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 "wingdi.h"
  26 #include "winuser.h"
  27 #include "wine/debug.h"
  28
  29 #include "user_private.h"
  30
  31 static USER_DRIVER null_driver, lazy_load_driver;
  32
  33 const USER_DRIVER *USER_Driver = &lazy_load_driver;
  34 static DWORD driver_load_error;
  35
  36 /* load the graphics driver */
  37 static const USER_DRIVER *load_driver(void)
  38 {
  39     char buffer[MAX_PATH], libname[32], *name, *next;
  40     HKEY hkey;
  41     void *ptr;
  42     HMODULE graphics_driver;
  43     USER_DRIVER *driver, *prev;
  44
  45     strcpy( buffer, "x11" );  /* default value */
  46     /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
  47     if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hkey ))
  48     {
  49         DWORD type, count = sizeof(buffer);
  50         RegQueryValueExA( hkey, "Graphics", 0, &type, (LPBYTE) buffer, &count );
  51         RegCloseKey( hkey );
  52     }
  53
  54     name = buffer;
  55     while (name)
  56     {
  57         next = strchr( name, ',' );
  58         if (next) *next++ = 0;
  59
  60         snprintf( libname, sizeof(libname), "wine%s.drv", name );
  61         if ((graphics_driver = LoadLibraryA( libname )) != 0) break;
  62         name = next;
  63     }
  64
  65     if (!graphics_driver)
  66         driver_load_error = GetLastError();
  67
  68     driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver) );
  69     *driver = null_driver;
  70
  71     if (graphics_driver)
  72     {
  73 #define GET_USER_FUNC(name) \
  74     do { if ((ptr = GetProcAddress( graphics_driver, #name ))) driver->p##name = ptr; } while(0)
  75
  76         GET_USER_FUNC(ActivateKeyboardLayout);
  77         GET_USER_FUNC(Beep);
  78         GET_USER_FUNC(GetAsyncKeyState);
  79         GET_USER_FUNC(GetKeyNameText);
  80         GET_USER_FUNC(GetKeyboardLayout);
  81         GET_USER_FUNC(GetKeyboardLayoutName);
  82         GET_USER_FUNC(LoadKeyboardLayout);
  83         GET_USER_FUNC(MapVirtualKeyEx);
  84         GET_USER_FUNC(RegisterHotKey);
  85         GET_USER_FUNC(ToUnicodeEx);
  86         GET_USER_FUNC(UnloadKeyboardLayout);
  87         GET_USER_FUNC(UnregisterHotKey);
  88         GET_USER_FUNC(VkKeyScanEx);
  89         GET_USER_FUNC(CreateCursorIcon);
  90         GET_USER_FUNC(DestroyCursorIcon);
  91         GET_USER_FUNC(SetCursor);
  92         GET_USER_FUNC(GetCursorPos);
  93         GET_USER_FUNC(SetCursorPos);
  94         GET_USER_FUNC(ClipCursor);
  95         GET_USER_FUNC(GetScreenSaveActive);
  96         GET_USER_FUNC(SetScreenSaveActive);
  97         GET_USER_FUNC(AcquireClipboard);
  98         GET_USER_FUNC(EmptyClipboard);
  99         GET_USER_FUNC(SetClipboardData);
 100         GET_USER_FUNC(GetClipboardData);
 101         GET_USER_FUNC(CountClipboardFormats);
 102         GET_USER_FUNC(EnumClipboardFormats);
 103         GET_USER_FUNC(IsClipboardFormatAvailable);
 104         GET_USER_FUNC(EndClipboardUpdate);
 105         GET_USER_FUNC(ChangeDisplaySettingsEx);
 106         GET_USER_FUNC(EnumDisplayMonitors);
 107         GET_USER_FUNC(EnumDisplaySettingsEx);
 108         GET_USER_FUNC(GetMonitorInfo);
 109         GET_USER_FUNC(CreateDesktopWindow);
 110         GET_USER_FUNC(CreateWindow);
 111         GET_USER_FUNC(DestroyWindow);
 112         GET_USER_FUNC(GetDC);
 113         GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
 114         GET_USER_FUNC(ReleaseDC);
 115         GET_USER_FUNC(ScrollDC);
 116         GET_USER_FUNC(SetCapture);
 117         GET_USER_FUNC(SetFocus);
 118         GET_USER_FUNC(SetLayeredWindowAttributes);
 119         GET_USER_FUNC(SetParent);
 120         GET_USER_FUNC(SetWindowRgn);
 121         GET_USER_FUNC(SetWindowIcon);
 122         GET_USER_FUNC(SetWindowStyle);
 123         GET_USER_FUNC(SetWindowText);
 124         GET_USER_FUNC(ShowWindow);
 125         GET_USER_FUNC(SysCommand);
 126         GET_USER_FUNC(UpdateLayeredWindow);
 127         GET_USER_FUNC(WindowMessage);
 128         GET_USER_FUNC(WindowPosChanging);
 129         GET_USER_FUNC(WindowPosChanged);
 130 #undef GET_USER_FUNC
 131     }
 132
 133     prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, &lazy_load_driver );
 134     if (prev != &lazy_load_driver)
 135     {
 136         /* another thread beat us to it */
 137         HeapFree( GetProcessHeap(), 0, driver );
 138         FreeLibrary( graphics_driver );
 139         driver = prev;
 140     }
 141     return driver;
 142 }
 143
 144 /* unload the graphics driver on process exit */
 145 void USER_unload_driver(void)
 146 {
 147     USER_DRIVER *prev;
 148     /* make sure we don't try to call the driver after it has been detached */
 149     prev = InterlockedExchangePointer( (void **)&USER_Driver, &null_driver );
 150     if (prev != &lazy_load_driver && prev != &null_driver)
 151         HeapFree( GetProcessHeap(), 0, prev );
 152 }
 153
 154
 155 /**********************************************************************
 156  * Null user driver
 157  *
 158  * These are fallbacks for entry points that are not implemented in the real driver.
 159  */
 160
 161 static HKL CDECL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 162 {
 163     return 0;
 164 }
 165
 166 static void CDECL nulldrv_Beep(void)
 167 {
 168 }
 169
 170 static SHORT CDECL nulldrv_GetAsyncKeyState( INT key )
 171 {
 172     return -1;
 173 }
 174
 175 static INT CDECL nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 176 {
 177     return 0;
 178 }
 179
 180 static HKL CDECL nulldrv_GetKeyboardLayout( DWORD thread_id )
 181 {
 182     return 0;
 183 }
 184
 185 static BOOL CDECL nulldrv_GetKeyboardLayoutName( LPWSTR name )
 186 {
 187     return FALSE;
 188 }
 189
 190 static HKL CDECL nulldrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 191 {
 192     return 0;
 193 }
 194
 195 static UINT CDECL nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 196 {
 197     return 0;
 198 }
 199
 200 static BOOL CDECL nulldrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
 201 {
 202     return TRUE;
 203 }
 204
 205 static INT CDECL nulldrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
 206                                       int size, UINT flags, HKL layout )
 207 {
 208     return 0;
 209 }
 210
 211 static BOOL CDECL nulldrv_UnloadKeyboardLayout( HKL layout )
 212 {
 213     return 0;
 214 }
 215
 216 static void CDECL nulldrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
 217 {
 218 }
 219
 220 static SHORT CDECL nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
 221 {
 222     return -1;
 223 }
 224
 225 static void CDECL nulldrv_CreateCursorIcon( HCURSOR cursor )
 226 {
 227 }
 228
 229 static void CDECL nulldrv_DestroyCursorIcon( HCURSOR cursor )
 230 {
 231 }
 232
 233 static void CDECL nulldrv_SetCursor( HCURSOR cursor )
 234 {
 235 }
 236
 237 static BOOL CDECL nulldrv_GetCursorPos( LPPOINT pt )
 238 {
 239     return FALSE;
 240 }
 241
 242 static BOOL CDECL nulldrv_SetCursorPos( INT x, INT y )
 243 {
 244     return FALSE;
 245 }
 246
 247 static BOOL CDECL nulldrv_ClipCursor( LPCRECT clip )
 248 {
 249     return FALSE;
 250 }
 251
 252 static BOOL CDECL nulldrv_GetScreenSaveActive(void)
 253 {
 254     return FALSE;
 255 }
 256
 257 static void CDECL nulldrv_SetScreenSaveActive( BOOL on )
 258 {
 259 }
 260
 261 static INT CDECL nulldrv_AcquireClipboard( HWND hwnd )
 262 {
 263     return 0;
 264 }
 265
 266 static BOOL CDECL nulldrv_CountClipboardFormats(void)
 267 {
 268     return 0;
 269 }
 270
 271 static void CDECL nulldrv_EmptyClipboard( BOOL keepunowned )
 272 {
 273 }
 274
 275 static void CDECL nulldrv_EndClipboardUpdate(void)
 276 {
 277 }
 278
 279 static UINT CDECL nulldrv_EnumClipboardFormats( UINT format )
 280 {
 281     return 0;
 282 }
 283
 284 static HANDLE CDECL nulldrv_GetClipboardData( UINT format )
 285 {
 286     return 0;
 287 }
 288
 289 static BOOL CDECL nulldrv_IsClipboardFormatAvailable( UINT format )
 290 {
 291     return FALSE;
 292 }
 293
 294 static BOOL CDECL nulldrv_SetClipboardData( UINT format, HANDLE handle, BOOL owner )
 295 {
 296     return FALSE;
 297 }
 298
 299 static LONG CDECL nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 300                                              DWORD flags, LPVOID lparam )
 301 {
 302     return DISP_CHANGE_FAILED;
 303 }
 304
 305 static BOOL CDECL nulldrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 306 {
 307     return FALSE;
 308 }
 309
 310 static BOOL CDECL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 311 {
 312     return FALSE;
 313 }
 314
 315 static BOOL CDECL nulldrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 316 {
 317     return FALSE;
 318 }
 319
 320 static BOOL CDECL nulldrv_CreateDesktopWindow( HWND hwnd )
 321 {
 322     return TRUE;
 323 }
 324
 325 static BOOL CDECL nulldrv_CreateWindow( HWND hwnd )
 326 {
 327     static int warned;
 328
 329     /* HWND_MESSAGE windows don't need a graphics driver */
 330     if (GetAncestor( hwnd, GA_PARENT ) == get_user_thread_info()->msg_window) return TRUE;
 331     if (warned++) return FALSE;
 332
 333     MESSAGE( "Application tried to create a window, but no driver could be loaded.\n");
 334     switch (driver_load_error)
 335     {
 336     case ERROR_MOD_NOT_FOUND:
 337         MESSAGE( "The X11 driver is missing.  Check your build!\n" );
 338         break;
 339     case ERROR_DLL_INIT_FAILED:
 340         MESSAGE( "Make sure that your X server is running and that $DISPLAY is set correctly.\n" );
 341         break;
 342     default:
 343         MESSAGE( "Unknown error (%d).\n", driver_load_error );
 344     }
 345
 346     return FALSE;
 347 }
 348
 349 static void CDECL nulldrv_DestroyWindow( HWND hwnd )
 350 {
 351 }
 352
 353 static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 354                                  const RECT *top_rect, DWORD flags )
 355 {
 356 }
 357
 358 static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 359                                                         DWORD mask, DWORD flags )
 360 {
 361     return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
 362                                      timeout, flags & MWMO_ALERTABLE );
 363 }
 364
 365 static void CDECL nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
 366 {
 367 }
 368
 369 static BOOL CDECL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 370                                     HRGN hrgn, LPRECT update )
 371 {
 372     return FALSE;
 373 }
 374
 375 static void CDECL nulldrv_SetCapture( HWND hwnd, UINT flags )
 376 {
 377 }
 378
 379 static void CDECL nulldrv_SetFocus( HWND hwnd )
 380 {
 381 }
 382
 383 static void CDECL nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 384 {
 385 }
 386
 387 static void CDECL nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 388 {
 389 }
 390
 391 static int CDECL nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 392 {
 393     return 1;
 394 }
 395
 396 static void CDECL nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 397 {
 398 }
 399
 400 static void CDECL nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 401 {
 402 }
 403
 404 static void CDECL nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
 405 {
 406 }
 407
 408 static UINT CDECL nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 409 {
 410     return swp;
 411 }
 412
 413 static LRESULT CDECL nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 414 {
 415     return -1;
 416 }
 417
 418 static BOOL CDECL nulldrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
 419                                                const RECT *window_rect )
 420 {
 421     return TRUE;
 422 }
 423
 424 static LRESULT CDECL nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 425 {
 426     return 0;
 427 }
 428
 429 static void CDECL nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 430                                              const RECT *window_rect, const RECT *client_rect,
 431                                              RECT *visible_rect, struct window_surface **surface )
 432 {
 433 }
 434
 435 static void CDECL nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 436                                             const RECT *window_rect, const RECT *client_rect,
 437                                             const RECT *visible_rect, const RECT *valid_rects,
 438                                             struct window_surface *surface )
 439 {
 440 }
 441
 442 static USER_DRIVER null_driver =
 443 {
 444     /* keyboard functions */
 445     nulldrv_ActivateKeyboardLayout,
 446     nulldrv_Beep,
 447     nulldrv_GetAsyncKeyState,
 448     nulldrv_GetKeyNameText,
 449     nulldrv_GetKeyboardLayout,
 450     nulldrv_GetKeyboardLayoutName,
 451     nulldrv_LoadKeyboardLayout,
 452     nulldrv_MapVirtualKeyEx,
 453     nulldrv_RegisterHotKey,
 454     nulldrv_ToUnicodeEx,
 455     nulldrv_UnloadKeyboardLayout,
 456     nulldrv_UnregisterHotKey,
 457     nulldrv_VkKeyScanEx,
 458     /* cursor/icon functions */
 459     nulldrv_CreateCursorIcon,
 460     nulldrv_DestroyCursorIcon,
 461     nulldrv_SetCursor,
 462     nulldrv_GetCursorPos,
 463     nulldrv_SetCursorPos,
 464     nulldrv_ClipCursor,
 465     /* screen saver functions */
 466     nulldrv_GetScreenSaveActive,
 467     nulldrv_SetScreenSaveActive,
 468     /* clipboard functions */
 469     nulldrv_AcquireClipboard,
 470     nulldrv_CountClipboardFormats,
 471     nulldrv_EmptyClipboard,
 472     nulldrv_EndClipboardUpdate,
 473     nulldrv_EnumClipboardFormats,
 474     nulldrv_GetClipboardData,
 475     nulldrv_IsClipboardFormatAvailable,
 476     nulldrv_SetClipboardData,
 477     /* display modes */
 478     nulldrv_ChangeDisplaySettingsEx,
 479     nulldrv_EnumDisplayMonitors,
 480     nulldrv_EnumDisplaySettingsEx,
 481     nulldrv_GetMonitorInfo,
 482     /* windowing functions */
 483     nulldrv_CreateDesktopWindow,
 484     nulldrv_CreateWindow,
 485     nulldrv_DestroyWindow,
 486     nulldrv_GetDC,
 487     nulldrv_MsgWaitForMultipleObjectsEx,
 488     nulldrv_ReleaseDC,
 489     nulldrv_ScrollDC,
 490     nulldrv_SetCapture,
 491     nulldrv_SetFocus,
 492     nulldrv_SetLayeredWindowAttributes,
 493     nulldrv_SetParent,
 494     nulldrv_SetWindowRgn,
 495     nulldrv_SetWindowIcon,
 496     nulldrv_SetWindowStyle,
 497     nulldrv_SetWindowText,
 498     nulldrv_ShowWindow,
 499     nulldrv_SysCommand,
 500     nulldrv_UpdateLayeredWindow,
 501     nulldrv_WindowMessage,
 502     nulldrv_WindowPosChanging,
 503     nulldrv_WindowPosChanged
 504 };
 505
 506
 507 /**********************************************************************
 508  * Lazy loading user driver
 509  *
 510  * Initial driver used before another driver is loaded.
 511  * Each entry point simply loads the real driver and chains to it.
 512  */
 513
 514 static HKL CDECL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
 515 {
 516     return load_driver()->pActivateKeyboardLayout( layout, flags );
 517 }
 518
 519 static void CDECL loaderdrv_Beep(void)
 520 {
 521     load_driver()->pBeep();
 522 }
 523
 524 static SHORT CDECL loaderdrv_GetAsyncKeyState( INT key )
 525 {
 526     return load_driver()->pGetAsyncKeyState( key );
 527 }
 528
 529 static INT CDECL loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
 530 {
 531     return load_driver()->pGetKeyNameText( lparam, buffer, size );
 532 }
 533
 534 static HKL CDECL loaderdrv_GetKeyboardLayout( DWORD thread_id )
 535 {
 536     return load_driver()->pGetKeyboardLayout( thread_id );
 537 }
 538
 539 static BOOL CDECL loaderdrv_GetKeyboardLayoutName( LPWSTR name )
 540 {
 541     return load_driver()->pGetKeyboardLayoutName( name );
 542 }
 543
 544 static HKL CDECL loaderdrv_LoadKeyboardLayout( LPCWSTR name, UINT flags )
 545 {
 546     return load_driver()->pLoadKeyboardLayout( name, flags );
 547 }
 548
 549 static UINT CDECL loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
 550 {
 551     return load_driver()->pMapVirtualKeyEx( code, type, layout );
 552 }
 553
 554 static BOOL CDECL loaderdrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
 555 {
 556     return load_driver()->pRegisterHotKey( hwnd, modifiers, vk );
 557 }
 558
 559 static INT CDECL loaderdrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
 560                                   int size, UINT flags, HKL layout )
 561 {
 562     return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
 563 }
 564
 565 static BOOL CDECL loaderdrv_UnloadKeyboardLayout( HKL layout )
 566 {
 567     return load_driver()->pUnloadKeyboardLayout( layout );
 568 }
 569
 570 static void CDECL loaderdrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
 571 {
 572     load_driver()->pUnregisterHotKey( hwnd, modifiers, vk );
 573 }
 574
 575 static SHORT CDECL loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
 576 {
 577     return load_driver()->pVkKeyScanEx( ch, layout );
 578 }
 579
 580 static void CDECL loaderdrv_CreateCursorIcon( HCURSOR cursor )
 581 {
 582     load_driver()->pCreateCursorIcon( cursor );
 583 }
 584
 585 static void CDECL loaderdrv_DestroyCursorIcon( HCURSOR cursor )
 586 {
 587     load_driver()->pDestroyCursorIcon( cursor );
 588 }
 589
 590 static void CDECL loaderdrv_SetCursor( HCURSOR cursor )
 591 {
 592     load_driver()->pSetCursor( cursor );
 593 }
 594
 595 static BOOL CDECL loaderdrv_GetCursorPos( LPPOINT pt )
 596 {
 597     return load_driver()->pGetCursorPos( pt );
 598 }
 599
 600 static BOOL CDECL loaderdrv_SetCursorPos( INT x, INT y )
 601 {
 602     return load_driver()->pSetCursorPos( x, y );
 603 }
 604
 605 static BOOL CDECL loaderdrv_ClipCursor( LPCRECT clip )
 606 {
 607     return load_driver()->pClipCursor( clip );
 608 }
 609
 610 static BOOL CDECL loaderdrv_GetScreenSaveActive(void)
 611 {
 612     return load_driver()->pGetScreenSaveActive();
 613 }
 614
 615 static void CDECL loaderdrv_SetScreenSaveActive( BOOL on )
 616 {
 617     load_driver()->pSetScreenSaveActive( on );
 618 }
 619
 620 static INT CDECL loaderdrv_AcquireClipboard( HWND hwnd )
 621 {
 622     return load_driver()->pAcquireClipboard( hwnd );
 623 }
 624
 625 static BOOL CDECL loaderdrv_CountClipboardFormats(void)
 626 {
 627     return load_driver()->pCountClipboardFormats();
 628 }
 629
 630 static void CDECL loaderdrv_EmptyClipboard( BOOL keepunowned )
 631 {
 632     load_driver()->pEmptyClipboard( keepunowned );
 633 }
 634
 635 static void CDECL loaderdrv_EndClipboardUpdate(void)
 636 {
 637     load_driver()->pEndClipboardUpdate();
 638 }
 639
 640 static UINT CDECL loaderdrv_EnumClipboardFormats( UINT format )
 641 {
 642     return load_driver()->pEnumClipboardFormats( format );
 643 }
 644
 645 static HANDLE CDECL loaderdrv_GetClipboardData( UINT format )
 646 {
 647     return load_driver()->pGetClipboardData( format );
 648 }
 649
 650 static BOOL CDECL loaderdrv_IsClipboardFormatAvailable( UINT format )
 651 {
 652     return load_driver()->pIsClipboardFormatAvailable( format );
 653 }
 654
 655 static BOOL CDECL loaderdrv_SetClipboardData( UINT format, HANDLE handle, BOOL owner )
 656 {
 657     return load_driver()->pSetClipboardData( format, handle, owner );
 658 }
 659
 660 static LONG CDECL loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
 661                                                      DWORD flags, LPVOID lparam )
 662 {
 663     return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
 664 }
 665
 666 static BOOL CDECL loaderdrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
 667 {
 668     return load_driver()->pEnumDisplayMonitors( hdc, rect, proc, lp );
 669 }
 670
 671 static BOOL CDECL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
 672 {
 673     return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
 674 }
 675
 676 static BOOL CDECL loaderdrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
 677 {
 678     return load_driver()->pGetMonitorInfo( handle, info );
 679 }
 680
 681 static BOOL CDECL loaderdrv_CreateDesktopWindow( HWND hwnd )
 682 {
 683     return load_driver()->pCreateDesktopWindow( hwnd );
 684 }
 685
 686 static BOOL CDECL loaderdrv_CreateWindow( HWND hwnd )
 687 {
 688     return load_driver()->pCreateWindow( hwnd );
 689 }
 690
 691 static void CDECL loaderdrv_DestroyWindow( HWND hwnd )
 692 {
 693     load_driver()->pDestroyWindow( hwnd );
 694 }
 695
 696 static void CDECL loaderdrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
 697                                    const RECT *top_rect, DWORD flags )
 698 {
 699     load_driver()->pGetDC( hdc, hwnd, top_win, win_rect, top_rect, flags );
 700 }
 701
 702 static DWORD CDECL loaderdrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
 703                                                           DWORD mask, DWORD flags )
 704 {
 705     return load_driver()->pMsgWaitForMultipleObjectsEx( count, handles, timeout, mask, flags );
 706 }
 707
 708 static void CDECL loaderdrv_ReleaseDC( HWND hwnd, HDC hdc )
 709 {
 710     load_driver()->pReleaseDC( hwnd, hdc );
 711 }
 712
 713 static BOOL CDECL loaderdrv_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *scroll, const RECT *clip,
 714                                       HRGN hrgn, LPRECT update )
 715 {
 716     return load_driver()->pScrollDC( hdc, dx, dy, scroll, clip, hrgn, update );
 717 }
 718
 719 static void CDECL loaderdrv_SetCapture( HWND hwnd, UINT flags )
 720 {
 721     load_driver()->pSetCapture( hwnd, flags );
 722 }
 723
 724 static void CDECL loaderdrv_SetFocus( HWND hwnd )
 725 {
 726     load_driver()->pSetFocus( hwnd );
 727 }
 728
 729 static void CDECL loaderdrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
 730 {
 731     load_driver()->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
 732 }
 733
 734 static void CDECL loaderdrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
 735 {
 736     load_driver()->pSetParent( hwnd, parent, old_parent );
 737 }
 738
 739 static int CDECL loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
 740 {
 741     return load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
 742 }
 743
 744 static void CDECL loaderdrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
 745 {
 746     load_driver()->pSetWindowIcon( hwnd, type, icon );
 747 }
 748
 749 static void CDECL loaderdrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
 750 {
 751     load_driver()->pSetWindowStyle( hwnd, offset, style );
 752 }
 753
 754 static void CDECL loaderdrv_SetWindowText( HWND hwnd, LPCWSTR text )
 755 {
 756     load_driver()->pSetWindowText( hwnd, text );
 757 }
 758
 759 static UINT CDECL loaderdrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
 760 {
 761     return load_driver()->pShowWindow( hwnd, cmd, rect, swp );
 762 }
 763
 764 static LRESULT CDECL loaderdrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
 765 {
 766     return load_driver()->pSysCommand( hwnd, wparam, lparam );
 767 }
 768
 769 static BOOL CDECL loaderdrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
 770                                                  const RECT *window_rect )
 771 {
 772     return load_driver()->pUpdateLayeredWindow( hwnd, info, window_rect );
 773 }
 774
 775 static LRESULT CDECL loaderdrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 776 {
 777     return load_driver()->pWindowMessage( hwnd, msg, wparam, lparam );
 778 }
 779
 780 static void CDECL loaderdrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
 781                                                const RECT *window_rect, const RECT *client_rect,
 782                                                RECT *visible_rect, struct window_surface **surface )
 783 {
 784     load_driver()->pWindowPosChanging( hwnd, insert_after, swp_flags,
 785                                        window_rect, client_rect, visible_rect, surface );
 786 }
 787
 788 static void CDECL loaderdrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
 789                                               const RECT *window_rect, const RECT *client_rect,
 790                                               const RECT *visible_rect, const RECT *valid_rects,
 791                                               struct window_surface *surface )
 792 {
 793     load_driver()->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect,
 794                                       client_rect, visible_rect, valid_rects, surface );
 795 }
 796
 797 static USER_DRIVER lazy_load_driver =
 798 {
 799     /* keyboard functions */
 800     loaderdrv_ActivateKeyboardLayout,
 801     loaderdrv_Beep,
 802     loaderdrv_GetAsyncKeyState,
 803     loaderdrv_GetKeyNameText,
 804     loaderdrv_GetKeyboardLayout,
 805     loaderdrv_GetKeyboardLayoutName,
 806     loaderdrv_LoadKeyboardLayout,
 807     loaderdrv_MapVirtualKeyEx,
 808     loaderdrv_RegisterHotKey,
 809     loaderdrv_ToUnicodeEx,
 810     loaderdrv_UnloadKeyboardLayout,
 811     loaderdrv_UnregisterHotKey,
 812     loaderdrv_VkKeyScanEx,
 813     /* cursor/icon functions */
 814     loaderdrv_CreateCursorIcon,
 815     loaderdrv_DestroyCursorIcon,
 816     loaderdrv_SetCursor,
 817     loaderdrv_GetCursorPos,
 818     loaderdrv_SetCursorPos,
 819     loaderdrv_ClipCursor,
 820     /* screen saver functions */
 821     loaderdrv_GetScreenSaveActive,
 822     loaderdrv_SetScreenSaveActive,
 823     /* clipboard functions */
 824     loaderdrv_AcquireClipboard,
 825     loaderdrv_CountClipboardFormats,
 826     loaderdrv_EmptyClipboard,
 827     loaderdrv_EndClipboardUpdate,
 828     loaderdrv_EnumClipboardFormats,
 829     loaderdrv_GetClipboardData,
 830     loaderdrv_IsClipboardFormatAvailable,
 831     loaderdrv_SetClipboardData,
 832     /* display modes */
 833     loaderdrv_ChangeDisplaySettingsEx,
 834     loaderdrv_EnumDisplayMonitors,
 835     loaderdrv_EnumDisplaySettingsEx,
 836     loaderdrv_GetMonitorInfo,
 837     /* windowing functions */
 838     loaderdrv_CreateDesktopWindow,
 839     loaderdrv_CreateWindow,
 840     loaderdrv_DestroyWindow,
 841     loaderdrv_GetDC,
 842     loaderdrv_MsgWaitForMultipleObjectsEx,
 843     loaderdrv_ReleaseDC,
 844     loaderdrv_ScrollDC,
 845     loaderdrv_SetCapture,
 846     loaderdrv_SetFocus,
 847     loaderdrv_SetLayeredWindowAttributes,
 848     loaderdrv_SetParent,
 849     loaderdrv_SetWindowRgn,
 850     loaderdrv_SetWindowIcon,
 851     loaderdrv_SetWindowStyle,
 852     loaderdrv_SetWindowText,
 853     loaderdrv_ShowWindow,
 854     loaderdrv_SysCommand,
 855     loaderdrv_UpdateLayeredWindow,
 856     loaderdrv_WindowMessage,
 857     loaderdrv_WindowPosChanging,
 858     loaderdrv_WindowPosChanged
 859 };