dlls/user32/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 #include "wine/debug.h"
  27
  28 #include "user_private.h"
  29
  30 static USER_DRIVER null_driver, lazy_load_driver;
  31
  32 const USER_DRIVER *USER_Driver = &lazy_load_driver;
  33 static DWORD driver_load_error;
  34
  35 /* load the graphics driver */
  36 static const USER_DRIVER *load_driver(void)
  37 {
  38     char buffer[MAX_PATH], libname[32], *name, *next;
  39     HKEY hkey;
  40     void *ptr;
  41     HMODULE graphics_driver;
  42     USER_DRIVER *driver, *prev;
  43
  44     strcpy( buffer, "x11" );  /* default value */
  45     /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
  46     if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hkey ))
  47     {
  48         DWORD type, count = sizeof(buffer);
  49         RegQueryValueExA( hkey, "Graphics", 0, &type, (LPBYTE) buffer, &count );
  50         RegCloseKey( hkey );
  51     }
  52
  53     name = buffer;
  54     while (name)
  55     {
  56         next = strchr( name, ',' );
  57         if (next) *next++ = 0;
  58
  59         snprintf( libname, sizeof(libname), "wine%s.drv", name );
  60         if ((graphics_driver = LoadLibraryA( libname )) != 0) break;
  61         name = next;
  62     }
  63
  64     if (!graphics_driver)
  65         driver_load_error = GetLastError();
  66
  67     driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver) );
  68     *driver = null_driver;
  69
  70     if (graphics_driver)
  71     {
  72 #define GET_USER_FUNC(name) \
  73     do { if ((ptr = GetProcAddress( graphics_driver, #name ))) driver->p##name = ptr; } while(0)
  74
  75         GET_USER_FUNC(ActivateKeyboardLayout);
  76         GET_USER_FUNC(Beep);
  77         GET_USER_FUNC(GetAsyncKeyState);
  78         GET_USER_FUNC(GetKeyNameText);
  79         GET_USER_FUNC(GetKeyboardLayout);
  80         GET_USER_FUNC(GetKeyboardLayoutList);
  81         GET_USER_FUNC(GetKeyboardLayoutName);
  82         GET_USER_FUNC(LoadKeyboardLayout);
  83         GET_USER_FUNC(MapVirtualKeyEx);
  84         GET_USER_FUNC(SendInput);
  85         GET_USER_FUNC(ToUnicodeEx);
  86         GET_USER_FUNC(UnloadKeyboardLayout);
  87         GET_USER_FUNC(VkKeyScanEx);
  88         GET_USER_FUNC(SetCursor);
  89         GET_USER_FUNC(GetCursorPos);
  90         GET_USER_FUNC(SetCursorPos);
  91         GET_USER_FUNC(ClipCursor);
  92         GET_USER_FUNC(GetScreenSaveActive);
  93         GET_USER_FUNC(SetScreenSaveActive);
  94         GET_USER_FUNC(AcquireClipboard);
  95         GET_USER_FUNC(EmptyClipboard);
  96         GET_USER_FUNC(SetClipboardData);
  97         GET_USER_FUNC(GetClipboardData);
  98         GET_USER_FUNC(CountClipboardFormats);
  99         GET_USER_FUNC(EnumClipboardFormats);
 100         GET_USER_FUNC(IsClipboardFormatAvailable);
 101         GET_USER_FUNC(RegisterClipboardFormat);
 102         GET_USER_FUNC(GetClipboardFormatName);
 103         GET_USER_FUNC(EndClipboardUpdate);
 104         GET_USER_FUNC(ChangeDisplaySettingsEx);
 105         GET_USER_FUNC(EnumDisplayMonitors);
 106         GET_USER_FUNC(EnumDisplaySettingsEx);
 107         GET_USER_FUNC(GetMonitorInfo);
 108         GET_USER_FUNC(CreateDesktopWindow);
 109         GET_USER_FUNC(CreateWindow);
 110         GET_USER_FUNC(DestroyWindow);
 111         GET_USER_FUNC(GetDC);
 112         GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 113         GET_USER_FUNC(ReleaseDC);
 114         GET_USER_FUNC(ScrollDC);
 115         GET_USER_FUNC(SetCapture);
 116         GET_USER_FUNC(SetFocus);
 117         GET_USER_FUNC(SetLayeredWindowAttributes);
 118         GET_USER_FUNC(SetParent);
 119         GET_USER_FUNC(SetWindowRgn);
 120         GET_USER_FUNC(SetWindowIcon);
 121         GET_USER_FUNC(SetWindowStyle);
 122         GET_USER_FUNC(SetWindowText);
 123         GET_USER_FUNC(ShowWindow);
 124         GET_USER_FUNC(SysCommand);
 125         GET_USER_FUNC(WindowMessage);
 126         GET_USER_FUNC(WindowPosChanging);
 127         GET_USER_FUNC(WindowPosChanged);
 128 #undef GET_USER_FUNC
 129     }
 130
