dlls/user/driver.c

   1 /*
   2  * USER driver support
   3  *
   4  * Copyright 2000, 2005 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26
  27 #include "user_private.h"
  28 #include "wine/debug.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(user);
  31
  32 static const USER_DRIVER null_driver, lazy_load_driver;
  33
  34 const USER_DRIVER *USER_Driver = &lazy_load_driver;
  35 static DWORD driver_load_error;
  36
  37 /* load the graphics driver */
  38 static const USER_DRIVER *load_driver(void)
  39 {
  40     char buffer[MAX_PATH], libname[32], *name, *next;
  41     HKEY hkey;
  42     void *ptr;
  43     HMODULE graphics_driver;
  44     USER_DRIVER *driver, *prev;
  45
  46     strcpy( buffer, "x11" );  /* default value */
  47     /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
  48     if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hkey ))
  49     {
  50         DWORD type, count = sizeof(buffer);
  51         RegQueryValueExA( hkey, "Graphics", 0, &type, (LPBYTE) buffer, &count );
  52         RegCloseKey( hkey );
  53     }
  54
  55     name = buffer;
  56     while (name)
  57     {
  58         next = strchr( name, ',' );
  59         if (next) *next++ = 0;
  60
  61         snprintf( libname, sizeof(libname), "wine%s.drv", name );
  62         if ((graphics_driver = LoadLibraryA( libname )) != 0) break;
  63         name = next;
  64     }
  65
  66     if (!graphics_driver)
  67         driver_load_error = GetLastError();
  68
  69     driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver) );
  70     memcpy( driver, &null_driver, sizeof(*driver) );
  71
  72     if (graphics_driver)
  73     {
  74 #define GET_USER_FUNC(name) \
  75     do { if ((ptr = GetProcAddress( graphics_driver, #name ))) driver->p##name = ptr; } while(0)
  76
  77         GET_USER_FUNC(ActivateKeyboardLayout);
  78         GET_USER_FUNC(Beep);
  79         GET_USER_FUNC(GetAsyncKeyState);
  80         GET_USER_FUNC(GetKeyNameText);
  81         GET_USER_FUNC(GetKeyboardLayout);
  82         GET_USER_FUNC(GetKeyboardLayoutList);
  83         GET_USER_FUNC(GetKeyboardLayoutName);
  84         GET_USER_FUNC(LoadKeyboardLayout);
  85         GET_USER_FUNC(MapVirtualKeyEx);
  86         GET_USER_FUNC(SendInput);
  87         GET_USER_FUNC(ToUnicodeEx);
  88         GET_USER_FUNC(UnloadKeyboardLayout);
  89         GET_USER_FUNC(VkKeyScanEx);
  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(EmptyClipboard);
  97         GET_USER_FUNC(SetClipboardData);
  98         GET_USER_FUNC(GetClipboardData);
  99         GET_USER_FUNC(CountClipboardFormats);
 100         GET_USER_FUNC(EnumClipboardFormats);
 101         GET_USER_FUNC(IsClipboardFormatAvailable);
 102         GET_USER_FUNC(RegisterClipboardFormat);
 103         GET_USER_FUNC(GetClipboardFormatName);
 104         GET_USER_FUNC(EndClipboardUpdate);
 105         GET_USER_FUNC(ChangeDisplaySettingsEx);
 106         GET_USER_FUNC(EnumDisplaySettingsEx);
 107         GET_USER_FUNC(CreateDesktopWindow);
 108         GET_USER_FUNC(CreateWindow);
 109         GET_USER_FUNC(DestroyWindow);
 110         GET_USER_FUNC(GetDCEx);
 111         GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 112         GET_USER_FUNC(ReleaseDC);
 113         GET_USER_FUNC(ScrollDC);
 114         GET_USER_FUNC(SetFocus);
 115         GET_USER_FUNC(SetParent);
 116         GET_USER_FUNC(SetWindowPos);
 117         GET_USER_FUNC(SetWindowRgn);
 118         GET_USER_FUNC(SetWindowIcon);
 119         GET_USER_FUNC(SetWindowStyle);
 120         GET_USER_FUNC(SetWindowText);
 121         GET_USER_FUNC(ShowWindow);
 122         GET_USER_FUNC(SysCommandSizeMove);
 123         GET_USER_FUNC(WindowFromDC);
 124         GET_USER_FUNC(WindowMessage);
 125 #undef GET_USER_FUNC
 126     }
 127
 128     prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, (void *)&lazy_load_driver );
 129     if (prev != &lazy_load_driver)
 130     {
 131         /* another thread beat us to it */
 132         HeapFree( GetProcessHeap(), 0, driver );
 133         FreeLibrary( graphics_driver );
 134         driver = prev;
 135     }
 136     return driver;
 137 }
 138
 139 /* unload the graphics driver on process exit */
 140 void USER_unload_driver(void)
 141 {
 142     /* make sure we don't try to call the driver after it has been detached */
 143     USER_Driver = &null_driver;
 144 }
 145
 146
 147 /**********************************************************************
 148  * Null user driver
 149  *
 150  * These are fallbacks for entry points that are not implemented in the real driver.
 151  */
 152
 153 static HKL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 154 {
 155     return 0;
 156 }
 157
 158 static void nulldrv_Beep(void)
 159 {
 160 }
 161
 162 static SHORT nulldrv_GetAsyncKeyState( INT key )
 163 {
 164     return 0;
 165 }
 166
 167 static INT nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 168 {
 169     return 0;
 170 }
 171
 172 static HKL nulldrv_GetKeyboardLayout( DWORD layout )
 173 {
 174     return 0;
 175 }
 176
 177 static UINT nulldrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 178 {
 179     return 0;
 180 }
 181
 182 static BOOL nulldrv_GetKeyboardLayoutName( LPWSTR name )
 183 {
 184     return FALSE;
 185 }
 186
 187 static HKL nulldrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 188 {
 189     return 0;
 190 }
 191
 192 static UINT nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 193 {
 194     return 0;
 195 }
 196
 197 static UINT nulldrv_SendInput( UINT count, LPINPUT inputs, int size )
 198 {
 199     return 0;
 200 }
 201
 202 static INT nulldrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 203                                 int size, UINT flags, HKL layout )
 204 {
 205     return 0;
 206 }
 207
 208 static BOOL nulldrv_UnloadKeyboardLayout( HKL layout )
 209 {
 210     return 0;
 211 }
 212
 213 static SHORT nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 214 {
 215     return -1;
 216 }
 217
 218 static void nulldrv_SetCursor( struct tagCURSORICONINFO *info )
 219 {
 220 }
 221
 222 static BOOL nulldrv_GetCursorPos( LPPOINT pt )
 223 {
 224     return FALSE;
 225 }
 226
 227 static BOOL nulldrv_SetCursorPos( INT x, INT y )
 228 {
 229     return FALSE;
 230 }
 231
 232 static BOOL nulldrv_GetScreenSaveActive(void)
 233 {
 234     return FALSE;
 235 }
 236
 237 static void nulldrv_SetScreenSaveActive( BOOL on )
 238 {
 239 }
 240
 241 static INT nulldrv_AcquireClipboard( HWND hwnd )
 242 {
 243     return 0;
 244 }
 245
 246 static BOOL nulldrv_CountClipboardFormats(void)
 247 {
 248     return 0;
 249 }
 250
 251 static void nulldrv_EmptyClipboard( BOOL keepunowned )
 252 {
 253 }
 254
 255 static void nulldrv_EndClipboardUpdate(void)
 256 {
 257 }
 258
 259 static UINT nulldrv_EnumClipboardFormats( UINT format )
 260 {
 261     return 0;
 262 }
 263
 264 static BOOL nulldrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 265 {
 266     return FALSE;
 267 }
 268
 269 static INT nulldrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 270 {
 271     return FALSE;
 272 }
 273
 274 static BOOL nulldrv_IsClipboardFormatAvailable( UINT format )
 275 {
 276     return FALSE;
 277 }
 278
 279 static UINT nulldrv_RegisterClipboardFormat( LPCWSTR name )
 280 {
 281     return 0;
 282 }
 283
 284 static BOOL nulldrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 285 {
 286     return FALSE;
 287 }
 288
 289 static LONG nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 290                                              DWORD flags, LPVOID lparam )
 291 {
 292     return DISP_CHANGE_FAILED;
 293 }
 294
 295 static BOOL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 296 {
 297     return FALSE;
 298 }
 299
 300 static BOOL nulldrv_CreateDesktopWindow( HWND hwnd )
 301 {
 302     return TRUE;
 303 }
 304
 305 static BOOL nulldrv_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
 306 {
 307     static int warned;
 308     if (warned++)
 309         return FALSE;
 310
 311     MESSAGE( "Application tried to create a window, but no driver could be loaded.\n");
 312     switch (driver_load_error)
 313     {
 314     case ERROR_MOD_NOT_FOUND:
 315         MESSAGE( "The X11 driver is missing.  Check your build!\n" );
 316         break;
 317     case ERROR_DLL_INIT_FAILED:
 318         MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
 319         break;
 320     default:
 321         MESSAGE( "Unknown error (%ld).\n", driver_load_error );
 322     }
 323
 324     return FALSE;
 325 }
 326
 327 static void nulldrv_DestroyWindow( HWND hwnd )
 328 {
 329 }
 330
 331 static HDC nulldrv_GetDCEx( HWND hwnd, HRGN hrgn, DWORD flags )
 332 {
 333     return 0;
 334 }
 335
 336 static DWORD nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 337                                                   DWORD mask, DWORD flags )
 338 {
 339     return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
 340                                      timeout, flags & MWMO_ALERTABLE );
 341 }
 342
 343 static INT nulldrv_ReleaseDC( HWND hwnd, HDC hdc, BOOL end_paint )
 344 {
 345     return 0;
 346 }
 347
 348 static BOOL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 349                               HRGN hrgn, LPRECT update )
 350 {
 351     return FALSE;
 352 }
 353
 354 static void nulldrv_SetFocus( HWND hwnd )
 355 {
 356 }
 357
 358 static HWND nulldrv_SetParent( HWND hwnd, HWND parent )
 359 {
 360     return 0;
 361 }
 362
 363 static BOOL nulldrv_SetWindowPos( WINDOWPOS *pos )
 364 {
 365     return FALSE;
 366 }
 367
 368 static int nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 369 {
 370     return 1;
 371 }
 372
 373 static void nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 374 {
 375 }
 376
 377 static void nulldrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 378 {
 379 }
 380
 381 static void nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 382 {
 383 }
 384
 385 static BOOL nulldrv_ShowWindow( HWND hwnd, INT cmd )
 386 {
 387     return FALSE;
 388 }
 389
 390 static void nulldrv_SysCommandSizeMove( HWND hwnd, WPARAM wparam )
 391 {
 392 }
 393
 394 static HWND nulldrv_WindowFromDC( HDC hdc )
 395 {
 396     return 0;
 397 }
 398
 399 static LRESULT nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 400 {
 401     return 0;
 402 }
 403
 404 static const USER_DRIVER null_driver =
 405 {
 406     /* keyboard functions */
 407     nulldrv_ActivateKeyboardLayout,
 408     nulldrv_Beep,
 409     nulldrv_GetAsyncKeyState,
 410     nulldrv_GetKeyNameText,
 411     nulldrv_GetKeyboardLayout,
 412     nulldrv_GetKeyboardLayoutList,
 413     nulldrv_GetKeyboardLayoutName,
 414     nulldrv_LoadKeyboardLayout,
 415     nulldrv_MapVirtualKeyEx,
 416     nulldrv_SendInput,
 417     nulldrv_ToUnicodeEx,
 418     nulldrv_UnloadKeyboardLayout,
 419     nulldrv_VkKeyScanEx,
 420     /* mouse functions */
 421     nulldrv_SetCursor,
 422     nulldrv_GetCursorPos,
 423     nulldrv_SetCursorPos,
 424     /* screen saver functions */
 425     nulldrv_GetScreenSaveActive,
 426     nulldrv_SetScreenSaveActive,
 427     /* clipboard functions */
 428     nulldrv_AcquireClipboard,
 429     nulldrv_CountClipboardFormats,
 430     nulldrv_EmptyClipboard,
 431     nulldrv_EndClipboardUpdate,
 432     nulldrv_EnumClipboardFormats,
 433     nulldrv_GetClipboardData,
 434     nulldrv_GetClipboardFormatName,
 435     nulldrv_IsClipboardFormatAvailable,
 436     nulldrv_RegisterClipboardFormat,
 437     nulldrv_SetClipboardData,
 438     /* display modes */
 439     nulldrv_ChangeDisplaySettingsEx,
 440     nulldrv_EnumDisplaySettingsEx,
 441     /* windowing functions */
 442     nulldrv_CreateDesktopWindow,
 443     nulldrv_CreateWindow,
 444     nulldrv_DestroyWindow,
 445     nulldrv_GetDCEx,
 446     nulldrv_MsgWaitForMultipleObjectsEx,
 447     nulldrv_ReleaseDC,
 448     nulldrv_ScrollDC,
 449     nulldrv_SetFocus,
 450     nulldrv_SetParent,
 451     nulldrv_SetWindowPos,
 452     nulldrv_SetWindowRgn,
 453     nulldrv_SetWindowIcon,
 454     nulldrv_SetWindowStyle,
 455     nulldrv_SetWindowText,
 456     nulldrv_ShowWindow,
 457     nulldrv_SysCommandSizeMove,
 458     nulldrv_WindowFromDC,
 459     nulldrv_WindowMessage
 460 };
 461
 462
 463 /**********************************************************************
 464  * Lazy loading user driver
 465  *
 466  * Initial driver used before another driver is loaded.
 467  * Each entry point simply loads the real driver and chains to it.
 468  */
 469
 470 static HKL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 471 {
 472     return load_driver()->pActivateKeyboardLayout( layout, flags );
 473 }
 474
 475 static void loaderdrv_Beep(void)
 476 {
 477     load_driver()->pBeep();
 478 }
 479
 480 static SHORT loaderdrv_GetAsyncKeyState( INT key )
 481 {
 482     return load_driver()->pGetAsyncKeyState( key );
 483 }
 484
 485 static INT loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 486 {
 487     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 488 }
 489
 490 static HKL loaderdrv_GetKeyboardLayout( DWORD layout )
 491 {
 492     return load_driver()->pGetKeyboardLayout( layout );
 493 }
 494
 495 static UINT loaderdrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 496 {
 497     return load_driver()->pGetKeyboardLayoutList( count, layouts );
 498 }
 499
 500 static BOOL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 501 {
 502     return load_driver()->pGetKeyboardLayoutName( name );
 503 }
 504
 505 static HKL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 506 {
 507     return load_driver()->pLoadKeyboardLayout( name, flags );
 508 }
 509
 510 static UINT loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 511 {
 512     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 513 }
 514
 515 static UINT loaderdrv_SendInput( UINT count, LPINPUT inputs, int size )
 516 {
 517     return load_driver()->pSendInput( count, inputs, size );
 518 }
 519
 520 static INT loaderdrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 521                                   int size, UINT flags, HKL layout )
 522 {
 523     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 524 }
 525
 526 static BOOL loaderdrv_UnloadKeyboardLayout( HKL layout )
 527 {
 528     return load_driver()->pUnloadKeyboardLayout( layout );
 529 }
 530
 531 static SHORT loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 532 {
 533     return load_driver()->pVkKeyScanEx( ch, layout );
 534 }
 535
 536 static void loaderdrv_SetCursor( struct tagCURSORICONINFO *info )
 537 {
 538     load_driver()->pSetCursor( info );
 539 }
 540
 541 static BOOL loaderdrv_GetCursorPos( LPPOINT pt )
 542 {
 543     return load_driver()->pGetCursorPos( pt );
 544 }
 545
 546 static BOOL loaderdrv_SetCursorPos( INT x, INT y )
 547 {
 548     return load_driver()->pSetCursorPos( x, y );
 549 }
 550
 551 static BOOL loaderdrv_GetScreenSaveActive(void)
 552 {
 553     return load_driver()->pGetScreenSaveActive();
 554 }
 555
 556 static void loaderdrv_SetScreenSaveActive( BOOL on )
 557 {
 558     load_driver()->pSetScreenSaveActive( on );
 559 }
 560
 561 static INT loaderdrv_AcquireClipboard( HWND hwnd )
 562 {
 563     return load_driver()->pAcquireClipboard( hwnd );
 564 }
 565
 566 static BOOL loaderdrv_CountClipboardFormats(void)
 567 {
 568     return load_driver()->pCountClipboardFormats();
 569 }
 570
 571 static void loaderdrv_EmptyClipboard( BOOL keepunowned )
 572 {
 573     load_driver()->pEmptyClipboard( keepunowned );
 574 }
 575
 576 static void loaderdrv_EndClipboardUpdate(void)
 577 {
 578     load_driver()->pEndClipboardUpdate();
 579 }
 580
 581 static UINT loaderdrv_EnumClipboardFormats( UINT format )
 582 {
 583     return load_driver()->pEnumClipboardFormats( format );
 584 }
 585
 586 static BOOL loaderdrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 587 {
 588     return load_driver()->pGetClipboardData( format, h16, h32 );
 589 }
 590
 591 static INT loaderdrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 592 {
 593     return load_driver()->pGetClipboardFormatName( format, buffer, len );
 594 }
 595
 596 static BOOL loaderdrv_IsClipboardFormatAvailable( UINT format )
 597 {
 598     return load_driver()->pIsClipboardFormatAvailable( format );
 599 }
 600
 601 static UINT loaderdrv_RegisterClipboardFormat( LPCWSTR name )
 602 {
 603     return load_driver()->pRegisterClipboardFormat( name );
 604 }
 605
 606 static BOOL loaderdrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 607 {
 608     return load_driver()->pSetClipboardData( format, h16, h32, owner );
 609 }
 610
 611 static LONG loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 612                                                DWORD flags, LPVOID lparam )
 613 {
 614     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 615 }
 616
 617 static BOOL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 618 {
 619     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 620 }
 621
 622 static BOOL loaderdrv_CreateDesktopWindow( HWND hwnd )
 623 {
 624     return load_driver()->pCreateDesktopWindow( hwnd );
 625 }
 626
 627 static BOOL loaderdrv_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
 628 {
 629     return load_driver()->pCreateWindow( hwnd, cs, unicode );
 630 }
 631
 632 static void loaderdrv_DestroyWindow( HWND hwnd )
 633 {
 634     load_driver()->pDestroyWindow( hwnd );
 635 }
 636
 637 static HDC loaderdrv_GetDCEx( HWND hwnd, HRGN hrgn, DWORD flags )
 638 {
 639     return load_driver()->pGetDCEx( hwnd, hrgn, flags );
 640 }
 641
 642 static DWORD loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 643                                                     DWORD mask, DWORD flags )
 644 {
 645     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 646 }
 647
 648 static INT loaderdrv_ReleaseDC( HWND hwnd, HDC hdc, BOOL end_paint )
 649 {
 650     return load_driver()->pReleaseDC( hwnd, hdc, end_paint );
 651 }
 652
 653 static BOOL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 654                                 HRGN hrgn, LPRECT update )
 655 {
 656     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 657 }
 658
 659 static void loaderdrv_SetFocus( HWND hwnd )
 660 {
 661     load_driver()->pSetFocus( hwnd );
 662 }
 663
 664 static HWND loaderdrv_SetParent( HWND hwnd, HWND parent )
 665 {
 666     return load_driver()->pSetParent( hwnd, parent );
 667 }
 668
 669 static BOOL loaderdrv_SetWindowPos( WINDOWPOS *pos )
 670 {
 671     return load_driver()->pSetWindowPos( pos );
 672 }
 673
 674 static int loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 675 {
 676     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 677 }
 678
 679 static void loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 680 {
 681     load_driver()->pSetWindowIcon( hwnd, type, icon );
 682 }
 683
 684 static void loaderdrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 685 {
 686     load_driver()->pSetWindowStyle( hwnd, old_style );
 687 }
 688
 689 static void loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 690 {
 691     load_driver()->pSetWindowText( hwnd, text );
 692 }
 693
 694 static BOOL loaderdrv_ShowWindow( HWND hwnd, INT cmd )
 695 {
 696     return load_driver()->pShowWindow( hwnd, cmd );
 697 }
 698
 699 static void loaderdrv_SysCommandSizeMove( HWND hwnd, WPARAM wparam )
 700 {
 701     load_driver()->pSysCommandSizeMove( hwnd, wparam );
 702 }
 703
 704 static HWND loaderdrv_WindowFromDC( HDC hdc )
 705 {
 706     return load_driver()->pWindowFromDC( hdc );
 707 }
 708
 709 static LRESULT loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 710 {
 711     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 712 }
 713
 714 static const USER_DRIVER lazy_load_driver =
 715 {
 716     /* keyboard functions */
 717     loaderdrv_ActivateKeyboardLayout,
 718     loaderdrv_Beep,
 719     loaderdrv_GetAsyncKeyState,
 720     loaderdrv_GetKeyNameText,
 721     loaderdrv_GetKeyboardLayout,
 722     loaderdrv_GetKeyboardLayoutList,
 723     loaderdrv_GetKeyboardLayoutName,
 724     loaderdrv_LoadKeyboardLayout,
 725     loaderdrv_MapVirtualKeyEx,
 726     loaderdrv_SendInput,
 727     loaderdrv_ToUnicodeEx,
 728     loaderdrv_UnloadKeyboardLayout,
 729     loaderdrv_VkKeyScanEx,
 730     /* mouse functions */
 731     loaderdrv_SetCursor,
 732     loaderdrv_GetCursorPos,
 733     loaderdrv_SetCursorPos,
 734     /* screen saver functions */
 735     loaderdrv_GetScreenSaveActive,
 736     loaderdrv_SetScreenSaveActive,
 737     /* clipboard functions */
 738     loaderdrv_AcquireClipboard,
 739     loaderdrv_CountClipboardFormats,
 740     loaderdrv_EmptyClipboard,
 741     loaderdrv_EndClipboardUpdate,
 742     loaderdrv_EnumClipboardFormats,
 743     loaderdrv_GetClipboardData,
 744     loaderdrv_GetClipboardFormatName,
 745     loaderdrv_IsClipboardFormatAvailable,
 746     loaderdrv_RegisterClipboardFormat,
 747     loaderdrv_SetClipboardData,
 748     /* display modes */
 749     loaderdrv_ChangeDisplaySettingsEx,
 750     loaderdrv_EnumDisplaySettingsEx,
 751     /* windowing functions */
 752     loaderdrv_CreateDesktopWindow,
 753     loaderdrv_CreateWindow,
 754     loaderdrv_DestroyWindow,
 755     loaderdrv_GetDCEx,
 756     loaderdrv_MsgWaitForMultipleObjectsEx,
 757     loaderdrv_ReleaseDC,
 758     loaderdrv_ScrollDC,
 759     loaderdrv_SetFocus,
 760     loaderdrv_SetParent,
 761     loaderdrv_SetWindowPos,
 762     loaderdrv_SetWindowRgn,
 763     loaderdrv_SetWindowIcon,
 764     loaderdrv_SetWindowStyle,
 765     loaderdrv_SetWindowText,
 766     loaderdrv_ShowWindow,
 767     loaderdrv_SysCommandSizeMove,
 768     loaderdrv_WindowFromDC,
 769     loaderdrv_WindowMessage
 770 };