE_SIMPLIFIED,
/* 0x20 */ LANGID_CHINESE_SIMPLIFIED,
/* 0x30 */ LANGID_JAPANESE,
/* 0x40 */ LANGID_JAPANESE,
/* 0x50 */ LANGID_KOREAN,
/* 0x60 */ LANGID_KOREAN,
/* 0x70 */ LANGID_CHINESE_TRADITIONAL,
/* 0x80 */ LANGID_CHINESE_TRADITIONAL
};
if (IME_CHOTKEY <= dwHotKeyId && dwHotKeyId < IME_XHOTKEY)
return s_array[(dwHotKeyId & 0xF0) >> 4];
return LANGID_NEUTRAL;
}
// Win: AddImeHotKey
static VOID FASTCALL IntAddImeHotKey(PIMEHOTKEY *ppList, PIMEHOTKEY pHotKey)
{
PIMEHOTKEY pNode;
if (!*ppList)
{
*ppList = pHotKey;
return;
}
for (pNode = *ppList; pNode; pNode = pNode->pNext)
{
if (!pNode->pNext)
{
pNode->pNext = pHotKey;
return;
}
}
}
// Win: FindImeHotKeyByID
static PIMEHOTKEY FASTCALL IntGetImeHotKeyById(PIMEHOTKEY pList, DWORD dwHotKeyId)
{
PIMEHOTKEY pNode;
for (pNode = pList; pNode; pNode = pNode->pNext)
{
if (pNode->dwHotKeyId == dwHotKeyId)
return pNode;
}
return NULL;
}
// Win: FindImeHotKeyByKeyWithLang
static PIMEHOTKEY APIENTRY
IntGetImeHotKeyByKeyAndLang(PIMEHOTKEY pList, UINT uModKeys, UINT uLeftRight,
UINT uVirtualKey, LANGID TargetLangId)
{
PIMEHOTKEY pNode;
LANGID LangID;
UINT uModifiers;
for (pNode = pList; pNode; pNode = pNode->pNext)
{
if (pNode->uVirtualKey != uVirtualKey)
continue;
LangID = IntGetImeHotKeyLangId(pNode->dwHotKeyId);
if (LangID != TargetLangId && LangID != 0)
continue;
uModifiers = pNode->uModifiers;
if (uModifiers & MOD_IGNORE_ALL_MODIFIER)
return pNode;
if ((uModifiers & MOD_KEYS) != uModKeys)
continue;
if ((uModifiers & uLeftRight) || (uModifiers & MOD_LEFT_RIGHT) == uLeftRight)
return pNode;
}
return NULL;
}
// Win: DeleteImeHotKey
static VOID FASTCALL IntDeleteImeHotKey(PIMEHOTKEY *ppList, PIMEHOTKEY pHotKey)
{
PIMEHOTKEY pNode;
if (*ppList == pHotKey)
{
*ppList = pHotKey->pNext;
ExFreePoolWithTag(pHotKey, USERTAG_IMEHOTKEY);
return;
}
for (pNode = *ppList; pNode; pNode = pNode->pNext)
{
if (pNode->pNext == pHotKey)
{
pNode->pNext = pHotKey->pNext;
ExFreePoolWithTag(pHotKey, USERTAG_IMEHOTKEY);
return;
}
}
}
// Win: FindImeHotKeyByKey
PIMEHOTKEY
IntGetImeHotKeyByKey(PIMEHOTKEY pList, UINT uModKeys, UINT uLeftRight, UINT uVirtualKey)
{
PIMEHOTKEY pNode, ret = NULL;
PTHREADINFO pti = GetW32ThreadInfo();
LANGID LangId;
HKL hKL = IntGetActiveKeyboardLayout();
BOOL fKorean = (PRIMARYLANGID(LOWORD(hKL)) == LANG_KOREAN);
UINT nScore, nMaxScore = 0;
for (pNode = pList; pNode; pNode = pNode->pNext)
{
if (pNode->uVirtualKey != uVirtualKey)
continue;
if ((pNode->uModifiers & MOD_IGNORE_ALL_MODIFIER))
{
;
}
else if ((pNode->uModifiers & MOD_KEYS) != uModKeys)
{
continue;
}
else if ((pNode->uModifiers & uLeftRight) ||
(pNode->uModifiers & MOD_LEFT_RIGHT) == uLeftRight)
{
;
}
else
{
continue;
}
LangId = IntGetImeHotKeyLangId(pNode->dwHotKeyId);
nScore = IntGetImeHotKeyLanguageScore(hKL, LangId);
if (nScore >= 3)
return pNode;
if (fKorean)
continue;
if (nScore == 0)
{
if (pNode->dwHotKeyId == IME_CHOTKEY_IME_NONIME_TOGGLE ||
pNode->dwHotKeyId == IME_THOTKEY_IME_NONIME_TOGGLE)
{
if (LOWORD(pti->hklPrev) == LangId)
return pNode;
}
}
if (nMaxScore < nScore)
{
nMaxScore = nScore;
ret = pNode;
}
}
return ret;
}
// Win: CheckImeHotKey
PIMEHOTKEY IntCheckImeHotKey(PUSER_MESSAGE_QUEUE MessageQueue, UINT uVirtualKey, LPARAM lParam)
{
PIMEHOTKEY pHotKey;
UINT uModifiers;
BOOL bKeyUp = (lParam & 0x80000000);
const BYTE *KeyState = MessageQueue->afKeyState;
static UINT s_uKeyUpVKey = 0;
if (bKeyUp)
{
if (s_uKeyUpVKey != uVirtualKey)
{
s_uKeyUpVKey = 0;
return NULL;
}
s_uKeyUpVKey = 0;
}
uModifiers = 0;
if (IS_KEY_DOWN(KeyState, VK_LSHIFT)) uModifiers |= (MOD_SHIFT | MOD_LEFT);
if (IS_KEY_DOWN(KeyState, VK_RSHIFT)) uModifiers |= (MOD_SHIFT | MOD_RIGHT);
if (IS_KEY_DOWN(KeyState, VK_LCONTROL)) uModifiers |= (MOD_CONTROL | MOD_LEFT);
if (IS_KEY_DOWN(KeyState, VK_RCONTROL)) uModifiers |= (MOD_CONTROL | MOD_RIGHT);
if (IS_KEY_DOWN(KeyState, VK_LMENU)) uModifiers |= (MOD_ALT | MOD_LEFT);
if (IS_KEY_DOWN(KeyState, VK_RMENU)) uModifiers |= (MOD_ALT | MOD_RIGHT);
pHotKey = IntGetImeHotKeyByKey(gpImeHotKeyList,
(uModifiers & MOD_KEYS),
(uModifiers & MOD_LEFT_RIGHT),
uVirtualKey);
if (pHotKey)
{
if (bKeyUp)
{
if (pHotKey->uModifiers & MOD_ON_KEYUP)
return pHotKey;
}
else
{
if (pHotKey->uModifiers & MOD_ON_KEYUP)
s_uKeyUpVKey = uVirtualKey;
else
return pHotKey;
}
}
return NULL;
}
// Win: FreeImeHotKeys
VOID FASTCALL IntFreeImeHotKeys(VOID)
{
PIMEHOTKEY pNode, pNext;
for (pNode = gpImeHotKeyList; pNode; pNode = pNext)
{
pNext = pNode->pNext;
ExFreePoolWithTag(pNode, USERTAG_IMEHOTKEY);
}
gpImeHotKeyList = NULL;
}
// Win: SetImeHotKey
static BOOL APIENTRY
IntSetImeHotKey(DWORD dwHotKeyId, UINT uModifiers, UINT uVirtualKey, HKL hKL, DWORD dwAction)
{
PIMEHOTKEY pNode;
LANGID LangId;
switch (dwAction)
{
case SETIMEHOTKEY_DELETE:
pNode = IntGetImeHotKeyById(gpImeHotKeyList, dwHotKeyId); /* Find hotkey by ID */
if (!pNode)
{
ERR("dwHotKeyId: 0x%lX\n", dwHotKeyId);
return FALSE;
}
IntDeleteImeHotKey(&gpImeHotKeyList, pNode); /* Delete it */
return TRUE;
case SETIMEHOTKEY_ADD:
if (LOWORD(uVirtualKey) == VK_PACKET) /* In case of VK_PACKET */
return FALSE;
LangId = IntGetImeHotKeyLangId(dwHotKeyId);
if (LangId == LANGID_KOREAN)
return FALSE; /* Korean can't add IME hotkeys */
/* Find hotkey by key and language */
pNode = IntGetImeHotKeyByKeyAndLang(gpImeHotKeyList,
(uModifiers & MOD_KEYS),
(uModifiers & MOD_LEFT_RIGHT),
uVirtualKey, LangId);
if (pNode == NULL) /* If not found */
pNode = IntGetImeHotKeyById(gpImeHotKeyList, dwHotKeyId); /* Find by ID */
if (pNode) /* Already exists */
{
pNode->uModifiers = uModifiers;
pNode->uVirtualKey = uVirtualKey;
pNode->hKL = hKL;
return TRUE;
}
/* Allocate new hotkey */
pNode = ExAllocatePoolWithTag(PagedPool, sizeof(IMEHOTKEY), USERTAG_IMEHOTKEY);
if (!pNode)
return FALSE;
/* Populate */
pNode->pNext = NULL;
pNode->dwHotKeyId = dwHotKeyId;
pNode->uModifiers = uModifiers;
pNode->uVirtualKey = uVirtualKey;
pNode->hKL = hKL;
IntAddImeHotKey(&gpImeHotKeyList, pNode); /* Add it */
return TRUE;
case SETIMEHOTKEY_INITIALIZE:
IntFreeImeHotKeys(); /* Delete all the IME hotkeys */
return TRUE;
default:
ERR("0x%lX\n", dwAction);
return FALSE;
}
}
BOOL NTAPI
NtUserGetImeHotKey(DWORD dwHotKeyId, LPUINT lpuModifiers, LPUINT lpuVirtualKey, LPHKL lphKL)
{
PIMEHOTKEY pNode = NULL;
UserEnterExclusive();
_SEH2_TRY
{
ProbeForWrite(lpuModifiers, sizeof(UINT), 1);
ProbeForWrite(lpuVirtualKey, sizeof(UINT), 1);
if (lphKL)
ProbeForWrite(lphKL, sizeof(HKL), 1);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p, %p, %p\n", lpuModifiers, lpuVirtualKey, lphKL);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
pNode = IntGetImeHotKeyById(gpImeHotKeyList, dwHotKeyId);
if (!pNode)
goto Quit;
_SEH2_TRY
{
*lpuModifiers = pNode->uModifiers;
*lpuVirtualKey = pNode->uVirtualKey;
if (lphKL)
*lphKL = pNode->hKL;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p, %p, %p, %p\n", pNode, lpuModifiers, lpuVirtualKey, lphKL);
pNode = NULL;
}
_SEH2_END;
Quit:
UserLeave();
return !!pNode;
}
BOOL
NTAPI
NtUserSetImeHotKey(
DWORD dwHotKeyId,
UINT uModifiers,
UINT uVirtualKey,
HKL hKL,
DWORD dwAction)
{
BOOL ret;
UserEnterExclusive();
ret = IntSetImeHotKey(dwHotKeyId, uModifiers, uVirtualKey, hKL, dwAction);
UserLeave();
return ret;
}
DWORD
NTAPI
NtUserCheckImeHotKey(UINT uVirtualKey, LPARAM lParam)
{
PIMEHOTKEY pNode;
DWORD ret = INVALID_HOTKEY;
UserEnterExclusive();
if (!gpqForeground || !IS_IMM_MODE())
goto Quit;
pNode = IntCheckImeHotKey(gpqForeground, uVirtualKey, lParam);
if (pNode)
ret = pNode->dwHotKeyId;
Quit:
UserLeave();
return ret;
}
// Win: GetTopLevelWindow
PWND FASTCALL IntGetTopLevelWindow(PWND pwnd)
{
if (!pwnd)
return NULL;
while (pwnd->style & WS_CHILD)
pwnd = pwnd->spwndParent;
return pwnd;
}
// Win: AssociateInputContext
HIMC FASTCALL IntAssociateInputContext(PWND pWnd, PIMC pImc)
{
HIMC hOldImc = pWnd->hImc;
pWnd->hImc = (pImc ? UserHMGetHandle(pImc) : NULL);
return hOldImc;
}
DWORD
NTAPI
NtUserSetThreadLayoutHandles(HKL hNewKL, HKL hOldKL)
{
PTHREADINFO pti;
PKL pOldKL, pNewKL;
UserEnterExclusive();
pti = GetW32ThreadInfo();
pOldKL = pti->KeyboardLayout;
if (pOldKL && pOldKL->hkl != hOldKL)
goto Quit;
pNewKL = UserHklToKbl(hNewKL);
if (!pNewKL)
goto Quit;
if (IS_IME_HKL(hNewKL) != IS_IME_HKL(hOldKL))
pti->hklPrev = hOldKL;
UserAssignmentLock((PVOID*)&pti->KeyboardLayout, pNewKL);
pti->pClientInfo->hKL = pNewKL->hkl;
Quit:
UserLeave();
return 0;
}
// Win: BuildHimcList
DWORD FASTCALL UserBuildHimcList(PTHREADINFO pti, DWORD dwCount, HIMC *phList)
{
PIMC pIMC;
DWORD dwRealCount = 0;
if (pti)
{
for (pIMC = pti->spDefaultImc; pIMC; pIMC = pIMC->pImcNext)
{
if (dwRealCount < dwCount)
phList[dwRealCount] = UserHMGetHandle(pIMC);
++dwRealCount;
}
}
else
{
for (pti = gptiCurrent->ppi->ptiList; pti; pti = pti->ptiSibling)
{
for (pIMC = pti->spDefaultImc; pIMC; pIMC = pIMC->pImcNext)
{
if (dwRealCount < dwCount)
phList[dwRealCount] = UserHMGetHandle(pIMC);
++dwRealCount;
}
}
}
return dwRealCount;
}
// Win: xxxImmProcessKey
UINT FASTCALL
IntImmProcessKey(PUSER_MESSAGE_QUEUE MessageQueue, PWND pWnd, UINT uMsg,
WPARAM wParam, LPARAM lParam)
{
UINT uVirtualKey, ret = 0;
DWORD dwHotKeyId;
PKL pKL;
PIMC pIMC = NULL;
PIMEHOTKEY pImeHotKey;
HKL hKL;
HWND hWnd;
ASSERT_REFS_CO(pWnd);
switch (uMsg)
{
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
break;
default:
return 0;
}
hWnd = UserHMGetHandle(pWnd);
pKL = pWnd->head.pti->KeyboardLayout;
if (!pKL)
return 0;
uVirtualKey = LOBYTE(wParam);
pImeHotKey = IntCheckImeHotKey(MessageQueue, uVirtualKey, lParam);
if (pImeHotKey)
{
dwHotKeyId = pImeHotKey->dwHotKeyId;
hKL = pImeHotKey->hKL;
}
else
{
dwHotKeyId = INVALID_HOTKEY;
hKL = NULL;
}
if (IME_HOTKEY_DSWITCH_FIRST <= dwHotKeyId && dwHotKeyId <= IME_HOTKEY_DSWITCH_LAST)
{
if (pKL->hkl != hKL)
{
UserPostMessage(hWnd, WM_INPUTLANGCHANGEREQUEST,
((pKL->dwFontSigs & gSystemFS) ? INPUTLANGCHANGE_SYSCHARSET : 0),
(LPARAM)hKL);
}
if (IntGetImeCompatFlags(pWnd->head.pti) & 0x800000)
return 0;
return IPHK_HOTKEY;
}
if (!IS_IMM_MODE())
return 0;
if (dwHotKeyId == INVALID_HOTKEY)
{
if (!pKL->piiex)
return 0;
if (pWnd->hImc)
pIMC = UserGetObject(gHandleTable, pWnd->hImc, TYPE_INPUTCONTEXT);
if (!pIMC)
return 0;
if ((lParam & 0x80000000) &&
(pKL->piiex->ImeInfo.fdwProperty & IME_PROP_IGNORE_UPKEYS))
{
return 0;
}
switch (uVirtualKey)
{
case VK_DBE_CODEINPUT:
case VK_DBE_ENTERCONFIGMODE:
case VK_DBE_ENTERWORDREGISTERMODE:
case VK_DBE_HIRAGANA:
case VK_DBE_KATAKANA:
case VK_DBE_NOCODEINPUT:
case VK_DBE_NOROMAN:
case VK_DBE_ROMAN:
break;
default:
{
if (uMsg == WM_SYSKEYDOWN || uMsg == WM_SYSKEYUP)
{
if (uVirtualKey != VK_MENU && uVirtualKey != VK_F10)
return 0;
}
if (!(pKL->piiex->ImeInfo.fdwProperty & IME_PROP_NEED_ALTKEY))
{
if (uVirtualKey == VK_MENU || (lParam & 0x20000000))
return 0;
}
break;
}
}
}
if (LOBYTE(uVirtualKey) == VK_PACKET)
uVirtualKey = MAKELONG(wParam, GetW32ThreadInfo()->wchInjected);
ret = co_IntImmProcessKey(hWnd, pKL->hkl, uVirtualKey, lParam, dwHotKeyId);
if (IntGetImeCompatFlags(pWnd->head.pti) & 0x800000)
ret &= ~IPHK_HOTKEY;
return ret;
}
NTSTATUS
NTAPI
NtUserBuildHimcList(DWORD dwThreadId, DWORD dwCount, HIMC *phList, LPDWORD pdwCount)
{
NTSTATUS ret = STATUS_UNSUCCESSFUL;
DWORD dwRealCount;
PTHREADINFO pti;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
if (dwThreadId == 0)
{
pti = gptiCurrent;
}
else if (dwThreadId == INVALID_THREAD_ID)
{
pti = NULL;
}
else
{
pti = IntTID2PTI(UlongToHandle(dwThreadId));
if (!pti || !pti->rpdesk)
goto Quit;
}
_SEH2_TRY
{
ProbeForWrite(phList, dwCount * sizeof(HIMC), 1);
ProbeForWrite(pdwCount, sizeof(DWORD), 1);
*pdwCount = dwRealCount = UserBuildHimcList(pti, dwCount, phList);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p, %p\n", phList, pdwCount);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
if (dwCount < dwRealCount)
ret = STATUS_BUFFER_TOO_SMALL;
else
ret = STATUS_SUCCESS;
Quit:
UserLeave();
return ret;
}
// Win: SetConvMode
static VOID FASTCALL UserSetImeConversionKeyState(PTHREADINFO pti, DWORD dwConversion)
{
HKL hKL;
LANGID LangID;
LPBYTE KeyState;
BOOL bAlphaNumeric, bKatakana, bHiragana, bFullShape, bRoman, bCharCode;
if (!pti->KeyboardLayout)
return;
hKL = pti->KeyboardLayout->hkl;
LangID = LOWORD(hKL);
KeyState = pti->MessageQueue->afKeyState;
switch (PRIMARYLANGID(LangID))
{
case LANG_JAPANESE:
bAlphaNumeric = !(dwConversion & IME_CMODE_NATIVE);
bKatakana = !bAlphaNumeric && (dwConversion & IME_CMODE_KATAKANA);
bHiragana = !bAlphaNumeric && !(dwConversion & IME_CMODE_KATAKANA);
SET_KEY_DOWN(KeyState, VK_DBE_ALPHANUMERIC, bAlphaNumeric);
SET_KEY_LOCKED(KeyState, VK_DBE_ALPHANUMERIC, bAlphaNumeric);
SET_KEY_DOWN(KeyState, VK_DBE_HIRAGANA, bHiragana);
SET_KEY_LOCKED(KeyState, VK_DBE_HIRAGANA, bHiragana);
SET_KEY_DOWN(KeyState, VK_DBE_KATAKANA, bKatakana);
SET_KEY_LOCKED(KeyState, VK_DBE_KATAKANA, bKatakana);
bFullShape = (dwConversion & IME_CMODE_FULLSHAPE);
SET_KEY_DOWN(KeyState, VK_DBE_DBCSCHAR, bFullShape);
SET_KEY_LOCKED(KeyState, VK_DBE_DBCSCHAR, bFullShape);
SET_KEY_DOWN(KeyState, VK_DBE_SBCSCHAR, !bFullShape);
SET_KEY_LOCKED(KeyState, VK_DBE_SBCSCHAR, !bFullShape);
bRoman = (dwConversion & IME_CMODE_ROMAN);
SET_KEY_DOWN(KeyState, VK_DBE_ROMAN, bRoman);
SET_KEY_LOCKED(KeyState, VK_DBE_ROMAN, bRoman);
SET_KEY_DOWN(KeyState, VK_DBE_NOROMAN, !bRoman);
SET_KEY_LOCKED(KeyState, VK_DBE_NOROMAN, !bRoman);
bCharCode = (dwConversion & IME_CMODE_CHARCODE);
SET_KEY_DOWN(KeyState, VK_DBE_CODEINPUT, bCharCode);
SET_KEY_LOCKED(KeyState, VK_DBE_CODEINPUT, bCharCode);
SET_KEY_DOWN(KeyState, VK_DBE_NOCODEINPUT, !bCharCode);
SET_KEY_LOCKED(KeyState, VK_DBE_NOCODEINPUT, !bCharCode);
break;
case LANG_KOREAN:
SET_KEY_LOCKED(KeyState, VK_HANGUL, (dwConversion & IME_CMODE_NATIVE));
SET_KEY_LOCKED(KeyState, VK_JUNJA, (dwConversion & IME_CMODE_FULLSHAPE));
SET_KEY_LOCKED(KeyState, VK_HANJA, (dwConversion & IME_CMODE_HANJACONVERT));
break;
default:
break;
}
}
DWORD
NTAPI
NtUserNotifyIMEStatus(HWND hwnd, BOOL fOpen, DWORD dwConversion)
{
PWND pwnd;
PTHREADINFO pti;
HKL hKL;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
pwnd = ValidateHwndNoErr(hwnd);
if (!pwnd)
goto Quit;
pti = pwnd->head.pti;
if (!pti || !gptiForeground)
goto Quit;
if (pti != gptiForeground && pti->MessageQueue != gptiForeground->MessageQueue)
goto Quit;
if (ghIMC == pwnd->hImc && gfImeOpen == !!fOpen && gdwImeConversion == dwConversion)
goto Quit;
ghIMC = pwnd->hImc;
if (ghIMC)
{
gfImeOpen = !!fOpen;
gdwImeConversion = dwConversion;
UserSetImeConversionKeyState(pti, (fOpen ? dwConversion : IME_CMODE_ALPHANUMERIC));
}
if (ISITHOOKED(WH_SHELL))
{
hKL = (pti->KeyboardLayout ? pti->KeyboardLayout->hkl : NULL);
co_HOOK_CallHooks(WH_SHELL, HSHELL_LANGUAGE, (WPARAM)hwnd, (LPARAM)hKL);
}
// TODO:
Quit:
UserLeave();
return 0;
}
BOOL
NTAPI
NtUserDisableThreadIme(
DWORD dwThreadID)
{
PTHREADINFO pti, ptiCurrent;
PPROCESSINFO ppi;
BOOL ret = FALSE;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
ptiCurrent = GetW32ThreadInfo();
if (dwThreadID == INVALID_THREAD_ID)
{
ppi = ptiCurrent->ppi;
ppi->W32PF_flags |= W32PF_DISABLEIME;
Retry:
for (pti = ppi->ptiList; pti; pti = pti->ptiSibling)
{
pti->TIF_flags |= TIF_DISABLEIME;
if (pti->spwndDefaultIme)
{
co_UserDestroyWindow(pti->spwndDefaultIme);
pti->spwndDefaultIme = NULL;
goto Retry; /* The contents of ppi->ptiList may be changed. */
}
}
}
else
{
if (dwThreadID == 0)
{
pti = ptiCurrent;
}
else
{
pti = IntTID2PTI(UlongToHandle(dwThreadID));
/* The thread needs to reside in the current process. */
if (!pti || pti->ppi != ptiCurrent->ppi)
goto Quit;
}
pti->TIF_flags |= TIF_DISABLEIME;
if (pti->spwndDefaultIme)
{
co_UserDestroyWindow(pti->spwndDefaultIme);
pti->spwndDefaultIme = NULL;
}
}
ret = TRUE;
Quit:
UserLeave();
return ret;
}
DWORD
NTAPI
NtUserGetAppImeLevel(HWND hWnd)
{
DWORD ret = 0;
PWND pWnd;
PTHREADINFO pti;
UserEnterShared();
pWnd = ValidateHwndNoErr(hWnd);
if (!pWnd)
goto Quit;
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
pti = PsGetCurrentThreadWin32Thread();
if (pWnd->head.pti->ppi == pti->ppi)
ret = (DWORD)(ULONG_PTR)UserGetProp(pWnd, AtomImeLevel, TRUE);
Quit:
UserLeave();
return ret;
}
// Win: GetImeInfoEx
BOOL FASTCALL
UserGetImeInfoEx(
_Inout_ PWINSTATION_OBJECT pWinSta,
_Inout_ PIMEINFOEX pInfoEx,
_In_ IMEINFOEXCLASS SearchType)
{
PKL pkl, pklHead;
if (!pWinSta || !gspklBaseLayout)
return FALSE;
pkl = pklHead = gspklBaseLayout;
/* Find the matching entry from the list and get info */
if (SearchType == ImeInfoExKeyboardLayout)
{
do
{
if (pInfoEx->hkl == pkl->hkl)
{
if (!pkl->piiex)
{
ERR("!pkl->piiex at %p\n", pkl->hkl);
break;
}
*pInfoEx = *pkl->piiex;
return TRUE;
}
pkl = pkl->pklNext;
} while (pkl != pklHead);
}
else if (SearchType == ImeInfoExImeFileName)
{
do
{
if (pkl->piiex &&
_wcsnicmp(pkl->piiex->wszImeFile, pInfoEx->wszImeFile,
RTL_NUMBER_OF(pkl->piiex->wszImeFile)) == 0)
{
*pInfoEx = *pkl->piiex;
return TRUE;
}
pkl = pkl->pklNext;
} while (pkl != pklHead);
}
else
{
ERR("SearchType: %d\n", SearchType);
}
return FALSE;
}
BOOL
NTAPI
NtUserGetImeInfoEx(
PIMEINFOEX pImeInfoEx,
IMEINFOEXCLASS SearchType)
{
IMEINFOEX ImeInfoEx;
BOOL ret = FALSE;
PWINSTATION_OBJECT pWinSta;
UserEnterShared();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
_SEH2_TRY
{
ProbeForRead(pImeInfoEx, sizeof(*pImeInfoEx), 1);
ImeInfoEx = *pImeInfoEx;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pImeInfoEx);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
pWinSta = IntGetProcessWindowStation(NULL);
ret = UserGetImeInfoEx(pWinSta, &ImeInfoEx, SearchType);
if (!ret)
goto Quit;
_SEH2_TRY
{
ProbeForWrite(pImeInfoEx, sizeof(*pImeInfoEx), 1);
*pImeInfoEx = ImeInfoEx;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pImeInfoEx);
ret = FALSE;
}
_SEH2_END;
Quit:
UserLeave();
return ret;
}
BOOL
NTAPI
NtUserSetAppImeLevel(HWND hWnd, DWORD dwLevel)
{
BOOL ret = FALSE;
PWND pWnd;
PTHREADINFO pti;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
pWnd = ValidateHwndNoErr(hWnd);
if (!pWnd)
goto Quit;
pti = PsGetCurrentThreadWin32Thread();
if (pWnd->head.pti->ppi == pti->ppi)
ret = UserSetProp(pWnd, AtomImeLevel, (HANDLE)(ULONG_PTR)dwLevel, TRUE);
Quit:
UserLeave();
return ret;
}
// Win: SetImeInfoEx
BOOL FASTCALL
UserSetImeInfoEx(
_Inout_ PWINSTATION_OBJECT pWinSta,
_Inout_ PIMEINFOEX pImeInfoEx)
{
PKL pklHead, pkl;
if (!pWinSta || !gspklBaseLayout)
return FALSE;
pkl = pklHead = gspklBaseLayout;
do
{
if (pkl->hkl != pImeInfoEx->hkl)
{
pkl = pkl->pklNext;
continue;
}
if (!pkl->piiex)
{
ERR("!pkl->piiex at %p\n", pkl->hkl);
return FALSE;
}
if (!pkl->piiex->fLoadFlag)
*pkl->piiex = *pImeInfoEx;
return TRUE;
} while (pkl != pklHead);
return FALSE;
}
BOOL
NTAPI
NtUserSetImeInfoEx(PIMEINFOEX pImeInfoEx)
{
BOOL ret = FALSE;
IMEINFOEX ImeInfoEx;
PWINSTATION_OBJECT pWinSta;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
_SEH2_TRY
{
ProbeForRead(pImeInfoEx, sizeof(*pImeInfoEx), 1);
ImeInfoEx = *pImeInfoEx;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pImeInfoEx);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
pWinSta = IntGetProcessWindowStation(NULL);
ret = UserSetImeInfoEx(pWinSta, &ImeInfoEx);
Quit:
UserLeave();
return ret;
}
// Choose the preferred owner of the IME window.
// Win: ImeSetFutureOwner
VOID FASTCALL IntImeSetFutureOwner(PWND pImeWnd, PWND pwndOwner)
{
PWND pwndNode, pwndNextOwner, pwndParent, pwndSibling;
PTHREADINFO pti = pImeWnd->head.pti;
if (!pwndOwner || (pwndOwner->style & WS_CHILD)) // invalid owner
return;
// Get the top-level owner of the same thread
for (pwndNode = pwndOwner; ; pwndNode = pwndNextOwner)
{
pwndNextOwner = pwndNode->spwndOwner;
if (!pwndNextOwner || pwndNextOwner->head.pti != pti)
break;
}
// Don't choose the IME-like windows and the bottom-most windows unless necessary.
if (IS_WND_IMELIKE(pwndNode) ||
((pwndNode->state2 & WNDS2_BOTTOMMOST) && !(pwndOwner->state2 & WNDS2_BOTTOMMOST)))
{
pwndNode = pwndOwner;
}
pwndParent = pwndNode->spwndParent;
if (!pwndParent || pwndOwner != pwndNode)
{
WndSetOwner(pImeWnd, pwndNode);
return;
}
for (pwndSibling = pwndParent->spwndChild; pwndSibling; pwndSibling = pwndSibling->spwndNext)
{
if (pwndNode->head.pti != pwndSibling->head.pti)
continue;
if (IS_WND_MENU(pwndSibling) || IS_WND_IMELIKE(pwndSibling))
continue;
if (pwndSibling->state2 & WNDS2_INDESTROY)
continue;
if (pwndNode == pwndSibling || (pwndSibling->style & WS_CHILD))
continue;
if (pwndSibling->spwndOwner == NULL ||
pwndSibling->head.pti != pwndSibling->spwndOwner->head.pti)
{
pwndNode = pwndSibling;
break;
}
}
WndSetOwner(pImeWnd, pwndNode);
}
// Get the last non-IME-like top-most window on the desktop.
// Win: GetLastTopMostWindowNoIME
PWND FASTCALL IntGetLastTopMostWindowNoIME(PWND pImeWnd)
{
PWND pwndNode, pwndOwner, pwndLastTopMost = NULL;
BOOL bFound;
pwndNode = UserGetDesktopWindow();
if (!pwndNode || pwndNode->spwndChild == NULL)
return NULL;
for (pwndNode = pwndNode->spwndChild;
pwndNode && (pwndNode->ExStyle & WS_EX_TOPMOST);
pwndNode = pwndNode->spwndNext)
{
bFound = FALSE;
if (IS_WND_IMELIKE(pwndNode)) // An IME-like window
{
// Search the IME window from owners
for (pwndOwner = pwndNode; pwndOwner; pwndOwner = pwndOwner->spwndOwner)
{
if (pImeWnd == pwndOwner)
{
bFound = TRUE;
break;
}
}
}
if (!bFound)
pwndLastTopMost = pwndNode;
}
return pwndLastTopMost;
}
// Adjust the ordering of the windows around the IME window.
// Win: ImeSetTopMost
VOID FASTCALL IntImeSetTopMost(PWND pImeWnd, BOOL bTopMost, PWND pwndInsertBefore)
{
PWND pwndParent, pwndChild, pwndNode, pwndNext, pwndInsertAfter = NULL;
PWND pwndInsertAfterSave;
pwndParent = pImeWnd->spwndParent;
if (!pwndParent)
return;
pwndChild = pwndParent->spwndChild;
if (!bTopMost)
{
// Calculate pwndInsertAfter
pwndInsertAfter = IntGetLastTopMostWindowNoIME(pImeWnd);
if (pwndInsertBefore)
{
for (pwndNode = pwndInsertAfter; pwndNode; pwndNode = pwndNode->spwndNext)
{
if (pwndNode->spwndNext == pwndInsertBefore)
break;
if (pwndNode == pImeWnd)
return;
}
if (!pwndNode)
return;
pwndInsertAfter = pwndNode;
}
// Adjust pwndInsertAfter if the owner is bottom-most
if (pImeWnd->spwndOwner->state2 & WNDS2_BOTTOMMOST)
{
for (pwndNode = pwndInsertAfter; pwndNode; pwndNode = pwndNode->spwndNext)
{
if (pwndNode == pImeWnd->spwndOwner)
break;
if (!IS_WND_IMELIKE(pwndNode))
pwndInsertAfter = pwndNode;
}
}
}
pwndInsertAfterSave = pwndInsertAfter;
while (pwndChild)
{
pwndNext = pwndChild->spwndNext;
// If pwndChild is a good IME-like window, ...
if (IS_WND_IMELIKE(pwndChild) && pwndChild != pwndInsertAfter &&
pwndChild->head.pti == pImeWnd->head.pti)
{
// Find pImeWnd from the owners
for (pwndNode = pwndChild; pwndNode; pwndNode = pwndNode->spwndOwner)
{
if (pwndNode != pImeWnd)
continue;
// Adjust the ordering and the linking
IntUnlinkWindow(pwndChild);
if (bTopMost)
pwndChild->ExStyle |= WS_EX_TOPMOST;
else
pwndChild->ExStyle &= ~WS_EX_TOPMOST;
if (!pwndInsertAfter)
IntLinkHwnd(pwndChild, HWND_TOP);
else
IntLinkHwnd(pwndChild, UserHMGetHandle(pwndInsertAfter));
// Update the preferred position
pwndInsertAfter = pwndChild;
break;
}
}
// Get the next child, with ignoring pwndInsertAfterSave
pwndChild = pwndNext;
if (pwndChild && pwndChild == pwndInsertAfterSave && pwndInsertAfter)
pwndChild = pwndInsertAfter->spwndNext;
}
}
// Make the IME window top-most if necessary.
// Win: ImeCheckTopmost
VOID FASTCALL IntImeCheckTopmost(PWND pImeWnd)
{
BOOL bTopMost;
PWND pwndOwner = pImeWnd->spwndOwner, pwndInsertBefore = NULL;
if (!pwndOwner)
return;
if (pImeWnd->head.pti != gptiForeground)
pwndInsertBefore = pwndOwner;
bTopMost = !!(pwndOwner->ExStyle & WS_EX_TOPMOST);
IntImeSetTopMost(pImeWnd, bTopMost, pwndInsertBefore);
}
BOOL NTAPI
NtUserSetImeOwnerWindow(HWND hImeWnd, HWND hwndFocus)
{
BOOL ret = FALSE;
PWND pImeWnd, pwndFocus, pwndTopLevel, pwndNode, pwndActive;
PTHREADINFO ptiIme;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
pImeWnd = ValidateHwndNoErr(hImeWnd);
if (!pImeWnd || pImeWnd->fnid != FNID_IME)
goto Quit;
pwndFocus = ValidateHwndNoErr(hwndFocus);
if (pwndFocus)
{
if (IS_WND_IMELIKE(pwndFocus))
goto Quit;
pwndTopLevel = IntGetTopLevelWindow(pwndFocus);
for (pwndNode = pwndTopLevel; pwndNode; pwndNode = pwndNode->spwndOwner)
{
if (pwndNode->pcls->atomClassName == gpsi->atomSysClass[ICLS_IME])
{
pwndTopLevel = NULL;
break;
}
}
WndSetOwner(pImeWnd, pwndTopLevel);
IntImeCheckTopmost(pImeWnd);
}
else
{
ptiIme = pImeWnd->head.pti;
pwndActive = ptiIme->MessageQueue->spwndActive;
if (!pwndActive || pwndActive != pImeWnd->spwndOwner)
{
if (pwndActive && ptiIme == pwndActive->head.pti && !IS_WND_IMELIKE(pwndActive))
{
WndSetOwner(pImeWnd, pwndActive);
}
else
{
IntImeSetFutureOwner(pImeWnd, pImeWnd->spwndOwner);
}
IntImeCheckTopmost(pImeWnd);
}
}
ret = TRUE;
Quit:
UserLeave();
return ret;
}
PVOID
AllocInputContextObject(PDESKTOP pDesk,
PTHREADINFO pti,
SIZE_T Size,
PVOID* HandleOwner)
{
PTHRDESKHEAD ObjHead;
ASSERT(Size > sizeof(*ObjHead));
ASSERT(pti != NULL);
if (!pDesk)
pDesk = pti->rpdesk;
ObjHead = DesktopHeapAlloc(pDesk, Size);
if (!ObjHead)
return NULL;
RtlZeroMemory(ObjHead, Size);
ObjHead->pSelf = ObjHead;
ObjHead->rpdesk = pDesk;
ObjHead->pti = pti;
IntReferenceThreadInfo(pti);
*HandleOwner = pti;
pti->ppi->UserHandleCount++;
return ObjHead;
}
VOID UserFreeInputContext(PVOID Object)
{
PTHRDESKHEAD ObjHead = Object;
PDESKTOP pDesk = ObjHead->rpdesk;
PIMC pNode, pIMC = Object;
PTHREADINFO pti;
if (!pIMC)
return;
// Remove pIMC from the list except spDefaultImc
pti = pIMC->head.pti;
for (pNode = pti->spDefaultImc; pNode; pNode = pNode->pImcNext)
{
if (pNode->pImcNext == pIMC)
{
pNode->pImcNext = pIMC->pImcNext;
break;
}
}
DesktopHeapFree(pDesk, Object);
pti->ppi->UserHandleCount--;
IntDereferenceThreadInfo(pti);
}
BOOLEAN UserDestroyInputContext(PVOID Object)
{
PIMC pIMC = Object;
if (!pIMC)
return TRUE;
UserMarkObjectDestroy(pIMC);
UserDeleteObject(UserHMGetHandle(pIMC), TYPE_INPUTCONTEXT);
return TRUE;
}
// Win: DestroyInputContext
BOOL IntDestroyInputContext(PIMC pIMC)
{
HIMC hIMC = UserHMGetHandle(pIMC);
PTHREADINFO pti = pIMC->head.pti;
PWND pwndChild;
PWINDOWLIST pwl;
HWND *phwnd;
PWND pWnd;
if (pti != gptiCurrent)
{
EngSetLastError(ERROR_ACCESS_DENIED);
return FALSE;
}
if (pIMC == pti->spDefaultImc)
{
EngSetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
pwndChild = pti->rpdesk->pDeskInfo->spwnd->spwndChild;
pwl = IntBuildHwndList(pwndChild, IACE_LIST | IACE_CHILDREN, pti);
if (pwl)
{
for (phwnd = pwl->ahwnd; *phwnd != HWND_TERMINATOR; ++phwnd)
{
pWnd = UserGetObjectNoErr(gHandleTable, *phwnd, TYPE_WINDOW);
if (pWnd && pWnd->hImc == hIMC)
IntAssociateInputContext(pWnd, pti->spDefaultImc);
}
IntFreeHwndList(pwl);
}
UserDeleteObject(hIMC, TYPE_INPUTCONTEXT);
return TRUE;
}
BOOL NTAPI NtUserDestroyInputContext(HIMC hIMC)
{
BOOL ret = FALSE;
PIMC pIMC;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
pIMC = UserGetObjectNoErr(gHandleTable, hIMC, TYPE_INPUTCONTEXT);
if (pIMC)
ret = IntDestroyInputContext(pIMC);
Quit:
UserLeave();
return ret;
}
// Win: CreateInputContext
PIMC FASTCALL UserCreateInputContext(ULONG_PTR dwClientImcData)
{
PIMC pIMC;
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
PDESKTOP pdesk = pti->rpdesk;
if (!IS_IMM_MODE() || (pti->TIF_flags & TIF_DISABLEIME)) // Disabled?
