2 * Message queues related functions
4 * Copyright 1993, 1994 Alexandre Julliard
11 #include <sys/types.h>
13 #include "wine/winbase16.h"
30 #include "debugtools.h"
32 DEFAULT_DEBUG_CHANNEL(msg);
33 DECLARE_DEBUG_CHANNEL(key);
34 DECLARE_DEBUG_CHANNEL(sendmsg);
36 #define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
37 #define WM_NCMOUSELAST WM_NCMBUTTONDBLCLK
40 typedef enum { SYSQ_MSG_ABANDON, SYSQ_MSG_SKIP,
41 SYSQ_MSG_ACCEPT, SYSQ_MSG_CONTINUE } SYSQ_STATUS;
43 extern HQUEUE16 hCursorQueue; /* queue.c */
45 static UINT doubleClickSpeed = 452;
47 /***********************************************************************
50 static BOOL MSG_CheckFilter(DWORD uMsg, DWORD first, DWORD last)
53 return (uMsg >= first && uMsg <= last);
57 /***********************************************************************
58 * MSG_SendParentNotify
60 * Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
61 * the window has the WS_EX_NOPARENTNOTIFY style.
63 static void MSG_SendParentNotify(WND* wndPtr, WORD event, WORD idChild, LPARAM lValue)
65 #define lppt ((LPPOINT16)&lValue)
67 /* pt has to be in the client coordinates of the parent window */
68 WND *tmpWnd = WIN_LockWndPtr(wndPtr);
70 MapWindowPoints16( 0, tmpWnd->hwndSelf, lppt, 1 );
73 if (!(tmpWnd->dwStyle & WS_CHILD) || (tmpWnd->dwExStyle & WS_EX_NOPARENTNOTIFY))
75 WIN_ReleaseWndPtr(tmpWnd);
78 lppt->x += tmpWnd->rectClient.left;
79 lppt->y += tmpWnd->rectClient.top;
80 WIN_UpdateWndPtr(&tmpWnd,tmpWnd->parent);
81 SendMessageA( tmpWnd->hwndSelf, WM_PARENTNOTIFY,
82 MAKEWPARAM( event, idChild ), lValue );
89 /***********************************************************************
90 * MSG_TranslateMouseMsg
92 * Translate a mouse hardware event into a real mouse message.
96 * SYSQ_MSG_ABANDON - abandon the peek message loop
97 * SYSQ_MSG_CONTINUE - leave the message in the queue and
98 * continue with the translation loop
99 * SYSQ_MSG_ACCEPT - proceed to process the translated message
101 static DWORD MSG_TranslateMouseMsg( HWND hTopWnd, DWORD first, DWORD last,
102 MSG *msg, BOOL remove, WND* pWndScope,
103 INT16 *pHitTest, POINT16 *pScreen_pt, BOOL *pmouseClick )
105 static DWORD dblclk_time_limit = 0;
106 static UINT16 clk_message = 0;
107 static HWND16 clk_hwnd = 0;
108 static POINT16 clk_pos = { 0, 0 };
113 UINT message = msg->message;
114 POINT16 screen_pt, pt;
115 HANDLE16 hQ = GetFastQueue16();
116 MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock(hQ);
117 BOOL mouseClick = ((message == WM_LBUTTONDOWN) ||
118 (message == WM_RBUTTONDOWN) ||
119 (message == WM_MBUTTONDOWN))?1:0;
122 /* Find the window to dispatch this mouse message to */
124 CONV_POINT32TO16( &msg->pt, &pt );
128 /* If no capture HWND, find window which contains the mouse position.
129 * Also find the position of the cursor hot spot (hittest) */
132 ht = hittest = WINPOS_WindowFromPoint( pWndScope, pt, &pWnd );
133 if( !pWnd ) pWnd = WIN_GetDesktop();
134 else WIN_LockWndPtr(pWnd);
135 hWnd = pWnd->hwndSelf;
139 ht = hittest = HTCLIENT;
140 pWnd = WIN_FindWndPtr(hWnd);
142 ht = PERQDATA_GetCaptureInfo( queue->pQData );
145 /* Save hittest for return */
148 /* stop if not the right queue */
150 if (pWnd->hmemTaskQ != hQ)
152 /* Not for the current task */
153 if (queue) QUEUE_ClearWakeBit( queue, QS_MOUSE );
154 /* Wake up the other task */
155 QUEUE_Unlock( queue );
156 queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
157 if (queue) QUEUE_SetWakeBit( queue, QS_MOUSE );
159 QUEUE_Unlock( queue );
160 retvalue = SYSQ_MSG_ABANDON;
164 /* check if hWnd is within hWndScope */
166 if( hTopWnd && hWnd != hTopWnd )
167 if( !IsChild(hTopWnd, hWnd) )
169 QUEUE_Unlock( queue );
170 retvalue = SYSQ_MSG_CONTINUE;
174 /* Was it a mouse click message */
177 /* translate double clicks -
178 * note that ...MOUSEMOVEs can slip in between
179 * ...BUTTONDOWN and ...BUTTONDBLCLK messages */
181 if(GetClassLongA(hWnd, GCL_STYLE) & CS_DBLCLKS || ht != HTCLIENT )
183 if ((message == clk_message) && (hWnd == clk_hwnd) &&
184 (msg->time - dblclk_time_limit < doubleClickSpeed) &&
185 (abs(msg->pt.x - clk_pos.x) < GetSystemMetrics(SM_CXDOUBLECLK)/2) &&
186 (abs(msg->pt.y - clk_pos.y) < GetSystemMetrics(SM_CYDOUBLECLK)/2))
188 message += (WM_LBUTTONDBLCLK - WM_LBUTTONDOWN);
189 mouseClick++; /* == 2 */
193 /* save mouse position */
197 if (hittest != HTCLIENT)
199 message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
200 msg->wParam = hittest;
203 ScreenToClient16( hWnd, &pt );
205 /* check message filter */
207 if (!MSG_CheckFilter(message, first, last))
210 retvalue = SYSQ_MSG_CONTINUE;
214 /* Update global hCursorQueue */
215 hCursorQueue = queue->self;
217 /* Update static double click conditions */
218 if( remove && mouseClick )
220 if( mouseClick == 1 )
223 dblclk_time_limit = msg->time;
224 clk_message = msg->message;
228 /* got double click - zero them out */
229 dblclk_time_limit = clk_hwnd = 0;
234 /* Update message params */
236 msg->message = message;
237 msg->lParam = MAKELONG( pt.x, pt.y );
238 retvalue = SYSQ_MSG_ACCEPT;
241 WIN_ReleaseWndPtr(pWnd);
243 /* Return mouseclick flag */
244 *pmouseClick = mouseClick;
250 /***********************************************************************
251 * MSG_ProcessMouseMsg
253 * Processes a translated mouse hardware event.
254 * The passed in msg structure should contain the updated hWnd,
255 * lParam, wParam and message fields from MSG_TranslateMouseMsg.
259 * SYSQ_MSG_SKIP - Message should be skipped entirely (in this case
260 * HIWORD contains hit test code). Continue translating..
261 * SYSQ_MSG_ACCEPT - the translated message must be passed to the user
262 * MSG_PeekHardwareMsg should return TRUE.
264 static DWORD MSG_ProcessMouseMsg( MSG *msg, BOOL remove, INT16 hittest,
265 POINT16 screen_pt, BOOL mouseClick )
268 HWND hWnd = msg->hwnd;
269 INT16 sendSC = (GetCapture() == 0);
270 UINT message = msg->message;
274 pWnd = WIN_FindWndPtr(hWnd);
278 if (HOOK_IsHooked( WH_MOUSE ))
281 MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
284 hook->pt = screen_pt;
286 hook->wHitTestCode = hittest;
287 hook->dwExtraInfo = 0;
288 ret = HOOK_CallHooks16( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
289 message, (LPARAM)SEGPTR_GET(hook) );
294 retvalue = MAKELONG((INT16)SYSQ_MSG_SKIP, hittest);
299 if (message >= WM_NCMOUSEFIRST && message <= WM_NCMOUSELAST)
300 message += WM_MOUSEFIRST - WM_NCMOUSEFIRST;
302 if ((hittest == HTERROR) || (hittest == HTNOWHERE))
304 else if( remove && mouseClick )
306 HWND hwndTop = WIN_GetTopParent( hWnd );
310 /* Send the WM_PARENTNOTIFY,
311 * note that even for double/nonclient clicks
312 * notification message is still WM_L/M/RBUTTONDOWN.
315 MSG_SendParentNotify( pWnd, message, 0, MAKELPARAM(screen_pt.x, screen_pt.y) );
317 /* Activate the window if needed */
319 if (hWnd != GetActiveWindow() && hWnd != GetDesktopWindow())
321 LONG ret = SendMessageA( hWnd, WM_MOUSEACTIVATE, hwndTop,
322 MAKELONG( hittest, message ) );
324 if ((ret == MA_ACTIVATEANDEAT) || (ret == MA_NOACTIVATEANDEAT))
327 if (((ret == MA_ACTIVATE) || (ret == MA_ACTIVATEANDEAT))
328 && hwndTop != GetForegroundWindow() )
330 if (!WINPOS_SetActiveWindow( hwndTop, TRUE , TRUE ))
335 } else sendSC = (remove && sendSC);
337 /* Send the WM_SETCURSOR message */
341 /* Windows sends the normal mouse message as the message parameter
342 in the WM_SETCURSOR message even if it's non-client mouse message */
343 SendMessageA( hWnd, WM_SETCURSOR, hWnd,
344 MAKELONG( hittest, message ));
348 retvalue = MAKELONG( (UINT16)SYSQ_MSG_SKIP, hittest);
352 retvalue = SYSQ_MSG_ACCEPT;
354 WIN_ReleaseWndPtr(pWnd);
360 /***********************************************************************
361 * MSG_TranslateKbdMsg
363 * Translate a keyboard hardware event into a real message.
