reactos/win32ss/user/ntuser/simplecall.c
2022-11-17 10:27:12 +09:00

930 lines
24 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* PURPOSE: NtUserCallXxx call stubs
* FILE: win32ss/user/ntuser/simplecall.c
* PROGRAMERS: Ge van Geldorp (ge@gse.nl)
* Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
*/
#include <win32k.h>
DBG_DEFAULT_CHANNEL(UserMisc);
/* Registered logon process ID */
HANDLE gpidLogon = 0;
BOOL FASTCALL
co_IntRegisterLogonProcess(HANDLE ProcessId, BOOL Register)
{
NTSTATUS Status;
PEPROCESS Process;
Status = PsLookupProcessByProcessId(ProcessId, &Process);
if (!NT_SUCCESS(Status))
{
EngSetLastError(RtlNtStatusToDosError(Status));
return FALSE;
}
ProcessId = Process->UniqueProcessId;
ObDereferenceObject(Process);
if (Register)
{
/* Register the logon process */
if (gpidLogon != 0)
return FALSE;
gpidLogon = ProcessId;
}
else
{
/* Deregister the logon process */
if (gpidLogon != ProcessId)
return FALSE;
gpidLogon = 0;
}
return TRUE;
}
/*
* @unimplemented
*/
DWORD_PTR
APIENTRY
NtUserCallNoParam(DWORD Routine)
{
DWORD_PTR Result = 0;
TRACE("Enter NtUserCallNoParam\n");
UserEnterExclusive();
switch (Routine)
{
case NOPARAM_ROUTINE_CREATEMENU:
Result = (DWORD_PTR)UserCreateMenu(GetW32ThreadInfo()->rpdesk, FALSE);
break;
case NOPARAM_ROUTINE_CREATEMENUPOPUP:
Result = (DWORD_PTR)UserCreateMenu(GetW32ThreadInfo()->rpdesk, TRUE);
break;
case NOPARAM_ROUTINE_DESTROY_CARET:
Result = (DWORD_PTR)co_IntDestroyCaret(PsGetCurrentThread()->Tcb.Win32Thread);
break;
case NOPARAM_ROUTINE_INIT_MESSAGE_PUMP:
Result = (DWORD_PTR)IntInitMessagePumpHook();
break;
case NOPARAM_ROUTINE_UNINIT_MESSAGE_PUMP:
Result = (DWORD_PTR)IntUninitMessagePumpHook();
break;
case NOPARAM_ROUTINE_MSQCLEARWAKEMASK:
Result = (DWORD_PTR)IntMsqClearWakeMask();
break;
case NOPARAM_ROUTINE_GETMSESSAGEPOS:
{
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
Result = (DWORD_PTR)MAKELONG(pti->ptLast.x, pti->ptLast.y);
break;
}
case NOPARAM_ROUTINE_RELEASECAPTURE:
Result = (DWORD_PTR)IntReleaseCapture();
break;
case NOPARAM_ROUTINE_LOADUSERAPIHOOK:
Result = UserLoadApiHook();
break;
case NOPARAM_ROUTINE_ZAPACTIVEANDFOUS:
{
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
TRACE("Zapping the Active and Focus window out of the Queue!\n");
pti->MessageQueue->spwndFocus = NULL;
pti->MessageQueue->spwndActive = NULL;
Result = 0;
break;
}
case NOPARAM_ROUTINE_GETIMESHOWSTATUS:
Result = !!gfIMEShowStatus;
break;
/* this is a ReactOS only case and is needed for gui-on-demand */
case NOPARAM_ROUTINE_ISCONSOLEMODE:
Result = (ScreenDeviceContext == NULL);
break;
case NOPARAM_ROUTINE_UPDATEPERUSERIMMENABLING:
if (UserIsIMMEnabled())
gpsi->dwSRVIFlags |= SRVINFO_IMM32;
else
gpsi->dwSRVIFlags &= ~SRVINFO_IMM32;
Result = TRUE; // Always return TRUE.
break;
default:
ERR("Calling invalid routine number 0x%x in NtUserCallNoParam\n", Routine);
EngSetLastError(ERROR_INVALID_PARAMETER);
break;
}
TRACE("Leave NtUserCallNoParam, ret=%p\n",(PVOID)Result);
UserLeave();
return Result;
}
/*
* @implemented
*/
DWORD_PTR
APIENTRY
NtUserCallOneParam(
DWORD_PTR Param,
DWORD Routine)
{
DWORD_PTR Result;
TRACE("Enter NtUserCallOneParam\n");
UserEnterExclusive();
switch (Routine)
{
case ONEPARAM_ROUTINE_POSTQUITMESSAGE:
{
PTHREADINFO pti;
pti = PsGetCurrentThreadWin32Thread();
MsqPostQuitMessage(pti, Param);
Result = TRUE;
break;
}
case ONEPARAM_ROUTINE_BEGINDEFERWNDPOS:
{
PSMWP psmwp;
HDWP hDwp = NULL;
INT count = (INT)Param;
if (count < 0)
{
EngSetLastError(ERROR_INVALID_PARAMETER);
Result = 0;
break;
}
/* Windows allows zero count, in which case it allocates context for 8 moves */
if (count == 0) count = 8;
psmwp = (PSMWP)UserCreateObject(gHandleTable,
NULL,
NULL,
(PHANDLE)&hDwp,
TYPE_SETWINDOWPOS,
sizeof(SMWP));
if (!psmwp)
{
Result = 0;
break;
}
psmwp->acvr = ExAllocatePoolWithTag(PagedPool, count * sizeof(CVR), USERTAG_SWP);
if (!psmwp->acvr)
{
UserDeleteObject(hDwp, TYPE_SETWINDOWPOS);
Result = 0;
break;
}
RtlZeroMemory(psmwp->acvr, count * sizeof(CVR));
psmwp->bHandle = TRUE;
psmwp->ccvr = 0; // actualCount
psmwp->ccvrAlloc = count; // suggestedCount
Result = (DWORD_PTR)hDwp;
break;
}
case ONEPARAM_ROUTINE_SHOWCURSOR:
Result = (DWORD_PTR)UserShowCursor((BOOL)Param);
break;
case ONEPARAM_ROUTINE_GETDESKTOPMAPPING:
{
PTHREADINFO ti;
ti = GetW32ThreadInfo();
if (ti != NULL)
{
/* Try convert the pointer to a user mode pointer if the desktop is
mapped into the process */
Result = (DWORD_PTR)DesktopHeapAddressToUser((PVOID)Param);
}
else
{
Result = 0;
}
break;
}
case ONEPARAM_ROUTINE_WINDOWFROMDC:
Result = (DWORD_PTR)IntWindowFromDC((HDC)Param);
break;
case ONEPARAM_ROUTINE_SWAPMOUSEBUTTON:
{
Result = gspv.bMouseBtnSwap;
gspv.bMouseBtnSwap = Param ? TRUE : FALSE;
gpsi->aiSysMet[SM_SWAPBUTTON] = gspv.bMouseBtnSwap;
break;
}
case ONEPARAM_ROUTINE_SETCARETBLINKTIME:
Result = (DWORD_PTR)IntSetCaretBlinkTime((UINT)Param);
break;
case ONEPARAM_ROUTINE_SETMESSAGEEXTRAINFO:
Result = (DWORD_PTR)MsqSetMessageExtraInfo((LPARAM)Param);
break;
case ONEPARAM_ROUTINE_CREATEEMPTYCUROBJECT:
{
if (!(Result = (DWORD_PTR)IntCreateCurIconHandle((DWORD)Param)))
{
EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
Result = 0;
}
break;
}
case ONEPARAM_ROUTINE_ENABLEPROCWNDGHSTING:
{
BOOL Enable;
PPROCESSINFO Process = PsGetCurrentProcessWin32Process();
if (Process != NULL)
{
Enable = (BOOL)(Param != 0);
if (Enable)
{
Process->W32PF_flags &= ~W32PF_NOWINDOWGHOSTING;
}
else
{
Process->W32PF_flags |= W32PF_NOWINDOWGHOSTING;
}
Result = TRUE;
break;
}
Result = FALSE;
break;
}
case ONEPARAM_ROUTINE_GETINPUTEVENT:
