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