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(SendInput);
  84         GET_USER_FUNC(ToUnicodeEx);
  85         GET_USER_FUNC(UnloadKeyboardLayout);
  86         GET_USER_FUNC(VkKeyScanEx);
  87         GET_USER_FUNC(SetCursor);
  88         GET_USER_FUNC(GetCursorPos);
  89         GET_USER_FUNC(SetCursorPos);
  90         GET_USER_FUNC(ClipCursor);
  91         GET_USER_FUNC(GetScreenSaveActive);
  92         GET_USER_FUNC(SetScreenSaveActive);
  93         GET_USER_FUNC(AcquireClipboard);
  94         GET_USER_FUNC(EmptyClipboard);
  95         GET_USER_FUNC(SetClipboardData);
  96         GET_USER_FUNC(GetClipboardData);
  97         GET_USER_FUNC(CountClipboardFormats);
  98         GET_USER_FUNC(EnumClipboardFormats);
  99         GET_USER_FUNC(IsClipboardFormatAvailable);
 100         GET_USER_FUNC(RegisterClipboardFormat);
 101         GET_USER_FUNC(GetClipboardFormatName);
 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 0;
 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 layout )
 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 UINT CDECL nulldrv_SendInput( UINT count, LPINPUT inputs, int size )
 198 {
 199     return 0;
 200 }
 201
 202 static INT CDECL nulldrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
 203                                       int size, UINT flags, HKL layout )
 204 {
 205     return 0;
 206 }
 207
 208 static BOOL CDECL nulldrv_UnloadKeyboardLayout( HKL layout )
 209 {
 210     return 0;
 211 }
 212
 213 static SHORT CDECL nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 214 {
 215     return -1;
 216 }
 217
 218 static void CDECL nulldrv_SetCursor( struct tagCURSORICONINFO *info )
 219 {
 220 }
 221
 222 static BOOL CDECL nulldrv_GetCursorPos( LPPOINT pt )
 223 {
 224     return FALSE;
 225 }
 226
 227 static BOOL CDECL nulldrv_SetCursorPos( INT x, INT y )
 228 {
 229     return FALSE;
 230 }
 231
 232 static BOOL CDECL nulldrv_ClipCursor( LPCRECT clip )
 233 {
 234     return FALSE;
 235 }
 236
 237 static BOOL CDECL nulldrv_GetScreenSaveActive(void)
 238 {
 239     return FALSE;
 240 }
 241
 242 static void CDECL nulldrv_SetScreenSaveActive( BOOL on )
 243 {
 244 }
 245
 246 static INT CDECL nulldrv_AcquireClipboard( HWND hwnd )
 247 {
 248     return 0;
 249 }
 250
 251 static BOOL CDECL nulldrv_CountClipboardFormats(void)
 252 {
 253     return 0;
 254 }
 255
 256 static void CDECL nulldrv_EmptyClipboard( BOOL keepunowned )
 257 {
 258 }
 259
 260 static void CDECL nulldrv_EndClipboardUpdate(void)
 261 {
 262 }
 263
 264 static UINT CDECL nulldrv_EnumClipboardFormats( UINT format )
 265 {
 266     return 0;
 267 }
 268
 269 static HANDLE CDECL nulldrv_GetClipboardData( UINT format )
 270 {
 271     return 0;
 272 }
 273
 274 static INT CDECL nulldrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 275 {
 276     return FALSE;
 277 }
 278
 279 static BOOL CDECL nulldrv_IsClipboardFormatAvailable( UINT format )
 280 {
 281     return FALSE;
 282 }
 283
 284 static UINT CDECL nulldrv_RegisterClipboardFormat( LPCWSTR name )
 285 {
 286     return 0;
 287 }
 288
 289 static BOOL CDECL nulldrv_SetClipboardData( UINT format, HANDLE handle, BOOL owner )
 290 {
 291     return FALSE;
 292 }
 293
 294 static LONG CDECL nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 295                                              DWORD flags, LPVOID lparam )
 296 {
 297     return DISP_CHANGE_FAILED;
 298 }
 299
 300 static BOOL CDECL nulldrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 301 {
 302     return FALSE;
 303 }
 304
 305 static BOOL CDECL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 306 {
 307     return FALSE;
 308 }
 309
 310 static BOOL CDECL nulldrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 311 {
 312     return FALSE;
 313 }
 314
 315 static BOOL CDECL nulldrv_CreateDesktopWindow( HWND hwnd )
 316 {
 317     return TRUE;
 318 }
 319
 320 static BOOL CDECL nulldrv_CreateWindow( HWND hwnd )
 321 {
 322     static int warned;
 323
 324     /* HWND_MESSAGE windows don't need a graphics driver */
 325     if (GetAncestor( hwnd, GA_PARENT ) == get_user_thread_info()->msg_window) return TRUE;