365 static DWORD MSG_TranslateKbdMsg( HWND hTopWnd, DWORD first, DWORD last,
366 MSG *msg, BOOL remove )
368 WORD message = msg->message;
369 HWND hWnd = GetFocus();
372 /* Should check Ctrl-Esc and PrintScreen here */
376 /* Send the message to the active window instead, */
377 /* translating messages to their WM_SYS equivalent */
379 hWnd = GetActiveWindow();
381 if( message < WM_SYSKEYDOWN )
382 message += WM_SYSKEYDOWN - WM_KEYDOWN;
384 if ( !hWnd ) return SYSQ_MSG_ABANDON;
385 pWnd = WIN_FindWndPtr( hWnd );
387 if (pWnd && (pWnd->hmemTaskQ != GetFastQueue16()))
389 /* Not for the current task */
390 MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() );
391 if (queue) QUEUE_ClearWakeBit( queue, QS_KEY );
392 QUEUE_Unlock( queue );
394 /* Wake up the other task */
395 queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
396 if (queue) QUEUE_SetWakeBit( queue, QS_KEY );
397 QUEUE_Unlock( queue );
398 WIN_ReleaseWndPtr(pWnd);
399 return SYSQ_MSG_ABANDON;
401 WIN_ReleaseWndPtr(pWnd);
403 if (hTopWnd && hWnd != hTopWnd)
404 if (!IsChild(hTopWnd, hWnd)) return SYSQ_MSG_CONTINUE;
405 if (!MSG_CheckFilter(message, first, last)) return SYSQ_MSG_CONTINUE;
408 msg->message = message;
410 return SYSQ_MSG_ACCEPT;
414 /***********************************************************************
417 * Processes a translated keyboard message
419 static DWORD MSG_ProcessKbdMsg( MSG *msg, BOOL remove )
421 /* Handle F1 key by sending out WM_HELP message */
422 if ((msg->message == WM_KEYUP) &&
423 (msg->wParam == VK_F1) &&
425 (msg->hwnd != GetDesktopWindow()) &&
426 !MENU_IsMenuActive())
429 WND *pWnd = WIN_FindWndPtr(msg->hwnd);
433 hi.cbSize = sizeof(HELPINFO);
434 hi.iContextType = HELPINFO_WINDOW;
435 hi.iCtrlId = pWnd->wIDmenu;
436 hi.hItemHandle = msg->hwnd;
437 hi.dwContextId = pWnd->helpContext;
438 hi.MousePos = msg->pt;
439 SendMessageA(msg->hwnd, WM_HELP, 0, (LPARAM)&hi);
441 WIN_ReleaseWndPtr(pWnd);
444 return (HOOK_CallHooks16( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
445 LOWORD (msg->wParam), msg->lParam )
446 ? SYSQ_MSG_SKIP : SYSQ_MSG_ACCEPT);
450 /***********************************************************************
451 * MSG_JournalRecordMsg
453 * Build an EVENTMSG structure and call JOURNALRECORD hook
455 static void MSG_JournalRecordMsg( MSG *msg )
457 EVENTMSG *event = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
459 event->message = msg->message;
460 event->time = msg->time;
461 if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
463 event->paramL = (msg->wParam & 0xFF) | (HIWORD(msg->lParam) << 8);
464 event->paramH = msg->lParam & 0x7FFF;
465 if (HIWORD(msg->lParam) & 0x0100)
466 event->paramH |= 0x8000; /* special_key - bit */
467 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
469 else if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
471 event->paramL = LOWORD(msg->lParam); /* X pos */
472 event->paramH = HIWORD(msg->lParam); /* Y pos */
473 ClientToScreen16( msg->hwnd, (LPPOINT16)&event->paramL );
474 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
476 else if ((msg->message >= WM_NCMOUSEFIRST) &&
477 (msg->message <= WM_NCMOUSELAST))
479 event->paramL = LOWORD(msg->lParam); /* X pos */
480 event->paramH = HIWORD(msg->lParam); /* Y pos */
481 event->message += WM_MOUSEMOVE-WM_NCMOUSEMOVE;/* give no info about NC area */
482 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
485 HeapFree(SystemHeap, 0, event);
488 /***********************************************************************
489 * MSG_JournalPlayBackMsg
491 * Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
493 static int MSG_JournalPlayBackMsg(void)
496 long wtime,lParam,wParam;
497 WORD keyDown,i,result=0;
499 if ( HOOK_IsHooked( WH_JOURNALPLAYBACK ) )
501 tmpMsg = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
502 if (!tmpMsg) return result;
504 wtime=HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_GETNEXT, 0,
506 /* TRACE(msg,"Playback wait time =%ld\n",wtime); */
510 if ((tmpMsg->message >= WM_KEYFIRST) && (tmpMsg->message <= WM_KEYLAST))
512 wParam=tmpMsg->paramL & 0xFF;
513 lParam=MAKELONG(tmpMsg->paramH&0x7ffff,tmpMsg->paramL>>8);
514 if (tmpMsg->message == WM_KEYDOWN || tmpMsg->message == WM_SYSKEYDOWN)
516 for (keyDown=i=0; i<256 && !keyDown; i++)
517 if (InputKeyStateTable[i] & 0x80)
520 lParam |= 0x40000000;
521 AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] |= 0x80;
523 else /* WM_KEYUP, WM_SYSKEYUP */
525 lParam |= 0xC0000000;
526 AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] &= ~0x80;
528 if (InputKeyStateTable[VK_MENU] & 0x80)
529 lParam |= 0x20000000;
530 if (tmpMsg->paramH & 0x8000) /*special_key bit*/
531 lParam |= 0x01000000;
532 hardware_event( tmpMsg->message & 0xffff, LOWORD(wParam), lParam,
533 0, 0, tmpMsg->time, 0 );
537 if ((tmpMsg->message>= WM_MOUSEFIRST) && (tmpMsg->message <= WM_MOUSELAST))
539 switch (tmpMsg->message)
542 MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=TRUE;break;
544 MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=FALSE;break;
546 MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=TRUE;break;
548 MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=FALSE;break;
550 MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=TRUE;break;
552 MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=FALSE;break;
554 AsyncKeyStateTable[VK_LBUTTON]= InputKeyStateTable[VK_LBUTTON] = MouseButtonsStates[0] ? 0x80 : 0;
555 AsyncKeyStateTable[VK_MBUTTON]= InputKeyStateTable[VK_MBUTTON] = MouseButtonsStates[1] ? 0x80 : 0;
556 AsyncKeyStateTable[VK_RBUTTON]= InputKeyStateTable[VK_RBUTTON] = MouseButtonsStates[2] ? 0x80 : 0;
557 SetCursorPos(tmpMsg->paramL,tmpMsg->paramH);
558 lParam=MAKELONG(tmpMsg->paramL,tmpMsg->paramH);
560 if (MouseButtonsStates[0]) wParam |= MK_LBUTTON;
561 if (MouseButtonsStates[1]) wParam |= MK_MBUTTON;
562 if (MouseButtonsStates[2]) wParam |= MK_RBUTTON;
563 hardware_event( tmpMsg->message & 0xffff, LOWORD (wParam), lParam,
564 tmpMsg->paramL, tmpMsg->paramH, tmpMsg->time, 0 );
567 HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_SKIP, 0,
573 if( tmpMsg->message == WM_QUEUESYNC )
574 if (HOOK_IsHooked( WH_CBT ))
575 HOOK_CallHooksA( WH_CBT, HCBT_QS, 0, 0L);
577 result= QS_MOUSE | QS_KEY; /* ? */
579 HeapFree(SystemHeap, 0, tmpMsg);
584 /***********************************************************************
585 * MSG_PeekHardwareMsg
587 * Peek for a hardware message matching the hwnd and message filters.
589 static BOOL MSG_PeekHardwareMsg( MSG *msg, HWND hwnd, DWORD first, DWORD last,
592 DWORD status = SYSQ_MSG_ACCEPT;
593 MESSAGEQUEUE *sysMsgQueue = QUEUE_GetSysQueue();
594 enum { MOUSE_MSG = 0, KEYBOARD_MSG, HARDWARE_MSG } msgType;
595 QMSG *nextqmsg, *qmsg = 0;
598 EnterCriticalSection(&sysMsgQueue->cSection);
600 /* Loop through the Q and translate the message we wish to process
601 * while we own the lock. Based on the translation status (abandon/cont/accept)
602 * we then process the message accordingly
605 for ( qmsg = sysMsgQueue->firstMsg; qmsg; qmsg = nextqmsg )
613 nextqmsg = qmsg->nextMsg;
615 /* Translate message */
617 if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
619 HWND hWndScope = (HWND)qmsg->extraInfo;
620 WND *tmpWnd = (Options.managed && IsWindow(hWndScope) )
621 ? WIN_FindWndPtr(hWndScope) : WIN_GetDesktop();
623 status = MSG_TranslateMouseMsg(hwnd, first, last, msg, remove, tmpWnd,
624 &hittest, &screen_pt, &mouseClick );
627 WIN_ReleaseWndPtr(tmpWnd);
630 else if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
632 status = MSG_TranslateKbdMsg(hwnd, first, last, msg, remove);
633 msgType = KEYBOARD_MSG;
635 else /* Non-standard hardware event */
637 HARDWAREHOOKSTRUCT16 *hook;
638 msgType = HARDWARE_MSG;
639 if ((hook = SEGPTR_NEW(HARDWAREHOOKSTRUCT16)))
642 hook->hWnd = msg->hwnd;
643 hook->wMessage = msg->message & 0xffff;
644 hook->wParam = LOWORD (msg->wParam);
645 hook->lParam = msg->lParam;
646 ret = HOOK_CallHooks16( WH_HARDWARE,
647 remove ? HC_ACTION : HC_NOREMOVE,
648 0, (LPARAM)SEGPTR_GET(hook) );
652 QUEUE_RemoveMsg( sysMsgQueue, qmsg );
655 status = SYSQ_MSG_ACCEPT;
660 switch (LOWORD(status))
662 case SYSQ_MSG_ACCEPT:
664 /* Remove the message from the system msg Q while it is still locked,
665 * before accepting it */
668 if (HOOK_IsHooked( WH_JOURNALRECORD )) MSG_JournalRecordMsg( msg );
669 QUEUE_RemoveMsg( sysMsgQueue, qmsg );
671 /* Now actually process the message, after we unlock the system msg Q.
672 * We should not hold on to the crst since SendMessage calls during processing
673 * will potentially cause callbacks to PeekMessage from the application.
674 * If we're holding the crst and QUEUE_WaitBits is called with a
675 * QS_SENDMESSAGE mask we will deadlock in hardware_event() when a
676 * message is being posted to the Q.
