reactos/win32ss/user/ntuser/simplecall.c

   1 /*
   2  * COPYRIGHT:        See COPYING in the top level directory
   3  * PROJECT:          ReactOS kernel
   4  * PURPOSE:          NtUserCallXxx call stubs
   5  * FILE:             subsystem/win32/win32k/ntuser/simplecall.c
   6  * PROGRAMER:        Ge van Geldorp (ge@gse.nl)
   7  */
   8
   9 #include <win32k.h>
  10 DBG_DEFAULT_CHANNEL(UserMisc);
  11
  12 /* registered Logon process */
  13 PPROCESSINFO LogonProcess = NULL;
  14
  15 BOOL FASTCALL
  16 co_IntRegisterLogonProcess(HANDLE ProcessId, BOOL Register)
  17 {
  18    PEPROCESS Process;
  19    NTSTATUS Status;
  20    CSR_API_MESSAGE Request;
  21
  22    Status = PsLookupProcessByProcessId(ProcessId,
  23                                        &Process);
  24    if (!NT_SUCCESS(Status))
  25    {
  26       EngSetLastError(RtlNtStatusToDosError(Status));
  27       return FALSE;
  28    }
  29
  30    if (Register)
  31    {
  32       /* Register the logon process */
  33       if (LogonProcess != NULL)
  34       {
  35          ObDereferenceObject(Process);
  36          return FALSE;
  37       }
  38
  39       LogonProcess = (PPROCESSINFO)Process->Win32Process;
  40    }
  41    else
  42    {
  43       /* Deregister the logon process */
  44       if (LogonProcess != (PPROCESSINFO)Process->Win32Process)
  45       {
  46          ObDereferenceObject(Process);
  47          return FALSE;
  48       }
  49
  50       LogonProcess = NULL;
  51    }
  52
  53    ObDereferenceObject(Process);
  54
  55    Request.Type = MAKE_CSR_API(REGISTER_LOGON_PROCESS, CSR_GUI);
  56    Request.Data.RegisterLogonProcessRequest.ProcessId = ProcessId;
  57    Request.Data.RegisterLogonProcessRequest.Register = Register;
  58
  59    Status = co_CsrNotify(&Request);
  60    if (! NT_SUCCESS(Status))
  61    {
  62       ERR("Failed to register logon process with CSRSS\n");
  63       return FALSE;
  64    }
  65
  66    return TRUE;
  67 }
  68
  69 /*
  70  * @unimplemented
  71  */
  72 DWORD_PTR
  73 APIENTRY
  74 NtUserCallNoParam(DWORD Routine)
  75 {
  76    DWORD_PTR Result = 0;
  77    DECLARE_RETURN(DWORD_PTR);
  78
  79    TRACE("Enter NtUserCallNoParam\n");
  80    UserEnterExclusive();
  81
  82    switch(Routine)
  83    {
  84       case NOPARAM_ROUTINE_CREATEMENU:
  85          Result = (DWORD_PTR)UserCreateMenu(FALSE);
  86          break;
  87
  88       case NOPARAM_ROUTINE_CREATEMENUPOPUP:
  89          Result = (DWORD_PTR)UserCreateMenu(TRUE);
  90          break;
  91
  92       case NOPARAM_ROUTINE_DESTROY_CARET:
  93          Result = (DWORD_PTR)co_IntDestroyCaret(PsGetCurrentThread()->Tcb.Win32Thread);
  94          break;
  95
  96       case NOPARAM_ROUTINE_INIT_MESSAGE_PUMP:
  97          Result = (DWORD_PTR)IntInitMessagePumpHook();
  98          break;
  99
 100       case NOPARAM_ROUTINE_UNINIT_MESSAGE_PUMP:
 101          Result = (DWORD_PTR)IntUninitMessagePumpHook();
 102          break;
 103
 104       case NOPARAM_ROUTINE_GETMESSAGEEXTRAINFO:
 105          Result = (DWORD_PTR)MsqGetMessageExtraInfo();
 106          break;
 107
 108       case NOPARAM_ROUTINE_MSQCLEARWAKEMASK:
 109          RETURN( (DWORD_PTR)IntMsqClearWakeMask());
 110
 111       case NOPARAM_ROUTINE_GETMSESSAGEPOS:
 112       {
 113          PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
 114          RETURN( (DWORD_PTR)MAKELONG(pti->ptLast.x, pti->ptLast.y));
 115       }
 116