 131     prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, &lazy_load_driver );
 132     if (prev != &lazy_load_driver)
 133     {
 134         /* another thread beat us to it */
 135         HeapFree( GetProcessHeap(), 0, driver );
 136         FreeLibrary( graphics_driver );
 137         driver = prev;
 138     }
 139     return driver;
 140 }
 141
 142 /* unload the graphics driver on process exit */
 143 void USER_unload_driver(void)
 144 {
 145     /* make sure we don't try to call the driver after it has been detached */
 146     USER_Driver = &null_driver;
 147 }
 148
 149
 150 /**********************************************************************
 151  * Null user driver
 152  *
 153  * These are fallbacks for entry points that are not implemented in the real driver.
 154  */
 155
 156 static HKL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 157 {
 158     return 0;
 159 }
 160
 161 static void nulldrv_Beep(void)
 162 {
 163 }
 164
 165 static SHORT nulldrv_GetAsyncKeyState( INT key )
 166 {
 167     return 0;
 168 }
 169
 170 static INT nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 171 {
 172     return 0;
 173 }
 174
 175 static HKL nulldrv_GetKeyboardLayout( DWORD layout )
 176 {
 177     return 0;
 178 }
 179
 180 static UINT nulldrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 181 {
 182     return 0;
 183 }
 184
 185 static BOOL nulldrv_GetKeyboardLayoutName( LPWSTR name )
 186 {
 187     return FALSE;
 188 }
 189
 190 static HKL nulldrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 191 {
 192     return 0;
 193 }
 194
 195 static UINT nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 196 {
 197     return 0;
 198 }
 199
 200 static UINT nulldrv_SendInput( UINT count, LPINPUT inputs, int size )
 201 {
 202     return 0;
 203 }
 204
 205 static INT nulldrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 206                                 int size, UINT flags, HKL layout )
 207 {
 208     return 0;
 209 }
 210
 211 static BOOL nulldrv_UnloadKeyboardLayout( HKL layout )
 212 {
 213     return 0;
 214 }
 215
 216 static SHORT nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 217 {
 218     return -1;
 219 }
 220
 221 static void nulldrv_SetCursor( struct tagCURSORICONINFO *info )
 222 {
 223 }
 224
 225 static BOOL nulldrv_GetCursorPos( LPPOINT pt )
 226 {
 227     return FALSE;
 228 }
 229
 230 static BOOL nulldrv_SetCursorPos( INT x, INT y )
 231 {
 232     return FALSE;
 233 }
 234
 235 static BOOL nulldrv_ClipCursor( LPCRECT clip )
 236 {
 237     return FALSE;
 238 }
 239
 240 static BOOL nulldrv_GetScreenSaveActive(void)
 241 {
 242     return FALSE;
 243 }
 244
 245 static void nulldrv_SetScreenSaveActive( BOOL on )
 246 {
 247 }
 248
 249 static INT nulldrv_AcquireClipboard( HWND hwnd )
 250 {
 251     return 0;
 252 }
 253
 254 static BOOL nulldrv_CountClipboardFormats(void)
 255 {
 256     return 0;
 257 }
 258
 259 static void nulldrv_EmptyClipboard( BOOL keepunowned )
 260 {
 261 }
 262
 263 static void nulldrv_EndClipboardUpdate(void)
 264 {
 265 }
 266
 267 static UINT nulldrv_EnumClipboardFormats( UINT format )
 268 {
 269     return 0;
 270 }
 271
 272 static BOOL nulldrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 273 {
 274     return FALSE;
 275 }
 276
 277 static INT nulldrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 278 {
 279     return FALSE;
 280 }
 281
 282 static BOOL nulldrv_IsClipboardFormatAvailable( UINT format )
 283 {
 284     return FALSE;
 285 }
 286
 287 static UINT nulldrv_RegisterClipboardFormat( LPCWSTR name )
 288 {
 289     return 0;
 290 }
 291
 292 static BOOL nulldrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 293 {
 294     return FALSE;
 295 }
 296
 297 static LONG nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 298                                              DWORD flags, LPVOID lparam )
 299 {
 300     return DISP_CHANGE_FAILED;
 301 }
 302
 303 static BOOL nulldrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 304 {
 305     return FALSE;
 306 }
 307
 308 static BOOL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 309 {
 310     return FALSE;
