windows/message.c

   1 /*
   2  * Message queues related functions
   3  *
   4  * Copyright 1993, 1994 Alexandre Julliard
   5  */
   6
   7 #include <stdlib.h>
   8 #include <string.h>
   9 #include <ctype.h>
  10 #include <sys/time.h>
  11 #include <sys/types.h>
  12
  13 #include "wine/winbase16.h"
  14 #include "message.h"
  15 #include "winerror.h"
  16 #include "win.h"
  17 #include "heap.h"
  18 #include "hook.h"
  19 #include "input.h"
  20 #include "spy.h"
  21 #include "winpos.h"
  22 #include "dde.h"
  23 #include "queue.h"
  24 #include "winproc.h"
  25 #include "task.h"
  26 #include "process.h"
  27 #include "selectors.h"
  28 #include "thread.h"
  29 #include "options.h"
  30 #include "menu.h"
  31 #include "struct32.h"
  32 #include "debugtools.h"
  33
  34 DEFAULT_DEBUG_CHANNEL(msg)
  35 DECLARE_DEBUG_CHANNEL(key)
  36 DECLARE_DEBUG_CHANNEL(sendmsg)
  37
  38 #define WM_NCMOUSEFIRST         WM_NCMOUSEMOVE
  39 #define WM_NCMOUSELAST          WM_NCMBUTTONDBLCLK
  40
  41
  42 typedef enum { SYSQ_MSG_ABANDON, SYSQ_MSG_SKIP,
  43                SYSQ_MSG_ACCEPT, SYSQ_MSG_CONTINUE } SYSQ_STATUS;
  44
  45 extern HQUEUE16 hCursorQueue;                    /* queue.c */
  46
  47 DWORD MSG_WineStartTicks; /* Ticks at Wine startup */
  48
  49 static UINT doubleClickSpeed = 452;
  50
  51 /***********************************************************************
  52  *           MSG_CheckFilter
  53  */
  54 static BOOL MSG_CheckFilter(DWORD uMsg, DWORD first, DWORD last)
  55 {
  56    if( first || last )
  57        return (uMsg >= first && uMsg <= last);
  58    return TRUE;
  59 }
  60
  61 /***********************************************************************
  62  *           MSG_SendParentNotify
  63  *
  64  * Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
  65  * the window has the WS_EX_NOPARENTNOTIFY style.
  66  */
  67 static void MSG_SendParentNotify(WND* wndPtr, WORD event, WORD idChild, LPARAM lValue)
  68 {
  69 #define lppt ((LPPOINT16)&lValue)
  70
  71     /* pt has to be in the client coordinates of the parent window */
  72     WND *tmpWnd = WIN_LockWndPtr(wndPtr);
  73
  74     MapWindowPoints16( 0, tmpWnd->hwndSelf, lppt, 1 );
  75     while (tmpWnd)
  76     {
  77         if (!(tmpWnd->dwStyle & WS_CHILD) || (tmpWnd->dwExStyle & WS_EX_NOPARENTNOTIFY))
  78     {
  79             WIN_ReleaseWndPtr(tmpWnd);
  80             break;
  81         }
  82         lppt->x += tmpWnd->rectClient.left;
  83         lppt->y += tmpWnd->rectClient.top;
  84         WIN_UpdateWndPtr(&tmpWnd,tmpWnd->parent);
  85         SendMessageA( tmpWnd->hwndSelf, WM_PARENTNOTIFY,
  86                         MAKEWPARAM( event, idChild ), lValue );
  87     }
  88
  89 #undef lppt
  90 }
  91
  92
  93 /***********************************************************************
  94  *           MSG_TranslateMouseMsg
  95  *
  96  * Translate an mouse hardware event into a real mouse message.
  97  *
  98  * Returns:
  99  *
 100  *  SYSQ_MSG_ABANDON  - abandon the peek message loop
 101  *  SYSQ_MSG_CONTINUE - leave the message in the queue and
 102  *                      continue with the translation loop
 103  *  SYSQ_MSG_ACCEPT   - proceed to process the translated message
 104  */
 105 static DWORD MSG_TranslateMouseMsg( HWND hTopWnd, DWORD first, DWORD last,
 106                                     MSG *msg, BOOL remove, WND* pWndScope,
 107                                     INT16 *pHitTest, POINT16 *pScreen_pt, BOOL *pmouseClick )
 108 {
 109     static DWORD   dblclk_time_limit = 0;
 110     static UINT16     clk_message = 0;
 111     static HWND16     clk_hwnd = 0;
 112     static POINT16    clk_pos = { 0, 0 };
 113
 114     WND *pWnd;
 115     HWND hWnd;
 116     INT16 ht, hittest;
 117     UINT message = msg->message;
 118     POINT16 screen_pt, pt;
 119     HANDLE16 hQ = GetFastQueue16();
 120     MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock(hQ);
 121     BOOL mouseClick = ((message == WM_LBUTTONDOWN) ||
 122                          (message == WM_RBUTTONDOWN) ||
 123                          (message == WM_MBUTTONDOWN))?1:0;
 124     DWORD retvalue;
 125
 126     /* Find the window to dispatch this mouse message to */
 127
 128     CONV_POINT32TO16( &msg->pt, &pt );
 129
 130     hWnd = GetCapture();
 131
 132     /* If no capture HWND, find window which contains the mouse position.
 133      * Also find the position of the cursor hot spot (hittest) */
 134     if( !hWnd )
 135     {
 136         ht = hittest = WINPOS_WindowFromPoint( pWndScope, pt, &pWnd );
 137         if( !pWnd ) pWnd = WIN_GetDesktop();
 138         else WIN_LockWndPtr(pWnd);
 139         hWnd = pWnd->hwndSelf;
 140     }
 141     else
 142     {
 143         ht = hittest = HTCLIENT;
 144         pWnd = WIN_FindWndPtr(hWnd);
 145         if (queue)
 146             ht = PERQDATA_GetCaptureInfo( queue->pQData );
 147     }
 148
 149     /* Save hittest for return */
 150     *pHitTest = hittest;
 151
 152         /* stop if not the right queue */
 153
 154     if (pWnd->hmemTaskQ != hQ)
 155     {
 156         /* Not for the current task */
 157         if (queue) QUEUE_ClearWakeBit( queue, QS_MOUSE );
 158         /* Wake up the other task */
 159         QUEUE_Unlock( queue );
 160         queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
 161         if (queue) QUEUE_SetWakeBit( queue, QS_MOUSE );
 162
 163         QUEUE_Unlock( queue );
 164         retvalue = SYSQ_MSG_ABANDON;
 165         goto END;
 166     }
 167
 168         /* check if hWnd is within hWndScope */
 169
 170     if( hTopWnd && hWnd != hTopWnd )
 171         if( !IsChild(hTopWnd, hWnd) )
 172         {
 173             QUEUE_Unlock( queue );
 174             retvalue = SYSQ_MSG_CONTINUE;
 175             goto END;
 176         }
 177
 178     /* Was it a mouse click message */
 179     if( mouseClick )
 180     {
 181         /* translate double clicks -
 182          * note that ...MOUSEMOVEs can slip in between
 183          * ...BUTTONDOWN and ...BUTTONDBLCLK messages */
 184
 185         if(GetClassLongA(hWnd, GCL_STYLE) & CS_DBLCLKS || ht != HTCLIENT )
 186         {
 187            if ((message == clk_message) && (hWnd == clk_hwnd) &&
 188                (msg->time - dblclk_time_limit < doubleClickSpeed) &&
 189                (abs(msg->pt.x - clk_pos.x) < GetSystemMetrics(SM_CXDOUBLECLK)/2) &&
 190                (abs(msg->pt.y - clk_pos.y) < GetSystemMetrics(SM_CYDOUBLECLK)/2))
 191            {
 192               message += (WM_LBUTTONDBLCLK - WM_LBUTTONDOWN);
 193               mouseClick++;   /* == 2 */
 194            }
 195         }
 196     }
 197     /* save mouse position */
 198     screen_pt = pt;
 199     *pScreen_pt = pt;
 200
 201     if (hittest != HTCLIENT)
 202     {
 203         message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
 204         msg->wParam = hittest;
 205     }
 206     else
 207         ScreenToClient16( hWnd, &pt );
 208
 209         /* check message filter */
 210
 211     if (!MSG_CheckFilter(message, first, last))
 212     {
 213         QUEUE_Unlock(queue);
 214         retvalue = SYSQ_MSG_CONTINUE;
 215         goto END;
 216     }
 217
 218     /* Update global hCursorQueue */
 219     hCursorQueue = queue->self;
 220
 221     /* Update static double click conditions */
 222     if( remove && mouseClick )
 223     {
 224         if( mouseClick == 1 )
 225         {
 226             /* set conditions */
 227             dblclk_time_limit = msg->time;
 228                clk_message = msg->message;
 229                clk_hwnd = hWnd;
 230                clk_pos = screen_pt;
 231         } else
 232             /* got double click - zero them out */
 233             dblclk_time_limit = clk_hwnd = 0;
 234     }
 235
 236     QUEUE_Unlock(queue);
 237
 238     /* Update message params */
 239     msg->hwnd    = hWnd;
 240     msg->message = message;
 241     msg->lParam  = MAKELONG( pt.x, pt.y );
 242     retvalue = SYSQ_MSG_ACCEPT;
 243
 244 END:
 245     WIN_ReleaseWndPtr(pWnd);
 246
 247     /* Return mouseclick flag */
 248     *pmouseClick = mouseClick;
 249
 250     return retvalue;
 251 }
 252
 253
 254 /***********************************************************************
 255  *           MSG_ProcessMouseMsg
 256  *
 257  * Processes a translated mouse hardware event.
 258  * The passed in msg structure should contain the updated hWnd,
 259  * lParam, wParam and message fields from MSG_TranslateMouseMsg.
 260  *
 261  * Returns:
 262  *
 263  *  SYSQ_MSG_SKIP     - Message should be skipped entirely (in this case
 264  *                      HIWORD contains hit test code). Continue translating..
 265  *  SYSQ_MSG_ACCEPT   - the translated message must be passed to the user
 266  *                      MSG_PeekHardwareMsg should return TRUE.
 267  */
 268 static DWORD MSG_ProcessMouseMsg( MSG *msg, BOOL remove, INT16 hittest,
 269                                   POINT16 screen_pt, BOOL mouseClick )
 270 {
 271     WND *pWnd;
 272     HWND hWnd = msg->hwnd;
 273     INT16 sendSC = (GetCapture() == 0);
 274     UINT message = msg->message;
 275     BOOL eatMsg = FALSE;
 276     DWORD retvalue;
 277
 278     pWnd = WIN_FindWndPtr(hWnd);
 279
 280         /* call WH_MOUSE */
 281
 282     if (HOOK_IsHooked( WH_MOUSE ))
 283     {
 284         SYSQ_STATUS ret = 0;
 285         MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
 286         if( hook )
 287         {
 288             hook->pt           = screen_pt;
 289             hook->hwnd         = hWnd;
 290             hook->wHitTestCode = hittest;
 291             hook->dwExtraInfo  = 0;
 292             ret = HOOK_CallHooks16( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
 293                                     message, (LPARAM)SEGPTR_GET(hook) );
 294             SEGPTR_FREE(hook);
 295         }
 296         if( ret )
 297         {
 298             retvalue = MAKELONG((INT16)SYSQ_MSG_SKIP, hittest);
 299             goto END;
 300     }
 301     }
 302
 303
 304     if ((hittest == HTERROR) || (hittest == HTNOWHERE))
 305         eatMsg = sendSC = 1;
 306     else if( remove && mouseClick )
 307     {
 308         HWND hwndTop = WIN_GetTopParent( hWnd );
 309
 310         if( sendSC )
 311         {
 312             /* Send the WM_PARENTNOTIFY,
 313              * note that even for double/nonclient clicks
 314              * notification message is still WM_L/M/RBUTTONDOWN.
