2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS Win32k subsystem
4 * PURPOSE: Miscellaneous User functions
5 * FILE: subsystems/win32/win32k/ntuser/misc.c
6 * PROGRAMER: Ge van Geldorp (ge@gse.nl)
10 DBG_DEFAULT_CHANNEL(UserMisc
);
14 UserGetLanguageID(VOID
)
17 OBJECT_ATTRIBUTES ObAttr
;
18 // http://support.microsoft.com/kb/324097
19 ULONG Ret
= 0x409; // English
20 PKEY_VALUE_PARTIAL_INFORMATION pKeyInfo
;
21 ULONG Size
= sizeof(KEY_VALUE_PARTIAL_INFORMATION
) + MAX_PATH
*sizeof(WCHAR
);
22 UNICODE_STRING Language
;
24 RtlInitUnicodeString( &Language
,
25 L
"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Nls\\Language");
27 InitializeObjectAttributes( &ObAttr
,
33 if ( NT_SUCCESS(ZwOpenKey(&KeyHandle
, KEY_READ
, &ObAttr
)))
35 pKeyInfo
= ExAllocatePoolWithTag(PagedPool
, Size
, TAG_STRING
);
38 RtlInitUnicodeString(&Language
, L
"Default");
40 if ( NT_SUCCESS(ZwQueryValueKey( KeyHandle
,
42 KeyValuePartialInformation
,
47 RtlInitUnicodeString(&Language
, (PWSTR
)pKeyInfo
->Data
);
48 RtlUnicodeStringToInteger(&Language
, 16, &Ret
);
50 ExFreePoolWithTag(pKeyInfo
, TAG_STRING
);
54 TRACE("Language ID = %x\n",Ret
);
68 if (!pwndParent
) pwndParent
= pwnd
;
70 if ( pwndParent
->head
.pti
->ppi
!= PsGetCurrentProcessWin32Process())
72 return (HBRUSH
)IntDefWindowProc( pwndParent
, CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
), FALSE
);
75 hBrush
= (HBRUSH
)co_IntSendMessage( UserHMGetHandle(pwndParent
), CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
));
77 if (!hBrush
|| !GreIsHandleValid(hBrush
))
79 hBrush
= (HBRUSH
)IntDefWindowProc( pwndParent
, CtlMsg
, (WPARAM
)hdc
, (LPARAM
)UserHMGetHandle(pwnd
), FALSE
);
91 PWND pwndParent
= IntGetParent(pwnd
);
92 return GetControlColor( pwndParent
, pwnd
, hdc
, ctlType
);
97 NtUserGetControlBrush(
103 HBRUSH hBrush
= NULL
;
105 UserEnterExclusive();
106 if ( (pwnd
= UserGetWindowObject(hwnd
)) &&
107 ((ctlType
- WM_CTLCOLORMSGBOX
) < CTLCOLOR_MAX
) &&
110 hBrush
= GetControlBrush(pwnd
, hdc
, ctlType
);
117 * Called from PaintRect, works almost like wine PaintRect16 but returns hBrush.
121 NtUserGetControlColor(
125 UINT CtlMsg
) // Wine PaintRect: WM_CTLCOLORMSGBOX + hbrush
127 PWND pwnd
, pwndParent
= NULL
;
128 HBRUSH hBrush
= NULL
;
130 UserEnterExclusive();
131 if ( (pwnd
= UserGetWindowObject(hwnd
)) &&
132 ((CtlMsg
- WM_CTLCOLORMSGBOX
) < CTLCOLOR_MAX
) &&
135 if (hwndParent
) pwndParent
= UserGetWindowObject(hwndParent
);
136 hBrush
= GetControlColor( pwndParent
, pwnd
, hdc
, CtlMsg
);
146 NtUserGetThreadState(
151 TRACE("Enter NtUserGetThreadState\n");
152 if (Routine
!= THREADSTATE_GETTHREADINFO
)
158 UserEnterExclusive();
163 case THREADSTATE_GETTHREADINFO
:
166 case THREADSTATE_FOCUSWINDOW
:
167 ret
= (DWORD_PTR
)IntGetThreadFocusWindow();
169 case THREADSTATE_CAPTUREWINDOW
:
170 /* FIXME: Should use UserEnterShared */
171 ret
= (DWORD_PTR
)IntGetCapture();
173 case THREADSTATE_PROGMANWINDOW
:
174 ret
= (DWORD_PTR
)GetW32ThreadInfo()->pDeskInfo
->hProgmanWindow
;
176 case THREADSTATE_TASKMANWINDOW
:
177 ret
= (DWORD_PTR
)GetW32ThreadInfo()->pDeskInfo
->hTaskManWindow
;
179 case THREADSTATE_ACTIVEWINDOW
:
180 ret
= (DWORD_PTR
)UserGetActiveWindow();
182 case THREADSTATE_INSENDMESSAGE
:
184 PUSER_SENT_MESSAGE Message
=
185 ((PTHREADINFO
)PsGetCurrentThreadWin32Thread())->pusmCurrent
;
186 ERR("THREADSTATE_INSENDMESSAGE\n");
191 if (Message
->SenderQueue
)
195 if (Message
->CompletionCallback
)
196 ret
= ISMEX_CALLBACK
;
200 /* If ReplyMessage */
201 if (Message
->QS_Flags
& QS_SMRESULT
) ret
|= ISMEX_REPLIED
;
206 case THREADSTATE_GETMESSAGETIME
:
207 ret
= ((PTHREADINFO
)PsGetCurrentThreadWin32Thread())->timeLast
;
210 case THREADSTATE_UPTIMELASTREAD
:
213 LARGE_INTEGER LargeTickCount
;
214 pti
= PsGetCurrentThreadWin32Thread();
215 KeQueryTickCount(&LargeTickCount
);
216 pti
->MessageQueue
->LastMsgRead
= LargeTickCount
.u
.LowPart
;
217 pti
->pcti
->tickLastMsgChecked
= LargeTickCount
.u
.LowPart
;
221 case THREADSTATE_GETINPUTSTATE
:
222 ret
= LOWORD(IntGetQueueStatus(QS_POSTMESSAGE
|QS_TIMER
|QS_PAINT
|QS_SENDMESSAGE
|QS_INPUT
)) & (QS_KEY
| QS_MOUSEBUTTON
);
225 case THREADSTATE_FOREGROUNDTHREAD
:
226 ret
= (gpqForeground
== GetW32ThreadInfo()->MessageQueue
);
228 case THREADSTATE_GETCURSOR
:
229 ret
= (DWORD_PTR
) (GetW32ThreadInfo()->MessageQueue
->CursorObject
?
230 UserHMGetHandle(GetW32ThreadInfo()->MessageQueue
->CursorObject
) : 0);
234 TRACE("Leave NtUserGetThreadState, ret=%i\n", ret
);
242 NtUserSetThreadState(
248 // Test the only flags user can change.
249 if (Set
& ~(QF_FF10STATUS
|QF_DIALOGACTIVE
|QF_TABSWITCHING
|QF_FMENUSTATUS
|QF_FMENUSTATUSBREAK
)) return 0;
250 if (Flags
& ~(QF_FF10STATUS
|QF_DIALOGACTIVE
|QF_TABSWITCHING
|QF_FMENUSTATUS
|QF_FMENUSTATUSBREAK
)) return 0;
251 UserEnterExclusive();
252 pti
= PsGetCurrentThreadWin32Thread();
253 if (pti
->MessageQueue
)
255 Ret
= pti
->MessageQueue
->QF_flags
; // Get the queue flags.
257 pti
->MessageQueue
->QF_flags
|= (Set
&Flags
); // Set the queue flags.
260 if (Flags
) pti
->MessageQueue
->QF_flags
&= ~Flags
; // Clr the queue flags.
269 NtUserGetDoubleClickTime(VOID
)
273 TRACE("Enter NtUserGetDoubleClickTime\n");
276 // FIXME: Check if this works on non-interactive winsta
277 Result
= gspv
.iDblClickTime
;
279 TRACE("Leave NtUserGetDoubleClickTime, ret=%i\n", Result
);
286 NtUserGetGUIThreadInfo(
287 DWORD idThread
, /* If NULL use foreground thread */
288 LPGUITHREADINFO lpgui
)
291 PTHRDCARETINFO CaretInfo
;
292 GUITHREADINFO SafeGui
;
294 PUSER_MESSAGE_QUEUE MsgQueue
;
295 PTHREADINFO W32Thread
;
296 PETHREAD Thread
= NULL
;
298 DECLARE_RETURN(BOOLEAN
);
300 TRACE("Enter NtUserGetGUIThreadInfo\n");
303 Status
= MmCopyFromCaller(&SafeGui
, lpgui
, sizeof(DWORD
));
304 if(!NT_SUCCESS(Status
))
306 SetLastNtError(Status
);
310 if(SafeGui
.cbSize
!= sizeof(GUITHREADINFO
))
312 EngSetLastError(ERROR_INVALID_PARAMETER
);
318 Status
= PsLookupThreadByThreadId((HANDLE
)(DWORD_PTR
)idThread
, &Thread
);
319 if(!NT_SUCCESS(Status
))