 117       case NOPARAM_ROUTINE_RELEASECAPTURE:
 118          RETURN( (DWORD_PTR)IntReleaseCapture());
 119
 120       case NOPARAM_ROUTINE_LOADUSERAPIHOOK:
 121           RETURN(UserLoadApiHook());
 122
 123       default:
 124          ERR("Calling invalid routine number 0x%x in NtUserCallNoParam\n", Routine);
 125          EngSetLastError(ERROR_INVALID_PARAMETER);
 126          break;
 127    }
 128    RETURN(Result);
 129
 130 CLEANUP:
 131    TRACE("Leave NtUserCallNoParam, ret=%i\n",_ret_);
 132    UserLeave();
 133    END_CLEANUP;
 134 }
 135
 136
 137 /*
 138  * @implemented
 139  */
 140 DWORD_PTR
 141 APIENTRY
 142 NtUserCallOneParam(
 143    DWORD_PTR Param,
 144    DWORD Routine)
 145 {
 146    DECLARE_RETURN(DWORD_PTR);
 147
 148    TRACE("Enter NtUserCallOneParam\n");
 149
 150    UserEnterExclusive();
 151
 152    switch(Routine)
 153    {
 154       case ONEPARAM_ROUTINE_POSTQUITMESSAGE:
 155           {
 156                 PTHREADINFO pti;
 157                 pti = PsGetCurrentThreadWin32Thread();
 158                 MsqPostQuitMessage(pti->MessageQueue, Param);
 159                 RETURN(TRUE);
 160           }
 161
 162       case ONEPARAM_ROUTINE_BEGINDEFERWNDPOS:
 163          {
 164              PSMWP psmwp;
 165              HDWP hDwp = NULL;
 166              INT count = (INT)Param;
 167
 168              if (count < 0)
 169              {
 170                 EngSetLastError(ERROR_INVALID_PARAMETER);
 171                 RETURN(0);
 172              }
 173              /* Windows allows zero count, in which case it allocates context for 8 moves */
 174              if (count == 0) count = 8;
 175
 176              psmwp = (PSMWP) UserCreateObject( gHandleTable,
 177                                                NULL,
 178                                               (PHANDLE)&hDwp,
 179                                                otSMWP,
 180                                                sizeof(SMWP));
 181              if (!psmwp) RETURN(0);
 182              psmwp->acvr = ExAllocatePoolWithTag(PagedPool, count * sizeof(CVR), USERTAG_SWP);
 183              if (!psmwp->acvr)
 184              {
 185                 UserDeleteObject(hDwp, otSMWP);
 186                 RETURN(0);
 187              }
 188              RtlZeroMemory(psmwp->acvr, count * sizeof(CVR));
 189              psmwp->bHandle = TRUE;
 190              psmwp->ccvr = 0;          // actualCount
 191              psmwp->ccvrAlloc = count; // suggestedCount
 192              RETURN((DWORD_PTR)hDwp);
 193          }
 194
 195       case ONEPARAM_ROUTINE_SHOWCURSOR:
 196          RETURN( (DWORD_PTR)UserShowCursor((BOOL)Param) );
 197
 198       case ONEPARAM_ROUTINE_GETDESKTOPMAPPING:
 199          {
 200              PTHREADINFO ti;
 201              ti = GetW32ThreadInfo();
 202              if (ti != NULL)
 203              {
 204                 /* Try convert the pointer to a user mode pointer if the desktop is
 205                    mapped into the process */
 206                 RETURN((DWORD_PTR)DesktopHeapAddressToUser((PVOID)Param));
 207              }
 208              else
 209              {
 210                 RETURN(0);
 211              }
 212          }
 213
 214       case ONEPARAM_ROUTINE_WINDOWFROMDC:
 215          RETURN( (DWORD_PTR)IntWindowFromDC((HDC)Param));
 216
 217       case ONEPARAM_ROUTINE_SWAPMOUSEBUTTON:
 218          {
 219             DWORD_PTR Result;
 220