 315              */
 316
 317             MSG_SendParentNotify( pWnd, msg->message & 0xffff, 0, MAKELPARAM(screen_pt.x, screen_pt.y) );
 318
 319             /* Activate the window if needed */
 320
 321             if (hWnd != GetActiveWindow() && hWnd != GetDesktopWindow())
 322             {
 323                 LONG ret = SendMessageA( hWnd, WM_MOUSEACTIVATE, hwndTop,
 324                                           MAKELONG( hittest, message ) );
 325
 326                 if ((ret == MA_ACTIVATEANDEAT) || (ret == MA_NOACTIVATEANDEAT))
 327                          eatMsg = TRUE;
 328
 329                 if (((ret == MA_ACTIVATE) || (ret == MA_ACTIVATEANDEAT))
 330                         && hwndTop != GetForegroundWindow() )
 331                 {
 332                       if (!WINPOS_SetActiveWindow( hwndTop, TRUE , TRUE ))
 333                          eatMsg = TRUE;
 334                 }
 335             }
 336         }
 337     } else sendSC = (remove && sendSC);
 338
 339      /* Send the WM_SETCURSOR message */
 340
 341     if (sendSC)
 342     {
 343         UINT uSCMessage = message;
 344
 345         /* Windows sends the normal mouse message as the message parameter
 346            in the WM_SETCURSOR message even if it's non-client mouse message */
 347
 348         if (uSCMessage >= WM_NCMOUSEFIRST && uSCMessage <= WM_NCMOUSELAST)
 349                 uSCMessage += WM_MOUSEFIRST - WM_NCMOUSEFIRST;
 350         SendMessageA( hWnd, WM_SETCURSOR, hWnd,
 351                        MAKELONG( hittest, uSCMessage));
 352     }
 353     if (eatMsg)
 354     {
 355         retvalue = MAKELONG( (UINT16)SYSQ_MSG_SKIP, hittest);
 356         goto END;
 357     }
 358
 359     retvalue = SYSQ_MSG_ACCEPT;
 360 END:
 361     WIN_ReleaseWndPtr(pWnd);
 362
 363     return retvalue;
 364 }
 365
 366
 367 /***********************************************************************
 368  *           MSG_TranslateKbdMsg
 369  *
 370  * Translate an keyboard hardware event into a real message.
 371  */
 372 static DWORD MSG_TranslateKbdMsg( HWND hTopWnd, DWORD first, DWORD last,
 373                                   MSG *msg, BOOL remove )
 374 {
 375     WORD message = msg->message;
 376     HWND hWnd = GetFocus();
 377     WND *pWnd;
 378
 379       /* Should check Ctrl-Esc and PrintScreen here */
 380
 381     if (!hWnd)
 382     {
 383           /* Send the message to the active window instead,  */
 384           /* translating messages to their WM_SYS equivalent */
 385
 386         hWnd = GetActiveWindow();
 387
 388         if( message < WM_SYSKEYDOWN )
 389             message += WM_SYSKEYDOWN - WM_KEYDOWN;
 390     }
 391     pWnd = WIN_FindWndPtr( hWnd );
 392     if (pWnd && (pWnd->hmemTaskQ != GetFastQueue16()))
 393     {
 394         /* Not for the current task */
 395         MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() );
 396         if (queue) QUEUE_ClearWakeBit( queue, QS_KEY );
 397         QUEUE_Unlock( queue );
 398
 399         /* Wake up the other task */
 400         queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
 401         if (queue) QUEUE_SetWakeBit( queue, QS_KEY );
 402         QUEUE_Unlock( queue );
 403         WIN_ReleaseWndPtr(pWnd);
 404         return SYSQ_MSG_ABANDON;
 405     }
 406     WIN_ReleaseWndPtr(pWnd);
 407
 408     if (hTopWnd && hWnd != hTopWnd)
 409         if (!IsChild(hTopWnd, hWnd)) return SYSQ_MSG_CONTINUE;
 410     if (!MSG_CheckFilter(message, first, last)) return SYSQ_MSG_CONTINUE;
 411
 412     msg->hwnd = hWnd;
 413     msg->message = message;
 414
 415     return SYSQ_MSG_ACCEPT;
 416 }
 417
 418
 419 /***********************************************************************
 420  *           MSG_ProcessKbdMsg
 421  *
 422  *  Processes a translated keyboard message
 423  */
 424 static DWORD MSG_ProcessKbdMsg( MSG *msg, BOOL remove )
 425 {
 426     /* Handle F1 key by sending out WM_HELP message */
 427     if ((msg->message == WM_KEYUP) &&
 428         (msg->wParam == VK_F1) &&
 429         (msg->hwnd != GetDesktopWindow()) &&
 430         !MENU_IsMenuActive())
 431     {
 432         HELPINFO hi;
 433         WND *pWnd = WIN_FindWndPtr(msg->hwnd);
 434
 435         if (NULL != pWnd)
 436         {
 437             hi.cbSize = sizeof(HELPINFO);
 438             hi.iContextType = HELPINFO_WINDOW;
 439             hi.iCtrlId = pWnd->wIDmenu;
 440             hi.hItemHandle = msg->hwnd;
 441             hi.dwContextId = pWnd->helpContext;
 442             hi.MousePos = msg->pt;
 443             SendMessageA(msg->hwnd, WM_HELP, 0, (LPARAM)&hi);
 444         }
 445         WIN_ReleaseWndPtr(pWnd);
 446     }
 447
 448     return (HOOK_CallHooks16( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
 449                               LOWORD (msg->wParam), msg->lParam )
 450             ? SYSQ_MSG_SKIP : SYSQ_MSG_ACCEPT);
 451 }
 452
 453
 454 /***********************************************************************
 455  *           MSG_JournalRecordMsg
 456  *
 457  * Build an EVENTMSG structure and call JOURNALRECORD hook
 458  */
 459 static void MSG_JournalRecordMsg( MSG *msg )
 460 {
 461     EVENTMSG *event = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
 462     if (!event) return;
 463     event->message = msg->message;
 464     event->time = msg->time;
 465     if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
 466     {
 467         event->paramL = (msg->wParam & 0xFF) | (HIWORD(msg->lParam) << 8);
 468         event->paramH = msg->lParam & 0x7FFF;
 469         if (HIWORD(msg->lParam) & 0x0100)
 470             event->paramH |= 0x8000;               /* special_key - bit */
 471         HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
 472     }
 473     else if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
 474     {
 475         event->paramL = LOWORD(msg->lParam);       /* X pos */
 476         event->paramH = HIWORD(msg->lParam);       /* Y pos */
 477         ClientToScreen16( msg->hwnd, (LPPOINT16)&event->paramL );
 478         HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
 479     }
 480     else if ((msg->message >= WM_NCMOUSEFIRST) &&
 481              (msg->message <= WM_NCMOUSELAST))
 482     {
 483         event->paramL = LOWORD(msg->lParam);       /* X pos */
 484         event->paramH = HIWORD(msg->lParam);       /* Y pos */
 485         event->message += WM_MOUSEMOVE-WM_NCMOUSEMOVE;/* give no info about NC area */
 486         HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
 487     }
 488
 489     HeapFree(SystemHeap, 0, event);
 490 }
 491
 492 /***********************************************************************
 493  *          MSG_JournalPlayBackMsg
 494  *
 495  * Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
 496  */
 497 static int MSG_JournalPlayBackMsg(void)
 498 {
 499  EVENTMSG *tmpMsg;
 500  long wtime,lParam,wParam;
 501  WORD keyDown,i,result=0;
 502
 503  if ( HOOK_IsHooked( WH_JOURNALPLAYBACK ) )
 504  {
 505   tmpMsg = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
 506   if (!tmpMsg) return result;
 507
 508   wtime=HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_GETNEXT, 0,
 509                            (LPARAM) tmpMsg );
 510   /*  TRACE(msg,"Playback wait time =%ld\n",wtime); */
 511   if (wtime<=0)
 512   {
 513    wtime=0;
 514    if ((tmpMsg->message>= WM_KEYFIRST) && (tmpMsg->message <= WM_KEYLAST))
 515    {
 516      wParam=tmpMsg->paramL & 0xFF;
 517      lParam=MAKELONG(tmpMsg->paramH&0x7ffff,tmpMsg->paramL>>8);
 518      if (tmpMsg->message == WM_KEYDOWN || tmpMsg->message == WM_SYSKEYDOWN)
 519      {
 520        for (keyDown=i=0; i<256 && !keyDown; i++)
 521           if (InputKeyStateTable[i] & 0x80)
 522             keyDown++;
 523        if (!keyDown)
 524          lParam |= 0x40000000;
 525        AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] |= 0x80;
 526      }
 527      else                                       /* WM_KEYUP, WM_SYSKEYUP */
 528      {
 529        lParam |= 0xC0000000;
 530        AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] &= ~0x80;
 531      }
 532      if (InputKeyStateTable[VK_MENU] & 0x80)
 533        lParam |= 0x20000000;
 534      if (tmpMsg->paramH & 0x8000)              /*special_key bit*/
 535        lParam |= 0x01000000;
 536      hardware_event( tmpMsg->message & 0xffff, LOWORD(wParam), lParam,
 537                      0, 0, tmpMsg->time, 0 );
 538    }
 539    else
 540    {
 541     if ((tmpMsg->message>= WM_MOUSEFIRST) && (tmpMsg->message <= WM_MOUSELAST))
 542     {
 543      switch (tmpMsg->message)
 544      {
 545       case WM_LBUTTONDOWN:
 546           MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=TRUE;break;
 547       case WM_LBUTTONUP:
 548           MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=FALSE;break;
 549       case WM_MBUTTONDOWN:
 550           MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=TRUE;break;
 551       case WM_MBUTTONUP:
 552           MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=FALSE;break;
 553       case WM_RBUTTONDOWN:
 554           MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=TRUE;break;
 555       case WM_RBUTTONUP:
 556           MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=FALSE;break;
 557      }
 558      AsyncKeyStateTable[VK_LBUTTON]= InputKeyStateTable[VK_LBUTTON] = MouseButtonsStates[0] ? 0x80 : 0;
 559      AsyncKeyStateTable[VK_MBUTTON]= InputKeyStateTable[VK_MBUTTON] = MouseButtonsStates[1] ? 0x80 : 0;
 560      AsyncKeyStateTable[VK_RBUTTON]= InputKeyStateTable[VK_RBUTTON] = MouseButtonsStates[2] ? 0x80 : 0;
 561      SetCursorPos(tmpMsg->paramL,tmpMsg->paramH);
 562      lParam=MAKELONG(tmpMsg->paramL,tmpMsg->paramH);
 563      wParam=0;
 564      if (MouseButtonsStates[0]) wParam |= MK_LBUTTON;
 565      if (MouseButtonsStates[1]) wParam |= MK_MBUTTON;
 566      if (MouseButtonsStates[2]) wParam |= MK_RBUTTON;
 567      hardware_event( tmpMsg->message & 0xffff, LOWORD (wParam), lParam,
 568                      tmpMsg->paramL, tmpMsg->paramH, tmpMsg->time, 0 );
 569     }
 570    }
 571    HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_SKIP, 0,
 572                       (LPARAM) tmpMsg);
 573   }
 574   else
 575   {
 576
 577     if( tmpMsg->message == WM_QUEUESYNC )
 578         if (HOOK_IsHooked( WH_CBT ))
 579             HOOK_CallHooksA( WH_CBT, HCBT_QS, 0, 0L);
 580
 581     result= QS_MOUSE | QS_KEY; /* ? */
 582   }
 583   HeapFree(SystemHeap, 0, tmpMsg);
 584  }
 585  return result;
 586 }
 587
 588 /***********************************************************************
 589  *           MSG_PeekHardwareMsg
 590  *
 591  * Peek for a hardware message matching the hwnd and message filters.
 592  */
 593 static BOOL MSG_PeekHardwareMsg( MSG *msg, HWND hwnd, DWORD first, DWORD last,
 594                                    BOOL remove )
 595 {
 596     /* FIXME: should deal with MSG32 instead of MSG16 */
 597
 598     DWORD status = SYSQ_MSG_ACCEPT;
 599     MESSAGEQUEUE *sysMsgQueue = QUEUE_GetSysQueue();
 600     enum { MOUSE_MSG = 0, KEYBOARD_MSG, HARDWARE_MSG } msgType;
 601     QMSG *nextqmsg, *qmsg = 0;
 602     BOOL bRet = FALSE;
 603
 604     EnterCriticalSection(&sysMsgQueue->cSection);
 605
 606     /* Loop through the Q and translate the message we wish to process
 607      * while we own the lock. Based on the translation status (abandon/cont/accept)
 608      * we then process the message accordingly
 609      */
 610
 611     for ( qmsg = sysMsgQueue->firstMsg; qmsg; qmsg = nextqmsg )
 612     {
 613         INT16 hittest;
 614         POINT16 screen_pt;
 615         BOOL mouseClick;
 616
 617         *msg = qmsg->msg;
 618
 619         nextqmsg = qmsg->nextMsg;
 620
 621           /* Translate message */
 622
 623         if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
 624         {
 625             HWND hWndScope = (HWND)qmsg->extraInfo;
 626             WND *tmpWnd = (Options.managed && IsWindow(hWndScope) )
 627                            ? WIN_FindWndPtr(hWndScope) : WIN_GetDesktop();
 628
 629             status = MSG_TranslateMouseMsg(hwnd, first, last, msg, remove, tmpWnd,
 630                                            &hittest, &screen_pt, &mouseClick );
 631             msgType = MOUSE_MSG;
 632
 633             WIN_ReleaseWndPtr(tmpWnd);
 634
 635         }
 636         else if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
 637         {
 638             status = MSG_TranslateKbdMsg(hwnd, first, last, msg, remove);
 639             msgType = KEYBOARD_MSG;
 640         }
 641         else /* Non-standard hardware event */
 642         {
 643             HARDWAREHOOKSTRUCT16 *hook;
 644             msgType = HARDWARE_MSG;
 645             if ((hook = SEGPTR_NEW(HARDWAREHOOKSTRUCT16)))
 646             {
 647                 BOOL ret;
 648                 hook->hWnd     = msg->hwnd;
 649                 hook->wMessage = msg->message & 0xffff;
 650                 hook->wParam   = LOWORD (msg->wParam);
 651                 hook->lParam   = msg->lParam;
 652                 ret = HOOK_CallHooks16( WH_HARDWARE,
 653                                         remove ? HC_ACTION : HC_NOREMOVE,
 654                                         0, (LPARAM)SEGPTR_GET(hook) );
 655                 SEGPTR_FREE(hook);
 656                 if (ret)
 657                 {
 658                     QUEUE_RemoveMsg( sysMsgQueue, qmsg );
 659                     continue;
 660                 }
 661                 status = SYSQ_MSG_ACCEPT;
 662             }
 663         }
 664
 665
 666         switch (LOWORD(status))
 667         {
 668            case SYSQ_MSG_ACCEPT:
 669            {
 670                /* Remove the message from the system msg Q while it is still locked,
 671                 * before accepting it */
 672                if (remove)
 673                {
 674                    if (HOOK_IsHooked( WH_JOURNALRECORD )) MSG_JournalRecordMsg( msg );
 675                    QUEUE_RemoveMsg( sysMsgQueue, qmsg );
 676                }
 677                /* Now actually process the message, after we unlock the system msg Q.
