2 * Message queues related functions
4 * Copyright 1993, 1994 Alexandre Julliard
11 #include <sys/types.h>
13 #include "wine/winbase16.h"
26 #include "selectors.h"
31 #include "debugtools.h"
33 DEFAULT_DEBUG_CHANNEL(msg);
34 DECLARE_DEBUG_CHANNEL(key);
35 DECLARE_DEBUG_CHANNEL(sendmsg);
37 #define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
38 #define WM_NCMOUSELAST WM_NCMBUTTONDBLCLK
41 typedef enum { SYSQ_MSG_ABANDON, SYSQ_MSG_SKIP,
42 SYSQ_MSG_ACCEPT, SYSQ_MSG_CONTINUE } SYSQ_STATUS;
44 extern HQUEUE16 hCursorQueue; /* queue.c */
46 static UINT doubleClickSpeed = 452;
48 /***********************************************************************
51 static BOOL MSG_CheckFilter(DWORD uMsg, DWORD first, DWORD last)
54 return (uMsg >= first && uMsg <= last);
58 /***********************************************************************
59 * MSG_SendParentNotify
61 * Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
62 * the window has the WS_EX_NOPARENTNOTIFY style.
64 static void MSG_SendParentNotify(WND* wndPtr, WORD event, WORD idChild, LPARAM lValue)
66 #define lppt ((LPPOINT16)&lValue)
68 /* pt has to be in the client coordinates of the parent window */
69 WND *tmpWnd = WIN_LockWndPtr(wndPtr);
71 MapWindowPoints16( 0, tmpWnd->hwndSelf, lppt, 1 );
74 if (!(tmpWnd->dwStyle & WS_CHILD) || (tmpWnd->dwExStyle & WS_EX_NOPARENTNOTIFY))
76 WIN_ReleaseWndPtr(tmpWnd);
79 lppt->x += tmpWnd->rectClient.left;
80 lppt->y += tmpWnd->rectClient.top;
81 WIN_UpdateWndPtr(&tmpWnd,tmpWnd->parent);
82 SendMessageA( tmpWnd->hwndSelf, WM_PARENTNOTIFY,
83 MAKEWPARAM( event, idChild ), lValue );
90 /***********************************************************************
91 * MSG_TranslateMouseMsg
93 * Translate an mouse hardware event into a real mouse message.
97 * SYSQ_MSG_ABANDON - abandon the peek message loop
98 * SYSQ_MSG_CONTINUE - leave the message in the queue and
99 * continue with the translation loop
100 * SYSQ_MSG_ACCEPT - proceed to process the translated message
102 static DWORD MSG_TranslateMouseMsg( HWND hTopWnd, DWORD first, DWORD last,
103 MSG *msg, BOOL remove, WND* pWndScope,
104 INT16 *pHitTest, POINT16 *pScreen_pt, BOOL *pmouseClick )
106 static DWORD dblclk_time_limit = 0;
107 static UINT16 clk_message = 0;
108 static HWND16 clk_hwnd = 0;
109 static POINT16 clk_pos = { 0, 0 };
114 UINT message = msg->message;
115 POINT16 screen_pt, pt;
116 HANDLE16 hQ = GetFastQueue16();
117 MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock(hQ);
118 BOOL mouseClick = ((message == WM_LBUTTONDOWN) ||
119 (message == WM_RBUTTONDOWN) ||
120 (message == WM_MBUTTONDOWN))?1:0;
123 /* Find the window to dispatch this mouse message to */
125 CONV_POINT32TO16( &msg->pt, &pt );
129 /* If no capture HWND, find window which contains the mouse position.
130 * Also find the position of the cursor hot spot (hittest) */
133 ht = hittest = WINPOS_WindowFromPoint( pWndScope, pt, &pWnd );
134 if( !pWnd ) pWnd = WIN_GetDesktop();
135 else WIN_LockWndPtr(pWnd);
136 hWnd = pWnd->hwndSelf;
140 ht = hittest = HTCLIENT;
141 pWnd = WIN_FindWndPtr(hWnd);
143 ht = PERQDATA_GetCaptureInfo( queue->pQData );
146 /* Save hittest for return */
149 /* stop if not the right queue */
151 if (pWnd->hmemTaskQ != hQ)
153 /* Not for the current task */
154 if (queue) QUEUE_ClearWakeBit( queue, QS_MOUSE );
155 /* Wake up the other task */
156 QUEUE_Unlock( queue );
157 queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
158 if (queue) QUEUE_SetWakeBit( queue, QS_MOUSE );
160 QUEUE_Unlock( queue );
161 retvalue = SYSQ_MSG_ABANDON;
165 /* check if hWnd is within hWndScope */
167 if( hTopWnd && hWnd != hTopWnd )
168 if( !IsChild(hTopWnd, hWnd) )
170 QUEUE_Unlock( queue );
171 retvalue = SYSQ_MSG_CONTINUE;
175 /* Was it a mouse click message */
178 /* translate double clicks -
179 * note that ...MOUSEMOVEs can slip in between
180 * ...BUTTONDOWN and ...BUTTONDBLCLK messages */
182 if(GetClassLongA(hWnd, GCL_STYLE) & CS_DBLCLKS || ht != HTCLIENT )
184 if ((message == clk_message) && (hWnd == clk_hwnd) &&
185 (msg->time - dblclk_time_limit < doubleClickSpeed) &&
186 (abs(msg->pt.x - clk_pos.x) < GetSystemMetrics(SM_CXDOUBLECLK)/2) &&
187 (abs(msg->pt.y - clk_pos.y) < GetSystemMetrics(SM_CYDOUBLECLK)/2))
189 message += (WM_LBUTTONDBLCLK - WM_LBUTTONDOWN);
190 mouseClick++; /* == 2 */
194 /* save mouse position */
198 if (hittest != HTCLIENT)
200 message += WM_NCMOUSEMOVE - WM_MOUSEMOVE;
201 msg->wParam = hittest;
204 ScreenToClient16( hWnd, &pt );
206 /* check message filter */
208 if (!MSG_CheckFilter(message, first, last))
211 retvalue = SYSQ_MSG_CONTINUE;
215 /* Update global hCursorQueue */
216 hCursorQueue = queue->self;
218 /* Update static double click conditions */
219 if( remove && mouseClick )
221 if( mouseClick == 1 )
224 dblclk_time_limit = msg->time;
225 clk_message = msg->message;
229 /* got double click - zero them out */
230 dblclk_time_limit = clk_hwnd = 0;
235 /* Update message params */
237 msg->message = message;
238 msg->lParam = MAKELONG( pt.x, pt.y );
239 retvalue = SYSQ_MSG_ACCEPT;
242 WIN_ReleaseWndPtr(pWnd);
244 /* Return mouseclick flag */
245 *pmouseClick = mouseClick;
251 /***********************************************************************
252 * MSG_ProcessMouseMsg
254 * Processes a translated mouse hardware event.
255 * The passed in msg structure should contain the updated hWnd,
256 * lParam, wParam and message fields from MSG_TranslateMouseMsg.
260 * SYSQ_MSG_SKIP - Message should be skipped entirely (in this case
261 * HIWORD contains hit test code). Continue translating..
262 * SYSQ_MSG_ACCEPT - the translated message must be passed to the user
263 * MSG_PeekHardwareMsg should return TRUE.
265 static DWORD MSG_ProcessMouseMsg( MSG *msg, BOOL remove, INT16 hittest,
266 POINT16 screen_pt, BOOL mouseClick )
269 HWND hWnd = msg->hwnd;
270 INT16 sendSC = (GetCapture() == 0);
271 UINT message = msg->message;
275 pWnd = WIN_FindWndPtr(hWnd);
279 if (HOOK_IsHooked( WH_MOUSE ))
282 MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
285 hook->pt = screen_pt;
287 hook->wHitTestCode = hittest;
288 hook->dwExtraInfo = 0;
289 ret = HOOK_CallHooks16( WH_MOUSE, remove ? HC_ACTION : HC_NOREMOVE,
290 message, (LPARAM)SEGPTR_GET(hook) );
295 retvalue = MAKELONG((INT16)SYSQ_MSG_SKIP, hittest);
300 if (message >= WM_NCMOUSEFIRST && message <= WM_NCMOUSELAST)
301 message += WM_MOUSEFIRST - WM_NCMOUSEFIRST;
303 if ((hittest == HTERROR) || (hittest == HTNOWHERE))
305 else if( remove && mouseClick )
307 HWND hwndTop = WIN_GetTopParent( hWnd );
311 /* Send the WM_PARENTNOTIFY,
312 * note that even for double/nonclient clicks
313 * notification message is still WM_L/M/RBUTTONDOWN.
316 MSG_SendParentNotify( pWnd, message, 0, MAKELPARAM(screen_pt.x, screen_pt.y) );
318 /* Activate the window if needed */
320 if (hWnd != GetActiveWindow() && hWnd != GetDesktopWindow())
322 LONG ret = SendMessageA( hWnd, WM_MOUSEACTIVATE, hwndTop,
323 MAKELONG( hittest, message ) );
325 if ((ret == MA_ACTIVATEANDEAT) || (ret == MA_NOACTIVATEANDEAT))
328 if (((ret == MA_ACTIVATE) || (ret == MA_ACTIVATEANDEAT))
329 && hwndTop != GetForegroundWindow() )
331 if (!WINPOS_SetActiveWindow( hwndTop, TRUE , TRUE ))
336 } else sendSC = (remove && sendSC);
338 /* Send the WM_SETCURSOR message */
342 /* Windows sends the normal mouse message as the message parameter
343 in the WM_SETCURSOR message even if it's non-client mouse message */
344 SendMessageA( hWnd, WM_SETCURSOR, hWnd,
345 MAKELONG( hittest, message ));
349 retvalue = MAKELONG( (UINT16)SYSQ_MSG_SKIP, hittest);
353 retvalue = SYSQ_MSG_ACCEPT;
355 WIN_ReleaseWndPtr(pWnd);
361 /***********************************************************************
362 * MSG_TranslateKbdMsg
364 * Translate an keyboard hardware event into a real message.