 221             Result = gspv.bMouseBtnSwap;
 222             gspv.bMouseBtnSwap = Param ? TRUE : FALSE;
 223             gpsi->aiSysMet[SM_SWAPBUTTON] = gspv.bMouseBtnSwap;
 224             RETURN(Result);
 225          }
 226
 227       case ONEPARAM_ROUTINE_SWITCHCARETSHOWING:
 228          RETURN( (DWORD_PTR)IntSwitchCaretShowing((PVOID)Param));
 229
 230       case ONEPARAM_ROUTINE_SETCARETBLINKTIME:
 231          RETURN( (DWORD_PTR)IntSetCaretBlinkTime((UINT)Param));
 232
 233       case ONEPARAM_ROUTINE_SETMESSAGEEXTRAINFO:
 234          RETURN( (DWORD_PTR)MsqSetMessageExtraInfo((LPARAM)Param));
 235
 236       case ONEPARAM_ROUTINE_CREATEEMPTYCUROBJECT:
 237          {
 238             PCURICON_OBJECT CurIcon;
 239                         DWORD_PTR Result ;
 240
 241             if (!(CurIcon = IntCreateCurIconHandle()))
 242             {
 243                EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
 244                RETURN(0);
 245             }
 246
 247             Result = (DWORD_PTR)CurIcon->Self;
 248                         UserDereferenceObject(CurIcon);
 249                         RETURN(Result);
 250          }
 251
 252       case ONEPARAM_ROUTINE_GETCURSORPOSITION:
 253          {
 254              BOOL ret = TRUE;
 255
 256             _SEH2_TRY
 257             {
 258                ProbeForWrite((POINT*)Param,sizeof(POINT),1);
 259                RtlCopyMemory((POINT*)Param,&gpsi->ptCursor,sizeof(POINT));
 260             }
 261             _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
 262             {
 263                 SetLastNtError(_SEH2_GetExceptionCode());
 264                 ret = FALSE;
 265             }
 266             _SEH2_END;
 267
 268             RETURN (ret);
 269          }
 270
 271       case ONEPARAM_ROUTINE_ENABLEPROCWNDGHSTING:
 272          {
 273             BOOL Enable;
 274             PPROCESSINFO Process = PsGetCurrentProcessWin32Process();
 275
 276             if(Process != NULL)
 277             {
 278                Enable = (BOOL)(Param != 0);
 279
 280                if(Enable)
 281                {
 282                   Process->W32PF_flags &= ~W32PF_NOWINDOWGHOSTING;
 283                }
 284                else
 285                {
 286                   Process->W32PF_flags |= W32PF_NOWINDOWGHOSTING;
 287                }
 288
 289                RETURN( TRUE);
 290             }
 291
 292             RETURN( FALSE);
 293          }
 294
 295       case ONEPARAM_ROUTINE_GETINPUTEVENT:
 296          RETURN( (DWORD_PTR)IntMsqSetWakeMask(Param));
 297
 298       case ONEPARAM_ROUTINE_GETKEYBOARDTYPE:
 299          RETURN( UserGetKeyboardType(Param));
 300
 301       case ONEPARAM_ROUTINE_GETKEYBOARDLAYOUT:
 302          RETURN( (DWORD_PTR)UserGetKeyboardLayout(Param));
 303
 304       case ONEPARAM_ROUTINE_RELEASEDC:
 305          RETURN (UserReleaseDC(NULL, (HDC) Param, FALSE));
 306
 307       case ONEPARAM_ROUTINE_REALIZEPALETTE:
 308          RETURN (UserRealizePalette((HDC) Param));
 309
 310       case ONEPARAM_ROUTINE_GETQUEUESTATUS:
 311       {
 312          RETURN (IntGetQueueStatus((DWORD)Param));
 313       }
 314       case ONEPARAM_ROUTINE_ENUMCLIPBOARDFORMATS:
 315          /* FIXME: Should use UserEnterShared */
 316          RETURN(UserEnumClipboardFormats(Param));
 317
 318       case ONEPARAM_ROUTINE_CSRSS_GUICHECK:
 319           IntUserManualGuiCheck(Param);
 320           RETURN(TRUE);
 321