Result = (DWORD_PTR)IntMsqSetWakeMask(Param);
break;
case ONEPARAM_ROUTINE_GETKEYBOARDTYPE:
Result = UserGetKeyboardType(Param);
break;
case ONEPARAM_ROUTINE_GETKEYBOARDLAYOUT:
Result = (DWORD_PTR)UserGetKeyboardLayout(Param);
break;
case ONEPARAM_ROUTINE_RELEASEDC:
Result = UserReleaseDC(NULL, (HDC) Param, FALSE);
break;
case ONEPARAM_ROUTINE_REALIZEPALETTE:
Result = UserRealizePalette((HDC) Param);
break;
case ONEPARAM_ROUTINE_GETQUEUESTATUS:
{
Result = IntGetQueueStatus((DWORD)Param);
break;
}
case ONEPARAM_ROUTINE_ENUMCLIPBOARDFORMATS:
/* FIXME: Should use UserEnterShared */
Result = UserEnumClipboardFormats(Param);
break;
case ONEPARAM_ROUTINE_GETCURSORPOS:
{
PPOINTL pptl;
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
Result = TRUE;
if (pti->rpdesk != IntGetActiveDesktop())
{
Result = FALSE;
break;
}
_SEH2_TRY
{
ProbeForWrite((POINT*)Param,sizeof(POINT),1);
pptl = (PPOINTL)Param;
*pptl = gpsi->ptCursor;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
Result = FALSE;
}
_SEH2_END;
break;
}
case ONEPARAM_ROUTINE_SETPROCDEFLAYOUT:
{
PPROCESSINFO ppi;
if (Param & LAYOUT_ORIENTATIONMASK || Param == LAYOUT_LTR)
{
ppi = PsGetCurrentProcessWin32Process();
ppi->dwLayout = Param;
Result = TRUE;
break;
}
EngSetLastError(ERROR_INVALID_PARAMETER);
Result = FALSE;
break;
}
case ONEPARAM_ROUTINE_GETPROCDEFLAYOUT:
{
PPROCESSINFO ppi;
PDWORD pdwLayout;
Result = TRUE;
if (PsGetCurrentProcess() == gpepCSRSS)
{
EngSetLastError(ERROR_INVALID_ACCESS);
Result = FALSE;
break;
}
ppi = PsGetCurrentProcessWin32Process();
_SEH2_TRY
{
pdwLayout = (PDWORD)Param;
*pdwLayout = ppi->dwLayout;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
SetLastNtError(_SEH2_GetExceptionCode());
Result = FALSE;
}
_SEH2_END;
break;
}
case ONEPARAM_ROUTINE_REPLYMESSAGE:
Result = co_MsqReplyMessage((LRESULT)Param);
break;
case ONEPARAM_ROUTINE_MESSAGEBEEP:
/* TODO: Implement sound sentry */
Result = UserPostMessage(hwndSAS, WM_LOGONNOTIFY, LN_MESSAGE_BEEP, Param);
break;
case ONEPARAM_ROUTINE_CREATESYSTEMTHREADS:
Result = UserSystemThreadProc(Param);
break;
case ONEPARAM_ROUTINE_LOCKFOREGNDWINDOW:
Result = (DWORD_PTR)IntLockSetForegroundWindow(Param);
break;
case ONEPARAM_ROUTINE_ALLOWSETFOREGND:
Result = (DWORD_PTR)IntAllowSetForegroundWindow(Param);
break;
default:
ERR("Calling invalid routine number 0x%x in NtUserCallOneParam(), Param=0x%x\n",
Routine, Param);
EngSetLastError(ERROR_INVALID_PARAMETER);
Result = 0;
break;
}
TRACE("Leave NtUserCallOneParam, ret=%p\n", (PVOID)Result);
UserLeave();
return Result;
}
/*
* @implemented
*/
DWORD_PTR
APIENTRY
NtUserCallTwoParam(
DWORD_PTR Param1,
DWORD_PTR Param2,
DWORD Routine)
{
PWND Window;
DWORD_PTR Ret;
TRACE("Enter NtUserCallTwoParam\n");
UserEnterExclusive();
switch (Routine)
{
case TWOPARAM_ROUTINE_REDRAWTITLE:
