4 * Copyright 1993 Robert J. Amstadt
18 #include "clipboard.h"
27 extern BOOL32 MENU_PatchResidentPopup( HQUEUE16, WND* );
28 extern void QUEUE_FlushMessages(HQUEUE16);
30 /***********************************************************************
31 * GetFreeSystemResources (USER.284)
33 WORD WINAPI GetFreeSystemResources( WORD resType )
35 int userPercent, gdiPercent;
39 case GFSR_USERRESOURCES:
40 userPercent = (int)LOCAL_CountFree( USER_HeapSel ) * 100 /
41 LOCAL_HeapSize( USER_HeapSel );
45 case GFSR_GDIRESOURCES:
46 gdiPercent = (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
47 LOCAL_HeapSize( GDI_HeapSel );
51 case GFSR_SYSTEMRESOURCES:
52 userPercent = (int)LOCAL_CountFree( USER_HeapSel ) * 100 /
53 LOCAL_HeapSize( USER_HeapSel );
54 gdiPercent = (int)LOCAL_CountFree( GDI_HeapSel ) * 100 /
55 LOCAL_HeapSize( GDI_HeapSel );
61 return (WORD)MIN( userPercent, gdiPercent );
65 /***********************************************************************
66 * SystemHeapInfo (TOOLHELP.71)
68 BOOL16 WINAPI SystemHeapInfo( SYSHEAPINFO *pHeapInfo )
70 pHeapInfo->wUserFreePercent = GetFreeSystemResources( GFSR_USERRESOURCES );
71 pHeapInfo->wGDIFreePercent = GetFreeSystemResources( GFSR_GDIRESOURCES );
72 pHeapInfo->hUserSegment = USER_HeapSel;
73 pHeapInfo->hGDISegment = GDI_HeapSel;
78 /***********************************************************************
79 * TimerCount (TOOLHELP.80)
81 BOOL16 WINAPI TimerCount( TIMERINFO *pTimerInfo )
84 * In standard mode, dwmsSinceStart = dwmsThisVM
86 * I tested this, under Windows in enhanced mode, and
87 * if you never switch VM (ie start/stop DOS) these
88 * values should be the same as well.
90 * Also, Wine should adjust for the hardware timer
91 * to reduce the amount of error to ~1ms.
92 * I can't be bothered, can you?
94 pTimerInfo->dwmsSinceStart = pTimerInfo->dwmsThisVM = GetTickCount();
98 static RESOURCEHANDLER16 __r16loader = NULL;
100 /**********************************************************************
101 * USER_CallDefaultRsrcHandler
103 * Called by the LoadDIBIcon/CursorHandler().
105 HGLOBAL16 USER_CallDefaultRsrcHandler( HGLOBAL16 hMemObj, HMODULE16 hModule, HRSRC16 hRsrc )
107 return __r16loader( hMemObj, hModule, hRsrc );
110 /**********************************************************************
111 * USER_InstallRsrcHandler
113 static void USER_InstallRsrcHandler( HINSTANCE16 hInstance )
117 /* SetResourceHandler() returns previous function which is set
118 * when a module's resource table is loaded. */
120 proc = SetResourceHandler( hInstance, RT_ICON16,
121 (FARPROC32)LoadDIBIconHandler );
123 __r16loader = (RESOURCEHANDLER16)proc;
124 proc = SetResourceHandler( hInstance, RT_CURSOR16,
125 (FARPROC32)LoadDIBCursorHandler );
127 __r16loader = (RESOURCEHANDLER16)proc;
130 /**********************************************************************
133 INT16 WINAPI InitApp( HINSTANCE16 hInstance )
137 /* InitTask() calls LibMain()'s of implicitly loaded DLLs
138 * prior to InitApp() so there is no clean way to do
139 * SetTaskSignalHandler() in time. So, broken Windows bypasses
140 * a pTask->userhandler on startup and simply calls a global
141 * function pointer to the default USER signal handler.
144 USER_InstallRsrcHandler( hInstance );
146 /* Hack: restore the divide-by-zero handler */
147 /* FIXME: should set a USER-specific handler that displays a msg box */
148 INT_SetHandler( 0, INT_GetHandler( 0xff ) );
150 /* Create task message queue */
151 queueSize = GetProfileInt32A( "windows", "DefaultQueueSize", 8 );
152 if (!SetMessageQueue32( queueSize )) return 0;
157 /**********************************************************************
160 static void USER_ModuleUnload( HMODULE16 hModule )
162 HOOK_FreeModuleHooks( hModule );
163 CLASS_FreeModuleClasses( hModule );
166 /**********************************************************************
169 static void USER_AppExit( HTASK16 hTask, HINSTANCE16 hInstance, HQUEUE16 hQueue )
171 /* FIXME: empty clipboard if needed, maybe destroy menus (Windows
172 * only complains about them but does nothing);
175 WND* desktop = WIN_GetDesktop();
177 /* Patch desktop window */
178 if( desktop->hmemTaskQ == hQueue )
179 desktop->hmemTaskQ = GetTaskQueue(TASK_GetNextTask(hTask));
181 /* Patch resident popup menu window */
182 MENU_PatchResidentPopup( hQueue, NULL );
184 TIMER_RemoveQueueTimers( hQueue );
186 QUEUE_FlushMessages( hQueue );
187 HOOK_FreeQueueHooks( hQueue );
189 QUEUE_SetExitingQueue( hQueue );
190 WIN_ResetQueueWindows( desktop, hQueue, (HQUEUE16)0);
191 CLIPBOARD_ResetLock( hQueue, 0 );
192 QUEUE_SetExitingQueue( 0 );
194 /* Free the message queue */
196 QUEUE_DeleteMsgQueue( hQueue );
198 /* ModuleUnload() in "Internals" */
200 hInstance = GetExePtr( hInstance );
201 if( GetModuleUsage( hInstance ) <= 1 )
202 USER_ModuleUnload( hInstance );
206 /***********************************************************************
209 * Clean-up everything and exit the Wine process.
