Added USER.DllEntryPoint().
[wine/multimedia.git] / windows / user.c
blobfc3e1b6c6ab2e65c0fd134d0702a989247c4ab0e
1 /*
2 * Misc. USER functions
4 * Copyright 1993 Robert J. Amstadt
5 * 1996 Alex Korobka
6 */
8 #include <stdlib.h>
9 #include "wine/winbase16.h"
10 #include "winuser.h"
11 #include "heap.h"
12 #include "user.h"
13 #include "gdi.h"
14 #include "task.h"
15 #include "queue.h"
16 #include "win.h"
17 #include "clipboard.h"
18 #include "menu.h"
19 #include "cursoricon.h"
20 #include "hook.h"
21 #include "toolhelp.h"
22 #include "message.h"
23 #include "module.h"
24 #include "miscemu.h"
25 #include "shell.h"
26 #include "callback.h"
27 #include "local.h"
28 #include "desktop.h"
29 #include "process.h"
30 #include "debugtools.h"
32 DECLARE_DEBUG_CHANNEL(hook)
33 DECLARE_DEBUG_CHANNEL(local)
34 DECLARE_DEBUG_CHANNEL(system)
35 DECLARE_DEBUG_CHANNEL(win)
36 DECLARE_DEBUG_CHANNEL(win32)
38 /***********************************************************************
39 * GetFreeSystemResources (USER.284)
41 WORD WINAPI GetFreeSystemResources16( WORD resType )
43 int userPercent, gdiPercent;
45 switch(resType)
47 case GFSR_USERRESOURCES:
48 userPercent = (int)LOCAL_CountFree( USER_HeapSel ) * 100 /
49 LOCAL_HeapSize( USER_HeapSel );
50 gdiPercent = 100;
51 break;
53 case GFSR_GDIRESOURCES:
54 gdiPercent = (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
55 LOCAL_HeapSize( GDI_HeapSel );
56 userPercent = 100;
57 break;
59 case GFSR_SYSTEMRESOURCES:
60 userPercent = (int)LOCAL_CountFree( USER_HeapSel ) * 100 /
61 LOCAL_HeapSize( USER_HeapSel );
62 gdiPercent = (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
63 LOCAL_HeapSize( GDI_HeapSel );
64 break;
66 default:
67 return 0;
69 return (WORD)MIN( userPercent, gdiPercent );
73 /***********************************************************************
74 * SystemHeapInfo (TOOLHELP.71)
76 BOOL16 WINAPI SystemHeapInfo16( SYSHEAPINFO *pHeapInfo )
78 pHeapInfo->wUserFreePercent = GetFreeSystemResources16( GFSR_USERRESOURCES );
79 pHeapInfo->wGDIFreePercent = GetFreeSystemResources16( GFSR_GDIRESOURCES );
80 pHeapInfo->hUserSegment = USER_HeapSel;
81 pHeapInfo->hGDISegment = GDI_HeapSel;
82 return TRUE;
86 /***********************************************************************
87 * TimerCount (TOOLHELP.80)
89 BOOL16 WINAPI TimerCount16( TIMERINFO *pTimerInfo )
91 /* FIXME
92 * In standard mode, dwmsSinceStart = dwmsThisVM
94 * I tested this, under Windows in enhanced mode, and
95 * if you never switch VM (ie start/stop DOS) these
96 * values should be the same as well.
98 * Also, Wine should adjust for the hardware timer
99 * to reduce the amount of error to ~1ms.
100 * I can't be bothered, can you?
