quartz: Don't cast WSTR to BSTR, convert properly instead.
[wine/testsucceed.git] / dlls / user32 / user_main.c
blob19482e46d24d7e9f60343c444e0f81fbc7b17edc
1 /*
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
21 #include <stdarg.h>
22 #include <stdio.h>
23 #include <string.h>
24 #include "windef.h"
25 #include "winbase.h"
26 #include "wingdi.h"
27 #include "winuser.h"
29 #include "controls.h"
30 #include "user_private.h"
31 #include "win.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 CRITICAL_SECTION user_section;
42 static CRITICAL_SECTION_DEBUG critsect_debug =
44 0, 0, &user_section,
45 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
46 0, 0, { (DWORD_PTR)(__FILE__ ": user_section") }
48 static CRITICAL_SECTION user_section = { &critsect_debug, -1, 0, 0, 0, 0 };
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 /***********************************************************************
60 * USER_Lock
62 void USER_Lock(void)
64 EnterCriticalSection( &user_section );
68 /***********************************************************************
69 * USER_Unlock
71 void USER_Unlock(void)
73 LeaveCriticalSection( &user_section );
77 /***********************************************************************
78 * USER_CheckNotLock
80 * Make sure that we don't hold the user lock.
82 void USER_CheckNotLock(void)
84 if (user_section.OwningThread == ULongToHandle(GetCurrentThreadId()) && user_section.RecursionCount)
86 ERR( "BUG: holding USER lock\n" );
87 DebugBreak();
92 /***********************************************************************
93 * UserSelectPalette (Not a Windows API)
95 static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBackground )
97 WORD wBkgPalette = 1;
99 if (!bForceBackground && (hPal != GetStockObject(DEFAULT_PALETTE)))
101 HWND hwnd = WindowFromDC( hDC );
102 if (hwnd)
104 HWND hForeground = GetForegroundWindow();
105 /* set primary palette if it's related to current active */
106 if (hForeground == hwnd || IsChild(hForeground,hwnd))
108 wBkgPalette = 0;
109 hPrimaryPalette = hPal;
113 return pfnGDISelectPalette( hDC, hPal, wBkgPalette);
117 /***********************************************************************
118 * UserRealizePalette (USER32.@)
120 UINT WINAPI UserRealizePalette( HDC hDC )
122 UINT realized = pfnGDIRealizePalette( hDC );
124 /* do not send anything if no colors were changed */
125 if (realized && GetCurrentObject( hDC, OBJ_PAL ) == hPrimaryPalette)
127 /* send palette change notification */
128 HWND hWnd = WindowFromDC( hDC );
129 if (hWnd) SendMessageTimeoutW( HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM)hWnd, 0,
130 SMTO_ABORTIFHUNG, 2000, NULL );
132 return realized;
136 /***********************************************************************
137 * palette_init
139 * Patch the function pointers in GDI for SelectPalette and RealizePalette
141 static void palette_init(void)
143 void **ptr;
144 HMODULE module = GetModuleHandleA( "gdi32" );
145 if (!module)
147 ERR( "cannot get GDI32 handle\n" );
148 return;
150 if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
151 pfnGDISelectPalette = InterlockedExchangePointer( ptr, UserSelectPalette );
152 else ERR( "cannot find pfnSelectPalette in GDI32\n" );
153 if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
154 pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
155 else ERR( "cannot find pfnRealizePalette in GDI32\n" );
159 /***********************************************************************
160 * get_default_desktop
162 * Get the name of the desktop to use for this app if not specified explicitly.