678 LeaveCriticalSection(&sysMsgQueue->cSection);
679 if( msgType == KEYBOARD_MSG )
680 status = MSG_ProcessKbdMsg( msg, remove );
681 else if ( msgType == MOUSE_MSG )
682 status = MSG_ProcessMouseMsg( msg, remove, hittest, screen_pt, mouseClick );
684 /* Reclaim the sys msg Q crst */
685 EnterCriticalSection(&sysMsgQueue->cSection);
687 /* Pass the translated message to the user if it was accepted */
688 if (status == SYSQ_MSG_ACCEPT)
691 /* If not accepted, fall through into the SYSQ_MSG_SKIP case */
695 if (HOOK_IsHooked( WH_CBT ))
697 if( msgType == KEYBOARD_MSG )
698 HOOK_CallHooks16( WH_CBT, HCBT_KEYSKIPPED,
699 LOWORD (msg->wParam), msg->lParam );
700 else if ( msgType == MOUSE_MSG )
702 MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
705 CONV_POINT32TO16( &msg->pt,&hook->pt );
706 hook->hwnd = msg->hwnd;
707 hook->wHitTestCode = HIWORD(status);
708 hook->dwExtraInfo = 0;
709 HOOK_CallHooks16( WH_CBT, HCBT_CLICKSKIPPED ,msg->message & 0xffff,
710 (LPARAM)SEGPTR_GET(hook) );
716 /* If the message was removed earlier set up nextqmsg so that we start
717 * at the top of the queue again. We need to do this since our next pointer
718 * could be invalid due to us unlocking the system message Q to process the message.
719 * If not removed just refresh nextqmsg to point to the next msg.
722 nextqmsg = sysMsgQueue->firstMsg;
724 nextqmsg = qmsg->nextMsg;
728 case SYSQ_MSG_CONTINUE:
731 case SYSQ_MSG_ABANDON:
741 LeaveCriticalSection(&sysMsgQueue->cSection);
746 /**********************************************************************
747 * SetDoubleClickTime (USER.20)
749 void WINAPI SetDoubleClickTime16( UINT16 interval )
751 SetDoubleClickTime( interval );
755 /**********************************************************************
756 * SetDoubleClickTime (USER32.@)
758 BOOL WINAPI SetDoubleClickTime( UINT interval )
760 doubleClickSpeed = interval ? interval : 500;
765 /**********************************************************************
766 * GetDoubleClickTime (USER.21)
768 UINT16 WINAPI GetDoubleClickTime16(void)
770 return doubleClickSpeed;
774 /**********************************************************************
775 * GetDoubleClickTime (USER32.@)
777 UINT WINAPI GetDoubleClickTime(void)
779 return doubleClickSpeed;
783 /***********************************************************************
784 * MSG_SendMessageInterThread
786 * Implementation of an inter-task SendMessage.
788 * 0 if error or timeout
791 static LRESULT MSG_SendMessageInterThread( HQUEUE16 hDestQueue,
793 WPARAM wParam, LPARAM lParam,
794 DWORD timeout, WORD flags,
797 MESSAGEQUEUE *queue, *destQ;
804 if (IsTaskLocked16() || !IsWindow(hwnd))
807 /* create a SMSG structure to hold SendMessage() parameters */
808 if (! (smsg = (SMSG *) HeapAlloc( SystemHeap, 0, sizeof(SMSG) )) )
810 if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() ))) return 0;
812 if (!(destQ = (MESSAGEQUEUE*)QUEUE_Lock( hDestQueue )))
814 QUEUE_Unlock( queue );
818 TRACE_(sendmsg)("SM: %s [%04x] (%04x -> %04x)\n",
819 SPY_GetMsgName(msg), msg, queue->self, hDestQueue );
821 /* fill up SMSG structure */
824 smsg->wParam = wParam;
825 smsg->lParam = lParam;
828 smsg->hSrcQueue = pRes ? GetFastQueue16() : 0;
829 smsg->hDstQueue = hDestQueue;
833 /* add smsg struct in the processing SM list of the source queue */
834 QUEUE_AddSMSG(queue, SM_PROCESSING_LIST, smsg);
836 /* this is a notification message, we don't need a reply */
837 smsg->flags |= SMSG_ALREADY_REPLIED | SMSG_RECEIVER_CLEANS;
840 /* add smsg struct in the pending list of the destination queue */
841 if (QUEUE_AddSMSG(destQ, SM_PENDING_LIST, smsg) == FALSE)
847 if (!pRes) goto CLEANUP; /* don't need a reply */
849 iWndsLocks = WIN_SuspendWndsLock();
851 /* force destination task to run next, if 16 bit threads */
852 if ( THREAD_IsWin16(NtCurrentTeb()) && THREAD_IsWin16(destQ->teb) )
853 DirectedYield16( destQ->teb->htask16 );
855 /* wait for the result, note that 16-bit apps almost always get out of
856 * DirectedYield() with SMSG_HAVE_RESULT flag already set */
861 * The sequence is crucial to avoid deadlock situations:
862 * - first, we clear the QS_SMRESULT bit
863 * - then, we check the SMSG_HAVE_RESULT bit
864 * - only if this isn't set, we enter the wait state.
866 * As the receiver first sets the SMSG_HAVE_RESULT and then wakes us,
867 * we are guaranteed that -should we now clear the QS_SMRESULT that
868 * was signalled already by the receiver- we will not start waiting.
871 if ( smsg->flags & SMSG_HAVE_RESULT )
874 *pRes = smsg->lResult;
875 TRACE_(sendmsg)("smResult = %08x\n", (unsigned)*pRes );
879 QUEUE_ClearWakeBit( queue, QS_SMRESULT );
881 if ( smsg->flags & SMSG_HAVE_RESULT )
884 if( QUEUE_WaitBits( QS_SMRESULT, timeout ) == 0 )
886 /* return with timeout */
892 WIN_RestoreWndsLock(iWndsLocks);
894 /* remove the smsg from the processing list of the source queue */
895 QUEUE_RemoveSMSG( queue, SM_PROCESSING_LIST, smsg );
897 /* Note: the destination thread is in charge of removing the smsg from
900 /* In the case of an early reply (or a timeout), sender thread will
901 released the smsg structure if the receiver thread is done
902 (SMSG_RECEIVED set). If the receiver thread isn't done,
903 SMSG_RECEIVER_CLEANS_UP flag is set, and it will be the receiver
904 responsibility to release smsg */
905 EnterCriticalSection( &queue->cSection );
907 if (smsg->flags & SMSG_RECEIVED)
908 HeapFree(SystemHeap, 0, smsg);
910 smsg->flags |= SMSG_RECEIVER_CLEANS;
912 LeaveCriticalSection( &queue->cSection );
916 QUEUE_Unlock( queue );
917 QUEUE_Unlock( destQ );
919 TRACE_(sendmsg)("done!\n");
924 /***********************************************************************
925 * ReplyMessage (USER.115)
927 void WINAPI ReplyMessage16( LRESULT result )
929 ReplyMessage( result );
932 /***********************************************************************
933 * ReplyMessage (USER32.@)
935 BOOL WINAPI ReplyMessage( LRESULT result )
937 MESSAGEQUEUE *senderQ = 0;
938 MESSAGEQUEUE *queue = 0;
942 if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() )))
945 TRACE_(sendmsg)("ReplyMessage, queue %04x\n", queue->self);
948 if ( !(smsg = queue->smWaiting)
949 || !( (senderQ = QUEUE_Lock( smsg->hSrcQueue ))
950 || (smsg->flags & SMSG_ALREADY_REPLIED)) )
951 goto ReplyMessageEnd;
953 if ( !(smsg->flags & SMSG_ALREADY_REPLIED) )
955 /* This is the first reply, so pass result to sender */
957 TRACE_(sendmsg)("\trpm: smResult = %08lx\n", (long) result );
959 EnterCriticalSection(&senderQ->cSection);
961 smsg->lResult = result;
962 smsg->flags |= SMSG_ALREADY_REPLIED;
964 /* check if it's an early reply (called by the application) or
965 a regular reply (called by ReceiveMessage) */
966 if ( !(smsg->flags & SMSG_SENDING_REPLY) )
967 smsg->flags |= SMSG_EARLY_REPLY;
969 smsg->flags |= SMSG_HAVE_RESULT;
971 LeaveCriticalSection(&senderQ->cSection);
973 /* tell the sending task that its reply is ready */
974 QUEUE_SetWakeBit( senderQ, QS_SMRESULT );
976 /* switch directly to sending task (16 bit thread only) */
977 if ( THREAD_IsWin16( NtCurrentTeb() ) && THREAD_IsWin16( senderQ->teb ) )
978 DirectedYield16( senderQ->teb->htask16 );
983 if (smsg->flags & SMSG_SENDING_REPLY)
985 /* remove msg from the waiting list, since this is the last
987 QUEUE_RemoveSMSG( queue, SM_WAITING_LIST, smsg );
989 if (senderQ) EnterCriticalSection(&senderQ->cSection);
991 /* tell the sender we're all done with smsg structure */
992 smsg->flags |= SMSG_RECEIVED;
994 /* sender will set SMSG_RECEIVER_CLEANS_UP if it wants the
995 receiver to clean up smsg, it could only happen when there is
996 an early reply or a timeout */
997 if ( smsg->flags & SMSG_RECEIVER_CLEANS )
999 TRACE_(sendmsg)("Receiver cleans up!\n" );
1000 HeapFree( SystemHeap, 0, smsg );
1003 if (senderQ) LeaveCriticalSection(&senderQ->cSection);
1008 QUEUE_Unlock( senderQ );
1010 QUEUE_Unlock( queue );
1015 /***********************************************************************
1018 static BOOL MSG_ConvertMsg( MSG *msg, int srcType, int dstType )
1023 switch ( MAKELONG( srcType, dstType ) )
1025 case MAKELONG( QMSG_WIN16, QMSG_WIN16 ):
1026 case MAKELONG( QMSG_WIN32A, QMSG_WIN32A ):
1027 case MAKELONG( QMSG_WIN32W, QMSG_WIN32W ):
1030 case MAKELONG( QMSG_WIN16, QMSG_WIN32A ):
1031 switch ( WINPROC_MapMsg16To32A( msg->message, msg->wParam,
1032 &msg->message, &msg->wParam, &msg->lParam ) )
1037 /* Pointer messages were mapped --> need to free allocated memory and fail */
1038 WINPROC_UnmapMsg16To32A( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1043 case MAKELONG( QMSG_WIN16, QMSG_WIN32W ):
1044 switch ( WINPROC_MapMsg16To32W( msg->hwnd, msg->message, msg->wParam,
1045 &msg->message, &msg->wParam, &msg->lParam ) )
1050 /* Pointer messages were mapped --> need to free allocated memory and fail */
1051 WINPROC_UnmapMsg16To32W( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1056 case MAKELONG( QMSG_WIN32A, QMSG_WIN16 ):
1057 mp16.lParam = msg->lParam;
1058 switch ( WINPROC_MapMsg32ATo16( msg->hwnd, msg->message, msg->wParam,
1059 &msg16, &mp16.wParam, &mp16.lParam ) )
1062 msg->message = msg16;
1063 msg->wParam = mp16.wParam;
1064 msg->lParam = mp16.lParam;
1067 /* Pointer messages were mapped --> need to free allocated memory and fail */
1068 WINPROC_UnmapMsg32ATo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1073 case MAKELONG( QMSG_WIN32W, QMSG_WIN16 ):
1074 mp16.lParam = msg->lParam;
1075 switch ( WINPROC_MapMsg32WTo16( msg->hwnd, msg->message, msg->wParam,
1076 &msg16, &mp16.wParam, &mp16.lParam ) )
1079 msg->message = msg16;
1080 msg->wParam = mp16.wParam;
1081 msg->lParam = mp16.lParam;
1084 /* Pointer messages were mapped --> need to free allocated memory and fail */
1085 WINPROC_UnmapMsg32WTo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1090 case MAKELONG( QMSG_WIN32A, QMSG_WIN32W ):
1091 switch ( WINPROC_MapMsg32ATo32W( msg->hwnd, msg->message, &msg->wParam, &msg->lParam ) )
1096 /* Pointer messages were mapped --> need to free allocated memory and fail */
1097 WINPROC_UnmapMsg32ATo32W( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1102 case MAKELONG( QMSG_WIN32W, QMSG_WIN32A ):
1103 switch ( WINPROC_MapMsg32WTo32A( msg->hwnd, msg->message, &msg->wParam, &msg->lParam ) )
1108 /* Pointer messages were mapped --> need to free allocated memory and fail */
1109 WINPROC_UnmapMsg32WTo32A( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1115 FIXME( "Invalid message type(s): %d / %d\n", srcType, dstType );
1120 /***********************************************************************
1123 static BOOL MSG_PeekMessage( int type, LPMSG msg, HWND hwnd,
1124 DWORD first, DWORD last, WORD flags, BOOL peek )
1127 MESSAGEQUEUE *msgQueue;
1132 mask = QS_POSTMESSAGE | QS_SENDMESSAGE; /* Always selected */
1135 if ((first <= WM_KEYLAST) && (last >= WM_KEYFIRST)) mask |= QS_KEY;
1136 if ( ((first <= WM_MOUSELAST) && (last >= WM_MOUSEFIRST)) ||
1137 ((first <= WM_NCMOUSELAST) && (last >= WM_NCMOUSEFIRST)) ) mask |= QS_MOUSE;
1138 if ((first <= WM_TIMER) && (last >= WM_TIMER)) mask |= QS_TIMER;
1139 if ((first <= WM_SYSTIMER) && (last >= WM_SYSTIMER)) mask |= QS_TIMER;
1140 if ((first <= WM_PAINT) && (last >= WM_PAINT)) mask |= QS_PAINT;
1142 else mask |= QS_MOUSE | QS_KEY | QS_TIMER | QS_PAINT;
1144 if (IsTaskLocked16()) flags |= PM_NOYIELD;
1146 /* Never yield on Win32 threads */
1147 if (!THREAD_IsWin16(NtCurrentTeb())) flags |= PM_NOYIELD;
1149 iWndsLocks = WIN_SuspendWndsLock();
1155 hQueue = GetFastQueue16();
1156 msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1159 WIN_RestoreWndsLock(iWndsLocks);
1162 msgQueue->changeBits = 0;
1164 /* First handle a message put by SendMessage() */
1166 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1167 QUEUE_ReceiveMessage( msgQueue );
1169 /* Now handle a WM_QUIT message */
1171 if (msgQueue->wPostQMsg &&
1172 (!first || WM_QUIT >= first) &&
1173 (!last || WM_QUIT <= last) )
1176 msg->message = WM_QUIT;
1177 msg->wParam = msgQueue->wExitCode;
1179 if (flags & PM_REMOVE) msgQueue->wPostQMsg = 0;
1183 /* Now find a normal message */
1186 if (((msgQueue->wakeBits & mask) & QS_POSTMESSAGE) &&
1187 ((qmsg = QUEUE_FindMsg( msgQueue, hwnd, first, last )) != 0))
1189 /* Try to convert message to requested type */
1190 MSG tmpMsg = qmsg->msg;
1191 if ( !MSG_ConvertMsg( &tmpMsg, qmsg->type, type ) )
1193 ERR( "Message %s of wrong type contains pointer parameters. Skipped!\n",
1194 SPY_GetMsgName(tmpMsg.message));
1195 QUEUE_RemoveMsg( msgQueue, qmsg );
1200 msgQueue->GetMessageTimeVal = msg->time;
1201 CONV_POINT32TO16(&msg->pt, &pt16);
1202 msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
1203 msgQueue->GetMessageExtraInfoVal = qmsg->extraInfo;
1205 if (flags & PM_REMOVE) QUEUE_RemoveMsg( msgQueue, qmsg );
1209 msgQueue->changeBits |= MSG_JournalPlayBackMsg();
1211 /* Now find a hardware event */
1213 if (MSG_PeekHardwareMsg( msg, hwnd, first, last, flags & PM_REMOVE ))
1216 msgQueue->GetMessageTimeVal = msg->time;
1217 CONV_POINT32TO16(&msg->pt, &pt16);
1218 msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
1219 msgQueue->GetMessageExtraInfoVal = 0; /* Always 0 for now */
1223 /* Check again for SendMessage */
1225 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1226 QUEUE_ReceiveMessage( msgQueue );
1228 /* Now find a WM_PAINT message */
1230 if ((msgQueue->wakeBits & mask) & QS_PAINT)
1233 msg->hwnd = WIN_FindWinToRepaint( hwnd , hQueue );
1234 msg->message = WM_PAINT;
1238 if ((wndPtr = WIN_FindWndPtr(msg->hwnd)))
1240 if( wndPtr->dwStyle & WS_MINIMIZE &&
1241 (HICON) GetClassLongA(wndPtr->hwndSelf, GCL_HICON) )
1243 msg->message = WM_PAINTICON;
1247 if( !hwnd || msg->hwnd == hwnd || IsChild16(hwnd,msg->hwnd) )
1249 if( wndPtr->flags & WIN_INTERNAL_PAINT && !wndPtr->hrgnUpdate)
1251 wndPtr->flags &= ~WIN_INTERNAL_PAINT;
1252 QUEUE_DecPaintCount( hQueue );
1254 WIN_ReleaseWndPtr(wndPtr);
1257 WIN_ReleaseWndPtr(wndPtr);
1261 /* Check for timer messages, but yield first */
1263 if (!(flags & PM_NOYIELD))
1266 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1267 QUEUE_ReceiveMessage( msgQueue );
1269 if ((msgQueue->wakeBits & mask) & QS_TIMER)
1271 if (TIMER_GetTimerMsg(msg, hwnd, hQueue, flags & PM_REMOVE)) break;
1276 if (!(flags & PM_NOYIELD)) UserYield16();
1278 QUEUE_Unlock( msgQueue );
1279 WIN_RestoreWndsLock(iWndsLocks);
1282 msgQueue->wakeMask = mask;
1283 QUEUE_WaitBits( mask, INFINITE );
1284 QUEUE_Unlock( msgQueue );
1287 WIN_RestoreWndsLock(iWndsLocks);
1289 /* instead of unlocking queue for every break condition, all break
1290 condition will fall here */
1291 QUEUE_Unlock( msgQueue );
1293 /* We got a message */
1294 if (flags & PM_REMOVE)
1296 WORD message = msg->message;
1298 if (message == WM_KEYDOWN || message == WM_SYSKEYDOWN)
1300 BYTE *p = &QueueKeyStateTable[msg->wParam & 0xff];
1306 else if (message == WM_KEYUP || message == WM_SYSKEYUP)
1307 QueueKeyStateTable[msg->wParam & 0xff] &= ~0x80;
1314 return (msg->message != WM_QUIT);
1317 /***********************************************************************
1318 * MSG_InternalGetMessage
1320 * GetMessage() function for internal use. Behave like GetMessage(),
1321 * but also call message filters and optionally send WM_ENTERIDLE messages.
1322 * 'hwnd' must be the handle of the dialog or menu window.
1323 * 'code' is the message filter value (MSGF_??? codes).