102 pTimerInfo->dwmsSinceStart = pTimerInfo->dwmsThisVM = GetTickCount();
103 return TRUE;
106 /**********************************************************************
107 * InitApp (USER.5)
109 INT16 WINAPI InitApp16( HINSTANCE16 hInstance )
111 /* Hack: restore the divide-by-zero handler */
112 /* FIXME: should set a USER-specific handler that displays a msg box */
113 INT_SetPMHandler( 0, INT_GetPMHandler( 0xff ) );
115 /* Create task message queue */
116 if ( !GetFastQueue16() ) return 0;
118 return 1;
121 /**********************************************************************
122 * USER_ModuleUnload
124 static void USER_ModuleUnload( HMODULE16 hModule )
126 HOOK_FreeModuleHooks( hModule );
127 CLASS_FreeModuleClasses( hModule );
128 CURSORICON_FreeModuleIcons( hModule );
131 /**********************************************************************
132 * USER_QueueCleanup
134 static void USER_QueueCleanup( HQUEUE16 hQueue )
136 if ( hQueue )
138 WND* desktop = WIN_GetDesktop();
140 /* Patch desktop window */
141 if ( desktop->hmemTaskQ == hQueue )
143 HTASK16 nextTask = TASK_GetNextTask( GetCurrentTask() );
144 desktop->hmemTaskQ = GetTaskQueue16( nextTask );
147 /* Patch resident popup menu window */
148 MENU_PatchResidentPopup( hQueue, NULL );
150 TIMER_RemoveQueueTimers( hQueue );
152 HOOK_FreeQueueHooks( hQueue );
154 QUEUE_SetExitingQueue( hQueue );
155 WIN_ResetQueueWindows( desktop, hQueue, (HQUEUE16)0);
156 QUEUE_SetExitingQueue( 0 );
158 /* Free the message queue */
159 QUEUE_DeleteMsgQueue( hQueue );
161 WIN_ReleaseDesktop();
165 /**********************************************************************
166 * USER_AppExit
168 static void USER_AppExit( HINSTANCE16 hInstance )
170 /* FIXME: maybe destroy menus (Windows only complains about them
171 * but does nothing);
174 /* ModuleUnload() in "Internals" */
176 hInstance = GetExePtr( hInstance );
177 if( GetModuleUsage16( hInstance ) <= 1 )
178 USER_ModuleUnload( hInstance );
182 /***********************************************************************
183 * USER_SignalProc (USER.314)
185 void WINAPI USER_SignalProc( HANDLE16 hTaskOrModule, UINT16 uCode,
186 UINT16 uExitFn, HINSTANCE16 hInstance,
187 HQUEUE16 hQueue )
189 FIXME_(win)("Win 3.1 USER signal %04x\n", uCode );
192 /***********************************************************************
193 * FinalUserInit (USER.400)
195 void WINAPI FinalUserInit16( void )
197 /* FIXME: Should chain to FinalGdiInit now. */
200 /***********************************************************************
201 * UserSignalProc (USER.610) (USER32.559)
203 * For comments about the meaning of uCode and dwFlags
204 * see PROCESS_CallUserSignalProc.
207 WORD WINAPI UserSignalProc( UINT uCode, DWORD dwThreadOrProcessID,
208 DWORD dwFlags, HMODULE16 hModule )
210 HINSTANCE16 hInst;
212 /* FIXME: Proper reaction to most signals still missing. */
214 switch ( uCode )
216 case USIG_DLL_UNLOAD_WIN16:
217 case USIG_DLL_UNLOAD_WIN32:
218 USER_ModuleUnload( hModule );
219 break;
221 case USIG_DLL_UNLOAD_ORPHANS:
222 break;
224 case USIG_FAULT_DIALOG_PUSH:
225 case USIG_FAULT_DIALOG_POP:
226 break;
228 case USIG_THREAD_INIT:
229 break;
231 case USIG_THREAD_EXIT:
232 USER_QueueCleanup( GetThreadQueue16( dwThreadOrProcessID ) );
233 SetThreadQueue16( dwThreadOrProcessID, 0 );
234 break;
236 case USIG_PROCESS_CREATE:
237 case USIG_PROCESS_INIT:
238 case USIG_PROCESS_LOADED:
239 case USIG_PROCESS_RUNNING:
240 break;
242 case USIG_PROCESS_EXIT:
243 break;
245 case USIG_PROCESS_DESTROY:
246 hInst = GetProcessDword( dwThreadOrProcessID, GPD_HINSTANCE16 );
247 USER_AppExit( hInst );
248 break;
250 default:
251 FIXME_(win)("(%04x, %08lx, %04lx, %04x)\n",
252 uCode, dwThreadOrProcessID, dwFlags, hModule );
253 break;
256 /* FIXME: Should chain to GdiSignalProc now. */
258 return 0;
261 /***********************************************************************
262 * USER_DllEntryPoint (USER.374)
264 BOOL WINAPI USER_DllEntryPoint( DWORD dwReason, HINSTANCE hInstDLL, WORD ds,
265 WORD wHeapSize, DWORD dwReserved1, WORD wReserved2 )
267 switch ( dwReason )
269 case DLL_PROCESS_ATTACH:
271 * We need to load the 32-bit library so as to be able
272 * to access the system resources stored there!
