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 static HMODULE graphics_driver;
  52 static DWORD exiting_thread_id;
  53
  54 extern void COMM_Init(void);
  55 extern void WDML_NotifyThreadDetach(void);
  56
  57 #define GET_USER_FUNC(name) USER_Driver.p##name = (void*)GetProcAddress( graphics_driver, #name )
  58
  59 /* load the graphics driver */
  60 static BOOL load_driver(void)
  61 {
  62     char buffer[MAX_PATH];
  63     HKEY hkey;
  64     DWORD type, count;
  65
  66     strcpy( buffer, "x11drv" );  /* default value */
  67     if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Wine", &hkey ))
  68     {
  69         count = sizeof(buffer);
  70         RegQueryValueExA( hkey, "GraphicsDriver", 0, &type, buffer, &count );
  71         RegCloseKey( hkey );
  72     }
  73
  74     if (!(graphics_driver = LoadLibraryA( buffer )))
  75     {
  76         MESSAGE( "Could not load graphics driver '%s'\n", buffer );
  77         return FALSE;
  78     }
  79
  80     GET_USER_FUNC(InitKeyboard);
  81     GET_USER_FUNC(VkKeyScan);
  82     GET_USER_FUNC(MapVirtualKey);
  83     GET_USER_FUNC(GetKeyNameText);
  84     GET_USER_FUNC(ToUnicode);
  85     GET_USER_FUNC(Beep);
  86     GET_USER_FUNC(InitMouse);
  87     GET_USER_FUNC(SetCursor);
  88     GET_USER_FUNC(GetCursorPos);
  89     GET_USER_FUNC(SetCursorPos);
  90     GET_USER_FUNC(GetScreenSaveActive);
  91     GET_USER_FUNC(SetScreenSaveActive);
  92     GET_USER_FUNC(AcquireClipboard);
  93     GET_USER_FUNC(ReleaseClipboard);
  94     GET_USER_FUNC(SetClipboardData);
  95     GET_USER_FUNC(GetClipboardData);
  96     GET_USER_FUNC(IsClipboardFormatAvailable);
  97     GET_USER_FUNC(RegisterClipboardFormat);
  98     GET_USER_FUNC(GetClipboardFormatName);
  99     GET_USER_FUNC(IsSelectionOwner);
 100     GET_USER_FUNC(ResetSelectionOwner);
 101     GET_USER_FUNC(CreateWindow);
 102     GET_USER_FUNC(DestroyWindow);
 103     GET_USER_FUNC(GetDC);
 104     GET_USER_FUNC(ForceWindowRaise);
 105     GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 106     GET_USER_FUNC(ScrollDC);
 107     GET_USER_FUNC(ScrollWindowEx);
 108     GET_USER_FUNC(SetFocus);
 109     GET_USER_FUNC(SetParent);
 110     GET_USER_FUNC(SetWindowPos);
 111     GET_USER_FUNC(SetWindowRgn);
 112     GET_USER_FUNC(SetWindowIcon);
 113     GET_USER_FUNC(SetWindowStyle);
 114     GET_USER_FUNC(SetWindowText);
 115     GET_USER_FUNC(ShowWindow);
 116     GET_USER_FUNC(SysCommandSizeMove);
 117
 118     return TRUE;
 119 }
 120
 121
 122 /***********************************************************************
 123  *           controls_init
 124  *
 125  * Register the classes for the builtin controls
 126  */
 127 static void controls_init(void)
 128 {
 129     extern const struct builtin_class_descr BUTTON_builtin_class;
 130     extern const struct builtin_class_descr COMBO_builtin_class;
 131     extern const struct builtin_class_descr COMBOLBOX_builtin_class;
 132     extern const struct builtin_class_descr DIALOG_builtin_class;
 133     extern const struct builtin_class_descr DESKTOP_builtin_class;
 134     extern const struct builtin_class_descr EDIT_builtin_class;
 135     extern const struct builtin_class_descr ICONTITLE_builtin_class;
 136     extern const struct builtin_class_descr LISTBOX_builtin_class;
 137     extern const struct builtin_class_descr MDICLIENT_builtin_class;
 138     extern const struct builtin_class_descr MENU_builtin_class;
 139     extern const struct builtin_class_descr SCROLL_builtin_class;
 140     extern const struct builtin_class_descr STATIC_builtin_class;
 141
 142     CLASS_RegisterBuiltinClass( &BUTTON_builtin_class );
 143     CLASS_RegisterBuiltinClass( &COMBO_builtin_class );
 144     CLASS_RegisterBuiltinClass( &COMBOLBOX_builtin_class );
 145     CLASS_RegisterBuiltinClass( &DIALOG_builtin_class );
 146     CLASS_RegisterBuiltinClass( &DESKTOP_builtin_class );
 147     CLASS_RegisterBuiltinClass( &EDIT_builtin_class );
 148     CLASS_RegisterBuiltinClass( &ICONTITLE_builtin_class );
 149     CLASS_RegisterBuiltinClass( &LISTBOX_builtin_class );
 150     CLASS_RegisterBuiltinClass( &MDICLIENT_builtin_class );
 151     CLASS_RegisterBuiltinClass( &MENU_builtin_class );
 152     CLASS_RegisterBuiltinClass( &SCROLL_builtin_class );
 153     CLASS_RegisterBuiltinClass( &STATIC_builtin_class );
 154 }
 155
 156
 157 /***********************************************************************
 158  *           palette_init
 159  *
 160  * Patch the function pointers in GDI for SelectPalette and RealizePalette
 161  */
 162 static void palette_init(void)
 163 {
 164     void **ptr;
 165     HMODULE module = GetModuleHandleA( "gdi32" );
 166     if (!module)
 167     {
 168         ERR( "cannot get GDI32 handle\n" );
 169         return;
 170     }
 171     if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" ))) *ptr = SelectPalette16;