{
Window = UserGetWindowObject((HWND)Param1);
Ret = (DWORD_PTR)UserPaintCaption(Window, (INT)Param2);
break;
}
case TWOPARAM_ROUTINE_SETMENUBARHEIGHT:
{
PMENU MenuObject = IntGetMenuObject((HMENU)Param1);
if (!MenuObject)
{
Ret = 0;
break;
}
if (Param2 > 0)
{
Ret = (MenuObject->cyMenu == (int)Param2);
MenuObject->cyMenu = (int)Param2;
}
else
Ret = (DWORD_PTR)MenuObject->cyMenu;
IntReleaseMenuObject(MenuObject);
break;
}
case TWOPARAM_ROUTINE_SETGUITHRDHANDLE:
{
PTHREADINFO pti = (PTHREADINFO)PsGetCurrentThreadWin32Thread();
ASSERT(pti->MessageQueue);
Ret = (DWORD_PTR)MsqSetStateWindow(pti, (ULONG)Param1, (HWND)Param2);
break;
}
case TWOPARAM_ROUTINE_ENABLEWINDOW:
Ret = IntEnableWindow((HWND)Param1, (BOOL)Param2);
break;
case TWOPARAM_ROUTINE_SHOWOWNEDPOPUPS:
{
Window = UserGetWindowObject((HWND)Param1);
if (!Window)
{
Ret = 0;
break;
}
Ret = (DWORD_PTR)IntShowOwnedPopups(Window, (BOOL)Param2);
break;
}
case TWOPARAM_ROUTINE_ROS_UPDATEUISTATE:
{
WPARAM wParam;
Window = UserGetWindowObject((HWND)Param1);
if (!Window)
{
Ret = 0;
break;
}
/* Unpack wParam */
wParam = MAKEWPARAM((Param2 >> 3) & 0x3,
Param2 & (UISF_HIDEFOCUS | UISF_HIDEACCEL | UISF_ACTIVE));
Ret = UserUpdateUiState(Window, wParam);
break;
}
case TWOPARAM_ROUTINE_SWITCHTOTHISWINDOW:
{
HWND hwnd = (HWND)Param1;
BOOL fAltTab = (BOOL)Param2;
Ret = 0;
Window = UserGetWindowObject(hwnd);
if (!Window)
break;
if (gpqForeground && !fAltTab)
{
PWND pwndActive = gpqForeground->spwndActive;
if (pwndActive && !(pwndActive->ExStyle & WS_EX_TOPMOST))
{
co_WinPosSetWindowPos(pwndActive, HWND_BOTTOM, 0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE |
SWP_ASYNCWINDOWPOS);
}
UserSetActiveWindow(Window);
break;
}
co_IntSetForegroundWindowMouse(Window);
if (fAltTab && (Window->style & WS_MINIMIZE))
{
MSG msg = { Window->head.h, WM_SYSCOMMAND, SC_RESTORE, 0 };
MsqPostMessage(Window->head.pti, &msg, FALSE, QS_POSTMESSAGE, 0, 0);
}
break;
}
case TWOPARAM_ROUTINE_SETCARETPOS:
Ret = (DWORD_PTR)co_IntSetCaretPos((int)Param1, (int)Param2);
break;
case TWOPARAM_ROUTINE_REGISTERLOGONPROCESS:
Ret = (DWORD_PTR)co_IntRegisterLogonProcess((HANDLE)Param1, (BOOL)Param2);
break;
case TWOPARAM_ROUTINE_SETCURSORPOS:
Ret = (DWORD_PTR)UserSetCursorPos((int)Param1, (int)Param2, 0, 0, FALSE);
break;
case TWOPARAM_ROUTINE_UNHOOKWINDOWSHOOK:
Ret = IntUnhookWindowsHook((int)Param1, (HOOKPROC)Param2);
break;
default:
ERR("Calling invalid routine number 0x%x in NtUserCallTwoParam(), Param1=0x%x Parm2=0x%x\n",
Routine, Param1, Param2);
EngSetLastError(ERROR_INVALID_PARAMETER);
Ret = 0;
}
TRACE("Leave NtUserCallTwoParam, ret=%p\n", (PVOID)Ret);
UserLeave();
return Ret;
}
/*
* @unimplemented
*/
BOOL
APIENTRY
NtUserCallHwndLock(
HWND hWnd,
DWORD Routine)
{
BOOL Ret = FALSE;
PWND Window;
USER_REFERENCE_ENTRY Ref;
TRACE("Enter NtUserCallHwndLock\n");
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)))
{
Ret = FALSE;
goto Exit;
}
UserRefObjectCo(Window, &Ref);
/* FIXME: Routine can be 0x53 - 0x5E */
switch (Routine)
{
case HWNDLOCK_ROUTINE_ARRANGEICONICWINDOWS:
co_WinPosArrangeIconicWindows(Window);
break;
case HWNDLOCK_ROUTINE_DRAWMENUBAR:
{
TRACE("HWNDLOCK_ROUTINE_DRAWMENUBAR\n");
Ret = TRUE;
if ((Window->style & (WS_CHILD | WS_POPUP)) != WS_CHILD)
co_WinPosSetWindowPos(Window,
HWND_DESKTOP,
0, 0, 0, 0,
SWP_NOSIZE |
SWP_NOMOVE |
SWP_NOZORDER |
SWP_NOACTIVATE |
SWP_FRAMECHANGED);
break;
}
case HWNDLOCK_ROUTINE_REDRAWFRAME:
co_WinPosSetWindowPos(Window,
HWND_DESKTOP,
0, 0, 0, 0,
SWP_NOSIZE |
SWP_NOMOVE |
SWP_NOZORDER |
SWP_NOACTIVATE |
SWP_FRAMECHANGED);
Ret = TRUE;
break;
case HWNDLOCK_ROUTINE_REDRAWFRAMEANDHOOK:
co_WinPosSetWindowPos(Window,
HWND_DESKTOP,
0, 0, 0, 0,
SWP_NOSIZE |
SWP_NOMOVE |
SWP_NOZORDER |
SWP_NOACTIVATE |
SWP_FRAMECHANGED);
if (!Window->spwndOwner && !IntGetParent(Window))
{
co_IntShellHookNotify(HSHELL_REDRAW, (WPARAM)hWnd, FALSE); // FIXME Flashing?
}
Ret = TRUE;
break;
case HWNDLOCK_ROUTINE_SETFOREGROUNDWINDOW:
TRACE("co_IntSetForegroundWindow 1 0x%p\n", hWnd);
Ret = co_IntSetForegroundWindow(Window);
TRACE("co_IntSetForegroundWindow 2 0x%p\n", hWnd);
break;
case HWNDLOCK_ROUTINE_SETFOREGROUNDWINDOWMOUSE:
TRACE("co_IntSetForegroundWindow M 1 0x%p\n", hWnd);
Ret = co_IntSetForegroundWindowMouse(Window);
TRACE("co_IntSetForegroundWindow M 2 0x%p\n", hWnd);
break;
case HWNDLOCK_ROUTINE_UPDATEWINDOW:
co_IntUpdateWindows(Window, RDW_ALLCHILDREN, FALSE);
Ret = TRUE;
break;
case HWNDLOCK_ROUTINE_CHECKIMESHOWSTATUSINTHRD:
IntCheckImeShowStatusInThread(Window);
break;
}
UserDerefObjectCo(Window);
Exit:
TRACE("Leave NtUserCallHwndLock, ret=%u\n", Ret);
UserLeave();
return Ret;
}
/*
* @unimplemented
*/
HWND
APIENTRY
NtUserCallHwndOpt(
HWND hWnd,
DWORD Routine)
{
switch (Routine)
{
case HWNDOPT_ROUTINE_SETPROGMANWINDOW:
GetW32ThreadInfo()->pDeskInfo->hProgmanWindow = hWnd;
break;
case HWNDOPT_ROUTINE_SETTASKMANWINDOW:
GetW32ThreadInfo()->pDeskInfo->hTaskManWindow = hWnd;
break;
}
return hWnd;
}
DWORD
APIENTRY
NtUserCallHwnd(
HWND hWnd,
DWORD Routine)
{
switch (Routine)
{
case HWND_ROUTINE_GETWNDCONTEXTHLPID:
{
PWND Window;
DWORD HelpId;
UserEnterShared();
if (!(Window = UserGetWindowObject(hWnd)))
{
UserLeave();
return 0;
}
HelpId = (DWORD)(DWORD_PTR)UserGetProp(Window, gpsi->atomContextHelpIdProp, TRUE);
UserLeave();
return HelpId;
}
case HWND_ROUTINE_REGISTERSHELLHOOKWINDOW:
if (IntIsWindow(hWnd))
return IntRegisterShellHookWindow(hWnd);
return FALSE;
break;
case HWND_ROUTINE_DEREGISTERSHELLHOOKWINDOW:
if (IntIsWindow(hWnd))
return IntDeRegisterShellHookWindow(hWnd);
return FALSE;
case HWND_ROUTINE_SETMSGBOX:
