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(ActivateKeyboardLayout);
88 GET_USER_FUNC(GetAsyncKeyState);
89 GET_USER_FUNC(GetKeyNameText);
90 GET_USER_FUNC(GetKeyboardLayout);
91 GET_USER_FUNC(GetKeyboardLayoutList);
92 GET_USER_FUNC(GetKeyboardLayoutName);
93 GET_USER_FUNC(LoadKeyboardLayout);
94 GET_USER_FUNC(MapVirtualKeyEx);
95 GET_USER_FUNC(SendInput);
96 GET_USER_FUNC(ToUnicodeEx);
97 GET_USER_FUNC(UnloadKeyboardLayout);
98 GET_USER_FUNC(VkKeyScanEx);
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(GetDCEx);
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);
132 GET_USER_FUNC(WindowFromDC);
133 GET_USER_FUNC(WindowMessage);
139 /***********************************************************************
140 * UserSelectPalette (Not a Windows API)
142 static HPALETTE WINAPI UserSelectPalette( HDC hDC, HPALETTE hPal, BOOL bForceBackground )
144 WORD wBkgPalette = 1;
146 if (!bForceBackground && (hPal != GetStockObject(DEFAULT_PALETTE)))
148 HWND hwnd = WindowFromDC( hDC );
151 HWND hForeground = GetForegroundWindow();
152 /* set primary palette if it's related to current active */
153 if (hForeground == hwnd || IsChild(hForeground,hwnd))
156 hPrimaryPalette = hPal;
160 return pfnGDISelectPalette( hDC, hPal, wBkgPalette);
164 /***********************************************************************
165 * UserRealizePalette (USER32.@)
167 UINT WINAPI UserRealizePalette( HDC hDC )
169 UINT realized = pfnGDIRealizePalette( hDC );
171 /* do not send anything if no colors were changed */
172 if (realized && GetCurrentObject( hDC, OBJ_PAL ) == hPrimaryPalette)
174 /* send palette change notification */
175 HWND hWnd = WindowFromDC( hDC );
176 if (hWnd) SendMessageTimeoutW( HWND_BROADCAST, WM_PALETTECHANGED, (WPARAM)hWnd, 0,
177 SMTO_ABORTIFHUNG, 2000, NULL );
183 /***********************************************************************
186 * Patch the function pointers in GDI for SelectPalette and RealizePalette
188 static void palette_init(void)
191 HMODULE module = GetModuleHandleA( "gdi32" );
194 ERR( "cannot get GDI32 handle\n" );
197 if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
198 pfnGDISelectPalette = InterlockedExchangePointer( ptr, UserSelectPalette );
199 else ERR( "cannot find pfnSelectPalette in GDI32\n" );
200 if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
201 pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
202 else ERR( "cannot find pfnRealizePalette in GDI32\n" );
206 /***********************************************************************
207 * USER initialisation routine
209 static BOOL process_attach(void)
211 HINSTANCE16 instance;
213 /* Create USER heap */
214 if ((instance = LoadLibrary16( "USER.EXE" )) >= 32) USER_HeapSel = instance | 7;
217 USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 65536 );
218 LocalInit16( USER_HeapSel, 32, 65534 );
221 /* some Win9x dlls expect keyboard to be loaded */
222 if (GetVersion() & 0x80000000) LoadLibrary16( "keyboard.drv" );
224 /* Load the graphics driver */
225 if (!load_driver()) return FALSE;
227 /* Initialize system colors and metrics */
230 /* Setup palette function pointers */
233 /* Initialize built-in window classes */
234 CLASS_RegisterBuiltinClasses();
236 /* Initialize menus */
237 if (!MENU_Init()) return FALSE;
239 /* Initialize message spying */
240 if (!SPY_Init()) return FALSE;
242 /* Create message queue of initial thread */
243 InitThreadInput16( 0, 0 );
245 /* Create desktop window */
246 if (!WIN_CreateDesktopWindow()) return FALSE;
252 /**********************************************************************
253 * USER_IsExitingThread
255 BOOL USER_IsExitingThread( DWORD tid )
257 return (tid == exiting_thread_id);
261 /**********************************************************************
264 static void thread_detach(void)
266 exiting_thread_id = GetCurrentThreadId();
268 WDML_NotifyThreadDetach();
270 WIN_DestroyThreadWindows( GetDesktopWindow() );
271 QUEUE_DeleteMsgQueue();
273 exiting_thread_id = 0;
277 /**********************************************************************
280 static void process_detach(void)
282 memset(&USER_Driver, 0, sizeof(USER_Driver));
283 FreeLibrary(graphics_driver);
286 /***********************************************************************
287 * UserClientDllInitialize (USER32.@)
289 * USER dll initialisation routine (exported as UserClientDllInitialize for compatibility).
291 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
296 case DLL_PROCESS_ATTACH:
297 user32_module = inst;
298 ret = process_attach();
300 case DLL_PROCESS_DETACH:
303 case DLL_THREAD_DETACH: