dlls/user/input.c

   1 /*
   2  * USER Input processing
   3  *
   4  * Copyright 1993 Bob Amstadt
   5  * Copyright 1996 Albrecht Kleine
   6  * Copyright 1997 David Faure
   7  * Copyright 1998 Morten Welinder
   8  * Copyright 1998 Ulrich Weigand
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26 #include "wine/port.h"
  27
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <stdarg.h>
  31 #include <stdio.h>
  32 #include <ctype.h>
  33 #include <assert.h>
  34
  35 #define NONAMELESSUNION
  36 #define NONAMELESSSTRUCT
  37 #include "windef.h"
  38 #include "winbase.h"
  39 #include "wingdi.h"
  40 #include "winuser.h"
  41 #include "winnls.h"
  42 #include "winternl.h"
  43 #include "winerror.h"
  44 #include "win.h"
  45 #include "user_private.h"
  46 #include "wine/server.h"
  47 #include "wine/debug.h"
  48
  49 WINE_DEFAULT_DEBUG_CHANNEL(win);
  50 WINE_DECLARE_DEBUG_CHANNEL(keyboard);
  51
  52
  53 /***********************************************************************
  54  *           get_key_state
  55  */
  56 static WORD get_key_state(void)
  57 {
  58     WORD ret = 0;
  59
  60     if (GetSystemMetrics( SM_SWAPBUTTON ))
  61     {
  62         if (GetAsyncKeyState(VK_RBUTTON) & 0x80) ret |= MK_LBUTTON;
  63         if (GetAsyncKeyState(VK_LBUTTON) & 0x80) ret |= MK_RBUTTON;
  64     }
  65     else
  66     {
  67         if (GetAsyncKeyState(VK_LBUTTON) & 0x80) ret |= MK_LBUTTON;
  68         if (GetAsyncKeyState(VK_RBUTTON) & 0x80) ret |= MK_RBUTTON;
  69     }
  70     if (GetAsyncKeyState(VK_MBUTTON) & 0x80)  ret |= MK_MBUTTON;
  71     if (GetAsyncKeyState(VK_SHIFT) & 0x80)    ret |= MK_SHIFT;
  72     if (GetAsyncKeyState(VK_CONTROL) & 0x80)  ret |= MK_CONTROL;
  73     if (GetAsyncKeyState(VK_XBUTTON1) & 0x80) ret |= MK_XBUTTON1;
  74     if (GetAsyncKeyState(VK_XBUTTON2) & 0x80) ret |= MK_XBUTTON2;
  75     return ret;
  76 }
  77
  78
  79 /***********************************************************************
  80  *              SendInput  (USER32.@)
  81  */
  82 UINT WINAPI SendInput( UINT count, LPINPUT inputs, int size )
  83 {
  84     if (TRACE_ON(win))
  85     {
  86         UINT i;
  87
  88         for (i = 0; i < count; i++)
  89         {
  90             switch(inputs[i].type)
  91             {
  92             case INPUT_MOUSE:
  93                 TRACE("mouse: dx %ld, dy %ld, data %lx, flags %lx, time %lu, info %lx\n",
  94                       inputs[i].u.mi.dx, inputs[i].u.mi.dy, inputs[i].u.mi.mouseData,
  95                       inputs[i].u.mi.dwFlags, inputs[i].u.mi.time, inputs[i].u.mi.dwExtraInfo);
  96                 break;
  97
  98             case INPUT_KEYBOARD:
  99                 TRACE("keyboard: vk %x, scan %x, flags %lx, time %lu, info %lx\n",
 100                       inputs[i].u.ki.wVk, inputs[i].u.ki.wScan, inputs[i].u.ki.dwFlags,
 101                       inputs[i].u.ki.time, inputs[i].u.ki.dwExtraInfo);
 102                 break;
 103
 104             case INPUT_HARDWARE:
 105                 TRACE("hardware: msg %ld, wParamL %x, wParamH %x\n",
 106                       inputs[i].u.hi.uMsg, inputs[i].u.hi.wParamL, inputs[i].u.hi.wParamH);
 107                 break;
 108
 109             default:
 110                 FIXME("unknown input type %lu\n", inputs[i].type);
 111                 break;
 112             }
 113         }
 114     }
 115
 116     return USER_Driver->pSendInput( count, inputs, size );
 117 }
 118
 119
 120 /***********************************************************************
 121  *              keybd_event (USER32.@)
 122  */
 123 void WINAPI keybd_event( BYTE bVk, BYTE bScan,
 124                          DWORD dwFlags, ULONG_PTR dwExtraInfo )
 125 {
 126     INPUT input;
 127
 128     input.type = INPUT_KEYBOARD;
 129     input.u.ki.wVk = bVk;
 130     input.u.ki.wScan = bScan;
 131     input.u.ki.dwFlags = dwFlags;
 132     input.u.ki.time = GetTickCount();
 133     input.u.ki.dwExtraInfo = dwExtraInfo;
 134     SendInput( 1, &input, sizeof(input) );
 135 }
 136
 137
 138 /***********************************************************************
 139  *              mouse_event (USER32.@)
 140  */
 141 void WINAPI mouse_event( DWORD dwFlags, DWORD dx, DWORD dy,
 142                          DWORD dwData, ULONG_PTR dwExtraInfo )
 143 {
 144     INPUT input;
 145
 146     input.type = INPUT_MOUSE;
 147     input.u.mi.dx = dx;
 148     input.u.mi.dy = dy;
 149     input.u.mi.mouseData = dwData;
 150     input.u.mi.dwFlags = dwFlags;
 151     input.u.mi.time = GetCurrentTime();
 152     input.u.mi.dwExtraInfo = dwExtraInfo;
 153     SendInput( 1, &input, sizeof(input) );
 154 }
 155
 156
 157 /***********************************************************************
 158  *              GetCursorPos (USER32.@)
 159  */
 160 BOOL WINAPI GetCursorPos( POINT *pt )
 161 {
 162     if (!pt) return FALSE;
 163     return USER_Driver->pGetCursorPos( pt );
 164 }
 165
 166
 167 /***********************************************************************
 168  *              GetCursorInfo (USER32.@)
 169  */
 170 BOOL WINAPI GetCursorInfo( PCURSORINFO pci )
 171 {
 172     if (!pci) return 0;
 173     if (get_user_thread_info()->cursor_count >= 0) pci->flags = CURSOR_SHOWING;
 174     else pci->flags = 0;
 175     GetCursorPos(&pci->ptScreenPos);
 176     return 1;
 177 }
 178
 179
 180 /***********************************************************************
 181  *              SetCursorPos (USER32.@)
 182  */
 183 BOOL WINAPI SetCursorPos( INT x, INT y )
 184 {
 185     return USER_Driver->pSetCursorPos( x, y );
 186 }
 187
 188
 189 /**********************************************************************
 190  *              SetCapture (USER32.@)
 191  */
 192 HWND WINAPI SetCapture( HWND hwnd )
 193 {
 194     HWND previous = 0;
 195
 196     SERVER_START_REQ( set_capture_window )
 197     {
 198         req->handle = hwnd;
 199         req->flags  = 0;
 200         if (!wine_server_call_err( req ))
 201         {
 202             previous = reply->previous;
 203             hwnd = reply->full_handle;
 204         }
 205     }
 206     SERVER_END_REQ;
 207
 208     if (previous && previous != hwnd)
 209         SendMessageW( previous, WM_CAPTURECHANGED, 0, (LPARAM)hwnd );
 210     return previous;
 211 }
 212
 213
 214 /**********************************************************************
 215  *              ReleaseCapture (USER32.@)
 216  */
 217 BOOL WINAPI ReleaseCapture(void)
 218 {
 219     BOOL ret;
 220     HWND previous = 0;
 221
 222     SERVER_START_REQ( set_capture_window )
 223     {
 224         req->handle = 0;
 225         req->flags  = 0;
 226         if ((ret = !wine_server_call_err( req ))) previous = reply->previous;
 227     }
 228     SERVER_END_REQ;
 229
 230     if (previous) SendMessageW( previous, WM_CAPTURECHANGED, 0, 0 );
 231
 232     /* Somebody may have missed some mouse movements */
 233     mouse_event( MOUSEEVENTF_MOVE, 0, 0, 0, 0 );
 234
 235     return ret;
 236 }
 237
 238
 239 /**********************************************************************
 240  *              GetCapture (USER32.@)
 241  */
 242 HWND WINAPI GetCapture(void)
 243 {
 244     HWND ret = 0;
 245
 246     SERVER_START_REQ( get_thread_input )
 247     {
 248         req->tid = GetCurrentThreadId();
 249         if (!wine_server_call_err( req )) ret = reply->capture;
 250     }
 251     SERVER_END_REQ;
 252     return ret;
 253 }
 254
 255
 256 /**********************************************************************
 257  *              GetAsyncKeyState (USER32.@)
 258  *
 259  *      Determine if a key is or was pressed.  retval has high-order
 260  * bit set to 1 if currently pressed, low-order bit set to 1 if key has
 261  * been pressed.
 262  */
 263 SHORT WINAPI GetAsyncKeyState(INT nKey)
 264 {
 265     return USER_Driver->pGetAsyncKeyState( nKey );
 266 }
 267
 268
 269 /***********************************************************************
 270  *              GetQueueStatus (USER32.@)
 271  */
 272 DWORD WINAPI GetQueueStatus( UINT flags )
 273 {
 274     DWORD ret = 0;
 275
 276     if (flags & ~(QS_ALLINPUT | QS_ALLPOSTMESSAGE | QS_SMRESULT))
 277     {
 278         SetLastError( ERROR_INVALID_FLAGS );
 279         return 0;
 280     }
 281
 282     /* check for pending X events */
 283     USER_Driver->pMsgWaitForMultipleObjectsEx( 0, NULL, 0, flags, 0 );
 284
 285     SERVER_START_REQ( get_queue_status )
 286     {
 287         req->clear = 1;
 288         wine_server_call( req );
 289         ret = MAKELONG( reply->changed_bits & flags, reply->wake_bits & flags );
 290     }
 291     SERVER_END_REQ;
 292     return ret;
 293 }
 294
 295
 296 /***********************************************************************
 297  *              GetInputState   (USER32.@)
 298  */
 299 BOOL WINAPI GetInputState(void)
 300 {
 301     DWORD ret = 0;
 302
 303     /* check for pending X events */
 304     USER_Driver->pMsgWaitForMultipleObjectsEx( 0, NULL, 0, QS_INPUT, 0 );
 305
 306     SERVER_START_REQ( get_queue_status )
 307     {
 308         req->clear = 0;
 309         wine_server_call( req );
 310         ret = reply->wake_bits & (QS_KEY | QS_MOUSEBUTTON);
 311     }
 312     SERVER_END_REQ;
 313     return ret;
 314 }
 315
 316
 317 /******************************************************************
 318  *              GetLastInputInfo (USER32.@)
 319  */
 320 BOOL WINAPI GetLastInputInfo(PLASTINPUTINFO plii)
 321 {
 322     BOOL ret;
 323
 324     TRACE("%p\n", plii);
 325
 326     if (plii->cbSize != sizeof (*plii) )
 327     {
 328         SetLastError(ERROR_INVALID_PARAMETER);
 329         return FALSE;
 330     }
 331
 332     SERVER_START_REQ( get_last_input_time )
 333     {
 334         ret = !wine_server_call_err( req );
 335         if (ret)
 336             plii->dwTime = reply->time;
 337     }
 338     SERVER_END_REQ;
 339     return ret;
 340 }
 341
 342
 343 /**********************************************************************
 344  *              AttachThreadInput (USER32.@)
 345  *
 346  * Attaches the input processing mechanism of one thread to that of
 347  * another thread.
 348  */
 349 BOOL WINAPI AttachThreadInput( DWORD from, DWORD to, BOOL attach )
 350 {
 351     BOOL ret;
 352
 353     SERVER_START_REQ( attach_thread_input )
 354     {
 355         req->tid_from = from;
 356         req->tid_to   = to;
 357         req->attach   = attach;
 358         ret = !wine_server_call_err( req );
 359     }
 360     SERVER_END_REQ;
 361     return ret;
 362 }
 363
 364
 365 /**********************************************************************
 366  *              GetKeyState (USER32.@)
 367  *
 368  * An application calls the GetKeyState function in response to a
 369  * keyboard-input message.  This function retrieves the state of the key
 370  * at the time the input message was generated.
 371  */
 372 SHORT WINAPI GetKeyState(INT vkey)
 373 {
 374     SHORT retval = 0;
 375
 376     SERVER_START_REQ( get_key_state )
 377     {
 378         req->tid = GetCurrentThreadId();
 379         req->key = vkey;
 380         if (!wine_server_call( req )) retval = (signed char)reply->state;
 381     }
 382     SERVER_END_REQ;
 383     TRACE("key (0x%x) -> %x\n", vkey, retval);
 384     return retval;
 385 }
 386
 387
 388 /**********************************************************************
 389  *              GetKeyboardState (USER32.@)
 390  */
 391 BOOL WINAPI GetKeyboardState( LPBYTE state )
 392 {
 393     BOOL ret;
 394
 395     TRACE("(%p)\n", state);
 396
 397     memset( state, 0, 256 );
 398     SERVER_START_REQ( get_key_state )
 399     {
 400         req->tid = GetCurrentThreadId();
 401         req->key = -1;
 402         wine_server_set_reply( req, state, 256 );
 403         ret = !wine_server_call_err( req );
 404     }
 405     SERVER_END_REQ;
 406     return ret;
 407 }
 408
 409
 410 /**********************************************************************
 411  *              SetKeyboardState (USER32.@)
 412  */
 413 BOOL WINAPI SetKeyboardState( LPBYTE state )
 414 {
 415     BOOL ret;
 416
 417     TRACE("(%p)\n", state);
 418
 419     SERVER_START_REQ( set_key_state )
 420     {
 421         req->tid = GetCurrentThreadId();
 422         wine_server_add_data( req, state, 256 );
 423         ret = !wine_server_call_err( req );
 424     }
 425     SERVER_END_REQ;
 426     return ret;
 427 }
 428
 429
 430 /**********************************************************************
 431  *              VkKeyScanA (USER32.@)
 432  *
 433  * VkKeyScan translates an ANSI character to a virtual-key and shift code
 434  * for the current keyboard.
 435  * high-order byte yields :
 436  *      0       Unshifted
 437  *      1       Shift
 438  *      2       Ctrl
 439  *      3-5     Shift-key combinations that are not used for characters
 440  *      6       Ctrl-Alt
 441  *      7       Ctrl-Alt-Shift
 442  *      I.e. :  Shift = 1, Ctrl = 2, Alt = 4.
 443  * FIXME : works ok except for dead chars :
 444  * VkKeyScan '^'(0x5e, 94) ... got keycode 00 ... returning 00
 445  * VkKeyScan '`'(0x60, 96) ... got keycode 00 ... returning 00
 446  */
 447 SHORT WINAPI VkKeyScanA(CHAR cChar)
 448 {
 449     WCHAR wChar;
 450
 451     if (IsDBCSLeadByte(cChar)) return -1;
 452
 453     MultiByteToWideChar(CP_ACP, 0, &cChar, 1, &wChar, 1);
 454     return VkKeyScanW(wChar);
 455 }
 456
 457 /******************************************************************************
 458  *              VkKeyScanW (USER32.@)
 459  */
 460 SHORT WINAPI VkKeyScanW(WCHAR cChar)
 461 {
 462     return VkKeyScanExW(cChar, GetKeyboardLayout(0));
 463 }
 464
 465 /**********************************************************************
 466  *              VkKeyScanExA (USER32.@)
 467  */
 468 WORD WINAPI VkKeyScanExA(CHAR cChar, HKL dwhkl)
 469 {
 470     WCHAR wChar;
 471
 472     if (IsDBCSLeadByte(cChar)) return -1;
 473
 474     MultiByteToWideChar(CP_ACP, 0, &cChar, 1, &wChar, 1);
 475     return VkKeyScanExW(wChar, dwhkl);
 476 }
 477
 478 /******************************************************************************
 479  *              VkKeyScanExW (USER32.@)
 480  */
 481 WORD WINAPI VkKeyScanExW(WCHAR cChar, HKL dwhkl)
 482 {
 483     return USER_Driver->pVkKeyScanEx(cChar, dwhkl);
 484 }
 485
 486 /**********************************************************************
 487  *              OemKeyScan (USER32.@)
 488  */
 489 DWORD WINAPI OemKeyScan(WORD wOemChar)
 490 {
 491     TRACE("(%d)\n", wOemChar);
 492     return wOemChar;
 493 }
 494
 495 /******************************************************************************
 496  *              GetKeyboardType (USER32.@)
 497  */
 498 INT WINAPI GetKeyboardType(INT nTypeFlag)
 499 {
 500     TRACE_(keyboard)("(%d)\n", nTypeFlag);
 501     switch(nTypeFlag)
 502     {
 503     case 0:      /* Keyboard type */
 504         return 4;    /* AT-101 */
 505     case 1:      /* Keyboard Subtype */
 506         return 0;    /* There are no defined subtypes */
 507     case 2:      /* Number of F-keys */
 508         return 12;   /* We're doing an 101 for now, so return 12 F-keys */
 509     default:
 510         WARN_(keyboard)("Unknown type\n");
 511         return 0;    /* The book says 0 here, so 0 */
 512     }
 513 }
 514
 515 /******************************************************************************
 516  *              MapVirtualKeyA (USER32.@)
 517  */
 518 UINT WINAPI MapVirtualKeyA(UINT code, UINT maptype)
 519 {
 520     return MapVirtualKeyExA( code, maptype, GetKeyboardLayout(0) );
 521 }
 522
 523 /******************************************************************************
 524  *              MapVirtualKeyW (USER32.@)
 525  */
 526 UINT WINAPI MapVirtualKeyW(UINT code, UINT maptype)
 527 {
 528     return MapVirtualKeyExW(code, maptype, GetKeyboardLayout(0));
 529 }
 530
 531 /******************************************************************************
 532  *              MapVirtualKeyExA (USER32.@)
 533  */
 534 UINT WINAPI MapVirtualKeyExA(UINT code, UINT maptype, HKL hkl)
 535 {
 536     return MapVirtualKeyExW(code, maptype, hkl);
 537 }
 538
 539 /******************************************************************************
 540  *              MapVirtualKeyExW (USER32.@)
 541  */
 542 UINT WINAPI MapVirtualKeyExW(UINT code, UINT maptype, HKL hkl)
 543 {
 544     TRACE_(keyboard)("(%d, %d, %p)\n", code, maptype, hkl);
 545
 546     return USER_Driver->pMapVirtualKeyEx(code, maptype, hkl);
 547 }
 548
 549 /****************************************************************************
 550  *              GetKBCodePage (USER32.@)
 551  */
 552 UINT WINAPI GetKBCodePage(void)
 553 {
 554     return GetOEMCP();
 555 }
 556
 557 /***********************************************************************
 558  *              GetKeyboardLayout (USER32.@)
 559  *
 560  *        - device handle for keyboard layout defaulted to
 561  *          the language id. This is the way Windows default works.
 562  *        - the thread identifier (dwLayout) is also ignored.
 563  */
 564 HKL WINAPI GetKeyboardLayout(DWORD dwLayout)
 565 {
 566     return USER_Driver->pGetKeyboardLayout(dwLayout);
 567 }
 568
 569 /****************************************************************************
 570  *              GetKeyboardLayoutNameA (USER32.@)
 571  */
 572 BOOL WINAPI GetKeyboardLayoutNameA(LPSTR pszKLID)
 573 {
 574     WCHAR buf[KL_NAMELENGTH];
 575
 576     if (GetKeyboardLayoutNameW(buf))
 577         return WideCharToMultiByte( CP_ACP, 0, buf, -1, pszKLID, KL_NAMELENGTH, NULL, NULL ) != 0;
 578     return FALSE;
 579 }
 580
 581 /****************************************************************************
 582  *              GetKeyboardLayoutNameW (USER32.@)
 583  */
 584 BOOL WINAPI GetKeyboardLayoutNameW(LPWSTR pwszKLID)
 585 {
 586     return USER_Driver->pGetKeyboardLayoutName(pwszKLID);
 587 }
 588
 589 /****************************************************************************
 590  *              GetKeyNameTextA (USER32.@)
 591  */
 592 INT WINAPI GetKeyNameTextA(LONG lParam, LPSTR lpBuffer, INT nSize)
 593 {
 594     WCHAR buf[256];
 595     INT ret;
 596
 597     if (!GetKeyNameTextW(lParam, buf, 256))
 598     {
 599         lpBuffer[0] = 0;
 600         return 0;
 601     }
 602     ret = WideCharToMultiByte(CP_ACP, 0, buf, -1, lpBuffer, nSize, NULL, NULL);
 603     if (!ret && nSize)
 604     {
 605         ret = nSize - 1;
 606         lpBuffer[ret] = 0;
 607     }
 608     return ret;
 609 }
 610
 611 /****************************************************************************
 612  *              GetKeyNameTextW (USER32.@)
 613  */
 614 INT WINAPI GetKeyNameTextW(LONG lParam, LPWSTR lpBuffer, INT nSize)
 615 {
 616     return USER_Driver->pGetKeyNameText( lParam, lpBuffer, nSize );
 617 }
 618
 619 /****************************************************************************
 620  *              ToUnicode (USER32.@)
 621  */
 622 INT WINAPI ToUnicode(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 623                      LPWSTR lpwStr, int size, UINT flags)
 624 {
 625     return ToUnicodeEx(virtKey, scanCode, lpKeyState, lpwStr, size, flags, GetKeyboardLayout(0));
 626 }
 627
 628 /****************************************************************************
 629  *              ToUnicodeEx (USER32.@)
 630  */
 631 INT WINAPI ToUnicodeEx(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 632                        LPWSTR lpwStr, int size, UINT flags, HKL hkl)
 633 {
 634     return USER_Driver->pToUnicodeEx(virtKey, scanCode, lpKeyState, lpwStr, size, flags, hkl);
 635 }
 636
 637 /****************************************************************************
 638  *              ToAscii (USER32.@)
 639  */
 640 INT WINAPI ToAscii( UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 641                     LPWORD lpChar, UINT flags )
 642 {
 643     return ToAsciiEx(virtKey, scanCode, lpKeyState, lpChar, flags, GetKeyboardLayout(0));
 644 }
 645
 646 /****************************************************************************
 647  *              ToAsciiEx (USER32.@)
 648  */
 649 INT WINAPI ToAsciiEx( UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 650                       LPWORD lpChar, UINT flags, HKL dwhkl )
 651 {
 652     WCHAR uni_chars[2];
 653     INT ret, n_ret;
 654
 655     ret = ToUnicodeEx(virtKey, scanCode, lpKeyState, uni_chars, 2, flags, dwhkl);
 656     if (ret < 0) n_ret = 1; /* FIXME: make ToUnicode return 2 for dead chars */
 657     else n_ret = ret;
 658     WideCharToMultiByte(CP_ACP, 0, uni_chars, n_ret, (LPSTR)lpChar, 2, NULL, NULL);
 659     return ret;
 660 }
 661
 662 /**********************************************************************
 663  *              ActivateKeyboardLayout (USER32.@)
 664  */
 665 HKL WINAPI ActivateKeyboardLayout(HKL hLayout, UINT flags)
 666 {
 667     TRACE_(keyboard)("(%p, %d)\n", hLayout, flags);
 668
 669     return USER_Driver->pActivateKeyboardLayout(hLayout, flags);
 670 }
 671
 672
 673 /***********************************************************************
 674  *              GetKeyboardLayoutList (USER32.@)
 675  *
 676  * Return number of values available if either input parm is
 677  *  0, per MS documentation.
 678  */
 679 UINT WINAPI GetKeyboardLayoutList(INT nBuff, HKL *layouts)
 680 {
 681     TRACE_(keyboard)("(%d,%p)\n",nBuff,layouts);
 682
 683     return USER_Driver->pGetKeyboardLayoutList(nBuff, layouts);
 684 }
 685
 686
 687 /***********************************************************************
 688  *              RegisterHotKey (USER32.@)
 689  */
 690 BOOL WINAPI RegisterHotKey(HWND hwnd,INT id,UINT modifiers,UINT vk)
 691 {
 692     FIXME_(keyboard)("(%p,%d,0x%08x,%d): stub\n",hwnd,id,modifiers,vk);
 693     return TRUE;
 694 }
 695
 696 /***********************************************************************
 697  *              UnregisterHotKey (USER32.@)
 698  */
 699 BOOL WINAPI UnregisterHotKey(HWND hwnd,INT id)
 700 {
 701     FIXME_(keyboard)("(%p,%d): stub\n",hwnd,id);
 702     return TRUE;
 703 }
 704
 705 /***********************************************************************
 706  *              LoadKeyboardLayoutW (USER32.@)
 707  */
 708 HKL WINAPI LoadKeyboardLayoutW(LPCWSTR pwszKLID, UINT Flags)
 709 {
 710     TRACE_(keyboard)("(%s, %d)\n", debugstr_w(pwszKLID), Flags);
 711
 712     return USER_Driver->pLoadKeyboardLayout(pwszKLID, Flags);
 713 }
 714
 715 /***********************************************************************
 716  *              LoadKeyboardLayoutA (USER32.@)
 717  */
 718 HKL WINAPI LoadKeyboardLayoutA(LPCSTR pwszKLID, UINT Flags)
 719 {
 720     HKL ret;
 721     UNICODE_STRING pwszKLIDW;
 722
 723     if (pwszKLID) RtlCreateUnicodeStringFromAsciiz(&pwszKLIDW, pwszKLID);
 724     else pwszKLIDW.Buffer = NULL;
 725
 726     ret = LoadKeyboardLayoutW(pwszKLIDW.Buffer, Flags);
 727     RtlFreeUnicodeString(&pwszKLIDW);
 728     return ret;
 729 }
 730
 731
 732 /***********************************************************************
 733  *              UnloadKeyboardLayout (USER32.@)
 734  */
 735 BOOL WINAPI UnloadKeyboardLayout(HKL hkl)
 736 {
 737     TRACE_(keyboard)("(%p)\n", hkl);
 738
 739     return USER_Driver->pUnloadKeyboardLayout(hkl);
 740 }
 741
 742 typedef struct __TRACKINGLIST {
 743     TRACKMOUSEEVENT tme;
 744     POINT pos; /* center of hover rectangle */
 745 } _TRACKINGLIST;
 746
 747 /* FIXME: move tracking stuff into a per thread data */
 748 static _TRACKINGLIST tracking_info;
 749 static UINT_PTR timer;
 750
 751 static void CALLBACK TrackMouseEventProc(HWND hwnd, UINT uMsg, UINT_PTR idEvent,
 752                                          DWORD dwTime)
 753 {
 754     POINT pos;
 755     INT hoverwidth = 0, hoverheight = 0, hittest;
 756
 757     TRACE("hwnd %p, msg %04x, id %04x, time %lu\n", hwnd, uMsg, idEvent, dwTime);
 758
 759     GetCursorPos(&pos);
 760     hwnd = WINPOS_WindowFromPoint(hwnd, pos, &hittest);
 761
 762     TRACE("point %s hwnd %p hittest %d\n", wine_dbgstr_point(&pos), hwnd, hittest);
 763
 764     SystemParametersInfoW(SPI_GETMOUSEHOVERWIDTH, 0, &hoverwidth, 0);
 765     SystemParametersInfoW(SPI_GETMOUSEHOVERHEIGHT, 0, &hoverheight, 0);
 766
 767     TRACE("tracked pos %s, current pos %s, hover width %d, hover height %d\n",
 768            wine_dbgstr_point(&tracking_info.pos), wine_dbgstr_point(&pos),
 769            hoverwidth, hoverheight);
 770
 771     /* see if this tracking event is looking for TME_LEAVE and that the */
 772     /* mouse has left the window */
 773     if (tracking_info.tme.dwFlags & TME_LEAVE)
 774     {
 775         if (tracking_info.tme.hwndTrack != hwnd)
 776         {
 777             if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 778                 PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
 779             else
 780                 PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
 781
 782             /* remove the TME_LEAVE flag */
 783             tracking_info.tme.dwFlags &= ~TME_LEAVE;
 784         }
 785         else
 786         {
 787             if (hittest == HTCLIENT)
 788             {
 789                 if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 790                 {
 791                     PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
 792                     /* remove the TME_LEAVE flag */
 793                     tracking_info.tme.dwFlags &= ~TME_LEAVE;
 794                 }
 795             }
 796             else
 797             {
 798                 if (!(tracking_info.tme.dwFlags & TME_NONCLIENT))
 799                 {
 800                     PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
 801                     /* remove the TME_LEAVE flag */
 802                     tracking_info.tme.dwFlags &= ~TME_LEAVE;
 803                 }
 804             }
 805         }
 806     }
 807
 808     if (tracking_info.tme.hwndTrack != hwnd)
 809     {
 810         /* mouse is gone, stop tracking mouse hover */
 811         tracking_info.tme.dwFlags &= ~TME_HOVER;
 812     }
 813
 814     /* see if we are tracking hovering for this hwnd */
 815     if (tracking_info.tme.dwFlags & TME_HOVER)
 816     {
 817         /* has the cursor moved outside the rectangle centered around pos? */
 818         if ((abs(pos.x - tracking_info.pos.x) > (hoverwidth / 2)) ||
 819             (abs(pos.y - tracking_info.pos.y) > (hoverheight / 2)))
 820         {
 821             /* record this new position as the current position */
 822             tracking_info.pos = pos;
 823         }
 824         else
 825         {
 826             if (hittest == HTCLIENT)
 827             {
 828                 ScreenToClient(hwnd, &pos);
 829                 TRACE("client cursor pos %s\n", wine_dbgstr_point(&pos));
 830
 831                 PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSEHOVER,
 832                              get_key_state(), MAKELPARAM( pos.x, pos.y ));
 833             }
 834             else
 835             {
 836                 if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 837                     PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSEHOVER,
 838                                  hittest, MAKELPARAM( pos.x, pos.y ));
 839             }
 840
 841             /* stop tracking mouse hover */
 842             tracking_info.tme.dwFlags &= ~TME_HOVER;
 843         }
 844     }
 845
 846     /* stop the timer if the tracking list is empty */
 847     if (!(tracking_info.tme.dwFlags & (TME_HOVER | TME_LEAVE)))
 848     {
 849         KillSystemTimer(tracking_info.tme.hwndTrack, timer);
 850         timer = 0;
 851         tracking_info.tme.hwndTrack = 0;
 852         tracking_info.tme.dwFlags = 0;
 853         tracking_info.tme.dwHoverTime = 0;
 854     }
 855 }
 856
 857
 858 /***********************************************************************
 859  * TrackMouseEvent [USER32]
 860  *
 861  * Requests notification of mouse events
 862  *
 863  * During mouse tracking WM_MOUSEHOVER or WM_MOUSELEAVE events are posted
 864  * to the hwnd specified in the ptme structure.  After the event message
 865  * is posted to the hwnd, the entry in the queue is removed.
 866  *
 867  * If the current hwnd isn't ptme->hwndTrack the TME_HOVER flag is completely
 868  * ignored. The TME_LEAVE flag results in a WM_MOUSELEAVE message being posted
 869  * immediately and the TME_LEAVE flag being ignored.
 870  *
 871  * PARAMS
 872  *     ptme [I,O] pointer to TRACKMOUSEEVENT information structure.
 873  *
 874  * RETURNS
 875  *     Success: non-zero
 876  *     Failure: zero
 877  *
 878  */
 879
 880 BOOL WINAPI
 881 TrackMouseEvent (TRACKMOUSEEVENT *ptme)
 882 {
 883     HWND hwnd;
 884     POINT pos;
 885     DWORD hover_time;
 886     INT hittest;
 887
 888     TRACE("%lx, %lx, %p, %lu\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
 889
 890     if (ptme->cbSize != sizeof(TRACKMOUSEEVENT)) {
 891         WARN("wrong TRACKMOUSEEVENT size from app\n");
 892         SetLastError(ERROR_INVALID_PARAMETER);
 893         return FALSE;
 894     }
 895
 896     /* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
 897     if (ptme->dwFlags & TME_QUERY )
 898     {
 899         *ptme = tracking_info.tme;
 900         /* set cbSize in the case it's not initialized yet */
 901         ptme->cbSize = sizeof(TRACKMOUSEEVENT);
 902
 903         return TRUE; /* return here, TME_QUERY is retrieving information */
 904     }
 905
 906     if (!IsWindow(ptme->hwndTrack))
 907     {
 908         SetLastError(ERROR_INVALID_WINDOW_HANDLE);
 909         return FALSE;
 910     }
 911
 912     hover_time = ptme->dwHoverTime;
 913
 914     /* if HOVER_DEFAULT was specified replace this with the systems current value */
 915     if (hover_time == HOVER_DEFAULT || hover_time == 0)
 916         SystemParametersInfoW(SPI_GETMOUSEHOVERTIME, 0, &hover_time, 0);
 917
 918     GetCursorPos(&pos);
 919     hwnd = WINPOS_WindowFromPoint(ptme->hwndTrack, pos, &hittest);
 920     TRACE("point %s hwnd %p hittest %d\n", wine_dbgstr_point(&pos), hwnd, hittest);
 921
 922     if (ptme->dwFlags & ~(TME_CANCEL | TME_HOVER | TME_LEAVE | TME_NONCLIENT))
 923         FIXME("Unknown flag(s) %08lx\n", ptme->dwFlags & ~(TME_CANCEL | TME_HOVER | TME_LEAVE | TME_NONCLIENT));
 924
 925     if (ptme->dwFlags & TME_CANCEL)
 926     {
 927         if (tracking_info.tme.hwndTrack == ptme->hwndTrack)
 928         {
 929             tracking_info.tme.dwFlags &= ~(ptme->dwFlags & ~TME_CANCEL);
 930
 931             /* if we aren't tracking on hover or leave remove this entry */
 932             if (!(tracking_info.tme.dwFlags & (TME_HOVER | TME_LEAVE)))
 933             {
 934                 KillSystemTimer(tracking_info.tme.hwndTrack, timer);
 935                 timer = 0;
 936                 tracking_info.tme.hwndTrack = 0;
 937                 tracking_info.tme.dwFlags = 0;
 938                 tracking_info.tme.dwHoverTime = 0;
 939             }
 940         }
 941     } else {
 942         if (timer)
 943         {
 944             KillSystemTimer(tracking_info.tme.hwndTrack, timer);
 945             timer = 0;
 946             tracking_info.tme.hwndTrack = 0;
 947             tracking_info.tme.dwFlags = 0;
 948             tracking_info.tme.dwHoverTime = 0;
 949         }
 950
 951         if (ptme->hwndTrack == hwnd)
 952         {
 953             /* Adding new mouse event to the tracking list */
 954             tracking_info.tme = *ptme;
 955             tracking_info.tme.dwHoverTime = hover_time;
 956
 957             /* Initialize HoverInfo variables even if not hover tracking */
 958             tracking_info.pos = pos;
 959
 960             timer = SetSystemTimer(tracking_info.tme.hwndTrack, 0, hover_time, TrackMouseEventProc);
 961         }
 962     }
 963
 964     return TRUE;
 965 }