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