{
ERR("IME is disabled\n");
return NULL;
}
if (!pdesk) // No desktop?
return NULL;
// pti->spDefaultImc should be already set if non-first time.
if (dwClientImcData && !pti->spDefaultImc)
return NULL;
// Create an input context user object.
pIMC = UserCreateObject(gHandleTable, pdesk, pti, NULL, TYPE_INPUTCONTEXT, sizeof(IMC));
if (!pIMC)
return NULL;
// Release the extra reference (UserCreateObject added 2 references).
UserDereferenceObject(pIMC);
ASSERT(pIMC->head.cLockObj == 1);
if (dwClientImcData) // Non-first time.
{
// Insert pIMC to the second position (non-default) of the list.
pIMC->pImcNext = pti->spDefaultImc->pImcNext;
pti->spDefaultImc->pImcNext = pIMC;
}
else // First time. It's the default IMC.
{
// Add the first one (default) to the list.
UserAssignmentLock((PVOID*)&pti->spDefaultImc, pIMC);
pIMC->pImcNext = NULL;
ASSERT(pIMC->head.cLockObj == 2); // UserAssignmentUnlock'ed at ExitThreadCallback
}
pIMC->dwClientImcData = dwClientImcData; // Set it.
return pIMC;
}
HIMC
NTAPI
NtUserCreateInputContext(ULONG_PTR dwClientImcData)
{
PIMC pIMC;
HIMC ret = NULL;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
EngSetLastError(ERROR_CALL_NOT_IMPLEMENTED);
goto Quit;
}
if (!dwClientImcData)
{
EngSetLastError(ERROR_INVALID_PARAMETER);
goto Quit;
}
pIMC = UserCreateInputContext(dwClientImcData);
if (pIMC)
ret = UserHMGetHandle(pIMC);
Quit:
UserLeave();
return ret;
}
// Win: AssociateInputContextEx
DWORD FASTCALL IntAssociateInputContextEx(PWND pWnd, PIMC pIMC, DWORD dwFlags)
{
DWORD ret = 0;
PWINDOWLIST pwl;
BOOL bIgnoreNullImc = (dwFlags & IACE_IGNORENOCONTEXT);
PTHREADINFO pti = pWnd->head.pti;
PWND pwndTarget, pwndFocus = pti->MessageQueue->spwndFocus;
HWND *phwnd;
HIMC hIMC;
if (dwFlags & IACE_DEFAULT)
{
pIMC = pti->spDefaultImc;
}
else
{
if (pIMC && pti != pIMC->head.pti)
return 2;
}
if (pWnd->head.pti->ppi != GetW32ThreadInfo()->ppi ||
(pIMC && pIMC->head.rpdesk != pWnd->head.rpdesk))
{
return 2;
}
if ((dwFlags & IACE_CHILDREN) && pWnd->spwndChild)
{
pwl = IntBuildHwndList(pWnd->spwndChild, IACE_CHILDREN | IACE_LIST, pti);
if (pwl)
{
for (phwnd = pwl->ahwnd; *phwnd != HWND_TERMINATOR; ++phwnd)
{
pwndTarget = ValidateHwndNoErr(*phwnd);
if (!pwndTarget)
continue;
hIMC = (pIMC ? UserHMGetHandle(pIMC) : NULL);
if (pwndTarget->hImc == hIMC || (bIgnoreNullImc && !pwndTarget->hImc))
continue;
IntAssociateInputContext(pwndTarget, pIMC);
if (pwndTarget == pwndFocus)
ret = 1;
}
IntFreeHwndList(pwl);
}
}
if (!bIgnoreNullImc || pWnd->hImc)
{
hIMC = (pIMC ? UserHMGetHandle(pIMC) : NULL);
if (pWnd->hImc != hIMC)
{
IntAssociateInputContext(pWnd, pIMC);
if (pWnd == pwndFocus)
ret = 1;
}
}
return ret;
}
DWORD
NTAPI
NtUserAssociateInputContext(HWND hWnd, HIMC hIMC, DWORD dwFlags)
{
DWORD ret = 2;
PWND pWnd;
PIMC pIMC;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
pWnd = ValidateHwndNoErr(hWnd);
if (!pWnd)
goto Quit;
pIMC = (hIMC ? UserGetObjectNoErr(gHandleTable, hIMC, TYPE_INPUTCONTEXT) : NULL);
ret = IntAssociateInputContextEx(pWnd, pIMC, dwFlags);
Quit:
UserLeave();
return ret;
}
// Win: UpdateInputContext
BOOL FASTCALL UserUpdateInputContext(PIMC pIMC, DWORD dwType, DWORD_PTR dwValue)
{
PTHREADINFO pti = GetW32ThreadInfo();
PTHREADINFO ptiIMC = pIMC->head.pti;
if (pti->ppi != ptiIMC->ppi) // Different process?
return FALSE;
switch (dwType)
{
case UIC_CLIENTIMCDATA:
if (pIMC->dwClientImcData)
return FALSE; // Already set
pIMC->dwClientImcData = dwValue;
break;
case UIC_IMEWINDOW:
if (!ValidateHwndNoErr((HWND)dwValue))
return FALSE; // Invalid HWND
pIMC->hImeWnd = (HWND)dwValue;
break;
default:
return FALSE;
}
return TRUE;
}
BOOL
NTAPI
NtUserUpdateInputContext(
HIMC hIMC,
DWORD dwType,
DWORD_PTR dwValue)
{
PIMC pIMC;
BOOL ret = FALSE;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
pIMC = UserGetObject(gHandleTable, hIMC, TYPE_INPUTCONTEXT);
if (!pIMC)
goto Quit;
ret = UserUpdateInputContext(pIMC, dwType, dwValue);
Quit:
UserLeave();
return ret;
}
DWORD_PTR
NTAPI
NtUserQueryInputContext(HIMC hIMC, DWORD dwType)
{
PIMC pIMC;
PTHREADINFO ptiIMC;
DWORD_PTR ret = 0;
UserEnterExclusive();
if (!IS_IMM_MODE())
{
ERR("!IS_IMM_MODE()\n");
goto Quit;
}
pIMC = UserGetObject(gHandleTable, hIMC, TYPE_INPUTCONTEXT);
if (!pIMC)
goto Quit;
ptiIMC = pIMC->head.pti;
switch (dwType)
{
case QIC_INPUTPROCESSID:
ret = (DWORD_PTR)PsGetThreadProcessId(ptiIMC->pEThread);
break;
case QIC_INPUTTHREADID:
ret = (DWORD_PTR)PsGetThreadId(ptiIMC->pEThread);
break;
case QIC_DEFAULTWINDOWIME:
if (ptiIMC->spwndDefaultIme)
ret = (DWORD_PTR)UserHMGetHandle(ptiIMC->spwndDefaultIme);
break;
case QIC_DEFAULTIMC:
if (ptiIMC->spDefaultImc)
ret = (DWORD_PTR)UserHMGetHandle(ptiIMC->spDefaultImc);
break;
}
Quit:
UserLeave();
return ret;
}
// Searchs a non-IME-related window of the same thread of pwndTarget,
// other than pwndTarget, around pwndParent. Returns TRUE if found.
//
// Win: IsChildSameThread
BOOL IntFindNonImeRelatedWndOfSameThread(PWND pwndParent, PWND pwndTarget)
{
PWND pwnd, pwndOwner, pwndNode;
PTHREADINFO ptiTarget = pwndTarget->head.pti;
// For all the children of pwndParent, ...
for (pwnd = pwndParent->spwndChild; pwnd; pwnd = pwnd->spwndNext)
{
if (pwnd == pwndTarget || pwnd->head.pti != ptiTarget || IS_WND_MENU(pwnd))
continue;
if (!IS_WND_CHILD(pwnd))
{
// Check if any IME-like owner.
BOOL bFound1 = FALSE;
for (pwndOwner = pwnd; pwndOwner; pwndOwner = pwndOwner->spwndOwner)
{
if (IS_WND_IMELIKE(pwndOwner))
{
bFound1 = TRUE;
break;
}
}
if (bFound1)
continue; // Skip if any IME-like owner.