 326     if (warned++) return FALSE;
 327
 328     MESSAGE( "Application tried to create a window, but no driver could be loaded.\n");
 329     switch (driver_load_error)
 330     {
 331     case ERROR_MOD_NOT_FOUND:
 332         MESSAGE( "The X11 driver is missing.  Check your build!\n" );
 333         break;
 334     case ERROR_DLL_INIT_FAILED:
 335         MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
 336         break;
 337     default:
 338         MESSAGE( "Unknown error (%d).\n", driver_load_error );
 339     }
 340
 341     return FALSE;
 342 }
 343
 344 static void CDECL nulldrv_DestroyWindow( HWND hwnd )
 345 {
 346 }
 347
 348 static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 349                                  const RECT *top_rect, DWORD flags )
 350 {
 351 }
 352
 353 static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 354                                                         DWORD mask, DWORD flags )
 355 {
 356     return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
 357                                      timeout, flags & MWMO_ALERTABLE );
 358 }
 359
 360 static void CDECL nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
 361 {
 362 }
 363
 364 static BOOL CDECL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 365                                     HRGN hrgn, LPRECT update )
 366 {
 367     return FALSE;
 368 }
 369
 370 static void CDECL nulldrv_SetCapture( HWND hwnd, UINT flags )
 371 {
 372 }
 373
 374 static void CDECL nulldrv_SetFocus( HWND hwnd )
 375 {
 376 }
 377
 378 static void CDECL nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 379 {
 380 }
 381
 382 static void CDECL nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 383 {
 384 }
 385
 386 static int CDECL nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 387 {
 388     return 1;
 389 }
 390
 391 static void CDECL nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 392 {
 393 }
 394
 395 static void CDECL nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 396 {
 397 }
 398
 399 static void CDECL nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 400 {
 401 }
 402
 403 static UINT CDECL nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 404 {
 405     return swp;
 406 }
 407
 408 static LRESULT CDECL nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 409 {
 410     return -1;
 411 }
 412
 413 static LRESULT CDECL nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 414 {
 415     return 0;
 416 }
 417
 418 static void CDECL nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 419                                              const RECT *window_rect, const RECT *client_rect,
 420                                              RECT *visible_rect )
 421 {
 422 }
 423
 424 static void CDECL nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 425                                             const RECT *window_rect, const RECT *client_rect,
 426                                             const RECT *visible_rect, const RECT *valid_rects )
 427 {
 428 }
 429
 430 static USER_DRIVER null_driver =
 431 {
 432     /* keyboard functions */
 433     nulldrv_ActivateKeyboardLayout,
 434     nulldrv_Beep,
 435     nulldrv_GetAsyncKeyState,
 436     nulldrv_GetKeyNameText,
 437     nulldrv_GetKeyboardLayout,
 438     nulldrv_GetKeyboardLayoutName,
 439     nulldrv_LoadKeyboardLayout,
 440     nulldrv_MapVirtualKeyEx,
 441     nulldrv_SendInput,
 442     nulldrv_ToUnicodeEx,
 443     nulldrv_UnloadKeyboardLayout,
 444     nulldrv_VkKeyScanEx,
 445     /* mouse functions */
 446     nulldrv_SetCursor,
 447     nulldrv_GetCursorPos,
 448     nulldrv_SetCursorPos,
 449     nulldrv_ClipCursor,
 450     /* screen saver functions */
 451     nulldrv_GetScreenSaveActive,
 452     nulldrv_SetScreenSaveActive,
 453     /* clipboard functions */
 454     nulldrv_AcquireClipboard,
 455     nulldrv_CountClipboardFormats,
 456     nulldrv_EmptyClipboard,
 457     nulldrv_EndClipboardUpdate,
 458     nulldrv_EnumClipboardFormats,
 459     nulldrv_GetClipboardData,
