2 * USER initialization code
4 * Copyright 2000 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
30 #include "user_private.h"
32 #include "wine/unicode.h"
33 #include "wine/debug.h"
35 WINE_DEFAULT_DEBUG_CHANNEL(graphics);
37 #define DESKTOP_ALL_ACCESS 0x01ff
39 HMODULE user32_module = 0;
41 static SYSLEVEL USER_SysLevel;
42 static CRITICAL_SECTION_DEBUG critsect_debug =
44 0, 0, &USER_SysLevel.crst,
45 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
46 0, 0, { (DWORD_PTR)(__FILE__ ": USER_SysLevel") }
48 static SYSLEVEL USER_SysLevel = { { &critsect_debug, -1, 0, 0, 0, 0 }, 2 };
50 static HPALETTE (WINAPI *pfnGDISelectPalette)( HDC hdc, HPALETTE hpal, WORD bkgnd );
51 static UINT (WINAPI *pfnGDIRealizePalette)( HDC hdc );
52 static HPALETTE hPrimaryPalette;
54 static DWORD exiting_thread_id;
56 extern void WDML_NotifyThreadDetach(void);
59 /***********************************************************************
64 _EnterSysLevel( &USER_SysLevel );
68 /***********************************************************************
71 void USER_Unlock(void)
73 _LeaveSysLevel( &USER_SysLevel );
77 /***********************************************************************
80 * Make sure that we don't hold the user lock.
82 void USER_CheckNotLock(void)
84 _CheckNotSysLevel( &USER_SysLevel );
88 /***********************************************************************
89 * UserSelectPalette (Not a Windows API)
91 static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBackground )
95 if (!bForceBackground && (hPal != GetStockObject(DEFAULT_PALETTE)))
97 HWND hwnd = WindowFromDC( hDC );
100 HWND hForeground = GetForegroundWindow();
101 /* set primary palette if it's related to current active */
102 if (hForeground == hwnd || IsChild(hForeground,hwnd))
105 hPrimaryPalette = hPal;
109 return pfnGDISelectPalette( hDC, hPal, wBkgPalette);
113 /***********************************************************************
114 * UserRealizePalette (USER32.@)
116 UINT WINAPI UserRealizePalette( HDC hDC )
118 UINT realized = pfnGDIRealizePalette( hDC );
120 /* do not send anything if no colors were changed */
121 if (realized && GetCurrentObject( hDC, OBJ_PAL ) == hPrimaryPalette)
123 /* send palette change notification */
124 HWND hWnd = WindowFromDC( hDC );
125 if (hWnd) SendMessageTimeoutW( HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM)hWnd, 0,
126 SMTO_ABORTIFHUNG, 2000, NULL );
132 /***********************************************************************
135 * Patch the function pointers in GDI for SelectPalette and RealizePalette
137 static void palette_init(void)
140 HMODULE module = GetModuleHandleA( "gdi32" );
143 ERR( "cannot get GDI32 handle\n" );
146 if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
147 pfnGDISelectPalette = InterlockedExchangePointer( ptr, UserSelectPalette );
148 else ERR( "cannot find pfnSelectPalette in GDI32\n" );
149 if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
150 pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
151 else ERR( "cannot find pfnRealizePalette in GDI32\n" );
155 /***********************************************************************
156 * get_default_desktop
158 * Get the name of the desktop to use for this app if not specified explicitly.
160 static const WCHAR *get_default_desktop(void)
162 static const WCHAR defaultW[] = {'D','e','f','a','u','l','t',0};
163 static const WCHAR desktopW[] = {'D','e','s','k','t','o','p',0};
164 static const WCHAR explorerW[] = {'\\','E','x','p','l','o','r','e','r',0};
165 static const WCHAR app_defaultsW[] = {'S','o','f','t','w','a','r','e','\\',
166 'W','i','n','e','\\',
167 'A','p','p','D','e','f','a','u','l','t','s',0};
168 static WCHAR buffer[MAX_PATH + sizeof(explorerW)/sizeof(WCHAR)];
169 WCHAR *p, *appname = buffer;
170 const WCHAR *ret = defaultW;
174 len = (GetModuleFileNameW( 0, buffer, MAX_PATH ));
175 if (!len || len >= MAX_PATH) return ret;
176 if ((p = strrchrW( appname, '/' ))) appname = p + 1;
177 if ((p = strrchrW( appname, '\\' ))) appname = p + 1;
178 p = appname + strlenW(appname);
179 strcpyW( p, explorerW );
181 /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Explorer */
182 if (!RegOpenKeyW( HKEY_CURRENT_USER, app_defaultsW, &tmpkey ))
184 if (RegOpenKeyW( tmpkey, appname, &appkey )) appkey = 0;
185 RegCloseKey( tmpkey );
188 len = sizeof(buffer);
189 if (!RegQueryValueExW( appkey, desktopW, 0, NULL, (LPBYTE)buffer, &len )) ret = buffer;
190 RegCloseKey( appkey );
191 if (ret && strcmpiW( ret, defaultW )) return ret;
196 memcpy( buffer, app_defaultsW, 13 * sizeof(WCHAR) ); /* copy only software\\wine */
197 strcpyW( buffer + 13, explorerW );
199 /* @@ Wine registry key: HKCU\Software\Wine\Explorer */
200 if (!RegOpenKeyW( HKEY_CURRENT_USER, buffer, &appkey ))
202 len = sizeof(buffer);
203 if (!RegQueryValueExW( appkey, desktopW, 0, NULL, (LPBYTE)buffer, &len )) ret = buffer;
204 RegCloseKey( appkey );
210 /***********************************************************************
213 * Connect to the process window station and desktop.
215 static void winstation_init(void)
217 static const WCHAR WinSta0[] = {'W','i','n','S','t','a','0',0};
220 WCHAR *winstation = NULL, *desktop = NULL, *buffer = NULL;
223 GetStartupInfoW( &info );
224 if (info.lpDesktop && *info.lpDesktop)
226 buffer = HeapAlloc( GetProcessHeap(), 0, (strlenW(info.lpDesktop) + 1) * sizeof(WCHAR) );
227 strcpyW( buffer, info.lpDesktop );
228 if ((desktop = strchrW( buffer, '\\' )))
233 else desktop = buffer;
236 /* set winstation if explicitly specified, or if we don't have one yet */
237 if (buffer || !GetProcessWindowStation())
239 handle = CreateWindowStationW( winstation ? winstation : WinSta0, 0, WINSTA_ALL_ACCESS, NULL );
242 SetProcessWindowStation( handle );
243 /* only WinSta0 is visible */
244 if (!winstation || !strcmpiW( winstation, WinSta0 ))
246 USEROBJECTFLAGS flags;
247 flags.fInherit = FALSE;
248 flags.fReserved = FALSE;
249 flags.dwFlags = WSF_VISIBLE;
250 SetUserObjectInformationW( handle, UOI_FLAGS, &flags, sizeof(flags) );
254 if (buffer || !GetThreadDesktop( GetCurrentThreadId() ))
256 handle = CreateDesktopW( desktop ? desktop : get_default_desktop(),
257 NULL, NULL, 0, DESKTOP_ALL_ACCESS, NULL );
258 if (handle) SetThreadDesktop( handle );
260 HeapFree( GetProcessHeap(), 0, buffer );
264 /***********************************************************************
265 * USER initialisation routine
267 static BOOL process_attach(void)
269 LoadLibrary16( "user.exe" );
271 /* some Win9x dlls expect keyboard to be loaded */
272 if (GetVersion() & 0x80000000) LoadLibrary16( "keyboard.drv" );
276 /* Initialize system colors and metrics */
279 /* Setup palette function pointers */
282 /* Initialize built-in window classes */
283 CLASS_RegisterBuiltinClasses();
285 /* Initialize message spying */
286 if (!SPY_Init()) return FALSE;
292 /**********************************************************************
293 * USER_IsExitingThread
295 BOOL USER_IsExitingThread( DWORD tid )
297 return (tid == exiting_thread_id);
301 /**********************************************************************
304 static void thread_detach(void)
306 struct user_thread_info *thread_info = get_user_thread_info();
308 exiting_thread_id = GetCurrentThreadId();
310 WDML_NotifyThreadDetach();
312 if (thread_info->top_window) WIN_DestroyThreadWindows( thread_info->top_window );
313 if (thread_info->msg_window) WIN_DestroyThreadWindows( thread_info->msg_window );
314 CloseHandle( thread_info->server_queue );
315 HeapFree( GetProcessHeap(), 0, thread_info->wmchar_data );
317 exiting_thread_id = 0;
321 /***********************************************************************
322 * UserClientDllInitialize (USER32.@)
324 * USER dll initialisation routine (exported as UserClientDllInitialize for compatibility).
326 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
331 case DLL_PROCESS_ATTACH:
332 user32_module = inst;
333 ret = process_attach();
335 case DLL_THREAD_DETACH:
338 case DLL_PROCESS_DETACH:
339 USER_unload_driver();
346 /***********************************************************************
347 * ExitWindowsEx (USER32.@)
349 BOOL WINAPI ExitWindowsEx( UINT flags, DWORD reason )
351 static const WCHAR winebootW[] = { '\\','w','i','n','e','b','o','o','t','.','e','x','e',0 };
352 static const WCHAR killW[] = { ' ','-','-','k','i','l','l',0 };
353 static const WCHAR end_sessionW[] = { ' ','-','-','e','n','d','-','s','e','s','s','i','o','n',0 };
354 static const WCHAR forceW[] = { ' ','-','-','f','o','r','c','e',0 };
355 static const WCHAR shutdownW[] = { ' ','-','-','s','h','u','t','d','o','w','n',0 };
358 WCHAR cmdline[MAX_PATH + 64];
359 PROCESS_INFORMATION pi;
362 GetSystemDirectoryW( app, MAX_PATH - sizeof(winebootW)/sizeof(WCHAR) );
363 strcatW( app, winebootW );
364 strcpyW( cmdline, app );
366 if (flags & EWX_FORCE) lstrcatW( cmdline, killW );
369 lstrcatW( cmdline, end_sessionW );
370 if (flags & EWX_FORCEIFHUNG) lstrcatW( cmdline, forceW );
372 if (!(flags & EWX_REBOOT)) lstrcatW( cmdline, shutdownW );
374 memset( &si, 0, sizeof si );
376 if (!CreateProcessW( app, cmdline, NULL, NULL, FALSE, DETACHED_PROCESS, NULL, NULL, &si, &pi ))
378 ERR( "Failed to run %s\n", debugstr_w(cmdline) );
381 CloseHandle( pi.hProcess );
382 CloseHandle( pi.hThread );
386 /***********************************************************************
387 * LockWorkStation (USER32.@)
389 BOOL WINAPI LockWorkStation(void)
392 SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
396 /***********************************************************************
397 * RegisterServicesProcess (USER32.@)
399 int WINAPI RegisterServicesProcess(DWORD ServicesProcessId)
401 FIXME("(0x%x): stub\n", ServicesProcessId);