274 if ( !LoadLibraryA("USER32.DLL") )
276 ERR_(win)( "Could not load USER32.DLL\n" );
277 return FALSE;
281 return TRUE;
285 /***********************************************************************
286 * ExitWindows16 (USER.7)
288 BOOL16 WINAPI ExitWindows16( DWORD dwReturnCode, UINT16 wReserved )
290 return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
294 /***********************************************************************
295 * ExitWindowsExec16 (USER.246)
297 BOOL16 WINAPI ExitWindowsExec16( LPCSTR lpszExe, LPCSTR lpszParams )
299 TRACE_(system)("Should run the following in DOS-mode: \"%s %s\"\n",
300 lpszExe, lpszParams);
301 return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
305 /***********************************************************************
306 * ExitWindowsEx (USER32.196)
308 BOOL WINAPI ExitWindowsEx( UINT flags, DWORD reserved )
310 int i;
311 BOOL result;
312 WND **list, **ppWnd;
314 /* We have to build a list of all windows first, as in EnumWindows */
316 if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
318 WIN_ReleaseDesktop();
319 return FALSE;
322 /* Send a WM_QUERYENDSESSION message to every window */
324 for (ppWnd = list, i = 0; *ppWnd; ppWnd++, i++)
326 /* Make sure that the window still exists */
327 if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
328 if (!SendMessage16( (*ppWnd)->hwndSelf, WM_QUERYENDSESSION, 0, 0 ))
329 break;
331 result = !(*ppWnd);
333 /* Now notify all windows that got a WM_QUERYENDSESSION of the result */
335 for (ppWnd = list; i > 0; i--, ppWnd++)
337 if (!IsWindow( (*ppWnd)->hwndSelf )) continue;
338 SendMessage16( (*ppWnd)->hwndSelf, WM_ENDSESSION, result, 0 );
340 WIN_ReleaseWinArray(list);
342 if (result) ExitKernel16();
343 WIN_ReleaseDesktop();
344 return FALSE;
347 static void _dump_CDS_flags(DWORD flags) {
348 #define X(x) if (flags & CDS_##x) MESSAGE(""#x ",");
349 X(UPDATEREGISTRY);X(TEST);X(FULLSCREEN);X(GLOBAL);
350 X(SET_PRIMARY);X(RESET);X(SETRECT);X(NORESET);
351 #undef X
354 /***********************************************************************
355 * ChangeDisplaySettingA (USER32.589)
357 LONG WINAPI ChangeDisplaySettingsA( LPDEVMODEA devmode, DWORD flags )
359 FIXME_(system)("(%p,0x%08lx), stub\n",devmode,flags);
360 MESSAGE("\tflags=");_dump_CDS_flags(flags);MESSAGE("\n");
361 if (devmode==NULL)
362 FIXME_(system)(" devmode=NULL (return to default mode)\n");
363 else if ( (devmode->dmBitsPerPel != DESKTOP_GetScreenDepth())
364 || (devmode->dmPelsHeight != DESKTOP_GetScreenHeight())
365 || (devmode->dmPelsWidth != DESKTOP_GetScreenWidth()) )
369 if (devmode->dmFields & DM_BITSPERPEL)
370 FIXME_(system)(" bpp=%ld\n",devmode->dmBitsPerPel);
371 if (devmode->dmFields & DM_PELSWIDTH)
372 FIXME_(system)(" width=%ld\n",devmode->dmPelsWidth);
373 if (devmode->dmFields & DM_PELSHEIGHT)
374 FIXME_(system)(" height=%ld\n",devmode->dmPelsHeight);
375 FIXME_(system)(" (Putting X in this mode beforehand might help)\n");
376 /* we don't, but the program ... does not need to know */
377 return DISP_CHANGE_SUCCESSFUL;
379 return DISP_CHANGE_SUCCESSFUL;
382 /***********************************************************************
