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(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     /* make sure we don't try to call the driver after it has been detached */
 145     USER_Driver = &null_driver;
 146 }
 147
 148
 149 /**********************************************************************
 150  * Null user driver
 151  *
 152  * These are fallbacks for entry points that are not implemented in the real driver.
 153  */
 154
 155 static HKL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 156 {
 157     return 0;
 158 }
 159
 160 static void nulldrv_Beep(void)
 161 {
 162 }
 163
 164 static SHORT nulldrv_GetAsyncKeyState( INT key )
 165 {
 166     return 0;
 167 }
 168
 169 static INT nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 170 {
 171     return 0;
 172 }
 173
 174 static HKL nulldrv_GetKeyboardLayout( DWORD layout )
 175 {
 176     return 0;
 177 }
 178
 179 static UINT nulldrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 180 {
 181     return 0;
 182 }
 183
 184 static BOOL nulldrv_GetKeyboardLayoutName( LPWSTR name )
 185 {
 186     return FALSE;
 187 }
 188
 189 static HKL nulldrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 190 {
 191     return 0;
 192 }
 193
 194 static UINT nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 195 {
 196     return 0;
 197 }
 198
 199 static UINT nulldrv_SendInput( UINT count, LPINPUT inputs, int size )
 200 {
 201     return 0;
 202 }
 203
 204 static INT nulldrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 205                                 int size, UINT flags, HKL layout )
 206 {
 207     return 0;
 208 }
 209
 210 static BOOL nulldrv_UnloadKeyboardLayout( HKL layout )
 211 {
 212     return 0;
 213 }
 214
 215 static SHORT nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 216 {
 217     return -1;
 218 }
 219
 220 static void nulldrv_SetCursor( struct tagCURSORICONINFO *info )
 221 {
 222 }
 223
 224 static BOOL nulldrv_GetCursorPos( LPPOINT pt )
 225 {
 226     return FALSE;
 227 }
 228
 229 static BOOL nulldrv_SetCursorPos( INT x, INT y )
 230 {
 231     return FALSE;
 232 }
 233
 234 static BOOL nulldrv_ClipCursor( LPCRECT clip )
 235 {
 236     return FALSE;
 237 }
 238
 239 static BOOL nulldrv_GetScreenSaveActive(void)
 240 {
 241     return FALSE;
 242 }
 243
 244 static void nulldrv_SetScreenSaveActive( BOOL on )
 245 {
 246 }
 247
 248 static INT nulldrv_AcquireClipboard( HWND hwnd )
 249 {
 250     return 0;
 251 }
 252
 253 static BOOL nulldrv_CountClipboardFormats(void)
 254 {
 255     return 0;
 256 }
 257
 258 static void nulldrv_EmptyClipboard( BOOL keepunowned )
 259 {
 260 }
 261
 262 static void nulldrv_EndClipboardUpdate(void)
 263 {
 264 }
 265
 266 static UINT nulldrv_EnumClipboardFormats( UINT format )
 267 {
 268     return 0;
 269 }
 270
 271 static BOOL nulldrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 272 {
 273     return FALSE;
 274 }
 275
 276 static INT nulldrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 277 {
 278     return FALSE;
 279 }
 280
 281 static BOOL nulldrv_IsClipboardFormatAvailable( UINT format )
 282 {
 283     return FALSE;
 284 }
 285
 286 static UINT nulldrv_RegisterClipboardFormat( LPCWSTR name )
 287 {
 288     return 0;
 289 }
 290
 291 static BOOL nulldrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 292 {
 293     return FALSE;
 294 }
 295
 296 static LONG nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 297                                              DWORD flags, LPVOID lparam )
 298 {
 299     return DISP_CHANGE_FAILED;
 300 }
 301
 302 static BOOL nulldrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 303 {
 304     return FALSE;
 305 }
 306
 307 static BOOL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 308 {
 309     return FALSE;
 310 }
 311
 312 static BOOL nulldrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 313 {
 314     return FALSE;
 315 }
 316
 317 static BOOL nulldrv_CreateDesktopWindow( HWND hwnd )
 318 {
 319     return TRUE;
 320 }
 321
 322 static BOOL nulldrv_CreateWindow( HWND hwnd )
 323 {
 324     static int warned;
 325     if (warned++)
 326         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 nulldrv_DestroyWindow( HWND hwnd )
 345 {
 346 }
 347
 348 static void 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 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 nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
 361 {
 362 }
 363
 364 static BOOL 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 nulldrv_SetCapture( HWND hwnd, UINT flags )
 371 {
 372 }
 373
 374 static void nulldrv_SetFocus( HWND hwnd )
 375 {
 376 }
 377
 378 static void nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 379 {
 380 }
 381
 382 static int nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 383 {
 384     return 1;
 385 }
 386
 387 static void nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 388 {
 389 }
 390
 391 static void nulldrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 392 {
 393 }
 394
 395 static void nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 396 {
 397 }
 398
 399 static UINT nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 400 {
 401     return swp;
 402 }
 403
 404 static LRESULT nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 405 {
 406     return -1;
 407 }
 408
 409 static LRESULT nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 410 {
 411     return 0;
 412 }
 413
 414 static void nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 415                                        const RECT *window_rect, const RECT *client_rect,
 416                                        RECT *visible_rect )
 417 {
 418 }
 419
 420 static void nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 421                                       const RECT *window_rect, const RECT *client_rect,
 422                                       const RECT *visible_rect, const RECT *valid_rects )
 423 {
 424 }
 425
 426 static USER_DRIVER null_driver =
 427 {
 428     /* keyboard functions */
 429     nulldrv_ActivateKeyboardLayout,
 430     nulldrv_Beep,
 431     nulldrv_GetAsyncKeyState,
 432     nulldrv_GetKeyNameText,
 433     nulldrv_GetKeyboardLayout,
 434     nulldrv_GetKeyboardLayoutList,
 435     nulldrv_GetKeyboardLayoutName,
 436     nulldrv_LoadKeyboardLayout,
 437     nulldrv_MapVirtualKeyEx,
 438     nulldrv_SendInput,
 439     nulldrv_ToUnicodeEx,
 440     nulldrv_UnloadKeyboardLayout,
 441     nulldrv_VkKeyScanEx,
 442     /* mouse functions */
 443     nulldrv_SetCursor,
 444     nulldrv_GetCursorPos,
 445     nulldrv_SetCursorPos,
 446     nulldrv_ClipCursor,
 447     /* screen saver functions */
 448     nulldrv_GetScreenSaveActive,
 449     nulldrv_SetScreenSaveActive,
 450     /* clipboard functions */
 451     nulldrv_AcquireClipboard,
 452     nulldrv_CountClipboardFormats,
 453     nulldrv_EmptyClipboard,
 454     nulldrv_EndClipboardUpdate,
 455     nulldrv_EnumClipboardFormats,
 456     nulldrv_GetClipboardData,
 457     nulldrv_GetClipboardFormatName,
 458     nulldrv_IsClipboardFormatAvailable,
 459     nulldrv_RegisterClipboardFormat,
 460     nulldrv_SetClipboardData,
 461     /* display modes */
 462     nulldrv_ChangeDisplaySettingsEx,
 463     nulldrv_EnumDisplayMonitors,
 464     nulldrv_EnumDisplaySettingsEx,
 465     nulldrv_GetMonitorInfo,
 466     /* windowing functions */
 467     nulldrv_CreateDesktopWindow,
 468     nulldrv_CreateWindow,
 469     nulldrv_DestroyWindow,
 470     nulldrv_GetDC,
 471     nulldrv_MsgWaitForMultipleObjectsEx,
 472     nulldrv_ReleaseDC,
 473     nulldrv_ScrollDC,
 474     nulldrv_SetCapture,
 475     nulldrv_SetFocus,
 476     nulldrv_SetParent,
 477     nulldrv_SetWindowRgn,
 478     nulldrv_SetWindowIcon,
 479     nulldrv_SetWindowStyle,
 480     nulldrv_SetWindowText,
 481     nulldrv_ShowWindow,
 482     nulldrv_SysCommand,
 483     nulldrv_WindowMessage,
 484     nulldrv_WindowPosChanging,
 485     nulldrv_WindowPosChanged
 486 };
 487
 488
 489 /**********************************************************************
 490  * Lazy loading user driver
 491  *
 492  * Initial driver used before another driver is loaded.
 493  * Each entry point simply loads the real driver and chains to it.
 494  */
 495
 496 static HKL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 497 {
 498     return load_driver()->pActivateKeyboardLayout( layout, flags );
 499 }
 500
 501 static void loaderdrv_Beep(void)
 502 {
 503     load_driver()->pBeep();
 504 }
 505
 506 static SHORT loaderdrv_GetAsyncKeyState( INT key )
 507 {
 508     return load_driver()->pGetAsyncKeyState( key );
 509 }
 510
 511 static INT loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 512 {
 513     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 514 }
 515
 516 static HKL loaderdrv_GetKeyboardLayout( DWORD layout )
 517 {
 518     return load_driver()->pGetKeyboardLayout( layout );
 519 }
 520
 521 static UINT loaderdrv_GetKeyboardLayoutList( INT count, HKL *layouts )
 522 {
 523     return load_driver()->pGetKeyboardLayoutList( count, layouts );
 524 }
 525
 526 static BOOL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 527 {
 528     return load_driver()->pGetKeyboardLayoutName( name );
 529 }
 530
 531 static HKL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 532 {
 533     return load_driver()->pLoadKeyboardLayout( name, flags );
 534 }
 535
 536 static UINT loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 537 {
 538     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 539 }
 540
 541 static UINT loaderdrv_SendInput( UINT count, LPINPUT inputs, int size )
 542 {
 543     return load_driver()->pSendInput( count, inputs, size );
 544 }
 545
 546 static INT loaderdrv_ToUnicodeEx( UINT virt, UINT scan, LPBYTE state, LPWSTR str,
 547                                   int size, UINT flags, HKL layout )
 548 {
 549     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 550 }
 551
 552 static BOOL loaderdrv_UnloadKeyboardLayout( HKL layout )
 553 {
 554     return load_driver()->pUnloadKeyboardLayout( layout );
 555 }
 556
 557 static SHORT loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 558 {
 559     return load_driver()->pVkKeyScanEx( ch, layout );
 560 }
 561
 562 static void loaderdrv_SetCursor( struct tagCURSORICONINFO *info )
 563 {
 564     load_driver()->pSetCursor( info );
 565 }
 566
 567 static BOOL loaderdrv_GetCursorPos( LPPOINT pt )
 568 {
 569     return load_driver()->pGetCursorPos( pt );
 570 }
 571
 572 static BOOL loaderdrv_SetCursorPos( INT x, INT y )
 573 {
 574     return load_driver()->pSetCursorPos( x, y );
 575 }
 576
 577 static BOOL loaderdrv_ClipCursor( LPCRECT clip )
 578 {
 579     return load_driver()->pClipCursor( clip );
 580 }
 581
 582 static BOOL loaderdrv_GetScreenSaveActive(void)
 583 {
 584     return load_driver()->pGetScreenSaveActive();
 585 }
 586
 587 static void loaderdrv_SetScreenSaveActive( BOOL on )
 588 {
 589     load_driver()->pSetScreenSaveActive( on );
 590 }
 591
 592 static INT loaderdrv_AcquireClipboard( HWND hwnd )
 593 {
 594     return load_driver()->pAcquireClipboard( hwnd );
 595 }
 596
 597 static BOOL loaderdrv_CountClipboardFormats(void)
 598 {
 599     return load_driver()->pCountClipboardFormats();
 600 }
 601
 602 static void loaderdrv_EmptyClipboard( BOOL keepunowned )
 603 {
 604     load_driver()->pEmptyClipboard( keepunowned );
 605 }
 606
 607 static void loaderdrv_EndClipboardUpdate(void)
 608 {
 609     load_driver()->pEndClipboardUpdate();
 610 }
 611
 612 static UINT loaderdrv_EnumClipboardFormats( UINT format )
 613 {
 614     return load_driver()->pEnumClipboardFormats( format );
 615 }
 616
 617 static BOOL loaderdrv_GetClipboardData( UINT format, HANDLE16 *h16, HANDLE *h32 )
 618 {
 619     return load_driver()->pGetClipboardData( format, h16, h32 );
 620 }
 621
 622 static INT loaderdrv_GetClipboardFormatName( UINT format, LPWSTR buffer, UINT len )
 623 {
 624     return load_driver()->pGetClipboardFormatName( format, buffer, len );
 625 }
 626
 627 static BOOL loaderdrv_IsClipboardFormatAvailable( UINT format )
 628 {
 629     return load_driver()->pIsClipboardFormatAvailable( format );
 630 }
 631
 632 static UINT loaderdrv_RegisterClipboardFormat( LPCWSTR name )
 633 {
 634     return load_driver()->pRegisterClipboardFormat( name );
 635 }
 636
 637 static BOOL loaderdrv_SetClipboardData( UINT format, HANDLE16 h16, HANDLE h32, BOOL owner )
 638 {
 639     return load_driver()->pSetClipboardData( format, h16, h32, owner );
 640 }
 641
 642 static LONG loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 643                                                DWORD flags, LPVOID lparam )
 644 {
 645     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 646 }
 647
 648 static BOOL loaderdrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 649 {
 650     return load_driver()->pEnumDisplayMonitors( hdc, rect, proc, lp );
 651 }
 652
 653 static BOOL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 654 {
 655     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 656 }
 657
 658 static BOOL loaderdrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 659 {
 660     return load_driver()->pGetMonitorInfo( handle, info );
 661 }
 662
 663 static BOOL loaderdrv_CreateDesktopWindow( HWND hwnd )
 664 {
 665     return load_driver()->pCreateDesktopWindow( hwnd );
 666 }
 667
 668 static BOOL loaderdrv_CreateWindow( HWND hwnd )
 669 {
 670     return load_driver()->pCreateWindow( hwnd );
 671 }
 672
 673 static void loaderdrv_DestroyWindow( HWND hwnd )
 674 {
 675     load_driver()->pDestroyWindow( hwnd );
 676 }
 677
 678 static void loaderdrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 679                              const RECT *top_rect, DWORD flags )
 680 {
 681     load_driver()->pGetDC( hdc, hwnd, top_win, win_rect, top_rect, flags );
 682 }
 683
 684 static DWORD loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 685                                                     DWORD mask, DWORD flags )
 686 {
 687     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 688 }
 689
 690 static void loaderdrv_ReleaseDC( HWND hwnd, HDC hdc )
 691 {
 692     load_driver()->pReleaseDC( hwnd, hdc );
 693 }
 694
 695 static BOOL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 696                                 HRGN hrgn, LPRECT update )
 697 {
 698     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 699 }
 700
 701 static void loaderdrv_SetCapture( HWND hwnd, UINT flags )
 702 {
 703     load_driver()->pSetCapture( hwnd, flags );
 704 }
 705
 706 static void loaderdrv_SetFocus( HWND hwnd )
 707 {
 708     load_driver()->pSetFocus( hwnd );
 709 }
 710
 711 static void loaderdrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 712 {
 713     load_driver()->pSetParent( hwnd, parent, old_parent );
 714 }
 715
 716 static int loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 717 {
 718     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 719 }
 720
 721 static void loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 722 {
 723     load_driver()->pSetWindowIcon( hwnd, type, icon );
 724 }
 725
 726 static void loaderdrv_SetWindowStyle( HWND hwnd, DWORD old_style )
 727 {
 728     load_driver()->pSetWindowStyle( hwnd, old_style );
 729 }
 730
 731 static void loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 732 {
 733     load_driver()->pSetWindowText( hwnd, text );
 734 }
 735
 736 static UINT loaderdrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 737 {
 738     return load_driver()->pShowWindow( hwnd, cmd, rect, swp );
 739 }
 740
 741 static LRESULT loaderdrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 742 {
 743     return load_driver()->pSysCommand( hwnd, wparam, lparam );
 744 }
 745
 746 static LRESULT loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 747 {
 748     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 749 }
 750
 751 static void loaderdrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 752                                          const RECT *window_rect, const RECT *client_rect,
 753                                          RECT *visible_rect )
 754 {
 755     load_driver()->pWindowPosChanging( hwnd, insert_after, swp_flags,
 756                                        window_rect, client_rect, visible_rect );
 757 }
 758
 759 static void loaderdrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 760                                         const RECT *window_rect, const RECT *client_rect,
 761                                         const RECT *visible_rect, const RECT *valid_rects )
 762 {
 763     load_driver()->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
 764                                       client_rect, visible_rect, valid_rects );
 765 }
 766
 767 static USER_DRIVER lazy_load_driver =
 768 {
 769     /* keyboard functions */
 770     loaderdrv_ActivateKeyboardLayout,
 771     loaderdrv_Beep,
 772     loaderdrv_GetAsyncKeyState,
 773     loaderdrv_GetKeyNameText,
 774     loaderdrv_GetKeyboardLayout,
 775     loaderdrv_GetKeyboardLayoutList,
 776     loaderdrv_GetKeyboardLayoutName,
 777     loaderdrv_LoadKeyboardLayout,
 778     loaderdrv_MapVirtualKeyEx,
 779     loaderdrv_SendInput,
 780     loaderdrv_ToUnicodeEx,
 781     loaderdrv_UnloadKeyboardLayout,
 782     loaderdrv_VkKeyScanEx,
 783     /* mouse functions */
 784     loaderdrv_SetCursor,
 785     loaderdrv_GetCursorPos,
 786     loaderdrv_SetCursorPos,
 787     loaderdrv_ClipCursor,
 788     /* screen saver functions */
 789     loaderdrv_GetScreenSaveActive,
 790     loaderdrv_SetScreenSaveActive,
 791     /* clipboard functions */
 792     loaderdrv_AcquireClipboard,
 793     loaderdrv_CountClipboardFormats,
 794     loaderdrv_EmptyClipboard,
 795     loaderdrv_EndClipboardUpdate,
 796     loaderdrv_EnumClipboardFormats,
 797     loaderdrv_GetClipboardData,
 798     loaderdrv_GetClipboardFormatName,
 799     loaderdrv_IsClipboardFormatAvailable,
 800     loaderdrv_RegisterClipboardFormat,
 801     loaderdrv_SetClipboardData,
 802     /* display modes */
 803     loaderdrv_ChangeDisplaySettingsEx,
 804     loaderdrv_EnumDisplayMonitors,
 805     loaderdrv_EnumDisplaySettingsEx,
 806     loaderdrv_GetMonitorInfo,
 807     /* windowing functions */
 808     loaderdrv_CreateDesktopWindow,
 809     loaderdrv_CreateWindow,
 810     loaderdrv_DestroyWindow,
 811     loaderdrv_GetDC,
 812     loaderdrv_MsgWaitForMultipleObjectsEx,
 813     loaderdrv_ReleaseDC,
 814     loaderdrv_ScrollDC,
 815     loaderdrv_SetCapture,
 816     loaderdrv_SetFocus,
 817     loaderdrv_SetParent,
 818     loaderdrv_SetWindowRgn,
 819     loaderdrv_SetWindowIcon,
 820     loaderdrv_SetWindowStyle,
 821     loaderdrv_SetWindowText,
 822     loaderdrv_ShowWindow,
 823     loaderdrv_SysCommand,
 824     loaderdrv_WindowMessage,
 825     loaderdrv_WindowPosChanging,
 826     loaderdrv_WindowPosChanged
 827 };