dlls/user/user_main.c

   1 /*
   2  * USER initialization code
   3  *
   4  * Copyright 2000 Alexandre Julliard
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  */
  20
  21 #include <string.h>
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "wingdi.h"
  25 #include "winuser.h"
  26 #include "winreg.h"
  27 #include "wine/winbase16.h"
  28 #include "wine/winuser16.h"
  29
  30 #include "controls.h"
  31 #include "cursoricon.h"
  32 #include "global.h"
  33 #include "input.h"
  34 #include "hook.h"
  35 #include "message.h"
  36 #include "queue.h"
  37 #include "spy.h"
  38 #include "sysmetrics.h"
  39 #include "user.h"
  40 #include "win.h"
  41 #include "wine/debug.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(graphics);
  44
  45 USER_DRIVER USER_Driver;
  46
  47 WINE_LOOK TWEAK_WineLook = WIN31_LOOK;
  48
  49 WORD USER_HeapSel = 0;  /* USER heap selector */
  50
  51 extern HPALETTE (WINAPI *pfnGDISelectPalette)(HDC hdc, HPALETTE hpal, WORD bkgnd );
  52 extern UINT (WINAPI *pfnGDIRealizePalette)(HDC hdc);
  53
  54 static HMODULE graphics_driver;
  55 static DWORD exiting_thread_id;
  56
  57 extern void COMM_Init(void);
  58 extern void WDML_NotifyThreadDetach(void);
  59
  60 #define GET_USER_FUNC(name) USER_Driver.p##name = (void*)GetProcAddress( graphics_driver, #name )
  61
  62 /* load the graphics driver */
  63 static BOOL load_driver(void)
  64 {
  65     char buffer[MAX_PATH];
  66     HKEY hkey;
  67     DWORD type, count;
  68
  69     strcpy( buffer, "x11drv" );  /* default value */
  70     if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Wine", &hkey ))
  71     {
  72         count = sizeof(buffer);
  73         RegQueryValueExA( hkey, "GraphicsDriver", 0, &type, buffer, &count );
  74         RegCloseKey( hkey );
  75     }
  76
  77     if (!(graphics_driver = LoadLibraryA( buffer )))
  78     {
  79         MESSAGE( "Could not load graphics driver '%s'\n", buffer );
  80         return FALSE;
  81     }
  82
  83     GET_USER_FUNC(InitKeyboard);
  84     GET_USER_FUNC(VkKeyScan);
  85     GET_USER_FUNC(MapVirtualKey);
  86     GET_USER_FUNC(GetKeyNameText);
  87     GET_USER_FUNC(ToUnicode);
  88     GET_USER_FUNC(Beep);
  89     GET_USER_FUNC(InitMouse);
  90     GET_USER_FUNC(SetCursor);
  91     GET_USER_FUNC(GetCursorPos);
  92     GET_USER_FUNC(SetCursorPos);
  93     GET_USER_FUNC(GetScreenSaveActive);
  94     GET_USER_FUNC(SetScreenSaveActive);
  95     GET_USER_FUNC(AcquireClipboard);
  96     GET_USER_FUNC(ReleaseClipboard);
  97     GET_USER_FUNC(SetClipboardData);
  98     GET_USER_FUNC(GetClipboardData);
  99     GET_USER_FUNC(IsClipboardFormatAvailable);
 100     GET_USER_FUNC(RegisterClipboardFormat);
 101     GET_USER_FUNC(GetClipboardFormatName);
 102     GET_USER_FUNC(IsSelectionOwner);
 103     GET_USER_FUNC(ResetSelectionOwner);
 104     GET_USER_FUNC(CreateWindow);
 105     GET_USER_FUNC(DestroyWindow);
 106     GET_USER_FUNC(GetDC);
 107     GET_USER_FUNC(ForceWindowRaise);
 108     GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 109     GET_USER_FUNC(ScrollDC);
 110     GET_USER_FUNC(ScrollWindowEx);
 111     GET_USER_FUNC(SetFocus);
 112     GET_USER_FUNC(SetParent);
 113     GET_USER_FUNC(SetWindowPos);
 114     GET_USER_FUNC(SetWindowRgn);
 115     GET_USER_FUNC(SetWindowIcon);
 116     GET_USER_FUNC(SetWindowStyle);
 117     GET_USER_FUNC(SetWindowText);
 118     GET_USER_FUNC(ShowWindow);
 119     GET_USER_FUNC(SysCommandSizeMove);
 120
 121     return TRUE;
 122 }
 123
 124
 125 /***********************************************************************
 126  *           controls_init
 127  *
