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 "message.h"
  34 #include "user.h"
  35 #include "thread.h"
  36 #include "win.h"
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(graphics);
  40
  41 USER_DRIVER USER_Driver;
  42
  43 WINE_LOOK TWEAK_WineLook = WIN31_LOOK;
  44
  45 WORD USER_HeapSel = 0;  /* USER heap selector */
  46
  47 extern HPALETTE (WINAPI *pfnGDISelectPalette)(HDC hdc, HPALETTE hpal, WORD bkgnd );
  48 extern UINT (WINAPI *pfnGDIRealizePalette)(HDC hdc);
  49
  50 static HMODULE graphics_driver;
  51 static DWORD exiting_thread_id;
  52
  53 extern void COMM_Init(void);
  54 extern void WDML_NotifyThreadDetach(void);
  55
  56 #define GET_USER_FUNC(name) USER_Driver.p##name = (void*)GetProcAddress( graphics_driver, #name )
  57
  58 /* load the graphics driver */
  59 static BOOL load_driver(void)
  60 {
  61     char buffer[MAX_PATH];
  62     HKEY hkey;
  63     DWORD type, count;
  64
  65     strcpy( buffer, "x11drv" );  /* default value */
  66     if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Wine", &hkey ))
  67     {
  68         count = sizeof(buffer);
  69         RegQueryValueExA( hkey, "GraphicsDriver", 0, &type, buffer, &count );
  70         RegCloseKey( hkey );
  71     }
  72
  73     if (!(graphics_driver = LoadLibraryA( buffer )))
  74     {
  75         MESSAGE( "Could not load graphics driver '%s'\n", buffer );
  76         return FALSE;
  77     }
  78
  79     GET_USER_FUNC(InitKeyboard);
  80     GET_USER_FUNC(VkKeyScan);
  81     GET_USER_FUNC(MapVirtualKey);
  82     GET_USER_FUNC(GetKeyNameText);
  83     GET_USER_FUNC(ToUnicode);
  84     GET_USER_FUNC(Beep);
  85     GET_USER_FUNC(InitMouse);
  86     GET_USER_FUNC(SetCursor);
  87     GET_USER_FUNC(GetCursorPos);
  88     GET_USER_FUNC(SetCursorPos);
  89     GET_USER_FUNC(GetScreenSaveActive);
  90     GET_USER_FUNC(SetScreenSaveActive);
  91     GET_USER_FUNC(AcquireClipboard);
  92     GET_USER_FUNC(EmptyClipboard);
  93     GET_USER_FUNC(SetClipboardData);
  94     GET_USER_FUNC(GetClipboardData);
  95     GET_USER_FUNC(CountClipboardFormats);
  96     GET_USER_FUNC(EnumClipboardFormats);
  97     GET_USER_FUNC(IsClipboardFormatAvailable);
  98     GET_USER_FUNC(RegisterClipboardFormat);
  99     GET_USER_FUNC(GetClipboardFormatName);
 100     GET_USER_FUNC(EndClipboardUpdate);
 101     GET_USER_FUNC(ResetSelectionOwner);
 102     GET_USER_FUNC(ChangeDisplaySettingsExW);
 103     GET_USER_FUNC(EnumDisplaySettingsExW);
 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(ReleaseDC);
 110     GET_USER_FUNC(ScrollDC);
 111     GET_USER_FUNC(ScrollWindowEx);
 112     GET_USER_FUNC(SetFocus);
 113     GET_USER_FUNC(SetParent);
 114     GET_USER_FUNC(SetWindowPos);
 115     GET_USER_FUNC(SetWindowRgn);
 116     GET_USER_FUNC(SetWindowIcon);
 117     GET_USER_FUNC(SetWindowStyle);
 118     GET_USER_FUNC(SetWindowText);
 119     GET_USER_FUNC(ShowWindow);
 120     GET_USER_FUNC(SysCommandSizeMove);
 121
 122     return TRUE;
 123 }
 124
 125
 126 /***********************************************************************
 127  *           controls_init
 128  *
 129  * Register the classes for the builtin controls
 130  */
 131 static void controls_init(void)
 132 {
 133     extern const struct builtin_class_descr BUTTON_builtin_class;
 134     extern const struct builtin_class_descr COMBO_builtin_class;
 135     extern const struct builtin_class_descr COMBOLBOX_builtin_class;
 136     extern const struct builtin_class_descr DIALOG_builtin_class;
 137     extern const struct builtin_class_descr DESKTOP_builtin_class;
 138     extern const struct builtin_class_descr EDIT_builtin_class;
 139     extern const struct builtin_class_descr ICONTITLE_builtin_class;
 140     extern const struct builtin_class_descr LISTBOX_builtin_class;
 141     extern const struct builtin_class_descr MDICLIENT_builtin_class;
 142     extern const struct builtin_class_descr MENU_builtin_class;
 143     extern const struct builtin_class_descr SCROLL_builtin_class;
 144     extern const struct builtin_class_descr STATIC_builtin_class;
 145
 146     CLASS_RegisterBuiltinClass( &BUTTON_builtin_class );
 147     CLASS_RegisterBuiltinClass( &COMBO_builtin_class );
 148     CLASS_RegisterBuiltinClass( &COMBOLBOX_builtin_class );
 149     CLASS_RegisterBuiltinClass( &DIALOG_builtin_class );
 150     CLASS_RegisterBuiltinClass( &DESKTOP_builtin_class );
 151     CLASS_RegisterBuiltinClass( &EDIT_builtin_class );
 152     CLASS_RegisterBuiltinClass( &ICONTITLE_builtin_class );
 153     CLASS_RegisterBuiltinClass( &LISTBOX_builtin_class );
 154     CLASS_RegisterBuiltinClass( &MDICLIENT_builtin_class );
 155     CLASS_RegisterBuiltinClass( &MENU_builtin_class );
 156     CLASS_RegisterBuiltinClass( &SCROLL_builtin_class );
 157     CLASS_RegisterBuiltinClass( &STATIC_builtin_class );
 158 }
 159
 160
 161 /***********************************************************************
 162  *           palette_init
 163  *
 164  * Patch the function pointers in GDI for SelectPalette and RealizePalette
 165  */
 166 static void palette_init(void)
 167 {
 168     void **ptr;
 169     HMODULE module = GetModuleHandleA( "gdi32" );
 170     if (!module)
 171     {
 172         ERR( "cannot get GDI32 handle\n" );
 173         return;
 174     }
 175     if ((ptr = (void**)GetProcAddress( module, "pfnSelectPalette" )))
 176         pfnGDISelectPalette = InterlockedExchangePointer( ptr, SelectPalette );
 177     else ERR( "cannot find pfnSelectPalette in GDI32\n" );
 178     if ((ptr = (void**)GetProcAddress( module, "pfnRealizePalette" )))
 179         pfnGDIRealizePalette = InterlockedExchangePointer( ptr, UserRealizePalette );
 180     else ERR( "cannot find pfnRealizePalette in GDI32\n" );
 181 }
 182
 183
 184 /***********************************************************************
 185  *           tweak_init
 186  */
 187 static void tweak_init(void)
 188 {
 189     static const char *OS = "Win3.1";
 190     char buffer[80];
 191     HKEY hkey;
 192     DWORD type, count = sizeof(buffer);
 193
 194     if (RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Tweak.Layout", &hkey ))
 195         return;
 196     if (RegQueryValueExA( hkey, "WineLook", 0, &type, buffer, &count ))
 197         strcpy( buffer, "Win31" );  /* default value */
 198     RegCloseKey( hkey );
 199
 200     /* WIN31_LOOK is default */
 201     if (!strncasecmp( buffer, "Win95", 5 ))
 202     {
 203         TWEAK_WineLook = WIN95_LOOK;
 204         OS = "Win95";
 205     }
 206     else if (!strncasecmp( buffer, "Win98", 5 ))
 207     {
 208         TWEAK_WineLook = WIN98_LOOK;
 209         OS = "Win98";
 210     }
 211     TRACE("Using %s look and feel.\n", OS);
 212 }
 213
 214
 215 /***********************************************************************
 216  *           USER initialisation routine
 217  */
 218 static BOOL process_attach(void)
 219 {
 220     HINSTANCE16 instance;
 221
 222     /* Create USER heap */
 223     if ((instance = LoadLibrary16( "USER.EXE" )) >= 32) USER_HeapSel = instance | 7;
 224     else
 225     {
 226         USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 65536 );
 227         LocalInit16( USER_HeapSel, 32, 65534 );
 228     }
 229
 230     /* Load the graphics driver */
 231     tweak_init();
 232     if (!load_driver()) return FALSE;
 233
 234     /* Initialize system colors and metrics */
 235     SYSMETRICS_Init();
 236     SYSCOLOR_Init();
 237
 238     /* Setup palette function pointers */
 239     palette_init();
 240
 241     /* Initialize window procedures */
 242     if (!WINPROC_Init()) return FALSE;
 243
 244     /* Initialize built-in window classes */
 245     controls_init();
 246
 247     /* Initialize dialog manager */
 248     if (!DIALOG_Init()) return FALSE;
 249
 250     /* Initialize menus */
 251     if (!MENU_Init()) return FALSE;
 252
 253     /* Initialize message spying */
 254     if (!SPY_Init()) return FALSE;
 255
 256     /* Create message queue of initial thread */
 257     InitThreadInput16( 0, 0 );
 258
 259     /* Create desktop window */
 260     if (!WIN_CreateDesktopWindow()) return FALSE;
 261
 262     /* Initialize keyboard driver */
 263     if (USER_Driver.pInitKeyboard) USER_Driver.pInitKeyboard( InputKeyStateTable );
 264
 265     /* Initialize mouse driver */
 266     if (USER_Driver.pInitMouse) USER_Driver.pInitMouse( InputKeyStateTable );
 267
 268     /* Initialize 16-bit serial communications */
 269     COMM_Init();
 270
 271     return TRUE;
 272 }
 273
 274
 275 /**********************************************************************
 276  *           USER_IsExitingThread
 277  */
 278 BOOL USER_IsExitingThread( DWORD tid )
 279 {
 280     return (tid == exiting_thread_id);
 281 }
 282
 283
 284 /**********************************************************************
 285  *           thread_detach
 286  */
 287 static void thread_detach(void)
 288 {
 289     exiting_thread_id = GetCurrentThreadId();
 290
 291     WDML_NotifyThreadDetach();
 292
 293     TIMER_RemoveThreadTimers();
 294     WIN_DestroyThreadWindows( GetDesktopWindow() );
 295     QUEUE_DeleteMsgQueue();
 296
 297     exiting_thread_id = 0;
 298 }
 299
 300
 301 /***********************************************************************
 302  *           UserClientDllInitialize  (USER32.@)
 303  *
 304  * USER dll initialisation routine
 305  */
 306 BOOL WINAPI UserClientDllInitialize( HINSTANCE inst, DWORD reason, LPVOID reserved )
 307 {
 308     BOOL ret = TRUE;
 309     switch(reason)
 310     {
 311     case DLL_PROCESS_ATTACH:
 312         ret = process_attach();
 313         break;
 314     case DLL_THREAD_DETACH:
 315         thread_detach();
 316         break;
 317     }
 318     return ret;
 319 }