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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "wine/winbase16.h"
29 #include "wine/winuser16.h"
33 #include "user_private.h"
35 #include "wine/debug.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(graphics);
39 USER_DRIVER USER_Driver;
41 WORD USER_HeapSel = 0; /* USER heap selector */
42 HMODULE user32_module = 0;
44 static HPALETTE (WINAPI *pfnGDISelectPalette)( HDC hdc, HPALETTE hpal, WORD bkgnd );
45 static UINT (WINAPI *pfnGDIRealizePalette)( HDC hdc );
46 static HPALETTE hPrimaryPalette;
48 static HMODULE graphics_driver;
49 static DWORD exiting_thread_id;
51 extern void WDML_NotifyThreadDetach(void);
53 #define GET_USER_FUNC(name) USER_Driver.p##name = (void*)GetProcAddress( graphics_driver, #name )
55 /* load the graphics driver */
56 static BOOL load_driver(void)
58 char buffer[MAX_PATH], *name, *next;
61 strcpy( buffer, "x11drv,ttydrv" ); /* default value */
62 if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Wine", &hkey ))
64 DWORD type, count = sizeof(buffer);
65 RegQueryValueExA( hkey, "GraphicsDriver", 0, &type, buffer, &count );
72 next = strchr( name, ',' );
73 if (next) *next++ = 0;
75 if ((graphics_driver = LoadLibraryA( name )) != 0) break;
80 MESSAGE( "wine: Could not load graphics driver '%s'.\n", buffer );
81 if (!strcasecmp( buffer, "x11drv" ))
82 MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
86 GET_USER_FUNC(InitKeyboard);
87 GET_USER_FUNC(VkKeyScanEx);
88 GET_USER_FUNC(MapVirtualKeyEx);
89 GET_USER_FUNC(GetKeyNameText);
90 GET_USER_FUNC(ToUnicodeEx);
91 GET_USER_FUNC(GetKeyboardLayoutList);
92 GET_USER_FUNC(GetKeyboardLayout);
93 GET_USER_FUNC(GetKeyboardLayoutName);
94 GET_USER_FUNC(LoadKeyboardLayout);
95 GET_USER_FUNC(ActivateKeyboardLayout);
96 GET_USER_FUNC(UnloadKeyboardLayout);
98 GET_USER_FUNC(InitMouse);
99 GET_USER_FUNC(SetCursor);
100 GET_USER_FUNC(GetCursorPos);
101 GET_USER_FUNC(SetCursorPos);
102 GET_USER_FUNC(GetScreenSaveActive);
103 GET_USER_FUNC(SetScreenSaveActive);
104 GET_USER_FUNC(AcquireClipboard);
105 GET_USER_FUNC(EmptyClipboard);
106 GET_USER_FUNC(SetClipboardData);
107 GET_USER_FUNC(GetClipboardData);
108 GET_USER_FUNC(CountClipboardFormats);
109 GET_USER_FUNC(EnumClipboardFormats);
110 GET_USER_FUNC(IsClipboardFormatAvailable);
111 GET_USER_FUNC(RegisterClipboardFormat);
112 GET_USER_FUNC(GetClipboardFormatName);
113 GET_USER_FUNC(EndClipboardUpdate);
114 GET_USER_FUNC(ResetSelectionOwner);
115 GET_USER_FUNC(ChangeDisplaySettingsExW);
116 GET_USER_FUNC(EnumDisplaySettingsExW);
117 GET_USER_FUNC(CreateWindow);
118 GET_USER_FUNC(DestroyWindow);
119 GET_USER_FUNC(GetDC);
120 GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
121 GET_USER_FUNC(ReleaseDC);
122 GET_USER_FUNC(ScrollDC);
123 GET_USER_FUNC(SetFocus);
124 GET_USER_FUNC(SetParent);
125 GET_USER_FUNC(SetWindowPos);
126 GET_USER_FUNC(SetWindowRgn);
127 GET_USER_FUNC(SetWindowIcon);
128 GET_USER_FUNC(SetWindowStyle);
129 GET_USER_FUNC(SetWindowText);
130 GET_USER_FUNC(ShowWindow);
131 GET_USER_FUNC(SysCommandSizeMove);
137 /***********************************************************************
138 * UserSelectPalette (Not a Windows API)
140 static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBackground )
142 WORD wBkgPalette = 1;
144 if (!bForceBackground && (hPal != GetStockObject(DEFAULT_PALETTE)))
146 HWND hwnd = WindowFromDC( hDC );
149 HWND hForeground = GetForegroundWindow();
150 /* set primary palette if it's related to current active */
151 if (hForeground == hwnd || IsChild(hForeground,hwnd))
154 hPrimaryPalette = hPal;
158 return pfnGDISelectPalette( hDC, hPal, wBkgPalette);