210 * This is the back-end of ExitWindows(), called when all windows
211 * have agreed to be terminated.
213 void USER_ExitWindows(void)
215 /* Do the clean-up stuff */
218 SHELL_SaveRegistry();
224 /***********************************************************************
225 * USER_SignalProc (USER.314)
227 void WINAPI USER_SignalProc( HANDLE16 hTaskOrModule, UINT16 uCode,
228 UINT16 uExitFn, HINSTANCE16 hInstance,
234 case USIG_TERMINATION:
235 USER_AppExit( hTaskOrModule, hInstance, hQueue ); /* task */
239 USER_InstallRsrcHandler( hTaskOrModule ); /* module */
242 case USIG_DLL_UNLOAD:
243 USER_ModuleUnload( hTaskOrModule ); /* module */
247 fprintf(stderr,"Unimplemented USER signal: %i\n", (int)uCode );
252 /***********************************************************************
253 * ExitWindows16 (USER.7)
255 BOOL16 WINAPI ExitWindows16( DWORD dwReturnCode, UINT16 wReserved )
257 return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
261 /***********************************************************************
262 * ExitWindowsExec16 (USER.246)
264 BOOL16 WINAPI ExitWindowsExec16( LPCSTR lpszExe, LPCSTR lpszParams )
266 fprintf(stderr, "ExitWindowsExec() : Should run the following in DOS-mode :\n\t\"%s %s\"\n",
267 lpszExe, lpszParams);
268 return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
272 /***********************************************************************
273 * ExitWindowsEx (USER32.196)
275 BOOL32 WINAPI ExitWindowsEx( UINT32 flags, DWORD reserved )
281 /* We have to build a list of all windows first, as in EnumWindows */
283 if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL ))) return FALSE;
285 /* Send a WM_QUERYENDSESSION message to every window */
287 for (ppWnd = list, i = 0; *ppWnd; ppWnd++, i++)
289 /* Make sure that the window still exists */
290 if (!IsWindow32( (*ppWnd)->hwndSelf )) continue;
291 if (!SendMessage16( (*ppWnd)->hwndSelf, WM_QUERYENDSESSION, 0, 0 ))
296 /* Now notify all windows that got a WM_QUERYENDSESSION of the result */
298 for (ppWnd = list; i > 0; i--, ppWnd++)
300 if (!IsWindow32( (*ppWnd)->hwndSelf )) continue;
301 SendMessage16( (*ppWnd)->hwndSelf, WM_ENDSESSION, result, 0 );
303 HeapFree( SystemHeap, 0, list );
305 if (result) USER_ExitWindows();
309 /***********************************************************************
310 * EnumDisplaySettingsA (USER32.592)
312 BOOL32 WINAPI EnumDisplaySettings32A(LPCSTR name,DWORD n,LPDEVMODE32A devmode) {
313 fprintf(stderr,"EnumDisplaySettings32A(%s,%ld,%p)\n",name,n,devmode);
315 devmode->dmBitsPerPel = DefaultDepthOfScreen(screen);
316 devmode->dmPelsHeight = screenHeight;
317 devmode->dmPelsWidth = screenWidth;
324 /***********************************************************************
325 * SetEventHook (USER.321)
327 * Used by Turbo Debugger for Windows
329 FARPROC16 SetEventHook(FARPROC16 lpfnEventHook)
331 fprintf(stderr, "SetEventHook(lpfnEventHook = %08x): stub !\n", (UINT32)lpfnEventHook);
335 /***********************************************************************
336 * UserSeeUserDo (USER.216)
338 DWORD WINAPI UserSeeUserDo(WORD wReqType, WORD wParam1, WORD wParam2, WORD wParam3)
342 case USUD_LOCALALLOC:
343 return LOCAL_Alloc(USER_HeapSel, wParam1, wParam3);
345 return LOCAL_Free(USER_HeapSel, wParam1);
346 case USUD_LOCALCOMPACT:
347 return LOCAL_Compact(USER_HeapSel, wParam3, 0);
350 case USUD_FIRSTCLASS:
351 FIXME(local, "return a pointer to the first window class.\n");
354 WARN(local, "wReqType %04x (unknown)", wReqType);