1325 BOOL MSG_InternalGetMessage( int type, MSG *msg, HWND hwnd, HWND hwndOwner,
1326 WPARAM code, WORD flags, BOOL sendIdle, BOOL* idleSent )
1332 if (!MSG_PeekMessage( type, msg, 0, 0, 0, flags, TRUE ))
1334 /* No message present -> send ENTERIDLE and wait */
1335 if (IsWindow(hwndOwner))
1337 SendMessageA( hwndOwner, WM_ENTERIDLE,
1338 code, (LPARAM)hwnd );
1343 MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1346 else /* Always wait for a message */
1347 MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1349 /* Call message filters */
1351 if (HOOK_IsHooked( WH_SYSMSGFILTER ) || HOOK_IsHooked( WH_MSGFILTER ))
1353 MSG *pmsg = HeapAlloc( SystemHeap, 0, sizeof(MSG) );
1358 ret = (HOOK_CallHooksA( WH_SYSMSGFILTER, code, 0,
1360 HOOK_CallHooksA( WH_MSGFILTER, code, 0,
1363 HeapFree( SystemHeap, 0, pmsg );
1366 /* Message filtered -> remove it from the queue */
1367 /* if it's still there. */
1368 if (!(flags & PM_REMOVE))
1369 MSG_PeekMessage( type, msg, 0, 0, 0, PM_REMOVE, TRUE );
1375 return (msg->message != WM_QUIT);
1380 /***********************************************************************
1381 * PeekMessage32 (USER.819)
1383 BOOL16 WINAPI PeekMessage32_16( SEGPTR msg16_32, HWND16 hwnd,
1384 UINT16 first, UINT16 last, UINT16 flags,
1385 BOOL16 wHaveParamHigh )
1388 MSG32_16 *lpmsg16_32 = MapSL(msg16_32);
1391 ret = MSG_PeekMessage( QMSG_WIN16, &msg, hwnd, first, last, flags, TRUE );
1393 lpmsg16_32->msg.hwnd = msg.hwnd;
1394 lpmsg16_32->msg.message = msg.message;
1395 lpmsg16_32->msg.wParam = LOWORD(msg.wParam);
1396 lpmsg16_32->msg.lParam = msg.lParam;
1397 lpmsg16_32->msg.time = msg.time;
1398 lpmsg16_32->msg.pt.x = (INT16)msg.pt.x;
1399 lpmsg16_32->msg.pt.y = (INT16)msg.pt.y;
1401 if ( wHaveParamHigh )
1402 lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1404 HOOK_CallHooks16( WH_GETMESSAGE, HC_ACTION, flags & PM_REMOVE, (LPARAM)msg16_32 );
1408 /***********************************************************************
1409 * PeekMessage (USER.109)
1411 BOOL16 WINAPI PeekMessage16( SEGPTR msg, HWND16 hwnd,
1412 UINT16 first, UINT16 last, UINT16 flags )
1414 return PeekMessage32_16( msg, hwnd, first, last, flags, FALSE );
1417 /***********************************************************************
1418 * PeekMessageA (USER32.@)
1420 BOOL WINAPI PeekMessageA( LPMSG lpmsg, HWND hwnd,
1421 UINT min, UINT max, UINT wRemoveMsg)
1423 BOOL ret = MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1425 TRACE( "peekmessage %04x, hwnd %04x, filter(%04x - %04x)\n",
1426 lpmsg->message, hwnd, min, max );
1428 if (ret) HOOK_CallHooksA( WH_GETMESSAGE, HC_ACTION,
1429 wRemoveMsg & PM_REMOVE, (LPARAM)lpmsg );
1433 /***********************************************************************
1434 * PeekMessageW (USER32.@) Check queue for messages
1436 * Checks for a message in the thread's queue, filtered as for
1437 * GetMessage(). Returns immediately whether a message is available
1440 * Whether a retrieved message is removed from the queue is set by the
1441 * _wRemoveMsg_ flags, which should be one of the following values:
1443 * PM_NOREMOVE Do not remove the message from the queue.
1445 * PM_REMOVE Remove the message from the queue.
1447 * In addition, PM_NOYIELD may be combined into _wRemoveMsg_ to
1448 * request that the system not yield control during PeekMessage();
1449 * however applications may not rely on scheduling behavior.
1453 * Nonzero if a message is available and is retrieved, zero otherwise.
1460 BOOL WINAPI PeekMessageW(
1461 LPMSG lpmsg, /* [out] buffer to receive message */
1462 HWND hwnd, /* [in] restrict to messages for hwnd */
1463 UINT min, /* [in] minimum message to receive */
1464 UINT max, /* [in] maximum message to receive */
1465 UINT wRemoveMsg /* [in] removal flags */
1468 BOOL ret = MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1469 if (ret) HOOK_CallHooksW( WH_GETMESSAGE, HC_ACTION,
1470 wRemoveMsg & PM_REMOVE, (LPARAM)lpmsg );
1475 /***********************************************************************
1476 * GetMessage32_16 (USER.820)
1478 BOOL16 WINAPI GetMessage32_16( SEGPTR msg16_32, HWND16 hWnd, UINT16 first,
1479 UINT16 last, BOOL16 wHaveParamHigh )
1481 MSG32_16 *lpmsg16_32 = MapSL(msg16_32);
1484 MSG_PeekMessage( QMSG_WIN16, &msg, hWnd, first, last, PM_REMOVE, FALSE );
1486 lpmsg16_32->msg.hwnd = msg.hwnd;
1487 lpmsg16_32->msg.message = msg.message;
1488 lpmsg16_32->msg.wParam = LOWORD(msg.wParam);
1489 lpmsg16_32->msg.lParam = msg.lParam;
1490 lpmsg16_32->msg.time = msg.time;
1491 lpmsg16_32->msg.pt.x = (INT16)msg.pt.x;
1492 lpmsg16_32->msg.pt.y = (INT16)msg.pt.y;
1494 if ( wHaveParamHigh )
1495 lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1497 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1498 lpmsg16_32->msg.message, hWnd, first, last );
1500 HOOK_CallHooks16( WH_GETMESSAGE, HC_ACTION, PM_REMOVE, (LPARAM)msg16_32 );
1501 return lpmsg16_32->msg.message != WM_QUIT;
1504 /***********************************************************************
1505 * GetMessage (USER.108)
1507 BOOL16 WINAPI GetMessage16( SEGPTR msg, HWND16 hwnd, UINT16 first, UINT16 last)
1509 return GetMessage32_16( msg, hwnd, first, last, FALSE );
1512 /***********************************************************************
1513 * GetMessageA (USER32.@)
1515 BOOL WINAPI GetMessageA( MSG *lpmsg, HWND hwnd, UINT min, UINT max )
1517 MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1519 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1520 lpmsg->message, hwnd, min, max );
1522 HOOK_CallHooksA( WH_GETMESSAGE, HC_ACTION, PM_REMOVE, (LPARAM)lpmsg );
1523 return lpmsg->message != WM_QUIT;
1526 /***********************************************************************
1527 * GetMessageW (USER32.@) Retrieve next message
1529 * GetMessage retrieves the next event from the calling thread's
1530 * queue and deposits it in *lpmsg.
1532 * If _hwnd_ is not NULL, only messages for window _hwnd_ and its
1533 * children as specified by IsChild() are retrieved. If _hwnd_ is NULL
1534 * all application messages are retrieved.
1536 * _min_ and _max_ specify the range of messages of interest. If
1537 * min==max==0, no filtering is performed. Useful examples are
1538 * WM_KEYFIRST and WM_KEYLAST to retrieve keyboard input, and
1539 * WM_MOUSEFIRST and WM_MOUSELAST to retrieve mouse input.
1541 * WM_PAINT messages are not removed from the queue; they remain until
1542 * processed. Other messages are removed from the queue.
1546 * -1 on error, 0 if message is WM_QUIT, nonzero otherwise.
1553 BOOL WINAPI GetMessageW(
1554 MSG* lpmsg, /* [out] buffer to receive message */
1555 HWND hwnd, /* [in] restrict to messages for hwnd */
1556 UINT min, /* [in] minimum message to receive */
1557 UINT max /* [in] maximum message to receive */
1560 MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1562 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1563 lpmsg->message, hwnd, min, max );
1565 HOOK_CallHooksW( WH_GETMESSAGE, HC_ACTION, PM_REMOVE, (LPARAM)lpmsg );
1566 return lpmsg->message != WM_QUIT;
1569 /***********************************************************************
1572 static BOOL MSG_PostToQueue( HQUEUE16 hQueue, int type, HWND hwnd,
1573 UINT message, WPARAM wParam, LPARAM lParam )
1577 if ( !hQueue ) return FALSE;
1580 msg.message = message;
1581 msg.wParam = wParam;
1582 msg.lParam = lParam;
1583 msg.time = GetTickCount();
1584 GetCursorPos(&msg.pt);
1586 return QUEUE_AddMsg( hQueue, type, &msg, 0 );
1589 /***********************************************************************
1592 static BOOL MSG_PostMessage( int type, HWND hwnd, UINT message,
1593 WPARAM wParam, LPARAM lParam )
1598 if (hwnd == HWND_BROADCAST)
1600 WND *pDesktop = WIN_GetDesktop();
1601 TRACE("HWND_BROADCAST !\n");
1603 for (wndPtr=WIN_LockWndPtr(pDesktop->child); wndPtr; WIN_UpdateWndPtr(&wndPtr,wndPtr->next))
1605 if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1607 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04X l=%08lX !\n",
1608 wndPtr->hwndSelf, message, wParam, lParam);
1609 MSG_PostToQueue( wndPtr->hmemTaskQ, type,
1610 wndPtr->hwndSelf, message, wParam, lParam );
1613 WIN_ReleaseDesktop();
1614 TRACE("End of HWND_BROADCAST !\n");
1618 wndPtr = WIN_FindWndPtr( hwnd );
1619 hQueue = wndPtr? wndPtr->hmemTaskQ : 0;
1620 WIN_ReleaseWndPtr(wndPtr);
1622 return MSG_PostToQueue( hQueue, type, hwnd, message, wParam, lParam );
1625 /***********************************************************************
1626 * PostMessage (USER.110)
1628 BOOL16 WINAPI PostMessage16( HWND16 hwnd, UINT16 message, WPARAM16 wParam,
1631 return (BOOL16) MSG_PostMessage( QMSG_WIN16, hwnd, message, wParam, lParam );
1634 /***********************************************************************
1635 * PostMessageA (USER32.@)
1637 BOOL WINAPI PostMessageA( HWND hwnd, UINT message, WPARAM wParam,
1640 return MSG_PostMessage( QMSG_WIN32A, hwnd, message, wParam, lParam );
1643 /***********************************************************************
1644 * PostMessageW (USER32.@)
1646 BOOL WINAPI PostMessageW( HWND hwnd, UINT message, WPARAM wParam,
1649 return MSG_PostMessage( QMSG_WIN32W, hwnd, message, wParam, lParam );
1652 /***********************************************************************
1653 * PostAppMessage16 (USER.116)
1655 BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 message,
1656 WPARAM16 wParam, LPARAM lParam )
1658 return MSG_PostToQueue( GetTaskQueue16(hTask), QMSG_WIN16,
1659 0, message, wParam, lParam );
1662 /**********************************************************************
1663 * PostThreadMessageA (USER32.@)
1665 BOOL WINAPI PostThreadMessageA( DWORD idThread, UINT message,
1666 WPARAM wParam, LPARAM lParam )
1668 return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32A,
1669 0, message, wParam, lParam );
1672 /**********************************************************************
1673 * PostThreadMessageW (USER32.@)
1675 BOOL WINAPI PostThreadMessageW( DWORD idThread, UINT message,
1676 WPARAM wParam, LPARAM lParam )
1678 return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32W,
1679 0, message, wParam, lParam );
1683 /************************************************************************
1684 * MSG_CallWndProcHook32
1686 static void MSG_CallWndProcHook( LPMSG pmsg, BOOL bUnicode )
1690 cwp.lParam = pmsg->lParam;
1691 cwp.wParam = pmsg->wParam;
1692 cwp.message = pmsg->message;
1693 cwp.hwnd = pmsg->hwnd;
1695 if (bUnicode) HOOK_CallHooksW(WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp);
1696 else HOOK_CallHooksA( WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp );
1698 pmsg->lParam = cwp.lParam;
1699 pmsg->wParam = cwp.wParam;
1700 pmsg->message = cwp.message;
1701 pmsg->hwnd = cwp.hwnd;
1705 /***********************************************************************
1708 * return values: 0 if timeout occurs
1711 static LRESULT MSG_SendMessage( HWND hwnd, UINT msg, WPARAM wParam,
1712 LPARAM lParam, DWORD timeout, WORD flags,
1716 WND **list, **ppWnd;
1719 if (pRes) *pRes = 0;
1721 if (hwnd == HWND_BROADCAST|| hwnd == HWND_TOPMOST)
1723 if (pRes) *pRes = 1;
1725 if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
1727 WIN_ReleaseDesktop();
1730 WIN_ReleaseDesktop();
1732 TRACE("HWND_BROADCAST !\n");
1733 for (ppWnd = list; *ppWnd; ppWnd++)
1735 WIN_UpdateWndPtr(&wndPtr,*ppWnd);
1736 if (!IsWindow(wndPtr->hwndSelf)) continue;
1737 if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1739 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04lX l=%08lX !\n",
1740 wndPtr->hwndSelf, msg, (DWORD)wParam, lParam);
1741 MSG_SendMessage( wndPtr->hwndSelf, msg, wParam, lParam,
1742 timeout, flags, pRes);
1745 WIN_ReleaseWndPtr(wndPtr);
1746 WIN_ReleaseWinArray(list);
1747 TRACE("End of HWND_BROADCAST !\n");
1751 if (HOOK_IsHooked( WH_CALLWNDPROC ))
1753 if (flags & SMSG_UNICODE)
1754 MSG_CallWndProcHook( (LPMSG)&hwnd, TRUE);
1755 else if (flags & SMSG_WIN32)
1756 MSG_CallWndProcHook( (LPMSG)&hwnd, FALSE);
1761 if ((pmsg = SEGPTR_NEW(CWPSTRUCT16)))
1763 pmsg->hwnd = hwnd & 0xffff;
1764 pmsg->message= msg & 0xffff;
1765 pmsg->wParam = wParam & 0xffff;
1766 pmsg->lParam = lParam;
1767 HOOK_CallHooks16( WH_CALLWNDPROC, HC_ACTION, 1,
1768 (LPARAM)SEGPTR_GET(pmsg) );
1770 msg = pmsg->message;
1771 wParam = pmsg->wParam;
1772 lParam = pmsg->lParam;
1773 SEGPTR_FREE( pmsg );
1778 if (!(wndPtr = WIN_FindWndPtr( hwnd )))
1780 WARN("invalid hwnd %04x\n", hwnd );
1783 if (QUEUE_IsExitingQueue(wndPtr->hmemTaskQ))
1785 ret = 0; /* Don't send anything if the task is dying */
1788 if (flags & SMSG_WIN32)
1789 SPY_EnterMessage( SPY_SENDMESSAGE, hwnd, msg, wParam, lParam );
1791 SPY_EnterMessage( SPY_SENDMESSAGE16, hwnd, msg, wParam, lParam );
1793 if (wndPtr->hmemTaskQ != GetFastQueue16())
1794 ret = MSG_SendMessageInterThread( wndPtr->hmemTaskQ, hwnd, msg,
1795 wParam, lParam, timeout, flags, pRes );
1800 /* Call the right CallWindowProc flavor */
1801 if (flags & SMSG_UNICODE)
1802 res = CallWindowProcW( (WNDPROC)wndPtr->winproc,
1803 hwnd, msg, wParam, lParam );
1804 else if (flags & SMSG_WIN32)
1805 res = CallWindowProcA( (WNDPROC)wndPtr->winproc,
1806 hwnd, msg, wParam, lParam );
1808 res = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
1809 (HWND16) hwnd, (UINT16) msg,
1810 (WPARAM16) wParam, lParam );
1811 if (pRes) *pRes = res;
1814 if (flags & SMSG_WIN32)
1815 SPY_ExitMessage( SPY_RESULT_OK, hwnd, msg, pRes?*pRes:0, wParam, lParam );
1817 SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg, pRes?*pRes:0, wParam, lParam );
1819 WIN_ReleaseWndPtr(wndPtr);
1824 /***********************************************************************
1825 * SendMessage (USER.111)
1827 LRESULT WINAPI SendMessage16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1831 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE, 0, &res);
1836 /***********************************************************************
1837 * SendMessageA (USER32.@)
1839 LRESULT WINAPI SendMessageA( HWND hwnd, UINT msg, WPARAM wParam,
1844 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1851 /***********************************************************************
1852 * SendMessageW (USER32.@) Send Window Message
1854 * Sends a message to the window procedure of the specified window.
1855 * SendMessage() will not return until the called window procedure
1856 * either returns or calls ReplyMessage().
1858 * Use PostMessage() to send message and return immediately. A window
1859 * procedure may use InSendMessage() to detect
1860 * SendMessage()-originated messages.
1862 * Applications which communicate via HWND_BROADCAST may use
1863 * RegisterWindowMessage() to obtain a unique message to avoid conflicts
1864 * with other applications.
1870 LRESULT WINAPI SendMessageW(
1871 HWND hwnd, /* [in] Window to send message to. If HWND_BROADCAST,
1872 the message will be sent to all top-level windows. */
1874 UINT msg, /* [in] message */
1875 WPARAM wParam, /* [in] message parameter */
1876 LPARAM lParam /* [in] additional message parameter */
1880 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1881 SMSG_WIN32 | SMSG_UNICODE, &res);
1887 /***********************************************************************
1888 * SendMessageTimeout (not a WINAPI)
1890 LRESULT WINAPI SendMessageTimeout16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1891 LPARAM lParam, UINT16 flags,
1892 UINT16 timeout, LPWORD resultp)
1897 /* FIXME: need support for SMTO_BLOCK */
1899 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, 0, &msgRet);
1900 if (resultp) *resultp = (WORD) msgRet;
1905 /***********************************************************************
1906 * SendMessageTimeoutA (USER32.@)
1908 LRESULT WINAPI SendMessageTimeoutA( HWND hwnd, UINT msg, WPARAM wParam,
1909 LPARAM lParam, UINT flags,
1910 UINT timeout, LPDWORD resultp)
1915 /* FIXME: need support for SMTO_BLOCK */
1917 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, SMSG_WIN32,
1920 if (resultp) *resultp = (DWORD) msgRet;
1925 /***********************************************************************
1926 * SendMessageTimeoutW (USER32.@)
1928 LRESULT WINAPI SendMessageTimeoutW( HWND hwnd, UINT msg, WPARAM wParam,
1929 LPARAM lParam, UINT flags,
1930 UINT timeout, LPDWORD resultp)
1935 /* FIXME: need support for SMTO_BLOCK */
1937 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout,
1938 SMSG_WIN32 | SMSG_UNICODE, &msgRet);
1940 if (resultp) *resultp = (DWORD) msgRet;
1945 /***********************************************************************
1946 * WaitMessage (USER.112) (USER32.@) Suspend thread pending messages
1948 * WaitMessage() suspends a thread until events appear in the thread's
1953 * Is supposed to return BOOL under Win32.
1955 * Thread-local message queues are not supported.
1962 void WINAPI WaitMessage( void )
1964 QUEUE_WaitBits( QS_ALLINPUT, INFINITE );
1967 /***********************************************************************
1968 * MsgWaitForMultipleObjects (USER32.@)
1970 DWORD WINAPI MsgWaitForMultipleObjects( DWORD nCount, HANDLE *pHandles,
1971 BOOL fWaitAll, DWORD dwMilliseconds,
1975 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
1978 HQUEUE16 hQueue = GetFastQueue16();
1979 MESSAGEQUEUE *msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1980 if (!msgQueue) return WAIT_FAILED;
1982 if (nCount > MAXIMUM_WAIT_OBJECTS-1)
1984 SetLastError( ERROR_INVALID_PARAMETER );
1985 QUEUE_Unlock( msgQueue );
1989 msgQueue->changeBits = 0;
1990 msgQueue->wakeMask = dwWakeMask;
1992 if (THREAD_IsWin16(NtCurrentTeb()))
1995 * This is a temporary solution to a big problem.
1996 * You see, the main thread of all Win32 programs is created as a 16 bit
1997 * task. This means that if you wait on an event using Win32 synchronization
1998 * methods, the 16 bit scheduler is stopped and things might just stop happening.
1999 * This implements a semi-busy loop that checks the handles to wait on and
2000 * also the message queue. When either one is ready, the wait function returns.
2002 * This will all go away when the real Win32 threads are implemented for all
2003 * the threads of an applications. Including the main thread.
2005 DWORD curTime = GetCurrentTime();
2010 * Check the handles in the list.
2012 ret = WaitForMultipleObjects(nCount, pHandles, fWaitAll, 5L);
2015 * If the handles have been triggered, return.
2017 if (ret != WAIT_TIMEOUT)
2021 * Then, let the 16 bit scheduler do it's thing.
2026 * If a message matching the wait mask has arrived, return.
2028 if (msgQueue->changeBits & dwWakeMask)
2035 * And continue doing this until we hit the timeout.
2037 } while ((dwMilliseconds == INFINITE) || (GetCurrentTime()-curTime < dwMilliseconds) );
2041 /* Add the thread event to the handle list */
2042 for (i = 0; i < nCount; i++)
2043 handles[i] = pHandles[i];
2044 handles[nCount] = msgQueue->server_queue;
2045 ret = WaitForMultipleObjects( nCount+1, handles, fWaitAll, dwMilliseconds );
2047 QUEUE_Unlock( msgQueue );
2060 static const struct accent_char accent_chars[] =
2062 /* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
2063 {'`', 'A', '\300'}, {'`', 'a', '\340'},
2064 {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
2065 {'^', 'A', '\302'}, {'^', 'a', '\342'},
2066 {'~', 'A', '\303'}, {'~', 'a', '\343'},
2067 {'"', 'A', '\304'}, {'"', 'a', '\344'},
2068 {'O', 'A', '\305'}, {'o', 'a', '\345'},
2069 {'0', 'A', '\305'}, {'0', 'a', '\345'},
2070 {'A', 'A', '\305'}, {'a', 'a', '\345'},
2071 {'A', 'E', '\306'}, {'a', 'e', '\346'},
2072 {',', 'C', '\307'}, {',', 'c', '\347'},
2073 {'`', 'E', '\310'}, {'`', 'e', '\350'},
2074 {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
2075 {'^', 'E', '\312'}, {'^', 'e', '\352'},
2076 {'"', 'E', '\313'}, {'"', 'e', '\353'},
2077 {'`', 'I', '\314'}, {'`', 'i', '\354'},
2078 {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
2079 {'^', 'I', '\316'}, {'^', 'i', '\356'},
2080 {'"', 'I', '\317'}, {'"', 'i', '\357'},
2081 {'-', 'D', '\320'}, {'-', 'd', '\360'},
2082 {'~', 'N', '\321'}, {'~', 'n', '\361'},
2083 {'`', 'O', '\322'}, {'`', 'o', '\362'},
2084 {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
2085 {'^', 'O', '\324'}, {'^', 'o', '\364'},
2086 {'~', 'O', '\325'}, {'~', 'o', '\365'},
2087 {'"', 'O', '\326'}, {'"', 'o', '\366'},
2088 {'/', 'O', '\330'}, {'/', 'o', '\370'},
2089 {'`', 'U', '\331'}, {'`', 'u', '\371'},
2090 {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
2091 {'^', 'U', '\333'}, {'^', 'u', '\373'},
2092 {'"', 'U', '\334'}, {'"', 'u', '\374'},
2093 {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
2094 {'T', 'H', '\336'}, {'t', 'h', '\376'},
2095 {'s', 's', '\337'}, {'"', 'y', '\377'},
2096 {'s', 'z', '\337'}, {'i', 'j', '\377'},
2097 /* iso-8859-2 uses this */
2098 {'<', 'L', '\245'}, {'<', 'l', '\265'}, /* caron */
2099 {'<', 'S', '\251'}, {'<', 's', '\271'},
2100 {'<', 'T', '\253'}, {'<', 't', '\273'},
2101 {'<', 'Z', '\256'}, {'<', 'z', '\276'},
2102 {'<', 'C', '\310'}, {'<', 'c', '\350'},
2103 {'<', 'E', '\314'}, {'<', 'e', '\354'},
2104 {'<', 'D', '\317'}, {'<', 'd', '\357'},
2105 {'<', 'N', '\322'}, {'<', 'n', '\362'},
2106 {'<', 'R', '\330'}, {'<', 'r', '\370'},
2107 {';', 'A', '\241'}, {';', 'a', '\261'}, /* ogonek */
2108 {';', 'E', '\312'}, {';', 'e', '\332'},
2109 {'\'', 'Z', '\254'}, {'\'', 'z', '\274'}, /* acute */
2110 {'\'', 'R', '\300'}, {'\'', 'r', '\340'},
2111 {'\'', 'L', '\305'}, {'\'', 'l', '\345'},
2112 {'\'', 'C', '\306'}, {'\'', 'c', '\346'},
2113 {'\'', 'N', '\321'}, {'\'', 'n', '\361'},
2114 /* collision whith S, from iso-8859-9 !!! */
2115 {',', 'S', '\252'}, {',', 's', '\272'}, /* cedilla */
2116 {',', 'T', '\336'}, {',', 't', '\376'},
2117 {'.', 'Z', '\257'}, {'.', 'z', '\277'}, /* dot above */
2118 {'/', 'L', '\243'}, {'/', 'l', '\263'}, /* slash */
2119 {'/', 'D', '\320'}, {'/', 'd', '\360'},
2120 {'(', 'A', '\303'}, {'(', 'a', '\343'}, /* breve */
2121 {'\275', 'O', '\325'}, {'\275', 'o', '\365'}, /* double acute */
2122 {'\275', 'U', '\334'}, {'\275', 'u', '\374'},
2123 {'0', 'U', '\332'}, {'0', 'u', '\372'}, /* ring above */
2124 /* iso-8859-3 uses this */
2125 {'/', 'H', '\241'}, {'/', 'h', '\261'}, /* slash */
2126 {'>', 'H', '\246'}, {'>', 'h', '\266'}, /* circumflex */
2127 {'>', 'J', '\254'}, {'>', 'j', '\274'},
2128 {'>', 'C', '\306'}, {'>', 'c', '\346'},
2129 {'>', 'G', '\330'}, {'>', 'g', '\370'},
2130 {'>', 'S', '\336'}, {'>', 's', '\376'},
2131 /* collision whith G( from iso-8859-9 !!! */
2132 {'(', 'G', '\253'}, {'(', 'g', '\273'}, /* breve */
2133 {'(', 'U', '\335'}, {'(', 'u', '\375'},
2134 /* collision whith I. from iso-8859-3 !!! */
2135 {'.', 'I', '\251'}, {'.', 'i', '\271'}, /* dot above */
2136 {'.', 'C', '\305'}, {'.', 'c', '\345'},
2137 {'.', 'G', '\325'}, {'.', 'g', '\365'},
2138 /* iso-8859-4 uses this */
2139 {',', 'R', '\243'}, {',', 'r', '\263'}, /* cedilla */
2140 {',', 'L', '\246'}, {',', 'l', '\266'},
2141 {',', 'G', '\253'}, {',', 'g', '\273'},
2142 {',', 'N', '\321'}, {',', 'n', '\361'},
2143 {',', 'K', '\323'}, {',', 'k', '\363'},
2144 {'~', 'I', '\245'}, {'~', 'i', '\265'}, /* tilde */
2145 {'-', 'E', '\252'}, {'-', 'e', '\272'}, /* macron */
2146 {'-', 'A', '\300'}, {'-', 'a', '\340'},
2147 {'-', 'I', '\317'}, {'-', 'i', '\357'},
2148 {'-', 'O', '\322'}, {'-', 'o', '\362'},
2149 {'-', 'U', '\336'}, {'-', 'u', '\376'},
2150 {'/', 'T', '\254'}, {'/', 't', '\274'}, /* slash */
2151 {'.', 'E', '\314'}, {'.', 'e', '\344'}, /* dot above */
2152 {';', 'I', '\307'}, {';', 'i', '\347'}, /* ogonek */
2153 {';', 'U', '\331'}, {';', 'u', '\371'},
2154 /* iso-8859-9 uses this */
2155 /* iso-8859-9 has really bad choosen G( S, and I. as they collide
2156 * whith the same letters on other iso-8859-x (that is they are on
2157 * different places :-( ), if you use turkish uncomment these and
2158 * comment out the lines in iso-8859-2 and iso-8859-3 sections
2159 * FIXME: should be dynamic according to chosen language
2160 * if/when Wine has turkish support.
2162 /* collision whith G( from iso-8859-3 !!! */
2163 /* {'(', 'G', '\320'}, {'(', 'g', '\360'}, */ /* breve */
2164 /* collision whith S, from iso-8859-2 !!! */
2165 /* {',', 'S', '\336'}, {',', 's', '\376'}, */ /* cedilla */
2166 /* collision whith I. from iso-8859-3 !!! */
2167 /* {'.', 'I', '\335'}, {'.', 'i', '\375'}, */ /* dot above */
2171 /***********************************************************************
2172 * MSG_DoTranslateMessage
2174 * Implementation of TranslateMessage.
2176 * TranslateMessage translates virtual-key messages into character-messages,
2178 * WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
2179 * ditto replacing WM_* with WM_SYS*
2180 * This produces WM_CHAR messages only for keys mapped to ASCII characters
2181 * by the keyboard driver.
2183 static BOOL MSG_DoTranslateMessage( UINT message, HWND hwnd,
2184 WPARAM wParam, LPARAM lParam )
2186 static int dead_char;
2189 if (message != WM_MOUSEMOVE && message != WM_TIMER)
2190 TRACE("(%s, %04X, %08lX)\n",
2191 SPY_GetMsgName(message), wParam, lParam );
2192 if(message >= WM_KEYFIRST && message <= WM_KEYLAST)
2193 TRACE_(key)("(%s, %04X, %08lX)\n",
2194 SPY_GetMsgName(message), wParam, lParam );
2196 if ((message != WM_KEYDOWN) && (message != WM_SYSKEYDOWN)) return FALSE;
2198 TRACE_(key)("Translating key %s (%04x), scancode %02x\n",
2199 SPY_GetVKeyName(wParam), wParam, LOBYTE(HIWORD(lParam)));
2201 /* FIXME : should handle ToUnicode yielding 2 */
2202 switch (ToUnicode(wParam, HIWORD(lParam), QueueKeyStateTable, wp, 2, 0))
2205 message = (message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
2206 /* Should dead chars handling go in ToAscii ? */
2211 if (wp[0] == ' ') wp[0] = dead_char;
2212 if (dead_char == 0xa2) dead_char = '(';
2213 else if (dead_char == 0xa8) dead_char = '"';
2214 else if (dead_char == 0xb2) dead_char = ';';
2215 else if (dead_char == 0xb4) dead_char = '\'';
2216 else if (dead_char == 0xb7) dead_char = '<';
2217 else if (dead_char == 0xb8) dead_char = ',';
2218 else if (dead_char == 0xff) dead_char = '.';
2219 for (i = 0; i < sizeof(accent_chars)/sizeof(accent_chars[0]); i++)
2220 if ((accent_chars[i].ac_accent == dead_char) &&
2221 (accent_chars[i].ac_char == wp[0]))
2223 wp[0] = accent_chars[i].ac_result;
2228 TRACE_(key)("1 -> PostMessage(%s)\n", SPY_GetMsgName(message));
2229 PostMessageW( hwnd, message, wp[0], lParam );
2233 message = (message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
2235 TRACE_(key)("-1 -> PostMessage(%s)\n", SPY_GetMsgName(message));
2236 PostMessageW( hwnd, message, wp[0], lParam );
2243 /***********************************************************************
2244 * TranslateMessage (USER.113)
2246 BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
2248 return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2249 msg->wParam, msg->lParam );
2253 /***********************************************************************
2254 * TranslateMessage32 (USER.821)
2256 BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
2261 wParam = MAKELONG(msg->msg.wParam, msg->wParamHigh);
2263 wParam = (WPARAM)msg->msg.wParam;
2265 return MSG_DoTranslateMessage( msg->msg.message, msg->msg.hwnd,
2266 wParam, msg->msg.lParam );
2269 /***********************************************************************
2270 * TranslateMessage (USER32.@)
2272 BOOL WINAPI TranslateMessage( const MSG *msg )
2274 return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2275 msg->wParam, msg->lParam );
2279 /***********************************************************************
2280 * DispatchMessage (USER.114)
2282 LONG WINAPI DispatchMessage16( const MSG16* msg )
2288 /* Process timer messages */
2289 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2293 /* before calling window proc, verify whether timer is still valid;
2294 there's a slim chance that the application kills the timer
2295 between GetMessage and DispatchMessage API calls */
2296 if (!TIMER_IsTimerValid(msg->hwnd, (UINT) msg->wParam, (HWINDOWPROC) msg->lParam))
2297 return 0; /* invalid winproc */
2299 return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
2300 msg->message, msg->wParam, GetTickCount() );
2304 if (!msg->hwnd) return 0;
2305 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2306 if (!wndPtr->winproc)
2311 painting = (msg->message == WM_PAINT);
2312 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2314 SPY_EnterMessage( SPY_DISPATCHMESSAGE16, msg->hwnd, msg->message,
2315 msg->wParam, msg->lParam );
2316 retval = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
2317 msg->hwnd, msg->message,
2318 msg->wParam, msg->lParam );
2319 SPY_ExitMessage( SPY_RESULT_OK16, msg->hwnd, msg->message, retval,
2320 msg->wParam, msg->lParam );
2322 WIN_ReleaseWndPtr(wndPtr);
2323 wndPtr = WIN_FindWndPtr(msg->hwnd);
2324 if (painting && wndPtr &&
2325 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2327 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2329 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2330 /* Validate the update region to avoid infinite WM_PAINT loop */
2331 ValidateRect( msg->hwnd, NULL );
2334 WIN_ReleaseWndPtr(wndPtr);
2339 /***********************************************************************
2340 * DispatchMessage32 (USER.822)
2342 LONG WINAPI DispatchMessage32_16( const MSG32_16* lpmsg16_32, BOOL16 wHaveParamHigh )
2344 if (wHaveParamHigh == FALSE)
2345 return DispatchMessage16(&(lpmsg16_32->msg));
2350 msg.hwnd = lpmsg16_32->msg.hwnd;
2351 msg.message = lpmsg16_32->msg.message;
2352 msg.wParam = MAKELONG(lpmsg16_32->msg.wParam, lpmsg16_32->wParamHigh);
2353 msg.lParam = lpmsg16_32->msg.lParam;
2354 msg.time = lpmsg16_32->msg.time;
2355 msg.pt.x = (INT)lpmsg16_32->msg.pt.x;
2356 msg.pt.y = (INT)lpmsg16_32->msg.pt.y;
2357 return DispatchMessageA(&msg);
2361 /***********************************************************************
2362 * DispatchMessageA (USER32.@)
2364 LONG WINAPI DispatchMessageA( const MSG* msg )
2370 /* Process timer messages */
2371 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2375 /* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2377 /* before calling window proc, verify whether timer is still valid;
2378 there's a slim chance that the application kills the timer
2379 between GetMessage and DispatchMessage API calls */
2380 if (!TIMER_IsTimerValid(msg->hwnd, (UINT) msg->wParam, (HWINDOWPROC) msg->lParam))
2381 return 0; /* invalid winproc */
2383 return CallWindowProcA( (WNDPROC)msg->lParam, msg->hwnd,
2384 msg->message, msg->wParam, GetTickCount() );
2388 if (!msg->hwnd) return 0;
2389 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2390 if (!wndPtr->winproc)
2395 painting = (msg->message == WM_PAINT);
2396 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2397 /* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2399 SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2400 msg->wParam, msg->lParam );
2401 retval = CallWindowProcA( (WNDPROC)wndPtr->winproc,
2402 msg->hwnd, msg->message,
2403 msg->wParam, msg->lParam );
2404 SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval,
2405 msg->wParam, msg->lParam );
2407 WIN_ReleaseWndPtr(wndPtr);
2408 wndPtr = WIN_FindWndPtr(msg->hwnd);
2410 if (painting && wndPtr &&
2411 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2413 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2415 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2416 /* Validate the update region to avoid infinite WM_PAINT loop */
2417 PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0,
2418 RDW_FRAME | RDW_VALIDATE | RDW_NOCHILDREN | RDW_NOINTERNALPAINT, 0 );
2421 WIN_ReleaseWndPtr(wndPtr);
2426 /***********************************************************************
2427 * DispatchMessageW (USER32.@) Process Message
2429 * Process the message specified in the structure *_msg_.
2431 * If the lpMsg parameter points to a WM_TIMER message and the
2432 * parameter of the WM_TIMER message is not NULL, the lParam parameter
2433 * points to the function that is called instead of the window
2436 * The message must be valid.
2440 * DispatchMessage() returns the result of the window procedure invoked.
2447 LONG WINAPI DispatchMessageW( const MSG* msg )
2453 /* Process timer messages */
2454 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2458 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2460 /* before calling window proc, verify whether timer is still valid;
2461 there's a slim chance that the application kills the timer
2462 between GetMessage and DispatchMessage API calls */
2463 if (!TIMER_IsTimerValid(msg->hwnd, (UINT) msg->wParam, (HWINDOWPROC) msg->lParam))
2464 return 0; /* invalid winproc */
2466 return CallWindowProcW( (WNDPROC)msg->lParam, msg->hwnd,
2467 msg->message, msg->wParam, GetTickCount() );
2471 if (!msg->hwnd) return 0;
2472 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2473 if (!wndPtr->winproc)
2478 painting = (msg->message == WM_PAINT);
2479 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2480 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2482 SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2483 msg->wParam, msg->lParam );
2484 retval = CallWindowProcW( (WNDPROC)wndPtr->winproc,
2485 msg->hwnd, msg->message,
2486 msg->wParam, msg->lParam );
2487 SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval,
2488 msg->wParam, msg->lParam );
2490 WIN_ReleaseWndPtr(wndPtr);
2491 wndPtr = WIN_FindWndPtr(msg->hwnd);
2493 if (painting && wndPtr &&
2494 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2496 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2498 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2499 /* Validate the update region to avoid infinite WM_PAINT loop */
2500 ValidateRect( msg->hwnd, NULL );
2503 WIN_ReleaseWndPtr(wndPtr);
2508 /***********************************************************************
2509 * RegisterWindowMessage (USER.118)
2510 * RegisterWindowMessageA (USER32.@)
2512 WORD WINAPI RegisterWindowMessageA( LPCSTR str )
2514 TRACE("%s\n", str );
2515 return GlobalAddAtomA( str );
2519 /***********************************************************************
2520 * RegisterWindowMessageW (USER32.@)
2522 WORD WINAPI RegisterWindowMessageW( LPCWSTR str )
2524 TRACE("%p\n", str );
2525 return GlobalAddAtomW( str );
2529 /***********************************************************************
2530 * GetCurrentTime (USER.15)
2532 * (effectively identical to GetTickCount)
2534 DWORD WINAPI GetCurrentTime16(void)
2536 return GetTickCount();
2540 /***********************************************************************
2541 * InSendMessage (USER.192)
2543 BOOL16 WINAPI InSendMessage16(void)
2545 return InSendMessage();
2549 /***********************************************************************
2550 * InSendMessage (USER32.@)
2552 BOOL WINAPI InSendMessage(void)
2554 MESSAGEQUEUE *queue;
2557 if (!(queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
2559 ret = (BOOL)queue->smWaiting;
2561 QUEUE_Unlock( queue );
2565 /***********************************************************************
2566 * BroadcastSystemMessage (USER32.@)
2568 LONG WINAPI BroadcastSystemMessage(
2569 DWORD dwFlags,LPDWORD recipients,UINT uMessage,WPARAM wParam,
2572 FIXME_(sendmsg)("(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
2573 dwFlags,*recipients,uMessage,wParam,lParam
2578 /***********************************************************************
2579 * SendNotifyMessageA (USER32.@)
2581 BOOL WINAPI SendNotifyMessageA(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2583 return MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
2587 /***********************************************************************
2588 * SendNotifyMessageW (USER32.@)
2590 BOOL WINAPI SendNotifyMessageW(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2592 return MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
2593 SMSG_WIN32 | SMSG_UNICODE, NULL);
2596 /***********************************************************************
2597 * SendMessageCallbackA (USER32.@)
2598 * FIXME: It's like PostMessage. The callback gets called when the message
2599 * is processed. We have to modify the message processing for an exact
2601 * The callback is only called when the thread that called us calls one of
2602 * Get/Peek/WaitMessage.
2604 BOOL WINAPI SendMessageCallbackA(
2605 HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2606 FARPROC lpResultCallBack,DWORD dwData)
2608 FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2609 hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2610 if ( hWnd == HWND_BROADCAST)
2611 { PostMessageA( hWnd, Msg, wParam, lParam);
2612 FIXME("Broadcast: Callback will not be called!\n");
2615 (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));
2618 /***********************************************************************
2619 * SendMessageCallbackW (USER32.@)
2620 * FIXME: see SendMessageCallbackA.
2622 BOOL WINAPI SendMessageCallbackW(
2623 HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2624 FARPROC lpResultCallBack,DWORD dwData)
2626 FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2627 hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2628 if ( hWnd == HWND_BROADCAST)
2629 { PostMessageW( hWnd, Msg, wParam, lParam);
2630 FIXME("Broadcast: Callback will not be called!\n");
2633 (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));