162 /***********************************************************************
163 * UserRealizePalette (USER32.@)
165 UINT WINAPI UserRealizePalette( HDC hDC )
167 UINT realized = pfnGDIRealizePalette( hDC );
169 /* do not send anything if no colors were changed */
170 if (realized && GetCurrentObject( hDC, OBJ_PAL ) == hPrimaryPalette)
172 /* send palette change notification */
173 HWND hWnd = WindowFromDC( hDC );
174 if (hWnd) SendMessageTimeoutW( HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM)hWnd, 0,
175 SMTO_ABORTIFHUNG, 2000, NULL );
181 /***********************************************************************
184 * Patch the function pointers in GDI for SelectPalette and RealizePalette
186 static void palette_init(void)
189 HMODULE module = GetModuleHandleA( "gdi32" );
192 ERR( "cannot get GDI32 handle\n" );
195 if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
196 pfnGDISelectPalette = InterlockedExchangePointer( ptr, UserSelectPalette );
197 else ERR( "cannot find pfnSelectPalette in GDI32\n" );
198 if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
199 pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
200 else ERR( "cannot find pfnRealizePalette in GDI32\n" );
204 /***********************************************************************
205 * USER initialisation routine
207 static BOOL process_attach(void)
209 HINSTANCE16 instance;
211 /* Create USER heap */
212 if ((instance = LoadLibrary16( "USER.EXE" )) >= 32) USER_HeapSel = instance | 7;
215 USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 65536 );
216 LocalInit16( USER_HeapSel, 32, 65534 );
219 /* some Win9x dlls expect keyboard to be loaded */
220 if (GetVersion() & 0x80000000) LoadLibrary16( "keyboard.drv" );
222 /* Load the graphics driver */
223 if (!load_driver()) return FALSE;
225 /* Initialize system colors and metrics */
228 /* Setup palette function pointers */
231 /* Initialize built-in window classes */
232 CLASS_RegisterBuiltinClasses();
234 /* Initialize menus */
235 if (!MENU_Init()) return FALSE;
237 /* Initialize message spying */
238 if (!SPY_Init()) return FALSE;
240 /* Create message queue of initial thread */
241 InitThreadInput16( 0, 0 );
243 /* Create desktop window */
244 if (!WIN_CreateDesktopWindow()) return FALSE;
246 /* Initialize keyboard driver */
247 if (USER_Driver.pInitKeyboard) USER_Driver.pInitKeyboard( InputKeyStateTable );
249 /* Initialize mouse driver */
250 if (USER_Driver.pInitMouse) USER_Driver.pInitMouse( InputKeyStateTable );
256 /**********************************************************************
257 * USER_IsExitingThread
259 BOOL USER_IsExitingThread( DWORD tid )
261 return (tid == exiting_thread_id);
265 /**********************************************************************
268 static void thread_detach(void)
270 exiting_thread_id = GetCurrentThreadId();
272 WDML_NotifyThreadDetach();
274 WIN_DestroyThreadWindows( GetDesktopWindow() );
275 QUEUE_DeleteMsgQueue();
277 exiting_thread_id = 0;
281 /**********************************************************************
284 static void process_detach(void)
286 memset(&USER_Driver, 0, sizeof(USER_Driver));
287 FreeLibrary(graphics_driver);
290 /***********************************************************************
291 * UserClientDllInitialize (USER32.@)
293 * USER dll initialisation routine (exported as UserClientDllInitialize for compatibility).
295 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
300 case DLL_PROCESS_ATTACH:
301 user32_module = inst;
302 ret = process_attach();
304 case DLL_PROCESS_DETACH:
307 case DLL_THREAD_DETACH: