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(ForceWindowRaise);
121 GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
122 GET_USER_FUNC(ReleaseDC);
123 GET_USER_FUNC(ScrollDC);
124 GET_USER_FUNC(SetFocus);
125 GET_USER_FUNC(SetParent);
126 GET_USER_FUNC(SetWindowPos);
127 GET_USER_FUNC(SetWindowRgn);
128 GET_USER_FUNC(SetWindowIcon);
129 GET_USER_FUNC(SetWindowStyle);
130 GET_USER_FUNC(SetWindowText);
131 GET_USER_FUNC(ShowWindow);
132 GET_USER_FUNC(SysCommandSizeMove);
138 /***********************************************************************
139 * UserSelectPalette (Not a Windows API)
141 static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBackground )
143 WORD wBkgPalette = 1;
145 if (!bForceBackground && (hPal != GetStockObject(DEFAULT_PALETTE)))
147 HWND hwnd = WindowFromDC( hDC );
150 HWND hForeground = GetForegroundWindow();
151 /* set primary palette if it's related to current active */
152 if (hForeground == hwnd || IsChild(hForeground,hwnd))
155 hPrimaryPalette = hPal;
159 return pfnGDISelectPalette( hDC, hPal, wBkgPalette);
163 /***********************************************************************
164 * UserRealizePalette (USER32.@)
166 UINT WINAPI UserRealizePalette( HDC hDC )
168 UINT realized = pfnGDIRealizePalette( hDC );
170 /* do not send anything if no colors were changed */
171 if (realized && GetCurrentObject( hDC, OBJ_PAL ) == hPrimaryPalette)
173 /* send palette change notification */
174 HWND hWnd = WindowFromDC( hDC );
175 if (hWnd) SendMessageTimeoutW( HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM)hWnd, 0,
176 SMTO_ABORTIFHUNG, 2000, NULL );
182 /***********************************************************************
185 * Patch the function pointers in GDI for SelectPalette and RealizePalette
187 static void palette_init(void)
190 HMODULE module = GetModuleHandleA( "gdi32" );
193 ERR( "cannot get GDI32 handle\n" );
196 if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
197 pfnGDISelectPalette = InterlockedExchangePointer( ptr, UserSelectPalette );
198 else ERR( "cannot find pfnSelectPalette in GDI32\n" );
199 if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
200 pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
201 else ERR( "cannot find pfnRealizePalette in GDI32\n" );
205 /***********************************************************************
206 * USER initialisation routine
208 static BOOL process_attach(void)
210 HINSTANCE16 instance;
212 /* Create USER heap */
213 if ((instance = LoadLibrary16( "USER.EXE" )) >= 32) USER_HeapSel = instance | 7;
216 USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 65536 );
217 LocalInit16( USER_HeapSel, 32, 65534 );
220 /* some Win9x dlls expect keyboard to be loaded */
221 if (GetVersion() & 0x80000000) LoadLibrary16( "keyboard.drv" );
223 /* Load the graphics driver */
224 if (!load_driver()) return FALSE;
226 /* Initialize system colors and metrics */
229 /* Setup palette function pointers */
232 /* Initialize built-in window classes */
233 CLASS_RegisterBuiltinClasses();
235 /* Initialize menus */
236 if (!MENU_Init()) return FALSE;
238 /* Initialize message spying */
239 if (!SPY_Init()) return FALSE;
241 /* Create message queue of initial thread */
242 InitThreadInput16( 0, 0 );
244 /* Create desktop window */
245 if (!WIN_CreateDesktopWindow()) return FALSE;
247 /* Initialize keyboard driver */
248 if (USER_Driver.pInitKeyboard) USER_Driver.pInitKeyboard( InputKeyStateTable );
250 /* Initialize mouse driver */
251 if (USER_Driver.pInitMouse) USER_Driver.pInitMouse( InputKeyStateTable );
257 /**********************************************************************
258 * USER_IsExitingThread
260 BOOL USER_IsExitingThread( DWORD tid )
262 return (tid == exiting_thread_id);
266 /**********************************************************************
269 static void thread_detach(void)
271 exiting_thread_id = GetCurrentThreadId();
273 WDML_NotifyThreadDetach();
275 WIN_DestroyThreadWindows( GetDesktopWindow() );
276 QUEUE_DeleteMsgQueue();
278 exiting_thread_id = 0;
282 /**********************************************************************
285 static void process_detach(void)
287 memset(&USER_Driver, 0, sizeof(USER_Driver));
288 FreeLibrary(graphics_driver);
291 /***********************************************************************
292 * UserClientDllInitialize (USER32.@)
294 * USER dll initialisation routine (exported as UserClientDllInitialize for compatibility).
296 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
301 case DLL_PROCESS_ATTACH:
302 user32_module = inst;
303 ret = process_attach();
305 case DLL_PROCESS_DETACH:
308 case DLL_THREAD_DETACH: