git.oblomov.eu Git - wine/blob - 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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(ResetSelectionOwner);
 106         GET_USER_FUNC(ChangeDisplaySettingsEx);
 107         GET_USER_FUNC(EnumDisplaySettingsEx);
 108         GET_USER_FUNC(CreateDesktopWindow);
 109         GET_USER_FUNC(CreateWindow);
 110         GET_USER_FUNC(DestroyWindow);
 111         GET_USER_FUNC(GetDCEx);
 112         GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 113         GET_USER_FUNC(ReleaseDC);
 114         GET_USER_FUNC(ScrollDC);
 115         GET_USER_FUNC(SetFocus);
 116         GET_USER_FUNC(SetParent);
 117         GET_USER_FUNC(SetWindowPos);
 118         GET_USER_FUNC(SetWindowRgn);
 119         GET_USER_FUNC(SetWindowIcon);
 120         GET_USER_FUNC(SetWindowStyle);
 121         GET_USER_FUNC(SetWindowText);
 122         GET_USER_FUNC(ShowWindow);
 123         GET_USER_FUNC(SysCommandSizeMove);
 124         GET_USER_FUNC(WindowFromDC);
 125         GET_USER_FUNC(WindowMessage);
 126 #undef GET_USER_FUNC
 127     }
 128
 129     prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, (void *)&lazy_load_driver );
 130     if (prev != &lazy_load_driver)
 131     {
 132         /* another thread beat us to it */
 133         HeapFree( GetProcessHeap(), 0, driver );
 134         FreeLibrary( graphics_driver );
 135         driver = prev;
 136     }
 137     return driver;
 138 }
 139
 140 /* unload the graphics driver on process exit */
 141 void USER_unload_driver(void)
 142 {
 143     /* make sure we don't try to call the driver after it has been detached */
 144     USER_Driver = &null_driver;
 145 }
 146
 147
 148 /**********************************************************************
 149  * Null user driver
 150  *
 151  * These are fallbacks for entry points that are not implemented in the real driver.
 152  */
 153
 154 static HKL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 155 {
 156     return 0;
 157 }
 158
 159 static void nulldrv_Beep(void)
 160 {
 161 }
 162
 163 static SHORT nulldrv_GetAsyncKeyState( INT key )
 164 {
 165     return 0;
 166 }
 167
 168 static INT nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 169 {
 170     return 0;
 171 }
 172
 173 static HKL nulldrv_GetKeyboardLayout( DWORD layout )
 174 {
 175     return 0;
 176 }
 177
 178 static UINT nulldrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 179 {
 180     return 0;
 181 }
 182
 183 static BOOL nulldrv_GetKeyboardLayoutName( LPWSTR name )
 184 {
 185     return FALSE;
 186 }
 187
 188 static HKL nulldrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 189 {
 190     return 0;
 191 }
 192
 193 static UINT nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 194 {
 195     return 0;
 196 }
 197
 198 static UINT nulldrv_SendInput( UINT count, LPINPUT inputs, int size )
 199 {
 200     return 0;
 201 }
 202
 203 static INT nulldrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 204                                 int size, UINT flags, HKL layout )
 205 {
 206     return 0;
 207 }
 208
 209 static BOOL nulldrv_UnloadKeyboardLayout( HKL layout )
 210 {
 211     return 0;
 212 }
 213
 214 static SHORT nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 215 {
 216     return -1;
 217 }
 218
 219 static void nulldrv_SetCursor( struct tagCURSORICONINFO *info )
 220 {
 221 }
 222
 223 static BOOL nulldrv_GetCursorPos( LPPOINT pt )
 224 {
 225     return FALSE;
 226 }
 227
 228 static BOOL nulldrv_SetCursorPos( INT x, INT y )
 229 {
 230     return FALSE;
 231 }
 232
 233 static BOOL nulldrv_GetScreenSaveActive(void)
 234 {
 235     return FALSE;
 236 }
 237
 238 static void nulldrv_SetScreenSaveActive( BOOL on )
 239 {
 240 }
 241
 242 static void nulldrv_AcquireClipboard( HWND hwnd )
 243 {
 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 void nulldrv_ResetSelectionOwner( HWND hwnd, BOOL flag )
 285 {
 286 }
 287
 288 static BOOL nulldrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 289 {
 290     return FALSE;
 291 }
 292
 293 static LONG nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 294                                              DWORD flags, LPVOID lparam )
 295 {
 296     return DISP_CHANGE_FAILED;
 297 }
 298
 299 static BOOL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 300 {
 301     return FALSE;
 302 }
 303
 304 static BOOL nulldrv_CreateDesktopWindow( HWND hwnd )
 305 {
 306     return TRUE;
 307 }
 308
 309 static BOOL nulldrv_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
 310 {
 311     static int warned;
 312     if (warned++)
 313         return FALSE;
 314
 315     MESSAGE( "Application tried to create a window, but no driver could be loaded.\n");
 316     switch (driver_load_error)
 317     {
 318     case ERROR_MOD_NOT_FOUND:
 319         MESSAGE( "The X11 driver is missing.  Check your build!\n" );
 320         break;
 321     case ERROR_DLL_INIT_FAILED:
 322         MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
 323         break;
 324     default:
 325         MESSAGE( "Unknown error (%ld).\n", driver_load_error );
 326     }
 327
 328     return FALSE;
 329 }
 330
 331 static void nulldrv_DestroyWindow( HWND hwnd )
 332 {
 333 }
 334
 335 static HDC nulldrv_GetDCEx( HWND hwnd, HRGN hrgn, DWORD flags )
 336 {
 337     return 0;
 338 }
 339
 340 static DWORD nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 341                                                   DWORD mask, DWORD flags )
 342 {
 343     return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
 344                                      timeout, flags & MWMO_ALERTABLE );
 345 }
 346
 347 static INT nulldrv_ReleaseDC( HWND hwnd, HDC hdc, BOOL end_paint )
 348 {
 349     return 0;
 350 }
 351
 352 static BOOL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 353                               HRGN hrgn, LPRECT update )
 354 {
 355     return FALSE;
 356 }
 357
 358 static void nulldrv_SetFocus( HWND hwnd )
 359 {
 360 }
 361
 362 static HWND nulldrv_SetParent( HWND hwnd, HWND parent )
 363 {
 364     return 0;
 365 }
 366
 367 static BOOL nulldrv_SetWindowPos( WINDOWPOS *pos )
 368 {
 369     return FALSE;
 370 }
 371
 372 static int nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 373 {
 374     return 1;
 375 }
 376
 377 static void nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 378 {
 379 }
 380
 381 static void nulldrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 382 {
 383 }
 384
 385 static void nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 386 {
 387 }
 388
 389 static BOOL nulldrv_ShowWindow( HWND hwnd, INT cmd )
 390 {
 391     return FALSE;
 392 }
 393
 394 static void nulldrv_SysCommandSizeMove( HWND hwnd, WPARAM wparam )
 395 {
 396 }
 397
 398 static HWND nulldrv_WindowFromDC( HDC hdc )
 399 {
 400     return 0;
 401 }
 402
 403 static LRESULT nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 404 {
 405     return 0;
 406 }
 407
 408 static const USER_DRIVER null_driver =
 409 {
 410     /* keyboard functions */
 411     nulldrv_ActivateKeyboardLayout,
 412     nulldrv_Beep,
 413     nulldrv_GetAsyncKeyState,
 414     nulldrv_GetKeyNameText,
 415     nulldrv_GetKeyboardLayout,
 416     nulldrv_GetKeyboardLayoutList,
 417     nulldrv_GetKeyboardLayoutName,
 418     nulldrv_LoadKeyboardLayout,
 419     nulldrv_MapVirtualKeyEx,
 420     nulldrv_SendInput,
 421     nulldrv_ToUnicodeEx,
 422     nulldrv_UnloadKeyboardLayout,
 423     nulldrv_VkKeyScanEx,
 424     /* mouse functions */
 425     nulldrv_SetCursor,
 426     nulldrv_GetCursorPos,
 427     nulldrv_SetCursorPos,
 428     /* screen saver functions */
 429     nulldrv_GetScreenSaveActive,
 430     nulldrv_SetScreenSaveActive,
 431     /* clipboard functions */
 432     nulldrv_AcquireClipboard,
 433     nulldrv_CountClipboardFormats,
 434     nulldrv_EmptyClipboard,
 435     nulldrv_EndClipboardUpdate,
 436     nulldrv_EnumClipboardFormats,
 437     nulldrv_GetClipboardData,
 438     nulldrv_GetClipboardFormatName,
 439     nulldrv_IsClipboardFormatAvailable,
 440     nulldrv_RegisterClipboardFormat,
 441     nulldrv_ResetSelectionOwner,
 442     nulldrv_SetClipboardData,
 443     /* display modes */
 444     nulldrv_ChangeDisplaySettingsEx,
 445     nulldrv_EnumDisplaySettingsEx,
 446     /* windowing functions */
 447     nulldrv_CreateDesktopWindow,
 448     nulldrv_CreateWindow,
 449     nulldrv_DestroyWindow,
 450     nulldrv_GetDCEx,
 451     nulldrv_MsgWaitForMultipleObjectsEx,
 452     nulldrv_ReleaseDC,
 453     nulldrv_ScrollDC,
 454     nulldrv_SetFocus,
 455     nulldrv_SetParent,
 456     nulldrv_SetWindowPos,
 457     nulldrv_SetWindowRgn,
 458     nulldrv_SetWindowIcon,
 459     nulldrv_SetWindowStyle,
 460     nulldrv_SetWindowText,
 461     nulldrv_ShowWindow,
 462     nulldrv_SysCommandSizeMove,
 463     nulldrv_WindowFromDC,
 464     nulldrv_WindowMessage
 465 };
 466
 467
 468 /**********************************************************************
 469  * Lazy loading user driver
 470  *
 471  * Initial driver used before another driver is loaded.
 472  * Each entry point simply loads the real driver and chains to it.
 473  */
 474
 475 static HKL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 476 {
 477     return load_driver()->pActivateKeyboardLayout( layout, flags );
 478 }
 479
 480 static void loaderdrv_Beep(void)
 481 {
 482     load_driver()->pBeep();
 483 }
 484
 485 static SHORT loaderdrv_GetAsyncKeyState( INT key )
 486 {
 487     return load_driver()->pGetAsyncKeyState( key );
 488 }
 489
 490 static INT loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 491 {
 492     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 493 }
 494
 495 static HKL loaderdrv_GetKeyboardLayout( DWORD layout )
 496 {
 497     return load_driver()->pGetKeyboardLayout( layout );
 498 }
 499
 500 static UINT loaderdrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 501 {
 502     return load_driver()->pGetKeyboardLayoutList( count, layouts );
 503 }
 504
 505 static BOOL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 506 {
 507     return load_driver()->pGetKeyboardLayoutName( name );
 508 }
 509
 510 static HKL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 511 {
 512     return load_driver()->pLoadKeyboardLayout( name, flags );
 513 }
 514
 515 static UINT loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 516 {
 517     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 518 }
 519
 520 static UINT loaderdrv_SendInput( UINT count, LPINPUT inputs, int size )
 521 {
 522     return load_driver()->pSendInput( count, inputs, size );
 523 }
 524
 525 static INT loaderdrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 526                                   int size, UINT flags, HKL layout )
 527 {
 528     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 529 }
 530
 531 static BOOL loaderdrv_UnloadKeyboardLayout( HKL layout )
 532 {
 533     return load_driver()->pUnloadKeyboardLayout( layout );
 534 }
 535
 536 static SHORT loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 537 {
 538     return load_driver()->pVkKeyScanEx( ch, layout );
 539 }
 540
 541 static void loaderdrv_SetCursor( struct tagCURSORICONINFO *info )
 542 {
 543     load_driver()->pSetCursor( info );
 544 }
 545
 546 static BOOL loaderdrv_GetCursorPos( LPPOINT pt )
 547 {
 548     return load_driver()->pGetCursorPos( pt );
 549 }
 550
 551 static BOOL loaderdrv_SetCursorPos( INT x, INT y )
 552 {
 553     return load_driver()->pSetCursorPos( x, y );
 554 }
 555
 556 static BOOL loaderdrv_GetScreenSaveActive(void)
 557 {
 558     return load_driver()->pGetScreenSaveActive();
 559 }
 560
 561 static void loaderdrv_SetScreenSaveActive( BOOL on )
 562 {
 563     load_driver()->pSetScreenSaveActive( on );
 564 }
 565
 566 static void loaderdrv_AcquireClipboard( HWND hwnd )
 567 {
 568     load_driver()->pAcquireClipboard( hwnd );
 569 }
 570
 571 static BOOL loaderdrv_CountClipboardFormats(void)
 572 {
 573     return load_driver()->pCountClipboardFormats();
 574 }
 575
 576 static void loaderdrv_EmptyClipboard( BOOL keepunowned )
 577 {
 578     load_driver()->pEmptyClipboard( keepunowned );
 579 }
 580
 581 static void loaderdrv_EndClipboardUpdate(void)
 582 {
 583     load_driver()->pEndClipboardUpdate();
 584 }
 585
 586 static UINT loaderdrv_EnumClipboardFormats( UINT format )
 587 {
 588     return load_driver()->pEnumClipboardFormats( format );
 589 }
 590
 591 static BOOL loaderdrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 592 {
 593     return load_driver()->pGetClipboardData( format, h16, h32 );
 594 }
 595
 596 static INT loaderdrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 597 {
 598     return load_driver()->pGetClipboardFormatName( format, buffer, len );
 599 }
 600
 601 static BOOL loaderdrv_IsClipboardFormatAvailable( UINT format )
 602 {
 603     return load_driver()->pIsClipboardFormatAvailable( format );
 604 }
 605
 606 static UINT loaderdrv_RegisterClipboardFormat( LPCWSTR name )
 607 {
 608     return load_driver()->pRegisterClipboardFormat( name );
 609 }
 610
 611 static void loaderdrv_ResetSelectionOwner( HWND hwnd, BOOL flag )
 612 {
 613     load_driver()->pResetSelectionOwner( hwnd, flag );
 614 }
 615
 616 static BOOL loaderdrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 617 {
 618     return load_driver()->pSetClipboardData( format, h16, h32, owner );
 619 }
 620
 621 static LONG loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 622                                                DWORD flags, LPVOID lparam )
 623 {
 624     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 625 }
 626
 627 static BOOL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 628 {
 629     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 630 }
 631
 632 static BOOL loaderdrv_CreateDesktopWindow( HWND hwnd )
 633 {
 634     return load_driver()->pCreateDesktopWindow( hwnd );
 635 }
 636
 637 static BOOL loaderdrv_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
 638 {
 639     return load_driver()->pCreateWindow( hwnd, cs, unicode );
 640 }
 641
 642 static void loaderdrv_DestroyWindow( HWND hwnd )
 643 {
 644     load_driver()->pDestroyWindow( hwnd );
 645 }
 646
 647 static HDC loaderdrv_GetDCEx( HWND hwnd, HRGN hrgn, DWORD flags )
 648 {
 649     return load_driver()->pGetDCEx( hwnd, hrgn, flags );
 650 }
 651
 652 static DWORD loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 653                                                     DWORD mask, DWORD flags )
 654 {
 655     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 656 }
 657
 658 static INT loaderdrv_ReleaseDC( HWND hwnd, HDC hdc, BOOL end_paint )
 659 {
 660     return load_driver()->pReleaseDC( hwnd, hdc, end_paint );
 661 }
 662
 663 static BOOL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 664                                 HRGN hrgn, LPRECT update )
 665 {
 666     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 667 }
 668
 669 static void loaderdrv_SetFocus( HWND hwnd )
 670 {
 671     load_driver()->pSetFocus( hwnd );
 672 }
 673
 674 static HWND loaderdrv_SetParent( HWND hwnd, HWND parent )
 675 {
 676     return load_driver()->pSetParent( hwnd, parent );
 677 }
 678
 679 static BOOL loaderdrv_SetWindowPos( WINDOWPOS *pos )
 680 {
 681     return load_driver()->pSetWindowPos( pos );
 682 }
 683
 684 static int loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 685 {
 686     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 687 }
 688
 689 static void loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 690 {
 691     load_driver()->pSetWindowIcon( hwnd, type, icon );
 692 }
 693
 694 static void loaderdrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 695 {
 696     load_driver()->pSetWindowStyle( hwnd, old_style );
 697 }
 698
 699 static void loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 700 {
 701     load_driver()->pSetWindowText( hwnd, text );
 702 }
 703
 704 static BOOL loaderdrv_ShowWindow( HWND hwnd, INT cmd )
 705 {
 706     return load_driver()->pShowWindow( hwnd, cmd );
 707 }
 708
 709 static void loaderdrv_SysCommandSizeMove( HWND hwnd, WPARAM wparam )
 710 {
 711     load_driver()->pSysCommandSizeMove( hwnd, wparam );
 712 }
 713
 714 static HWND loaderdrv_WindowFromDC( HDC hdc )
 715 {
 716     return load_driver()->pWindowFromDC( hdc );
 717 }
 718
 719 static LRESULT loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 720 {
 721     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 722 }
 723
 724 static const USER_DRIVER lazy_load_driver =
 725 {
 726     /* keyboard functions */
 727     loaderdrv_ActivateKeyboardLayout,
 728     loaderdrv_Beep,
 729     loaderdrv_GetAsyncKeyState,
 730     loaderdrv_GetKeyNameText,
 731     loaderdrv_GetKeyboardLayout,
 732     loaderdrv_GetKeyboardLayoutList,
 733     loaderdrv_GetKeyboardLayoutName,
 734     loaderdrv_LoadKeyboardLayout,
 735     loaderdrv_MapVirtualKeyEx,
 736     loaderdrv_SendInput,
 737     loaderdrv_ToUnicodeEx,
 738     loaderdrv_UnloadKeyboardLayout,
 739     loaderdrv_VkKeyScanEx,
 740     /* mouse functions */
 741     loaderdrv_SetCursor,
 742     loaderdrv_GetCursorPos,
 743     loaderdrv_SetCursorPos,
 744     /* screen saver functions */
 745     loaderdrv_GetScreenSaveActive,
 746     loaderdrv_SetScreenSaveActive,
 747     /* clipboard functions */
 748     loaderdrv_AcquireClipboard,
 749     loaderdrv_CountClipboardFormats,
 750     loaderdrv_EmptyClipboard,
 751     loaderdrv_EndClipboardUpdate,
 752     loaderdrv_EnumClipboardFormats,
 753     loaderdrv_GetClipboardData,
 754     loaderdrv_GetClipboardFormatName,
 755     loaderdrv_IsClipboardFormatAvailable,
 756     loaderdrv_RegisterClipboardFormat,
 757     loaderdrv_ResetSelectionOwner,
 758     loaderdrv_SetClipboardData,
 759     /* display modes */
 760     loaderdrv_ChangeDisplaySettingsEx,
 761     loaderdrv_EnumDisplaySettingsEx,
 762     /* windowing functions */
 763     loaderdrv_CreateDesktopWindow,
 764     loaderdrv_CreateWindow,
 765     loaderdrv_DestroyWindow,
 766     loaderdrv_GetDCEx,
 767     loaderdrv_MsgWaitForMultipleObjectsEx,
 768     loaderdrv_ReleaseDC,
 769     loaderdrv_ScrollDC,
 770     loaderdrv_SetFocus,
 771     loaderdrv_SetParent,
 772     loaderdrv_SetWindowPos,
 773     loaderdrv_SetWindowRgn,
 774     loaderdrv_SetWindowIcon,
 775     loaderdrv_SetWindowStyle,
 776     loaderdrv_SetWindowText,
 777     loaderdrv_ShowWindow,
 778     loaderdrv_SysCommandSizeMove,
 779     loaderdrv_WindowFromDC,
 780     loaderdrv_WindowMessage
 781 };