 322       case ONEPARAM_ROUTINE_GETCURSORPOS:
 323       {
 324           BOOL Ret = TRUE;
 325           PPOINTL pptl;
 326           PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
 327           if (pti->hdesk != InputDesktopHandle) RETURN(FALSE);
 328           _SEH2_TRY
 329           {
 330              pptl = (PPOINTL)Param;
 331              *pptl = gpsi->ptCursor;
 332           }
 333           _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
 334           {
 335              Ret = FALSE;
 336           }
 337           _SEH2_END;
 338           RETURN(Ret);
 339       }
 340       case ONEPARAM_ROUTINE_SETPROCDEFLAYOUT:
 341       {
 342           PPROCESSINFO ppi;
 343           if (Param & LAYOUT_ORIENTATIONMASK)
 344           {
 345              ppi = PsGetCurrentProcessWin32Process();
 346              ppi->dwLayout = Param;
 347              RETURN(TRUE);
 348           }
 349           EngSetLastError(ERROR_INVALID_PARAMETER);
 350           RETURN(FALSE);
 351       }
 352       case ONEPARAM_ROUTINE_GETPROCDEFLAYOUT:
 353       {
 354           BOOL Ret = TRUE;
 355           PPROCESSINFO ppi;
 356           PDWORD pdwLayout;
 357           if ( PsGetCurrentProcess() == CsrProcess)
 358           {
 359              EngSetLastError(ERROR_INVALID_ACCESS);
 360              RETURN(FALSE);
 361           }
 362           ppi = PsGetCurrentProcessWin32Process();
 363           _SEH2_TRY
 364           {
 365              pdwLayout = (PDWORD)Param;
 366              *pdwLayout = ppi->dwLayout;
 367           }
 368           _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
 369           {
 370              SetLastNtError(_SEH2_GetExceptionCode());
 371              Ret = FALSE;
 372           }
 373           _SEH2_END;
 374           RETURN(Ret);
 375       }
 376       case ONEPARAM_ROUTINE_REPLYMESSAGE:
 377           RETURN (co_MsqReplyMessage((LRESULT) Param));
 378       case ONEPARAM_ROUTINE_MESSAGEBEEP:
 379           RETURN ( UserPostMessage(hwndSAS, WM_LOGONNOTIFY, LN_MESSAGE_BEEP, Param) );
 380                   /* TODO: Implement sound sentry */
 381       case ONEPARAM_ROUTINE_CREATESYSTEMTHREADS:
 382           RETURN(CreateSystemThreads(Param));
 383    }
 384    ERR("Calling invalid routine number 0x%x in NtUserCallOneParam(), Param=0x%x\n",
 385            Routine, Param);
 386    EngSetLastError(ERROR_INVALID_PARAMETER);
 387    RETURN( 0);
 388
 389 CLEANUP:
 390    TRACE("Leave NtUserCallOneParam, ret=%i\n",_ret_);
 391    UserLeave();
 392    END_CLEANUP;
 393 }
 394
 395
 396 /*
 397  * @implemented
 398  */
 399 DWORD_PTR
 400 APIENTRY
 401 NtUserCallTwoParam(
 402    DWORD_PTR Param1,
 403    DWORD_PTR Param2,
 404    DWORD Routine)
 405 {
 406    PWND Window;
 407    DECLARE_RETURN(DWORD_PTR);
 408
 409    TRACE("Enter NtUserCallTwoParam\n");
 410    UserEnterExclusive();
 411
 412    switch(Routine)
 413    {
 414       case TWOPARAM_ROUTINE_SETMENUBARHEIGHT:
 415          {
 416             DWORD_PTR Ret;
 417             PMENU_OBJECT MenuObject = IntGetMenuObject((HMENU)Param1);
 418             if(!MenuObject)
 419                RETURN( 0);
 420
 421             if(Param2 > 0)
 422             {
 423                Ret = (MenuObject->MenuInfo.Height == (int)Param2);
 424                MenuObject->MenuInfo.Height = (int)Param2;
 425             }
 426             else
 427                Ret = (DWORD_PTR)MenuObject->MenuInfo.Height;
 428             IntReleaseMenuObject(MenuObject);
 429             RETURN( Ret);
 430          }
 431
 432       case TWOPARAM_ROUTINE_SETGUITHRDHANDLE:
 433          {
 434             PUSER_MESSAGE_QUEUE MsgQueue = ((PTHREADINFO)PsGetCurrentThread()->Tcb.Win32Thread)->MessageQueue;
 435
 436             ASSERT(MsgQueue);
 437             RETURN( (DWORD_PTR)MsqSetStateWindow(MsgQueue, (ULONG)Param1, (HWND)Param2));
 438          }
 439
 440       case TWOPARAM_ROUTINE_ENABLEWINDOW:
 441          RETURN( IntEnableWindow((HWND)Param1, (BOOL)Param2));
 442
 443       case TWOPARAM_ROUTINE_SHOWOWNEDPOPUPS:
 444       {
 445          Window = UserGetWindowObject((HWND)Param1);
 446          if (!Window) RETURN(0);
 447
 448          RETURN( (DWORD_PTR)IntShowOwnedPopups(Window, (BOOL) Param2));
 449       }
 450
 451       case TWOPARAM_ROUTINE_ROS_UPDATEUISTATE:
 452       {
 453           WPARAM wParam;
 454           Window = UserGetWindowObject((HWND)Param1);
 455           if (!Window) RETURN(0);
 456
 457           /* Unpack wParam */
 458           wParam = MAKEWPARAM((Param2 >> 3) & 0x3,
 459                               Param2 & (UISF_HIDEFOCUS | UISF_HIDEACCEL | UISF_ACTIVE));
 460
 461           RETURN( UserUpdateUiState(Window, wParam) );
 462       }
 463
 464       case TWOPARAM_ROUTINE_SWITCHTOTHISWINDOW:
 465          STUB
 466          RETURN( 0);
 467
 468
 469       case TWOPARAM_ROUTINE_SETCARETPOS:
 470          RETURN( (DWORD_PTR)co_IntSetCaretPos((int)Param1, (int)Param2));
 471
 472       case TWOPARAM_ROUTINE_REGISTERLOGONPROCESS:
 473          RETURN( (DWORD_PTR)co_IntRegisterLogonProcess((HANDLE)Param1, (BOOL)Param2));
 474
 475       case TWOPARAM_ROUTINE_SETCURSORPOS:
 476          RETURN( (DWORD_PTR)UserSetCursorPos((int)Param1, (int)Param2, 0, 0, FALSE));
 477
 478       case TWOPARAM_ROUTINE_UNHOOKWINDOWSHOOK:
 479          RETURN( IntUnhookWindowsHook((int)Param1, (HOOKPROC)Param2));
 480    }
 481    ERR("Calling invalid routine number 0x%x in NtUserCallTwoParam(), Param1=0x%x Parm2=0x%x\n",
 482            Routine, Param1, Param2);
 483    EngSetLastError(ERROR_INVALID_PARAMETER);
 484    RETURN( 0);
 485
 486 CLEANUP:
 487    TRACE("Leave NtUserCallTwoParam, ret=%i\n",_ret_);
 488    UserLeave();
 489    END_CLEANUP;
 490 }
 491
 492
 493 /*
 494  * @unimplemented
 495  */
 496 BOOL
 497 APIENTRY
 498 NtUserCallHwndLock(
 499    HWND hWnd,
 500    DWORD Routine)
 501 {
 502    BOOL Ret = 0;
 503    PWND Window;
 504    USER_REFERENCE_ENTRY Ref;
 505    DECLARE_RETURN(BOOLEAN);
 506
 507    TRACE("Enter NtUserCallHwndLock\n");
 508    UserEnterExclusive();
 509
 510    if (!(Window = UserGetWindowObject(hWnd)))
 511    {
 512       RETURN( FALSE);
 513    }
 514    UserRefObjectCo(Window, &Ref);
 515
 516    /* FIXME: Routine can be 0x53 - 0x5E */
 517    switch (Routine)
 518    {
 519       case HWNDLOCK_ROUTINE_ARRANGEICONICWINDOWS:
 520          co_WinPosArrangeIconicWindows(Window);
 521          break;
 522
 523       case HWNDLOCK_ROUTINE_DRAWMENUBAR:
 524          {
 525             TRACE("HWNDLOCK_ROUTINE_DRAWMENUBAR\n");
 526             Ret = TRUE;
 527             if ((Window->style & (WS_CHILD | WS_POPUP)) != WS_CHILD)
 528                co_WinPosSetWindowPos( Window,
 529                                       HWND_DESKTOP,
 530                                       0,0,0,0,
 531                                       SWP_NOSIZE|
 532                                       SWP_NOMOVE|