 311 }
 312
 313 static BOOL nulldrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 314 {
 315     return FALSE;
 316 }
 317
 318 static BOOL nulldrv_CreateDesktopWindow( HWND hwnd )
 319 {
 320     return TRUE;
 321 }
 322
 323 static BOOL nulldrv_CreateWindow( HWND hwnd )
 324 {
 325     static int warned;
 326     if (warned++)
 327         return FALSE;
 328
 329     MESSAGE( "Application tried to create a window, but no driver could be loaded.\n");
 330     switch (driver_load_error)
 331     {
 332     case ERROR_MOD_NOT_FOUND:
 333         MESSAGE( "The X11 driver is missing.  Check your build!\n" );
 334         break;
 335     case ERROR_DLL_INIT_FAILED:
 336         MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
 337         break;
 338     default:
 339         MESSAGE( "Unknown error (%d).\n", driver_load_error );
 340     }
 341
 342     return FALSE;
 343 }
 344
 345 static void nulldrv_DestroyWindow( HWND hwnd )
 346 {
 347 }
 348
 349 static void nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 350                            const RECT *top_rect, DWORD flags )
 351 {
 352 }
 353
 354 static DWORD nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 355                                                   DWORD mask, DWORD flags )
 356 {
 357     return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
 358                                      timeout, flags & MWMO_ALERTABLE );
 359 }
 360
 361 static void nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
 362 {
 363 }
 364
 365 static BOOL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 366                               HRGN hrgn, LPRECT update )
 367 {
 368     return FALSE;
 369 }
 370
 371 static void nulldrv_SetCapture( HWND hwnd, UINT flags )
 372 {
 373 }
 374
 375 static void nulldrv_SetFocus( HWND hwnd )
 376 {
 377 }
 378
 379 static void nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 380 {
 381 }
 382
 383 static void nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 384 {
 385 }
 386
 387 static int nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 388 {
 389     return 1;
 390 }
 391
 392 static void nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 393 {
 394 }
 395
 396 static void nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 397 {
 398 }
 399
 400 static void nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 401 {
 402 }
 403
 404 static UINT nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 405 {
 406     return swp;
 407 }
 408
 409 static LRESULT nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 410 {
 411     return -1;
 412 }
 413
 414 static LRESULT nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 415 {
 416     return 0;
 417 }
 418
 419 static void nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 420                                        const RECT *window_rect, const RECT *client_rect,
 421                                        RECT *visible_rect )
 422 {
 423 }
 424
 425 static void nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 426                                       const RECT *window_rect, const RECT *client_rect,
 427                                       const RECT *visible_rect, const RECT *valid_rects )
 428 {
 429 }
 430
 431 static USER_DRIVER null_driver =
 432 {
 433     /* keyboard functions */
 434     nulldrv_ActivateKeyboardLayout,
 435     nulldrv_Beep,
 436     nulldrv_GetAsyncKeyState,
 437     nulldrv_GetKeyNameText,
 438     nulldrv_GetKeyboardLayout,
 439     nulldrv_GetKeyboardLayoutList,
 440     nulldrv_GetKeyboardLayoutName,
 441     nulldrv_LoadKeyboardLayout,
 442     nulldrv_MapVirtualKeyEx,
 443     nulldrv_SendInput,
 444     nulldrv_ToUnicodeEx,
 445     nulldrv_UnloadKeyboardLayout,
 446     nulldrv_VkKeyScanEx,
 447     /* mouse functions */
 448     nulldrv_SetCursor,
 449     nulldrv_GetCursorPos,
 450     nulldrv_SetCursorPos,
 451     nulldrv_ClipCursor,
 452     /* screen saver functions */
 453     nulldrv_GetScreenSaveActive,
 454     nulldrv_SetScreenSaveActive,
 455     /* clipboard functions */
 456     nulldrv_AcquireClipboard,