383 * ChangeDisplaySettingExA (USER32.604)
385 LONG WINAPI ChangeDisplaySettingsExA(
386 LPCSTR devname, LPDEVMODEA devmode, HWND hwnd, DWORD flags,
387 LPARAM lparam
389 FIXME_(system)("(%s,%p,0x%04x,0x%08lx,0x%08lx), stub\n",devname,devmode,hwnd,flags,lparam);
390 MESSAGE("\tflags=");_dump_CDS_flags(flags);MESSAGE("\n");
391 if (devmode==NULL)
392 FIXME_(system)(" devmode=NULL (return to default mode)\n");
393 else if ( (devmode->dmBitsPerPel != DESKTOP_GetScreenDepth())
394 || (devmode->dmPelsHeight != DESKTOP_GetScreenHeight())
395 || (devmode->dmPelsWidth != DESKTOP_GetScreenWidth()) )
399 if (devmode->dmFields & DM_BITSPERPEL)
400 FIXME_(system)(" bpp=%ld\n",devmode->dmBitsPerPel);
401 if (devmode->dmFields & DM_PELSWIDTH)
402 FIXME_(system)(" width=%ld\n",devmode->dmPelsWidth);
403 if (devmode->dmFields & DM_PELSHEIGHT)
404 FIXME_(system)(" height=%ld\n",devmode->dmPelsHeight);
405 FIXME_(system)(" (Putting X in this mode beforehand might help)\n");
406 /* we don't, but the program ... does not need to know */
407 return DISP_CHANGE_SUCCESSFUL;
409 return DISP_CHANGE_SUCCESSFUL;
412 /***********************************************************************
413 * EnumDisplaySettingsA (USER32.592)
414 * FIXME: Currently uses static list of modes.
416 * RETURNS
417 * TRUE if nth setting exists found (described in the LPDEVMODE32A struct)
418 * FALSE if we do not have the nth setting
420 BOOL WINAPI EnumDisplaySettingsA(
421 LPCSTR name, /* [in] huh? */
422 DWORD n, /* [in] nth entry in display settings list*/
423 LPDEVMODEA devmode /* [out] devmode for that setting */
425 #define NRMODES 5
426 #define NRDEPTHS 4
427 struct {
428 int w,h;
429 } modes[NRMODES]={{512,384},{640,400},{640,480},{800,600},{1024,768}};
430 int depths[4] = {8,16,24,32};
432 TRACE_(system)("(%s,%ld,%p)\n",name,n,devmode);
433 if (n==0) {
434 devmode->dmBitsPerPel = DESKTOP_GetScreenDepth();
435 devmode->dmPelsHeight = DESKTOP_GetScreenHeight();
436 devmode->dmPelsWidth = DESKTOP_GetScreenWidth();
437 return TRUE;
439 if ((n-1)<NRMODES*NRDEPTHS) {
440 devmode->dmBitsPerPel = depths[(n-1)/NRMODES];
441 devmode->dmPelsHeight = modes[(n-1)%NRMODES].h;
442 devmode->dmPelsWidth = modes[(n-1)%NRMODES].w;
443 return TRUE;
445 return FALSE;
448 /***********************************************************************
449 * EnumDisplaySettingsW (USER32.593)
451 BOOL WINAPI EnumDisplaySettingsW(LPCWSTR name,DWORD n,LPDEVMODEW devmode) {
452 LPSTR nameA = HEAP_strdupWtoA(GetProcessHeap(),0,name);
453 DEVMODEA devmodeA;
454 BOOL ret = EnumDisplaySettingsA(nameA,n,&devmodeA);
456 if (ret) {
457 devmode->dmBitsPerPel = devmodeA.dmBitsPerPel;
458 devmode->dmPelsHeight = devmodeA.dmPelsHeight;
459 devmode->dmPelsWidth = devmodeA.dmPelsWidth;
460 /* FIXME: convert rest too, if they are ever returned */
462 HeapFree(GetProcessHeap(),0,nameA);
463 return ret;
466 /***********************************************************************
467 * EnumDisplayDevicesA (USER32.184)
469 BOOL WINAPI EnumDisplayDevicesA(
470 LPVOID unused,DWORD i,LPDISPLAY_DEVICEA lpDisplayDevice,DWORD dwFlags
472 if (i)
473 return FALSE;
474 FIXME_(system)("(%p,%ld,%p,0x%08lx), stub!\n",unused,i,lpDisplayDevice,dwFlags);
475 strcpy(lpDisplayDevice->DeviceName,"X11");
476 strcpy(lpDisplayDevice->DeviceString,"X 11 Windowing System");
477 lpDisplayDevice->StateFlags =
478 DISPLAY_DEVICE_ATTACHED_TO_DESKTOP |
479 DISPLAY_DEVICE_PRIMARY_DEVICE |
480 DISPLAY_DEVICE_VGA_COMPATIBLE;
481 return TRUE;
484 /***********************************************************************
485 * EnumDisplayDevicesW (USER32.185)
487 BOOL WINAPI EnumDisplayDevicesW(
488 LPVOID unused,DWORD i,LPDISPLAY_DEVICEW lpDisplayDevice,DWORD dwFlags
490 if (i)
491 return FALSE;
492 FIXME_(system)("(%p,%ld,%p,0x%08lx), stub!\n",unused,i,lpDisplayDevice,dwFlags);
493 lstrcpyAtoW(lpDisplayDevice->DeviceName,"X11");
494 lstrcpyAtoW(lpDisplayDevice->DeviceString,"X 11 Windowing System");
495 lpDisplayDevice->StateFlags =
496 DISPLAY_DEVICE_ATTACHED_TO_DESKTOP |
497 DISPLAY_DEVICE_PRIMARY_DEVICE |
498 DISPLAY_DEVICE_VGA_COMPATIBLE;
499 return TRUE;
502 /***********************************************************************
503 * SetEventHook (USER.321)
505 * Used by Turbo Debugger for Windows
507 FARPROC16 WINAPI SetEventHook16(FARPROC16 lpfnEventHook)
509 FIXME_(hook)("(lpfnEventHook=%08x): stub\n", (UINT)lpfnEventHook);
510 return NULL;
513 /***********************************************************************
514 * UserSeeUserDo (USER.216)
516 DWORD WINAPI UserSeeUserDo16(WORD wReqType, WORD wParam1, WORD wParam2, WORD wParam3)
518 switch (wReqType)
520 case USUD_LOCALALLOC:
521 return LOCAL_Alloc(USER_HeapSel, wParam1, wParam3);
522 case USUD_LOCALFREE:
523 return LOCAL_Free(USER_HeapSel, wParam1);
524 case USUD_LOCALCOMPACT:
525 return LOCAL_Compact(USER_HeapSel, wParam3, 0);
526 case USUD_LOCALHEAP:
527 return USER_HeapSel;
528 case USUD_FIRSTCLASS:
529 FIXME_(local)("return a pointer to the first window class.\n");
530 return (DWORD)-1;
531 default:
532 WARN_(local)("wReqType %04x (unknown)", wReqType);
533 return (DWORD)-1;
537 /***********************************************************************
538 * GetSystemDebugState16 (USER.231)
540 WORD WINAPI GetSystemDebugState16(void)
542 return 0; /* FIXME */
545 /***********************************************************************
546 * RegisterLogonProcess (USER32.434)
548 DWORD WINAPI RegisterLogonProcess(HANDLE hprocess,BOOL x) {
549 FIXME_(win32)("(%d,%d),stub!\n",hprocess,x);
550 return 1;
553 /***********************************************************************
554 * CreateWindowStation32W (USER32.86)
556 HWINSTA WINAPI CreateWindowStationW(
557 LPWSTR winstation,DWORD res1,DWORD desiredaccess,
558 LPSECURITY_ATTRIBUTES lpsa
560 FIXME_(win32)("(%s,0x%08lx,0x%08lx,%p),stub!\n",debugstr_w(winstation),
561 res1,desiredaccess,lpsa
563 return 0xdeadcafe;
566 /***********************************************************************
567 * SetProcessWindowStation (USER32.496)
569 BOOL WINAPI SetProcessWindowStation(HWINSTA hWinSta) {
570 FIXME_(win32)("(%d),stub!\n",hWinSta);
571 return TRUE;
574 /***********************************************************************
575 * SetUserObjectSecurity (USER32.514)