 533                                       SWP_NOZORDER|
 534                                       SWP_NOACTIVATE|
 535                                       SWP_FRAMECHANGED );
 536             break;
 537          }
 538
 539       case HWNDLOCK_ROUTINE_REDRAWFRAME:
 540          co_WinPosSetWindowPos( Window,
 541                                 HWND_DESKTOP,
 542                                 0,0,0,0,
 543                                 SWP_NOSIZE|
 544                                 SWP_NOMOVE|
 545                                 SWP_NOZORDER|
 546                                 SWP_NOACTIVATE|
 547                                 SWP_FRAMECHANGED );
 548          Ret = TRUE;
 549          break;
 550
 551       case HWNDLOCK_ROUTINE_REDRAWFRAMEANDHOOK:
 552          co_WinPosSetWindowPos( Window,
 553                                 HWND_DESKTOP,
 554                                 0,0,0,0,
 555                                 SWP_NOSIZE|
 556                                 SWP_NOMOVE|
 557                                 SWP_NOZORDER|
 558                                 SWP_NOACTIVATE|
 559                                 SWP_FRAMECHANGED );
 560          if (!Window->spwndOwner && !IntGetParent(Window))
 561          {
 562             co_IntShellHookNotify(HSHELL_REDRAW, (LPARAM) hWnd);
 563          }
 564          Ret = TRUE;
 565          break;
 566
 567       case HWNDLOCK_ROUTINE_SETFOREGROUNDWINDOW:
 568          Ret = co_IntSetForegroundWindow(Window);
 569          break;
 570
 571       case HWNDLOCK_ROUTINE_UPDATEWINDOW:
 572          Ret = co_UserRedrawWindow( Window, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN);
 573          break;
 574    }
 575
 576    UserDerefObjectCo(Window);
 577
 578    RETURN( Ret);
 579
 580 CLEANUP:
 581    TRACE("Leave NtUserCallHwndLock, ret=%i\n",_ret_);
 582    UserLeave();
 583    END_CLEANUP;
 584 }
 585
 586 /*
 587  * @unimplemented
 588  */
 589 HWND
 590 APIENTRY
 591 NtUserCallHwndOpt(
 592    HWND hWnd,
 593    DWORD Routine)
 594 {
 595    switch (Routine)
 596    {
 597       case HWNDOPT_ROUTINE_SETPROGMANWINDOW:
 598          GetW32ThreadInfo()->pDeskInfo->hProgmanWindow = hWnd;
 599          break;
 600
 601       case HWNDOPT_ROUTINE_SETTASKMANWINDOW:
 602          GetW32ThreadInfo()->pDeskInfo->hTaskManWindow = hWnd;
 603          break;
 604    }
 605
 606    return hWnd;
 607 }
 608
 609 DWORD
 610 APIENTRY
 611 NtUserCallHwnd(
 612    HWND hWnd,
 613    DWORD Routine)
 614 {
 615    switch (Routine)
 616    {
 617       case HWND_ROUTINE_GETWNDCONTEXTHLPID:
 618       {
 619          PWND Window;
 620          PPROPERTY HelpId;
 621          USER_REFERENCE_ENTRY Ref;
 622
 623          UserEnterExclusive();
 624
 625          if (!(Window = UserGetWindowObject(hWnd)))
 626          {
 627             UserLeave();
 628             return 0;
 629          }
 630          UserRefObjectCo(Window, &Ref);
 631
 632          HelpId = IntGetProp(Window, gpsi->atomContextHelpIdProp);
 633
 634          UserDerefObjectCo(Window);
 635          UserLeave();
 636          return (DWORD)HelpId->Data;
 637       }
 638       case HWND_ROUTINE_REGISTERSHELLHOOKWINDOW:
 639          if (IntIsWindow(hWnd))
 640             return IntRegisterShellHookWindow(hWnd);
 641          return FALSE;
 642          break;
 643       case HWND_ROUTINE_DEREGISTERSHELLHOOKWINDOW:
 644          if (IntIsWindow(hWnd))