 678                 * We should not hold on to the crst since SendMessage calls during processing
 679                 * will potentially cause callbacks to PeekMessage from the application.
 680                 * If we're holding the crst and QUEUE_WaitBits is called with a
 681                 * QS_SENDMESSAGE mask we will deadlock in hardware_event() when a
 682                 * message is being posted to the Q.
 683                 */
 684                LeaveCriticalSection(&sysMsgQueue->cSection);
 685                if( msgType == KEYBOARD_MSG )
 686                    status = MSG_ProcessKbdMsg( msg, remove );
 687                else if ( msgType == MOUSE_MSG )
 688                    status = MSG_ProcessMouseMsg( msg, remove, hittest, screen_pt, mouseClick );
 689
 690                /* Reclaim the sys msg Q crst */
 691                EnterCriticalSection(&sysMsgQueue->cSection);
 692
 693                /* Pass the translated message to the user if it was accepted */
 694                if (status == SYSQ_MSG_ACCEPT)
 695                 break;
 696
 697                /* If not accepted, fall through into the SYSQ_MSG_SKIP case */
 698            }
 699
 700            case SYSQ_MSG_SKIP:
 701                 if (HOOK_IsHooked( WH_CBT ))
 702                 {
 703                    if( msgType == KEYBOARD_MSG )
 704                        HOOK_CallHooks16( WH_CBT, HCBT_KEYSKIPPED,
 705                                          LOWORD (msg->wParam), msg->lParam );
 706                    else if ( msgType == MOUSE_MSG )
 707                    {
 708                        MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
 709                        if (hook)
 710                        {
 711                            CONV_POINT32TO16( &msg->pt,&hook->pt );
 712                            hook->hwnd         = msg->hwnd;
 713                            hook->wHitTestCode = HIWORD(status);
 714                            hook->dwExtraInfo  = 0;
 715                            HOOK_CallHooks16( WH_CBT, HCBT_CLICKSKIPPED ,msg->message & 0xffff,
 716                                           (LPARAM)SEGPTR_GET(hook) );
 717                            SEGPTR_FREE(hook);
 718                        }
 719                    }
 720                 }
 721
 722                 /* If the message was removed earlier set up nextqmsg so that we start
 723                  * at the top of the queue again.  We need to do this since our next pointer
 724                  * could be invalid due to us unlocking the system message Q to process the message.
 725                  * If not removed just refresh nextqmsg to point to the next msg.
 726                  */
 727                 if (remove)
 728                     nextqmsg = sysMsgQueue->firstMsg;
 729                 else
 730                     nextqmsg = qmsg->nextMsg;
 731
 732                 continue;
 733
 734            case SYSQ_MSG_CONTINUE:
 735                 continue;
 736
 737            case SYSQ_MSG_ABANDON:
 738                bRet = FALSE;
 739                goto END;
 740         }
 741
 742         bRet = TRUE;
 743         goto END;
 744     }
 745
 746 END:
 747     LeaveCriticalSection(&sysMsgQueue->cSection);
 748     return bRet;
 749 }
 750
 751
 752 /**********************************************************************
 753  *           SetDoubleClickTime16   (USER.20)
 754  */
 755 void WINAPI SetDoubleClickTime16( UINT16 interval )
 756 {
 757     SetDoubleClickTime( interval );
 758 }
 759
 760
 761 /**********************************************************************
 762  *           SetDoubleClickTime32   (USER32.480)
 763  */
 764 BOOL WINAPI SetDoubleClickTime( UINT interval )
 765 {
 766     doubleClickSpeed = interval ? interval : 500;
 767     return TRUE;
 768 }
 769
 770
 771 /**********************************************************************
 772  *           GetDoubleClickTime16   (USER.21)
 773  */
 774 UINT16 WINAPI GetDoubleClickTime16(void)
 775 {
 776     return doubleClickSpeed;
 777 }
 778
 779
 780 /**********************************************************************
 781  *           GetDoubleClickTime32   (USER32.239)
 782  */
 783 UINT WINAPI GetDoubleClickTime(void)
 784 {
 785     return doubleClickSpeed;
 786 }
 787
 788
 789 /***********************************************************************
 790  *           MSG_SendMessageInterThread
 791  *
 792  * Implementation of an inter-task SendMessage.
 793  * Return values:
 794  *    0 if error or timeout
 795  *    1 if successflul
 796  */
 797 static LRESULT MSG_SendMessageInterThread( HQUEUE16 hDestQueue,
 798                                            HWND hwnd, UINT msg,
 799                                            WPARAM wParam, LPARAM lParam,
 800                                            DWORD timeout, WORD flags,
 801                                            LRESULT *pRes)
 802 {
 803     MESSAGEQUEUE *queue, *destQ;
 804     SMSG         *smsg;
 805     LRESULT      retVal = 1;
 806     int          iWndsLocks;
 807
 808     *pRes = 0;
 809
 810     if (IsTaskLocked16() || !IsWindow(hwnd))
 811         return 0;
 812
 813     /* create a SMSG structure to hold SendMessage() parameters */
 814     if (! (smsg = (SMSG *) HeapAlloc( SystemHeap, 0, sizeof(SMSG) )) )
 815         return 0;
 816     if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() ))) return 0;
 817
 818     if (!(destQ = (MESSAGEQUEUE*)QUEUE_Lock( hDestQueue )))
 819     {
 820         QUEUE_Unlock( queue );
 821         return 0;
 822     }
 823
 824     TRACE_(sendmsg)("SM: %s [%04x] (%04x -> %04x)\n",
 825                     SPY_GetMsgName(msg), msg, queue->self, hDestQueue );
 826
 827     /* fill up SMSG structure */
 828     smsg->hWnd = hwnd;
 829     smsg->msg = msg;
 830     smsg->wParam = wParam;
 831     smsg->lParam = lParam;
 832
 833     smsg->lResult = 0;
 834     smsg->hSrcQueue = GetFastQueue16();
 835     smsg->hDstQueue = hDestQueue;
 836     smsg->flags = flags;
 837
 838     /* add smsg struct in the processing SM list of the source queue */
 839     QUEUE_AddSMSG(queue, SM_PROCESSING_LIST, smsg);
 840
 841     /* add smsg struct in the pending list of the destination queue */
 842     if (QUEUE_AddSMSG(destQ, SM_PENDING_LIST, smsg) == FALSE)
 843         return 0;
 844
 845     iWndsLocks = WIN_SuspendWndsLock();
 846
 847     /* force destination task to run next, if 16 bit threads */
 848     if ( THREAD_IsWin16(NtCurrentTeb()) && THREAD_IsWin16(destQ->teb) )
 849         DirectedYield16( destQ->teb->htask16 );
 850
 851     /* wait for the result, note that 16-bit apps almost always get out of
 852      * DirectedYield() with SMSG_HAVE_RESULT flag already set */
 853
 854     while ( TRUE )
 855     {
 856         /*
 857          * The sequence is crucial to avoid deadlock situations:
 858          * - first, we clear the QS_SMRESULT bit
 859          * - then, we check the SMSG_HAVE_RESULT bit
 860          * - only if this isn't set, we enter the wait state.
 861          *
 862          * As the receiver first sets the SMSG_HAVE_RESULT and then wakes us,
 863          * we are guaranteed that -should we now clear the QS_SMRESULT that
 864          * was signalled already by the receiver- we will not start waiting.
 865          */
 866
 867         if ( smsg->flags & SMSG_HAVE_RESULT )
 868         {
 869 got:
 870              *pRes = smsg->lResult;
 871              TRACE_(sendmsg)("smResult = %08x\n", (unsigned)*pRes );
 872              break;
 873         }
 874
 875         QUEUE_ClearWakeBit( queue, QS_SMRESULT );
 876
 877         if ( smsg->flags & SMSG_HAVE_RESULT )
 878              goto got;
 879
 880         if(  QUEUE_WaitBits( QS_SMRESULT, timeout ) == 0 )
 881         {
 882              /* return with timeout */
 883              SetLastError( 0 );
 884              retVal = 0;
 885              break;
 886         }
 887     }
 888     WIN_RestoreWndsLock(iWndsLocks);
 889
 890     /* remove the smsg from the processingg list of the source queue */
 891     QUEUE_RemoveSMSG( queue, SM_PROCESSING_LIST, smsg );
 892
 893     /* Note: the destination thread is in charge of removing the smsg from
 894        the pending list */
 895
 896     /* In the case of an early reply (or a timeout), sender thread will
 897        released the smsg structure if the receiver thread is done
 898        (SMSG_RECEIVED set). If the receiver thread isn't done,
 899        SMSG_RECEIVER_CLEANS_UP flag is set, and it will be the receiver
 900        responsability to released smsg */
 901         EnterCriticalSection( &queue->cSection );
 902
 903         if (smsg->flags & SMSG_RECEIVED)
 904             HeapFree(SystemHeap, 0, smsg);
 905         else
 906             smsg->flags |= SMSG_RECEIVER_CLEANS;
 907
 908         LeaveCriticalSection( &queue->cSection );
 909
 910
 911     QUEUE_Unlock( queue );
 912     QUEUE_Unlock( destQ );
 913
 914     TRACE_(sendmsg)("done!\n");
 915     return retVal;
 916 }
 917
 918
 919 /***********************************************************************
 920  *           ReplyMessage16   (USER.115)
 921  */
 922 void WINAPI ReplyMessage16( LRESULT result )
 923 {
 924     ReplyMessage( result );
 925 }
 926
 927 /***********************************************************************
 928  *           ReplyMessage   (USER.115)
 929  */
 930 BOOL WINAPI ReplyMessage( LRESULT result )
 931 {
 932     MESSAGEQUEUE *senderQ = 0;
 933     MESSAGEQUEUE *queue = 0;
 934     SMSG         *smsg;
 935     BOOL       ret = FALSE;
 936
 937     if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() )))
 938         return FALSE;
 939
 940     TRACE_(sendmsg)("ReplyMessage, queue %04x\n", queue->self);
 941
 942
 943     if (    !(smsg = queue->smWaiting)
 944          || !(senderQ = QUEUE_Lock( smsg->hSrcQueue )) )
 945         goto ReplyMessageEnd;
 946
 947     if ( !(smsg->flags & SMSG_ALREADY_REPLIED) )
 948     {
 949         /* This is the first reply, so pass result to sender */
 950
 951         TRACE_(sendmsg)("\trpm: smResult = %08lx\n", (long) result );
 952
 953         EnterCriticalSection(&senderQ->cSection);
 954
 955         smsg->lResult = result;
 956         smsg->flags |= SMSG_ALREADY_REPLIED;
 957
 958         /* check if it's an early reply (called by the application) or
 959            a regular reply (called by ReceiveMessage) */
 960         if ( !(smsg->flags & SMSG_SENDING_REPLY) )
 961             smsg->flags |= SMSG_EARLY_REPLY;
 962
 963         smsg->flags |= SMSG_HAVE_RESULT;
 964
 965         LeaveCriticalSection(&senderQ->cSection);
 966
 967         /* tell the sending task that its reply is ready */
 968         QUEUE_SetWakeBit( senderQ, QS_SMRESULT );
 969
 970         /* switch directly to sending task (16 bit thread only) */
 971         if ( THREAD_IsWin16( NtCurrentTeb() ) && THREAD_IsWin16( senderQ->teb ) )
 972             DirectedYield16( senderQ->teb->htask16 );
 973
 974         ret = TRUE;
 975     }
 976
 977     if (smsg->flags & SMSG_SENDING_REPLY)
 978     {
 979         /* remove msg from the waiting list, since this  is the last
 980           ReplyMessage */
 981         QUEUE_RemoveSMSG( queue, SM_WAITING_LIST, smsg );
 982
 983         EnterCriticalSection(&senderQ->cSection);
 984
 985         /* tell the sender we're all done with smsg structure */
 986         smsg->flags |= SMSG_RECEIVED;
 987
 988         /* sender will set SMSG_RECEIVER_CLEANS_UP if it wants the
 989          receiver to clean up smsg, it could only happens when there is
 990          an early reply or a timeout */
 991         if ( smsg->flags & SMSG_RECEIVER_CLEANS )
 992         {
 993             TRACE_(sendmsg)("Receiver cleans up!\n" );
 994             HeapFree( SystemHeap, 0, smsg );
 995         }
 996