577 BOOL WINAPI SetUserObjectSecurity(
578 HANDLE hObj,
579 /*LPSECURITY_INFORMATION*/LPVOID pSIRequested,
580 PSECURITY_DESCRIPTOR pSID
582 FIXME_(win32)("(0x%08x,%p,%p),stub!\n",hObj,pSIRequested,pSID);
583 return TRUE;
586 /***********************************************************************
587 * CreateDesktop32W (USER32.69)
589 HDESK WINAPI CreateDesktopW(
590 LPWSTR lpszDesktop,LPWSTR lpszDevice,LPDEVMODEW pDevmode,
591 DWORD dwFlags,DWORD dwDesiredAccess,LPSECURITY_ATTRIBUTES lpsa
593 FIXME_(win32)("(%s,%s,%p,0x%08lx,0x%08lx,%p),stub!\n",
594 debugstr_w(lpszDesktop),debugstr_w(lpszDevice),pDevmode,
595 dwFlags,dwDesiredAccess,lpsa
597 return 0xcafedead;
600 BOOL WINAPI CloseWindowStation(HWINSTA hWinSta)
602 FIXME_(win32)("(0x%08x)\n", hWinSta);
603 return TRUE;
605 BOOL WINAPI CloseDesktop(HDESK hDesk)
607 FIXME_(win32)("(0x%08x)\n", hDesk);
608 return TRUE;
611 /***********************************************************************
612 * SetWindowStationUser (USER32.521)
614 DWORD WINAPI SetWindowStationUser(DWORD x1,DWORD x2) {
615 FIXME_(win32)("(0x%08lx,0x%08lx),stub!\n",x1,x2);
616 return 1;
619 /***********************************************************************
620 * SetLogonNotifyWindow (USER32.486)
622 DWORD WINAPI SetLogonNotifyWindow(HWINSTA hwinsta,HWND hwnd) {
623 FIXME_(win32)("(0x%x,%04x),stub!\n",hwinsta,hwnd);
624 return 1;
627 /***********************************************************************
628 * LoadLocalFonts (USER32.486)
630 VOID WINAPI LoadLocalFonts(VOID) {
631 /* are loaded. */
632 return;
634 /***********************************************************************
635 * GetUserObjectInformation32A (USER32.299)
637 BOOL WINAPI GetUserObjectInformationA( HANDLE hObj, INT nIndex, LPVOID pvInfo, DWORD nLength, LPDWORD lpnLen )
638 { FIXME_(win32)("(0x%x %i %p %ld %p),stub!\n", hObj, nIndex, pvInfo, nLength, lpnLen );
639 return TRUE;
641 /***********************************************************************
642 * GetUserObjectInformation32W (USER32.300)
644 BOOL WINAPI GetUserObjectInformationW( HANDLE hObj, INT nIndex, LPVOID pvInfo, DWORD nLength, LPDWORD lpnLen )
645 { FIXME_(win32)("(0x%x %i %p %ld %p),stub!\n", hObj, nIndex, pvInfo, nLength, lpnLen );
646 return TRUE;
648 /***********************************************************************
649 * GetUserObjectSecurity32 (USER32.300)
651 BOOL WINAPI GetUserObjectSecurity(HANDLE hObj, SECURITY_INFORMATION * pSIRequested,
652 PSECURITY_DESCRIPTOR pSID, DWORD nLength, LPDWORD lpnLengthNeeded)
653 { FIXME_(win32)("(0x%x %p %p len=%ld %p),stub!\n", hObj, pSIRequested, pSID, nLength, lpnLengthNeeded);
654 return TRUE;
657 /***********************************************************************
658 * SetSystemCursor (USER32.507)
660 BOOL WINAPI SetSystemCursor(HCURSOR hcur, DWORD id)
661 { FIXME_(win32)("(%08x,%08lx),stub!\n", hcur, id);
662 return TRUE;
665 /***********************************************************************
666 * RegisterSystemThread (USER32.435)
668 void WINAPI RegisterSystemThread(DWORD flags, DWORD reserved)
670 FIXME_(win32)("(%08lx, %08lx)\n", flags, reserved);