 645             return IntDeRegisterShellHookWindow(hWnd);
 646          return FALSE;
 647    }
 648    STUB;
 649
 650    return 0;
 651 }
 652
 653 DWORD
 654 APIENTRY
 655 NtUserCallHwndParam(
 656    HWND hWnd,
 657    DWORD Param,
 658    DWORD Routine)
 659 {
 660
 661    switch (Routine)
 662    {
 663       case HWNDPARAM_ROUTINE_KILLSYSTEMTIMER:
 664           return IntKillTimer(hWnd, (UINT_PTR)Param, TRUE);
 665
 666       case HWNDPARAM_ROUTINE_SETWNDCONTEXTHLPID:
 667       {
 668          PWND Window;
 669
 670          UserEnterExclusive();
 671          if(!(Window = UserGetWindowObject(hWnd)))
 672          {
 673             UserLeave();
 674             return FALSE;
 675          }
 676
 677          if ( Param )
 678             IntSetProp(Window, gpsi->atomContextHelpIdProp, (HANDLE)Param);
 679          else
 680             IntRemoveProp(Window, gpsi->atomContextHelpIdProp);
 681
 682          UserLeave();
 683          return TRUE;
 684       }
 685
 686       case HWNDPARAM_ROUTINE_SETDIALOGPOINTER:
 687       {
 688          PWND pWnd;
 689          USER_REFERENCE_ENTRY Ref;
 690
 691          UserEnterExclusive();
 692
 693          if (!(pWnd = UserGetWindowObject(hWnd)))
 694          {
 695             UserLeave();
 696             return 0;
 697          }
 698          UserRefObjectCo(pWnd, &Ref);
 699
 700          if (pWnd->head.pti->ppi == PsGetCurrentProcessWin32Process() &&
 701              pWnd->cbwndExtra == DLGWINDOWEXTRA &&
 702              !(pWnd->state & WNDS_SERVERSIDEWINDOWPROC))
 703          {
 704             if (Param)
 705             {
 706                if (!pWnd->fnid) pWnd->fnid = FNID_DIALOG;
 707                pWnd->state |= WNDS_DIALOGWINDOW;
 708             }
 709             else
 710             {
 711                pWnd->fnid |= FNID_DESTROY;
 712                pWnd->state &= ~WNDS_DIALOGWINDOW;
 713             }
 714          }
 715
 716          UserDerefObjectCo(pWnd);
 717          UserLeave();
 718          return 0;
 719       }
 720
 721       case HWNDPARAM_ROUTINE_ROS_NOTIFYWINEVENT:
 722       {
 723          PWND pWnd;
 724          PNOTIFYEVENT pne;
 725          UserEnterExclusive();
 726          pne = (PNOTIFYEVENT)Param;
 727          if (hWnd)
 728             pWnd = UserGetWindowObject(hWnd);
 729          else
 730             pWnd = NULL;
 731          IntNotifyWinEvent(pne->event, pWnd, pne->idObject, pne->idChild, pne->flags);
 732          UserLeave();
 733          return 0;
 734       }
 735    }
 736
 737    STUB;
 738
 739    return 0;
 740 }
 741
 742 DWORD
 743 APIENTRY
 744 NtUserCallHwndParamLock(
 745    HWND hWnd,
 746    DWORD Param,
 747    DWORD Routine)
 748 {
 749    DWORD Ret = 0;
 750    PWND Window;
 751    USER_REFERENCE_ENTRY Ref;
 752    DECLARE_RETURN(DWORD);
 753
 754    TRACE("Enter NtUserCallHwndParamLock\n");
 755    UserEnterExclusive();
 756
 757    if (!(Window = UserGetWindowObject(hWnd)))
 758    {
 759       RETURN( FALSE);
 760    }
 761    UserRefObjectCo(Window, &Ref);
 762
 763    switch (Routine)
 764    {
 765       case TWOPARAM_ROUTINE_VALIDATERGN:
 766          Ret = (DWORD)co_UserRedrawWindow( Window, NULL, (HRGN)Param, RDW_VALIDATE);
 767          break;
 768    }
 769
 770    UserDerefObjectCo(Window);
 771
 772    RETURN( Ret);
 773
 774 CLEANUP:
 775    TRACE("Leave NtUserCallHwndParamLock, ret=%i\n",_ret_);
 776    UserLeave();
 777    END_CLEANUP;
 778
 779 }
 780
 781 /* EOF */