 172     else ERR( "cannot find pfnSelectPalette in GDI32\n" );
 173     if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" ))) *ptr = UserRealizePalette;
 174     else ERR( "cannot find pfnRealizePalette in GDI32\n" );
 175 }
 176
 177
 178 /***********************************************************************
 179  *           tweak_init
 180  */
 181 static void tweak_init(void)
 182 {
 183     static const char *OS = "Win3.1";
 184     char buffer[80];
 185     HKEY hkey;
 186     DWORD type, count = sizeof(buffer);
 187
 188     if (RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Layout", &hkey ))
 189         return;
 190     if (RegQueryValueExA( hkey, "WineLook", 0, &type, buffer, &count ))
 191         strcpy( buffer, "Win31" );  /* default value */
 192     RegCloseKey( hkey );
 193
 194     /* WIN31_LOOK is default */
 195     if (!strncasecmp( buffer, "Win95", 5 ))
 196     {
 197         TWEAK_WineLook = WIN95_LOOK;
 198         OS = "Win95";
 199     }
 200     else if (!strncasecmp( buffer, "Win98", 5 ))
 201     {
 202         TWEAK_WineLook = WIN98_LOOK;
 203         OS = "Win98";
 204     }
 205     TRACE("Using %s look and feel.\n", OS);
 206 }
 207
 208
 209 /***********************************************************************
 210  *           USER initialisation routine
 211  */
 212 static BOOL process_attach(void)
 213 {
 214     HINSTANCE16 instance;
 215
 216     /* Create USER heap */
 217     if ((instance = LoadLibrary16( "USER.EXE" )) < 32) return FALSE;
 218     USER_HeapSel = instance | 7;
 219
 220     /* Load the graphics driver */
 221     tweak_init();
 222     if (!load_driver()) return FALSE;
 223
 224     /* Initialize system colors and metrics */
 225     SYSMETRICS_Init();
 226     SYSCOLOR_Init();
 227
 228     /* Setup palette function pointers */
 229     palette_init();
 230
 231     /* Initialize window procedures */
 232     if (!WINPROC_Init()) return FALSE;
 233
 234     /* Initialize built-in window classes */
 235     controls_init();
 236
 237     /* Initialize dialog manager */
 238     if (!DIALOG_Init()) return FALSE;
 239
 240     /* Initialize menus */
 241     if (!MENU_Init()) return FALSE;
 242
 243     /* Initialize message spying */
 244     if (!SPY_Init()) return FALSE;
 245
 246     /* Create message queue of initial thread */
 247     InitThreadInput16( 0, 0 );
 248
 249     /* Create desktop window */
 250     if (!WIN_CreateDesktopWindow()) return FALSE;
 251
 252     /* Initialize keyboard driver */
 253     if (USER_Driver.pInitKeyboard) USER_Driver.pInitKeyboard( InputKeyStateTable );
 254
 255     /* Initialize mouse driver */
 256     if (USER_Driver.pInitMouse) USER_Driver.pInitMouse( InputKeyStateTable );
 257
 258     /* Initialize 16-bit serial communications */
 259     COMM_Init();
 260
 261     return TRUE;
 262 }
 263
 264
 265 /**********************************************************************
 266  *           USER_IsExitingThread
 267  */
 268 BOOL USER_IsExitingThread( DWORD tid )
 269 {
 270     return (tid == exiting_thread_id);
 271 }
 272
 273
 274 /**********************************************************************
 275  *           thread_detach
 276  */
 277 static void thread_detach(void)
 278 {
 279     HQUEUE16 hQueue = GetThreadQueue16( 0 );
 280
 281     exiting_thread_id = GetCurrentThreadId();
 282
 283     WDML_NotifyThreadDetach();
 284
 285     if (hQueue)
 286     {
 287         TIMER_RemoveQueueTimers( hQueue );
 288         HOOK_FreeQueueHooks();
 289         WIN_DestroyThreadWindows( GetDesktopWindow() );
 290         QUEUE_DeleteMsgQueue();
 291     }
 292
 293     if (!(NtCurrentTeb()->tibflags & TEBF_WIN32))
 294     {
 295         HMODULE16 hModule = GetExePtr( MapHModuleLS(0) );
 296
 297         /* FIXME: maybe destroy menus (Windows only complains about them
 298          * but does nothing);
 299          */
 300         if (GetModuleUsage16( hModule ) <= 1)
 301         {
 302             /* ModuleUnload() in "Internals" */
 303             HOOK_FreeModuleHooks( hModule );
 304             CLASS_FreeModuleClasses( hModule );
 305             CURSORICON_FreeModuleIcons( hModule );
 306         }
 307     }
 308     exiting_thread_id = 0;
 309 }
 310
 311
 312 /***********************************************************************
 313  *           UserClientDllInitialize  (USER32.@)
 314  *
 315  * USER dll initialisation routine
 316  */
 317 BOOL WINAPI UserClientDllInitialize( HINSTANCE inst, DWORD reason, LPVOID reserved )
 318 {
 319     BOOL ret = TRUE;
 320     switch(reason)
 321     {
 322     case DLL_PROCESS_ATTACH:
 323         ret = process_attach();
 324         break;
 325     case DLL_THREAD_DETACH:
 326         thread_detach();
 327         break;
 328     }
 329     return ret;
 330 }