dlls/user32/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 %d, dy %d, data %x, flags %x, time %u, 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 %x, time %u, 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 %d, 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 %u\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 *               GetRawInputDeviceList (USER32.@)
 345 */
 346 UINT WINAPI GetRawInputDeviceList(PRAWINPUTDEVICELIST pRawInputDeviceList, PUINT puiNumDevices, UINT cbSize)
 347 {
 348     FIXME("(pRawInputDeviceList=%p, puiNumDevices=%p, cbSize=%d) stub!\n", pRawInputDeviceList, puiNumDevices, cbSize);
 349
 350     if(pRawInputDeviceList)
 351         memset(pRawInputDeviceList, 0, sizeof *pRawInputDeviceList);
 352     *puiNumDevices = 0;
 353     return 0;
 354 }
 355
 356
 357 /******************************************************************
 358 *               RegisterRawInputDevices (USER32.@)
 359 */
 360 BOOL WINAPI RegisterRawInputDevices(PRAWINPUTDEVICE pRawInputDevices, UINT uiNumDevices, UINT cbSize)
 361 {
 362     FIXME("(pRawInputDevices=%p, uiNumDevices=%d, cbSize=%d) stub!\n", pRawInputDevices, uiNumDevices, cbSize);
 363
 364     return TRUE;
 365 }
 366
 367
 368 /******************************************************************
 369 *               GetRawInputData (USER32.@)
 370 */
 371 UINT WINAPI GetRawInputData(HRAWINPUT hRawInput, UINT uiCommand, LPVOID pData, PUINT pcbSize, UINT cbSizeHeader)
 372 {
 373     FIXME("(hRawInput=%p, uiCommand=%d, pData=%p, pcbSize=%p, cbSizeHeader=%d) stub!\n",
 374             hRawInput, uiCommand, pData, pcbSize, cbSizeHeader);
 375
 376     return 0;
 377 }
 378
 379
 380 /******************************************************************
 381 *               GetRawInputBuffer (USER32.@)
 382 */
 383 UINT WINAPI GetRawInputBuffer(PRAWINPUT pData, PUINT pcbSize, UINT cbSizeHeader)
 384 {
 385     FIXME("(pData=%p, pcbSize=%p, cbSizeHeader=%d) stub!\n", pData, pcbSize, cbSizeHeader);
 386
 387     return 0;
 388 }
 389
 390
 391 /******************************************************************
 392 *               GetRawInputDeviceInfoA (USER32.@)
 393 */
 394 UINT WINAPI GetRawInputDeviceInfoA(HANDLE hDevice, UINT uiCommand, LPVOID pData, PUINT pcbSize)
 395 {
 396     FIXME("(hDevice=%p, uiCommand=%d, pData=%p, pcbSize=%p) stub!\n", hDevice, uiCommand, pData, pcbSize);
 397
 398     return 0;
 399 }
 400
 401
 402 /******************************************************************
 403 *               GetRawInputDeviceInfoW (USER32.@)
 404 */
 405 UINT WINAPI GetRawInputDeviceInfoW(HANDLE hDevice, UINT uiCommand, LPVOID pData, PUINT pcbSize)
 406 {
 407     FIXME("(hDevice=%p, uiCommand=%d, pData=%p, pcbSize=%p) stub!\n", hDevice, uiCommand, pData, pcbSize);
 408
 409     return 0;
 410 }
 411
 412
 413 /******************************************************************
 414 *               GetRegisteredRawInputDevices (USER32.@)
 415 */
 416 UINT WINAPI GetRegisteredRawInputDevices(PRAWINPUTDEVICE pRawInputDevices, PUINT puiNumDevices, UINT cbSize)
 417 {
 418     FIXME("(pRawInputDevices=%p, puiNumDevices=%p, cbSize=%d) stub!\n", pRawInputDevices, puiNumDevices, cbSize);
 419
 420     return 0;
 421 }
 422
 423
 424 /******************************************************************
 425 *               DefRawInputProc (USER32.@)
 426 */
 427 LRESULT WINAPI DefRawInputProc(PRAWINPUT *paRawInput, INT nInput, UINT cbSizeHeader)
 428 {
 429     FIXME("(paRawInput=%p, nInput=%d, cbSizeHeader=%d) stub!\n", *paRawInput, nInput, cbSizeHeader);
 430
 431     return 0;
 432 }
 433
 434
 435 /**********************************************************************
 436  *              AttachThreadInput (USER32.@)
 437  *
 438  * Attaches the input processing mechanism of one thread to that of
 439  * another thread.
 440  */
 441 BOOL WINAPI AttachThreadInput( DWORD from, DWORD to, BOOL attach )
 442 {
 443     BOOL ret;
 444
 445     SERVER_START_REQ( attach_thread_input )
 446     {
 447         req->tid_from = from;
 448         req->tid_to   = to;
 449         req->attach   = attach;
 450         ret = !wine_server_call_err( req );
 451     }
 452     SERVER_END_REQ;
 453     return ret;
 454 }
 455
 456
 457 /**********************************************************************
 458  *              GetKeyState (USER32.@)
 459  *
 460  * An application calls the GetKeyState function in response to a
 461  * keyboard-input message.  This function retrieves the state of the key
 462  * at the time the input message was generated.
 463  */
 464 SHORT WINAPI GetKeyState(INT vkey)
 465 {
 466     SHORT retval = 0;
 467
 468     SERVER_START_REQ( get_key_state )
 469     {
 470         req->tid = GetCurrentThreadId();
 471         req->key = vkey;
 472         if (!wine_server_call( req )) retval = (signed char)reply->state;
 473     }
 474     SERVER_END_REQ;
 475     TRACE("key (0x%x) -> %x\n", vkey, retval);
 476     return retval;
 477 }
 478
 479
 480 /**********************************************************************
 481  *              GetKeyboardState (USER32.@)
 482  */
 483 BOOL WINAPI GetKeyboardState( LPBYTE state )
 484 {
 485     BOOL ret;
 486
 487     TRACE("(%p)\n", state);
 488
 489     memset( state, 0, 256 );
 490     SERVER_START_REQ( get_key_state )
 491     {
 492         req->tid = GetCurrentThreadId();
 493         req->key = -1;
 494         wine_server_set_reply( req, state, 256 );
 495         ret = !wine_server_call_err( req );
 496     }
 497     SERVER_END_REQ;
 498     return ret;
 499 }
 500
 501
 502 /**********************************************************************
 503  *              SetKeyboardState (USER32.@)
 504  */
 505 BOOL WINAPI SetKeyboardState( LPBYTE state )
 506 {
 507     BOOL ret;
 508
 509     SERVER_START_REQ( set_key_state )
 510     {
 511         req->tid = GetCurrentThreadId();
 512         wine_server_add_data( req, state, 256 );
 513         ret = !wine_server_call_err( req );
 514     }
 515     SERVER_END_REQ;
 516     return ret;
 517 }
 518
 519
 520 /**********************************************************************
 521  *              VkKeyScanA (USER32.@)
 522  *
 523  * VkKeyScan translates an ANSI character to a virtual-key and shift code
 524  * for the current keyboard.
 525  * high-order byte yields :
 526  *      0       Unshifted
 527  *      1       Shift
 528  *      2       Ctrl
 529  *      3-5     Shift-key combinations that are not used for characters
 530  *      6       Ctrl-Alt
 531  *      7       Ctrl-Alt-Shift
 532  *      I.e. :  Shift = 1, Ctrl = 2, Alt = 4.
 533  * FIXME : works ok except for dead chars :
 534  * VkKeyScan '^'(0x5e, 94) ... got keycode 00 ... returning 00
 535  * VkKeyScan '`'(0x60, 96) ... got keycode 00 ... returning 00
 536  */
 537 SHORT WINAPI VkKeyScanA(CHAR cChar)
 538 {
 539     WCHAR wChar;
 540
 541     if (IsDBCSLeadByte(cChar)) return -1;
 542
 543     MultiByteToWideChar(CP_ACP, 0, &cChar, 1, &wChar, 1);
 544     return VkKeyScanW(wChar);
 545 }
 546
 547 /******************************************************************************
 548  *              VkKeyScanW (USER32.@)
 549  */
 550 SHORT WINAPI VkKeyScanW(WCHAR cChar)
 551 {
 552     return VkKeyScanExW(cChar, GetKeyboardLayout(0));
 553 }
 554
 555 /**********************************************************************
 556  *              VkKeyScanExA (USER32.@)
 557  */
 558 WORD WINAPI VkKeyScanExA(CHAR cChar, HKL dwhkl)
 559 {
 560     WCHAR wChar;
 561
 562     if (IsDBCSLeadByte(cChar)) return -1;
 563
 564     MultiByteToWideChar(CP_ACP, 0, &cChar, 1, &wChar, 1);
 565     return VkKeyScanExW(wChar, dwhkl);
 566 }
 567
 568 /******************************************************************************
 569  *              VkKeyScanExW (USER32.@)
 570  */
 571 WORD WINAPI VkKeyScanExW(WCHAR cChar, HKL dwhkl)
 572 {
 573     return USER_Driver->pVkKeyScanEx(cChar, dwhkl);
 574 }
 575
 576 /**********************************************************************
 577  *              OemKeyScan (USER32.@)
 578  */
 579 DWORD WINAPI OemKeyScan(WORD wOemChar)
 580 {
 581     return wOemChar;
 582 }
 583
 584 /******************************************************************************
 585  *              GetKeyboardType (USER32.@)
 586  */
 587 INT WINAPI GetKeyboardType(INT nTypeFlag)
 588 {
 589     TRACE_(keyboard)("(%d)\n", nTypeFlag);
 590     switch(nTypeFlag)
 591     {
 592     case 0:      /* Keyboard type */
 593         return 4;    /* AT-101 */
 594     case 1:      /* Keyboard Subtype */
 595         return 0;    /* There are no defined subtypes */
 596     case 2:      /* Number of F-keys */
 597         return 12;   /* We're doing an 101 for now, so return 12 F-keys */
 598     default:
 599         WARN_(keyboard)("Unknown type\n");
 600         return 0;    /* The book says 0 here, so 0 */
 601     }
 602 }
 603
 604 /******************************************************************************
 605  *              MapVirtualKeyA (USER32.@)
 606  */
 607 UINT WINAPI MapVirtualKeyA(UINT code, UINT maptype)
 608 {
 609     return MapVirtualKeyExA( code, maptype, GetKeyboardLayout(0) );
 610 }
 611
 612 /******************************************************************************
 613  *              MapVirtualKeyW (USER32.@)
 614  */
 615 UINT WINAPI MapVirtualKeyW(UINT code, UINT maptype)
 616 {
 617     return MapVirtualKeyExW(code, maptype, GetKeyboardLayout(0));
 618 }
 619
 620 /******************************************************************************
 621  *              MapVirtualKeyExA (USER32.@)
 622  */
 623 UINT WINAPI MapVirtualKeyExA(UINT code, UINT maptype, HKL hkl)
 624 {
 625     return MapVirtualKeyExW(code, maptype, hkl);
 626 }
 627
 628 /******************************************************************************
 629  *              MapVirtualKeyExW (USER32.@)
 630  */
 631 UINT WINAPI MapVirtualKeyExW(UINT code, UINT maptype, HKL hkl)
 632 {
 633     TRACE_(keyboard)("(%d, %d, %p)\n", code, maptype, hkl);
 634
 635     return USER_Driver->pMapVirtualKeyEx(code, maptype, hkl);
 636 }
 637
 638 /****************************************************************************
 639  *              GetKBCodePage (USER32.@)
 640  */
 641 UINT WINAPI GetKBCodePage(void)
 642 {
 643     return GetOEMCP();
 644 }
 645
 646 /***********************************************************************
 647  *              GetKeyboardLayout (USER32.@)
 648  *
 649  *        - device handle for keyboard layout defaulted to
 650  *          the language id. This is the way Windows default works.
 651  *        - the thread identifier (dwLayout) is also ignored.
 652  */
 653 HKL WINAPI GetKeyboardLayout(DWORD dwLayout)
 654 {
 655     return USER_Driver->pGetKeyboardLayout(dwLayout);
 656 }
 657
 658 /****************************************************************************
 659  *              GetKeyboardLayoutNameA (USER32.@)
 660  */
 661 BOOL WINAPI GetKeyboardLayoutNameA(LPSTR pszKLID)
 662 {
 663     WCHAR buf[KL_NAMELENGTH];
 664
 665     if (GetKeyboardLayoutNameW(buf))
 666         return WideCharToMultiByte( CP_ACP, 0, buf, -1, pszKLID, KL_NAMELENGTH, NULL, NULL ) != 0;
 667     return FALSE;
 668 }
 669
 670 /****************************************************************************
 671  *              GetKeyboardLayoutNameW (USER32.@)
 672  */
 673 BOOL WINAPI GetKeyboardLayoutNameW(LPWSTR pwszKLID)
 674 {
 675     return USER_Driver->pGetKeyboardLayoutName(pwszKLID);
 676 }
 677
 678 /****************************************************************************
 679  *              GetKeyNameTextA (USER32.@)
 680  */
 681 INT WINAPI GetKeyNameTextA(LONG lParam, LPSTR lpBuffer, INT nSize)
 682 {
 683     WCHAR buf[256];
 684     INT ret;
 685
 686     if (!GetKeyNameTextW(lParam, buf, 256))
 687     {
 688         lpBuffer[0] = 0;
 689         return 0;
 690     }
 691     ret = WideCharToMultiByte(CP_ACP, 0, buf, -1, lpBuffer, nSize, NULL, NULL);
 692     if (!ret && nSize)
 693     {
 694         ret = nSize - 1;
 695         lpBuffer[ret] = 0;
 696     }
 697     return ret;
 698 }
 699
 700 /****************************************************************************
 701  *              GetKeyNameTextW (USER32.@)
 702  */
 703 INT WINAPI GetKeyNameTextW(LONG lParam, LPWSTR lpBuffer, INT nSize)
 704 {
 705     return USER_Driver->pGetKeyNameText( lParam, lpBuffer, nSize );
 706 }
 707
 708 /****************************************************************************
 709  *              ToUnicode (USER32.@)
 710  */
 711 INT WINAPI ToUnicode(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 712                      LPWSTR lpwStr, int size, UINT flags)
 713 {
 714     return ToUnicodeEx(virtKey, scanCode, lpKeyState, lpwStr, size, flags, GetKeyboardLayout(0));
 715 }
 716
 717 /****************************************************************************
 718  *              ToUnicodeEx (USER32.@)
 719  */
 720 INT WINAPI ToUnicodeEx(UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 721                        LPWSTR lpwStr, int size, UINT flags, HKL hkl)
 722 {
 723     return USER_Driver->pToUnicodeEx(virtKey, scanCode, lpKeyState, lpwStr, size, flags, hkl);
 724 }
 725
 726 /****************************************************************************
 727  *              ToAscii (USER32.@)
 728  */
 729 INT WINAPI ToAscii( UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 730                     LPWORD lpChar, UINT flags )
 731 {
 732     return ToAsciiEx(virtKey, scanCode, lpKeyState, lpChar, flags, GetKeyboardLayout(0));
 733 }
 734
 735 /****************************************************************************
 736  *              ToAsciiEx (USER32.@)
 737  */
 738 INT WINAPI ToAsciiEx( UINT virtKey, UINT scanCode, LPBYTE lpKeyState,
 739                       LPWORD lpChar, UINT flags, HKL dwhkl )
 740 {
 741     WCHAR uni_chars[2];
 742     INT ret, n_ret;
 743
 744     ret = ToUnicodeEx(virtKey, scanCode, lpKeyState, uni_chars, 2, flags, dwhkl);
 745     if (ret < 0) n_ret = 1; /* FIXME: make ToUnicode return 2 for dead chars */
 746     else n_ret = ret;
 747     WideCharToMultiByte(CP_ACP, 0, uni_chars, n_ret, (LPSTR)lpChar, 2, NULL, NULL);
 748     return ret;
 749 }
 750
 751 /**********************************************************************
 752  *              ActivateKeyboardLayout (USER32.@)
 753  */
 754 HKL WINAPI ActivateKeyboardLayout(HKL hLayout, UINT flags)
 755 {
 756     TRACE_(keyboard)("(%p, %d)\n", hLayout, flags);
 757
 758     return USER_Driver->pActivateKeyboardLayout(hLayout, flags);
 759 }
 760
 761 /**********************************************************************
 762  *              BlockInput (USER32.@)
 763  */
 764 BOOL WINAPI BlockInput(BOOL fBlockIt)
 765 {
 766     FIXME_(keyboard)("(%d): stub\n", fBlockIt);
 767     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 768
 769     return FALSE;
 770 }
 771
 772 /***********************************************************************
 773  *              GetKeyboardLayoutList (USER32.@)
 774  *
 775  * Return number of values available if either input parm is
 776  *  0, per MS documentation.
 777  */
 778 UINT WINAPI GetKeyboardLayoutList(INT nBuff, HKL *layouts)
 779 {
 780     TRACE_(keyboard)("(%d,%p)\n",nBuff,layouts);
 781
 782     return USER_Driver->pGetKeyboardLayoutList(nBuff, layouts);
 783 }
 784
 785
 786 /***********************************************************************
 787  *              RegisterHotKey (USER32.@)
 788  */
 789 BOOL WINAPI RegisterHotKey(HWND hwnd,INT id,UINT modifiers,UINT vk)
 790 {
 791     FIXME_(keyboard)("(%p,%d,0x%08x,%d): stub\n",hwnd,id,modifiers,vk);
 792     return TRUE;
 793 }
 794
 795 /***********************************************************************
 796  *              UnregisterHotKey (USER32.@)
 797  */
 798 BOOL WINAPI UnregisterHotKey(HWND hwnd,INT id)
 799 {
 800     FIXME_(keyboard)("(%p,%d): stub\n",hwnd,id);
 801     return TRUE;
 802 }
 803
 804 /***********************************************************************
 805  *              LoadKeyboardLayoutW (USER32.@)
 806  */
 807 HKL WINAPI LoadKeyboardLayoutW(LPCWSTR pwszKLID, UINT Flags)
 808 {
 809     TRACE_(keyboard)("(%s, %d)\n", debugstr_w(pwszKLID), Flags);
 810
 811     return USER_Driver->pLoadKeyboardLayout(pwszKLID, Flags);
 812 }
 813
 814 /***********************************************************************
 815  *              LoadKeyboardLayoutA (USER32.@)
 816  */
 817 HKL WINAPI LoadKeyboardLayoutA(LPCSTR pwszKLID, UINT Flags)
 818 {
 819     HKL ret;
 820     UNICODE_STRING pwszKLIDW;
 821
 822     if (pwszKLID) RtlCreateUnicodeStringFromAsciiz(&pwszKLIDW, pwszKLID);
 823     else pwszKLIDW.Buffer = NULL;
 824
 825     ret = LoadKeyboardLayoutW(pwszKLIDW.Buffer, Flags);
 826     RtlFreeUnicodeString(&pwszKLIDW);
 827     return ret;
 828 }
 829
 830
 831 /***********************************************************************
 832  *              UnloadKeyboardLayout (USER32.@)
 833  */
 834 BOOL WINAPI UnloadKeyboardLayout(HKL hkl)
 835 {
 836     TRACE_(keyboard)("(%p)\n", hkl);
 837
 838     return USER_Driver->pUnloadKeyboardLayout(hkl);
 839 }
 840
 841 typedef struct __TRACKINGLIST {
 842     TRACKMOUSEEVENT tme;
 843     POINT pos; /* center of hover rectangle */
 844 } _TRACKINGLIST;
 845
 846 /* FIXME: move tracking stuff into a per thread data */
 847 static _TRACKINGLIST tracking_info;
 848 static UINT_PTR timer;
 849
 850 static void check_mouse_leave(HWND hwnd, int hittest)
 851 {
 852     if (tracking_info.tme.hwndTrack != hwnd)
 853     {
 854         if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 855             PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
 856         else
 857             PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
 858
 859         /* remove the TME_LEAVE flag */
 860         tracking_info.tme.dwFlags &= ~TME_LEAVE;
 861     }
 862     else
 863     {
 864         if (hittest == HTCLIENT)
 865         {
 866             if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 867             {
 868                 PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
 869                 /* remove the TME_LEAVE flag */
 870                 tracking_info.tme.dwFlags &= ~TME_LEAVE;
 871             }
 872         }
 873         else
 874         {
 875             if (!(tracking_info.tme.dwFlags & TME_NONCLIENT))
 876             {
 877                 PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
 878                 /* remove the TME_LEAVE flag */
 879                 tracking_info.tme.dwFlags &= ~TME_LEAVE;
 880             }
 881         }
 882     }
 883 }
 884
 885 static void CALLBACK TrackMouseEventProc(HWND hwnd, UINT uMsg, UINT_PTR idEvent,
 886                                          DWORD dwTime)
 887 {
 888     POINT pos;
 889     INT hoverwidth = 0, hoverheight = 0, hittest;
 890
 891     TRACE("hwnd %p, msg %04x, id %04lx, time %u\n", hwnd, uMsg, idEvent, dwTime);
 892
 893     GetCursorPos(&pos);
 894     hwnd = WINPOS_WindowFromPoint(hwnd, pos, &hittest);
 895
 896     TRACE("point %s hwnd %p hittest %d\n", wine_dbgstr_point(&pos), hwnd, hittest);
 897
 898     SystemParametersInfoW(SPI_GETMOUSEHOVERWIDTH, 0, &hoverwidth, 0);
 899     SystemParametersInfoW(SPI_GETMOUSEHOVERHEIGHT, 0, &hoverheight, 0);
 900
 901     TRACE("tracked pos %s, current pos %s, hover width %d, hover height %d\n",
 902            wine_dbgstr_point(&tracking_info.pos), wine_dbgstr_point(&pos),
 903            hoverwidth, hoverheight);
 904
 905     /* see if this tracking event is looking for TME_LEAVE and that the */
 906     /* mouse has left the window */
 907     if (tracking_info.tme.dwFlags & TME_LEAVE)
 908     {
 909         check_mouse_leave(hwnd, hittest);
 910     }
 911
 912     if (tracking_info.tme.hwndTrack != hwnd)
 913     {
 914         /* mouse is gone, stop tracking mouse hover */
 915         tracking_info.tme.dwFlags &= ~TME_HOVER;
 916     }
 917
 918     /* see if we are tracking hovering for this hwnd */
 919     if (tracking_info.tme.dwFlags & TME_HOVER)
 920     {
 921         /* has the cursor moved outside the rectangle centered around pos? */
 922         if ((abs(pos.x - tracking_info.pos.x) > (hoverwidth / 2)) ||
 923             (abs(pos.y - tracking_info.pos.y) > (hoverheight / 2)))
 924         {
 925             /* record this new position as the current position */
 926             tracking_info.pos = pos;
 927         }
 928         else
 929         {
 930             if (hittest == HTCLIENT)
 931             {
 932                 ScreenToClient(hwnd, &pos);
 933                 TRACE("client cursor pos %s\n", wine_dbgstr_point(&pos));
 934
 935                 PostMessageW(tracking_info.tme.hwndTrack, WM_MOUSEHOVER,
 936                              get_key_state(), MAKELPARAM( pos.x, pos.y ));
 937             }
 938             else
 939             {
 940                 if (tracking_info.tme.dwFlags & TME_NONCLIENT)
 941                     PostMessageW(tracking_info.tme.hwndTrack, WM_NCMOUSEHOVER,
 942                                  hittest, MAKELPARAM( pos.x, pos.y ));
 943             }
 944
 945             /* stop tracking mouse hover */
 946             tracking_info.tme.dwFlags &= ~TME_HOVER;
 947         }
 948     }
 949
 950     /* stop the timer if the tracking list is empty */
 951     if (!(tracking_info.tme.dwFlags & (TME_HOVER | TME_LEAVE)))
 952     {
 953         KillSystemTimer(tracking_info.tme.hwndTrack, timer);
 954         timer = 0;
 955         tracking_info.tme.hwndTrack = 0;
 956         tracking_info.tme.dwFlags = 0;
 957         tracking_info.tme.dwHoverTime = 0;
 958     }
 959 }
 960
 961
 962 /***********************************************************************
 963  * TrackMouseEvent [USER32]
 964  *
 965  * Requests notification of mouse events
 966  *
 967  * During mouse tracking WM_MOUSEHOVER or WM_MOUSELEAVE events are posted
 968  * to the hwnd specified in the ptme structure.  After the event message
 969  * is posted to the hwnd, the entry in the queue is removed.
 970  *
 971  * If the current hwnd isn't ptme->hwndTrack the TME_HOVER flag is completely
 972  * ignored. The TME_LEAVE flag results in a WM_MOUSELEAVE message being posted
 973  * immediately and the TME_LEAVE flag being ignored.
 974  *
 975  * PARAMS
 976  *     ptme [I,O] pointer to TRACKMOUSEEVENT information structure.
 977  *
 978  * RETURNS
 979  *     Success: non-zero
 980  *     Failure: zero
 981  *
 982  */
 983
 984 BOOL WINAPI
 985 TrackMouseEvent (TRACKMOUSEEVENT *ptme)
 986 {
 987     HWND hwnd;
 988     POINT pos;
 989     DWORD hover_time;
 990     INT hittest;
 991
 992     TRACE("%x, %x, %p, %u\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
 993
 994     if (ptme->cbSize != sizeof(TRACKMOUSEEVENT)) {
 995         WARN("wrong TRACKMOUSEEVENT size from app\n");
 996         SetLastError(ERROR_INVALID_PARAMETER);
 997         return FALSE;
 998     }
 999
1000     /* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
1001     if (ptme->dwFlags & TME_QUERY )
1002     {
1003         *ptme = tracking_info.tme;
1004         /* set cbSize in the case it's not initialized yet */
1005         ptme->cbSize = sizeof(TRACKMOUSEEVENT);
1006
1007         return TRUE; /* return here, TME_QUERY is retrieving information */
1008     }
1009
1010     if (!IsWindow(ptme->hwndTrack))
1011     {
1012         SetLastError(ERROR_INVALID_WINDOW_HANDLE);
1013         return FALSE;
1014     }
1015
1016     hover_time = ptme->dwHoverTime;
1017
1018     /* if HOVER_DEFAULT was specified replace this with the systems current value.
1019      * TME_LEAVE doesn't need to specify hover time so use default */
1020     if (hover_time == HOVER_DEFAULT || hover_time == 0 || !(ptme->dwHoverTime&TME_HOVER))
1021         SystemParametersInfoW(SPI_GETMOUSEHOVERTIME, 0, &hover_time, 0);
1022
1023     GetCursorPos(&pos);
1024     hwnd = WINPOS_WindowFromPoint(ptme->hwndTrack, pos, &hittest);
1025     TRACE("point %s hwnd %p hittest %d\n", wine_dbgstr_point(&pos), hwnd, hittest);
1026
1027     if (ptme->dwFlags & ~(TME_CANCEL | TME_HOVER | TME_LEAVE | TME_NONCLIENT))
1028         FIXME("Unknown flag(s) %08x\n", ptme->dwFlags & ~(TME_CANCEL | TME_HOVER | TME_LEAVE | TME_NONCLIENT));
1029
1030     if (ptme->dwFlags & TME_CANCEL)
1031     {
1032         if (tracking_info.tme.hwndTrack == ptme->hwndTrack)
1033         {
1034             tracking_info.tme.dwFlags &= ~(ptme->dwFlags & ~TME_CANCEL);
1035
1036             /* if we aren't tracking on hover or leave remove this entry */
1037             if (!(tracking_info.tme.dwFlags & (TME_HOVER | TME_LEAVE)))
1038             {
1039                 KillSystemTimer(tracking_info.tme.hwndTrack, timer);
1040                 timer = 0;
1041                 tracking_info.tme.hwndTrack = 0;
1042                 tracking_info.tme.dwFlags = 0;
1043                 tracking_info.tme.dwHoverTime = 0;
1044             }
1045         }
1046     } else {
1047         /* In our implementation it's possible that another window will receive a
1048          * WM_MOUSEMOVE and call TrackMouseEvent before TrackMouseEventProc is
1049          * called. In such a situation post the WM_MOUSELEAVE now */
1050         if (tracking_info.tme.dwFlags & TME_LEAVE && tracking_info.tme.hwndTrack != NULL)
1051             check_mouse_leave(hwnd, hittest);
1052
1053         if (timer)
1054         {
1055             KillSystemTimer(tracking_info.tme.hwndTrack, timer);
1056             timer = 0;
1057             tracking_info.tme.hwndTrack = 0;
1058             tracking_info.tme.dwFlags = 0;
1059             tracking_info.tme.dwHoverTime = 0;
1060         }
1061
1062         if (ptme->hwndTrack == hwnd)
1063         {
1064             /* Adding new mouse event to the tracking list */
1065             tracking_info.tme = *ptme;
1066             tracking_info.tme.dwHoverTime = hover_time;
1067
1068             /* Initialize HoverInfo variables even if not hover tracking */
1069             tracking_info.pos = pos;
1070
1071             timer = SetSystemTimer(tracking_info.tme.hwndTrack, (UINT_PTR)&tracking_info.tme, hover_time, TrackMouseEventProc);
1072         }
1073     }
1074
1075     return TRUE;
1076 }