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
);