}
pwndNode = pwnd;
if (IS_WND_CHILD(pwndNode))
{
// Check if any same-thread IME-like ancestor.
BOOL bFound2 = FALSE;
for (; IS_WND_CHILD(pwndNode); pwndNode = pwndNode->spwndParent)
{
if (pwndNode->head.pti != ptiTarget)
break;
if (IS_WND_IMELIKE(pwndNode))
{
bFound2 = TRUE;
break;
}
}
if (bFound2)
continue;
// Now, pwndNode is non-child or non-same-thread window.
}
if (!IS_WND_CHILD(pwndNode)) // pwndNode is non-child
{
// Check if any same-thread IME-like owner.
BOOL bFound3 = FALSE;
for (; pwndNode; pwndNode = pwndNode->spwndOwner)
{
if (pwndNode->head.pti != ptiTarget)
break;
if (IS_WND_IMELIKE(pwndNode))
{
bFound3 = TRUE;
break;
}
}
if (bFound3)
continue;
}
return TRUE;
}
return FALSE;
}
// Determines whether the target window needs the IME window.
// Win: WantImeWindow(pwndParent, pwndTarget)
BOOL FASTCALL IntWantImeWindow(PWND pwndTarget)
{
PDESKTOP rpdesk;
PWINSTATION_OBJECT rpwinstaParent;
PWND pwndNode, pwndParent = pwndTarget->spwndParent;
if (gptiCurrent->TIF_flags & TIF_DISABLEIME)
return FALSE;
if (IS_WND_IMELIKE(pwndTarget))
return FALSE;
if (pwndTarget->fnid == FNID_DESKTOP || pwndTarget->fnid == FNID_MESSAGEWND)
return FALSE;
if (pwndTarget->state & WNDS_SERVERSIDEWINDOWPROC)
return FALSE;
rpdesk = pwndTarget->head.rpdesk;
if (!rpdesk)
return FALSE;
rpwinstaParent = rpdesk->rpwinstaParent;
if (!rpwinstaParent || (rpwinstaParent->Flags & WSS_NOIO))
return FALSE;
for (pwndNode = pwndParent; pwndNode; pwndNode = pwndNode->spwndParent)
{
if (rpdesk != pwndNode->head.rpdesk)
break;
if (pwndNode == rpdesk->spwndMessage)
return FALSE;
}
return TRUE;
}
// Create the default IME window for the target window.
// Win: xxxCreateDefaultImeWindow(pwndTarget, ATOM, hInst)
PWND FASTCALL co_IntCreateDefaultImeWindow(PWND pwndTarget, HINSTANCE hInst)
{
LARGE_UNICODE_STRING WindowName;
UNICODE_STRING ClassName;
PWND pImeWnd;
PIMEUI pimeui;
CREATESTRUCTW Cs;
USER_REFERENCE_ENTRY Ref;
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
HANDLE pid = PsGetThreadProcessId(pti->pEThread);
if (!(pti->spDefaultImc) && pid == gpidLogon)
UserCreateInputContext(0);
if (!(pti->spDefaultImc) || IS_WND_IMELIKE(pwndTarget) || !(pti->rpdesk->pheapDesktop))
return NULL;
if (IS_WND_CHILD(pwndTarget) && !(pwndTarget->style & WS_VISIBLE) &&
pwndTarget->spwndParent->head.pti->ppi != pti->ppi)
{
return NULL;
}
RtlInitLargeUnicodeString(&WindowName, L"Default IME", 0);
ClassName.Buffer = (PWCH)(ULONG_PTR)gpsi->atomSysClass[ICLS_IME];
ClassName.Length = 0;
ClassName.MaximumLength = 0;
UserRefObjectCo(pwndTarget, &Ref);
RtlZeroMemory(&Cs, sizeof(Cs));
Cs.style = WS_POPUP | WS_DISABLED;
Cs.hInstance = hInst;
Cs.hwndParent = UserHMGetHandle(pwndTarget);
Cs.lpszName = WindowName.Buffer;
Cs.lpszClass = ClassName.Buffer;
// NOTE: LARGE_UNICODE_STRING is compatible to LARGE_STRING.
pImeWnd = co_UserCreateWindowEx(&Cs, &ClassName, (PLARGE_STRING)&WindowName, NULL, WINVER);
if (pImeWnd)
{
pimeui = ((PIMEWND)pImeWnd)->pimeui;
_SEH2_TRY
{
ProbeForWrite(pimeui, sizeof(IMEUI), 1);
pimeui->fDefault = TRUE;
if (IS_WND_CHILD(pwndTarget) && pwndTarget->spwndParent->head.pti != pti)
pimeui->fChildThreadDef = TRUE;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
}
_SEH2_END;
}
UserDerefObjectCo(pwndTarget);
return pImeWnd;
}
// Determines whether the system can destroy the default IME window for the target child window.
// Win: ImeCanDestroyDefIMEforChild
BOOL FASTCALL IntImeCanDestroyDefIMEforChild(PWND pImeWnd, PWND pwndTarget)
{
PWND pwndNode;
PIMEUI pimeui;
IMEUI SafeImeUI;
pimeui = ((PIMEWND)pImeWnd)->pimeui;
if (!pimeui || (LONG_PTR)pimeui == (LONG_PTR)-1)
return FALSE;
// Check IMEUI.fChildThreadDef
_SEH2_TRY
{
ProbeForRead(pimeui, sizeof(IMEUI), 1);
SafeImeUI = *pimeui;
if (!SafeImeUI.fChildThreadDef)
return FALSE;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
}
_SEH2_END;
// The parent of pwndTarget is NULL or of the same thread of pwndTarget?
if (pwndTarget->spwndParent == NULL ||
pwndTarget->head.pti == pwndTarget->spwndParent->head.pti)
{
return FALSE;
}
for (pwndNode = pwndTarget; pwndNode; pwndNode = pwndNode->spwndParent)
{
if (pwndNode == pwndNode->head.rpdesk->pDeskInfo->spwnd)
break;
if (IntFindNonImeRelatedWndOfSameThread(pwndNode->spwndParent, pwndTarget))
return FALSE;
}
return TRUE;
}
// Determines whether the system can destroy the default IME window for the non-child target window.
// Win: ImeCanDestroyDefIME
BOOL FASTCALL IntImeCanDestroyDefIME(PWND pImeWnd, PWND pwndTarget)
{
PWND pwndNode;
PIMEUI pimeui;
IMEUI SafeImeUI;
pimeui = ((PIMEWND)pImeWnd)->pimeui;
if (!pimeui || (LONG_PTR)pimeui == (LONG_PTR)-1)
return FALSE;
// Check IMEUI.fDestroy
_SEH2_TRY
{
ProbeForRead(pimeui, sizeof(IMEUI), 1);
SafeImeUI = *pimeui;
if (SafeImeUI.fDestroy)
return FALSE;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
}
_SEH2_END;
// Any ancestor of pImeWnd is pwndTarget?
if (pImeWnd->spwndOwner)
{
for (pwndNode = pImeWnd->spwndOwner; pwndNode; pwndNode = pwndNode->spwndOwner)
{
if (pwndNode == pwndTarget)
break;
}
if (!pwndNode)
return FALSE;
}
// Any ancestor of pwndTarget is IME-like?
for (pwndNode = pwndTarget; pwndNode; pwndNode = pwndNode->spwndOwner)
{
if (IS_WND_IMELIKE(pwndNode))
return FALSE;
}
// Adjust the ordering and top-mode status
IntImeSetFutureOwner(pImeWnd, pwndTarget);
for (pwndNode = pImeWnd->spwndOwner; pwndNode; pwndNode = pwndNode->spwndNext)
{
if (pwndNode == pImeWnd)
break;
}
if (pwndNode == pImeWnd)
IntImeCheckTopmost(pImeWnd);
// Is the owner of pImeWnd NULL or pwndTarget?
if (pImeWnd->spwndOwner && pwndTarget != pImeWnd->spwndOwner)
return FALSE;
WndSetOwner(pImeWnd, NULL);
return TRUE;
}
// Update IMEUI.fShowStatus flags and Send the WM_IME_NOTIFY messages.
