2 * Window messaging support
4 * Copyright 2001 Alexandre Julliard
5 * Copyright 2008 Maarten Lankhorst
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 #define NONAMELESSUNION
26 #define NONAMELESSSTRUCT
28 #define WIN32_NO_STATUS
39 #include "wine/server.h"
40 #include "user_private.h"
43 #include "wine/debug.h"
44 #include "wine/exception.h"
46 WINE_DEFAULT_DEBUG_CHANNEL(msg
);
47 WINE_DECLARE_DEBUG_CHANNEL(relay
);
48 WINE_DECLARE_DEBUG_CHANNEL(key
);
50 #define WM_NCMOUSEFIRST WM_NCMOUSEMOVE
51 #define WM_NCMOUSELAST (WM_NCMOUSEFIRST+(WM_MOUSELAST-WM_MOUSEFIRST))
53 #define MAX_PACK_COUNT 4
55 /* the various structures that can be sent in messages, in platform-independent layout */
56 struct packed_CREATESTRUCTW
58 ULONGLONG lpCreateParams
;
62 user_handle_t hwndParent
;
75 struct packed_DRAWITEMSTRUCT
82 user_handle_t hwndItem
;
90 struct packed_MEASUREITEMSTRUCT
100 struct packed_DELETEITEMSTRUCT
105 user_handle_t hwndItem
;
110 struct packed_COMPAREITEMSTRUCT
114 user_handle_t hwndItem
;
124 struct packed_WINDOWPOS
128 user_handle_t hwndInsertAfter
;
138 struct packed_COPYDATASTRUCT
145 struct packed_HELPINFO
150 user_handle_t hItemHandle
;
152 ULONGLONG dwContextId
;
156 struct packed_NCCALCSIZE_PARAMS
162 user_handle_t hwndInsertAfter
;
184 struct packed_MDINEXTMENU
186 user_handle_t hmenuIn
;
188 user_handle_t hmenuNext
;
190 user_handle_t hwndNext
;
194 struct packed_MDICREATESTRUCTW
207 struct packed_hook_extra_info
209 user_handle_t handle
;
214 /* the structures are unpacked on top of the packed ones, so make sure they fit */
215 C_ASSERT( sizeof(struct packed_CREATESTRUCTW
) >= sizeof(CREATESTRUCTW
) );
216 C_ASSERT( sizeof(struct packed_DRAWITEMSTRUCT
) >= sizeof(DRAWITEMSTRUCT
) );
217 C_ASSERT( sizeof(struct packed_MEASUREITEMSTRUCT
) >= sizeof(MEASUREITEMSTRUCT
) );
218 C_ASSERT( sizeof(struct packed_DELETEITEMSTRUCT
) >= sizeof(DELETEITEMSTRUCT
) );
219 C_ASSERT( sizeof(struct packed_COMPAREITEMSTRUCT
) >= sizeof(COMPAREITEMSTRUCT
) );
220 C_ASSERT( sizeof(struct packed_WINDOWPOS
) >= sizeof(WINDOWPOS
) );
221 C_ASSERT( sizeof(struct packed_COPYDATASTRUCT
) >= sizeof(COPYDATASTRUCT
) );
222 C_ASSERT( sizeof(struct packed_HELPINFO
) >= sizeof(HELPINFO
) );
223 C_ASSERT( sizeof(struct packed_NCCALCSIZE_PARAMS
) >= sizeof(NCCALCSIZE_PARAMS
) + sizeof(WINDOWPOS
) );
224 C_ASSERT( sizeof(struct packed_MSG
) >= sizeof(MSG
) );
225 C_ASSERT( sizeof(struct packed_MDINEXTMENU
) >= sizeof(MDINEXTMENU
) );
226 C_ASSERT( sizeof(struct packed_MDICREATESTRUCTW
) >= sizeof(MDICREATESTRUCTW
) );
227 C_ASSERT( sizeof(struct packed_hook_extra_info
) >= sizeof(struct hook_extra_info
) );
231 struct packed_CREATESTRUCTW cs
;
232 struct packed_DRAWITEMSTRUCT dis
;
233 struct packed_MEASUREITEMSTRUCT mis
;
234 struct packed_DELETEITEMSTRUCT dls
;
235 struct packed_COMPAREITEMSTRUCT cis
;
236 struct packed_WINDOWPOS wp
;
237 struct packed_COPYDATASTRUCT cds
;
238 struct packed_HELPINFO hi
;
239 struct packed_NCCALCSIZE_PARAMS ncp
;
240 struct packed_MSG msg
;
241 struct packed_MDINEXTMENU mnm
;
242 struct packed_MDICREATESTRUCTW mcs
;
243 struct packed_hook_extra_info hook
;
246 /* description of the data fields that need to be packed along with a sent message */
247 struct packed_message
249 union packed_structs ps
;
251 const void *data
[MAX_PACK_COUNT
];
252 size_t size
[MAX_PACK_COUNT
];
255 /* info about the message currently being received by the current thread */
256 struct received_message_info
258 enum message_type type
;
260 UINT flags
; /* InSendMessageEx return flags */
263 /* structure to group all parameters for sent messages of the various kinds */
264 struct send_message_info
266 enum message_type type
;
272 UINT flags
; /* flags for SendMessageTimeout */
273 UINT timeout
; /* timeout for SendMessageTimeout */
274 SENDASYNCPROC callback
; /* callback function for SendMessageCallback */
275 ULONG_PTR data
; /* callback data */
276 enum wm_char_mapping wm_char
;
279 static const INPUT_MESSAGE_SOURCE msg_source_unavailable
= { IMDT_UNAVAILABLE
, IMO_UNAVAILABLE
};
282 /* Message class descriptor */
283 const struct builtin_class_descr MESSAGE_builtin_class
=
285 L
"Message", /* name */
287 WINPROC_MESSAGE
, /* proc */
295 /* flag for messages that contain pointers */
296 /* 32 messages per entry, messages 0..31 map to bits 0..31 */
298 #define SET(msg) (1 << ((msg) & 31))
300 static const unsigned int message_pointer_flags
[] =
303 SET(WM_CREATE
) | SET(WM_SETTEXT
) | SET(WM_GETTEXT
) |
304 SET(WM_WININICHANGE
) | SET(WM_DEVMODECHANGE
),
306 SET(WM_GETMINMAXINFO
) | SET(WM_DRAWITEM
) | SET(WM_MEASUREITEM
) | SET(WM_DELETEITEM
) |
309 SET(WM_WINDOWPOSCHANGING
) | SET(WM_WINDOWPOSCHANGED
) | SET(WM_COPYDATA
) | SET(WM_HELP
),
311 SET(WM_STYLECHANGING
) | SET(WM_STYLECHANGED
),
313 SET(WM_NCCREATE
) | SET(WM_NCCALCSIZE
) | SET(WM_GETDLGCODE
),
315 SET(EM_GETSEL
) | SET(EM_GETRECT
) | SET(EM_SETRECT
) | SET(EM_SETRECTNP
),
317 SET(EM_REPLACESEL
) | SET(EM_GETLINE
) | SET(EM_SETTABSTOPS
),
319 SET(SBM_GETRANGE
) | SET(SBM_SETSCROLLINFO
) | SET(SBM_GETSCROLLINFO
) | SET(SBM_GETSCROLLBARINFO
),
325 SET(CB_GETEDITSEL
) | SET(CB_ADDSTRING
) | SET(CB_DIR
) | SET(CB_GETLBTEXT
) |
326 SET(CB_INSERTSTRING
) | SET(CB_FINDSTRING
) | SET(CB_SELECTSTRING
) |
327 SET(CB_GETDROPPEDCONTROLRECT
) | SET(CB_FINDSTRINGEXACT
),
331 SET(LB_ADDSTRING
) | SET(LB_INSERTSTRING
) | SET(LB_GETTEXT
) | SET(LB_SELECTSTRING
) |
332 SET(LB_DIR
) | SET(LB_FINDSTRING
) |
333 SET(LB_GETSELITEMS
) | SET(LB_SETTABSTOPS
) | SET(LB_ADDFILE
) | SET(LB_GETITEMRECT
),
335 SET(LB_FINDSTRINGEXACT
),
341 SET(WM_NEXTMENU
) | SET(WM_SIZING
) | SET(WM_MOVING
) | SET(WM_DEVICECHANGE
),
343 SET(WM_MDICREATE
) | SET(WM_MDIGETACTIVE
) | SET(WM_DROPOBJECT
) |
344 SET(WM_QUERYDROPOBJECT
) | SET(WM_DRAGLOOP
) | SET(WM_DRAGSELECT
) | SET(WM_DRAGMOVE
),
358 SET(WM_ASKCBFORMATNAME
)
361 /* flags for messages that contain Unicode strings */
362 static const unsigned int message_unicode_flags
[] =
365 SET(WM_CREATE
) | SET(WM_SETTEXT
) | SET(WM_GETTEXT
) | SET(WM_GETTEXTLENGTH
) |
366 SET(WM_WININICHANGE
) | SET(WM_DEVMODECHANGE
),
378 SET(EM_REPLACESEL
) | SET(EM_GETLINE
) | SET(EM_SETPASSWORDCHAR
),
382 SET(WM_CHAR
) | SET(WM_DEADCHAR
) | SET(WM_SYSCHAR
) | SET(WM_SYSDEADCHAR
),
386 SET(CB_ADDSTRING
) | SET(CB_DIR
) | SET(CB_GETLBTEXT
) | SET(CB_GETLBTEXTLEN
) |
387 SET(CB_INSERTSTRING
) | SET(CB_FINDSTRING
) | SET(CB_SELECTSTRING
) | SET(CB_FINDSTRINGEXACT
),
391 SET(LB_ADDSTRING
) | SET(LB_INSERTSTRING
) | SET(LB_GETTEXT
) | SET(LB_GETTEXTLEN
) |
392 SET(LB_SELECTSTRING
) | SET(LB_DIR
) | SET(LB_FINDSTRING
) | SET(LB_ADDFILE
),
394 SET(LB_FINDSTRINGEXACT
),
416 SET(WM_PAINTCLIPBOARD
) | SET(WM_SIZECLIPBOARD
) | SET(WM_ASKCBFORMATNAME
)
419 /* check whether a given message type includes pointers */
420 static inline BOOL
is_pointer_message( UINT message
, WPARAM wparam
)
422 if (message
>= 8*sizeof(message_pointer_flags
)) return FALSE
;
423 if (message
== WM_DEVICECHANGE
&& !(wparam
& 0x8000)) return FALSE
;
424 return (message_pointer_flags
[message
/ 32] & SET(message
)) != 0;
427 /* check whether a given message type contains Unicode (or ASCII) chars */
428 static inline BOOL
is_unicode_message( UINT message
)
430 if (message
>= 8*sizeof(message_unicode_flags
)) return FALSE
;
431 return (message_unicode_flags
[message
/ 32] & SET(message
)) != 0;
436 /* add a data field to a packed message */
437 static inline void push_data( struct packed_message
*data
, const void *ptr
, size_t size
)
439 data
->data
[data
->count
] = ptr
;
440 data
->size
[data
->count
] = size
;
444 /* add a string to a packed message */
445 static inline void push_string( struct packed_message
*data
, LPCWSTR str
)
447 push_data( data
, str
, (lstrlenW(str
) + 1) * sizeof(WCHAR
) );
450 /* make sure that the buffer contains a valid null-terminated Unicode string */
451 static inline BOOL
check_string( LPCWSTR str
, size_t size
)
453 for (size
/= sizeof(WCHAR
); size
; size
--, str
++)
454 if (!*str
) return TRUE
;
458 /* pack a pointer into a 32/64 portable format */
459 static inline ULONGLONG
pack_ptr( const void *ptr
)
461 return (ULONG_PTR
)ptr
;
464 /* unpack a potentially 64-bit pointer, returning 0 when truncated */
465 static inline void *unpack_ptr( ULONGLONG ptr64
)
467 if ((ULONG_PTR
)ptr64
!= ptr64
) return 0;
468 return (void *)(ULONG_PTR
)ptr64
;
471 /* make sure that there is space for 'size' bytes in buffer, growing it if needed */
472 static inline void *get_buffer_space( void **buffer
, size_t size
)
478 if (!(ret
= HeapReAlloc( GetProcessHeap(), 0, *buffer
, size
)))
479 HeapFree( GetProcessHeap(), 0, *buffer
);
481 else ret
= HeapAlloc( GetProcessHeap(), 0, size
);
487 /* check whether a combobox expects strings or ids in CB_ADDSTRING/CB_INSERTSTRING */
488 static inline BOOL
combobox_has_strings( HWND hwnd
)
490 DWORD style
= GetWindowLongA( hwnd
, GWL_STYLE
);
491 return (!(style
& (CBS_OWNERDRAWFIXED
| CBS_OWNERDRAWVARIABLE
)) || (style
& CBS_HASSTRINGS
));
494 /* check whether a listbox expects strings or ids in LB_ADDSTRING/LB_INSERTSTRING */
495 static inline BOOL
listbox_has_strings( HWND hwnd
)
497 DWORD style
= GetWindowLongA( hwnd
, GWL_STYLE
);
498 return (!(style
& (LBS_OWNERDRAWFIXED
| LBS_OWNERDRAWVARIABLE
)) || (style
& LBS_HASSTRINGS
));
501 /* check whether message is in the range of keyboard messages */
502 static inline BOOL
is_keyboard_message( UINT message
)
504 return (message
>= WM_KEYFIRST
&& message
<= WM_KEYLAST
);
507 /* check whether message is in the range of mouse messages */
508 static inline BOOL
is_mouse_message( UINT message
)
510 return ((message
>= WM_NCMOUSEFIRST
&& message
<= WM_NCMOUSELAST
) ||
511 (message
>= WM_MOUSEFIRST
&& message
<= WM_MOUSELAST
));
514 /* check whether message matches the specified hwnd filter */
515 static inline BOOL
check_hwnd_filter( const MSG
*msg
, HWND hwnd_filter
)
517 if (!hwnd_filter
|| hwnd_filter
== GetDesktopWindow()) return TRUE
;
518 return (msg
->hwnd
== hwnd_filter
|| IsChild( hwnd_filter
, msg
->hwnd
));
521 /* check for pending WM_CHAR message with DBCS trailing byte */
522 static inline BOOL
get_pending_wmchar( MSG
*msg
, UINT first
, UINT last
, BOOL remove
)
524 struct wm_char_mapping_data
*data
= get_user_thread_info()->wmchar_data
;
526 if (!data
|| !data
->get_msg
.message
) return FALSE
;
527 if ((first
|| last
) && (first
> WM_CHAR
|| last
< WM_CHAR
)) return FALSE
;
528 if (!msg
) return FALSE
;
529 *msg
= data
->get_msg
;
530 if (remove
) data
->get_msg
.message
= 0;
535 /***********************************************************************
538 * Window procedure for "Message" windows (HWND_MESSAGE parent).
540 LRESULT WINAPI
MessageWndProc( HWND hwnd
, UINT message
, WPARAM wParam
, LPARAM lParam
)
542 if (message
== WM_NCCREATE
) return TRUE
;
543 return 0; /* all other messages are ignored */
547 /***********************************************************************
548 * broadcast_message_callback
550 * Helper callback for broadcasting messages.
552 static BOOL CALLBACK
broadcast_message_callback( HWND hwnd
, LPARAM lparam
)
554 struct send_message_info
*info
= (struct send_message_info
*)lparam
;
555 if ((GetWindowLongW( hwnd
, GWL_STYLE
) & (WS_POPUP
|WS_CHILD
)) == WS_CHILD
)
560 SendMessageTimeoutW( hwnd
, info
->msg
, info
->wparam
, info
->lparam
,
561 info
->flags
, info
->timeout
, NULL
);
564 SendMessageTimeoutA( hwnd
, info
->msg
, info
->wparam
, info
->lparam
,
565 info
->flags
, info
->timeout
, NULL
);
568 SendNotifyMessageW( hwnd
, info
->msg
, info
->wparam
, info
->lparam
);
571 SendMessageCallbackW( hwnd
, info
->msg
, info
->wparam
, info
->lparam
,
572 info
->callback
, info
->data
);
575 PostMessageW( hwnd
, info
->msg
, info
->wparam
, info
->lparam
);
578 ERR( "bad type %d\n", info
->type
);
584 DWORD
get_input_codepage( void )
588 HKL hkl
= GetKeyboardLayout( 0 );
590 ret
= GetLocaleInfoW( LOWORD(hkl
), LOCALE_IDEFAULTANSICODEPAGE
| LOCALE_RETURN_NUMBER
,
591 (WCHAR
*)&cp
, sizeof(cp
) / sizeof(WCHAR
) );
592 if (!ret
) cp
= CP_ACP
;
596 /***********************************************************************
599 * Convert the wparam of an ASCII message to Unicode.
601 BOOL
map_wparam_AtoW( UINT message
, WPARAM
*wparam
, enum wm_char_mapping mapping
)
611 /* WM_CHAR is magic: a DBCS char can be sent/posted as two consecutive WM_CHAR
612 * messages, in which case the first char is stored, and the conversion
613 * to Unicode only takes place once the second char is sent/posted.
615 if (mapping
!= WMCHAR_MAP_NOMAPPING
)
617 struct wm_char_mapping_data
*data
= get_user_thread_info()->wmchar_data
;
618 BYTE low
= LOBYTE(*wparam
);
619 cp
= get_input_codepage();
624 ch
[1] = HIBYTE(*wparam
);
625 MultiByteToWideChar( cp
, 0, ch
, 2, wch
, 2 );
626 TRACE( "map %02x,%02x -> %04x mapping %u\n", (BYTE
)ch
[0], (BYTE
)ch
[1], wch
[0], mapping
);
627 if (data
) data
->lead_byte
[mapping
] = 0;
629 else if (data
&& data
->lead_byte
[mapping
])
631 ch
[0] = data
->lead_byte
[mapping
];
633 MultiByteToWideChar( cp
, 0, ch
, 2, wch
, 2 );
634 TRACE( "map stored %02x,%02x -> %04x mapping %u\n", (BYTE
)ch
[0], (BYTE
)ch
[1], wch
[0], mapping
);
635 data
->lead_byte
[mapping
] = 0;
637 else if (!IsDBCSLeadByte( low
))
640 MultiByteToWideChar( cp
, 0, ch
, 1, wch
, 2 );
641 TRACE( "map %02x -> %04x\n", (BYTE
)ch
[0], wch
[0] );
642 if (data
) data
->lead_byte
[mapping
] = 0;
644 else /* store it and wait for trail byte */
648 if (!(data
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*data
) )))
650 get_user_thread_info()->wmchar_data
= data
;
652 TRACE( "storing lead byte %02x mapping %u\n", low
, mapping
);
653 data
->lead_byte
[mapping
] = low
;
656 *wparam
= MAKEWPARAM(wch
[0], wch
[1]);
659 /* else fall through */
661 case EM_SETPASSWORDCHAR
:
666 cp
= get_input_codepage();
667 ch
[0] = LOBYTE(*wparam
);
668 ch
[1] = HIBYTE(*wparam
);
669 MultiByteToWideChar( cp
, 0, ch
, 2, wch
, 2 );
670 *wparam
= MAKEWPARAM(wch
[0], wch
[1]);
673 cp
= get_input_codepage();
674 ch
[0] = HIBYTE(*wparam
);
675 ch
[1] = LOBYTE(*wparam
);
676 if (ch
[0]) MultiByteToWideChar( cp
, 0, ch
, 2, wch
, 2 );
677 else MultiByteToWideChar( cp
, 0, ch
+ 1, 1, wch
, 1 );
678 *wparam
= MAKEWPARAM(wch
[0], HIWORD(*wparam
));
685 /***********************************************************************
688 * Convert the wparam of a Unicode message to ASCII.
690 static void map_wparam_WtoA( MSG
*msg
, BOOL remove
)
700 if (!HIWORD(msg
->wParam
))
702 cp
= get_input_codepage();
703 wch
[0] = LOWORD(msg
->wParam
);
705 len
= WideCharToMultiByte( cp
, 0, wch
, 1, (LPSTR
)ch
, 2, NULL
, NULL
);
706 if (len
== 2) /* DBCS char */
708 struct wm_char_mapping_data
*data
= get_user_thread_info()->wmchar_data
;
711 if (!(data
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*data
) ))) return;
712 get_user_thread_info()->wmchar_data
= data
;
716 data
->get_msg
= *msg
;
717 data
->get_msg
.wParam
= ch
[1];
723 /* else fall through */
725 case EM_SETPASSWORDCHAR
:
730 cp
= get_input_codepage();
731 wch
[0] = LOWORD(msg
->wParam
);
732 wch
[1] = HIWORD(msg
->wParam
);
734 WideCharToMultiByte( cp
, 0, wch
, 2, (LPSTR
)ch
, 4, NULL
, NULL
);
735 msg
->wParam
= MAKEWPARAM( ch
[0] | (ch
[1] << 8), 0 );
738 cp
= get_input_codepage();
739 wch
[0] = LOWORD(msg
->wParam
);
741 len
= WideCharToMultiByte( cp
, 0, wch
, 1, (LPSTR
)ch
, 2, NULL
, NULL
);
743 msg
->wParam
= MAKEWPARAM( (ch
[0] << 8) | ch
[1], HIWORD(msg
->wParam
) );
745 msg
->wParam
= MAKEWPARAM( ch
[0], HIWORD(msg
->wParam
) );
751 /***********************************************************************
754 * Pack a message for sending to another process.
755 * Return the size of the data we expect in the message reply.
756 * Set data->count to -1 if there is an error.
758 static size_t pack_message( HWND hwnd
, UINT message
, WPARAM wparam
, LPARAM lparam
,
759 struct packed_message
*data
)
767 CREATESTRUCTW
*cs
= (CREATESTRUCTW
*)lparam
;
768 data
->ps
.cs
.lpCreateParams
= pack_ptr( cs
->lpCreateParams
);
769 data
->ps
.cs
.hInstance
= pack_ptr( cs
->hInstance
);
770 data
->ps
.cs
.hMenu
= wine_server_user_handle( cs
->hMenu
);
771 data
->ps
.cs
.hwndParent
= wine_server_user_handle( cs
->hwndParent
);
772 data
->ps
.cs
.cy
= cs
->cy
;
773 data
->ps
.cs
.cx
= cs
->cx
;
774 data
->ps
.cs
.y
= cs
->y
;
775 data
->ps
.cs
.x
= cs
->x
;
776 data
->ps
.cs
.style
= cs
->style
;
777 data
->ps
.cs
.dwExStyle
= cs
->dwExStyle
;
778 data
->ps
.cs
.lpszName
= pack_ptr( cs
->lpszName
);
779 data
->ps
.cs
.lpszClass
= pack_ptr( cs
->lpszClass
);
780 push_data( data
, &data
->ps
.cs
, sizeof(data
->ps
.cs
) );
781 if (!IS_INTRESOURCE(cs
->lpszName
)) push_string( data
, cs
->lpszName
);
782 if (!IS_INTRESOURCE(cs
->lpszClass
)) push_string( data
, cs
->lpszClass
);
783 return sizeof(data
->ps
.cs
);
786 case WM_ASKCBFORMATNAME
:
787 return wparam
* sizeof(WCHAR
);
788 case WM_WININICHANGE
:
789 if (lparam
) push_string(data
, (LPWSTR
)lparam
);
792 case WM_DEVMODECHANGE
:
797 push_string( data
, (LPWSTR
)lparam
);
799 case WM_GETMINMAXINFO
:
800 push_data( data
, (MINMAXINFO
*)lparam
, sizeof(MINMAXINFO
) );
801 return sizeof(MINMAXINFO
);
804 DRAWITEMSTRUCT
*dis
= (DRAWITEMSTRUCT
*)lparam
;
805 data
->ps
.dis
.CtlType
= dis
->CtlType
;
806 data
->ps
.dis
.CtlID
= dis
->CtlID
;
807 data
->ps
.dis
.itemID
= dis
->itemID
;
808 data
->ps
.dis
.itemAction
= dis
->itemAction
;
809 data
->ps
.dis
.itemState
= dis
->itemState
;
810 data
->ps
.dis
.hwndItem
= wine_server_user_handle( dis
->hwndItem
);
811 data
->ps
.dis
.hDC
= wine_server_user_handle( dis
->hDC
); /* FIXME */
812 data
->ps
.dis
.rcItem
= dis
->rcItem
;
813 data
->ps
.dis
.itemData
= dis
->itemData
;
814 push_data( data
, &data
->ps
.dis
, sizeof(data
->ps
.dis
) );
819 MEASUREITEMSTRUCT
*mis
= (MEASUREITEMSTRUCT
*)lparam
;
820 data
->ps
.mis
.CtlType
= mis
->CtlType
;
821 data
->ps
.mis
.CtlID
= mis
->CtlID
;
822 data
->ps
.mis
.itemID
= mis
->itemID
;
823 data
->ps
.mis
.itemWidth
= mis
->itemWidth
;
824 data
->ps
.mis
.itemHeight
= mis
->itemHeight
;
825 data
->ps
.mis
.itemData
= mis
->itemData
;
826 push_data( data
, &data
->ps
.mis
, sizeof(data
->ps
.mis
) );
827 return sizeof(data
->ps
.mis
);
831 DELETEITEMSTRUCT
*dls
= (DELETEITEMSTRUCT
*)lparam
;
832 data
->ps
.dls
.CtlType
= dls
->CtlType
;
833 data
->ps
.dls
.CtlID
= dls
->CtlID
;
834 data
->ps
.dls
.itemID
= dls
->itemID
;
835 data
->ps
.dls
.hwndItem
= wine_server_user_handle( dls
->hwndItem
);
836 data
->ps
.dls
.itemData
= dls
->itemData
;
837 push_data( data
, &data
->ps
.dls
, sizeof(data
->ps
.dls
) );
842 COMPAREITEMSTRUCT
*cis
= (COMPAREITEMSTRUCT
*)lparam
;
843 data
->ps
.cis
.CtlType
= cis
->CtlType
;
844 data
->ps
.cis
.CtlID
= cis
->CtlID
;
845 data
->ps
.cis
.hwndItem
= wine_server_user_handle( cis
->hwndItem
);
846 data
->ps
.cis
.itemID1
= cis
->itemID1
;
847 data
->ps
.cis
.itemData1
= cis
->itemData1
;
848 data
->ps
.cis
.itemID2
= cis
->itemID2
;
849 data
->ps
.cis
.itemData2
= cis
->itemData2
;
850 data
->ps
.cis
.dwLocaleId
= cis
->dwLocaleId
;
851 push_data( data
, &data
->ps
.cis
, sizeof(data
->ps
.cis
) );
854 case WM_WINE_SETWINDOWPOS
:
855 case WM_WINDOWPOSCHANGING
:
856 case WM_WINDOWPOSCHANGED
:
858 WINDOWPOS
*wp
= (WINDOWPOS
*)lparam
;
859 data
->ps
.wp
.hwnd
= wine_server_user_handle( wp
->hwnd
);
860 data
->ps
.wp
.hwndInsertAfter
= wine_server_user_handle( wp
->hwndInsertAfter
);
861 data
->ps
.wp
.x
= wp
->x
;
862 data
->ps
.wp
.y
= wp
->y
;
863 data
->ps
.wp
.cx
= wp
->cx
;
864 data
->ps
.wp
.cy
= wp
->cy
;
865 data
->ps
.wp
.flags
= wp
->flags
;
866 push_data( data
, &data
->ps
.wp
, sizeof(data
->ps
.wp
) );
867 return sizeof(data
->ps
.wp
);
871 COPYDATASTRUCT
*cds
= (COPYDATASTRUCT
*)lparam
;
872 data
->ps
.cds
.cbData
= cds
->cbData
;
873 data
->ps
.cds
.dwData
= cds
->dwData
;
874 data
->ps
.cds
.lpData
= pack_ptr( cds
->lpData
);
875 push_data( data
, &data
->ps
.cds
, sizeof(data
->ps
.cds
) );
876 if (cds
->lpData
) push_data( data
, cds
->lpData
, cds
->cbData
);
880 /* WM_NOTIFY cannot be sent across processes (MSDN) */
885 HELPINFO
*hi
= (HELPINFO
*)lparam
;
886 data
->ps
.hi
.iContextType
= hi
->iContextType
;
887 data
->ps
.hi
.iCtrlId
= hi
->iCtrlId
;
888 data
->ps
.hi
.hItemHandle
= wine_server_user_handle( hi
->hItemHandle
);
889 data
->ps
.hi
.dwContextId
= hi
->dwContextId
;
890 data
->ps
.hi
.MousePos
= hi
->MousePos
;
891 push_data( data
, &data
->ps
.hi
, sizeof(data
->ps
.hi
) );
894 case WM_STYLECHANGING
:
895 case WM_STYLECHANGED
:
896 push_data( data
, (STYLESTRUCT
*)lparam
, sizeof(STYLESTRUCT
) );
901 push_data( data
, (RECT
*)lparam
, sizeof(RECT
) );
906 NCCALCSIZE_PARAMS
*ncp
= (NCCALCSIZE_PARAMS
*)lparam
;
907 data
->ps
.ncp
.rgrc
[0] = ncp
->rgrc
[0];
908 data
->ps
.ncp
.rgrc
[1] = ncp
->rgrc
[1];
909 data
->ps
.ncp
.rgrc
[2] = ncp
->rgrc
[2];
910 data
->ps
.ncp
.hwnd
= wine_server_user_handle( ncp
->lppos
->hwnd
);
911 data
->ps
.ncp
.hwndInsertAfter
= wine_server_user_handle( ncp
->lppos
->hwndInsertAfter
);
912 data
->ps
.ncp
.x
= ncp
->lppos
->x
;
913 data
->ps
.ncp
.y
= ncp
->lppos
->y
;
914 data
->ps
.ncp
.cx
= ncp
->lppos
->cx
;
915 data
->ps
.ncp
.cy
= ncp
->lppos
->cy
;
916 data
->ps
.ncp
.flags
= ncp
->lppos
->flags
;
917 push_data( data
, &data
->ps
.ncp
, sizeof(data
->ps
.ncp
) );
918 return sizeof(data
->ps
.ncp
);
923 MSG
*msg
= (MSG
*)lparam
;
924 data
->ps
.msg
.hwnd
= wine_server_user_handle( msg
->hwnd
);
925 data
->ps
.msg
.message
= msg
->message
;
926 data
->ps
.msg
.wParam
= msg
->wParam
;
927 data
->ps
.msg
.lParam
= msg
->lParam
;
928 data
->ps
.msg
.time
= msg
->time
;
929 data
->ps
.msg
.pt
= msg
->pt
;
930 push_data( data
, &data
->ps
.msg
, sizeof(data
->ps
.msg
) );
931 return sizeof(data
->ps
.msg
);
934 case SBM_SETSCROLLINFO
:
935 push_data( data
, (SCROLLINFO
*)lparam
, sizeof(SCROLLINFO
) );
937 case SBM_GETSCROLLINFO
:
938 push_data( data
, (SCROLLINFO
*)lparam
, sizeof(SCROLLINFO
) );
939 return sizeof(SCROLLINFO
);
940 case SBM_GETSCROLLBARINFO
:
942 const SCROLLBARINFO
*info
= (const SCROLLBARINFO
*)lparam
;
943 size_t size
= min( info
->cbSize
, sizeof(SCROLLBARINFO
) );
944 push_data( data
, info
, size
);
952 if (wparam
) size
+= sizeof(DWORD
);
953 if (lparam
) size
+= sizeof(DWORD
);
958 case CB_GETDROPPEDCONTROLRECT
:
962 push_data( data
, (RECT
*)lparam
, sizeof(RECT
) );
966 WORD
*pw
= (WORD
*)lparam
;
967 push_data( data
, pw
, sizeof(*pw
) );
968 return *pw
* sizeof(WCHAR
);
972 if (wparam
) push_data( data
, (UINT
*)lparam
, sizeof(UINT
) * wparam
);
975 case CB_INSERTSTRING
:
977 case CB_FINDSTRINGEXACT
:
978 case CB_SELECTSTRING
:
979 if (combobox_has_strings( hwnd
)) push_string( data
, (LPWSTR
)lparam
);
982 if (!combobox_has_strings( hwnd
)) return sizeof(ULONG_PTR
);
983 return (SendMessageW( hwnd
, CB_GETLBTEXTLEN
, wparam
, 0 ) + 1) * sizeof(WCHAR
);
985 case LB_INSERTSTRING
:
987 case LB_FINDSTRINGEXACT
:
988 case LB_SELECTSTRING
:
989 if (listbox_has_strings( hwnd
)) push_string( data
, (LPWSTR
)lparam
);
992 if (!listbox_has_strings( hwnd
)) return sizeof(ULONG_PTR
);
993 return (SendMessageW( hwnd
, LB_GETTEXTLEN
, wparam
, 0 ) + 1) * sizeof(WCHAR
);
995 return wparam
* sizeof(UINT
);
998 MDINEXTMENU
*mnm
= (MDINEXTMENU
*)lparam
;
999 data
->ps
.mnm
.hmenuIn
= wine_server_user_handle( mnm
->hmenuIn
);
1000 data
->ps
.mnm
.hmenuNext
= wine_server_user_handle( mnm
->hmenuNext
);
1001 data
->ps
.mnm
.hwndNext
= wine_server_user_handle( mnm
->hwndNext
);
1002 push_data( data
, &data
->ps
.mnm
, sizeof(data
->ps
.mnm
) );
1003 return sizeof(data
->ps
.mnm
);
1007 push_data( data
, (RECT
*)lparam
, sizeof(RECT
) );
1008 return sizeof(RECT
);
1011 MDICREATESTRUCTW
*mcs
= (MDICREATESTRUCTW
*)lparam
;
1012 data
->ps
.mcs
.szClass
= pack_ptr( mcs
->szClass
);
1013 data
->ps
.mcs
.szTitle
= pack_ptr( mcs
->szTitle
);
1014 data
->ps
.mcs
.hOwner
= pack_ptr( mcs
->hOwner
);
1015 data
->ps
.mcs
.x
= mcs
->x
;
1016 data
->ps
.mcs
.y
= mcs
->y
;
1017 data
->ps
.mcs
.cx
= mcs
->cx
;
1018 data
->ps
.mcs
.cy
= mcs
->cy
;
1019 data
->ps
.mcs
.style
= mcs
->style
;
1020 data
->ps
.mcs
.lParam
= mcs
->lParam
;
1021 push_data( data
, &data
->ps
.mcs
, sizeof(data
->ps
.mcs
) );
1022 if (!IS_INTRESOURCE(mcs
->szClass
)) push_string( data
, mcs
->szClass
);
1023 if (!IS_INTRESOURCE(mcs
->szTitle
)) push_string( data
, mcs
->szTitle
);
1024 return sizeof(data
->ps
.mcs
);
1026 case WM_MDIGETACTIVE
:
1027 if (lparam
) return sizeof(BOOL
);
1029 case WM_DEVICECHANGE
:
1031 DEV_BROADCAST_HDR
*header
= (DEV_BROADCAST_HDR
*)lparam
;
1032 if ((wparam
& 0x8000) && header
) push_data( data
, header
, header
->dbch_size
);
1035 case WM_WINE_KEYBOARD_LL_HOOK
:
1037 struct hook_extra_info
*h_extra
= (struct hook_extra_info
*)lparam
;
1038 data
->ps
.hook
.handle
= wine_server_user_handle( h_extra
->handle
);
1039 push_data( data
, &data
->ps
.hook
, sizeof(data
->ps
.hook
) );
1040 push_data( data
, (LPVOID
)h_extra
->lparam
, sizeof(KBDLLHOOKSTRUCT
) );
1043 case WM_WINE_MOUSE_LL_HOOK
:
1045 struct hook_extra_info
*h_extra
= (struct hook_extra_info
*)lparam
;
1046 data
->ps
.hook
.handle
= wine_server_user_handle( h_extra
->handle
);
1047 push_data( data
, &data
->ps
.hook
, sizeof(data
->ps
.hook
) );
1048 push_data( data
, (LPVOID
)h_extra
->lparam
, sizeof(MSLLHOOKSTRUCT
) );
1052 if (wparam
<= 1) return 0;
1053 FIXME( "WM_NCPAINT hdc packing not supported yet\n" );
1057 if (!wparam
) return 0;
1060 /* these contain an HFONT */
1063 /* these contain an HDC */
1065 case WM_ICONERASEBKGND
:
1066 case WM_CTLCOLORMSGBOX
:
1067 case WM_CTLCOLOREDIT
:
1068 case WM_CTLCOLORLISTBOX
:
1069 case WM_CTLCOLORBTN
:
1070 case WM_CTLCOLORDLG
:
1071 case WM_CTLCOLORSCROLLBAR
:
1072 case WM_CTLCOLORSTATIC
:
1074 case WM_PRINTCLIENT
:
1075 /* these contain an HGLOBAL */
1076 case WM_PAINTCLIPBOARD
:
1077 case WM_SIZECLIPBOARD
:
1078 /* these contain HICON */
1081 case WM_QUERYDRAGICON
:
1082 case WM_QUERYPARKICON
:
1083 /* these contain pointers */
1085 case WM_QUERYDROPOBJECT
:
1089 FIXME( "msg %x (%s) not supported yet\n", message
, SPY_GetMsgName(message
, hwnd
) );
1097 /***********************************************************************
1100 * Unpack a message received from another process.
1102 static BOOL
unpack_message( HWND hwnd
, UINT message
, WPARAM
*wparam
, LPARAM
*lparam
,
1103 void **buffer
, size_t size
)
1106 union packed_structs
*ps
= *buffer
;
1114 WCHAR
*str
= (WCHAR
*)(&ps
->cs
+ 1);
1115 if (size
< sizeof(ps
->cs
)) return FALSE
;
1116 size
-= sizeof(ps
->cs
);
1117 cs
.lpCreateParams
= unpack_ptr( ps
->cs
.lpCreateParams
);
1118 cs
.hInstance
= unpack_ptr( ps
->cs
.hInstance
);
1119 cs
.hMenu
= wine_server_ptr_handle( ps
->cs
.hMenu
);
1120 cs
.hwndParent
= wine_server_ptr_handle( ps
->cs
.hwndParent
);
1125 cs
.style
= ps
->cs
.style
;
1126 cs
.dwExStyle
= ps
->cs
.dwExStyle
;
1127 cs
.lpszName
= unpack_ptr( ps
->cs
.lpszName
);
1128 cs
.lpszClass
= unpack_ptr( ps
->cs
.lpszClass
);
1129 if (ps
->cs
.lpszName
>> 16)
1131 if (!check_string( str
, size
)) return FALSE
;
1133 size
-= (lstrlenW(str
) + 1) * sizeof(WCHAR
);
1134 str
+= lstrlenW(str
) + 1;
1136 if (ps
->cs
.lpszClass
>> 16)
1138 if (!check_string( str
, size
)) return FALSE
;
1141 memcpy( &ps
->cs
, &cs
, sizeof(cs
) );
1145 case WM_ASKCBFORMATNAME
:
1146 if (!get_buffer_space( buffer
, (*wparam
* sizeof(WCHAR
)) )) return FALSE
;
1148 case WM_WININICHANGE
:
1149 if (!*lparam
) return TRUE
;
1152 case WM_DEVMODECHANGE
:
1157 if (!check_string( *buffer
, size
)) return FALSE
;
1159 case WM_GETMINMAXINFO
:
1160 minsize
= sizeof(MINMAXINFO
);
1165 if (size
< sizeof(ps
->dis
)) return FALSE
;
1166 dis
.CtlType
= ps
->dis
.CtlType
;
1167 dis
.CtlID
= ps
->dis
.CtlID
;
1168 dis
.itemID
= ps
->dis
.itemID
;
1169 dis
.itemAction
= ps
->dis
.itemAction
;
1170 dis
.itemState
= ps
->dis
.itemState
;
1171 dis
.hwndItem
= wine_server_ptr_handle( ps
->dis
.hwndItem
);
1172 dis
.hDC
= wine_server_ptr_handle( ps
->dis
.hDC
);
1173 dis
.rcItem
= ps
->dis
.rcItem
;
1174 dis
.itemData
= (ULONG_PTR
)unpack_ptr( ps
->dis
.itemData
);
1175 memcpy( &ps
->dis
, &dis
, sizeof(dis
) );
1178 case WM_MEASUREITEM
:
1180 MEASUREITEMSTRUCT mis
;
1181 if (size
< sizeof(ps
->mis
)) return FALSE
;
1182 mis
.CtlType
= ps
->mis
.CtlType
;
1183 mis
.CtlID
= ps
->mis
.CtlID
;
1184 mis
.itemID
= ps
->mis
.itemID
;
1185 mis
.itemWidth
= ps
->mis
.itemWidth
;
1186 mis
.itemHeight
= ps
->mis
.itemHeight
;
1187 mis
.itemData
= (ULONG_PTR
)unpack_ptr( ps
->mis
.itemData
);
1188 memcpy( &ps
->mis
, &mis
, sizeof(mis
) );
1193 DELETEITEMSTRUCT dls
;
1194 if (size
< sizeof(ps
->dls
)) return FALSE
;
1195 dls
.CtlType
= ps
->dls
.CtlType
;
1196 dls
.CtlID
= ps
->dls
.CtlID
;
1197 dls
.itemID
= ps
->dls
.itemID
;
1198 dls
.hwndItem
= wine_server_ptr_handle( ps
->dls
.hwndItem
);
1199 dls
.itemData
= (ULONG_PTR
)unpack_ptr( ps
->dls
.itemData
);
1200 memcpy( &ps
->dls
, &dls
, sizeof(dls
) );
1203 case WM_COMPAREITEM
:
1205 COMPAREITEMSTRUCT cis
;
1206 if (size
< sizeof(ps
->cis
)) return FALSE
;
1207 cis
.CtlType
= ps
->cis
.CtlType
;
1208 cis
.CtlID
= ps
->cis
.CtlID
;
1209 cis
.hwndItem
= wine_server_ptr_handle( ps
->cis
.hwndItem
);
1210 cis
.itemID1
= ps
->cis
.itemID1
;
1211 cis
.itemData1
= (ULONG_PTR
)unpack_ptr( ps
->cis
.itemData1
);
1212 cis
.itemID2
= ps
->cis
.itemID2
;
1213 cis
.itemData2
= (ULONG_PTR
)unpack_ptr( ps
->cis
.itemData2
);
1214 cis
.dwLocaleId
= ps
->cis
.dwLocaleId
;
1215 memcpy( &ps
->cis
, &cis
, sizeof(cis
) );
1218 case WM_WINDOWPOSCHANGING
:
1219 case WM_WINDOWPOSCHANGED
:
1220 case WM_WINE_SETWINDOWPOS
:
1223 if (size
< sizeof(ps
->wp
)) return FALSE
;
1224 wp
.hwnd
= wine_server_ptr_handle( ps
->wp
.hwnd
);
1225 wp
.hwndInsertAfter
= wine_server_ptr_handle( ps
->wp
.hwndInsertAfter
);
1230 wp
.flags
= ps
->wp
.flags
;
1231 memcpy( &ps
->wp
, &wp
, sizeof(wp
) );
1237 if (size
< sizeof(ps
->cds
)) return FALSE
;
1238 cds
.dwData
= (ULONG_PTR
)unpack_ptr( ps
->cds
.dwData
);
1241 cds
.cbData
= ps
->cds
.cbData
;
1242 cds
.lpData
= &ps
->cds
+ 1;
1243 minsize
= sizeof(ps
->cds
) + cds
.cbData
;
1250 memcpy( &ps
->cds
, &cds
, sizeof(cds
) );
1254 /* WM_NOTIFY cannot be sent across processes (MSDN) */
1259 if (size
< sizeof(ps
->hi
)) return FALSE
;
1260 hi
.cbSize
= sizeof(hi
);
1261 hi
.iContextType
= ps
->hi
.iContextType
;
1262 hi
.iCtrlId
= ps
->hi
.iCtrlId
;
1263 hi
.hItemHandle
= wine_server_ptr_handle( ps
->hi
.hItemHandle
);
1264 hi
.dwContextId
= (ULONG_PTR
)unpack_ptr( ps
->hi
.dwContextId
);
1265 hi
.MousePos
= ps
->hi
.MousePos
;
1266 memcpy( &ps
->hi
, &hi
, sizeof(hi
) );
1269 case WM_STYLECHANGING
:
1270 case WM_STYLECHANGED
:
1271 minsize
= sizeof(STYLESTRUCT
);
1274 if (!*wparam
) minsize
= sizeof(RECT
);
1277 NCCALCSIZE_PARAMS ncp
;
1279 if (size
< sizeof(ps
->ncp
)) return FALSE
;
1280 ncp
.rgrc
[0] = ps
->ncp
.rgrc
[0];
1281 ncp
.rgrc
[1] = ps
->ncp
.rgrc
[1];
1282 ncp
.rgrc
[2] = ps
->ncp
.rgrc
[2];
1283 wp
.hwnd
= wine_server_ptr_handle( ps
->ncp
.hwnd
);
1284 wp
.hwndInsertAfter
= wine_server_ptr_handle( ps
->ncp
.hwndInsertAfter
);
1289 wp
.flags
= ps
->ncp
.flags
;
1290 ncp
.lppos
= (WINDOWPOS
*)((NCCALCSIZE_PARAMS
*)&ps
->ncp
+ 1);
1291 memcpy( &ps
->ncp
, &ncp
, sizeof(ncp
) );
1299 if (size
< sizeof(ps
->msg
)) return FALSE
;
1300 msg
.hwnd
= wine_server_ptr_handle( ps
->msg
.hwnd
);
1301 msg
.message
= ps
->msg
.message
;
1302 msg
.wParam
= (ULONG_PTR
)unpack_ptr( ps
->msg
.wParam
);
1303 msg
.lParam
= (ULONG_PTR
)unpack_ptr( ps
->msg
.lParam
);
1304 msg
.time
= ps
->msg
.time
;
1305 msg
.pt
= ps
->msg
.pt
;
1306 memcpy( &ps
->msg
, &msg
, sizeof(msg
) );
1310 case SBM_SETSCROLLINFO
:
1311 minsize
= sizeof(SCROLLINFO
);
1313 case SBM_GETSCROLLINFO
:
1314 if (!get_buffer_space( buffer
, sizeof(SCROLLINFO
))) return FALSE
;
1316 case SBM_GETSCROLLBARINFO
:
1317 if (!get_buffer_space( buffer
, sizeof(SCROLLBARINFO
))) return FALSE
;
1322 if (*wparam
|| *lparam
)
1324 if (!get_buffer_space( buffer
, 2*sizeof(DWORD
) )) return FALSE
;
1325 if (*wparam
) *wparam
= (WPARAM
)*buffer
;
1326 if (*lparam
) *lparam
= (LPARAM
)((DWORD
*)*buffer
+ 1);
1330 case LB_GETITEMRECT
:
1331 case CB_GETDROPPEDCONTROLRECT
:
1332 if (!get_buffer_space( buffer
, sizeof(RECT
) )) return FALSE
;
1336 minsize
= sizeof(RECT
);
1341 if (size
< sizeof(WORD
)) return FALSE
;
1342 len
= *(WORD
*)*buffer
;
1343 if (!get_buffer_space( buffer
, (len
+ 1) * sizeof(WCHAR
) )) return FALSE
;
1344 *lparam
= (LPARAM
)*buffer
+ sizeof(WORD
); /* don't erase WORD at start of buffer */
1347 case EM_SETTABSTOPS
:
1348 case LB_SETTABSTOPS
:
1349 if (!*wparam
) return TRUE
;
1350 minsize
= *wparam
* sizeof(UINT
);
1353 case CB_INSERTSTRING
:
1355 case CB_FINDSTRINGEXACT
:
1356 case CB_SELECTSTRING
:
1358 case LB_INSERTSTRING
:
1360 case LB_FINDSTRINGEXACT
:
1361 case LB_SELECTSTRING
:
1362 if (!*buffer
) return TRUE
;
1363 if (!check_string( *buffer
, size
)) return FALSE
;
1367 size
= sizeof(ULONG_PTR
);
1368 if (combobox_has_strings( hwnd
))
1369 size
= (SendMessageW( hwnd
, CB_GETLBTEXTLEN
, *wparam
, 0 ) + 1) * sizeof(WCHAR
);
1370 if (!get_buffer_space( buffer
, size
)) return FALSE
;
1375 size
= sizeof(ULONG_PTR
);
1376 if (listbox_has_strings( hwnd
))
1377 size
= (SendMessageW( hwnd
, LB_GETTEXTLEN
, *wparam
, 0 ) + 1) * sizeof(WCHAR
);
1378 if (!get_buffer_space( buffer
, size
)) return FALSE
;
1381 case LB_GETSELITEMS
:
1382 if (!get_buffer_space( buffer
, *wparam
* sizeof(UINT
) )) return FALSE
;
1387 if (size
< sizeof(ps
->mnm
)) return FALSE
;
1388 mnm
.hmenuIn
= wine_server_ptr_handle( ps
->mnm
.hmenuIn
);
1389 mnm
.hmenuNext
= wine_server_ptr_handle( ps
->mnm
.hmenuNext
);
1390 mnm
.hwndNext
= wine_server_ptr_handle( ps
->mnm
.hwndNext
);
1391 memcpy( &ps
->mnm
, &mnm
, sizeof(mnm
) );
1396 minsize
= sizeof(RECT
);
1397 if (!get_buffer_space( buffer
, sizeof(RECT
) )) return FALSE
;
1401 MDICREATESTRUCTW mcs
;
1402 WCHAR
*str
= (WCHAR
*)(&ps
->mcs
+ 1);
1403 if (size
< sizeof(ps
->mcs
)) return FALSE
;
1404 size
-= sizeof(ps
->mcs
);
1406 mcs
.szClass
= unpack_ptr( ps
->mcs
.szClass
);
1407 mcs
.szTitle
= unpack_ptr( ps
->mcs
.szTitle
);
1408 mcs
.hOwner
= unpack_ptr( ps
->mcs
.hOwner
);
1411 mcs
.cx
= ps
->mcs
.cx
;
1412 mcs
.cy
= ps
->mcs
.cy
;
1413 mcs
.style
= ps
->mcs
.style
;
1414 mcs
.lParam
= (LPARAM
)unpack_ptr( ps
->mcs
.lParam
);
1415 if (ps
->mcs
.szClass
>> 16)
1417 if (!check_string( str
, size
)) return FALSE
;
1419 size
-= (lstrlenW(str
) + 1) * sizeof(WCHAR
);
1420 str
+= lstrlenW(str
) + 1;
1422 if (ps
->mcs
.szTitle
>> 16)
1424 if (!check_string( str
, size
)) return FALSE
;
1427 memcpy( &ps
->mcs
, &mcs
, sizeof(mcs
) );
1430 case WM_MDIGETACTIVE
:
1431 if (!*lparam
) return TRUE
;
1432 if (!get_buffer_space( buffer
, sizeof(BOOL
) )) return FALSE
;
1434 case WM_DEVICECHANGE
:
1435 if (!(*wparam
& 0x8000)) return TRUE
;
1436 minsize
= sizeof(DEV_BROADCAST_HDR
);
1438 case WM_WINE_KEYBOARD_LL_HOOK
:
1439 case WM_WINE_MOUSE_LL_HOOK
:
1441 struct hook_extra_info h_extra
;
1442 minsize
= sizeof(ps
->hook
) +
1443 (message
== WM_WINE_KEYBOARD_LL_HOOK
? sizeof(KBDLLHOOKSTRUCT
)
1444 : sizeof(MSLLHOOKSTRUCT
));
1445 if (size
< minsize
) return FALSE
;
1446 h_extra
.handle
= wine_server_ptr_handle( ps
->hook
.handle
);
1447 h_extra
.lparam
= (LPARAM
)(&ps
->hook
+ 1);
1448 memcpy( &ps
->hook
, &h_extra
, sizeof(h_extra
) );
1452 if (*wparam
<= 1) return TRUE
;
1453 FIXME( "WM_NCPAINT hdc unpacking not supported\n" );
1456 if (!*wparam
) return TRUE
;
1459 /* these contain an HFONT */
1462 /* these contain an HDC */
1464 case WM_ICONERASEBKGND
:
1465 case WM_CTLCOLORMSGBOX
:
1466 case WM_CTLCOLOREDIT
:
1467 case WM_CTLCOLORLISTBOX
:
1468 case WM_CTLCOLORBTN
:
1469 case WM_CTLCOLORDLG
:
1470 case WM_CTLCOLORSCROLLBAR
:
1471 case WM_CTLCOLORSTATIC
:
1473 case WM_PRINTCLIENT
:
1474 /* these contain an HGLOBAL */
1475 case WM_PAINTCLIPBOARD
:
1476 case WM_SIZECLIPBOARD
:
1477 /* these contain HICON */
1480 case WM_QUERYDRAGICON
:
1481 case WM_QUERYPARKICON
:
1482 /* these contain pointers */
1484 case WM_QUERYDROPOBJECT
:
1488 FIXME( "msg %x (%s) not supported yet\n", message
, SPY_GetMsgName(message
, hwnd
) );
1492 return TRUE
; /* message doesn't need any unpacking */
1495 /* default exit for most messages: check minsize and store buffer in lparam */
1496 if (size
< minsize
) return FALSE
;
1497 *lparam
= (LPARAM
)*buffer
;
1502 /***********************************************************************
1505 * Pack a reply to a message for sending to another process.
1507 static void pack_reply( HWND hwnd
, UINT message
, WPARAM wparam
, LPARAM lparam
,
1508 LRESULT res
, struct packed_message
*data
)
1516 CREATESTRUCTW
*cs
= (CREATESTRUCTW
*)lparam
;
1517 data
->ps
.cs
.lpCreateParams
= (ULONG_PTR
)cs
->lpCreateParams
;
1518 data
->ps
.cs
.hInstance
= (ULONG_PTR
)cs
->hInstance
;
1519 data
->ps
.cs
.hMenu
= wine_server_user_handle( cs
->hMenu
);
1520 data
->ps
.cs
.hwndParent
= wine_server_user_handle( cs
->hwndParent
);
1521 data
->ps
.cs
.cy
= cs
->cy
;
1522 data
->ps
.cs
.cx
= cs
->cx
;
1523 data
->ps
.cs
.y
= cs
->y
;
1524 data
->ps
.cs
.x
= cs
->x
;
1525 data
->ps
.cs
.style
= cs
->style
;
1526 data
->ps
.cs
.dwExStyle
= cs
->dwExStyle
;
1527 data
->ps
.cs
.lpszName
= (ULONG_PTR
)cs
->lpszName
;
1528 data
->ps
.cs
.lpszClass
= (ULONG_PTR
)cs
->lpszClass
;
1529 push_data( data
, &data
->ps
.cs
, sizeof(data
->ps
.cs
) );
1535 push_data( data
, (WCHAR
*)lparam
, (res
+ 1) * sizeof(WCHAR
) );
1537 case WM_GETMINMAXINFO
:
1538 push_data( data
, (MINMAXINFO
*)lparam
, sizeof(MINMAXINFO
) );
1540 case WM_MEASUREITEM
:
1542 MEASUREITEMSTRUCT
*mis
= (MEASUREITEMSTRUCT
*)lparam
;
1543 data
->ps
.mis
.CtlType
= mis
->CtlType
;
1544 data
->ps
.mis
.CtlID
= mis
->CtlID
;
1545 data
->ps
.mis
.itemID
= mis
->itemID
;
1546 data
->ps
.mis
.itemWidth
= mis
->itemWidth
;
1547 data
->ps
.mis
.itemHeight
= mis
->itemHeight
;
1548 data
->ps
.mis
.itemData
= mis
->itemData
;
1549 push_data( data
, &data
->ps
.mis
, sizeof(data
->ps
.mis
) );
1552 case WM_WINDOWPOSCHANGING
:
1553 case WM_WINDOWPOSCHANGED
:
1555 WINDOWPOS
*wp
= (WINDOWPOS
*)lparam
;
1556 data
->ps
.wp
.hwnd
= wine_server_user_handle( wp
->hwnd
);
1557 data
->ps
.wp
.hwndInsertAfter
= wine_server_user_handle( wp
->hwndInsertAfter
);
1558 data
->ps
.wp
.x
= wp
->x
;
1559 data
->ps
.wp
.y
= wp
->y
;
1560 data
->ps
.wp
.cx
= wp
->cx
;
1561 data
->ps
.wp
.cy
= wp
->cy
;
1562 data
->ps
.wp
.flags
= wp
->flags
;
1563 push_data( data
, &data
->ps
.wp
, sizeof(data
->ps
.wp
) );
1569 MSG
*msg
= (MSG
*)lparam
;
1570 data
->ps
.msg
.hwnd
= wine_server_user_handle( msg
->hwnd
);
1571 data
->ps
.msg
.message
= msg
->message
;
1572 data
->ps
.msg
.wParam
= msg
->wParam
;
1573 data
->ps
.msg
.lParam
= msg
->lParam
;
1574 data
->ps
.msg
.time
= msg
->time
;
1575 data
->ps
.msg
.pt
= msg
->pt
;
1576 push_data( data
, &data
->ps
.msg
, sizeof(data
->ps
.msg
) );
1579 case SBM_GETSCROLLINFO
:
1580 push_data( data
, (SCROLLINFO
*)lparam
, sizeof(SCROLLINFO
) );
1583 case LB_GETITEMRECT
:
1584 case CB_GETDROPPEDCONTROLRECT
:
1587 push_data( data
, (RECT
*)lparam
, sizeof(RECT
) );
1591 WORD
*ptr
= (WORD
*)lparam
;
1592 push_data( data
, ptr
, ptr
[-1] * sizeof(WCHAR
) );
1595 case LB_GETSELITEMS
:
1596 push_data( data
, (UINT
*)lparam
, wparam
* sizeof(UINT
) );
1598 case WM_MDIGETACTIVE
:
1599 if (lparam
) push_data( data
, (BOOL
*)lparam
, sizeof(BOOL
) );
1603 push_data( data
, (RECT
*)lparam
, sizeof(RECT
) );
1606 NCCALCSIZE_PARAMS
*ncp
= (NCCALCSIZE_PARAMS
*)lparam
;
1607 data
->ps
.ncp
.rgrc
[0] = ncp
->rgrc
[0];
1608 data
->ps
.ncp
.rgrc
[1] = ncp
->rgrc
[1];
1609 data
->ps
.ncp
.rgrc
[2] = ncp
->rgrc
[2];
1610 data
->ps
.ncp
.hwnd
= wine_server_user_handle( ncp
->lppos
->hwnd
);
1611 data
->ps
.ncp
.hwndInsertAfter
= wine_server_user_handle( ncp
->lppos
->hwndInsertAfter
);
1612 data
->ps
.ncp
.x
= ncp
->lppos
->x
;
1613 data
->ps
.ncp
.y
= ncp
->lppos
->y
;
1614 data
->ps
.ncp
.cx
= ncp
->lppos
->cx
;
1615 data
->ps
.ncp
.cy
= ncp
->lppos
->cy
;
1616 data
->ps
.ncp
.flags
= ncp
->lppos
->flags
;
1617 push_data( data
, &data
->ps
.ncp
, sizeof(data
->ps
.ncp
) );
1623 if (wparam
) push_data( data
, (DWORD
*)wparam
, sizeof(DWORD
) );
1624 if (lparam
) push_data( data
, (DWORD
*)lparam
, sizeof(DWORD
) );
1628 MDINEXTMENU
*mnm
= (MDINEXTMENU
*)lparam
;
1629 data
->ps
.mnm
.hmenuIn
= wine_server_user_handle( mnm
->hmenuIn
);
1630 data
->ps
.mnm
.hmenuNext
= wine_server_user_handle( mnm
->hmenuNext
);
1631 data
->ps
.mnm
.hwndNext
= wine_server_user_handle( mnm
->hwndNext
);
1632 push_data( data
, &data
->ps
.mnm
, sizeof(data
->ps
.mnm
) );
1637 MDICREATESTRUCTW
*mcs
= (MDICREATESTRUCTW
*)lparam
;
1638 data
->ps
.mcs
.szClass
= pack_ptr( mcs
->szClass
);
1639 data
->ps
.mcs
.szTitle
= pack_ptr( mcs
->szTitle
);
1640 data
->ps
.mcs
.hOwner
= pack_ptr( mcs
->hOwner
);
1641 data
->ps
.mcs
.x
= mcs
->x
;
1642 data
->ps
.mcs
.y
= mcs
->y
;
1643 data
->ps
.mcs
.cx
= mcs
->cx
;
1644 data
->ps
.mcs
.cy
= mcs
->cy
;
1645 data
->ps
.mcs
.style
= mcs
->style
;
1646 data
->ps
.mcs
.lParam
= mcs
->lParam
;
1647 push_data( data
, &data
->ps
.mcs
, sizeof(data
->ps
.mcs
) );
1650 case WM_ASKCBFORMATNAME
:
1651 push_data( data
, (WCHAR
*)lparam
, (lstrlenW((WCHAR
*)lparam
) + 1) * sizeof(WCHAR
) );
1657 /***********************************************************************
1660 * Unpack a message reply received from another process.
1662 static void unpack_reply( HWND hwnd
, UINT message
, WPARAM wparam
, LPARAM lparam
,
1663 void *buffer
, size_t size
)
1665 union packed_structs
*ps
= buffer
;
1671 if (size
>= sizeof(ps
->cs
))
1673 CREATESTRUCTW
*cs
= (CREATESTRUCTW
*)lparam
;
1674 cs
->lpCreateParams
= unpack_ptr( ps
->cs
.lpCreateParams
);
1675 cs
->hInstance
= unpack_ptr( ps
->cs
.hInstance
);
1676 cs
->hMenu
= wine_server_ptr_handle( ps
->cs
.hMenu
);
1677 cs
->hwndParent
= wine_server_ptr_handle( ps
->cs
.hwndParent
);
1682 cs
->style
= ps
->cs
.style
;
1683 cs
->dwExStyle
= ps
->cs
.dwExStyle
;
1684 /* don't allow changing name and class pointers */
1688 case WM_ASKCBFORMATNAME
:
1689 memcpy( (WCHAR
*)lparam
, buffer
, min( wparam
*sizeof(WCHAR
), size
));
1691 case WM_GETMINMAXINFO
:
1692 memcpy( (MINMAXINFO
*)lparam
, buffer
, min( sizeof(MINMAXINFO
), size
));
1694 case WM_MEASUREITEM
:
1695 if (size
>= sizeof(ps
->mis
))
1697 MEASUREITEMSTRUCT
*mis
= (MEASUREITEMSTRUCT
*)lparam
;
1698 mis
->CtlType
= ps
->mis
.CtlType
;
1699 mis
->CtlID
= ps
->mis
.CtlID
;
1700 mis
->itemID
= ps
->mis
.itemID
;
1701 mis
->itemWidth
= ps
->mis
.itemWidth
;
1702 mis
->itemHeight
= ps
->mis
.itemHeight
;
1703 mis
->itemData
= (ULONG_PTR
)unpack_ptr( ps
->mis
.itemData
);
1706 case WM_WINDOWPOSCHANGING
:
1707 case WM_WINDOWPOSCHANGED
:
1708 if (size
>= sizeof(ps
->wp
))
1710 WINDOWPOS
*wp
= (WINDOWPOS
*)lparam
;
1711 wp
->hwnd
= wine_server_ptr_handle( ps
->wp
.hwnd
);
1712 wp
->hwndInsertAfter
= wine_server_ptr_handle( ps
->wp
.hwndInsertAfter
);
1717 wp
->flags
= ps
->wp
.flags
;
1721 if (lparam
&& size
>= sizeof(ps
->msg
))
1723 MSG
*msg
= (MSG
*)lparam
;
1724 msg
->hwnd
= wine_server_ptr_handle( ps
->msg
.hwnd
);
1725 msg
->message
= ps
->msg
.message
;
1726 msg
->wParam
= (ULONG_PTR
)unpack_ptr( ps
->msg
.wParam
);
1727 msg
->lParam
= (ULONG_PTR
)unpack_ptr( ps
->msg
.lParam
);
1728 msg
->time
= ps
->msg
.time
;
1729 msg
->pt
= ps
->msg
.pt
;
1732 case SBM_GETSCROLLINFO
:
1733 memcpy( (SCROLLINFO
*)lparam
, buffer
, min( sizeof(SCROLLINFO
), size
));
1735 case SBM_GETSCROLLBARINFO
:
1736 memcpy( (SCROLLBARINFO
*)lparam
, buffer
, min( sizeof(SCROLLBARINFO
), size
));
1739 case CB_GETDROPPEDCONTROLRECT
:
1740 case LB_GETITEMRECT
:
1743 memcpy( (RECT
*)lparam
, buffer
, min( sizeof(RECT
), size
));
1746 size
= min( size
, (size_t)*(WORD
*)lparam
);
1747 memcpy( (WCHAR
*)lparam
, buffer
, size
);
1749 case LB_GETSELITEMS
:
1750 memcpy( (UINT
*)lparam
, buffer
, min( wparam
*sizeof(UINT
), size
));
1754 memcpy( (WCHAR
*)lparam
, buffer
, size
);
1757 if (size
>= sizeof(ps
->mnm
))
1759 MDINEXTMENU
*mnm
= (MDINEXTMENU
*)lparam
;
1760 mnm
->hmenuIn
= wine_server_ptr_handle( ps
->mnm
.hmenuIn
);
1761 mnm
->hmenuNext
= wine_server_ptr_handle( ps
->mnm
.hmenuNext
);
1762 mnm
->hwndNext
= wine_server_ptr_handle( ps
->mnm
.hwndNext
);
1765 case WM_MDIGETACTIVE
:
1766 if (lparam
) memcpy( (BOOL
*)lparam
, buffer
, min( sizeof(BOOL
), size
));
1770 memcpy( (RECT
*)lparam
, buffer
, min( sizeof(RECT
), size
));
1771 else if (size
>= sizeof(ps
->ncp
))
1773 NCCALCSIZE_PARAMS
*ncp
= (NCCALCSIZE_PARAMS
*)lparam
;
1774 ncp
->rgrc
[0] = ps
->ncp
.rgrc
[0];
1775 ncp
->rgrc
[1] = ps
->ncp
.rgrc
[1];
1776 ncp
->rgrc
[2] = ps
->ncp
.rgrc
[2];
1777 ncp
->lppos
->hwnd
= wine_server_ptr_handle( ps
->ncp
.hwnd
);
1778 ncp
->lppos
->hwndInsertAfter
= wine_server_ptr_handle( ps
->ncp
.hwndInsertAfter
);
1779 ncp
->lppos
->x
= ps
->ncp
.x
;
1780 ncp
->lppos
->y
= ps
->ncp
.y
;
1781 ncp
->lppos
->cx
= ps
->ncp
.cx
;
1782 ncp
->lppos
->cy
= ps
->ncp
.cy
;
1783 ncp
->lppos
->flags
= ps
->ncp
.flags
;
1791 memcpy( (DWORD
*)wparam
, buffer
, min( sizeof(DWORD
), size
));
1792 if (size
<= sizeof(DWORD
)) break;
1793 size
-= sizeof(DWORD
);
1794 buffer
= (DWORD
*)buffer
+ 1;
1796 if (lparam
) memcpy( (DWORD
*)lparam
, buffer
, min( sizeof(DWORD
), size
));
1799 if (size
>= sizeof(ps
->mcs
))
1801 MDICREATESTRUCTW
*mcs
= (MDICREATESTRUCTW
*)lparam
;
1802 mcs
->hOwner
= unpack_ptr( ps
->mcs
.hOwner
);
1805 mcs
->cx
= ps
->mcs
.cx
;
1806 mcs
->cy
= ps
->mcs
.cy
;
1807 mcs
->style
= ps
->mcs
.style
;
1808 mcs
->lParam
= (LPARAM
)unpack_ptr( ps
->mcs
.lParam
);
1809 /* don't allow changing class and title pointers */
1813 ERR( "should not happen: unexpected message %x\n", message
);
1819 /***********************************************************************
1822 * Send a reply to a sent message.
1824 static void reply_message( struct received_message_info
*info
, LRESULT result
, BOOL remove
)
1826 struct packed_message data
;
1827 int i
, replied
= info
->flags
& ISMEX_REPLIED
;
1829 if (info
->flags
& ISMEX_NOTIFY
) return; /* notify messages don't get replies */
1830 if (!remove
&& replied
) return; /* replied already */
1832 memset( &data
, 0, sizeof(data
) );
1833 info
->flags
|= ISMEX_REPLIED
;
1835 if (info
->type
== MSG_OTHER_PROCESS
&& !replied
)
1837 pack_reply( info
->msg
.hwnd
, info
->msg
.message
, info
->msg
.wParam
,
1838 info
->msg
.lParam
, result
, &data
);
1841 SERVER_START_REQ( reply_message
)
1843 req
->result
= result
;
1844 req
->remove
= remove
;
1845 for (i
= 0; i
< data
.count
; i
++) wine_server_add_data( req
, data
.data
[i
], data
.size
[i
] );
1846 wine_server_call( req
);
1852 /***********************************************************************
1853 * handle_internal_message
1855 * Handle an internal Wine message instead of calling the window proc.
1857 static LRESULT
handle_internal_message( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
1861 case WM_WINE_DESTROYWINDOW
:
1862 return WIN_DestroyWindow( hwnd
);
1863 case WM_WINE_SETWINDOWPOS
:
1864 if (is_desktop_window( hwnd
)) return 0;
1865 return USER_SetWindowPos( (WINDOWPOS
*)lparam
, 0, 0 );
1866 case WM_WINE_SHOWWINDOW
:
1867 if (is_desktop_window( hwnd
)) return 0;
1868 return ShowWindow( hwnd
, wparam
);
1869 case WM_WINE_SETPARENT
:
1870 if (is_desktop_window( hwnd
)) return 0;
1871 return (LRESULT
)SetParent( hwnd
, (HWND
)wparam
);
1872 case WM_WINE_SETWINDOWLONG
:
1873 return WIN_SetWindowLong( hwnd
, (short)LOWORD(wparam
), HIWORD(wparam
), lparam
, TRUE
);
1874 case WM_WINE_SETSTYLE
:
1875 if (is_desktop_window( hwnd
)) return 0;
1876 return WIN_SetStyle(hwnd
, wparam
, lparam
);
1877 case WM_WINE_SETACTIVEWINDOW
:
1878 if (!wparam
&& GetForegroundWindow() == hwnd
) return 0;
1879 return (LRESULT
)SetActiveWindow( (HWND
)wparam
);
1880 case WM_WINE_KEYBOARD_LL_HOOK
:
1881 case WM_WINE_MOUSE_LL_HOOK
:
1883 struct hook_extra_info
*h_extra
= (struct hook_extra_info
*)lparam
;
1885 return call_current_hook( h_extra
->handle
, HC_ACTION
, wparam
, h_extra
->lparam
);
1887 case WM_WINE_CLIPCURSOR
:
1891 GetClipCursor( &rect
);
1892 return USER_Driver
->pClipCursor( &rect
);
1894 return USER_Driver
->pClipCursor( NULL
);
1895 case WM_WINE_UPDATEWINDOWSTATE
:
1896 update_window_state( hwnd
);
1899 if (msg
>= WM_WINE_FIRST_DRIVER_MSG
&& msg
<= WM_WINE_LAST_DRIVER_MSG
)
1900 return USER_Driver
->pWindowMessage( hwnd
, msg
, wparam
, lparam
);
1901 FIXME( "unknown internal message %x\n", msg
);
1906 /* since the WM_DDE_ACK response to a WM_DDE_EXECUTE message should contain the handle
1907 * to the memory handle, we keep track (in the server side) of all pairs of handle
1908 * used (the client passes its value and the content of the memory handle), and
1909 * the server stored both values (the client, and the local one, created after the
1910 * content). When a ACK message is generated, the list of pair is searched for a
1911 * matching pair, so that the client memory handle can be returned.
1914 HGLOBAL client_hMem
;
1915 HGLOBAL server_hMem
;
1918 static struct DDE_pair
* dde_pairs
;
1919 static int dde_num_alloc
;
1920 static int dde_num_used
;
1922 static CRITICAL_SECTION dde_crst
;
1923 static CRITICAL_SECTION_DEBUG critsect_debug
=
1926 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
1927 0, 0, { (DWORD_PTR
)(__FILE__
": dde_crst") }
1929 static CRITICAL_SECTION dde_crst
= { &critsect_debug
, -1, 0, 0, 0, 0 };
1931 static BOOL
dde_add_pair(HGLOBAL chm
, HGLOBAL shm
)
1936 EnterCriticalSection(&dde_crst
);
1938 /* now remember the pair of hMem on both sides */
1939 if (dde_num_used
== dde_num_alloc
)
1941 struct DDE_pair
* tmp
;
1943 tmp
= HeapReAlloc( GetProcessHeap(), 0, dde_pairs
,
1944 (dde_num_alloc
+ GROWBY
) * sizeof(struct DDE_pair
));
1946 tmp
= HeapAlloc( GetProcessHeap(), 0,
1947 (dde_num_alloc
+ GROWBY
) * sizeof(struct DDE_pair
));
1951 LeaveCriticalSection(&dde_crst
);
1955 /* zero out newly allocated part */
1956 memset(&dde_pairs
[dde_num_alloc
], 0, GROWBY
* sizeof(struct DDE_pair
));
1957 dde_num_alloc
+= GROWBY
;
1960 for (i
= 0; i
< dde_num_alloc
; i
++)
1962 if (dde_pairs
[i
].server_hMem
== 0)
1964 dde_pairs
[i
].client_hMem
= chm
;
1965 dde_pairs
[i
].server_hMem
= shm
;
1970 LeaveCriticalSection(&dde_crst
);
1974 static HGLOBAL
dde_get_pair(HGLOBAL shm
)
1979 EnterCriticalSection(&dde_crst
);
1980 for (i
= 0; i
< dde_num_alloc
; i
++)
1982 if (dde_pairs
[i
].server_hMem
== shm
)
1984 /* free this pair */
1985 dde_pairs
[i
].server_hMem
= 0;
1987 ret
= dde_pairs
[i
].client_hMem
;
1991 LeaveCriticalSection(&dde_crst
);
1995 /***********************************************************************
1998 * Post a DDE message
2000 static BOOL
post_dde_message( struct packed_message
*data
, const struct send_message_info
*info
)
2004 UINT_PTR uiLo
, uiHi
;
2006 HGLOBAL hunlock
= 0;
2011 if (!UnpackDDElParam( info
->msg
, info
->lparam
, &uiLo
, &uiHi
))
2017 /* DDE messages which don't require packing are:
2026 /* uiHi should contain a hMem from WM_DDE_EXECUTE */
2027 HGLOBAL h
= dde_get_pair( (HANDLE
)uiHi
);
2030 hpack
= pack_ptr( h
);
2031 /* send back the value of h on the other side */
2032 push_data( data
, &hpack
, sizeof(hpack
) );
2034 TRACE( "send dde-ack %lx %08lx => %p\n", uiLo
, uiHi
, h
);
2039 /* uiHi should contain either an atom or 0 */
2040 TRACE( "send dde-ack %lx atom=%lx\n", uiLo
, uiHi
);
2041 lp
= MAKELONG( uiLo
, uiHi
);
2050 size
= GlobalSize( (HGLOBAL
)uiLo
) ;
2051 if ((info
->msg
== WM_DDE_ADVISE
&& size
< sizeof(DDEADVISE
)) ||
2052 (info
->msg
== WM_DDE_DATA
&& size
< FIELD_OFFSET(DDEDATA
, Value
)) ||
2053 (info
->msg
== WM_DDE_POKE
&& size
< FIELD_OFFSET(DDEPOKE
, Value
))
2057 else if (info
->msg
!= WM_DDE_DATA
) return FALSE
;
2062 if ((ptr
= GlobalLock( (HGLOBAL
)uiLo
) ))
2064 DDEDATA
*dde_data
= ptr
;
2065 TRACE("unused %d, fResponse %d, fRelease %d, fDeferUpd %d, fAckReq %d, cfFormat %d\n",
2066 dde_data
->unused
, dde_data
->fResponse
, dde_data
->fRelease
,
2067 dde_data
->reserved
, dde_data
->fAckReq
, dde_data
->cfFormat
);
2068 push_data( data
, ptr
, size
);
2069 hunlock
= (HGLOBAL
)uiLo
;
2072 TRACE( "send ddepack %u %lx\n", size
, uiHi
);
2074 case WM_DDE_EXECUTE
:
2077 if ((ptr
= GlobalLock( (HGLOBAL
)info
->lparam
) ))
2079 push_data(data
, ptr
, GlobalSize( (HGLOBAL
)info
->lparam
));
2080 /* so that the other side can send it back on ACK */
2082 hunlock
= (HGLOBAL
)info
->lparam
;
2087 SERVER_START_REQ( send_message
)
2089 req
->id
= info
->dest_tid
;
2090 req
->type
= info
->type
;
2092 req
->win
= wine_server_user_handle( info
->hwnd
);
2093 req
->msg
= info
->msg
;
2094 req
->wparam
= info
->wparam
;
2096 req
->timeout
= TIMEOUT_INFINITE
;
2097 for (i
= 0; i
< data
->count
; i
++)
2098 wine_server_add_data( req
, data
->data
[i
], data
->size
[i
] );
2099 if ((res
= wine_server_call( req
)))
2101 if (res
== STATUS_INVALID_PARAMETER
)
2102 /* FIXME: find a STATUS_ value for this one */
2103 SetLastError( ERROR_INVALID_THREAD_ID
);
2105 SetLastError( RtlNtStatusToDosError(res
) );
2108 FreeDDElParam(info
->msg
, info
->lparam
);
2111 if (hunlock
) GlobalUnlock(hunlock
);
2116 /***********************************************************************
2117 * unpack_dde_message
2119 * Unpack a posted DDE message received from another process.
2121 static BOOL
unpack_dde_message( HWND hwnd
, UINT message
, WPARAM
*wparam
, LPARAM
*lparam
,
2122 void **buffer
, size_t size
)
2124 UINT_PTR uiLo
, uiHi
;
2134 /* hMem is being passed */
2135 if (size
!= sizeof(hpack
)) return FALSE
;
2136 if (!buffer
|| !*buffer
) return FALSE
;
2138 memcpy( &hpack
, *buffer
, size
);
2139 hMem
= unpack_ptr( hpack
);
2140 uiHi
= (UINT_PTR
)hMem
;
2141 TRACE("recv dde-ack %lx mem=%lx[%lx]\n", uiLo
, uiHi
, GlobalSize( hMem
));
2145 uiLo
= LOWORD( *lparam
);
2146 uiHi
= HIWORD( *lparam
);
2147 TRACE("recv dde-ack %lx atom=%lx\n", uiLo
, uiHi
);
2149 *lparam
= PackDDElParam( WM_DDE_ACK
, uiLo
, uiHi
);
2154 if ((!buffer
|| !*buffer
) && message
!= WM_DDE_DATA
) return FALSE
;
2158 if (!(hMem
= GlobalAlloc( GMEM_MOVEABLE
|GMEM_DDESHARE
, size
)))
2160 if ((ptr
= GlobalLock( hMem
)))
2162 memcpy( ptr
, *buffer
, size
);
2163 GlobalUnlock( hMem
);
2171 uiLo
= (UINT_PTR
)hMem
;
2173 *lparam
= PackDDElParam( message
, uiLo
, uiHi
);
2175 case WM_DDE_EXECUTE
:
2178 if (!buffer
|| !*buffer
) return FALSE
;
2179 if (!(hMem
= GlobalAlloc( GMEM_MOVEABLE
|GMEM_DDESHARE
, size
))) return FALSE
;
2180 if ((ptr
= GlobalLock( hMem
)))
2182 memcpy( ptr
, *buffer
, size
);
2183 GlobalUnlock( hMem
);
2184 TRACE( "exec: pairing c=%08lx s=%p\n", *lparam
, hMem
);
2185 if (!dde_add_pair( (HGLOBAL
)*lparam
, hMem
))
2196 } else return FALSE
;
2197 *lparam
= (LPARAM
)hMem
;
2203 /***********************************************************************
2206 * Call a window procedure and the corresponding hooks.