{
PWND Window;
UserEnterExclusive();
if ((Window = UserGetWindowObject(hWnd)))
{
Window->state |= WNDS_MSGBOX;
}
UserLeave();
return FALSE;
}
}
STUB;
return 0;
}
DWORD
APIENTRY
NtUserCallHwndParam(
HWND hWnd,
DWORD_PTR Param,
DWORD Routine)
{
switch (Routine)
{
case HWNDPARAM_ROUTINE_KILLSYSTEMTIMER:
{
DWORD ret;
UserEnterExclusive();
ret = IntKillTimer(UserGetWindowObject(hWnd), (UINT_PTR)Param, TRUE);
UserLeave();
return ret;
}
case HWNDPARAM_ROUTINE_SETWNDCONTEXTHLPID:
{
PWND Window;
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)))
{
UserLeave();
return FALSE;
}
if (Param)
UserSetProp(Window, gpsi->atomContextHelpIdProp, (HANDLE)Param, TRUE);
else
UserRemoveProp(Window, gpsi->atomContextHelpIdProp, TRUE);
UserLeave();
return TRUE;
}
case HWNDPARAM_ROUTINE_SETDIALOGPOINTER:
{
PWND pWnd;
USER_REFERENCE_ENTRY Ref;
UserEnterExclusive();
if (!(pWnd = UserGetWindowObject(hWnd)))
{
UserLeave();
return 0;
}
UserRefObjectCo(pWnd, &Ref);
if (pWnd->head.pti->ppi == PsGetCurrentProcessWin32Process() &&
pWnd->cbwndExtra >= DLGWINDOWEXTRA &&
!(pWnd->state & WNDS_SERVERSIDEWINDOWPROC))
{
pWnd->DialogPointer = (PVOID)Param;
if (Param)
{
if (!pWnd->fnid) pWnd->fnid = FNID_DIALOG;
pWnd->state |= WNDS_DIALOGWINDOW;
}
else
{
pWnd->fnid |= FNID_DESTROY;
pWnd->state &= ~WNDS_DIALOGWINDOW;
}
}
UserDerefObjectCo(pWnd);
UserLeave();
return 0;
}
case HWNDPARAM_ROUTINE_ROS_NOTIFYWINEVENT:
{
PWND pWnd;
PNOTIFYEVENT pne;
UserEnterExclusive();
pne = (PNOTIFYEVENT)Param;
if (hWnd)
pWnd = UserGetWindowObject(hWnd);
else
pWnd = NULL;
IntNotifyWinEvent(pne->event, pWnd, pne->idObject, pne->idChild, pne->flags);
UserLeave();
return 0;
}
case HWNDPARAM_ROUTINE_CLEARWINDOWSTATE:
{
PWND pWnd;
UserEnterExclusive();
pWnd = UserGetWindowObject(hWnd);
if (pWnd) IntClearWindowState(pWnd, (UINT)Param);
UserLeave();
return 0;
}
case HWNDPARAM_ROUTINE_SETWINDOWSTATE:
{
PWND pWnd;
UserEnterExclusive();
pWnd = UserGetWindowObject(hWnd);
if (pWnd) IntSetWindowState(pWnd, (UINT)Param);
UserLeave();
return 0;
}
}
STUB;
return 0;
}
DWORD
APIENTRY
NtUserCallHwndParamLock(
HWND hWnd,
DWORD_PTR Param,
DWORD Routine)
{
DWORD Ret = FALSE;
PWND Window;
USER_REFERENCE_ENTRY Ref;
TRACE("Enter NtUserCallHwndParamLock\n");
UserEnterExclusive();
if (!(Window = UserGetWindowObject(hWnd)))
{
Ret = FALSE;
goto Exit;
}
UserRefObjectCo(Window, &Ref);
switch (Routine)
{
case TWOPARAM_ROUTINE_IMESHOWSTATUSCHANGE:
Ret = IntBroadcastImeShowStatusChange(Window, !!Param);
break;
case TWOPARAM_ROUTINE_VALIDATERGN:
{
PREGION Rgn = REGION_LockRgn((HRGN)Param);
Ret = (DWORD)co_UserRedrawWindow(Window, NULL, Rgn, RDW_VALIDATE);
if (Rgn) REGION_UnlockRgn(Rgn);
break;
}
}
UserDerefObjectCo(Window);
Exit:
TRACE("Leave NtUserCallHwndParamLock, ret=%lu\n", Ret);
UserLeave();
return Ret;
}
/* EOF */