 457     nulldrv_CountClipboardFormats,
 458     nulldrv_EmptyClipboard,
 459     nulldrv_EndClipboardUpdate,
 460     nulldrv_EnumClipboardFormats,
 461     nulldrv_GetClipboardData,
 462     nulldrv_GetClipboardFormatName,
 463     nulldrv_IsClipboardFormatAvailable,
 464     nulldrv_RegisterClipboardFormat,
 465     nulldrv_SetClipboardData,
 466     /* display modes */
 467     nulldrv_ChangeDisplaySettingsEx,
 468     nulldrv_EnumDisplayMonitors,
 469     nulldrv_EnumDisplaySettingsEx,
 470     nulldrv_GetMonitorInfo,
 471     /* windowing functions */
 472     nulldrv_CreateDesktopWindow,
 473     nulldrv_CreateWindow,
 474     nulldrv_DestroyWindow,
 475     nulldrv_GetDC,
 476     nulldrv_MsgWaitForMultipleObjectsEx,
 477     nulldrv_ReleaseDC,
 478     nulldrv_ScrollDC,
 479     nulldrv_SetCapture,
 480     nulldrv_SetFocus,
 481     nulldrv_SetLayeredWindowAttributes,
 482     nulldrv_SetParent,
 483     nulldrv_SetWindowRgn,
 484     nulldrv_SetWindowIcon,
 485     nulldrv_SetWindowStyle,
 486     nulldrv_SetWindowText,
 487     nulldrv_ShowWindow,
 488     nulldrv_SysCommand,
 489     nulldrv_WindowMessage,
 490     nulldrv_WindowPosChanging,
 491     nulldrv_WindowPosChanged
 492 };
 493
 494
 495 /**********************************************************************
 496  * Lazy loading user driver
 497  *
 498  * Initial driver used before another driver is loaded.
 499  * Each entry point simply loads the real driver and chains to it.
 500  */
 501
 502 static HKL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 503 {
 504     return load_driver()->pActivateKeyboardLayout( layout, flags );
 505 }
 506
 507 static void loaderdrv_Beep(void)
 508 {
 509     load_driver()->pBeep();
 510 }
 511
 512 static SHORT loaderdrv_GetAsyncKeyState( INT key )
 513 {
 514     return load_driver()->pGetAsyncKeyState( key );
 515 }
 516
 517 static INT loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 518 {
 519     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 520 }
 521
 522 static HKL loaderdrv_GetKeyboardLayout( DWORD layout )
 523 {
 524     return load_driver()->pGetKeyboardLayout( layout );
 525 }
 526
 527 static UINT loaderdrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 528 {
 529     return load_driver()->pGetKeyboardLayoutList( count, layouts );
 530 }
 531
 532 static BOOL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 533 {
 534     return load_driver()->pGetKeyboardLayoutName( name );
 535 }
 536
 537 static HKL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 538 {
 539     return load_driver()->pLoadKeyboardLayout( name, flags );
 540 }
 541
 542 static UINT loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 543 {
 544     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 545 }
 546
 547 static UINT loaderdrv_SendInput( UINT count, LPINPUT inputs, int size )
 548 {
 549     return load_driver()->pSendInput( count, inputs, size );
 550 }
 551
 552 static INT loaderdrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 553                                   int size, UINT flags, HKL layout )
 554 {
 555     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 556 }
 557
 558 static BOOL loaderdrv_UnloadKeyboardLayout( HKL layout )
 559 {
 560     return load_driver()->pUnloadKeyboardLayout( layout );
 561 }
 562
 563 static SHORT loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 564 {
 565     return load_driver()->pVkKeyScanEx( ch, layout );
 566 }
 567
 568 static void loaderdrv_SetCursor( struct tagCURSORICONINFO *info )
 569 {
 570     load_driver()->pSetCursor( info );
 571 }
 572
 573 static BOOL loaderdrv_GetCursorPos( LPPOINT pt )
 574 {
 575     return load_driver()->pGetCursorPos( pt );
 576 }
 577
 578 static BOOL loaderdrv_SetCursorPos( INT x, INT y )
 579 {
 580     return load_driver()->pSetCursorPos( x, y );
 581 }
 582
 583 static BOOL loaderdrv_ClipCursor( LPCRECT clip )
 584 {
 585     return load_driver()->pClipCursor( clip );
 586 }
 587
 588 static BOOL loaderdrv_GetScreenSaveActive(void)
 589 {
 590     return load_driver()->pGetScreenSaveActive();
 591 }
 592
