2 * Message queues related functions
4 * Copyright 1993, 1994 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #ifdef HAVE_SYS_TIME_H
27 # include <sys/time.h>
29 #include <sys/types.h>
36 #include "wine/server.h"
48 #include "wine/debug.h"
50 WINE_DEFAULT_DEBUG_CHANNEL(msg
);
51 WINE_DECLARE_DEBUG_CHANNEL(key
);
53 #define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
54 #define WM_NCMOUSELAST WM_NCMBUTTONDBLCLK
56 static BYTE QueueKeyStateTable
[256];
59 /***********************************************************************
62 inline static BOOL
is_keyboard_message( UINT message
)
64 return (message
>= WM_KEYFIRST
&& message
<= WM_KEYLAST
);
68 /***********************************************************************
71 inline static BOOL
is_mouse_message( UINT message
)
73 return ((message
>= WM_NCMOUSEFIRST
&& message
<= WM_NCMOUSELAST
) ||
74 (message
>= WM_MOUSEFIRST
&& message
<= WM_MOUSELAST
));
78 /***********************************************************************
79 * check_message_filter
81 inline static BOOL
check_message_filter( const MSG
*msg
, HWND hwnd
, UINT first
, UINT last
)
85 if (msg
->hwnd
!= hwnd
&& !IsChild( hwnd
, msg
->hwnd
)) return FALSE
;
89 return (msg
->message
>= first
&& msg
->message
<= last
);
95 /***********************************************************************
96 * process_sent_messages
98 * Process all pending sent messages.
100 inline static void process_sent_messages(void)
103 MSG_peek_message( &msg
, 0, 0, 0, GET_MSG_REMOVE
| GET_MSG_SENT_ONLY
);
107 /***********************************************************************
108 * queue_hardware_message
110 * store a hardware message in the thread queue
112 static void queue_hardware_message( MSG
*msg
, ULONG_PTR extra_info
, enum message_type type
)
114 SERVER_START_REQ( send_message
)
117 req
->id
= GetWindowThreadProcessId( msg
->hwnd
, NULL
);
118 req
->win
= msg
->hwnd
;
119 req
->msg
= msg
->message
;
120 req
->wparam
= msg
->wParam
;
121 req
->lparam
= msg
->lParam
;
124 req
->time
= msg
->time
;
125 req
->info
= extra_info
;
127 wine_server_call( req
);
133 /***********************************************************************
134 * update_queue_key_state
136 static void update_queue_key_state( UINT msg
, WPARAM wp
, LPARAM lp
)
138 BOOL down
= FALSE
, iskey
= FALSE
;
176 dualkey
= (HIWORD(lp
) & KF_EXTENDED
) ? VK_RSHIFT
: VK_LSHIFT
;
179 dualkey
= (HIWORD(lp
) & KF_EXTENDED
) ? VK_RCONTROL
: VK_LCONTROL
;
182 dualkey
= (HIWORD(lp
) & KF_EXTENDED
) ? VK_RMENU
: VK_LMENU
;
189 BYTE
*p
= &QueueKeyStateTable
[wp
];
190 if (!(*p
& 0x80)) *p
^= 0x01;
193 else QueueKeyStateTable
[wp
] &= ~0x80;
195 { /* also update the "dual" keys properly */
198 BYTE
*p
= &QueueKeyStateTable
[dualkey
];
199 if (!(*p
& 0x80)) *p
^= 0x01;
202 else QueueKeyStateTable
[dualkey
] &= ~0x80;
207 /***********************************************************************
208 * MSG_SendParentNotify
210 * Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
211 * the window has the WS_EX_NOPARENTNOTIFY style.
213 static void MSG_SendParentNotify( HWND hwnd
, WORD event
, WORD idChild
, POINT pt
)
215 /* pt has to be in the client coordinates of the parent window */
216 MapWindowPoints( 0, hwnd
, &pt
, 1 );
221 if (!(GetWindowLongA( hwnd
, GWL_STYLE
) & WS_CHILD
)) break;
222 if (GetWindowLongA( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
) break;
223 if (!(parent
= GetParent(hwnd
))) break;
224 MapWindowPoints( hwnd
, parent
, &pt
, 1 );
226 SendMessageA( hwnd
, WM_PARENTNOTIFY
,
227 MAKEWPARAM( event
, idChild
), MAKELPARAM( pt
.x
, pt
.y
) );
232 #if 0 /* this is broken for now, will require proper support in the server */
234 /***********************************************************************
235 * MSG_JournalPlayBackMsg
237 * Get an EVENTMSG struct via call JOURNALPLAYBACK hook function
239 void MSG_JournalPlayBackMsg(void)
246 wtime
=HOOK_CallHooks( WH_JOURNALPLAYBACK
, HC_GETNEXT
, 0, (LPARAM
)&tmpMsg
, TRUE
);
247 /* TRACE(msg,"Playback wait time =%ld\n",wtime); */
251 msg
.message
= tmpMsg
.message
;
252 msg
.hwnd
= tmpMsg
.hwnd
;
253 msg
.time
= tmpMsg
.time
;
254 if ((tmpMsg
.message
>= WM_KEYFIRST
) && (tmpMsg
.message
<= WM_KEYLAST
))
256 msg
.wParam
= tmpMsg
.paramL
& 0xFF;
257 msg
.lParam
= MAKELONG(tmpMsg
.paramH
&0x7ffff,tmpMsg
.paramL
>>8);
258 if (tmpMsg
.message
== WM_KEYDOWN
|| tmpMsg
.message
== WM_SYSKEYDOWN
)
260 for (keyDown
=i
=0; i
<256 && !keyDown
; i
++)
261 if (InputKeyStateTable
[i
] & 0x80)
264 msg
.lParam
|= 0x40000000;
265 InputKeyStateTable
[msg
.wParam
] |= 0x80;
266 AsyncKeyStateTable
[msg
.wParam
] |= 0x80;
268 else /* WM_KEYUP, WM_SYSKEYUP */
270 msg
.lParam
|= 0xC0000000;
271 InputKeyStateTable
[msg
.wParam
] &= ~0x80;
273 if (InputKeyStateTable
[VK_MENU
] & 0x80)
274 msg
.lParam
|= 0x20000000;
275 if (tmpMsg
.paramH
& 0x8000) /*special_key bit*/
276 msg
.lParam
|= 0x01000000;
278 msg
.pt
.x
= msg
.pt
.y
= 0;
279 queue_hardware_message( &msg
, 0, MSG_HARDWARE_RAW
);
281 else if ((tmpMsg
.message
>= WM_MOUSEFIRST
) && (tmpMsg
.message
<= WM_MOUSELAST
))
283 switch (tmpMsg
.message
)
286 InputKeyStateTable
[VK_LBUTTON
] |= 0x80;
287 AsyncKeyStateTable
[VK_LBUTTON
] |= 0x80;
290 InputKeyStateTable
[VK_LBUTTON
] &= ~0x80;
293 InputKeyStateTable
[VK_MBUTTON
] |= 0x80;
294 AsyncKeyStateTable
[VK_MBUTTON
] |= 0x80;
297 InputKeyStateTable
[VK_MBUTTON
] &= ~0x80;
300 InputKeyStateTable
[VK_RBUTTON
] |= 0x80;
301 AsyncKeyStateTable
[VK_RBUTTON
] |= 0x80;
304 InputKeyStateTable
[VK_RBUTTON
] &= ~0x80;
307 SetCursorPos(tmpMsg
.paramL
,tmpMsg
.paramH
);
308 msg
.lParam
=MAKELONG(tmpMsg
.paramL
,tmpMsg
.paramH
);
310 if (InputKeyStateTable
[VK_LBUTTON
] & 0x80) msg
.wParam
|= MK_LBUTTON
;
311 if (InputKeyStateTable
[VK_MBUTTON
] & 0x80) msg
.wParam
|= MK_MBUTTON
;
312 if (InputKeyStateTable
[VK_RBUTTON
] & 0x80) msg
.wParam
|= MK_RBUTTON
;
314 msg
.pt
.x
= tmpMsg
.paramL
;
315 msg
.pt
.y
= tmpMsg
.paramH
;
316 queue_hardware_message( &msg
, 0, MSG_HARDWARE_RAW
);
318 HOOK_CallHooks( WH_JOURNALPLAYBACK
, HC_SKIP
, 0, (LPARAM
)&tmpMsg
, TRUE
);
322 if( tmpMsg
.message
== WM_QUEUESYNC
) HOOK_CallHooks( WH_CBT
, HCBT_QS
, 0, 0, TRUE
);
328 /***********************************************************************
329 * process_raw_keyboard_message
331 * returns TRUE if the contents of 'msg' should be passed to the application
333 static BOOL
process_raw_keyboard_message( MSG
*msg
, ULONG_PTR extra_info
)
337 if (!(msg
->hwnd
= GetFocus()))
339 /* Send the message to the active window instead, */
340 /* translating messages to their WM_SYS equivalent */
341 msg
->hwnd
= GetActiveWindow();
342 if (msg
->message
< WM_SYSKEYDOWN
) msg
->message
+= WM_SYSKEYDOWN
- WM_KEYDOWN
;
345 event
.message
= msg
->message
;
346 event
.hwnd
= msg
->hwnd
;
347 event
.time
= msg
->time
;
348 event
.paramL
= (msg
->wParam
& 0xFF) | (HIWORD(msg
->lParam
) << 8);
349 event
.paramH
= msg
->lParam
& 0x7FFF;
350 if (HIWORD(msg
->lParam
) & 0x0100) event
.paramH
|= 0x8000; /* special_key - bit */
351 HOOK_CallHooks( WH_JOURNALRECORD
, HC_ACTION
, 0, (LPARAM
)&event
, TRUE
);
353 /* if we are going to throw away the message, update the queue state now */
354 if (!msg
->hwnd
) update_queue_key_state( msg
->message
, msg
->wParam
, msg
->lParam
);
356 return (msg
->hwnd
!= 0);
360 /***********************************************************************
361 * process_cooked_keyboard_message
363 * returns TRUE if the contents of 'msg' should be passed to the application
365 static BOOL
process_cooked_keyboard_message( MSG
*msg
, BOOL remove
)
369 update_queue_key_state( msg
->message
, msg
->wParam
, msg
->lParam
);
371 /* Handle F1 key by sending out WM_HELP message */
372 if ((msg
->message
== WM_KEYUP
) &&
373 (msg
->wParam
== VK_F1
) &&
374 (msg
->hwnd
!= GetDesktopWindow()) &&
375 !MENU_IsMenuActive())
378 hi
.cbSize
= sizeof(HELPINFO
);
379 hi
.iContextType
= HELPINFO_WINDOW
;
380 hi
.iCtrlId
= GetWindowLongA( msg
->hwnd
, GWL_ID
);
381 hi
.hItemHandle
= msg
->hwnd
;
382 hi
.dwContextId
= GetWindowContextHelpId( msg
->hwnd
);
383 hi
.MousePos
= msg
->pt
;
384 SendMessageA(msg
->hwnd
, WM_HELP
, 0, (LPARAM
)&hi
);
388 if (HOOK_CallHooks( WH_KEYBOARD
, remove
? HC_ACTION
: HC_NOREMOVE
,
389 LOWORD(msg
->wParam
), msg
->lParam
, TRUE
))
391 /* skip this message */
392 HOOK_CallHooks( WH_CBT
, HCBT_KEYSKIPPED
, LOWORD(msg
->wParam
), msg
->lParam
, TRUE
);
399 /***********************************************************************
400 * process_raw_mouse_message
402 * returns TRUE if the contents of 'msg' should be passed to the application
404 static BOOL
process_raw_mouse_message( MSG
*msg
, ULONG_PTR extra_info
)
413 /* find the window to dispatch this mouse message to */
416 GetGUIThreadInfo( GetCurrentThreadId(), &info
);
417 if (!(msg
->hwnd
= info
.hwndCapture
))
419 /* If no capture HWND, find window which contains the mouse position.
420 * Also find the position of the cursor hot spot (hittest) */
421 HWND hWndScope
= (HWND
)extra_info
;
423 if (!IsWindow(hWndScope
)) hWndScope
= 0;
424 if (!(msg
->hwnd
= WINPOS_WindowFromPoint( hWndScope
, msg
->pt
, &hittest
)))
425 msg
->hwnd
= GetDesktopWindow();
428 event
.message
= msg
->message
;
429 event
.time
= msg
->time
;
430 event
.hwnd
= msg
->hwnd
;
431 event
.paramL
= msg
->pt
.x
;
432 event
.paramH
= msg
->pt
.y
;
433 HOOK_CallHooks( WH_JOURNALRECORD
, HC_ACTION
, 0, (LPARAM
)&event
, TRUE
);
435 /* translate double clicks */
437 if ((msg
->message
== WM_LBUTTONDOWN
) ||
438 (msg
->message
== WM_RBUTTONDOWN
) ||
439 (msg
->message
== WM_MBUTTONDOWN
))
442 /* translate double clicks -
443 * note that ...MOUSEMOVEs can slip in between
444 * ...BUTTONDOWN and ...BUTTONDBLCLK messages */
446 if ((info
.flags
& (GUI_INMENUMODE
|GUI_INMOVESIZE
)) ||
447 hittest
!= HTCLIENT
||
448 (GetClassLongA( msg
->hwnd
, GCL_STYLE
) & CS_DBLCLKS
))
450 if ((msg
->message
== clk_msg
.message
) &&
451 (msg
->hwnd
== clk_msg
.hwnd
) &&
452 (msg
->time
- clk_msg
.time
< GetDoubleClickTime()) &&
453 (abs(msg
->pt
.x
- clk_msg
.pt
.x
) < GetSystemMetrics(SM_CXDOUBLECLK
)/2) &&
454 (abs(msg
->pt
.y
- clk_msg
.pt
.y
) < GetSystemMetrics(SM_CYDOUBLECLK
)/2))
456 msg
->message
+= (WM_LBUTTONDBLCLK
- WM_LBUTTONDOWN
);
461 /* update static double click conditions */
462 if (update
) clk_msg
= *msg
;
466 /* Note: windows has no concept of a non-client wheel message */
467 if (hittest
!= HTCLIENT
&& msg
->message
!= WM_MOUSEWHEEL
)
469 msg
->message
+= WM_NCMOUSEMOVE
- WM_MOUSEMOVE
;
470 msg
->wParam
= hittest
;
474 /* coordinates don't get translated while tracking a menu */
475 /* FIXME: should differentiate popups and top-level menus */
476 if (!(info
.flags
& GUI_INMENUMODE
)) ScreenToClient( msg
->hwnd
, &pt
);
478 msg
->lParam
= MAKELONG( pt
.x
, pt
.y
);
483 /***********************************************************************
484 * process_cooked_mouse_message
486 * returns TRUE if the contents of 'msg' should be passed to the application
488 static BOOL
process_cooked_mouse_message( MSG
*msg
, ULONG_PTR extra_info
, BOOL remove
)
490 MOUSEHOOKSTRUCT hook
;
491 INT hittest
= HTCLIENT
;
492 UINT raw_message
= msg
->message
;
495 if (msg
->message
>= WM_NCMOUSEFIRST
&& msg
->message
<= WM_NCMOUSELAST
)
497 raw_message
+= WM_MOUSEFIRST
- WM_NCMOUSEFIRST
;
498 hittest
= msg
->wParam
;
500 if (raw_message
== WM_LBUTTONDBLCLK
||
501 raw_message
== WM_RBUTTONDBLCLK
||
502 raw_message
== WM_MBUTTONDBLCLK
)
504 raw_message
+= WM_LBUTTONDOWN
- WM_LBUTTONDBLCLK
;
507 if (remove
) update_queue_key_state( raw_message
, 0, 0 );
510 hook
.hwnd
= msg
->hwnd
;
511 hook
.wHitTestCode
= hittest
;
512 hook
.dwExtraInfo
= extra_info
;
513 if (HOOK_CallHooks( WH_MOUSE
, remove
? HC_ACTION
: HC_NOREMOVE
,
514 msg
->message
, (LPARAM
)&hook
, TRUE
))
517 hook
.hwnd
= msg
->hwnd
;
518 hook
.wHitTestCode
= hittest
;
519 hook
.dwExtraInfo
= extra_info
;
520 HOOK_CallHooks( WH_CBT
, HCBT_CLICKSKIPPED
, msg
->message
, (LPARAM
)&hook
, TRUE
);
524 if ((hittest
== HTERROR
) || (hittest
== HTNOWHERE
))
526 SendMessageA( msg
->hwnd
, WM_SETCURSOR
, (WPARAM
)msg
->hwnd
,
527 MAKELONG( hittest
, raw_message
));
531 if (!remove
|| GetCapture()) return TRUE
;
535 if ((raw_message
== WM_LBUTTONDOWN
) ||
536 (raw_message
== WM_RBUTTONDOWN
) ||
537 (raw_message
== WM_MBUTTONDOWN
))
539 /* Send the WM_PARENTNOTIFY,
540 * note that even for double/nonclient clicks
541 * notification message is still WM_L/M/RBUTTONDOWN.
543 MSG_SendParentNotify( msg
->hwnd
, raw_message
, 0, msg
->pt
);
545 /* Activate the window if needed */
547 if (msg
->hwnd
!= GetActiveWindow())
549 HWND hwndTop
= msg
->hwnd
;
552 if ((GetWindowLongW( hwndTop
, GWL_STYLE
) & (WS_POPUP
|WS_CHILD
)) != WS_CHILD
) break;
553 hwndTop
= GetParent( hwndTop
);
556 if (hwndTop
&& hwndTop
!= GetDesktopWindow())
558 LONG ret
= SendMessageA( msg
->hwnd
, WM_MOUSEACTIVATE
, (WPARAM
)hwndTop
,
559 MAKELONG( hittest
, raw_message
) );
562 case MA_NOACTIVATEANDEAT
:
567 case MA_ACTIVATEANDEAT
:
572 if (!FOCUS_MouseActivate( hwndTop
)) eatMsg
= TRUE
;
575 WARN( "unknown WM_MOUSEACTIVATE code %ld\n", ret
);
582 /* send the WM_SETCURSOR message */
584 /* Windows sends the normal mouse message as the message parameter
585 in the WM_SETCURSOR message even if it's non-client mouse message */
586 SendMessageA( msg
->hwnd
, WM_SETCURSOR
, (WPARAM
)msg
->hwnd
,
587 MAKELONG( hittest
, raw_message
));
593 /***********************************************************************
594 * process_hardware_message
596 * returns TRUE if the contents of 'msg' should be passed to the application
598 BOOL
MSG_process_raw_hardware_message( MSG
*msg
, ULONG_PTR extra_info
, HWND hwnd_filter
,
599 UINT first
, UINT last
, BOOL remove
)
601 if (is_keyboard_message( msg
->message
))
603 if (!process_raw_keyboard_message( msg
, extra_info
)) return FALSE
;
605 else if (is_mouse_message( msg
->message
))
607 if (!process_raw_mouse_message( msg
, extra_info
)) return FALSE
;
611 ERR( "unknown message type %x\n", msg
->message
);
615 /* check destination thread and filters */
616 if (!check_message_filter( msg
, hwnd_filter
, first
, last
) ||
617 !WIN_IsCurrentThread( msg
->hwnd
))
619 /* queue it for later, or for another thread */
620 queue_hardware_message( msg
, extra_info
, MSG_HARDWARE_COOKED
);
624 /* save the message in the cooked queue if we didn't want to remove it */
625 if (!remove
) queue_hardware_message( msg
, extra_info
, MSG_HARDWARE_COOKED
);
630 /***********************************************************************
631 * MSG_process_cooked_hardware_message
633 * returns TRUE if the contents of 'msg' should be passed to the application
635 BOOL
MSG_process_cooked_hardware_message( MSG
*msg
, ULONG_PTR extra_info
, BOOL remove
)
637 if (is_keyboard_message( msg
->message
))
638 return process_cooked_keyboard_message( msg
, remove
);
640 if (is_mouse_message( msg
->message
))
641 return process_cooked_mouse_message( msg
, extra_info
, remove
);
643 ERR( "unknown message type %x\n", msg
->message
);
648 /**********************************************************************
649 * GetKeyState (USER.106)
651 INT16 WINAPI
GetKeyState16(INT16 vkey
)
653 return GetKeyState(vkey
);
657 /**********************************************************************
658 * GetKeyState (USER32.@)
660 * An application calls the GetKeyState function in response to a
661 * keyboard-input message. This function retrieves the state of the key
662 * at the time the input message was generated. (SDK 3.1 Vol 2. p 390)
664 SHORT WINAPI
GetKeyState(INT vkey
)
668 if (vkey
>= 'a' && vkey
<= 'z') vkey
+= 'A' - 'a';
669 retval
= ((WORD
)(QueueKeyStateTable
[vkey
] & 0x80) << 8 ) |
670 (QueueKeyStateTable
[vkey
] & 0x80) |
671 (QueueKeyStateTable
[vkey
] & 0x01);
672 TRACE("key (0x%x) -> %x\n", vkey
, retval
);
677 /**********************************************************************
678 * GetKeyboardState (USER.222)
679 * GetKeyboardState (USER32.@)
681 * An application calls the GetKeyboardState function in response to a
682 * keyboard input message. This function retrieves the state of the keyboard
683 * at the time the input message was generated. (SDK 3.1 Vol 2. p 387)
685 BOOL WINAPI
GetKeyboardState(LPBYTE lpKeyState
)
687 TRACE_(key
)("(%p)\n", lpKeyState
);
688 if (lpKeyState
) memcpy(lpKeyState
, QueueKeyStateTable
, 256);
693 /**********************************************************************
694 * SetKeyboardState (USER.223)
695 * SetKeyboardState (USER32.@)
697 BOOL WINAPI
SetKeyboardState(LPBYTE lpKeyState
)
699 TRACE_(key
)("(%p)\n", lpKeyState
);
700 if (lpKeyState
) memcpy(QueueKeyStateTable
, lpKeyState
, 256);
705 /***********************************************************************
706 * WaitMessage (USER.112) Suspend thread pending messages
707 * WaitMessage (USER32.@) Suspend thread pending messages
709 * WaitMessage() suspends a thread until events appear in the thread's
712 BOOL WINAPI
WaitMessage(void)
714 return (MsgWaitForMultipleObjectsEx( 0, NULL
, INFINITE
, QS_ALLINPUT
, 0 ) != WAIT_FAILED
);
718 /***********************************************************************
719 * MsgWaitForMultipleObjectsEx (USER32.@)
721 DWORD WINAPI
MsgWaitForMultipleObjectsEx( DWORD count
, CONST HANDLE
*pHandles
,
722 DWORD timeout
, DWORD mask
, DWORD flags
)
724 HANDLE handles
[MAXIMUM_WAIT_OBJECTS
];
726 MESSAGEQUEUE
*msgQueue
;
728 if (count
> MAXIMUM_WAIT_OBJECTS
-1)
730 SetLastError( ERROR_INVALID_PARAMETER
);
734 if (!(msgQueue
= QUEUE_Current())) return WAIT_FAILED
;
736 /* set the queue mask */
737 SERVER_START_REQ( set_queue_mask
)
739 req
->wake_mask
= (flags
& MWMO_INPUTAVAILABLE
) ? mask
: 0;
740 req
->changed_mask
= mask
;
742 wine_server_call( req
);
746 /* Add the thread event to the handle list */
747 for (i
= 0; i
< count
; i
++) handles
[i
] = pHandles
[i
];
748 handles
[count
] = msgQueue
->server_queue
;
750 ReleaseThunkLock( &lock
);
751 if (USER_Driver
.pMsgWaitForMultipleObjectsEx
)
753 ret
= USER_Driver
.pMsgWaitForMultipleObjectsEx( count
+1, handles
, timeout
, mask
, flags
);
754 if (ret
== count
+1) ret
= count
; /* pretend the msg queue is ready */
757 ret
= WaitForMultipleObjectsEx( count
+1, handles
, flags
& MWMO_WAITALL
,
758 timeout
, flags
& MWMO_ALERTABLE
);
759 if (lock
) RestoreThunkLock( lock
);
764 /***********************************************************************
765 * MsgWaitForMultipleObjects (USER32.@)
767 DWORD WINAPI
MsgWaitForMultipleObjects( DWORD count
, CONST HANDLE
*handles
,
768 BOOL wait_all
, DWORD timeout
, DWORD mask
)
770 return MsgWaitForMultipleObjectsEx( count
, handles
, timeout
, mask
,
771 wait_all
? MWMO_WAITALL
: 0 );
775 /***********************************************************************
776 * WaitForInputIdle (USER32.@)
778 DWORD WINAPI
WaitForInputIdle( HANDLE hProcess
, DWORD dwTimeOut
)
780 DWORD start_time
, elapsed
, ret
;
781 HANDLE idle_event
= (HANDLE
)-1;
783 SERVER_START_REQ( wait_input_idle
)
785 req
->handle
= hProcess
;
786 req
->timeout
= dwTimeOut
;
787 if (!(ret
= wine_server_call_err( req
))) idle_event
= reply
->event
;
790 if (ret
) return WAIT_FAILED
; /* error */
791 if (!idle_event
) return 0; /* no event to wait on */
793 start_time
= GetTickCount();
796 TRACE("waiting for %x\n", idle_event
);
799 ret
= MsgWaitForMultipleObjects ( 1, &idle_event
, FALSE
, dwTimeOut
- elapsed
, QS_SENDMESSAGE
);
802 case WAIT_OBJECT_0
+1:
803 process_sent_messages();
807 TRACE("timeout or error\n");
813 if (dwTimeOut
!= INFINITE
)
815 elapsed
= GetTickCount() - start_time
;
816 if (elapsed
> dwTimeOut
)
826 /***********************************************************************
827 * UserYield (USER.332)
829 void WINAPI
UserYield16(void)
833 /* Handle sent messages */
834 process_sent_messages();
837 ReleaseThunkLock(&count
);
840 RestoreThunkLock(count
);
841 /* Handle sent messages again */
842 process_sent_messages();
854 static const struct accent_char accent_chars
[] =
856 /* A good idea should be to read /usr/X11/lib/X11/locale/iso8859-x/Compose */
857 {'`', 'A', '\300'}, {'`', 'a', '\340'},
858 {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
859 {'^', 'A', '\302'}, {'^', 'a', '\342'},
860 {'~', 'A', '\303'}, {'~', 'a', '\343'},
861 {'"', 'A', '\304'}, {'"', 'a', '\344'},
862 {'O', 'A', '\305'}, {'o', 'a', '\345'},
863 {'0', 'A', '\305'}, {'0', 'a', '\345'},
864 {'A', 'A', '\305'}, {'a', 'a', '\345'},
865 {'A', 'E', '\306'}, {'a', 'e', '\346'},
866 {',', 'C', '\307'}, {',', 'c', '\347'},
867 {'`', 'E', '\310'}, {'`', 'e', '\350'},
868 {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
869 {'^', 'E', '\312'}, {'^', 'e', '\352'},
870 {'"', 'E', '\313'}, {'"', 'e', '\353'},
871 {'`', 'I', '\314'}, {'`', 'i', '\354'},
872 {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
873 {'^', 'I', '\316'}, {'^', 'i', '\356'},
874 {'"', 'I', '\317'}, {'"', 'i', '\357'},
875 {'-', 'D', '\320'}, {'-', 'd', '\360'},
876 {'~', 'N', '\321'}, {'~', 'n', '\361'},
877 {'`', 'O', '\322'}, {'`', 'o', '\362'},
878 {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
879 {'^', 'O', '\324'}, {'^', 'o', '\364'},
880 {'~', 'O', '\325'}, {'~', 'o', '\365'},
881 {'"', 'O', '\326'}, {'"', 'o', '\366'},
882 {'/', 'O', '\330'}, {'/', 'o', '\370'},
883 {'`', 'U', '\331'}, {'`', 'u', '\371'},
884 {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
885 {'^', 'U', '\333'}, {'^', 'u', '\373'},
886 {'"', 'U', '\334'}, {'"', 'u', '\374'},
887 {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
888 {'T', 'H', '\336'}, {'t', 'h', '\376'},
889 {'s', 's', '\337'}, {'"', 'y', '\377'},
890 {'s', 'z', '\337'}, {'i', 'j', '\377'},
891 /* iso-8859-2 uses this */
892 {'<', 'L', '\245'}, {'<', 'l', '\265'}, /* caron */
893 {'<', 'S', '\251'}, {'<', 's', '\271'},
894 {'<', 'T', '\253'}, {'<', 't', '\273'},
895 {'<', 'Z', '\256'}, {'<', 'z', '\276'},
896 {'<', 'C', '\310'}, {'<', 'c', '\350'},
897 {'<', 'E', '\314'}, {'<', 'e', '\354'},
898 {'<', 'D', '\317'}, {'<', 'd', '\357'},
899 {'<', 'N', '\322'}, {'<', 'n', '\362'},
900 {'<', 'R', '\330'}, {'<', 'r', '\370'},
901 {';', 'A', '\241'}, {';', 'a', '\261'}, /* ogonek */
902 {';', 'E', '\312'}, {';', 'e', '\332'},
903 {'\'', 'Z', '\254'}, {'\'', 'z', '\274'}, /* acute */
904 {'\'', 'R', '\300'}, {'\'', 'r', '\340'},
905 {'\'', 'L', '\305'}, {'\'', 'l', '\345'},
906 {'\'', 'C', '\306'}, {'\'', 'c', '\346'},
907 {'\'', 'N', '\321'}, {'\'', 'n', '\361'},
908 /* collision whith S, from iso-8859-9 !!! */
909 {',', 'S', '\252'}, {',', 's', '\272'}, /* cedilla */
910 {',', 'T', '\336'}, {',', 't', '\376'},
911 {'.', 'Z', '\257'}, {'.', 'z', '\277'}, /* dot above */
912 {'/', 'L', '\243'}, {'/', 'l', '\263'}, /* slash */
913 {'/', 'D', '\320'}, {'/', 'd', '\360'},
914 {'(', 'A', '\303'}, {'(', 'a', '\343'}, /* breve */
915 {'\275', 'O', '\325'}, {'\275', 'o', '\365'}, /* double acute */
916 {'\275', 'U', '\334'}, {'\275', 'u', '\374'},
917 {'0', 'U', '\332'}, {'0', 'u', '\372'}, /* ring above */
918 /* iso-8859-3 uses this */
919 {'/', 'H', '\241'}, {'/', 'h', '\261'}, /* slash */
920 {'>', 'H', '\246'}, {'>', 'h', '\266'}, /* circumflex */
921 {'>', 'J', '\254'}, {'>', 'j', '\274'},
922 {'>', 'C', '\306'}, {'>', 'c', '\346'},
923 {'>', 'G', '\330'}, {'>', 'g', '\370'},
924 {'>', 'S', '\336'}, {'>', 's', '\376'},
925 /* collision whith G( from iso-8859-9 !!! */
926 {'(', 'G', '\253'}, {'(', 'g', '\273'}, /* breve */
927 {'(', 'U', '\335'}, {'(', 'u', '\375'},
928 /* collision whith I. from iso-8859-3 !!! */
929 {'.', 'I', '\251'}, {'.', 'i', '\271'}, /* dot above */
930 {'.', 'C', '\305'}, {'.', 'c', '\345'},
931 {'.', 'G', '\325'}, {'.', 'g', '\365'},
932 /* iso-8859-4 uses this */
933 {',', 'R', '\243'}, {',', 'r', '\263'}, /* cedilla */
934 {',', 'L', '\246'}, {',', 'l', '\266'},
935 {',', 'G', '\253'}, {',', 'g', '\273'},
936 {',', 'N', '\321'}, {',', 'n', '\361'},
937 {',', 'K', '\323'}, {',', 'k', '\363'},
938 {'~', 'I', '\245'}, {'~', 'i', '\265'}, /* tilde */
939 {'-', 'E', '\252'}, {'-', 'e', '\272'}, /* macron */
940 {'-', 'A', '\300'}, {'-', 'a', '\340'},
941 {'-', 'I', '\317'}, {'-', 'i', '\357'},
942 {'-', 'O', '\322'}, {'-', 'o', '\362'},
943 {'-', 'U', '\336'}, {'-', 'u', '\376'},
944 {'/', 'T', '\254'}, {'/', 't', '\274'}, /* slash */
945 {'.', 'E', '\314'}, {'.', 'e', '\344'}, /* dot above */
946 {';', 'I', '\307'}, {';', 'i', '\347'}, /* ogonek */
947 {';', 'U', '\331'}, {';', 'u', '\371'},
948 /* iso-8859-9 uses this */
949 /* iso-8859-9 has really bad choosen G( S, and I. as they collide
950 * whith the same letters on other iso-8859-x (that is they are on
951 * different places :-( ), if you use turkish uncomment these and
952 * comment out the lines in iso-8859-2 and iso-8859-3 sections
953 * FIXME: should be dynamic according to chosen language
954 * if/when Wine has turkish support.
956 /* collision whith G( from iso-8859-3 !!! */
957 /* {'(', 'G', '\320'}, {'(', 'g', '\360'}, */ /* breve */
958 /* collision whith S, from iso-8859-2 !!! */
959 /* {',', 'S', '\336'}, {',', 's', '\376'}, */ /* cedilla */
960 /* collision whith I. from iso-8859-3 !!! */
961 /* {'.', 'I', '\335'}, {'.', 'i', '\375'}, */ /* dot above */
965 /***********************************************************************
966 * TranslateMessage (USER32.@)
968 * Implementation of TranslateMessage.
970 * TranslateMessage translates virtual-key messages into character-messages,
972 * WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
973 * ditto replacing WM_* with WM_SYS*
974 * This produces WM_CHAR messages only for keys mapped to ASCII characters
975 * by the keyboard driver.
977 * If the message is WM_KEYDOWN, WM_KEYUP, WM_SYSKEYDOWN, or WM_SYSKEYUP, the
978 * return value is nonzero, regardless of the translation.
981 BOOL WINAPI
TranslateMessage( const MSG
*msg
)
983 static int dead_char
;
988 if (msg
->message
>= WM_KEYFIRST
&& msg
->message
<= WM_KEYLAST
)
990 TRACE_(key
)("(%s, %04X, %08lX)\n",
991 SPY_GetMsgName(msg
->message
, msg
->hwnd
), msg
->wParam
, msg
->lParam
);
993 /* Return code must be TRUE no matter what! */
997 if ((msg
->message
!= WM_KEYDOWN
) && (msg
->message
!= WM_SYSKEYDOWN
)) return rc
;
999 TRACE_(key
)("Translating key %s (%04x), scancode %02x\n",
1000 SPY_GetVKeyName(msg
->wParam
), msg
->wParam
, LOBYTE(HIWORD(msg
->lParam
)));
1002 /* FIXME : should handle ToUnicode yielding 2 */
1003 switch (ToUnicode(msg
->wParam
, HIWORD(msg
->lParam
), QueueKeyStateTable
, wp
, 2, 0))
1006 message
= (msg
->message
== WM_KEYDOWN
) ? WM_CHAR
: WM_SYSCHAR
;
1007 /* Should dead chars handling go in ToAscii ? */
1012 if (wp
[0] == ' ') wp
[0] = dead_char
;
1013 if (dead_char
== 0xa2) dead_char
= '(';
1014 else if (dead_char
== 0xa8) dead_char
= '"';
1015 else if (dead_char
== 0xb2) dead_char
= ';';
1016 else if (dead_char
== 0xb4) dead_char
= '\'';
1017 else if (dead_char
== 0xb7) dead_char
= '<';
1018 else if (dead_char
== 0xb8) dead_char
= ',';
1019 else if (dead_char
== 0xff) dead_char
= '.';
1020 for (i
= 0; i
< sizeof(accent_chars
)/sizeof(accent_chars
[0]); i
++)
1021 if ((accent_chars
[i
].ac_accent
== dead_char
) &&
1022 (accent_chars
[i
].ac_char
== wp
[0]))
1024 wp
[0] = accent_chars
[i
].ac_result
;
1029 TRACE_(key
)("1 -> PostMessage(%s)\n", SPY_GetMsgName(message
, msg
->hwnd
));
1030 PostMessageW( msg
->hwnd
, message
, wp
[0], msg
->lParam
);
1034 message
= (msg
->message
== WM_KEYDOWN
) ? WM_DEADCHAR
: WM_SYSDEADCHAR
;
1036 TRACE_(key
)("-1 -> PostMessage(%s)\n", SPY_GetMsgName(message
, msg
->hwnd
));
1037 PostMessageW( msg
->hwnd
, message
, wp
[0], msg
->lParam
);
1044 /***********************************************************************
1045 * DispatchMessageA (USER32.@)
1047 LONG WINAPI
DispatchMessageA( const MSG
* msg
)
1054 /* Process timer messages */
1055 if ((msg
->message
== WM_TIMER
) || (msg
->message
== WM_SYSTIMER
))
1059 /* HOOK_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
1061 /* before calling window proc, verify whether timer is still valid;
1062 there's a slim chance that the application kills the timer
1063 between GetMessage and DispatchMessage API calls */
1064 if (!TIMER_IsTimerValid(msg
->hwnd
, (UINT
) msg
->wParam
, (HWINDOWPROC
) msg
->lParam
))
1065 return 0; /* invalid winproc */
1067 return CallWindowProcA( (WNDPROC
)msg
->lParam
, msg
->hwnd
,
1068 msg
->message
, msg
->wParam
, GetTickCount() );
1072 if (!(wndPtr
= WIN_GetPtr( msg
->hwnd
)))
1074 if (msg
->hwnd
) SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1077 if (wndPtr
== WND_OTHER_PROCESS
)
1079 if (IsWindow( msg
->hwnd
))
1080 ERR( "cannot dispatch msg to other process window %x\n", msg
->hwnd
);
1081 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1084 if (!(winproc
= wndPtr
->winproc
))
1086 WIN_ReleasePtr( wndPtr
);
1089 painting
= (msg
->message
== WM_PAINT
);
1090 if (painting
) wndPtr
->flags
|= WIN_NEEDS_BEGINPAINT
;
1091 WIN_ReleasePtr( wndPtr
);
1092 /* hook_CallHooks32A( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
1094 SPY_EnterMessage( SPY_DISPATCHMESSAGE
, msg
->hwnd
, msg
->message
,
1095 msg
->wParam
, msg
->lParam
);
1096 retval
= CallWindowProcA( winproc
, msg
->hwnd
, msg
->message
,
1097 msg
->wParam
, msg
->lParam
);
1098 SPY_ExitMessage( SPY_RESULT_OK
, msg
->hwnd
, msg
->message
, retval
,
1099 msg
->wParam
, msg
->lParam
);
1101 if (painting
&& (wndPtr
= WIN_GetPtr( msg
->hwnd
)) && (wndPtr
!= WND_OTHER_PROCESS
))
1103 BOOL validate
= ((wndPtr
->flags
& WIN_NEEDS_BEGINPAINT
) && wndPtr
->hrgnUpdate
);
1104 wndPtr
->flags
&= ~WIN_NEEDS_BEGINPAINT
;
1105 WIN_ReleasePtr( wndPtr
);
1108 ERR( "BeginPaint not called on WM_PAINT for hwnd %04x!\n", msg
->hwnd
);
1109 /* Validate the update region to avoid infinite WM_PAINT loop */
1110 RedrawWindow( msg
->hwnd
, NULL
, 0,
1111 RDW_NOFRAME
| RDW_VALIDATE
| RDW_NOCHILDREN
| RDW_NOINTERNALPAINT
);
1118 /***********************************************************************
1119 * DispatchMessageW (USER32.@) Process Message
1121 * Process the message specified in the structure *_msg_.
1123 * If the lpMsg parameter points to a WM_TIMER message and the
1124 * parameter of the WM_TIMER message is not NULL, the lParam parameter
1125 * points to the function that is called instead of the window
1128 * The message must be valid.
1132 * DispatchMessage() returns the result of the window procedure invoked.
1139 LONG WINAPI
DispatchMessageW( const MSG
* msg
)
1146 /* Process timer messages */
1147 if ((msg
->message
== WM_TIMER
) || (msg
->message
== WM_SYSTIMER
))
1151 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
1153 /* before calling window proc, verify whether timer is still valid;
1154 there's a slim chance that the application kills the timer
1155 between GetMessage and DispatchMessage API calls */
1156 if (!TIMER_IsTimerValid(msg
->hwnd
, (UINT
) msg
->wParam
, (HWINDOWPROC
) msg
->lParam
))
1157 return 0; /* invalid winproc */
1159 return CallWindowProcW( (WNDPROC
)msg
->lParam
, msg
->hwnd
,
1160 msg
->message
, msg
->wParam
, GetTickCount() );
1164 if (!(wndPtr
= WIN_GetPtr( msg
->hwnd
)))
1166 if (msg
->hwnd
) SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1169 if (wndPtr
== WND_OTHER_PROCESS
)
1171 if (IsWindow( msg
->hwnd
))
1172 ERR( "cannot dispatch msg to other process window %x\n", msg
->hwnd
);
1173 SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
1176 if (!(winproc
= wndPtr
->winproc
))
1178 WIN_ReleasePtr( wndPtr
);
1181 painting
= (msg
->message
== WM_PAINT
);
1182 if (painting
) wndPtr
->flags
|= WIN_NEEDS_BEGINPAINT
;
1183 WIN_ReleasePtr( wndPtr
);
1184 /* HOOK_CallHooks32W( WH_CALLWNDPROC, HC_ACTION, 0, FIXME ); */
1186 SPY_EnterMessage( SPY_DISPATCHMESSAGE
, msg
->hwnd
, msg
->message
,
1187 msg
->wParam
, msg
->lParam
);
1188 retval
= CallWindowProcW( winproc
, msg
->hwnd
, msg
->message
,
1189 msg
->wParam
, msg
->lParam
);
1190 SPY_ExitMessage( SPY_RESULT_OK
, msg
->hwnd
, msg
->message
, retval
,
1191 msg
->wParam
, msg
->lParam
);
1193 if (painting
&& (wndPtr
= WIN_GetPtr( msg
->hwnd
)) && (wndPtr
!= WND_OTHER_PROCESS
))
1195 BOOL validate
= ((wndPtr
->flags
& WIN_NEEDS_BEGINPAINT
) && wndPtr
->hrgnUpdate
);
1196 wndPtr
->flags
&= ~WIN_NEEDS_BEGINPAINT
;
1197 WIN_ReleasePtr( wndPtr
);
1200 ERR( "BeginPaint not called on WM_PAINT for hwnd %04x!\n", msg
->hwnd
);
1201 /* Validate the update region to avoid infinite WM_PAINT loop */
1202 RedrawWindow( msg
->hwnd
, NULL
, 0,
1203 RDW_NOFRAME
| RDW_VALIDATE
| RDW_NOCHILDREN
| RDW_NOINTERNALPAINT
);
1210 /***********************************************************************
1211 * RegisterWindowMessage (USER.118)
1212 * RegisterWindowMessageA (USER32.@)
1214 WORD WINAPI
RegisterWindowMessageA( LPCSTR str
)
1216 TRACE("%s\n", str
);
1217 return GlobalAddAtomA( str
);
1221 /***********************************************************************
1222 * RegisterWindowMessageW (USER32.@)
1224 WORD WINAPI
RegisterWindowMessageW( LPCWSTR str
)
1226 TRACE("%p\n", str
);
1227 return GlobalAddAtomW( str
);
1231 /***********************************************************************
1232 * BroadcastSystemMessage (USER32.@)
1233 * BroadcastSystemMessageA (USER32.@)
1235 LONG WINAPI
BroadcastSystemMessage(
1236 DWORD dwFlags
,LPDWORD recipients
,UINT uMessage
,WPARAM wParam
,
1239 if ((*recipients
& BSM_APPLICATIONS
)||
1240 (*recipients
== BSM_ALLCOMPONENTS
))
1242 FIXME("(%08lx,%08lx,%08x,%08x,%08lx): semi-stub!\n",
1243 dwFlags
,*recipients
,uMessage
,wParam
,lParam
);
1244 PostMessageA(HWND_BROADCAST
,uMessage
,wParam
,lParam
);
1249 FIXME("(%08lx,%08lx,%08x,%08x,%08lx): stub!\n",
1250 dwFlags
,*recipients
,uMessage
,wParam
,lParam
);