 128  * Register the classes for the builtin controls
 129  */
 130 static void controls_init(void)
 131 {
 132     extern const struct builtin_class_descr BUTTON_builtin_class;
 133     extern const struct builtin_class_descr COMBO_builtin_class;
 134     extern const struct builtin_class_descr COMBOLBOX_builtin_class;
 135     extern const struct builtin_class_descr DIALOG_builtin_class;
 136     extern const struct builtin_class_descr DESKTOP_builtin_class;
 137     extern const struct builtin_class_descr EDIT_builtin_class;
 138     extern const struct builtin_class_descr ICONTITLE_builtin_class;
 139     extern const struct builtin_class_descr LISTBOX_builtin_class;
 140     extern const struct builtin_class_descr MDICLIENT_builtin_class;
 141     extern const struct builtin_class_descr MENU_builtin_class;
 142     extern const struct builtin_class_descr SCROLL_builtin_class;
 143     extern const struct builtin_class_descr STATIC_builtin_class;
 144
 145     CLASS_RegisterBuiltinClass( &BUTTON_builtin_class );
 146     CLASS_RegisterBuiltinClass( &COMBO_builtin_class );
 147     CLASS_RegisterBuiltinClass( &COMBOLBOX_builtin_class );
 148     CLASS_RegisterBuiltinClass( &DIALOG_builtin_class );
 149     CLASS_RegisterBuiltinClass( &DESKTOP_builtin_class );
 150     CLASS_RegisterBuiltinClass( &EDIT_builtin_class );
 151     CLASS_RegisterBuiltinClass( &ICONTITLE_builtin_class );
 152     CLASS_RegisterBuiltinClass( &LISTBOX_builtin_class );
 153     CLASS_RegisterBuiltinClass( &MDICLIENT_builtin_class );
 154     CLASS_RegisterBuiltinClass( &MENU_builtin_class );
 155     CLASS_RegisterBuiltinClass( &SCROLL_builtin_class );
 156     CLASS_RegisterBuiltinClass( &STATIC_builtin_class );
 157 }
 158
 159
 160 /***********************************************************************
 161  *           palette_init
 162  *
 163  * Patch the function pointers in GDI for SelectPalette and RealizePalette
 164  */
 165 static void palette_init(void)
 166 {
 167     void **ptr;
 168     HMODULE module = GetModuleHandleA( "gdi32" );
 169     if (!module)
 170     {
 171         ERR( "cannot get GDI32 handle\n" );
 172         return;
 173     }
 174     if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
 175         pfnGDISelectPalette = InterlockedExchangePointer( ptr, SelectPalette );
 176     else ERR( "cannot find pfnSelectPalette in GDI32\n" );
 177     if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
 178         pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
 179     else ERR( "cannot find pfnRealizePalette in GDI32\n" );
 180 }
 181
 182
 183 /***********************************************************************
 184  *           tweak_init
 185  */
 186 static void tweak_init(void)
 187 {
 188     static const char *OS = "Win3.1";
 189     char buffer[80];
 190     HKEY hkey;
 191     DWORD type, count = sizeof(buffer);
 192
 193     if (RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Layout", &hkey ))
 194         return;
 195     if (RegQueryValueExA( hkey, "WineLook", 0, &type, buffer, &count ))
 196         strcpy( buffer, "Win31" );  /* default value */
 197     RegCloseKey( hkey );
 198
 199     /* WIN31_LOOK is default */
 200     if (!strncasecmp( buffer, "Win95", 5 ))
 201     {
 202         TWEAK_WineLook = WIN95_LOOK;
 203         OS = "Win95";
 204     }
 205     else if (!strncasecmp( buffer, "Win98", 5 ))
 206     {
 207         TWEAK_WineLook = WIN98_LOOK;
 208         OS = "Win98";
 209     }
 210     TRACE("Using %s look and feel.\n", OS);
 211 }
 212
 213
 214 /***********************************************************************
 215  *           USER initialisation routine