 997         LeaveCriticalSection(&senderQ->cSection);
 998     }
 999
1000 ReplyMessageEnd:
1001     if ( senderQ )
1002     QUEUE_Unlock( senderQ );
1003     if ( queue )
1004     QUEUE_Unlock( queue );
1005
1006     return ret;
1007 }
1008
1009 /***********************************************************************
1010  *           MSG_ConvertMsg
1011  */
1012 static BOOL MSG_ConvertMsg( MSG *msg, int srcType, int dstType )
1013 {
1014     UINT16 msg16;
1015     MSGPARAM16 mp16;
1016
1017     switch ( MAKELONG( srcType, dstType ) )
1018     {
1019     case MAKELONG( QMSG_WIN16,  QMSG_WIN16 ):
1020     case MAKELONG( QMSG_WIN32A, QMSG_WIN32A ):
1021     case MAKELONG( QMSG_WIN32W, QMSG_WIN32W ):
1022         return TRUE;
1023
1024     case MAKELONG( QMSG_WIN16, QMSG_WIN32A ):
1025         switch ( WINPROC_MapMsg16To32A( msg->message, msg->wParam,
1026                                        &msg->message, &msg->wParam, &msg->lParam ) )
1027         {
1028         case 0:
1029             return TRUE;
1030         case 1:
1031             /* Pointer messages were mapped --> need to free allocated memory and fail */
1032             WINPROC_UnmapMsg16To32A( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1033         default:
1034             return FALSE;
1035         }
1036
1037     case MAKELONG( QMSG_WIN16, QMSG_WIN32W ):
1038         switch ( WINPROC_MapMsg16To32W( msg->hwnd, msg->message, msg->wParam,
1039                                        &msg->message, &msg->wParam, &msg->lParam ) )
1040         {
1041         case 0:
1042             return TRUE;
1043         case 1:
1044             /* Pointer messages were mapped --> need to free allocated memory and fail */
1045             WINPROC_UnmapMsg16To32W( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1046         default:
1047             return FALSE;
1048         }
1049
1050     case MAKELONG( QMSG_WIN32A, QMSG_WIN16 ):
1051         mp16.lParam = msg->lParam;
1052         switch ( WINPROC_MapMsg32ATo16( msg->hwnd, msg->message, msg->wParam,
1053                                         &msg16, &mp16.wParam, &mp16.lParam ) )
1054         {
1055         case 0:
1056             msg->message = msg16;
1057             msg->wParam  = mp16.wParam;
1058             msg->lParam  = mp16.lParam;
1059             return TRUE;
1060         case 1:
1061             /* Pointer messages were mapped --> need to free allocated memory and fail */
1062             WINPROC_UnmapMsg32ATo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1063         default:
1064             return FALSE;
1065         }
1066
1067     case MAKELONG( QMSG_WIN32W, QMSG_WIN16 ):
1068         mp16.lParam = msg->lParam;
1069         switch ( WINPROC_MapMsg32WTo16( msg->hwnd, msg->message, msg->wParam,
1070                                         &msg16, &mp16.wParam, &mp16.lParam ) )
1071         {
1072         case 0:
1073             msg->message = msg16;
1074             msg->wParam  = mp16.wParam;
1075             msg->lParam  = mp16.lParam;
1076             return TRUE;
1077         case 1:
1078             /* Pointer messages were mapped --> need to free allocated memory and fail */
1079             WINPROC_UnmapMsg32WTo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1080         default:
1081             return FALSE;
1082         }
1083
1084     case MAKELONG( QMSG_WIN32A, QMSG_WIN32W ):
1085         switch ( WINPROC_MapMsg32ATo32W( msg->hwnd, msg->message, msg->wParam, &msg->lParam ) )
1086         {
1087         case 0:
1088             return TRUE;
1089         case 1:
1090             /* Pointer messages were mapped --> need to free allocated memory and fail */
1091             WINPROC_UnmapMsg32ATo32W( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1092         default:
1093             return FALSE;
1094         }
1095
1096     case MAKELONG( QMSG_WIN32W, QMSG_WIN32A ):
1097         switch ( WINPROC_MapMsg32WTo32A( msg->hwnd, msg->message, msg->wParam, &msg->lParam ) )
1098         {
1099         case 0:
1100             return TRUE;
1101         case 1:
1102             /* Pointer messages were mapped --> need to free allocated memory and fail */
1103             WINPROC_UnmapMsg32WTo32A( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1104         default:
1105             return FALSE;
1106         }
1107
1108     default:
1109         FIXME( "Invalid message type(s): %d / %d\n", srcType, dstType );
1110         return FALSE;
1111     }
1112 }
1113
1114 /***********************************************************************
1115  *           MSG_PeekMessage
1116  */
1117 static BOOL MSG_PeekMessage( int type, LPMSG msg, HWND hwnd,
1118                              DWORD first, DWORD last, WORD flags, BOOL peek )
1119 {
1120     int mask;
1121     MESSAGEQUEUE *msgQueue;
1122     HQUEUE16 hQueue;
1123     POINT16 pt16;
1124     int iWndsLocks;
1125
1126     mask = QS_POSTMESSAGE | QS_SENDMESSAGE;  /* Always selected */
1127     if (first || last)
1128     {
1129         if ((first <= WM_KEYLAST) && (last >= WM_KEYFIRST)) mask |= QS_KEY;
1130         if ( ((first <= WM_MOUSELAST) && (last >= WM_MOUSEFIRST)) ||
1131              ((first <= WM_NCMOUSELAST) && (last >= WM_NCMOUSEFIRST)) ) mask |= QS_MOUSE;
1132         if ((first <= WM_TIMER) && (last >= WM_TIMER)) mask |= QS_TIMER;
1133         if ((first <= WM_SYSTIMER) && (last >= WM_SYSTIMER)) mask |= QS_TIMER;
1134         if ((first <= WM_PAINT) && (last >= WM_PAINT)) mask |= QS_PAINT;
1135     }
1136     else mask |= QS_MOUSE | QS_KEY | QS_TIMER | QS_PAINT;
1137
1138     if (IsTaskLocked16()) flags |= PM_NOYIELD;
1139
1140     /* Never yield on Win32 threads */
1141     if (!THREAD_IsWin16(NtCurrentTeb())) flags |= PM_NOYIELD;
1142
1143     iWndsLocks = WIN_SuspendWndsLock();
1144
1145     while(1)
1146     {
1147         QMSG *qmsg;
1148
1149         hQueue   = GetFastQueue16();
1150         msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1151         if (!msgQueue)
1152         {
1153             WIN_RestoreWndsLock(iWndsLocks);
1154             return FALSE;
1155         }
1156         msgQueue->changeBits = 0;
1157
1158         /* First handle a message put by SendMessage() */
1159
1160         while (msgQueue->wakeBits & QS_SENDMESSAGE)
1161             QUEUE_ReceiveMessage( msgQueue );
1162
1163         /* Now handle a WM_QUIT message */
1164
1165         if (msgQueue->wPostQMsg &&
1166            (!first || WM_QUIT >= first) &&
1167            (!last || WM_QUIT <= last) )
1168         {
1169             msg->hwnd    = hwnd;
1170             msg->message = WM_QUIT;
1171             msg->wParam  = msgQueue->wExitCode;
1172             msg->lParam  = 0;
1173             if (flags & PM_REMOVE) msgQueue->wPostQMsg = 0;
1174             break;
1175         }
1176
1177         /* Now find a normal message */
1178
1179   retry:
1180         if (((msgQueue->wakeBits & mask) & QS_POSTMESSAGE) &&
1181             ((qmsg = QUEUE_FindMsg( msgQueue, hwnd, first, last )) != 0))
1182         {
1183             /* Try to convert message to requested type */
1184             MSG tmpMsg = qmsg->msg;
1185             if ( !MSG_ConvertMsg( &tmpMsg, qmsg->type, type ) )
1186             {
1187                 ERR( "Message of wrong type contains pointer parameters. Skipped!\n ");
1188                 QUEUE_RemoveMsg( msgQueue, qmsg );
1189                 goto retry;
1190             }
1191
1192             *msg = tmpMsg;
1193             msgQueue->GetMessageTimeVal      = msg->time;
1194             CONV_POINT32TO16(&msg->pt, &pt16);
1195             msgQueue->GetMessagePosVal       = *(DWORD *)&pt16;
1196             msgQueue->GetMessageExtraInfoVal = qmsg->extraInfo;
1197
1198             if (flags & PM_REMOVE) QUEUE_RemoveMsg( msgQueue, qmsg );
1199             break;
1200         }
1201
1202         msgQueue->changeBits |= MSG_JournalPlayBackMsg();
1203
1204         /* Now find a hardware event */
1205
1206         if (((msgQueue->wakeBits & mask) & (QS_MOUSE | QS_KEY)) &&
1207             MSG_PeekHardwareMsg( msg, hwnd, first, last, flags & PM_REMOVE ))
1208         {
1209             /* Got one */
1210             msgQueue->GetMessageTimeVal      = msg->time;
1211             CONV_POINT32TO16(&msg->pt, &pt16);
1212             msgQueue->GetMessagePosVal       = *(DWORD *)&pt16;
1213             msgQueue->GetMessageExtraInfoVal = 0;  /* Always 0 for now */
1214             break;
1215         }
1216
1217         /* Check again for SendMessage */
1218
1219         while (msgQueue->wakeBits & QS_SENDMESSAGE)
1220             QUEUE_ReceiveMessage( msgQueue );
1221
1222         /* Now find a WM_PAINT message */
1223
1224         if ((msgQueue->wakeBits & mask) & QS_PAINT)
1225         {
1226             WND* wndPtr;
1227             msg->hwnd = WIN_FindWinToRepaint( hwnd , hQueue );
1228             msg->message = WM_PAINT;
1229             msg->wParam = 0;
1230             msg->lParam = 0;
1231
1232             if ((wndPtr = WIN_FindWndPtr(msg->hwnd)))
1233             {
1234                 if( wndPtr->dwStyle & WS_MINIMIZE &&
1235                     (HICON) GetClassLongA(wndPtr->hwndSelf, GCL_HICON) )
1236                 {
1237                     msg->message = WM_PAINTICON;
1238                     msg->wParam = 1;
1239                 }
1240
1241                 if( !hwnd || msg->hwnd == hwnd || IsChild16(hwnd,msg->hwnd) )
1242                 {
1243                     if( wndPtr->flags & WIN_INTERNAL_PAINT && !wndPtr->hrgnUpdate)
1244                     {
1245                         wndPtr->flags &= ~WIN_INTERNAL_PAINT;
1246                         QUEUE_DecPaintCount( hQueue );
1247                     }
1248                     WIN_ReleaseWndPtr(wndPtr);
1249                     break;
1250                 }
1251                 WIN_ReleaseWndPtr(wndPtr);
1252             }
1253         }
1254
1255         /* Check for timer messages, but yield first */
1256
1257         if (!(flags & PM_NOYIELD))
1258         {
1259             UserYield16();
1260             while (msgQueue->wakeBits & QS_SENDMESSAGE)
1261                 QUEUE_ReceiveMessage( msgQueue );
1262         }
1263         if ((msgQueue->wakeBits & mask) & QS_TIMER)
1264         {
1265             if (TIMER_GetTimerMsg(msg, hwnd, hQueue, flags & PM_REMOVE)) break;
1266         }
1267
1268         if (peek)
1269         {
1270             if (!(flags & PM_NOYIELD)) UserYield16();
1271
1272             QUEUE_Unlock( msgQueue );
1273             WIN_RestoreWndsLock(iWndsLocks);
1274             return FALSE;
1275         }
1276         msgQueue->wakeMask = mask;
1277         QUEUE_WaitBits( mask, INFINITE );
1278         QUEUE_Unlock( msgQueue );
1279     }
1280
1281     WIN_RestoreWndsLock(iWndsLocks);
1282
1283     /* instead of unlocking queue for every break condition, all break
1284        condition will fall here */
1285     QUEUE_Unlock( msgQueue );
1286
1287       /* We got a message */
1288     if (flags & PM_REMOVE)
1289     {
1290         WORD message = msg->message;
1291
1292         if (message == WM_KEYDOWN || message == WM_SYSKEYDOWN)
1293         {
1294             BYTE *p = &QueueKeyStateTable[msg->wParam & 0xff];
1295
1296             if (!(*p & 0x80))
1297                 *p ^= 0x01;
1298             *p |= 0x80;
1299         }
1300         else if (message == WM_KEYUP || message == WM_SYSKEYUP)
1301             QueueKeyStateTable[msg->wParam & 0xff] &= ~0x80;
1302     }
1303
1304     if (peek)
1305         return TRUE;
1306
1307     else
1308         return (msg->message != WM_QUIT);
1309 }
1310
1311 /***********************************************************************
1312  *           MSG_InternalGetMessage
1313  *
1314  * GetMessage() function for internal use. Behave like GetMessage(),
1315  * but also call message filters and optionally send WM_ENTERIDLE messages.
1316  * 'hwnd' must be the handle of the dialog or menu window.
1317  * 'code' is the message filter value (MSGF_??? codes).
1318  */
1319 BOOL MSG_InternalGetMessage( int type, MSG *msg, HWND hwnd, HWND hwndOwner,
1320                              WPARAM code, WORD flags, BOOL sendIdle, BOOL* idleSent )
1321 {
1322     for (;;)
1323     {
1324         if (sendIdle)
1325         {
1326             if (!MSG_PeekMessage( type, msg, 0, 0, 0, flags, TRUE ))
1327             {
1328                   /* No message present -> send ENTERIDLE and wait */
1329                 if (IsWindow(hwndOwner))
1330                 {
1331                     SendMessageA( hwndOwner, WM_ENTERIDLE,
1332                                    code, (LPARAM)hwnd );
1333
1334                     if (idleSent!=NULL)
1335                       *idleSent=TRUE;
1336                 }
1337                 MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1338             }
1339         }
1340         else  /* Always wait for a message */
1341             MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1342
1343         /* Call message filters */
1344
1345         if (HOOK_IsHooked( WH_SYSMSGFILTER ) || HOOK_IsHooked( WH_MSGFILTER ))
1346         {
1347             MSG *pmsg = HeapAlloc( SystemHeap, 0, sizeof(MSG) );
1348             if (pmsg)
1349             {
1350                 BOOL ret;
1351                 *pmsg = *msg;
1352                 ret = (HOOK_CallHooksA( WH_SYSMSGFILTER, code, 0,
1353                                           (LPARAM) pmsg ) ||
1354                        HOOK_CallHooksA( WH_MSGFILTER, code, 0,
1355                                           (LPARAM) pmsg ));
1356
1357                 HeapFree( SystemHeap, 0, pmsg );
1358                 if (ret)
1359                 {
1360                     /* Message filtered -> remove it from the queue */
1361                     /* if it's still there. */
1362                     if (!(flags & PM_REMOVE))
1363                         MSG_PeekMessage( type, msg, 0, 0, 0, PM_REMOVE, TRUE );
1364                     continue;
1365                 }
1366             }
1367         }
1368
1369         return (msg->message != WM_QUIT);
1370     }
1371 }
1372
1373
1374 /***********************************************************************
1375  *         PeekMessage32_16   (USER.819)
1376  */
1377 BOOL16 WINAPI PeekMessage32_16( LPMSG16_32 lpmsg16_32, HWND16 hwnd,
1378                                 UINT16 first, UINT16 last, UINT16 flags,
1379                                 BOOL16 wHaveParamHigh )
1380 {
1381     BOOL ret;
1382     MSG msg;
1383
1384     ret = MSG_PeekMessage( QMSG_WIN16, &msg, hwnd, first, last, flags, TRUE );
1385
1386     lpmsg16_32->msg.hwnd    = msg.hwnd;
1387     lpmsg16_32->msg.message = msg.message;
1388     lpmsg16_32->msg.wParam  = LOWORD(msg.wParam);
1389     lpmsg16_32->msg.lParam  = msg.lParam;
1390     lpmsg16_32->msg.time    = msg.time;
1391     lpmsg16_32->msg.pt.x    = (INT16)msg.pt.x;
1392     lpmsg16_32->msg.pt.y    = (INT16)msg.pt.y;
1393
1394     if ( wHaveParamHigh )
1395         lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1396
1397     return ret;
1398 }
1399
1400 /***********************************************************************
1401  *           PeekMessage16   (USER.109)
1402  */
1403 BOOL16 WINAPI PeekMessage16( LPMSG16 lpmsg, HWND16 hwnd,
1404                              UINT16 first, UINT16 last, UINT16 flags )
1405 {
1406     return PeekMessage32_16( (LPMSG16_32)lpmsg, hwnd, first, last, flags, FALSE );
1407 }
1408
1409 /***********************************************************************
1410  *         PeekMessageA
1411  */
1412 BOOL WINAPI PeekMessageA( LPMSG lpmsg, HWND hwnd,
1413                           UINT min, UINT max, UINT wRemoveMsg)
1414 {
1415     return MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1416 }
1417
1418 /***********************************************************************
1419  *         PeekMessageW             Check queue for messages
1420  *
1421  * Checks for a message in the thread's queue, filtered as for
1422  * GetMessage(). Returns immediately whether a message is available
1423  * or not.
1424  *
1425  * Whether a retrieved message is removed from the queue is set by the
1426  * _wRemoveMsg_ flags, which should be one of the following values:
1427  *
1428  *    PM_NOREMOVE    Do not remove the message from the queue.
1429  *
1430  *    PM_REMOVE      Remove the message from the queue.
1431  *
1432  * In addition, PM_NOYIELD may be combined into _wRemoveMsg_ to
1433  * request that the system not yield control during PeekMessage();
1434  * however applications may not rely on scheduling behavior.
1435  *
1436  * RETURNS
1437  *
1438  *  Nonzero if a message is available and is retrieved, zero otherwise.
1439  *
1440  * CONFORMANCE
1441  *
1442  * ECMA-234, Win32
1443  *
1444  */
1445 BOOL WINAPI PeekMessageW(
1446   LPMSG lpmsg,    /* buffer to receive message */
1447   HWND hwnd,      /* restrict to messages for hwnd */
1448   UINT min,       /* minimum message to receive */
1449   UINT max,       /* maximum message to receive */
1450   UINT wRemoveMsg /* removal flags */
1451 )
1452 {
1453     return MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1454 }
1455
1456
1457 /***********************************************************************
1458  *          GetMessage32_16   (USER.820)
1459  */
1460 BOOL16 WINAPI GetMessage32_16( SEGPTR msg16_32, HWND16 hWnd, UINT16 first,
1461                                UINT16 last, BOOL16 wHaveParamHigh )
1462 {
1463     MSG32_16 *lpmsg16_32 = (MSG32_16 *)PTR_SEG_TO_LIN(msg16_32);
1464     MSG msg;
1465
1466     MSG_PeekMessage( QMSG_WIN16, &msg, hWnd, first, last, PM_REMOVE, FALSE );
1467
1468     lpmsg16_32->msg.hwnd    = msg.hwnd;
1469     lpmsg16_32->msg.message = msg.message;
1470     lpmsg16_32->msg.wParam  = LOWORD(msg.wParam);
1471     lpmsg16_32->msg.lParam  = msg.lParam;
1472     lpmsg16_32->msg.time    = msg.time;
1473     lpmsg16_32->msg.pt.x    = (INT16)msg.pt.x;
1474     lpmsg16_32->msg.pt.y    = (INT16)msg.pt.y;
1475
1476     if ( wHaveParamHigh )
1477         lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1478
1479     TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1480            lpmsg16_32->msg.message, hWnd, first, last );
1481
1482     HOOK_CallHooks16( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)msg16_32 );
1483     return lpmsg16_32->msg.message != WM_QUIT;
1484 }
1485
1486 /***********************************************************************
1487  *           GetMessage16   (USER.108)
1488  */
1489 BOOL16 WINAPI GetMessage16( SEGPTR msg, HWND16 hwnd, UINT16 first, UINT16 last)
1490 {
1491     return GetMessage32_16( msg, hwnd, first, last, FALSE );
1492 }
1493
1494 /***********************************************************************
1495  *          GetMessageA   (USER32.270)
1496  */
1497 BOOL WINAPI GetMessageA( MSG *lpmsg, HWND hwnd, UINT min, UINT max )
1498 {
1499     MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1500
1501     TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1502            lpmsg->message, hwnd, min, max );
1503
1504     HOOK_CallHooksA( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)lpmsg );
1505     return lpmsg->message != WM_QUIT;
1506 }
1507
1508 /***********************************************************************
1509  *          GetMessage32W   (USER32.274) Retrieve next message
1510  *
1511  * GetMessage retrieves the next event from the calling thread's
1512  * queue and deposits it in *lpmsg.
1513  *
1514  * If _hwnd_ is not NULL, only messages for window _hwnd_ and its
1515  * children as specified by IsChild() are retrieved. If _hwnd_ is NULL
1516  * all application messages are retrieved.
1517  *
1518  * _min_ and _max_ specify the range of messages of interest. If
1519  * min==max==0, no filtering is performed. Useful examples are
1520  * WM_KEYFIRST and WM_KEYLAST to retrieve keyboard input, and
1521  * WM_MOUSEFIRST and WM_MOUSELAST to retrieve mouse input.
1522  *
1523  * WM_PAINT messages are not removed from the queue; they remain until
1524  * processed. Other messages are removed from the queue.
1525  *
1526  * RETURNS
1527  *
1528  * -1 on error, 0 if message is WM_QUIT, nonzero otherwise.
1529  *
1530  * CONFORMANCE
1531  *
1532  * ECMA-234, Win32
1533  *
1534  */
1535 BOOL WINAPI GetMessageW(
1536   MSG* lpmsg, /* buffer to receive message */
1537   HWND hwnd,  /* restrict to messages for hwnd */
1538   UINT min,   /* minimum message to receive */
1539   UINT max    /* maximum message to receive */
1540 )
1541 {
1542     MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1543
1544     TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1545            lpmsg->message, hwnd, min, max );
1546
1547     HOOK_CallHooksW( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)lpmsg );
1548     return lpmsg->message != WM_QUIT;
1549 }
1550
1551 /***********************************************************************
1552  *           MSG_PostToQueue
1553  */
1554 static BOOL MSG_PostToQueue( HQUEUE16 hQueue, int type, HWND hwnd,
1555                              UINT message, WPARAM wParam, LPARAM lParam )
1556 {
1557     MSG msg;
1558
1559     if ( !hQueue ) return FALSE;
1560
1561     msg.hwnd    = hwnd;
1562     msg.message = message;
1563     msg.wParam  = wParam;
1564     msg.lParam  = lParam;
1565     msg.time    = GetTickCount();
1566     msg.pt.x    = 0;
1567     msg.pt.y    = 0;
1568
1569     return QUEUE_AddMsg( hQueue, type, &msg, 0 );
1570 }
1571
1572 /***********************************************************************
1573  *           MSG_PostMessage
1574  */
1575 static BOOL MSG_PostMessage( int type, HWND hwnd, UINT message,
1576                              WPARAM wParam, LPARAM lParam )
1577 {
1578     HQUEUE16 hQueue;
1579     WND *wndPtr;
1580
1581     if (hwnd == HWND_BROADCAST)
1582     {
1583         WND *pDesktop = WIN_GetDesktop();
1584         TRACE("HWND_BROADCAST !\n");
1585
1586         for (wndPtr=WIN_LockWndPtr(pDesktop->child); wndPtr; WIN_UpdateWndPtr(&wndPtr,wndPtr->next))
1587         {
1588             if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1589             {
1590                 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04X l=%08lX !\n",
1591                       wndPtr->hwndSelf, message, wParam, lParam);
1592                 MSG_PostToQueue( wndPtr->hmemTaskQ, type,
1593                                  wndPtr->hwndSelf, message, wParam, lParam );
1594             }
1595         }
1596         WIN_ReleaseDesktop();
1597         TRACE("End of HWND_BROADCAST !\n");
1598         return TRUE;
1599     }
1600
1601     wndPtr = WIN_FindWndPtr( hwnd );
1602     hQueue = wndPtr? wndPtr->hmemTaskQ : 0;
1603     WIN_ReleaseWndPtr(wndPtr);
1604
1605     return MSG_PostToQueue( hQueue, type, hwnd, message, wParam, lParam );
1606 }
1607
1608 /***********************************************************************
1609  *           PostMessage16   (USER.110)
1610  */
1611 BOOL16 WINAPI PostMessage16( HWND16 hwnd, UINT16 message, WPARAM16 wParam,
1612                              LPARAM lParam )
1613 {
1614     return (BOOL16) MSG_PostMessage( QMSG_WIN16, hwnd, message, wParam, lParam );
1615 }
1616
1617 /***********************************************************************
1618  *           PostMessageA   (USER32.419)
1619  */
1620 BOOL WINAPI PostMessageA( HWND hwnd, UINT message, WPARAM wParam,
1621                           LPARAM lParam )
1622 {
1623     return MSG_PostMessage( QMSG_WIN32A, hwnd, message, wParam, lParam );
1624 }
1625
1626 /***********************************************************************
1627  *           PostMessageW   (USER32.420)
1628  */
1629 BOOL WINAPI PostMessageW( HWND hwnd, UINT message, WPARAM wParam,
1630                           LPARAM lParam )
1631 {
1632     return MSG_PostMessage( QMSG_WIN32W, hwnd, message, wParam, lParam );
1633 }
1634
1635 /***********************************************************************
1636  *           PostAppMessage16   (USER.116)
1637  */
1638 BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 message,
1639                                 WPARAM16 wParam, LPARAM lParam )
1640 {
1641     return MSG_PostToQueue( GetTaskQueue16(hTask), QMSG_WIN16,
1642                             0, message, wParam, lParam );
1643 }
1644
1645 /**********************************************************************
1646  *           PostThreadMessageA    (USER32.422)
1647  */
1648 BOOL WINAPI PostThreadMessageA( DWORD idThread, UINT message,
1649                                 WPARAM wParam, LPARAM lParam )
1650 {
1651     return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32A,
1652                             0, message, wParam, lParam );
1653 }
1654
1655 /**********************************************************************
1656  *           PostThreadMessageW    (USER32.423)
1657  */
1658 BOOL WINAPI PostThreadMessageW( DWORD idThread, UINT message,
1659                                  WPARAM wParam, LPARAM lParam )
1660 {
1661     return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32W,
1662                             0, message, wParam, lParam );
1663 }
1664
1665
1666 /************************************************************************
1667  *           MSG_CallWndProcHook32
1668  */
1669 static void  MSG_CallWndProcHook( LPMSG pmsg, BOOL bUnicode )
1670 {
1671    CWPSTRUCT cwp;
1672
1673    cwp.lParam = pmsg->lParam;
1674    cwp.wParam = pmsg->wParam;
1675    cwp.message = pmsg->message;
1676    cwp.hwnd = pmsg->hwnd;
1677
1678    if (bUnicode) HOOK_CallHooksW(WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp);
1679    else HOOK_CallHooksA( WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp );
1680
1681    pmsg->lParam = cwp.lParam;
1682    pmsg->wParam = cwp.wParam;
1683    pmsg->message = cwp.message;
1684    pmsg->hwnd = cwp.hwnd;
1685 }
1686
1687
1688 /***********************************************************************
1689  *           MSG_SendMessage
1690  *
1691  * return values: 0 if timeout occurs
1692  *                1 otherwise
1693  */
1694 static LRESULT MSG_SendMessage( HWND hwnd, UINT msg, WPARAM wParam,
1695                          LPARAM lParam, DWORD timeout, WORD flags,
1696                          LRESULT *pRes)
1697 {
1698     WND * wndPtr = 0;
1699     WND **list, **ppWnd;
1700     LRESULT ret = 1;
1701
1702     *pRes = 0;
1703
1704     if (hwnd == HWND_BROADCAST|| hwnd == HWND_TOPMOST)
1705     {
1706         *pRes = 1;
1707
1708         if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
1709         {
1710             WIN_ReleaseDesktop();
1711             return 1;
1712         }
1713         WIN_ReleaseDesktop();
1714
1715         TRACE("HWND_BROADCAST !\n");
1716         for (ppWnd = list; *ppWnd; ppWnd++)
1717         {
1718             WIN_UpdateWndPtr(&wndPtr,*ppWnd);
1719             if (!IsWindow(wndPtr->hwndSelf)) continue;
1720             if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1721             {
1722                 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04lX l=%08lX !\n",
1723                       wndPtr->hwndSelf, msg, (DWORD)wParam, lParam);
1724                 MSG_SendMessage( wndPtr->hwndSelf, msg, wParam, lParam,
1725                                timeout, flags, pRes);
1726             }
1727         }
1728         WIN_ReleaseWndPtr(wndPtr);
1729         WIN_ReleaseWinArray(list);
1730         TRACE("End of HWND_BROADCAST !\n");
1731         return 1;
1732     }
1733
1734     if (HOOK_IsHooked( WH_CALLWNDPROC ))
1735     {
1736         if (flags & SMSG_UNICODE)
1737             MSG_CallWndProcHook( (LPMSG)&hwnd, TRUE);
1738         else if (flags & SMSG_WIN32)
1739             MSG_CallWndProcHook( (LPMSG)&hwnd, FALSE);
1740         else
1741         {
1742         LPCWPSTRUCT16 pmsg;
1743
1744         if ((pmsg = SEGPTR_NEW(CWPSTRUCT16)))
1745         {
1746                 pmsg->hwnd   = hwnd & 0xffff;
1747                 pmsg->message= msg & 0xffff;
1748                 pmsg->wParam = wParam & 0xffff;
1749             pmsg->lParam = lParam;
1750             HOOK_CallHooks16( WH_CALLWNDPROC, HC_ACTION, 1,
1751                               (LPARAM)SEGPTR_GET(pmsg) );
1752             hwnd   = pmsg->hwnd;
1753             msg    = pmsg->message;
1754             wParam = pmsg->wParam;
1755             lParam = pmsg->lParam;
1756             SEGPTR_FREE( pmsg );
1757         }
1758     }
1759     }
1760
1761     if (!(wndPtr = WIN_FindWndPtr( hwnd )))
1762     {
1763         WARN("invalid hwnd %04x\n", hwnd );
1764         return 0;
1765     }
1766     if (QUEUE_IsExitingQueue(wndPtr->hmemTaskQ))
1767     {
1768         ret = 0;  /* Don't send anything if the task is dying */
1769         goto END;
1770     }
1771     if (flags & SMSG_WIN32)
1772         SPY_EnterMessage( SPY_SENDMESSAGE, hwnd, msg, wParam, lParam );
1773     else
1774     SPY_EnterMessage( SPY_SENDMESSAGE16, hwnd, msg, wParam, lParam );
1775
1776     if (wndPtr->hmemTaskQ != GetFastQueue16())
1777         ret = MSG_SendMessageInterThread( wndPtr->hmemTaskQ, hwnd, msg,
1778                                           wParam, lParam, timeout, flags, pRes );
1779     else
1780     {
1781         /* Call the right CallWindowProc flavor */
1782         if (flags & SMSG_UNICODE)
1783             *pRes = CallWindowProcW( (WNDPROC)wndPtr->winproc,
1784                                      hwnd, msg, wParam, lParam );
1785         else if (flags & SMSG_WIN32)
1786             *pRes = CallWindowProcA( (WNDPROC)wndPtr->winproc,
1787                                 hwnd, msg, wParam, lParam );
1788         else
1789             *pRes = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
1790                                     (HWND16) hwnd, (UINT16) msg,
1791                                     (WPARAM16) wParam, lParam );
1792     }
1793
1794     if (flags & SMSG_WIN32)
1795         SPY_ExitMessage( SPY_RESULT_OK, hwnd, msg, *pRes );
1796     else
1797     SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg, *pRes );
1798 END:
1799     WIN_ReleaseWndPtr(wndPtr);
1800     return ret;
1801 }
1802
1803
1804 /***********************************************************************
1805  *           SendMessage16   (USER.111)
1806  */
1807 LRESULT WINAPI SendMessage16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1808                               LPARAM lParam)
1809 {
1810     LRESULT res;
1811     MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE, 0, &res);
1812     return res;
1813 }
1814
1815
1816 /***********************************************************************
1817  *           SendMessage32A   (USER32.454)
1818  */
1819 LRESULT WINAPI SendMessageA( HWND hwnd, UINT msg, WPARAM wParam,
1820                                LPARAM lParam )
1821         {
1822     LRESULT res;
1823
1824     MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1825                     SMSG_WIN32, &res);
1826
1827     return res;
1828 }
1829
1830
1831 /***********************************************************************
1832  *           SendMessage32W   (USER32.459)  Send Window Message
1833  *
1834  *  Sends a message to the window procedure of the specified window.
1835  *  SendMessage() will not return until the called window procedure
1836  *  either returns or calls ReplyMessage().
1837  *
1838  *  Use PostMessage() to send message and return immediately. A window
1839  *  procedure may use InSendMessage() to detect
1840  *  SendMessage()-originated messages.
1841  *
1842  *  Applications which communicate via HWND_BROADCAST may use
1843  *  RegisterWindowMessage() to obtain a unique message to avoid conflicts
1844  *  with other applications.
1845  *
1846  * CONFORMANCE
1847  *
1848  *  ECMA-234, Win32
1849  */
1850 LRESULT WINAPI SendMessageW(
1851   HWND hwnd,    /* Window to send message to. If HWND_BROADCAST,
1852                  the message will be sent to all top-level windows. */
1853
1854   UINT msg,      /* message */
1855   WPARAM wParam, /* message parameter */
1856   LPARAM lParam    /* additional message parameter */
1857 ) {
1858     LRESULT res;
1859
1860     MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1861                     SMSG_WIN32 | SMSG_UNICODE, &res);
1862
1863     return res;
1864 }
1865
1866
1867 /***********************************************************************
1868  *           SendMessageTimeout16    (not a WINAPI)
1869  */
1870 LRESULT WINAPI SendMessageTimeout16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1871                                      LPARAM lParam, UINT16 flags,
1872                                      UINT16 timeout, LPWORD resultp)
1873 {
1874     LRESULT ret;
1875     LRESULT msgRet;
1876
1877     /* FIXME: need support for SMTO_BLOCK */
1878
1879     ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, 0, &msgRet);
1880     if (resultp) *resultp = (WORD) msgRet;
1881     return ret;
1882 }
1883
1884
1885 /***********************************************************************
1886  *           SendMessageTimeoutA   (USER32.457)
1887  */
1888 LRESULT WINAPI SendMessageTimeoutA( HWND hwnd, UINT msg, WPARAM wParam,
1889                                       LPARAM lParam, UINT flags,
1890                                       UINT timeout, LPDWORD resultp)
1891 {
1892     LRESULT ret;
1893     LRESULT msgRet;
1894
1895     /* FIXME: need support for SMTO_BLOCK */
1896
1897     ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, SMSG_WIN32,
1898                           &msgRet);
1899
1900     if (resultp) *resultp = (DWORD) msgRet;
1901     return ret;
1902 }
1903
1904
1905 /***********************************************************************
1906  *           SendMessageTimeoutW   (USER32.458)
1907  */
1908 LRESULT WINAPI SendMessageTimeoutW( HWND hwnd, UINT msg, WPARAM wParam,
1909                                       LPARAM lParam, UINT flags,
1910                                       UINT timeout, LPDWORD resultp)
1911 {
1912     LRESULT ret;
1913     LRESULT msgRet;
1914
1915     /* FIXME: need support for SMTO_BLOCK */
1916
1917     ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout,
1918                           SMSG_WIN32 | SMSG_UNICODE, &msgRet);
1919
1920     if (resultp) *resultp = (DWORD) msgRet;
1921     return ret;
1922 }
1923
1924
1925 /***********************************************************************
1926  *  WaitMessage    (USER.112) (USER32.578)  Suspend thread pending messages
1927  *
1928  * WaitMessage() suspends a thread until events appear in the thread's
1929  * queue.
1930  *
1931  * BUGS
1932  *
1933  * Is supposed to return BOOL under Win32.
1934  *
1935  * Thread-local message queues are not supported.
1936  *
1937  * CONFORMANCE
1938  *
1939  * ECMA-234, Win32
1940  *
1941  */
1942 void WINAPI WaitMessage( void )
1943 {
1944     QUEUE_WaitBits( QS_ALLINPUT, INFINITE );
1945 }
1946
1947 /***********************************************************************
1948  *           MsgWaitForMultipleObjects    (USER32.400)
1949  */
1950 DWORD WINAPI MsgWaitForMultipleObjects( DWORD nCount, HANDLE *pHandles,
1951                                         BOOL fWaitAll, DWORD dwMilliseconds,
1952                                         DWORD dwWakeMask )
1953 {
1954     DWORD i;
1955     HANDLE handles[MAXIMUM_WAIT_OBJECTS];
1956     DWORD ret;
1957     PDB * pdb = PROCESS_Current();
1958
1959     HQUEUE16 hQueue = GetFastQueue16();
1960     MESSAGEQUEUE *msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1961     if (!msgQueue) return WAIT_FAILED;
1962
1963     if (nCount > MAXIMUM_WAIT_OBJECTS-1)
1964     {
1965         SetLastError( ERROR_INVALID_PARAMETER );
1966         QUEUE_Unlock( msgQueue );
1967         return WAIT_FAILED;
1968     }
1969
1970     msgQueue->changeBits = 0;
1971     msgQueue->wakeMask = dwWakeMask;
1972
1973     if (THREAD_IsWin16(NtCurrentTeb()))
1974     {
1975       /*
1976        * This is a temporary solution to a big problem.
1977        * You see, the main thread of all Win32 programs is created as a 16 bit
1978        * task. This means that if you want on an event using Win32 synchronization
1979        * methods, the 16 bit scheduler is stopped and things might just stop happening.
1980        * This implements a semi-busy loop that checks the handles to wait on and
1981        * also the message queue. When either one is ready, the wait function returns.
1982        *
1983        * This will all go away when the real Win32 threads are implemented for all
1984        * the threads of an applications. Including the main thread.
1985        */
1986       DWORD curTime = GetCurrentTime();
1987
1988       do
1989       {
1990         /*
1991          * Check the handles in the list.
1992          */
1993         SetEvent ( pdb->idle_event );
1994         ret = WaitForMultipleObjects(nCount, pHandles, fWaitAll, 5L);
1995
1996         /*
1997          * If the handles have been triggered, return.
1998          */
1999         if (ret != WAIT_TIMEOUT)
2000           break;
2001
2002         /*
2003          * Then, let the 16 bit scheduler do it's thing.
2004          */
2005         Yield16();
2006
2007         /*
2008          * If a message matching the wait mask has arrived, return.
2009          */
2010         if (msgQueue->changeBits & dwWakeMask)
2011         {
2012           ret = nCount;
2013           break;
2014         }
2015
2016         /*
2017          * And continue doing this until we hit the timeout.
2018          */
2019       } while ((dwMilliseconds == INFINITE) || (GetCurrentTime()-curTime < dwMilliseconds) );
2020     }
2021     else
2022     {
2023     /* Add the thread event to the handle list */
2024       for (i = 0; i < nCount; i++)
2025         handles[i] = pHandles[i];
2026       handles[nCount] = msgQueue->hEvent;
2027
2028       if ( pdb->main_queue == INVALID_HANDLE_VALUE16 ) pdb->main_queue = hQueue;
2029       if ( pdb->main_queue == hQueue ) SetEvent ( pdb->idle_event );
2030       ret = WaitForMultipleObjects( nCount+1, handles, fWaitAll, dwMilliseconds );
2031       if ( pdb->main_queue == hQueue ) ResetEvent ( pdb->idle_event );
2032
2033     }
2034
2035     QUEUE_Unlock( msgQueue );
2036
2037     return ret;
2038 }
2039
2040
2041
2042 struct accent_char
2043 {
2044     BYTE ac_accent;
2045     BYTE ac_char;
2046     BYTE ac_result;
2047 };
2048
2049 static const struct accent_char accent_chars[] =
2050 {
2051 /* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
2052     {'`', 'A', '\300'},  {'`', 'a', '\340'},
2053     {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
2054     {'^', 'A', '\302'},  {'^', 'a', '\342'},
2055     {'~', 'A', '\303'},  {'~', 'a', '\343'},
2056     {'"', 'A', '\304'},  {'"', 'a', '\344'},
2057     {'O', 'A', '\305'},  {'o', 'a', '\345'},
2058     {'0', 'A', '\305'},  {'0', 'a', '\345'},
2059     {'A', 'A', '\305'},  {'a', 'a', '\345'},
2060     {'A', 'E', '\306'},  {'a', 'e', '\346'},
2061     {',', 'C', '\307'},  {',', 'c', '\347'},
2062     {'`', 'E', '\310'},  {'`', 'e', '\350'},
2063     {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
2064     {'^', 'E', '\312'},  {'^', 'e', '\352'},
2065     {'"', 'E', '\313'},  {'"', 'e', '\353'},
2066     {'`', 'I', '\314'},  {'`', 'i', '\354'},
2067     {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
2068     {'^', 'I', '\316'},  {'^', 'i', '\356'},
2069     {'"', 'I', '\317'},  {'"', 'i', '\357'},
2070     {'-', 'D', '\320'},  {'-', 'd', '\360'},
2071     {'~', 'N', '\321'},  {'~', 'n', '\361'},
2072     {'`', 'O', '\322'},  {'`', 'o', '\362'},
2073     {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
2074     {'^', 'O', '\324'},  {'^', 'o', '\364'},
2075     {'~', 'O', '\325'},  {'~', 'o', '\365'},
2076     {'"', 'O', '\326'},  {'"', 'o', '\366'},
2077     {'/', 'O', '\330'},  {'/', 'o', '\370'},
2078     {'`', 'U', '\331'},  {'`', 'u', '\371'},
2079     {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
2080     {'^', 'U', '\333'},  {'^', 'u', '\373'},
2081     {'"', 'U', '\334'},  {'"', 'u', '\374'},
2082     {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
2083     {'T', 'H', '\336'},  {'t', 'h', '\376'},
2084     {'s', 's', '\337'},  {'"', 'y', '\377'},
2085     {'s', 'z', '\337'},  {'i', 'j', '\377'},
2086         /* iso-8859-2 uses this */
2087     {'<', 'L', '\245'},  {'<', 'l', '\265'},    /* caron */
2088     {'<', 'S', '\251'},  {'<', 's', '\271'},
2089     {'<', 'T', '\253'},  {'<', 't', '\273'},
2090     {'<', 'Z', '\256'},  {'<', 'z', '\276'},
2091     {'<', 'C', '\310'},  {'<', 'c', '\350'},
2092     {'<', 'E', '\314'},  {'<', 'e', '\354'},
2093     {'<', 'D', '\317'},  {'<', 'd', '\357'},
2094     {'<', 'N', '\322'},  {'<', 'n', '\362'},
2095     {'<', 'R', '\330'},  {'<', 'r', '\370'},
2096     {';', 'A', '\241'},  {';', 'a', '\261'},    /* ogonek */
2097     {';', 'E', '\312'},  {';', 'e', '\332'},
2098     {'\'', 'Z', '\254'}, {'\'', 'z', '\274'},   /* acute */
2099     {'\'', 'R', '\300'}, {'\'', 'r', '\340'},
2100     {'\'', 'L', '\305'}, {'\'', 'l', '\345'},
2101     {'\'', 'C', '\306'}, {'\'', 'c', '\346'},
2102     {'\'', 'N', '\321'}, {'\'', 'n', '\361'},
2103 /*  collision whith S, from iso-8859-9 !!! */
2104     {',', 'S', '\252'},  {',', 's', '\272'},    /* cedilla */
2105     {',', 'T', '\336'},  {',', 't', '\376'},
2106     {'.', 'Z', '\257'},  {'.', 'z', '\277'},    /* dot above */
2107     {'/', 'L', '\243'},  {'/', 'l', '\263'},    /* slash */
2108     {'/', 'D', '\320'},  {'/', 'd', '\360'},
2109     {'(', 'A', '\303'},  {'(', 'a', '\343'},    /* breve */
2110     {'\275', 'O', '\325'}, {'\275', 'o', '\365'},       /* double acute */
2111     {'\275', 'U', '\334'}, {'\275', 'u', '\374'},
2112     {'0', 'U', '\332'},  {'0', 'u', '\372'},    /* ring above */
2113         /* iso-8859-3 uses this */
2114     {'/', 'H', '\241'},  {'/', 'h', '\261'},    /* slash */
2115     {'>', 'H', '\246'},  {'>', 'h', '\266'},    /* circumflex */
2116     {'>', 'J', '\254'},  {'>', 'j', '\274'},
2117     {'>', 'C', '\306'},  {'>', 'c', '\346'},
2118     {'>', 'G', '\330'},  {'>', 'g', '\370'},
2119     {'>', 'S', '\336'},  {'>', 's', '\376'},
2120 /*  collision whith G( from iso-8859-9 !!!   */
2121     {'(', 'G', '\253'},  {'(', 'g', '\273'},    /* breve */
2122     {'(', 'U', '\335'},  {'(', 'u', '\375'},
2123 /*  collision whith I. from iso-8859-3 !!!   */
2124     {'.', 'I', '\251'},  {'.', 'i', '\271'},    /* dot above */
2125     {'.', 'C', '\305'},  {'.', 'c', '\345'},
2126     {'.', 'G', '\325'},  {'.', 'g', '\365'},
2127         /* iso-8859-4 uses this */
2128     {',', 'R', '\243'},  {',', 'r', '\263'},    /* cedilla */
2129     {',', 'L', '\246'},  {',', 'l', '\266'},
2130     {',', 'G', '\253'},  {',', 'g', '\273'},
2131     {',', 'N', '\321'},  {',', 'n', '\361'},
2132     {',', 'K', '\323'},  {',', 'k', '\363'},
2133     {'~', 'I', '\245'},  {'~', 'i', '\265'},    /* tilde */
2134     {'-', 'E', '\252'},  {'-', 'e', '\272'},    /* macron */
2135     {'-', 'A', '\300'},  {'-', 'a', '\340'},
2136     {'-', 'I', '\317'},  {'-', 'i', '\357'},
2137     {'-', 'O', '\322'},  {'-', 'o', '\362'},
2138     {'-', 'U', '\336'},  {'-', 'u', '\376'},
2139     {'/', 'T', '\254'},  {'/', 't', '\274'},    /* slash */
2140     {'.', 'E', '\314'},  {'.', 'e', '\344'},    /* dot above */
2141     {';', 'I', '\307'},  {';', 'i', '\347'},    /* ogonek */
2142     {';', 'U', '\331'},  {';', 'u', '\371'},
2143         /* iso-8859-9 uses this */
2144         /* iso-8859-9 has really bad choosen G( S, and I. as they collide
2145          * whith the same letters on other iso-8859-x (that is they are on
2146          * different places :-( ), if you use turkish uncomment these and
2147          * comment out the lines in iso-8859-2 and iso-8859-3 sections
2148          * FIXME: should be dynamic according to chosen language
2149          *        if/when Wine has turkish support.
2150          */
2151 /*  collision whith G( from iso-8859-3 !!!   */
2152 /*  {'(', 'G', '\320'},  {'(', 'g', '\360'}, */ /* breve */
2153 /*  collision whith S, from iso-8859-2 !!! */
2154 /*  {',', 'S', '\336'},  {',', 's', '\376'}, */ /* cedilla */
2155 /*  collision whith I. from iso-8859-3 !!!   */
2156 /*  {'.', 'I', '\335'},  {'.', 'i', '\375'}, */ /* dot above */
2157 };
2158
2159
2160 /***********************************************************************
2161  *           MSG_DoTranslateMessage
2162  *
2163  * Implementation of TranslateMessage.
2164  *
2165  * TranslateMessage translates virtual-key messages into character-messages,
2166  * as follows :
2167  * WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
2168  * ditto replacing WM_* with WM_SYS*
2169  * This produces WM_CHAR messages only for keys mapped to ASCII characters
2170  * by the keyboard driver.
2171  */
2172 static BOOL MSG_DoTranslateMessage( UINT message, HWND hwnd,
2173                                       WPARAM wParam, LPARAM lParam )
2174 {
2175     static int dead_char;
2176     BYTE wp[2];
2177
2178     if (message != WM_MOUSEMOVE && message != WM_TIMER)
2179         TRACE("(%s, %04X, %08lX)\n",
2180                      SPY_GetMsgName(message), wParam, lParam );
2181     if(message >= WM_KEYFIRST && message <= WM_KEYLAST)
2182         TRACE_(key)("(%s, %04X, %08lX)\n",
2183                      SPY_GetMsgName(message), wParam, lParam );
2184
2185     if ((message != WM_KEYDOWN) && (message != WM_SYSKEYDOWN))  return FALSE;
2186
2187     TRACE_(key)("Translating key %04X, scancode %04X\n",
2188                  wParam, HIWORD(lParam) );
2189
2190     /* FIXME : should handle ToAscii yielding 2 */
2191     switch (ToAscii(wParam, HIWORD(lParam),
2192                       QueueKeyStateTable,(LPWORD)wp, 0))
2193     {
2194     case 1 :
2195         message = (message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
2196         /* Should dead chars handling go in ToAscii ? */
2197         if (dead_char)
2198         {
2199             int i;
2200
2201             if (wp[0] == ' ') wp[0] =  dead_char;
2202             if (dead_char == 0xa2) dead_char = '(';
2203             else if (dead_char == 0xa8) dead_char = '"';
2204             else if (dead_char == 0xb2) dead_char = ';';
2205             else if (dead_char == 0xb4) dead_char = '\'';
2206             else if (dead_char == 0xb7) dead_char = '<';
2207             else if (dead_char == 0xb8) dead_char = ',';
2208             else if (dead_char == 0xff) dead_char = '.';
2209             for (i = 0; i < sizeof(accent_chars)/sizeof(accent_chars[0]); i++)
2210                 if ((accent_chars[i].ac_accent == dead_char) &&
2211                     (accent_chars[i].ac_char == wp[0]))
2212                 {
2213                     wp[0] = accent_chars[i].ac_result;
2214                     break;
2215                 }
2216             dead_char = 0;
2217         }
2218         TRACE_(key)("1 -> PostMessage(%s)\n", SPY_GetMsgName(message));
2219         PostMessage16( hwnd, message, wp[0], lParam );
2220         return TRUE;
2221
2222     case -1 :
2223         message = (message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
2224         dead_char = wp[0];
2225         TRACE_(key)("-1 -> PostMessage(%s)\n",
2226                      SPY_GetMsgName(message));
2227         PostMessage16( hwnd, message, wp[0], lParam );
2228         return TRUE;
2229     }
2230     return FALSE;
2231 }
2232
2233
2234 /***********************************************************************
2235  *           TranslateMessage16   (USER.113)
2236  */
2237 BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
2238 {
2239     return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2240                                    msg->wParam, msg->lParam );
2241 }
2242
2243
2244 /***********************************************************************
2245  *           WIN16_TranslateMessage32   (USER.821)
2246  */
2247 BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
2248 {
2249     WPARAM wParam;
2250
2251     if (wHaveParamHigh)
2252         wParam = MAKELONG(msg->msg.wParam, msg->wParamHigh);
2253     else
2254         wParam = (WPARAM)msg->msg.wParam;
2255
2256     return MSG_DoTranslateMessage( msg->msg.message, msg->msg.hwnd,
2257                                    wParam, msg->msg.lParam );
2258 }
2259
2260 /***********************************************************************
2261  *           TranslateMessage32   (USER32.556)
2262  */
2263 BOOL WINAPI TranslateMessage( const MSG *msg )
2264 {
2265     return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2266                                    msg->wParam, msg->lParam );
2267 }
2268
2269
2270 /***********************************************************************
2271  *           DispatchMessage16   (USER.114)
2272  */
2273 LONG WINAPI DispatchMessage16( const MSG16* msg )
2274 {
2275     WND * wndPtr;
2276     LONG retval;
2277     int painting;
2278
2279       /* Process timer messages */
2280     if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2281     {
2282         if (msg->lParam)
2283         {
2284             return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
2285                                    msg->message, msg->wParam, GetTickCount() );
2286         }
2287     }
2288
2289     if (!msg->hwnd) return 0;
2290     if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2291     if (!wndPtr->winproc)
2292     {
2293         retval = 0;
2294         goto END;
2295     }
2296     painting = (msg->message == WM_PAINT);
2297     if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2298
2299     SPY_EnterMessage( SPY_DISPATCHMESSAGE16, msg->hwnd, msg->message,
2300                       msg->wParam, msg->lParam );
2301     retval = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
2302                                msg->hwnd, msg->message,
2303                                msg->wParam, msg->lParam );
2304     SPY_ExitMessage( SPY_RESULT_OK16, msg->hwnd, msg->message, retval );
2305
2306     WIN_ReleaseWndPtr(wndPtr);
2307     wndPtr = WIN_FindWndPtr(msg->hwnd);
2308     if (painting && wndPtr &&
2309         (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2310     {
2311         ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2312             msg->hwnd);
2313         wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2314         /* Validate the update region to avoid infinite WM_PAINT loop */
2315         ValidateRect( msg->hwnd, NULL );
2316     }
2317 END:
2318     WIN_ReleaseWndPtr(wndPtr);
2319     return retval;
2320 }
2321
2322
2323 /***********************************************************************
2324  *           WIN16_DispatchMessage32   (USER.822)
2325  */
2326 LONG WINAPI DispatchMessage32_16( const MSG32_16* lpmsg16_32, BOOL16 wHaveParamHigh )
2327 {
2328     if (wHaveParamHigh == FALSE)
2329         return DispatchMessage16(&(lpmsg16_32->msg));
2330     else
2331     {
2332         MSG msg;
2333
2334         msg.hwnd = lpmsg16_32->msg.hwnd;
2335         msg.message = lpmsg16_32->msg.message;
2336         msg.wParam = MAKELONG(lpmsg16_32->msg.wParam, lpmsg16_32->wParamHigh);
2337         msg.lParam = lpmsg16_32->msg.lParam;
2338         msg.time = lpmsg16_32->msg.time;
2339         msg.pt.x = (INT)lpmsg16_32->msg.pt.x;
2340         msg.pt.y = (INT)lpmsg16_32->msg.pt.y;
2341         return DispatchMessageA(&msg);
2342     }
2343 }
2344
2345 /***********************************************************************
2346  *           DispatchMessage32A   (USER32.141)
2347  */
2348 LONG WINAPI DispatchMessageA( const MSG* msg )
2349 {
2350     WND * wndPtr;
2351     LONG retval;
2352     int painting;
2353
2354       /* Process timer messages */
2355     if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2356     {
2357         if (msg->lParam)
2358         {
2359 /*            HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2360             return CallWindowProcA( (WNDPROC)msg->lParam, msg->hwnd,
2361                                    msg->message, msg->wParam, GetTickCount() );
2362         }
2363     }
2364
2365     if (!msg->hwnd) return 0;
2366     if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2367     if (!wndPtr->winproc)
2368     {
2369         retval = 0;
2370         goto END;
2371     }
2372     painting = (msg->message == WM_PAINT);
2373     if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2374 /*    HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2375
2376     SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2377                       msg->wParam, msg->lParam );
2378     retval = CallWindowProcA( (WNDPROC)wndPtr->winproc,
2379                                 msg->hwnd, msg->message,
2380                                 msg->wParam, msg->lParam );
2381     SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
2382
2383     WIN_ReleaseWndPtr(wndPtr);
2384     wndPtr = WIN_FindWndPtr(msg->hwnd);
2385
2386     if (painting && wndPtr &&
2387         (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2388     {
2389         ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2390             msg->hwnd);
2391         wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2392         /* Validate the update region to avoid infinite WM_PAINT loop */
2393         ValidateRect( msg->hwnd, NULL );
2394     }
2395 END:
2396     WIN_ReleaseWndPtr(wndPtr);
2397     return retval;
2398 }
2399
2400
2401 /***********************************************************************
2402  *           DispatchMessage32W   (USER32.142)     Process Message
2403  *
2404  * Process the message specified in the structure *_msg_.
2405  *
2406  * If the lpMsg parameter points to a WM_TIMER message and the
2407  * parameter of the WM_TIMER message is not NULL, the lParam parameter
2408  * points to the function that is called instead of the window
2409  * procedure.
2410  *
2411  * The message must be valid.
2412  *
2413  * RETURNS
2414  *
2415  *   DispatchMessage() returns the result of the window procedure invoked.
2416  *
2417  * CONFORMANCE
2418  *
2419  *   ECMA-234, Win32
2420  *
2421  */
2422 LONG WINAPI DispatchMessageW( const MSG* msg )
2423 {
2424     WND * wndPtr;
2425     LONG retval;
2426     int painting;
2427
2428       /* Process timer messages */
2429     if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2430     {
2431         if (msg->lParam)
2432         {
2433 /*            HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2434             return CallWindowProcW( (WNDPROC)msg->lParam, msg->hwnd,
2435                                    msg->message, msg->wParam, GetTickCount() );
2436         }
2437     }
2438
2439     if (!msg->hwnd) return 0;
2440     if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2441     if (!wndPtr->winproc)
2442     {
2443         retval = 0;
2444         goto END;
2445     }
2446     painting = (msg->message == WM_PAINT);
2447     if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2448 /*    HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2449
2450     SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2451                       msg->wParam, msg->lParam );
2452     retval = CallWindowProcW( (WNDPROC)wndPtr->winproc,
2453                                 msg->hwnd, msg->message,
2454                                 msg->wParam, msg->lParam );
2455     SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
2456
2457     WIN_ReleaseWndPtr(wndPtr);
2458     wndPtr = WIN_FindWndPtr(msg->hwnd);
2459
2460     if (painting && wndPtr &&
2461         (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2462     {
2463         ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2464             msg->hwnd);
2465         wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2466         /* Validate the update region to avoid infinite WM_PAINT loop */
2467         ValidateRect( msg->hwnd, NULL );
2468     }
2469 END:
2470     WIN_ReleaseWndPtr(wndPtr);
2471     return retval;
2472 }
2473
2474
2475 /***********************************************************************
2476  *           RegisterWindowMessageA   (USER.118) (USER32.437)
2477  */
2478 WORD WINAPI RegisterWindowMessageA( LPCSTR str )
2479 {
2480     TRACE("%s\n", str );
2481     return GlobalAddAtomA( str );
2482 }
2483
2484
2485 /***********************************************************************
2486  *           RegisterWindowMessage32W   (USER32.438)
2487  */
2488 WORD WINAPI RegisterWindowMessageW( LPCWSTR str )
2489 {
2490     TRACE("%p\n", str );
2491     return GlobalAddAtomW( str );
2492 }
2493
2494
2495 /***********************************************************************
2496  *           GetCurrentTime16    (USER.15)
2497  *
2498  * (effectively identical to GetTickCount)
2499  */
2500 DWORD WINAPI GetCurrentTime16(void)
2501 {
2502     return GetTickCount();
2503 }
2504
2505
2506 /***********************************************************************
2507  *           InSendMessage16    (USER.192)
2508  */
2509 BOOL16 WINAPI InSendMessage16(void)
2510 {
2511     return InSendMessage();
2512 }
2513
2514
2515 /***********************************************************************
2516  *           InSendMessage32    (USER32.320)
2517  */
2518 BOOL WINAPI InSendMessage(void)
2519 {
2520     MESSAGEQUEUE *queue;
2521     BOOL ret;
2522
2523     if (!(queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
2524         return 0;
2525     ret = (BOOL)queue->smWaiting;
2526
2527     QUEUE_Unlock( queue );
2528     return ret;
2529 }
2530
2531 /***********************************************************************
2532  *           BroadcastSystemMessage    (USER32.12)
2533  */
2534 LONG WINAPI BroadcastSystemMessage(
2535         DWORD dwFlags,LPDWORD recipients,UINT uMessage,WPARAM wParam,
2536         LPARAM lParam
2537 ) {
2538         FIXME_(sendmsg)("(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
2539               dwFlags,*recipients,uMessage,wParam,lParam
2540         );
2541         return 0;
2542 }
2543
2544 /***********************************************************************
2545  *           SendNotifyMessageA    (USER32.460)
2546  * FIXME
2547  *  The message sended with PostMessage has to be put in the queue
2548  *  with a higher priority as the other "Posted" messages.
2549  *  QUEUE_AddMsg has to be modifyed.
2550  */
2551 BOOL WINAPI SendNotifyMessageA(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2552 {       BOOL ret = TRUE;
2553         FIXME("(%04x,%08x,%08x,%08lx) not complete\n",
2554               hwnd, msg, wParam, lParam);
2555
2556         if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
2557         {       ret=SendMessageA ( hwnd, msg, wParam, lParam );
2558         }
2559         else
2560         {       PostMessageA ( hwnd, msg, wParam, lParam );
2561         }
2562         return ret;
2563 }
2564
2565 /***********************************************************************
2566  *           SendNotifyMessageW    (USER32.461)
2567  * FIXME
2568  *  The message sended with PostMessage has to be put in the queue
2569  *  with a higher priority as the other "Posted" messages.
2570  *  QUEUE_AddMsg has to be modifyed.
2571  */
2572 BOOL WINAPI SendNotifyMessageW(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2573 {       BOOL ret = TRUE;
2574         FIXME("(%04x,%08x,%08x,%08lx) not complete\n",
2575               hwnd, msg, wParam, lParam);
2576
2577         if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
2578         {       ret=SendMessageW ( hwnd, msg, wParam, lParam );
2579         }
2580         else
2581         {       PostMessageW ( hwnd, msg, wParam, lParam );
2582         }
2583         return ret;
2584 }
2585
2586 /***********************************************************************
2587  *           SendMessageCallback32A
2588  * FIXME: It's like PostMessage. The callback gets called when the message
2589  * is processed. We have to modify the message processing for a exact
2590  * implementation...
2591  */
2592 BOOL WINAPI SendMessageCallbackA(
2593         HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2594         FARPROC lpResultCallBack,DWORD dwData)
2595 {
2596         FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2597               hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2598         if ( hWnd == HWND_BROADCAST)
2599         {       PostMessageA( hWnd, Msg, wParam, lParam);
2600                 FIXME("Broadcast: Callback will not be called!\n");
2601                 return TRUE;
2602         }
2603         (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));
2604                 return TRUE;
2605 }
2606 /***********************************************************************
2607  *           SendMessageCallback32W
2608  * FIXME: It's like PostMessage. The callback gets called when the message
2609  * is processed. We have to modify the message processing for a exact
2610  * implementation...
2611  */
2612 BOOL WINAPI SendMessageCallbackW(
2613         HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2614         FARPROC lpResultCallBack,DWORD dwData)
2615 {
2616         FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2617               hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2618         if ( hWnd == HWND_BROADCAST)
2619         {       PostMessageW( hWnd, Msg, wParam, lParam);
2620                 FIXME("Broadcast: Callback will not be called!\n");
2621                 return TRUE;
2622         }
2623         (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));
2624                 return TRUE;
2625 }