164 static const WCHAR *get_default_desktop(void)
166 static const WCHAR defaultW[] = {'D','e','f','a','u','l','t',0};
167 static const WCHAR desktopW[] = {'D','e','s','k','t','o','p',0};
168 static const WCHAR explorerW[] = {'\\','E','x','p','l','o','r','e','r',0};
169 static const WCHAR app_defaultsW[] = {'S','o','f','t','w','a','r','e','\\',
170 'W','i','n','e','\\',
171 'A','p','p','D','e','f','a','u','l','t','s',0};
172 static WCHAR buffer[MAX_PATH + sizeof(explorerW)/sizeof(WCHAR)];
173 WCHAR *p, *appname = buffer;
174 const WCHAR *ret = defaultW;
175 DWORD len;
176 HKEY tmpkey, appkey;
178 len = (GetModuleFileNameW( 0, buffer, MAX_PATH ));
179 if (!len || len >= MAX_PATH) return ret;
180 if ((p = strrchrW( appname, '/' ))) appname = p + 1;
181 if ((p = strrchrW( appname, '\\' ))) appname = p + 1;
182 p = appname + strlenW(appname);
183 strcpyW( p, explorerW );
185 /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\Explorer */
186 if (!RegOpenKeyW( HKEY_CURRENT_USER, app_defaultsW, &tmpkey ))
188 if (RegOpenKeyW( tmpkey, appname, &appkey )) appkey = 0;
189 RegCloseKey( tmpkey );
190 if (appkey)
192 len = sizeof(buffer);
193 if (!RegQueryValueExW( appkey, desktopW, 0, NULL, (LPBYTE)buffer, &len )) ret = buffer;
194 RegCloseKey( appkey );
195 if (ret && strcmpiW( ret, defaultW )) return ret;
196 ret = defaultW;
200 memcpy( buffer, app_defaultsW, 13 * sizeof(WCHAR) ); /* copy only software\\wine */
201 strcpyW( buffer + 13, explorerW );
203 /* @@ Wine registry key: HKCU\Software\Wine\Explorer */
204 if (!RegOpenKeyW( HKEY_CURRENT_USER, buffer, &appkey ))
206 len = sizeof(buffer);
207 if (!RegQueryValueExW( appkey, desktopW, 0, NULL, (LPBYTE)buffer, &len )) ret = buffer;
208 RegCloseKey( appkey );
210 return ret;
214 /***********************************************************************
215 * winstation_init
217 * Connect to the process window station and desktop.
219 static void winstation_init(void)
221 static const WCHAR WinSta0[] = {'W','i','n','S','t','a','0',0};
223 STARTUPINFOW info;
224 WCHAR *winstation = NULL, *desktop = NULL, *buffer = NULL;
225 HANDLE handle;
227 GetStartupInfoW( &info );
228 if (info.lpDesktop && *info.lpDesktop)
230 buffer = HeapAlloc( GetProcessHeap(), 0, (strlenW(info.lpDesktop) + 1) * sizeof(WCHAR) );
231 strcpyW( buffer, info.lpDesktop );
232 if ((desktop = strchrW( buffer, '\\' )))
234 *desktop++ = 0;
235 winstation = buffer;
237 else desktop = buffer;
240 /* set winstation if explicitly specified, or if we don't have one yet */
241 if (buffer || !GetProcessWindowStation())
243 handle = CreateWindowStationW( winstation ? winstation : WinSta0, 0, WINSTA_ALL_ACCESS, NULL );
244 if (handle)
246 SetProcessWindowStation( handle );
247 /* only WinSta0 is visible */
248 if (!winstation || !strcmpiW( winstation, WinSta0 ))
250 USEROBJECTFLAGS flags;
251 flags.fInherit = FALSE;
252 flags.fReserved = FALSE;
253 flags.dwFlags = WSF_VISIBLE;
254 SetUserObjectInformationW( handle, UOI_FLAGS, &flags, sizeof(flags) );
258 if (buffer || !GetThreadDesktop( GetCurrentThreadId() ))
260 handle = CreateDesktopW( desktop ? desktop : get_default_desktop(),
261 NULL, NULL, 0, DESKTOP_ALL_ACCESS, NULL );
262 if (handle) SetThreadDesktop( handle );
264 HeapFree( GetProcessHeap(), 0, buffer );
268 /***********************************************************************
269 * USER initialisation routine
271 static BOOL process_attach(void)
273 winstation_init();