 593 static void loaderdrv_SetScreenSaveActive( BOOL on )
 594 {
 595     load_driver()->pSetScreenSaveActive( on );
 596 }
 597
 598 static INT loaderdrv_AcquireClipboard( HWND hwnd )
 599 {
 600     return load_driver()->pAcquireClipboard( hwnd );
 601 }
 602
 603 static BOOL loaderdrv_CountClipboardFormats(void)
 604 {
 605     return load_driver()->pCountClipboardFormats();
 606 }
 607
 608 static void loaderdrv_EmptyClipboard( BOOL keepunowned )
 609 {
 610     load_driver()->pEmptyClipboard( keepunowned );
 611 }
 612
 613 static void loaderdrv_EndClipboardUpdate(void)
 614 {
 615     load_driver()->pEndClipboardUpdate();
 616 }
 617
 618 static UINT loaderdrv_EnumClipboardFormats( UINT format )
 619 {
 620     return load_driver()->pEnumClipboardFormats( format );
 621 }
 622
 623 static BOOL loaderdrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 624 {
 625     return load_driver()->pGetClipboardData( format, h16, h32 );
 626 }
 627
 628 static INT loaderdrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 629 {
 630     return load_driver()->pGetClipboardFormatName( format, buffer, len );
 631 }
 632
 633 static BOOL loaderdrv_IsClipboardFormatAvailable( UINT format )
 634 {
 635     return load_driver()->pIsClipboardFormatAvailable( format );
 636 }
 637
 638 static UINT loaderdrv_RegisterClipboardFormat( LPCWSTR name )
 639 {
 640     return load_driver()->pRegisterClipboardFormat( name );
 641 }
 642
 643 static BOOL loaderdrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 644 {
 645     return load_driver()->pSetClipboardData( format, h16, h32, owner );
 646 }
 647
 648 static LONG loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 649                                                DWORD flags, LPVOID lparam )
 650 {
 651     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 652 }
 653
 654 static BOOL loaderdrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 655 {
 656     return load_driver()->pEnumDisplayMonitors( hdc, rect, proc, lp );
 657 }
 658
 659 static BOOL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 660 {
 661     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 662 }
 663
 664 static BOOL loaderdrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 665 {
 666     return load_driver()->pGetMonitorInfo( handle, info );
 667 }
 668
 669 static BOOL loaderdrv_CreateDesktopWindow( HWND hwnd )
 670 {
 671     return load_driver()->pCreateDesktopWindow( hwnd );
 672 }
 673
 674 static BOOL loaderdrv_CreateWindow( HWND hwnd )
 675 {
 676     return load_driver()->pCreateWindow( hwnd );
 677 }
 678
 679 static void loaderdrv_DestroyWindow( HWND hwnd )
 680 {
 681     load_driver()->pDestroyWindow( hwnd );
 682 }
 683
 684 static void loaderdrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 685                              const RECT *top_rect, DWORD flags )
 686 {
 687     load_driver()->pGetDC( hdc, hwnd, top_win, win_rect, top_rect, flags );
 688 }
 689
 690 static DWORD loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 691                                                     DWORD mask, DWORD flags )
 692 {
 693     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 694 }
 695
 696 static void loaderdrv_ReleaseDC( HWND hwnd, HDC hdc )
 697 {
 698     load_driver()->pReleaseDC( hwnd, hdc );
 699 }
 700
 701 static BOOL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 702                                 HRGN hrgn, LPRECT update )
 703 {
 704     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 705 }
 706
 707 static void loaderdrv_SetCapture( HWND hwnd, UINT flags )
 708 {
 709     load_driver()->pSetCapture( hwnd, flags );
 710 }
 711
 712 static void loaderdrv_SetFocus( HWND hwnd )
 713 {
 714     load_driver()->pSetFocus( hwnd );
 715 }
 716
 717 static void loaderdrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 718 {
 719     load_driver()->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
 720 }
 721
 722 static void loaderdrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 723 {
 724     load_driver()->pSetParent( hwnd, parent, old_parent );
 725 }
 726
 727 static int loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 728 {
 729     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 730 }
 731
 732 static void loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 733 {
 734     load_driver()->pSetWindowIcon( hwnd, type, icon );
 735 }
 736
 737 static void loaderdrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 738 {
 739     load_driver()->pSetWindowStyle( hwnd, offset, style );
 740 }
 741
 742 static void loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 743 {
 744     load_driver()->pSetWindowText( hwnd, text );
 745 }
 746
 747 static UINT loaderdrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 748 {
 749     return load_driver()->pShowWindow( hwnd, cmd, rect, swp );
 750 }
 751
 752 static LRESULT loaderdrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 753 {
 754     return load_driver()->pSysCommand( hwnd, wparam, lparam );
 755 }
 756
 757 static LRESULT loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 758 {
 759     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 760 }
 761
 762 static void loaderdrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 763                                          const RECT *window_rect, const RECT *client_rect,
 764                                          RECT *visible_rect )
 765 {
 766     load_driver()->pWindowPosChanging( hwnd, insert_after, swp_flags,
 767                                        window_rect, client_rect, visible_rect );
 768 }
 769
 770 static void loaderdrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 771                                         const RECT *window_rect, const RECT *client_rect,
 772                                         const RECT *visible_rect, const RECT *valid_rects )
 773 {
 774     load_driver()->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
 775                                       client_rect, visible_rect, valid_rects );
 776 }
 777
 778 static USER_DRIVER lazy_load_driver =
 779 {
 780     /* keyboard functions */
 781     loaderdrv_ActivateKeyboardLayout,
 782     loaderdrv_Beep,
 783     loaderdrv_GetAsyncKeyState,
 784     loaderdrv_GetKeyNameText,
 785     loaderdrv_GetKeyboardLayout,
 786     loaderdrv_GetKeyboardLayoutList,
 787     loaderdrv_GetKeyboardLayoutName,
 788     loaderdrv_LoadKeyboardLayout,
 789     loaderdrv_MapVirtualKeyEx,
 790     loaderdrv_SendInput,
 791     loaderdrv_ToUnicodeEx,
 792     loaderdrv_UnloadKeyboardLayout,
 793     loaderdrv_VkKeyScanEx,
 794     /* mouse functions */
 795     loaderdrv_SetCursor,
 796     loaderdrv_GetCursorPos,
 797     loaderdrv_SetCursorPos,
 798     loaderdrv_ClipCursor,
 799     /* screen saver functions */
 800     loaderdrv_GetScreenSaveActive,
 801     loaderdrv_SetScreenSaveActive,
 802     /* clipboard functions */
 803     loaderdrv_AcquireClipboard,
 804     loaderdrv_CountClipboardFormats,
 805     loaderdrv_EmptyClipboard,
 806     loaderdrv_EndClipboardUpdate,
 807     loaderdrv_EnumClipboardFormats,
 808     loaderdrv_GetClipboardData,
 809     loaderdrv_GetClipboardFormatName,
 810     loaderdrv_IsClipboardFormatAvailable,
 811     loaderdrv_RegisterClipboardFormat,
 812     loaderdrv_SetClipboardData,
 813     /* display modes */
 814     loaderdrv_ChangeDisplaySettingsEx,
 815     loaderdrv_EnumDisplayMonitors,
 816     loaderdrv_EnumDisplaySettingsEx,
 817     loaderdrv_GetMonitorInfo,
 818     /* windowing functions */
 819     loaderdrv_CreateDesktopWindow,
 820     loaderdrv_CreateWindow,
 821     loaderdrv_DestroyWindow,
 822     loaderdrv_GetDC,
 823     loaderdrv_MsgWaitForMultipleObjectsEx,
 824     loaderdrv_ReleaseDC,
 825     loaderdrv_ScrollDC,
 826     loaderdrv_SetCapture,
 827     loaderdrv_SetFocus,
 828     loaderdrv_SetLayeredWindowAttributes,
 829     loaderdrv_SetParent,
 830     loaderdrv_SetWindowRgn,
 831     loaderdrv_SetWindowIcon,
 832     loaderdrv_SetWindowStyle,
 833     loaderdrv_SetWindowText,
 834     loaderdrv_ShowWindow,
 835     loaderdrv_SysCommand,
 836     loaderdrv_WindowMessage,
 837     loaderdrv_WindowPosChanging,
 838     loaderdrv_WindowPosChanged
 839 };