321 EngSetLastError(ERROR_ACCESS_DENIED
);
324 W32Thread
= (PTHREADINFO
)Thread
->Tcb
.Win32Thread
;
325 Desktop
= W32Thread
->rpdesk
;
328 { /* Get the foreground thread */
329 Thread
= PsGetCurrentThread();
330 W32Thread
= (PTHREADINFO
)Thread
->Tcb
.Win32Thread
;
331 Desktop
= W32Thread
->rpdesk
;
334 if (!Thread
|| !Desktop
)
336 if(idThread
&& Thread
)
337 ObDereferenceObject(Thread
);
338 EngSetLastError(ERROR_ACCESS_DENIED
);
342 if ( W32Thread
->MessageQueue
)
343 MsgQueue
= W32Thread
->MessageQueue
;
346 if ( Desktop
) MsgQueue
= Desktop
->ActiveMessageQueue
;
349 CaretInfo
= MsgQueue
->CaretInfo
;
351 SafeGui
.flags
= (CaretInfo
->Visible
? GUI_CARETBLINKING
: 0);
353 if (MsgQueue
->MenuOwner
)
354 SafeGui
.flags
|= GUI_INMENUMODE
| MsgQueue
->MenuState
;
356 if (MsgQueue
->MoveSize
)
357 SafeGui
.flags
|= GUI_INMOVESIZE
;
359 /* FIXME: Add flag GUI_16BITTASK */
361 SafeGui
.hwndActive
= MsgQueue
->spwndActive
? UserHMGetHandle(MsgQueue
->spwndActive
) : 0;
362 SafeGui
.hwndFocus
= MsgQueue
->spwndFocus
? UserHMGetHandle(MsgQueue
->spwndFocus
) : 0;
363 SafeGui
.hwndCapture
= MsgQueue
->spwndCapture
? UserHMGetHandle(MsgQueue
->spwndCapture
) : 0;
364 SafeGui
.hwndMenuOwner
= MsgQueue
->MenuOwner
;
365 SafeGui
.hwndMoveSize
= MsgQueue
->MoveSize
;
366 SafeGui
.hwndCaret
= CaretInfo
->hWnd
;
368 SafeGui
.rcCaret
.left
= CaretInfo
->Pos
.x
;
369 SafeGui
.rcCaret
.top
= CaretInfo
->Pos
.y
;
370 SafeGui
.rcCaret
.right
= SafeGui
.rcCaret
.left
+ CaretInfo
->Size
.cx
;
371 SafeGui
.rcCaret
.bottom
= SafeGui
.rcCaret
.top
+ CaretInfo
->Size
.cy
;
374 ObDereferenceObject(Thread
);
376 Status
= MmCopyToCaller(lpgui
, &SafeGui
, sizeof(GUITHREADINFO
));
377 if(!NT_SUCCESS(Status
))
379 SetLastNtError(Status
);
386 TRACE("Leave NtUserGetGUIThreadInfo, ret=%i\n",_ret_
);
394 NtUserGetGuiResources(
399 PPROCESSINFO W32Process
;
402 DECLARE_RETURN(DWORD
);
404 TRACE("Enter NtUserGetGuiResources\n");
407 Status
= ObReferenceObjectByHandle(hProcess
,
408 PROCESS_QUERY_INFORMATION
,
414 if(!NT_SUCCESS(Status
))
416 SetLastNtError(Status
);
420 W32Process
= (PPROCESSINFO
)Process
->Win32Process
;
423 ObDereferenceObject(Process
);
424 EngSetLastError(ERROR_INVALID_PARAMETER
);
432 Ret
= (DWORD
)W32Process
->GDIHandleCount
;
437 Ret
= (DWORD
)W32Process
->UserHandleCount
;
442 EngSetLastError(ERROR_INVALID_PARAMETER
);
447 ObDereferenceObject(Process
);
452 TRACE("Leave NtUserGetGuiResources, ret=%i\n",_ret_
);
458 IntSetWindowState(PWND pWnd
, UINT Flag
)
461 if (gptiCurrent
->ppi
!= pWnd
->head
.pti
->ppi
) return;
462 bit
= 1 << LOWORD(Flag
);
463 TRACE("SWS %x\n",bit
);
473 pWnd
->ExStyle2
|= bit
;
479 IntClearWindowState(PWND pWnd
, UINT Flag
)
482 if (gptiCurrent
->ppi
!= pWnd
->head
.pti
->ppi
) return;
483 bit
= 1 << LOWORD(Flag
);
484 TRACE("CWS %x\n",bit
);
491 pWnd
->state2
&= ~bit
;
494 pWnd
->ExStyle2
&= ~bit
;
500 IntSafeCopyUnicodeString(PUNICODE_STRING Dest
,
501 PUNICODE_STRING Source
)
506 Status
= MmCopyFromCaller(Dest
, Source
, sizeof(UNICODE_STRING
));
507 if(!NT_SUCCESS(Status
))
512 if(Dest
->Length
> 0x4000)
514 return STATUS_UNSUCCESSFUL
;
519 Dest
->MaximumLength
= Dest
->Length
;
521 if(Dest
->Length
> 0 && Src
)
523 Dest
->Buffer
= ExAllocatePoolWithTag(PagedPool
, Dest
->MaximumLength
, TAG_STRING
);
526 return STATUS_NO_MEMORY
;
529 Status
= MmCopyFromCaller(Dest
->Buffer
, Src
, Dest
->Length
);
530 if(!NT_SUCCESS(Status
))
532 ExFreePoolWithTag(Dest
->Buffer
, TAG_STRING
);
538 return STATUS_SUCCESS
;
541 /* String is empty */
542 return STATUS_SUCCESS
;
546 IntSafeCopyUnicodeStringTerminateNULL(PUNICODE_STRING Dest
,
547 PUNICODE_STRING Source
)
552 Status
= MmCopyFromCaller(Dest
, Source
, sizeof(UNICODE_STRING
));
553 if(!NT_SUCCESS(Status
))
558 if(Dest
->Length
> 0x4000)
560 return STATUS_UNSUCCESSFUL
;
565 Dest
->MaximumLength
= 0;
567 if(Dest
->Length
> 0 && Src
)
569 Dest
->MaximumLength
= Dest
->Length
+ sizeof(WCHAR
);
570 Dest
->Buffer
= ExAllocatePoolWithTag(PagedPool
, Dest
->MaximumLength
, TAG_STRING
);
573 return STATUS_NO_MEMORY
;
576 Status
= MmCopyFromCaller(Dest
->Buffer
, Src
, Dest
->Length
);
577 if(!NT_SUCCESS(Status
))
579 ExFreePoolWithTag(Dest
->Buffer
, TAG_STRING
);
584 /* Make sure the string is null-terminated */
585 Src
= (PWSTR
)((PBYTE
)Dest
->Buffer
+ Dest
->Length
);
588 return STATUS_SUCCESS
;
591 /* String is empty */
592 return STATUS_SUCCESS
;
595 void UserDbgAssertThreadInfo(BOOL showCaller
)
602 ppi
= PsGetCurrentProcessWin32Process();
603 pti
= PsGetCurrentThreadWin32Thread();
604 Teb
= NtCurrentTeb();
605 pci
= GetWin32ClientInfo();
609 ASSERT(pti
->ppi
== ppi
);
610 ASSERT(pti
->pClientInfo
== pci
);
611 ASSERT(Teb
->Win32ThreadInfo
== pti
);
612 ASSERT(pci
->ppi
== ppi
);
613 ASSERT(pci
->fsHooks
== pti
->fsHooks
);
614 ASSERT(pci
->ulClientDelta
== DesktopHeapGetUserDelta());
615 if (pti
->pcti
&& pci
->pDeskInfo
)
616 ASSERT(pci
->pClientThreadInfo
== (PVOID
)((ULONG_PTR
)pti
->pcti
- pci
->ulClientDelta
));
617 if (pti
->KeyboardLayout
)
618 ASSERT(pci
->hKL
== pti
->KeyboardLayout
->hkl
);
619 if(pti
->rpdesk
!= NULL
)
620 ASSERT(pti
->pDeskInfo
== pti
->rpdesk
->pDeskInfo
);
622 /*too bad we still get this assertion*/
623 /* ASSERT(pci->dwTIFlags == pti->TIF_flags); */
624 if(pci
->dwTIFlags
!= pti
->TIF_flags
)
626 ERR("pci->dwTIFlags(0x%x) doesn't match pti->TIF_flags(0x%x)\n", pci
->dwTIFlags
, pti
->TIF_flags
);
629 DbgPrint("Caller:\n");
630 KeRosDumpStackFrames(NULL
, 10);
632 pci
->dwTIFlags
= pti
->TIF_flags
;
638 UserDbgPreServiceHook(ULONG ulSyscallId
, PULONG_PTR pulArguments
)
640 UserDbgAssertThreadInfo(FALSE
);
645 UserDbgPostServiceHook(ULONG ulSyscallId
, ULONG_PTR ulResult
)
647 /* Make sure that the first syscall is NtUserInitialize */
648 /* too bad this fails */
649 //ASSERT(gbInitialized);
651 UserDbgAssertThreadInfo(TRUE
);
658 GetW32ProcessInfo(VOID
)
660 return (PPROCESSINFO
)PsGetCurrentProcessWin32Process();
664 GetW32ThreadInfo(VOID
)
666 UserDbgAssertThreadInfo(TRUE
);
667 return (PTHREADINFO
)PsGetCurrentThreadWin32Thread();