275 /* Initialize system colors and metrics */
276 SYSPARAMS_Init();
278 /* Setup palette function pointers */
279 palette_init();
281 /* Initialize built-in window classes */
282 CLASS_RegisterBuiltinClasses();
284 /* Initialize message spying */
285 if (!SPY_Init()) return FALSE;
287 return TRUE;
291 /**********************************************************************
292 * USER_IsExitingThread
294 BOOL USER_IsExitingThread( DWORD tid )
296 return (tid == exiting_thread_id);
300 /**********************************************************************
301 * thread_detach
303 static void thread_detach(void)
305 struct user_thread_info *thread_info = get_user_thread_info();
307 exiting_thread_id = GetCurrentThreadId();
309 WDML_NotifyThreadDetach();
311 if (thread_info->top_window) WIN_DestroyThreadWindows( thread_info->top_window );
312 if (thread_info->msg_window) WIN_DestroyThreadWindows( thread_info->msg_window );
313 CloseHandle( thread_info->server_queue );
314 HeapFree( GetProcessHeap(), 0, thread_info->wmchar_data );
316 exiting_thread_id = 0;
320 /***********************************************************************
321 * UserClientDllInitialize (USER32.@)
323 * USER dll initialisation routine (exported as UserClientDllInitialize for compatibility).
325 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
327 BOOL ret = TRUE;
328 switch(reason)
330 case DLL_PROCESS_ATTACH:
331 user32_module = inst;
332 ret = process_attach();
333 break;
334 case DLL_THREAD_DETACH:
335 thread_detach();
336 break;
337 case DLL_PROCESS_DETACH:
338 USER_unload_driver();
339 break;
341 return ret;
345 /***********************************************************************
346 * ExitWindowsEx (USER32.@)
348 BOOL WINAPI ExitWindowsEx( UINT flags, DWORD reason )
350 static const WCHAR winebootW[] = { '\\','w','i','n','e','b','o','o','t','.','e','x','e',0 };
351 static const WCHAR killW[] = { ' ','-','-','k','i','l','l',0 };
352 static const WCHAR end_sessionW[] = { ' ','-','-','e','n','d','-','s','e','s','s','i','o','n',0 };
353 static const WCHAR forceW[] = { ' ','-','-','f','o','r','c','e',0 };
354 static const WCHAR shutdownW[] = { ' ','-','-','s','h','u','t','d','o','w','n',0 };
356 WCHAR app[MAX_PATH];
357 WCHAR cmdline[MAX_PATH + 64];
358 PROCESS_INFORMATION pi;
359 STARTUPINFOW si;
361 GetSystemDirectoryW( app, MAX_PATH - sizeof(winebootW)/sizeof(WCHAR) );
362 strcatW( app, winebootW );
363 strcpyW( cmdline, app );
365 if (flags & EWX_FORCE) lstrcatW( cmdline, killW );
366 else
368 lstrcatW( cmdline, end_sessionW );
369 if (flags & EWX_FORCEIFHUNG) lstrcatW( cmdline, forceW );
371 if (!(flags & EWX_REBOOT)) lstrcatW( cmdline, shutdownW );
373 memset( &si, 0, sizeof si );
374 si.cb = sizeof si;
375 if (!CreateProcessW( app, cmdline, NULL, NULL, FALSE, DETACHED_PROCESS, NULL, NULL, &si, &pi ))
377 ERR( "Failed to run %s\n", debugstr_w(cmdline) );
378 return FALSE;
380 CloseHandle( pi.hProcess );
381 CloseHandle( pi.hThread );
382 return TRUE;
385 /***********************************************************************
386 * LockWorkStation (USER32.@)
388 BOOL WINAPI LockWorkStation(void)
390 TRACE(": stub\n");
391 SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
392 return FALSE;
395 /***********************************************************************
396 * RegisterServicesProcess (USER32.@)
398 int WINAPI RegisterServicesProcess(DWORD ServicesProcessId)
400 FIXME("(0x%x): stub\n", ServicesProcessId);
401 return 0;