 216  */
 217 static BOOL process_attach(void)
 218 {
 219     HINSTANCE16 instance;
 220
 221     /* Create USER heap */
 222     if ((instance = LoadLibrary16( "USER.EXE" )) >= 32) USER_HeapSel = instance | 7;
 223     else
 224     {
 225         USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 65536 );
 226         LocalInit16( USER_HeapSel, 32, 65534 );
 227     }
 228
 229     /* Load the graphics driver */
 230     tweak_init();
 231     if (!load_driver()) return FALSE;
 232
 233     /* Initialize system colors and metrics */
 234     SYSMETRICS_Init();
 235     SYSCOLOR_Init();
 236
 237     /* Setup palette function pointers */
 238     palette_init();
 239
 240     /* Initialize window procedures */
 241     if (!WINPROC_Init()) return FALSE;
 242
 243     /* Initialize built-in window classes */
 244     controls_init();
 245
 246     /* Initialize dialog manager */
 247     if (!DIALOG_Init()) return FALSE;
 248
 249     /* Initialize menus */
 250     if (!MENU_Init()) return FALSE;
 251
 252     /* Initialize message spying */
 253     if (!SPY_Init()) return FALSE;
 254
 255     /* Create message queue of initial thread */
 256     InitThreadInput16( 0, 0 );
 257
 258     /* Create desktop window */
 259     if (!WIN_CreateDesktopWindow()) return FALSE;
 260
 261     /* Initialize keyboard driver */
 262     if (USER_Driver.pInitKeyboard) USER_Driver.pInitKeyboard( InputKeyStateTable );
 263
 264     /* Initialize mouse driver */
 265     if (USER_Driver.pInitMouse) USER_Driver.pInitMouse( InputKeyStateTable );
 266
 267     /* Initialize 16-bit serial communications */
 268     COMM_Init();
 269
 270     return TRUE;
 271 }
 272
 273
 274 /**********************************************************************
 275  *           USER_IsExitingThread
 276  */
 277 BOOL USER_IsExitingThread( DWORD tid )
 278 {
 279     return (tid == exiting_thread_id);
 280 }
 281
 282
 283 /**********************************************************************
 284  *           thread_detach
 285  */
 286 static void thread_detach(void)
 287 {
 288     HQUEUE16 hQueue = GetThreadQueue16( 0 );
 289
 290     exiting_thread_id = GetCurrentThreadId();
 291
 292     WDML_NotifyThreadDetach();
 293
 294     if (hQueue)
 295     {
 296         TIMER_RemoveQueueTimers( hQueue );
 297         HOOK_FreeQueueHooks();
 298         WIN_DestroyThreadWindows( GetDesktopWindow() );
 299         QUEUE_DeleteMsgQueue();
 300     }
 301
 302     if (!(NtCurrentTeb()->tibflags & TEBF_WIN32))
 303     {
 304         HMODULE16 hModule = GetExePtr( MapHModuleLS(0) );
 305
 306         /* FIXME: maybe destroy menus (Windows only complains about them
 307          * but does nothing);
 308          */
 309         if (GetModuleUsage16( hModule ) <= 1)
 310         {
 311             /* ModuleUnload() in "Internals" */
 312             HOOK_FreeModuleHooks( hModule );
 313             CLASS_FreeModuleClasses( hModule );
 314             CURSORICON_FreeModuleIcons( hModule );
 315         }
 316     }
 317     exiting_thread_id = 0;
 318 }
 319
 320
 321 /***********************************************************************
 322  *           UserClientDllInitialize  (USER32.@)
 323  *
 324  * USER dll initialisation routine
 325  */
 326 BOOL WINAPI UserClientDllInitialize( HINSTANCE inst, DWORD reason, LPVOID reserved )
 327 {
 328     BOOL ret = TRUE;
 329     switch(reason)
 330     {
 331     case DLL_PROCESS_ATTACH:
 332         ret = process_attach();
 333         break;
 334     case DLL_THREAD_DETACH:
 335         thread_detach();
 336         break;
 337     }
 338     return ret;
 339 }