366 static DWORD MSG_TranslateKbdMsg( HWND hTopWnd, DWORD first, DWORD last,
367 MSG *msg, BOOL remove )
369 WORD message = msg->message;
370 HWND hWnd = GetFocus();
373 /* Should check Ctrl-Esc and PrintScreen here */
377 /* Send the message to the active window instead, */
378 /* translating messages to their WM_SYS equivalent */
380 hWnd = GetActiveWindow();
382 if( message < WM_SYSKEYDOWN )
383 message += WM_SYSKEYDOWN - WM_KEYDOWN;
385 if ( !hWnd ) return SYSQ_MSG_ABANDON;
386 pWnd = WIN_FindWndPtr( hWnd );
388 if (pWnd && (pWnd->hmemTaskQ != GetFastQueue16()))
390 /* Not for the current task */
391 MESSAGEQUEUE *queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() );
392 if (queue) QUEUE_ClearWakeBit( queue, QS_KEY );
393 QUEUE_Unlock( queue );
395 /* Wake up the other task */
396 queue = (MESSAGEQUEUE *)QUEUE_Lock( pWnd->hmemTaskQ );
397 if (queue) QUEUE_SetWakeBit( queue, QS_KEY );
398 QUEUE_Unlock( queue );
399 WIN_ReleaseWndPtr(pWnd);
400 return SYSQ_MSG_ABANDON;
402 WIN_ReleaseWndPtr(pWnd);
404 if (hTopWnd && hWnd != hTopWnd)
405 if (!IsChild(hTopWnd, hWnd)) return SYSQ_MSG_CONTINUE;
406 if (!MSG_CheckFilter(message, first, last)) return SYSQ_MSG_CONTINUE;
409 msg->message = message;
411 return SYSQ_MSG_ACCEPT;
415 /***********************************************************************
418 * Processes a translated keyboard message
420 static DWORD MSG_ProcessKbdMsg( MSG *msg, BOOL remove )
422 /* Handle F1 key by sending out WM_HELP message */
423 if ((msg->message == WM_KEYUP) &&
424 (msg->wParam == VK_F1) &&
426 (msg->hwnd != GetDesktopWindow()) &&
427 !MENU_IsMenuActive())
430 WND *pWnd = WIN_FindWndPtr(msg->hwnd);
434 hi.cbSize = sizeof(HELPINFO);
435 hi.iContextType = HELPINFO_WINDOW;
436 hi.iCtrlId = pWnd->wIDmenu;
437 hi.hItemHandle = msg->hwnd;
438 hi.dwContextId = pWnd->helpContext;
439 hi.MousePos = msg->pt;
440 SendMessageA(msg->hwnd, WM_HELP, 0, (LPARAM)&hi);
442 WIN_ReleaseWndPtr(pWnd);
445 return (HOOK_CallHooks16( WH_KEYBOARD, remove ? HC_ACTION : HC_NOREMOVE,
446 LOWORD (msg->wParam), msg->lParam )
447 ? SYSQ_MSG_SKIP : SYSQ_MSG_ACCEPT);
451 /***********************************************************************
452 * MSG_JournalRecordMsg
454 * Build an EVENTMSG structure and call JOURNALRECORD hook
456 static void MSG_JournalRecordMsg( MSG *msg )
458 EVENTMSG *event = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
460 event->message = msg->message;
461 event->time = msg->time;
462 if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
464 event->paramL = (msg->wParam & 0xFF) | (HIWORD(msg->lParam) << 8);
465 event->paramH = msg->lParam & 0x7FFF;
466 if (HIWORD(msg->lParam) & 0x0100)
467 event->paramH |= 0x8000; /* special_key - bit */
468 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
470 else if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
472 event->paramL = LOWORD(msg->lParam); /* X pos */
473 event->paramH = HIWORD(msg->lParam); /* Y pos */
474 ClientToScreen16( msg->hwnd, (LPPOINT16)&event->paramL );
475 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
477 else if ((msg->message >= WM_NCMOUSEFIRST) &&
478 (msg->message <= WM_NCMOUSELAST))
480 event->paramL = LOWORD(msg->lParam); /* X pos */
481 event->paramH = HIWORD(msg->lParam); /* Y pos */
482 event->message += WM_MOUSEMOVE-WM_NCMOUSEMOVE;/* give no info about NC area */
483 HOOK_CallHooksA( WH_JOURNALRECORD, HC_ACTION, 0, (LPARAM)event );
486 HeapFree(SystemHeap, 0, event);
489 /***********************************************************************
490 * MSG_JournalPlayBackMsg
492 * Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
494 static int MSG_JournalPlayBackMsg(void)
497 long wtime,lParam,wParam;
498 WORD keyDown,i,result=0;
500 if ( HOOK_IsHooked( WH_JOURNALPLAYBACK ) )
502 tmpMsg = (EVENTMSG *) HeapAlloc(SystemHeap, 0, sizeof(EVENTMSG));
503 if (!tmpMsg) return result;
505 wtime=HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_GETNEXT, 0,
507 /* TRACE(msg,"Playback wait time =%ld\n",wtime); */
511 if ((tmpMsg->message>= WM_KEYFIRST) && (tmpMsg->message <= WM_KEYLAST))
513 wParam=tmpMsg->paramL & 0xFF;
514 lParam=MAKELONG(tmpMsg->paramH&0x7ffff,tmpMsg->paramL>>8);
515 if (tmpMsg->message == WM_KEYDOWN || tmpMsg->message == WM_SYSKEYDOWN)
517 for (keyDown=i=0; i<256 && !keyDown; i++)
518 if (InputKeyStateTable[i] & 0x80)
521 lParam |= 0x40000000;
522 AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] |= 0x80;
524 else /* WM_KEYUP, WM_SYSKEYUP */
526 lParam |= 0xC0000000;
527 AsyncKeyStateTable[wParam]=InputKeyStateTable[wParam] &= ~0x80;
529 if (InputKeyStateTable[VK_MENU] & 0x80)
530 lParam |= 0x20000000;
531 if (tmpMsg->paramH & 0x8000) /*special_key bit*/
532 lParam |= 0x01000000;
533 hardware_event( tmpMsg->message & 0xffff, LOWORD(wParam), lParam,
534 0, 0, tmpMsg->time, 0 );
538 if ((tmpMsg->message>= WM_MOUSEFIRST) && (tmpMsg->message <= WM_MOUSELAST))
540 switch (tmpMsg->message)
543 MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=TRUE;break;
545 MouseButtonsStates[0]=AsyncMouseButtonsStates[0]=FALSE;break;
547 MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=TRUE;break;
549 MouseButtonsStates[1]=AsyncMouseButtonsStates[1]=FALSE;break;
551 MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=TRUE;break;
553 MouseButtonsStates[2]=AsyncMouseButtonsStates[2]=FALSE;break;
555 AsyncKeyStateTable[VK_LBUTTON]= InputKeyStateTable[VK_LBUTTON] = MouseButtonsStates[0] ? 0x80 : 0;
556 AsyncKeyStateTable[VK_MBUTTON]= InputKeyStateTable[VK_MBUTTON] = MouseButtonsStates[1] ? 0x80 : 0;
557 AsyncKeyStateTable[VK_RBUTTON]= InputKeyStateTable[VK_RBUTTON] = MouseButtonsStates[2] ? 0x80 : 0;
558 SetCursorPos(tmpMsg->paramL,tmpMsg->paramH);
559 lParam=MAKELONG(tmpMsg->paramL,tmpMsg->paramH);
561 if (MouseButtonsStates[0]) wParam |= MK_LBUTTON;
562 if (MouseButtonsStates[1]) wParam |= MK_MBUTTON;
563 if (MouseButtonsStates[2]) wParam |= MK_RBUTTON;
564 hardware_event( tmpMsg->message & 0xffff, LOWORD (wParam), lParam,
565 tmpMsg->paramL, tmpMsg->paramH, tmpMsg->time, 0 );
568 HOOK_CallHooksA( WH_JOURNALPLAYBACK, HC_SKIP, 0,
574 if( tmpMsg->message == WM_QUEUESYNC )
575 if (HOOK_IsHooked( WH_CBT ))
576 HOOK_CallHooksA( WH_CBT, HCBT_QS, 0, 0L);
578 result= QS_MOUSE | QS_KEY; /* ? */
580 HeapFree(SystemHeap, 0, tmpMsg);
585 /***********************************************************************
586 * MSG_PeekHardwareMsg
588 * Peek for a hardware message matching the hwnd and message filters.
590 static BOOL MSG_PeekHardwareMsg( MSG *msg, HWND hwnd, DWORD first, DWORD last,
593 /* FIXME: should deal with MSG32 instead of MSG16 */
595 DWORD status = SYSQ_MSG_ACCEPT;
596 MESSAGEQUEUE *sysMsgQueue = QUEUE_GetSysQueue();
597 enum { MOUSE_MSG = 0, KEYBOARD_MSG, HARDWARE_MSG } msgType;
598 QMSG *nextqmsg, *qmsg = 0;
601 EnterCriticalSection(&sysMsgQueue->cSection);
603 /* Loop through the Q and translate the message we wish to process
604 * while we own the lock. Based on the translation status (abandon/cont/accept)
605 * we then process the message accordingly
608 for ( qmsg = sysMsgQueue->firstMsg; qmsg; qmsg = nextqmsg )
616 nextqmsg = qmsg->nextMsg;
618 /* Translate message */
620 if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
622 HWND hWndScope = (HWND)qmsg->extraInfo;
623 WND *tmpWnd = (Options.managed && IsWindow(hWndScope) )
624 ? WIN_FindWndPtr(hWndScope) : WIN_GetDesktop();
626 status = MSG_TranslateMouseMsg(hwnd, first, last, msg, remove, tmpWnd,
627 &hittest, &screen_pt, &mouseClick );
630 WIN_ReleaseWndPtr(tmpWnd);
633 else if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
635 status = MSG_TranslateKbdMsg(hwnd, first, last, msg, remove);
636 msgType = KEYBOARD_MSG;
638 else /* Non-standard hardware event */
640 HARDWAREHOOKSTRUCT16 *hook;
641 msgType = HARDWARE_MSG;
642 if ((hook = SEGPTR_NEW(HARDWAREHOOKSTRUCT16)))
645 hook->hWnd = msg->hwnd;
646 hook->wMessage = msg->message & 0xffff;
647 hook->wParam = LOWORD (msg->wParam);
648 hook->lParam = msg->lParam;
649 ret = HOOK_CallHooks16( WH_HARDWARE,
650 remove ? HC_ACTION : HC_NOREMOVE,
651 0, (LPARAM)SEGPTR_GET(hook) );
655 QUEUE_RemoveMsg( sysMsgQueue, qmsg );
658 status = SYSQ_MSG_ACCEPT;
663 switch (LOWORD(status))
665 case SYSQ_MSG_ACCEPT:
667 /* Remove the message from the system msg Q while it is still locked,
668 * before accepting it */
671 if (HOOK_IsHooked( WH_JOURNALRECORD )) MSG_JournalRecordMsg( msg );
672 QUEUE_RemoveMsg( sysMsgQueue, qmsg );
674 /* Now actually process the message, after we unlock the system msg Q.
675 * We should not hold on to the crst since SendMessage calls during processing
676 * will potentially cause callbacks to PeekMessage from the application.
677 * If we're holding the crst and QUEUE_WaitBits is called with a
678 * QS_SENDMESSAGE mask we will deadlock in hardware_event() when a
679 * message is being posted to the Q.
681 LeaveCriticalSection(&sysMsgQueue->cSection);
682 if( msgType == KEYBOARD_MSG )
683 status = MSG_ProcessKbdMsg( msg, remove );
684 else if ( msgType == MOUSE_MSG )
685 status = MSG_ProcessMouseMsg( msg, remove, hittest, screen_pt, mouseClick );
687 /* Reclaim the sys msg Q crst */
688 EnterCriticalSection(&sysMsgQueue->cSection);
690 /* Pass the translated message to the user if it was accepted */
691 if (status == SYSQ_MSG_ACCEPT)
694 /* If not accepted, fall through into the SYSQ_MSG_SKIP case */
698 if (HOOK_IsHooked( WH_CBT ))
700 if( msgType == KEYBOARD_MSG )
701 HOOK_CallHooks16( WH_CBT, HCBT_KEYSKIPPED,
702 LOWORD (msg->wParam), msg->lParam );
703 else if ( msgType == MOUSE_MSG )
705 MOUSEHOOKSTRUCT16 *hook = SEGPTR_NEW(MOUSEHOOKSTRUCT16);
708 CONV_POINT32TO16( &msg->pt,&hook->pt );
709 hook->hwnd = msg->hwnd;
710 hook->wHitTestCode = HIWORD(status);
711 hook->dwExtraInfo = 0;
712 HOOK_CallHooks16( WH_CBT, HCBT_CLICKSKIPPED ,msg->message & 0xffff,
713 (LPARAM)SEGPTR_GET(hook) );
719 /* If the message was removed earlier set up nextqmsg so that we start
720 * at the top of the queue again. We need to do this since our next pointer
721 * could be invalid due to us unlocking the system message Q to process the message.
722 * If not removed just refresh nextqmsg to point to the next msg.
725 nextqmsg = sysMsgQueue->firstMsg;
727 nextqmsg = qmsg->nextMsg;
731 case SYSQ_MSG_CONTINUE:
734 case SYSQ_MSG_ABANDON:
744 LeaveCriticalSection(&sysMsgQueue->cSection);
749 /**********************************************************************
750 * SetDoubleClickTime16 (USER.20)
752 void WINAPI SetDoubleClickTime16( UINT16 interval )
754 SetDoubleClickTime( interval );
758 /**********************************************************************
759 * SetDoubleClickTime (USER32.480)
761 BOOL WINAPI SetDoubleClickTime( UINT interval )
763 doubleClickSpeed = interval ? interval : 500;
768 /**********************************************************************
769 * GetDoubleClickTime16 (USER.21)
771 UINT16 WINAPI GetDoubleClickTime16(void)
773 return doubleClickSpeed;
777 /**********************************************************************
778 * GetDoubleClickTime (USER32.239)
780 UINT WINAPI GetDoubleClickTime(void)
782 return doubleClickSpeed;
786 /***********************************************************************
787 * MSG_SendMessageInterThread
789 * Implementation of an inter-task SendMessage.
791 * 0 if error or timeout
794 static LRESULT MSG_SendMessageInterThread( HQUEUE16 hDestQueue,
796 WPARAM wParam, LPARAM lParam,
797 DWORD timeout, WORD flags,
800 MESSAGEQUEUE *queue, *destQ;
807 if (IsTaskLocked16() || !IsWindow(hwnd))
810 /* create a SMSG structure to hold SendMessage() parameters */
811 if (! (smsg = (SMSG *) HeapAlloc( SystemHeap, 0, sizeof(SMSG) )) )
813 if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() ))) return 0;
815 if (!(destQ = (MESSAGEQUEUE*)QUEUE_Lock( hDestQueue )))
817 QUEUE_Unlock( queue );
821 TRACE_(sendmsg)("SM: %s [%04x] (%04x -> %04x)\n",
822 SPY_GetMsgName(msg), msg, queue->self, hDestQueue );
824 /* fill up SMSG structure */
827 smsg->wParam = wParam;
828 smsg->lParam = lParam;
831 smsg->hSrcQueue = GetFastQueue16();
832 smsg->hDstQueue = hDestQueue;
835 /* add smsg struct in the processing SM list of the source queue */
836 QUEUE_AddSMSG(queue, SM_PROCESSING_LIST, smsg);
838 /* add smsg struct in the pending list of the destination queue */
839 if (QUEUE_AddSMSG(destQ, SM_PENDING_LIST, smsg) == FALSE)
842 iWndsLocks = WIN_SuspendWndsLock();
844 /* force destination task to run next, if 16 bit threads */
845 if ( THREAD_IsWin16(NtCurrentTeb()) && THREAD_IsWin16(destQ->teb) )
846 DirectedYield16( destQ->teb->htask16 );
848 /* wait for the result, note that 16-bit apps almost always get out of
849 * DirectedYield() with SMSG_HAVE_RESULT flag already set */
854 * The sequence is crucial to avoid deadlock situations:
855 * - first, we clear the QS_SMRESULT bit
856 * - then, we check the SMSG_HAVE_RESULT bit
857 * - only if this isn't set, we enter the wait state.
859 * As the receiver first sets the SMSG_HAVE_RESULT and then wakes us,
860 * we are guaranteed that -should we now clear the QS_SMRESULT that
861 * was signalled already by the receiver- we will not start waiting.
864 if ( smsg->flags & SMSG_HAVE_RESULT )
867 *pRes = smsg->lResult;
868 TRACE_(sendmsg)("smResult = %08x\n", (unsigned)*pRes );
872 QUEUE_ClearWakeBit( queue, QS_SMRESULT );
874 if ( smsg->flags & SMSG_HAVE_RESULT )
877 if( QUEUE_WaitBits( QS_SMRESULT, timeout ) == 0 )
879 /* return with timeout */
885 WIN_RestoreWndsLock(iWndsLocks);
887 /* remove the smsg from the processingg list of the source queue */
888 QUEUE_RemoveSMSG( queue, SM_PROCESSING_LIST, smsg );
890 /* Note: the destination thread is in charge of removing the smsg from
893 /* In the case of an early reply (or a timeout), sender thread will
894 released the smsg structure if the receiver thread is done
895 (SMSG_RECEIVED set). If the receiver thread isn't done,
896 SMSG_RECEIVER_CLEANS_UP flag is set, and it will be the receiver
897 responsability to released smsg */
898 EnterCriticalSection( &queue->cSection );
900 if (smsg->flags & SMSG_RECEIVED)
901 HeapFree(SystemHeap, 0, smsg);
903 smsg->flags |= SMSG_RECEIVER_CLEANS;
905 LeaveCriticalSection( &queue->cSection );
908 QUEUE_Unlock( queue );
909 QUEUE_Unlock( destQ );
911 TRACE_(sendmsg)("done!\n");
916 /***********************************************************************
917 * ReplyMessage16 (USER.115)
919 void WINAPI ReplyMessage16( LRESULT result )
921 ReplyMessage( result );
924 /***********************************************************************
925 * ReplyMessage (USER.115)
927 BOOL WINAPI ReplyMessage( LRESULT result )
929 MESSAGEQUEUE *senderQ = 0;
930 MESSAGEQUEUE *queue = 0;
934 if (!(queue = (MESSAGEQUEUE*)QUEUE_Lock( GetFastQueue16() )))
937 TRACE_(sendmsg)("ReplyMessage, queue %04x\n", queue->self);
940 if ( !(smsg = queue->smWaiting)
941 || !(senderQ = QUEUE_Lock( smsg->hSrcQueue )) )
942 goto ReplyMessageEnd;
944 if ( !(smsg->flags & SMSG_ALREADY_REPLIED) )
946 /* This is the first reply, so pass result to sender */
948 TRACE_(sendmsg)("\trpm: smResult = %08lx\n", (long) result );
950 EnterCriticalSection(&senderQ->cSection);
952 smsg->lResult = result;
953 smsg->flags |= SMSG_ALREADY_REPLIED;
955 /* check if it's an early reply (called by the application) or
956 a regular reply (called by ReceiveMessage) */
957 if ( !(smsg->flags & SMSG_SENDING_REPLY) )
958 smsg->flags |= SMSG_EARLY_REPLY;
960 smsg->flags |= SMSG_HAVE_RESULT;
962 LeaveCriticalSection(&senderQ->cSection);
964 /* tell the sending task that its reply is ready */
965 QUEUE_SetWakeBit( senderQ, QS_SMRESULT );
967 /* switch directly to sending task (16 bit thread only) */
968 if ( THREAD_IsWin16( NtCurrentTeb() ) && THREAD_IsWin16( senderQ->teb ) )
969 DirectedYield16( senderQ->teb->htask16 );
974 if (smsg->flags & SMSG_SENDING_REPLY)
976 /* remove msg from the waiting list, since this is the last
978 QUEUE_RemoveSMSG( queue, SM_WAITING_LIST, smsg );
980 EnterCriticalSection(&senderQ->cSection);
982 /* tell the sender we're all done with smsg structure */
983 smsg->flags |= SMSG_RECEIVED;
985 /* sender will set SMSG_RECEIVER_CLEANS_UP if it wants the
986 receiver to clean up smsg, it could only happens when there is
987 an early reply or a timeout */
988 if ( smsg->flags & SMSG_RECEIVER_CLEANS )
990 TRACE_(sendmsg)("Receiver cleans up!\n" );
991 HeapFree( SystemHeap, 0, smsg );
994 LeaveCriticalSection(&senderQ->cSection);
999 QUEUE_Unlock( senderQ );
1001 QUEUE_Unlock( queue );
1006 /***********************************************************************
1009 static BOOL MSG_ConvertMsg( MSG *msg, int srcType, int dstType )
1014 switch ( MAKELONG( srcType, dstType ) )
1016 case MAKELONG( QMSG_WIN16, QMSG_WIN16 ):
1017 case MAKELONG( QMSG_WIN32A, QMSG_WIN32A ):
1018 case MAKELONG( QMSG_WIN32W, QMSG_WIN32W ):
1021 case MAKELONG( QMSG_WIN16, QMSG_WIN32A ):
1022 switch ( WINPROC_MapMsg16To32A( msg->message, msg->wParam,
1023 &msg->message, &msg->wParam, &msg->lParam ) )
1028 /* Pointer messages were mapped --> need to free allocated memory and fail */
1029 WINPROC_UnmapMsg16To32A( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1034 case MAKELONG( QMSG_WIN16, QMSG_WIN32W ):
1035 switch ( WINPROC_MapMsg16To32W( msg->hwnd, msg->message, msg->wParam,
1036 &msg->message, &msg->wParam, &msg->lParam ) )
1041 /* Pointer messages were mapped --> need to free allocated memory and fail */
1042 WINPROC_UnmapMsg16To32W( msg->hwnd, msg->message, msg->wParam, msg->lParam, 0 );
1047 case MAKELONG( QMSG_WIN32A, QMSG_WIN16 ):
1048 mp16.lParam = msg->lParam;
1049 switch ( WINPROC_MapMsg32ATo16( msg->hwnd, msg->message, msg->wParam,
1050 &msg16, &mp16.wParam, &mp16.lParam ) )
1053 msg->message = msg16;
1054 msg->wParam = mp16.wParam;
1055 msg->lParam = mp16.lParam;
1058 /* Pointer messages were mapped --> need to free allocated memory and fail */
1059 WINPROC_UnmapMsg32ATo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1064 case MAKELONG( QMSG_WIN32W, QMSG_WIN16 ):
1065 mp16.lParam = msg->lParam;
1066 switch ( WINPROC_MapMsg32WTo16( msg->hwnd, msg->message, msg->wParam,
1067 &msg16, &mp16.wParam, &mp16.lParam ) )
1070 msg->message = msg16;
1071 msg->wParam = mp16.wParam;
1072 msg->lParam = mp16.lParam;
1075 /* Pointer messages were mapped --> need to free allocated memory and fail */
1076 WINPROC_UnmapMsg32WTo16( msg->hwnd, msg->message, msg->wParam, msg->lParam, &mp16 );
1081 case MAKELONG( QMSG_WIN32A, QMSG_WIN32W ):
1082 switch ( WINPROC_MapMsg32ATo32W( msg->hwnd, msg->message, msg->wParam, &msg->lParam ) )
1087 /* Pointer messages were mapped --> need to free allocated memory and fail */
1088 WINPROC_UnmapMsg32ATo32W( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1093 case MAKELONG( QMSG_WIN32W, QMSG_WIN32A ):
1094 switch ( WINPROC_MapMsg32WTo32A( msg->hwnd, msg->message, msg->wParam, &msg->lParam ) )
1099 /* Pointer messages were mapped --> need to free allocated memory and fail */
1100 WINPROC_UnmapMsg32WTo32A( msg->hwnd, msg->message, msg->wParam, msg->lParam );
1106 FIXME( "Invalid message type(s): %d / %d\n", srcType, dstType );
1111 /***********************************************************************
1114 static BOOL MSG_PeekMessage( int type, LPMSG msg, HWND hwnd,
1115 DWORD first, DWORD last, WORD flags, BOOL peek )
1118 MESSAGEQUEUE *msgQueue;
1123 mask = QS_POSTMESSAGE | QS_SENDMESSAGE; /* Always selected */
1126 if ((first <= WM_KEYLAST) && (last >= WM_KEYFIRST)) mask |= QS_KEY;
1127 if ( ((first <= WM_MOUSELAST) && (last >= WM_MOUSEFIRST)) ||
1128 ((first <= WM_NCMOUSELAST) && (last >= WM_NCMOUSEFIRST)) ) mask |= QS_MOUSE;
1129 if ((first <= WM_TIMER) && (last >= WM_TIMER)) mask |= QS_TIMER;
1130 if ((first <= WM_SYSTIMER) && (last >= WM_SYSTIMER)) mask |= QS_TIMER;
1131 if ((first <= WM_PAINT) && (last >= WM_PAINT)) mask |= QS_PAINT;
1133 else mask |= QS_MOUSE | QS_KEY | QS_TIMER | QS_PAINT;
1135 if (IsTaskLocked16()) flags |= PM_NOYIELD;
1137 /* Never yield on Win32 threads */
1138 if (!THREAD_IsWin16(NtCurrentTeb())) flags |= PM_NOYIELD;
1140 iWndsLocks = WIN_SuspendWndsLock();
1146 hQueue = GetFastQueue16();
1147 msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1150 WIN_RestoreWndsLock(iWndsLocks);
1153 msgQueue->changeBits = 0;
1155 /* First handle a message put by SendMessage() */
1157 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1158 QUEUE_ReceiveMessage( msgQueue );
1160 /* Now handle a WM_QUIT message */
1162 if (msgQueue->wPostQMsg &&
1163 (!first || WM_QUIT >= first) &&
1164 (!last || WM_QUIT <= last) )
1167 msg->message = WM_QUIT;
1168 msg->wParam = msgQueue->wExitCode;
1170 if (flags & PM_REMOVE) msgQueue->wPostQMsg = 0;
1174 /* Now find a normal message */
1177 if (((msgQueue->wakeBits & mask) & QS_POSTMESSAGE) &&
1178 ((qmsg = QUEUE_FindMsg( msgQueue, hwnd, first, last )) != 0))
1180 /* Try to convert message to requested type */
1181 MSG tmpMsg = qmsg->msg;
1182 if ( !MSG_ConvertMsg( &tmpMsg, qmsg->type, type ) )
1184 ERR( "Message of wrong type contains pointer parameters. Skipped!\n ");
1185 QUEUE_RemoveMsg( msgQueue, qmsg );
1190 msgQueue->GetMessageTimeVal = msg->time;
1191 CONV_POINT32TO16(&msg->pt, &pt16);
1192 msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
1193 msgQueue->GetMessageExtraInfoVal = qmsg->extraInfo;
1195 if (flags & PM_REMOVE) QUEUE_RemoveMsg( msgQueue, qmsg );
1199 msgQueue->changeBits |= MSG_JournalPlayBackMsg();
1201 /* Now find a hardware event */
1203 if (MSG_PeekHardwareMsg( msg, hwnd, first, last, flags & PM_REMOVE ))
1206 msgQueue->GetMessageTimeVal = msg->time;
1207 CONV_POINT32TO16(&msg->pt, &pt16);
1208 msgQueue->GetMessagePosVal = *(DWORD *)&pt16;
1209 msgQueue->GetMessageExtraInfoVal = 0; /* Always 0 for now */
1213 /* Check again for SendMessage */
1215 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1216 QUEUE_ReceiveMessage( msgQueue );
1218 /* Now find a WM_PAINT message */
1220 if ((msgQueue->wakeBits & mask) & QS_PAINT)
1223 msg->hwnd = WIN_FindWinToRepaint( hwnd , hQueue );
1224 msg->message = WM_PAINT;
1228 if ((wndPtr = WIN_FindWndPtr(msg->hwnd)))
1230 if( wndPtr->dwStyle & WS_MINIMIZE &&
1231 (HICON) GetClassLongA(wndPtr->hwndSelf, GCL_HICON) )
1233 msg->message = WM_PAINTICON;
1237 if( !hwnd || msg->hwnd == hwnd || IsChild16(hwnd,msg->hwnd) )
1239 if( wndPtr->flags & WIN_INTERNAL_PAINT && !wndPtr->hrgnUpdate)
1241 wndPtr->flags &= ~WIN_INTERNAL_PAINT;
1242 QUEUE_DecPaintCount( hQueue );
1244 WIN_ReleaseWndPtr(wndPtr);
1247 WIN_ReleaseWndPtr(wndPtr);
1251 /* Check for timer messages, but yield first */
1253 if (!(flags & PM_NOYIELD))
1256 while (msgQueue->wakeBits & QS_SENDMESSAGE)
1257 QUEUE_ReceiveMessage( msgQueue );
1259 if ((msgQueue->wakeBits & mask) & QS_TIMER)
1261 if (TIMER_GetTimerMsg(msg, hwnd, hQueue, flags & PM_REMOVE)) break;
1266 if (!(flags & PM_NOYIELD)) UserYield16();
1268 QUEUE_Unlock( msgQueue );
1269 WIN_RestoreWndsLock(iWndsLocks);
1272 msgQueue->wakeMask = mask;
1273 QUEUE_WaitBits( mask, INFINITE );
1274 QUEUE_Unlock( msgQueue );
1277 WIN_RestoreWndsLock(iWndsLocks);
1279 /* instead of unlocking queue for every break condition, all break
1280 condition will fall here */
1281 QUEUE_Unlock( msgQueue );
1283 /* We got a message */
1284 if (flags & PM_REMOVE)
1286 WORD message = msg->message;
1288 if (message == WM_KEYDOWN || message == WM_SYSKEYDOWN)
1290 BYTE *p = &QueueKeyStateTable[msg->wParam & 0xff];
1296 else if (message == WM_KEYUP || message == WM_SYSKEYUP)
1297 QueueKeyStateTable[msg->wParam & 0xff] &= ~0x80;
1304 return (msg->message != WM_QUIT);
1307 /***********************************************************************
1308 * MSG_InternalGetMessage
1310 * GetMessage() function for internal use. Behave like GetMessage(),
1311 * but also call message filters and optionally send WM_ENTERIDLE messages.
1312 * 'hwnd' must be the handle of the dialog or menu window.
1313 * 'code' is the message filter value (MSGF_??? codes).
1315 BOOL MSG_InternalGetMessage( int type, MSG *msg, HWND hwnd, HWND hwndOwner,
1316 WPARAM code, WORD flags, BOOL sendIdle, BOOL* idleSent )
1322 if (!MSG_PeekMessage( type, msg, 0, 0, 0, flags, TRUE ))
1324 /* No message present -> send ENTERIDLE and wait */
1325 if (IsWindow(hwndOwner))
1327 SendMessageA( hwndOwner, WM_ENTERIDLE,
1328 code, (LPARAM)hwnd );
1333 MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1336 else /* Always wait for a message */
1337 MSG_PeekMessage( type, msg, 0, 0, 0, flags, FALSE );
1339 /* Call message filters */
1341 if (HOOK_IsHooked( WH_SYSMSGFILTER ) || HOOK_IsHooked( WH_MSGFILTER ))
1343 MSG *pmsg = HeapAlloc( SystemHeap, 0, sizeof(MSG) );
1348 ret = (HOOK_CallHooksA( WH_SYSMSGFILTER, code, 0,
1350 HOOK_CallHooksA( WH_MSGFILTER, code, 0,
1353 HeapFree( SystemHeap, 0, pmsg );
1356 /* Message filtered -> remove it from the queue */
1357 /* if it's still there. */
1358 if (!(flags & PM_REMOVE))
1359 MSG_PeekMessage( type, msg, 0, 0, 0, PM_REMOVE, TRUE );
1365 return (msg->message != WM_QUIT);
1370 /***********************************************************************
1371 * PeekMessage32_16 (USER.819)
1373 BOOL16 WINAPI PeekMessage32_16( LPMSG16_32 lpmsg16_32, HWND16 hwnd,
1374 UINT16 first, UINT16 last, UINT16 flags,
1375 BOOL16 wHaveParamHigh )
1380 ret = MSG_PeekMessage( QMSG_WIN16, &msg, hwnd, first, last, flags, TRUE );
1382 lpmsg16_32->msg.hwnd = msg.hwnd;
1383 lpmsg16_32->msg.message = msg.message;
1384 lpmsg16_32->msg.wParam = LOWORD(msg.wParam);
1385 lpmsg16_32->msg.lParam = msg.lParam;
1386 lpmsg16_32->msg.time = msg.time;
1387 lpmsg16_32->msg.pt.x = (INT16)msg.pt.x;
1388 lpmsg16_32->msg.pt.y = (INT16)msg.pt.y;
1390 if ( wHaveParamHigh )
1391 lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1396 /***********************************************************************
1397 * PeekMessage16 (USER.109)
1399 BOOL16 WINAPI PeekMessage16( LPMSG16 lpmsg, HWND16 hwnd,
1400 UINT16 first, UINT16 last, UINT16 flags )
1402 return PeekMessage32_16( (LPMSG16_32)lpmsg, hwnd, first, last, flags, FALSE );
1405 /***********************************************************************
1408 BOOL WINAPI PeekMessageA( LPMSG lpmsg, HWND hwnd,
1409 UINT min, UINT max, UINT wRemoveMsg)
1411 return MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1414 /***********************************************************************
1415 * PeekMessageW Check queue for messages
1417 * Checks for a message in the thread's queue, filtered as for
1418 * GetMessage(). Returns immediately whether a message is available
1421 * Whether a retrieved message is removed from the queue is set by the
1422 * _wRemoveMsg_ flags, which should be one of the following values:
1424 * PM_NOREMOVE Do not remove the message from the queue.
1426 * PM_REMOVE Remove the message from the queue.
1428 * In addition, PM_NOYIELD may be combined into _wRemoveMsg_ to
1429 * request that the system not yield control during PeekMessage();
1430 * however applications may not rely on scheduling behavior.
1434 * Nonzero if a message is available and is retrieved, zero otherwise.
1441 BOOL WINAPI PeekMessageW(
1442 LPMSG lpmsg, /* buffer to receive message */
1443 HWND hwnd, /* restrict to messages for hwnd */
1444 UINT min, /* minimum message to receive */
1445 UINT max, /* maximum message to receive */
1446 UINT wRemoveMsg /* removal flags */
1449 return MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, wRemoveMsg, TRUE );
1453 /***********************************************************************
1454 * GetMessage32_16 (USER.820)
1456 BOOL16 WINAPI GetMessage32_16( SEGPTR msg16_32, HWND16 hWnd, UINT16 first,
1457 UINT16 last, BOOL16 wHaveParamHigh )
1459 MSG32_16 *lpmsg16_32 = (MSG32_16 *)PTR_SEG_TO_LIN(msg16_32);
1462 MSG_PeekMessage( QMSG_WIN16, &msg, hWnd, first, last, PM_REMOVE, FALSE );
1464 lpmsg16_32->msg.hwnd = msg.hwnd;
1465 lpmsg16_32->msg.message = msg.message;
1466 lpmsg16_32->msg.wParam = LOWORD(msg.wParam);
1467 lpmsg16_32->msg.lParam = msg.lParam;
1468 lpmsg16_32->msg.time = msg.time;
1469 lpmsg16_32->msg.pt.x = (INT16)msg.pt.x;
1470 lpmsg16_32->msg.pt.y = (INT16)msg.pt.y;
1472 if ( wHaveParamHigh )
1473 lpmsg16_32->wParamHigh = HIWORD(msg.wParam);
1475 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1476 lpmsg16_32->msg.message, hWnd, first, last );
1478 HOOK_CallHooks16( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)msg16_32 );
1479 return lpmsg16_32->msg.message != WM_QUIT;
1482 /***********************************************************************
1483 * GetMessage16 (USER.108)
1485 BOOL16 WINAPI GetMessage16( SEGPTR msg, HWND16 hwnd, UINT16 first, UINT16 last)
1487 return GetMessage32_16( msg, hwnd, first, last, FALSE );
1490 /***********************************************************************
1491 * GetMessageA (USER32.270)
1493 BOOL WINAPI GetMessageA( MSG *lpmsg, HWND hwnd, UINT min, UINT max )
1495 MSG_PeekMessage( QMSG_WIN32A, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1497 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1498 lpmsg->message, hwnd, min, max );
1500 HOOK_CallHooksA( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)lpmsg );
1501 return lpmsg->message != WM_QUIT;
1504 /***********************************************************************
1505 * GetMessageW (USER32.274) Retrieve next message
1507 * GetMessage retrieves the next event from the calling thread's
1508 * queue and deposits it in *lpmsg.
1510 * If _hwnd_ is not NULL, only messages for window _hwnd_ and its
1511 * children as specified by IsChild() are retrieved. If _hwnd_ is NULL
1512 * all application messages are retrieved.
1514 * _min_ and _max_ specify the range of messages of interest. If
1515 * min==max==0, no filtering is performed. Useful examples are
1516 * WM_KEYFIRST and WM_KEYLAST to retrieve keyboard input, and
1517 * WM_MOUSEFIRST and WM_MOUSELAST to retrieve mouse input.
1519 * WM_PAINT messages are not removed from the queue; they remain until
1520 * processed. Other messages are removed from the queue.
1524 * -1 on error, 0 if message is WM_QUIT, nonzero otherwise.
1531 BOOL WINAPI GetMessageW(
1532 MSG* lpmsg, /* buffer to receive message */
1533 HWND hwnd, /* restrict to messages for hwnd */
1534 UINT min, /* minimum message to receive */
1535 UINT max /* maximum message to receive */
1538 MSG_PeekMessage( QMSG_WIN32W, lpmsg, hwnd, min, max, PM_REMOVE, FALSE );
1540 TRACE( "message %04x, hwnd %04x, filter(%04x - %04x)\n",
1541 lpmsg->message, hwnd, min, max );
1543 HOOK_CallHooksW( WH_GETMESSAGE, HC_ACTION, 0, (LPARAM)lpmsg );
1544 return lpmsg->message != WM_QUIT;
1547 /***********************************************************************
1550 static BOOL MSG_PostToQueue( HQUEUE16 hQueue, int type, HWND hwnd,
1551 UINT message, WPARAM wParam, LPARAM lParam )
1555 if ( !hQueue ) return FALSE;
1558 msg.message = message;
1559 msg.wParam = wParam;
1560 msg.lParam = lParam;
1561 msg.time = GetTickCount();
1562 GetCursorPos(&msg.pt);
1564 return QUEUE_AddMsg( hQueue, type, &msg, 0 );
1567 /***********************************************************************
1570 static BOOL MSG_PostMessage( int type, HWND hwnd, UINT message,
1571 WPARAM wParam, LPARAM lParam )
1576 if (hwnd == HWND_BROADCAST)
1578 WND *pDesktop = WIN_GetDesktop();
1579 TRACE("HWND_BROADCAST !\n");
1581 for (wndPtr=WIN_LockWndPtr(pDesktop->child); wndPtr; WIN_UpdateWndPtr(&wndPtr,wndPtr->next))
1583 if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1585 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04X l=%08lX !\n",
1586 wndPtr->hwndSelf, message, wParam, lParam);
1587 MSG_PostToQueue( wndPtr->hmemTaskQ, type,
1588 wndPtr->hwndSelf, message, wParam, lParam );
1591 WIN_ReleaseDesktop();
1592 TRACE("End of HWND_BROADCAST !\n");
1596 wndPtr = WIN_FindWndPtr( hwnd );
1597 hQueue = wndPtr? wndPtr->hmemTaskQ : 0;
1598 WIN_ReleaseWndPtr(wndPtr);
1600 return MSG_PostToQueue( hQueue, type, hwnd, message, wParam, lParam );
1603 /***********************************************************************
1604 * PostMessage16 (USER.110)
1606 BOOL16 WINAPI PostMessage16( HWND16 hwnd, UINT16 message, WPARAM16 wParam,
1609 return (BOOL16) MSG_PostMessage( QMSG_WIN16, hwnd, message, wParam, lParam );
1612 /***********************************************************************
1613 * PostMessageA (USER32.419)
1615 BOOL WINAPI PostMessageA( HWND hwnd, UINT message, WPARAM wParam,
1618 return MSG_PostMessage( QMSG_WIN32A, hwnd, message, wParam, lParam );
1621 /***********************************************************************
1622 * PostMessageW (USER32.420)
1624 BOOL WINAPI PostMessageW( HWND hwnd, UINT message, WPARAM wParam,
1627 return MSG_PostMessage( QMSG_WIN32W, hwnd, message, wParam, lParam );
1630 /***********************************************************************
1631 * PostAppMessage16 (USER.116)
1633 BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 message,
1634 WPARAM16 wParam, LPARAM lParam )
1636 return MSG_PostToQueue( GetTaskQueue16(hTask), QMSG_WIN16,
1637 0, message, wParam, lParam );
1640 /**********************************************************************
1641 * PostThreadMessageA (USER32.422)
1643 BOOL WINAPI PostThreadMessageA( DWORD idThread, UINT message,
1644 WPARAM wParam, LPARAM lParam )
1646 return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32A,
1647 0, message, wParam, lParam );
1650 /**********************************************************************
1651 * PostThreadMessageW (USER32.423)
1653 BOOL WINAPI PostThreadMessageW( DWORD idThread, UINT message,
1654 WPARAM wParam, LPARAM lParam )
1656 return MSG_PostToQueue( GetThreadQueue16(idThread), QMSG_WIN32W,
1657 0, message, wParam, lParam );
1661 /************************************************************************
1662 * MSG_CallWndProcHook32
1664 static void MSG_CallWndProcHook( LPMSG pmsg, BOOL bUnicode )
1668 cwp.lParam = pmsg->lParam;
1669 cwp.wParam = pmsg->wParam;
1670 cwp.message = pmsg->message;
1671 cwp.hwnd = pmsg->hwnd;
1673 if (bUnicode) HOOK_CallHooksW(WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp);
1674 else HOOK_CallHooksA( WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp );
1676 pmsg->lParam = cwp.lParam;
1677 pmsg->wParam = cwp.wParam;
1678 pmsg->message = cwp.message;
1679 pmsg->hwnd = cwp.hwnd;
1683 /***********************************************************************
1686 * return values: 0 if timeout occurs
1689 static LRESULT MSG_SendMessage( HWND hwnd, UINT msg, WPARAM wParam,
1690 LPARAM lParam, DWORD timeout, WORD flags,
1694 WND **list, **ppWnd;
1699 if (hwnd == HWND_BROADCAST|| hwnd == HWND_TOPMOST)
1703 if (!(list = WIN_BuildWinArray( WIN_GetDesktop(), 0, NULL )))
1705 WIN_ReleaseDesktop();
1708 WIN_ReleaseDesktop();
1710 TRACE("HWND_BROADCAST !\n");
1711 for (ppWnd = list; *ppWnd; ppWnd++)
1713 WIN_UpdateWndPtr(&wndPtr,*ppWnd);
1714 if (!IsWindow(wndPtr->hwndSelf)) continue;
1715 if (wndPtr->dwStyle & WS_POPUP || wndPtr->dwStyle & WS_CAPTION)
1717 TRACE("BROADCAST Message to hWnd=%04x m=%04X w=%04lX l=%08lX !\n",
1718 wndPtr->hwndSelf, msg, (DWORD)wParam, lParam);
1719 MSG_SendMessage( wndPtr->hwndSelf, msg, wParam, lParam,
1720 timeout, flags, pRes);
1723 WIN_ReleaseWndPtr(wndPtr);
1724 WIN_ReleaseWinArray(list);
1725 TRACE("End of HWND_BROADCAST !\n");
1729 if (HOOK_IsHooked( WH_CALLWNDPROC ))
1731 if (flags & SMSG_UNICODE)
1732 MSG_CallWndProcHook( (LPMSG)&hwnd, TRUE);
1733 else if (flags & SMSG_WIN32)
1734 MSG_CallWndProcHook( (LPMSG)&hwnd, FALSE);
1739 if ((pmsg = SEGPTR_NEW(CWPSTRUCT16)))
1741 pmsg->hwnd = hwnd & 0xffff;
1742 pmsg->message= msg & 0xffff;
1743 pmsg->wParam = wParam & 0xffff;
1744 pmsg->lParam = lParam;
1745 HOOK_CallHooks16( WH_CALLWNDPROC, HC_ACTION, 1,
1746 (LPARAM)SEGPTR_GET(pmsg) );
1748 msg = pmsg->message;
1749 wParam = pmsg->wParam;
1750 lParam = pmsg->lParam;
1751 SEGPTR_FREE( pmsg );
1756 if (!(wndPtr = WIN_FindWndPtr( hwnd )))
1758 WARN("invalid hwnd %04x\n", hwnd );
1761 if (QUEUE_IsExitingQueue(wndPtr->hmemTaskQ))
1763 ret = 0; /* Don't send anything if the task is dying */
1766 if (flags & SMSG_WIN32)
1767 SPY_EnterMessage( SPY_SENDMESSAGE, hwnd, msg, wParam, lParam );
1769 SPY_EnterMessage( SPY_SENDMESSAGE16, hwnd, msg, wParam, lParam );
1771 if (wndPtr->hmemTaskQ != GetFastQueue16())
1772 ret = MSG_SendMessageInterThread( wndPtr->hmemTaskQ, hwnd, msg,
1773 wParam, lParam, timeout, flags, pRes );
1776 /* Call the right CallWindowProc flavor */
1777 if (flags & SMSG_UNICODE)
1778 *pRes = CallWindowProcW( (WNDPROC)wndPtr->winproc,
1779 hwnd, msg, wParam, lParam );
1780 else if (flags & SMSG_WIN32)
1781 *pRes = CallWindowProcA( (WNDPROC)wndPtr->winproc,
1782 hwnd, msg, wParam, lParam );
1784 *pRes = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
1785 (HWND16) hwnd, (UINT16) msg,
1786 (WPARAM16) wParam, lParam );
1789 if (flags & SMSG_WIN32)
1790 SPY_ExitMessage( SPY_RESULT_OK, hwnd, msg, *pRes );
1792 SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg, *pRes );
1794 WIN_ReleaseWndPtr(wndPtr);
1799 /***********************************************************************
1800 * SendMessage16 (USER.111)
1802 LRESULT WINAPI SendMessage16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1806 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE, 0, &res);
1811 /***********************************************************************
1812 * SendMessageA (USER32.454)
1814 LRESULT WINAPI SendMessageA( HWND hwnd, UINT msg, WPARAM wParam,
1819 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1826 /***********************************************************************
1827 * SendMessageW (USER32.459) Send Window Message
1829 * Sends a message to the window procedure of the specified window.
1830 * SendMessage() will not return until the called window procedure
1831 * either returns or calls ReplyMessage().
1833 * Use PostMessage() to send message and return immediately. A window
1834 * procedure may use InSendMessage() to detect
1835 * SendMessage()-originated messages.
1837 * Applications which communicate via HWND_BROADCAST may use
1838 * RegisterWindowMessage() to obtain a unique message to avoid conflicts
1839 * with other applications.
1845 LRESULT WINAPI SendMessageW(
1846 HWND hwnd, /* Window to send message to. If HWND_BROADCAST,
1847 the message will be sent to all top-level windows. */
1849 UINT msg, /* message */
1850 WPARAM wParam, /* message parameter */
1851 LPARAM lParam /* additional message parameter */
1855 MSG_SendMessage(hwnd, msg, wParam, lParam, INFINITE,
1856 SMSG_WIN32 | SMSG_UNICODE, &res);
1862 /***********************************************************************
1863 * SendMessageTimeout16 (not a WINAPI)
1865 LRESULT WINAPI SendMessageTimeout16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
1866 LPARAM lParam, UINT16 flags,
1867 UINT16 timeout, LPWORD resultp)
1872 /* FIXME: need support for SMTO_BLOCK */
1874 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, 0, &msgRet);
1875 if (resultp) *resultp = (WORD) msgRet;
1880 /***********************************************************************
1881 * SendMessageTimeoutA (USER32.457)
1883 LRESULT WINAPI SendMessageTimeoutA( HWND hwnd, UINT msg, WPARAM wParam,
1884 LPARAM lParam, UINT flags,
1885 UINT timeout, LPDWORD resultp)
1890 /* FIXME: need support for SMTO_BLOCK */
1892 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout, SMSG_WIN32,
1895 if (resultp) *resultp = (DWORD) msgRet;
1900 /***********************************************************************
1901 * SendMessageTimeoutW (USER32.458)
1903 LRESULT WINAPI SendMessageTimeoutW( HWND hwnd, UINT msg, WPARAM wParam,
1904 LPARAM lParam, UINT flags,
1905 UINT timeout, LPDWORD resultp)
1910 /* FIXME: need support for SMTO_BLOCK */
1912 ret = MSG_SendMessage(hwnd, msg, wParam, lParam, timeout,
1913 SMSG_WIN32 | SMSG_UNICODE, &msgRet);
1915 if (resultp) *resultp = (DWORD) msgRet;
1920 /***********************************************************************
1921 * WaitMessage (USER.112) (USER32.578) Suspend thread pending messages
1923 * WaitMessage() suspends a thread until events appear in the thread's
1928 * Is supposed to return BOOL under Win32.
1930 * Thread-local message queues are not supported.
1937 void WINAPI WaitMessage( void )
1939 QUEUE_WaitBits( QS_ALLINPUT, INFINITE );
1942 /***********************************************************************
1943 * MsgWaitForMultipleObjects (USER32.400)
1945 DWORD WINAPI MsgWaitForMultipleObjects( DWORD nCount, HANDLE *pHandles,
1946 BOOL fWaitAll, DWORD dwMilliseconds,
1950 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
1953 HQUEUE16 hQueue = GetFastQueue16();
1954 MESSAGEQUEUE *msgQueue = (MESSAGEQUEUE *)QUEUE_Lock( hQueue );
1955 if (!msgQueue) return WAIT_FAILED;
1957 if (nCount > MAXIMUM_WAIT_OBJECTS-1)
1959 SetLastError( ERROR_INVALID_PARAMETER );
1960 QUEUE_Unlock( msgQueue );
1964 msgQueue->changeBits = 0;
1965 msgQueue->wakeMask = dwWakeMask;
1967 if (THREAD_IsWin16(NtCurrentTeb()))
1970 * This is a temporary solution to a big problem.
1971 * You see, the main thread of all Win32 programs is created as a 16 bit
1972 * task. This means that if you wait on an event using Win32 synchronization
1973 * methods, the 16 bit scheduler is stopped and things might just stop happening.
1974 * This implements a semi-busy loop that checks the handles to wait on and
1975 * also the message queue. When either one is ready, the wait function returns.
1977 * This will all go away when the real Win32 threads are implemented for all
1978 * the threads of an applications. Including the main thread.
1980 DWORD curTime = GetCurrentTime();
1985 * Check the handles in the list.
1987 ret = WaitForMultipleObjects(nCount, pHandles, fWaitAll, 5L);
1990 * If the handles have been triggered, return.
1992 if (ret != WAIT_TIMEOUT)
1996 * Then, let the 16 bit scheduler do it's thing.
2001 * If a message matching the wait mask has arrived, return.
2003 if (msgQueue->changeBits & dwWakeMask)
2010 * And continue doing this until we hit the timeout.
2012 } while ((dwMilliseconds == INFINITE) || (GetCurrentTime()-curTime < dwMilliseconds) );
2016 /* Add the thread event to the handle list */
2017 for (i = 0; i < nCount; i++)
2018 handles[i] = pHandles[i];
2019 handles[nCount] = msgQueue->server_queue;
2020 ret = WaitForMultipleObjects( nCount+1, handles, fWaitAll, dwMilliseconds );
2022 QUEUE_Unlock( msgQueue );
2035 static const struct accent_char accent_chars[] =
2037 /* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
2038 {'`', 'A', '\300'}, {'`', 'a', '\340'},
2039 {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
2040 {'^', 'A', '\302'}, {'^', 'a', '\342'},
2041 {'~', 'A', '\303'}, {'~', 'a', '\343'},
2042 {'"', 'A', '\304'}, {'"', 'a', '\344'},
2043 {'O', 'A', '\305'}, {'o', 'a', '\345'},
2044 {'0', 'A', '\305'}, {'0', 'a', '\345'},
2045 {'A', 'A', '\305'}, {'a', 'a', '\345'},
2046 {'A', 'E', '\306'}, {'a', 'e', '\346'},
2047 {',', 'C', '\307'}, {',', 'c', '\347'},
2048 {'`', 'E', '\310'}, {'`', 'e', '\350'},
2049 {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
2050 {'^', 'E', '\312'}, {'^', 'e', '\352'},
2051 {'"', 'E', '\313'}, {'"', 'e', '\353'},
2052 {'`', 'I', '\314'}, {'`', 'i', '\354'},
2053 {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
2054 {'^', 'I', '\316'}, {'^', 'i', '\356'},
2055 {'"', 'I', '\317'}, {'"', 'i', '\357'},
2056 {'-', 'D', '\320'}, {'-', 'd', '\360'},
2057 {'~', 'N', '\321'}, {'~', 'n', '\361'},
2058 {'`', 'O', '\322'}, {'`', 'o', '\362'},
2059 {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
2060 {'^', 'O', '\324'}, {'^', 'o', '\364'},
2061 {'~', 'O', '\325'}, {'~', 'o', '\365'},
2062 {'"', 'O', '\326'}, {'"', 'o', '\366'},
2063 {'/', 'O', '\330'}, {'/', 'o', '\370'},
2064 {'`', 'U', '\331'}, {'`', 'u', '\371'},
2065 {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
2066 {'^', 'U', '\333'}, {'^', 'u', '\373'},
2067 {'"', 'U', '\334'}, {'"', 'u', '\374'},
2068 {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
2069 {'T', 'H', '\336'}, {'t', 'h', '\376'},
2070 {'s', 's', '\337'}, {'"', 'y', '\377'},
2071 {'s', 'z', '\337'}, {'i', 'j', '\377'},
2072 /* iso-8859-2 uses this */
2073 {'<', 'L', '\245'}, {'<', 'l', '\265'}, /* caron */
2074 {'<', 'S', '\251'}, {'<', 's', '\271'},
2075 {'<', 'T', '\253'}, {'<', 't', '\273'},
2076 {'<', 'Z', '\256'}, {'<', 'z', '\276'},
2077 {'<', 'C', '\310'}, {'<', 'c', '\350'},
2078 {'<', 'E', '\314'}, {'<', 'e', '\354'},
2079 {'<', 'D', '\317'}, {'<', 'd', '\357'},
2080 {'<', 'N', '\322'}, {'<', 'n', '\362'},
2081 {'<', 'R', '\330'}, {'<', 'r', '\370'},
2082 {';', 'A', '\241'}, {';', 'a', '\261'}, /* ogonek */
2083 {';', 'E', '\312'}, {';', 'e', '\332'},
2084 {'\'', 'Z', '\254'}, {'\'', 'z', '\274'}, /* acute */
2085 {'\'', 'R', '\300'}, {'\'', 'r', '\340'},
2086 {'\'', 'L', '\305'}, {'\'', 'l', '\345'},
2087 {'\'', 'C', '\306'}, {'\'', 'c', '\346'},
2088 {'\'', 'N', '\321'}, {'\'', 'n', '\361'},
2089 /* collision whith S, from iso-8859-9 !!! */
2090 {',', 'S', '\252'}, {',', 's', '\272'}, /* cedilla */
2091 {',', 'T', '\336'}, {',', 't', '\376'},
2092 {'.', 'Z', '\257'}, {'.', 'z', '\277'}, /* dot above */
2093 {'/', 'L', '\243'}, {'/', 'l', '\263'}, /* slash */
2094 {'/', 'D', '\320'}, {'/', 'd', '\360'},
2095 {'(', 'A', '\303'}, {'(', 'a', '\343'}, /* breve */
2096 {'\275', 'O', '\325'}, {'\275', 'o', '\365'}, /* double acute */
2097 {'\275', 'U', '\334'}, {'\275', 'u', '\374'},
2098 {'0', 'U', '\332'}, {'0', 'u', '\372'}, /* ring above */
2099 /* iso-8859-3 uses this */
2100 {'/', 'H', '\241'}, {'/', 'h', '\261'}, /* slash */
2101 {'>', 'H', '\246'}, {'>', 'h', '\266'}, /* circumflex */
2102 {'>', 'J', '\254'}, {'>', 'j', '\274'},
2103 {'>', 'C', '\306'}, {'>', 'c', '\346'},
2104 {'>', 'G', '\330'}, {'>', 'g', '\370'},
2105 {'>', 'S', '\336'}, {'>', 's', '\376'},
2106 /* collision whith G( from iso-8859-9 !!! */
2107 {'(', 'G', '\253'}, {'(', 'g', '\273'}, /* breve */
2108 {'(', 'U', '\335'}, {'(', 'u', '\375'},
2109 /* collision whith I. from iso-8859-3 !!! */
2110 {'.', 'I', '\251'}, {'.', 'i', '\271'}, /* dot above */
2111 {'.', 'C', '\305'}, {'.', 'c', '\345'},
2112 {'.', 'G', '\325'}, {'.', 'g', '\365'},
2113 /* iso-8859-4 uses this */
2114 {',', 'R', '\243'}, {',', 'r', '\263'}, /* cedilla */
2115 {',', 'L', '\246'}, {',', 'l', '\266'},
2116 {',', 'G', '\253'}, {',', 'g', '\273'},
2117 {',', 'N', '\321'}, {',', 'n', '\361'},
2118 {',', 'K', '\323'}, {',', 'k', '\363'},
2119 {'~', 'I', '\245'}, {'~', 'i', '\265'}, /* tilde */
2120 {'-', 'E', '\252'}, {'-', 'e', '\272'}, /* macron */
2121 {'-', 'A', '\300'}, {'-', 'a', '\340'},
2122 {'-', 'I', '\317'}, {'-', 'i', '\357'},
2123 {'-', 'O', '\322'}, {'-', 'o', '\362'},
2124 {'-', 'U', '\336'}, {'-', 'u', '\376'},
2125 {'/', 'T', '\254'}, {'/', 't', '\274'}, /* slash */
2126 {'.', 'E', '\314'}, {'.', 'e', '\344'}, /* dot above */
2127 {';', 'I', '\307'}, {';', 'i', '\347'}, /* ogonek */
2128 {';', 'U', '\331'}, {';', 'u', '\371'},
2129 /* iso-8859-9 uses this */
2130 /* iso-8859-9 has really bad choosen G( S, and I. as they collide
2131 * whith the same letters on other iso-8859-x (that is they are on
2132 * different places :-( ), if you use turkish uncomment these and
2133 * comment out the lines in iso-8859-2 and iso-8859-3 sections
2134 * FIXME: should be dynamic according to chosen language
2135 * if/when Wine has turkish support.
2137 /* collision whith G( from iso-8859-3 !!! */
2138 /* {'(', 'G', '\320'}, {'(', 'g', '\360'}, */ /* breve */
2139 /* collision whith S, from iso-8859-2 !!! */
2140 /* {',', 'S', '\336'}, {',', 's', '\376'}, */ /* cedilla */
2141 /* collision whith I. from iso-8859-3 !!! */
2142 /* {'.', 'I', '\335'}, {'.', 'i', '\375'}, */ /* dot above */
2146 /***********************************************************************
2147 * MSG_DoTranslateMessage
2149 * Implementation of TranslateMessage.
2151 * TranslateMessage translates virtual-key messages into character-messages,
2153 * WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
2154 * ditto replacing WM_* with WM_SYS*
2155 * This produces WM_CHAR messages only for keys mapped to ASCII characters
2156 * by the keyboard driver.
2158 static BOOL MSG_DoTranslateMessage( UINT message, HWND hwnd,
2159 WPARAM wParam, LPARAM lParam )
2161 static int dead_char;
2164 if (message != WM_MOUSEMOVE && message != WM_TIMER)
2165 TRACE("(%s, %04X, %08lX)\n",
2166 SPY_GetMsgName(message), wParam, lParam );
2167 if(message >= WM_KEYFIRST && message <= WM_KEYLAST)
2168 TRACE_(key)("(%s, %04X, %08lX)\n",
2169 SPY_GetMsgName(message), wParam, lParam );
2171 if ((message != WM_KEYDOWN) && (message != WM_SYSKEYDOWN)) return FALSE;
2173 TRACE_(key)("Translating key %04X, scancode %04X\n",
2174 wParam, HIWORD(lParam) );
2176 /* FIXME : should handle ToAscii yielding 2 */
2177 switch (ToAscii(wParam, HIWORD(lParam),
2178 QueueKeyStateTable,(LPWORD)wp, 0))
2181 message = (message == WM_KEYDOWN) ? WM_CHAR : WM_SYSCHAR;
2182 /* Should dead chars handling go in ToAscii ? */
2187 if (wp[0] == ' ') wp[0] = dead_char;
2188 if (dead_char == 0xa2) dead_char = '(';
2189 else if (dead_char == 0xa8) dead_char = '"';
2190 else if (dead_char == 0xb2) dead_char = ';';
2191 else if (dead_char == 0xb4) dead_char = '\'';
2192 else if (dead_char == 0xb7) dead_char = '<';
2193 else if (dead_char == 0xb8) dead_char = ',';
2194 else if (dead_char == 0xff) dead_char = '.';
2195 for (i = 0; i < sizeof(accent_chars)/sizeof(accent_chars[0]); i++)
2196 if ((accent_chars[i].ac_accent == dead_char) &&
2197 (accent_chars[i].ac_char == wp[0]))
2199 wp[0] = accent_chars[i].ac_result;
2204 TRACE_(key)("1 -> PostMessage(%s)\n", SPY_GetMsgName(message));
2205 PostMessage16( hwnd, message, wp[0], lParam );
2209 message = (message == WM_KEYDOWN) ? WM_DEADCHAR : WM_SYSDEADCHAR;
2211 TRACE_(key)("-1 -> PostMessage(%s)\n",
2212 SPY_GetMsgName(message));
2213 PostMessage16( hwnd, message, wp[0], lParam );
2220 /***********************************************************************
2221 * TranslateMessage16 (USER.113)
2223 BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
2225 return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2226 msg->wParam, msg->lParam );
2230 /***********************************************************************
2231 * TranslateMessage32 (USER.821)
2233 BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
2238 wParam = MAKELONG(msg->msg.wParam, msg->wParamHigh);
2240 wParam = (WPARAM)msg->msg.wParam;
2242 return MSG_DoTranslateMessage( msg->msg.message, msg->msg.hwnd,
2243 wParam, msg->msg.lParam );
2246 /***********************************************************************
2247 * TranslateMessage (USER32.556)
2249 BOOL WINAPI TranslateMessage( const MSG *msg )
2251 return MSG_DoTranslateMessage( msg->message, msg->hwnd,
2252 msg->wParam, msg->lParam );
2256 /***********************************************************************
2257 * DispatchMessage16 (USER.114)
2259 LONG WINAPI DispatchMessage16( const MSG16* msg )
2265 /* Process timer messages */
2266 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2270 return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
2271 msg->message, msg->wParam, GetTickCount() );
2275 if (!msg->hwnd) return 0;
2276 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2277 if (!wndPtr->winproc)
2282 painting = (msg->message == WM_PAINT);
2283 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2285 SPY_EnterMessage( SPY_DISPATCHMESSAGE16, msg->hwnd, msg->message,
2286 msg->wParam, msg->lParam );
2287 retval = CallWindowProc16( (WNDPROC16)wndPtr->winproc,
2288 msg->hwnd, msg->message,
2289 msg->wParam, msg->lParam );
2290 SPY_ExitMessage( SPY_RESULT_OK16, msg->hwnd, msg->message, retval );
2292 WIN_ReleaseWndPtr(wndPtr);
2293 wndPtr = WIN_FindWndPtr(msg->hwnd);
2294 if (painting && wndPtr &&
2295 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2297 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2299 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2300 /* Validate the update region to avoid infinite WM_PAINT loop */
2301 ValidateRect( msg->hwnd, NULL );
2304 WIN_ReleaseWndPtr(wndPtr);
2309 /***********************************************************************
2310 * DispatchMessage32 (USER.822)
2312 LONG WINAPI DispatchMessage32_16( const MSG32_16* lpmsg16_32, BOOL16 wHaveParamHigh )
2314 if (wHaveParamHigh == FALSE)
2315 return DispatchMessage16(&(lpmsg16_32->msg));
2320 msg.hwnd = lpmsg16_32->msg.hwnd;
2321 msg.message = lpmsg16_32->msg.message;
2322 msg.wParam = MAKELONG(lpmsg16_32->msg.wParam, lpmsg16_32->wParamHigh);
2323 msg.lParam = lpmsg16_32->msg.lParam;
2324 msg.time = lpmsg16_32->msg.time;
2325 msg.pt.x = (INT)lpmsg16_32->msg.pt.x;
2326 msg.pt.y = (INT)lpmsg16_32->msg.pt.y;
2327 return DispatchMessageA(&msg);
2331 /***********************************************************************
2332 * DispatchMessageA (USER32.141)
2334 LONG WINAPI DispatchMessageA( const MSG* msg )
2340 /* Process timer messages */
2341 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2345 /* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2346 return CallWindowProcA( (WNDPROC)msg->lParam, msg->hwnd,
2347 msg->message, msg->wParam, GetTickCount() );
2351 if (!msg->hwnd) return 0;
2352 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2353 if (!wndPtr->winproc)
2358 painting = (msg->message == WM_PAINT);
2359 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2360 /* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2362 SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2363 msg->wParam, msg->lParam );
2364 retval = CallWindowProcA( (WNDPROC)wndPtr->winproc,
2365 msg->hwnd, msg->message,
2366 msg->wParam, msg->lParam );
2367 SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
2369 WIN_ReleaseWndPtr(wndPtr);
2370 wndPtr = WIN_FindWndPtr(msg->hwnd);
2372 if (painting && wndPtr &&
2373 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2375 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2377 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2378 /* Validate the update region to avoid infinite WM_PAINT loop */
2379 PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0,
2380 RDW_FRAME | RDW_VALIDATE | RDW_NOCHILDREN | RDW_NOINTERNALPAINT, 0 );
2383 WIN_ReleaseWndPtr(wndPtr);
2388 /***********************************************************************
2389 * DispatchMessageW (USER32.142) Process Message
2391 * Process the message specified in the structure *_msg_.
2393 * If the lpMsg parameter points to a WM_TIMER message and the
2394 * parameter of the WM_TIMER message is not NULL, the lParam parameter
2395 * points to the function that is called instead of the window
2398 * The message must be valid.
2402 * DispatchMessage() returns the result of the window procedure invoked.
2409 LONG WINAPI DispatchMessageW( const MSG* msg )
2415 /* Process timer messages */
2416 if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
2420 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2421 return CallWindowProcW( (WNDPROC)msg->lParam, msg->hwnd,
2422 msg->message, msg->wParam, GetTickCount() );
2426 if (!msg->hwnd) return 0;
2427 if (!(wndPtr = WIN_FindWndPtr( msg->hwnd ))) return 0;
2428 if (!wndPtr->winproc)
2433 painting = (msg->message == WM_PAINT);
2434 if (painting) wndPtr->flags |= WIN_NEEDS_BEGINPAINT;
2435 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
2437 SPY_EnterMessage( SPY_DISPATCHMESSAGE, msg->hwnd, msg->message,
2438 msg->wParam, msg->lParam );
2439 retval = CallWindowProcW( (WNDPROC)wndPtr->winproc,
2440 msg->hwnd, msg->message,
2441 msg->wParam, msg->lParam );
2442 SPY_ExitMessage( SPY_RESULT_OK, msg->hwnd, msg->message, retval );
2444 WIN_ReleaseWndPtr(wndPtr);
2445 wndPtr = WIN_FindWndPtr(msg->hwnd);
2447 if (painting && wndPtr &&
2448 (wndPtr->flags & WIN_NEEDS_BEGINPAINT) && wndPtr->hrgnUpdate)
2450 ERR("BeginPaint not called on WM_PAINT for hwnd %04x!\n",
2452 wndPtr->flags &= ~WIN_NEEDS_BEGINPAINT;
2453 /* Validate the update region to avoid infinite WM_PAINT loop */
2454 ValidateRect( msg->hwnd, NULL );
2457 WIN_ReleaseWndPtr(wndPtr);
2462 /***********************************************************************
2463 * RegisterWindowMessageA (USER.118) (USER32.437)
2465 WORD WINAPI RegisterWindowMessageA( LPCSTR str )
2467 TRACE("%s\n", str );
2468 return GlobalAddAtomA( str );
2472 /***********************************************************************
2473 * RegisterWindowMessageW (USER32.438)
2475 WORD WINAPI RegisterWindowMessageW( LPCWSTR str )
2477 TRACE("%p\n", str );
2478 return GlobalAddAtomW( str );
2482 /***********************************************************************
2483 * GetCurrentTime16 (USER.15)
2485 * (effectively identical to GetTickCount)
2487 DWORD WINAPI GetCurrentTime16(void)
2489 return GetTickCount();
2493 /***********************************************************************
2494 * InSendMessage16 (USER.192)
2496 BOOL16 WINAPI InSendMessage16(void)
2498 return InSendMessage();
2502 /***********************************************************************
2503 * InSendMessage (USER32.320)
2505 BOOL WINAPI InSendMessage(void)
2507 MESSAGEQUEUE *queue;
2510 if (!(queue = (MESSAGEQUEUE *)QUEUE_Lock( GetFastQueue16() )))
2512 ret = (BOOL)queue->smWaiting;
2514 QUEUE_Unlock( queue );
2518 /***********************************************************************
2519 * BroadcastSystemMessage (USER32.12)
2521 LONG WINAPI BroadcastSystemMessage(
2522 DWORD dwFlags,LPDWORD recipients,UINT uMessage,WPARAM wParam,
2525 FIXME_(sendmsg)("(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
2526 dwFlags,*recipients,uMessage,wParam,lParam
2531 /***********************************************************************
2532 * SendNotifyMessageA (USER32.460)
2534 * The message sended with PostMessage has to be put in the queue
2535 * with a higher priority as the other "Posted" messages.
2536 * QUEUE_AddMsg has to be modifyed.
2538 BOOL WINAPI SendNotifyMessageA(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2540 FIXME("(%04x,%08x,%08x,%08lx) not complete\n",
2541 hwnd, msg, wParam, lParam);
2543 if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
2544 { ret=SendMessageA ( hwnd, msg, wParam, lParam );
2547 { PostMessageA ( hwnd, msg, wParam, lParam );
2552 /***********************************************************************
2553 * SendNotifyMessageW (USER32.461)
2555 * The message sended with PostMessage has to be put in the queue
2556 * with a higher priority as the other "Posted" messages.
2557 * QUEUE_AddMsg has to be modifyed.
2559 BOOL WINAPI SendNotifyMessageW(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
2561 FIXME("(%04x,%08x,%08x,%08lx) not complete\n",
2562 hwnd, msg, wParam, lParam);
2564 if ( GetCurrentThreadId() == GetWindowThreadProcessId ( hwnd, NULL))
2565 { ret=SendMessageW ( hwnd, msg, wParam, lParam );
2568 { PostMessageW ( hwnd, msg, wParam, lParam );
2573 /***********************************************************************
2574 * SendMessageCallbackA
2575 * FIXME: It's like PostMessage. The callback gets called when the message
2576 * is processed. We have to modify the message processing for a exact
2579 BOOL WINAPI SendMessageCallbackA(
2580 HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2581 FARPROC lpResultCallBack,DWORD dwData)
2583 FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2584 hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2585 if ( hWnd == HWND_BROADCAST)
2586 { PostMessageA( hWnd, Msg, wParam, lParam);
2587 FIXME("Broadcast: Callback will not be called!\n");
2590 (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));
2593 /***********************************************************************
2594 * SendMessageCallbackW
2595 * FIXME: It's like PostMessage. The callback gets called when the message
2596 * is processed. We have to modify the message processing for a exact
2599 BOOL WINAPI SendMessageCallbackW(
2600 HWND hWnd,UINT Msg,WPARAM wParam,LPARAM lParam,
2601 FARPROC lpResultCallBack,DWORD dwData)
2603 FIXME("(0x%04x,0x%04x,0x%08x,0x%08lx,%p,0x%08lx),stub!\n",
2604 hWnd,Msg,wParam,lParam,lpResultCallBack,dwData);
2605 if ( hWnd == HWND_BROADCAST)
2606 { PostMessageW( hWnd, Msg, wParam, lParam);
2607 FIXME("Broadcast: Callback will not be called!\n");
2610 (lpResultCallBack)( hWnd, Msg, dwData, SendMessageA ( hWnd, Msg, wParam, lParam ));