 460     nulldrv_GetClipboardFormatName,
 461     nulldrv_IsClipboardFormatAvailable,
 462     nulldrv_RegisterClipboardFormat,
 463     nulldrv_SetClipboardData,
 464     /* display modes */
 465     nulldrv_ChangeDisplaySettingsEx,
 466     nulldrv_EnumDisplayMonitors,
 467     nulldrv_EnumDisplaySettingsEx,
 468     nulldrv_GetMonitorInfo,
 469     /* windowing functions */
 470     nulldrv_CreateDesktopWindow,
 471     nulldrv_CreateWindow,
 472     nulldrv_DestroyWindow,
 473     nulldrv_GetDC,
 474     nulldrv_MsgWaitForMultipleObjectsEx,
 475     nulldrv_ReleaseDC,
 476     nulldrv_ScrollDC,
 477     nulldrv_SetCapture,
 478     nulldrv_SetFocus,
 479     nulldrv_SetLayeredWindowAttributes,
 480     nulldrv_SetParent,
 481     nulldrv_SetWindowRgn,
 482     nulldrv_SetWindowIcon,
 483     nulldrv_SetWindowStyle,
 484     nulldrv_SetWindowText,
 485     nulldrv_ShowWindow,
 486     nulldrv_SysCommand,
 487     nulldrv_WindowMessage,
 488     nulldrv_WindowPosChanging,
 489     nulldrv_WindowPosChanged
 490 };
 491
 492
 493 /**********************************************************************
 494  * Lazy loading user driver
 495  *
 496  * Initial driver used before another driver is loaded.
 497  * Each entry point simply loads the real driver and chains to it.
 498  */
 499
 500 static HKL CDECL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 501 {
 502     return load_driver()->pActivateKeyboardLayout( layout, flags );
 503 }
 504
 505 static void CDECL loaderdrv_Beep(void)
 506 {
 507     load_driver()->pBeep();
 508 }
 509
 510 static SHORT CDECL loaderdrv_GetAsyncKeyState( INT key )
 511 {
 512     return load_driver()->pGetAsyncKeyState( key );
 513 }
 514
 515 static INT CDECL loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 516 {
 517     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 518 }
 519
 520 static HKL CDECL loaderdrv_GetKeyboardLayout( DWORD layout )
 521 {
 522     return load_driver()->pGetKeyboardLayout( layout );
 523 }
 524
 525 static BOOL CDECL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 526 {
 527     return load_driver()->pGetKeyboardLayoutName( name );
 528 }
 529
 530 static HKL CDECL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 531 {
 532     return load_driver()->pLoadKeyboardLayout( name, flags );
 533 }
 534
 535 static UINT CDECL loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 536 {
 537     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 538 }
 539
 540 static UINT CDECL loaderdrv_SendInput( UINT count, LPINPUT inputs, int size )
 541 {
 542     return load_driver()->pSendInput( count, inputs, size );
 543 }
 544
 545 static INT CDECL loaderdrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
 546                                   int size, UINT flags, HKL layout )
 547 {
 548     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 549 }
 550
 551 static BOOL CDECL loaderdrv_UnloadKeyboardLayout( HKL layout )
 552 {
 553     return load_driver()->pUnloadKeyboardLayout( layout );
 554 }
 555
 556 static SHORT CDECL loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 557 {
 558     return load_driver()->pVkKeyScanEx( ch, layout );
 559 }
 560
 561 static void CDECL loaderdrv_SetCursor( struct tagCURSORICONINFO *info )
 562 {
 563     load_driver()->pSetCursor( info );
 564 }
 565
 566 static BOOL CDECL loaderdrv_GetCursorPos( LPPOINT pt )
 567 {
 568     return load_driver()->pGetCursorPos( pt );
 569 }
 570
 571 static BOOL CDECL loaderdrv_SetCursorPos( INT x, INT y )
 572 {
 573     return load_driver()->pSetCursorPos( x, y );
 574 }
 575
 576 static BOOL CDECL loaderdrv_ClipCursor( LPCRECT clip )
 577 {
 578     return load_driver()->pClipCursor( clip );
 579 }
 580
 581 static BOOL CDECL loaderdrv_GetScreenSaveActive(void)
 582 {
 583     return load_driver()->pGetScreenSaveActive();
 584 }
 585
 586 static void CDECL loaderdrv_SetScreenSaveActive( BOOL on )
 587 {
 588     load_driver()->pSetScreenSaveActive( on );
 589 }
 590
 591 static INT CDECL loaderdrv_AcquireClipboard( HWND hwnd )
 592 {
 593     return load_driver()->pAcquireClipboard( hwnd );
 594 }
 595
 596 static BOOL CDECL loaderdrv_CountClipboardFormats(void)
 597 {
 598     return load_driver()->pCountClipboardFormats();
 599 }
 600
 601 static void CDECL loaderdrv_EmptyClipboard( BOOL keepunowned )
 602 {
 603     load_driver()->pEmptyClipboard( keepunowned );
 604 }
 605
 606 static void CDECL loaderdrv_EndClipboardUpdate(void)
 607 {
 608     load_driver()->pEndClipboardUpdate();
 609 }
 610
 611 static UINT CDECL loaderdrv_EnumClipboardFormats( UINT format )
 612 {
 613     return load_driver()->pEnumClipboardFormats( format );
 614 }
 615
 616 static HANDLE CDECL loaderdrv_GetClipboardData( UINT format )
 617 {
 618     return load_driver()->pGetClipboardData( format );
 619 }
 620
 621 static INT CDECL loaderdrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 622 {
 623     return load_driver()->pGetClipboardFormatName( format, buffer, len );
 624 }
 625
 626 static BOOL CDECL loaderdrv_IsClipboardFormatAvailable( UINT format )
 627 {
 628     return load_driver()->pIsClipboardFormatAvailable( format );
 629 }
 630
 631 static UINT CDECL loaderdrv_RegisterClipboardFormat( LPCWSTR name )
 632 {
 633     return load_driver()->pRegisterClipboardFormat( name );
 634 }
 635
 636 static BOOL CDECL loaderdrv_SetClipboardData( UINT format, HANDLE handle, BOOL owner )
 637 {
 638     return load_driver()->pSetClipboardData( format, handle, owner );
 639 }
 640
 641 static LONG CDECL loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 642                                                      DWORD flags, LPVOID lparam )
 643 {
 644     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 645 }
 646
 647 static BOOL CDECL loaderdrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 648 {
 649     return load_driver()->pEnumDisplayMonitors( hdc, rect, proc, lp );
 650 }
 651
 652 static BOOL CDECL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 653 {
 654     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 655 }
 656
 657 static BOOL CDECL loaderdrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 658 {
 659     return load_driver()->pGetMonitorInfo( handle, info );
 660 }
 661
 662 static BOOL CDECL loaderdrv_CreateDesktopWindow( HWND hwnd )
 663 {
 664     return load_driver()->pCreateDesktopWindow( hwnd );
 665 }
 666
 667 static BOOL CDECL loaderdrv_CreateWindow( HWND hwnd )
 668 {
 669     return load_driver()->pCreateWindow( hwnd );
 670 }
 671
 672 static void CDECL loaderdrv_DestroyWindow( HWND hwnd )
 673 {
 674     load_driver()->pDestroyWindow( hwnd );
 675 }
 676
 677 static void CDECL loaderdrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 678                                    const RECT *top_rect, DWORD flags )
 679 {
 680     load_driver()->pGetDC( hdc, hwnd, top_win, win_rect, top_rect, flags );
 681 }
 682
 683 static DWORD CDECL loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 684                                                           DWORD mask, DWORD flags )
 685 {
 686     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 687 }
 688
 689 static void CDECL loaderdrv_ReleaseDC( HWND hwnd, HDC hdc )
 690 {
 691     load_driver()->pReleaseDC( hwnd, hdc );
 692 }
 693
 694 static BOOL CDECL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 695                                       HRGN hrgn, LPRECT update )
 696 {
 697     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 698 }
 699
 700 static void CDECL loaderdrv_SetCapture( HWND hwnd, UINT flags )
 701 {
 702     load_driver()->pSetCapture( hwnd, flags );
 703 }
 704
 705 static void CDECL loaderdrv_SetFocus( HWND hwnd )
 706 {
 707     load_driver()->pSetFocus( hwnd );
 708 }
 709
 710 static void CDECL loaderdrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 711 {
 712     load_driver()->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
 713 }
 714
 715 static void CDECL loaderdrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 716 {
 717     load_driver()->pSetParent( hwnd, parent, old_parent );
 718 }
 719
 720 static int CDECL loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 721 {
 722     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 723 }
 724
 725 static void CDECL loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 726 {
 727     load_driver()->pSetWindowIcon( hwnd, type, icon );
 728 }
 729
 730 static void CDECL loaderdrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 731 {
 732     load_driver()->pSetWindowStyle( hwnd, offset, style );
 733 }
 734
 735 static void CDECL loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 736 {
 737     load_driver()->pSetWindowText( hwnd, text );
 738 }
 739
 740 static UINT CDECL loaderdrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 741 {
 742     return load_driver()->pShowWindow( hwnd, cmd, rect, swp );
 743 }
 744
 745 static LRESULT CDECL loaderdrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 746 {
 747     return load_driver()->pSysCommand( hwnd, wparam, lparam );
 748 }
 749
 750 static LRESULT CDECL loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 751 {
 752     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 753 }
 754
 755 static void CDECL loaderdrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 756                                                const RECT *window_rect, const RECT *client_rect,
 757                                                RECT *visible_rect )
 758 {
 759     load_driver()->pWindowPosChanging( hwnd, insert_after, swp_flags,
 760                                        window_rect, client_rect, visible_rect );
 761 }
 762
 763 static void CDECL loaderdrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 764                                               const RECT *window_rect, const RECT *client_rect,
 765                                               const RECT *visible_rect, const RECT *valid_rects )
 766 {
 767     load_driver()->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
 768                                       client_rect, visible_rect, valid_rects );
 769 }
 770
 771 static USER_DRIVER lazy_load_driver =
 772 {
 773     /* keyboard functions */
 774     loaderdrv_ActivateKeyboardLayout,
 775     loaderdrv_Beep,
 776     loaderdrv_GetAsyncKeyState,
 777     loaderdrv_GetKeyNameText,
 778     loaderdrv_GetKeyboardLayout,
 779     loaderdrv_GetKeyboardLayoutName,
 780     loaderdrv_LoadKeyboardLayout,
 781     loaderdrv_MapVirtualKeyEx,
 782     loaderdrv_SendInput,
 783     loaderdrv_ToUnicodeEx,
 784     loaderdrv_UnloadKeyboardLayout,
 785     loaderdrv_VkKeyScanEx,
 786     /* mouse functions */
 787     loaderdrv_SetCursor,
 788     loaderdrv_GetCursorPos,
 789     loaderdrv_SetCursorPos,
 790     loaderdrv_ClipCursor,
 791     /* screen saver functions */
 792     loaderdrv_GetScreenSaveActive,
 793     loaderdrv_SetScreenSaveActive,
 794     /* clipboard functions */
 795     loaderdrv_AcquireClipboard,
 796     loaderdrv_CountClipboardFormats,
 797     loaderdrv_EmptyClipboard,
 798     loaderdrv_EndClipboardUpdate,
 799     loaderdrv_EnumClipboardFormats,
 800     loaderdrv_GetClipboardData,
 801     loaderdrv_GetClipboardFormatName,
 802     loaderdrv_IsClipboardFormatAvailable,
 803     loaderdrv_RegisterClipboardFormat,
 804     loaderdrv_SetClipboardData,
 805     /* display modes */
 806     loaderdrv_ChangeDisplaySettingsEx,
 807     loaderdrv_EnumDisplayMonitors,
 808     loaderdrv_EnumDisplaySettingsEx,
 809     loaderdrv_GetMonitorInfo,
 810     /* windowing functions */
 811     loaderdrv_CreateDesktopWindow,
 812     loaderdrv_CreateWindow,
 813     loaderdrv_DestroyWindow,
 814     loaderdrv_GetDC,
 815     loaderdrv_MsgWaitForMultipleObjectsEx,
 816     loaderdrv_ReleaseDC,
 817     loaderdrv_ScrollDC,
 818     loaderdrv_SetCapture,
 819     loaderdrv_SetFocus,
 820     loaderdrv_SetLayeredWindowAttributes,
 821     loaderdrv_SetParent,
 822     loaderdrv_SetWindowRgn,
 823     loaderdrv_SetWindowIcon,
 824     loaderdrv_SetWindowStyle,
 825     loaderdrv_SetWindowText,
 826     loaderdrv_ShowWindow,
 827     loaderdrv_SysCommand,
 828     loaderdrv_WindowMessage,
 829     loaderdrv_WindowPosChanging,
 830     loaderdrv_WindowPosChanged
 831 };