// Win: xxxCheckImeShowStatus
BOOL FASTCALL IntCheckImeShowStatus(PWND pwndIme, PTHREADINFO pti)
{
BOOL ret = FALSE, bDifferent;
PWINDOWLIST pwl;
HWND *phwnd;
PWND pwndNode, pwndIMC;
PTHREADINFO ptiCurrent = GetW32ThreadInfo();
PIMEUI pimeui;
IMEUI SafeImeUI;
if (pwndIme->state2 & WNDS2_INDESTROY)
return FALSE;
// Build a window list
pwl = IntBuildHwndList(pwndIme->spwndParent->spwndChild, IACE_LIST, NULL);
if (!pwl)
return FALSE;
ret = TRUE;
for (phwnd = pwl->ahwnd; *phwnd != HWND_TERMINATOR; ++phwnd)
{
pwndNode = ValidateHwndNoErr(*phwnd);
if (!pwndNode || pwndIme == pwndNode)
continue;
if (pwndNode->pcls->atomClassName != gpsi->atomSysClass[ICLS_IME] ||
(pwndNode->state2 & WNDS2_INDESTROY))
{
continue;
}
pimeui = ((PIMEWND)pwndNode)->pimeui;
if (!pimeui || pimeui == (PIMEUI)-1)
continue;
if (pti && pti != pwndNode->head.pti)
continue;
// Attach to the process if necessary
bDifferent = FALSE;
if (pwndNode->head.pti->ppi != ptiCurrent->ppi)
{
KeAttachProcess(&(pwndNode->head.pti->ppi->peProcess->Pcb));
bDifferent = TRUE;
}
// Get pwndIMC and update IMEUI.fShowStatus flag
_SEH2_TRY
{
ProbeForWrite(pimeui, sizeof(IMEUI), 1);
SafeImeUI = *pimeui;
if (SafeImeUI.fShowStatus)
{
pwndIMC = ValidateHwndNoErr(pimeui->hwndIMC);
if (pwndIMC)
pimeui->fShowStatus = FALSE;
}
else
{
pwndIMC = NULL;
}
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
pwndIMC = NULL;
}
_SEH2_END;
// Detach from the process if necessary
if (bDifferent)
KeDetachProcess();
// Send the WM_IME_NOTIFY message
if (pwndIMC && pwndIMC->head.pti && !(pwndIMC->head.pti->TIF_flags & TIF_INCLEANUP))
{
HWND hImeWnd;
USER_REFERENCE_ENTRY Ref;
UserRefObjectCo(pwndIMC, &Ref);
hImeWnd = UserHMGetHandle(pwndIMC);
co_IntSendMessage(hImeWnd, WM_IME_NOTIFY, IMN_CLOSESTATUSWINDOW, 0);
UserDerefObjectCo(pwndIMC);
}
}
// Free the window list
IntFreeHwndList(pwl);
return ret;
}
// Send a UI message.
LRESULT FASTCALL
IntSendMessageToUI(PTHREADINFO ptiIME, PIMEUI pimeui, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
PWND pwndUI;
LRESULT ret = 0;
IMEUI SafeImeUI;
BOOL bDifferent = FALSE;
USER_REFERENCE_ENTRY Ref;
// Attach to the process if necessary
if (ptiIME != GetW32ThreadInfo())
{
bDifferent = TRUE;
KeAttachProcess(&(ptiIME->ppi->peProcess->Pcb));
}
// Get the pwndUI
_SEH2_TRY
{
ProbeForRead(pimeui, sizeof(IMEUI), 1);
SafeImeUI = *pimeui;
pwndUI = ValidateHwndNoErr(SafeImeUI.hwndUI);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
pwndUI = NULL;
}
_SEH2_END;
if (!pwndUI)
goto Quit;
// Increment the recursion count of the IME procedure.
// See also ImeWndProc_common of user32.
_SEH2_TRY
{
ProbeForWrite(&pimeui->nCntInIMEProc, sizeof(LONG), 1);
InterlockedIncrement(&pimeui->nCntInIMEProc);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
// Detach from the process if necessary
if (bDifferent)
KeDetachProcess();
UserRefObjectCo(pwndUI, &Ref);
ret = co_IntSendMessage(UserHMGetHandle(pwndUI), uMsg, wParam, lParam);
UserDerefObjectCo(pwndUI);
// Attach to the process if necessary
if (bDifferent)
KeAttachProcess(&(ptiIME->ppi->peProcess->Pcb));
// Decrement the recursion count of the IME procedure
_SEH2_TRY
{
ProbeForWrite(&pimeui->nCntInIMEProc, sizeof(LONG), 1);
InterlockedDecrement(&pimeui->nCntInIMEProc);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p\n", pimeui);
_SEH2_YIELD(goto Quit);
}
_SEH2_END;
Quit:
// Detach from the process if necessary
if (bDifferent)
KeDetachProcess();
return ret;
}
// Send the open status notification.
// Win: xxxSendOpenStatusNotify
VOID FASTCALL
IntSendOpenStatusNotify(PTHREADINFO ptiIME, PIMEUI pimeui, PWND pWnd, BOOL bOpen)
{
WPARAM wParam = (bOpen ? IMN_OPENSTATUSWINDOW : IMN_CLOSESTATUSWINDOW);
PTHREADINFO ptiWnd = pWnd->head.pti;
USER_REFERENCE_ENTRY Ref;
if (ptiWnd->dwExpWinVer >= WINVER_WINNT4 && pWnd->hImc)
{
UserRefObjectCo(pWnd, &Ref);
co_IntSendMessage(UserHMGetHandle(pWnd), WM_IME_NOTIFY, wParam, 0);
UserDerefObjectCo(pWnd);
}
else
{
IntSendMessageToUI(ptiIME, pimeui, WM_IME_NOTIFY, wParam, 0);
}
}
// Update the IME status and send a notification.
VOID FASTCALL IntNotifyImeShowStatus(PWND pImeWnd)
{
PIMEUI pimeui;
PWND pWnd;
PTHREADINFO pti, ptiIME;
BOOL bShow, bSendNotify = FALSE;
IMEUI SafeImeUI;
if (!IS_IMM_MODE() || (pImeWnd->state2 & WNDS2_INDESTROY))
return;
pti = PsGetCurrentThreadWin32Thread();
ptiIME = pImeWnd->head.pti;
// Attach to the process if necessary
if (pti != ptiIME)
KeAttachProcess(&(ptiIME->ppi->peProcess->Pcb));
// Get an IMEUI and check whether hwndIMC is valid and update fShowStatus
_SEH2_TRY
{
ProbeForWrite(pImeWnd, sizeof(IMEWND), 1);
pimeui = ((PIMEWND)pImeWnd)->pimeui;
SafeImeUI = *pimeui;
bShow = (gfIMEShowStatus == TRUE) && SafeImeUI.fCtrlShowStatus;
pWnd = ValidateHwndNoErr(SafeImeUI.hwndIMC);
if (!pWnd)
pWnd = ptiIME->MessageQueue->spwndFocus;
if (pWnd)
{
bSendNotify = TRUE;
pimeui->fShowStatus = bShow;
}
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
ERR("%p, %p\n", pImeWnd, pimeui);
if (pti != ptiIME)
KeDetachProcess();
_SEH2_YIELD(return);
}
_SEH2_END;
// Detach from the process if necessary
if (pti != ptiIME)
KeDetachProcess();
if (bSendNotify)
IntSendOpenStatusNotify(ptiIME, &SafeImeUI, pWnd, bShow);
if (!(pImeWnd->state2 & WNDS2_INDESTROY))
IntCheckImeShowStatus(pImeWnd, NULL);
}
// Win: xxxBroadcastImeShowStatusChange
BOOL FASTCALL IntBroadcastImeShowStatusChange(PWND pImeWnd, BOOL bShow)
{
if (gfIMEShowStatus == bShow || !IS_IMM_MODE())
return TRUE;
gfIMEShowStatus = bShow;
IntNotifyImeShowStatus(pImeWnd);
return TRUE;
}
/* Win: xxxCheckImeShowStatusInThread */
VOID FASTCALL IntCheckImeShowStatusInThread(PWND pImeWnd)
{
if (IS_IMM_MODE() && !(pImeWnd->state2 & WNDS2_INDESTROY))
IntCheckImeShowStatus(pImeWnd, pImeWnd->head.pti);
}
/* EOF */
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