2208 static LRESULT
call_window_proc( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
,
2209 BOOL unicode
, BOOL same_thread
, enum wm_char_mapping mapping
)
2213 CWPRETSTRUCT cwpret
;
2215 if (msg
& 0x80000000)
2217 result
= handle_internal_message( hwnd
, msg
, wparam
, lparam
);
2221 /* first the WH_CALLWNDPROC hook */
2222 hwnd
= WIN_GetFullHandle( hwnd
);
2223 cwp
.lParam
= lparam
;
2224 cwp
.wParam
= wparam
;
2227 HOOK_CallHooks( WH_CALLWNDPROC
, HC_ACTION
, same_thread
, (LPARAM
)&cwp
, unicode
);
2229 /* now call the window procedure */
2230 if (!WINPROC_call_window( hwnd
, msg
, wparam
, lparam
, &result
, unicode
, mapping
)) goto done
;
2232 /* and finally the WH_CALLWNDPROCRET hook */
2233 cwpret
.lResult
= result
;
2234 cwpret
.lParam
= lparam
;
2235 cwpret
.wParam
= wparam
;
2236 cwpret
.message
= msg
;
2238 HOOK_CallHooks( WH_CALLWNDPROCRET
, HC_ACTION
, same_thread
, (LPARAM
)&cwpret
, unicode
);
2244 /***********************************************************************
2245 * send_parent_notify
2247 * Send a WM_PARENTNOTIFY to all ancestors of the given window, unless
2248 * the window has the WS_EX_NOPARENTNOTIFY style.
2250 static void send_parent_notify( HWND hwnd
, WORD event
, WORD idChild
, POINT pt
)
2252 /* pt has to be in the client coordinates of the parent window */
2253 MapWindowPoints( 0, hwnd
, &pt
, 1 );
2258 if (!(GetWindowLongW( hwnd
, GWL_STYLE
) & WS_CHILD
)) break;
2259 if (GetWindowLongW( hwnd
, GWL_EXSTYLE
) & WS_EX_NOPARENTNOTIFY
) break;
2260 if (!(parent
= GetParent(hwnd
))) break;
2261 if (parent
== GetDesktopWindow()) break;
2262 MapWindowPoints( hwnd
, parent
, &pt
, 1 );
2264 SendMessageW( hwnd
, WM_PARENTNOTIFY
,
2265 MAKEWPARAM( event
, idChild
), MAKELPARAM( pt
.x
, pt
.y
) );
2270 /***********************************************************************
2271 * accept_hardware_message
2273 * Tell the server we have passed the message to the app
2274 * (even though we may end up dropping it later on)
2276 static void accept_hardware_message( UINT hw_id
)
2278 SERVER_START_REQ( accept_hardware_message
)
2281 if (wine_server_call( req
))
2282 FIXME("Failed to reply to MSG_HARDWARE message. Message may not be removed from queue.\n");
2288 static BOOL
process_rawinput_message( MSG
*msg
, UINT hw_id
, const struct hardware_msg_data
*msg_data
)
2290 struct rawinput_thread_data
*thread_data
= rawinput_thread_data();
2291 if (!rawinput_from_hardware_message( thread_data
->buffer
, msg_data
))
2294 thread_data
->hw_id
= hw_id
;
2295 msg
->lParam
= (LPARAM
)hw_id
;
2296 msg
->pt
= point_phys_to_win_dpi( msg
->hwnd
, msg
->pt
);
2300 /***********************************************************************
2301 * process_keyboard_message
2303 * returns TRUE if the contents of 'msg' should be passed to the application
2305 static BOOL
process_keyboard_message( MSG
*msg
, UINT hw_id
, HWND hwnd_filter
,
2306 UINT first
, UINT last
, BOOL remove
)
2310 if (msg
->message
== WM_KEYDOWN
|| msg
->message
== WM_SYSKEYDOWN
||
2311 msg
->message
== WM_KEYUP
|| msg
->message
== WM_SYSKEYUP
)
2312 switch (msg
->wParam
)
2314 case VK_LSHIFT
: case VK_RSHIFT
:
2315 msg
->wParam
= VK_SHIFT
;
2317 case VK_LCONTROL
: case VK_RCONTROL
:
2318 msg
->wParam
= VK_CONTROL
;
2320 case VK_LMENU
: case VK_RMENU
:
2321 msg
->wParam
= VK_MENU
;
2325 /* FIXME: is this really the right place for this hook? */
2326 event
.message
= msg
->message
;
2327 event
.hwnd
= msg
->hwnd
;
2328 event
.time
= msg
->time
;
2329 event
.paramL
= (msg
->wParam
& 0xFF) | (HIWORD(msg
->lParam
) << 8);
2330 event
.paramH
= msg
->lParam
& 0x7FFF;
2331 if (HIWORD(msg
->lParam
) & 0x0100) event
.paramH
|= 0x8000; /* special_key - bit */
2332 HOOK_CallHooks( WH_JOURNALRECORD
, HC_ACTION
, 0, (LPARAM
)&event
, TRUE
);
2334 /* check message filters */
2335 if (msg
->message
< first
|| msg
->message
> last
) return FALSE
;
2336 if (!check_hwnd_filter( msg
, hwnd_filter
)) return FALSE
;
2340 if((msg
->message
== WM_KEYDOWN
) &&
2341 (msg
->hwnd
!= GetDesktopWindow()))
2343 /* Handle F1 key by sending out WM_HELP message */
2344 if (msg
->wParam
== VK_F1
)
2346 PostMessageW( msg
->hwnd
, WM_KEYF1
, 0, 0 );
2348 else if(msg
->wParam
>= VK_BROWSER_BACK
&&
2349 msg
->wParam
<= VK_LAUNCH_APP2
)
2351 /* FIXME: Process keystate */
2352 SendMessageW(msg
->hwnd
, WM_APPCOMMAND
, (WPARAM
)msg
->hwnd
, MAKELPARAM(0, (FAPPCOMMAND_KEY
| (msg
->wParam
- VK_BROWSER_BACK
+ 1))));
2355 else if (msg
->message
== WM_KEYUP
)
2357 /* Handle VK_APPS key by posting a WM_CONTEXTMENU message */
2358 if (msg
->wParam
== VK_APPS
&& !MENU_IsMenuActive())
2359 PostMessageW(msg
->hwnd
, WM_CONTEXTMENU
, (WPARAM
)msg
->hwnd
, -1);
2363 if (HOOK_CallHooks( WH_KEYBOARD
, remove
? HC_ACTION
: HC_NOREMOVE
,
2364 LOWORD(msg
->wParam
), msg
->lParam
, TRUE
))
2366 /* skip this message */
2367 HOOK_CallHooks( WH_CBT
, HCBT_KEYSKIPPED
, LOWORD(msg
->wParam
), msg
->lParam
, TRUE
);
2368 accept_hardware_message( hw_id
);
2371 if (remove
) accept_hardware_message( hw_id
);
2372 msg
->pt
= point_phys_to_win_dpi( msg
->hwnd
, msg
->pt
);
2374 if ( remove
&& msg
->message
== WM_KEYDOWN
)
2375 if (ImmProcessKey(msg
->hwnd
, GetKeyboardLayout(0), msg
->wParam
, msg
->lParam
, 0) )
2376 msg
->wParam
= VK_PROCESSKEY
;
2382 /***********************************************************************
2383 * process_mouse_message
2385 * returns TRUE if the contents of 'msg' should be passed to the application
2387 static BOOL
process_mouse_message( MSG
*msg
, UINT hw_id
, ULONG_PTR extra_info
, HWND hwnd_filter
,
2388 UINT first
, UINT last
, BOOL remove
)
2397 MOUSEHOOKSTRUCTEX hook
;
2401 /* find the window to dispatch this mouse message to */
2403 info
.cbSize
= sizeof(info
);
2404 GetGUIThreadInfo( GetCurrentThreadId(), &info
);
2405 if (info
.hwndCapture
)
2408 msg
->hwnd
= info
.hwndCapture
;
2412 HWND orig
= msg
->hwnd
;
2414 msg
->hwnd
= WINPOS_WindowFromPoint( msg
->hwnd
, msg
->pt
, &hittest
);
2415 if (!msg
->hwnd
) /* As a heuristic, try the next window if it's the owner of orig */
2417 HWND next
= GetWindow( orig
, GW_HWNDNEXT
);
2419 if (next
&& GetWindow( orig
, GW_OWNER
) == next
&& WIN_IsCurrentThread( next
))
2420 msg
->hwnd
= WINPOS_WindowFromPoint( next
, msg
->pt
, &hittest
);
2424 if (!msg
->hwnd
|| !WIN_IsCurrentThread( msg
->hwnd
))
2426 accept_hardware_message( hw_id
);
2430 msg
->pt
= point_phys_to_win_dpi( msg
->hwnd
, msg
->pt
);
2431 SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( msg
->hwnd
));
2433 /* FIXME: is this really the right place for this hook? */
2434 event
.message
= msg
->message
;
2435 event
.time
= msg
->time
;
2436 event
.hwnd
= msg
->hwnd
;
2437 event
.paramL
= msg
->pt
.x
;
2438 event
.paramH
= msg
->pt
.y
;
2439 HOOK_CallHooks( WH_JOURNALRECORD
, HC_ACTION
, 0, (LPARAM
)&event
, TRUE
);
2441 if (!check_hwnd_filter( msg
, hwnd_filter
)) return FALSE
;
2444 message
= msg
->message
;
2445 wparam
= msg
->wParam
;
2446 /* Note: windows has no concept of a non-client wheel message */
2447 if (message
!= WM_MOUSEWHEEL
)
2449 if (hittest
!= HTCLIENT
)
2451 message
+= WM_NCMOUSEMOVE
- WM_MOUSEMOVE
;
2456 /* coordinates don't get translated while tracking a menu */
2457 /* FIXME: should differentiate popups and top-level menus */
2458 if (!(info
.flags
& GUI_INMENUMODE
))
2459 ScreenToClient( msg
->hwnd
, &pt
);
2462 msg
->lParam
= MAKELONG( pt
.x
, pt
.y
);
2464 /* translate double clicks */
2466 if ((msg
->message
== WM_LBUTTONDOWN
) ||
2467 (msg
->message
== WM_RBUTTONDOWN
) ||
2468 (msg
->message
== WM_MBUTTONDOWN
) ||
2469 (msg
->message
== WM_XBUTTONDOWN
))
2471 BOOL update
= remove
;
2473 /* translate double clicks -
2474 * note that ...MOUSEMOVEs can slip in between
2475 * ...BUTTONDOWN and ...BUTTONDBLCLK messages */
2477 if ((info
.flags
& (GUI_INMENUMODE
|GUI_INMOVESIZE
)) ||
2478 hittest
!= HTCLIENT
||
2479 (GetClassLongA( msg
->hwnd
, GCL_STYLE
) & CS_DBLCLKS
))
2481 if ((msg
->message
== clk_msg
.message
) &&
2482 (msg
->hwnd
== clk_msg
.hwnd
) &&
2483 (msg
->wParam
== clk_msg
.wParam
) &&
2484 (msg
->time
- clk_msg
.time
< GetDoubleClickTime()) &&
2485 (abs(msg
->pt
.x
- clk_msg
.pt
.x
) < GetSystemMetrics(SM_CXDOUBLECLK
)/2) &&
2486 (abs(msg
->pt
.y
- clk_msg
.pt
.y
) < GetSystemMetrics(SM_CYDOUBLECLK
)/2))
2488 message
+= (WM_LBUTTONDBLCLK
- WM_LBUTTONDOWN
);
2491 clk_msg
.message
= 0; /* clear the double click conditions */
2496 if (message
< first
|| message
> last
) return FALSE
;
2497 /* update static double click conditions */
2498 if (update
) clk_msg
= *msg
;
2502 if (message
< first
|| message
> last
) return FALSE
;
2504 msg
->wParam
= wparam
;
2506 /* message is accepted now (but may still get dropped) */
2508 hook
.s
.pt
= msg
->pt
;
2509 hook
.s
.hwnd
= msg
->hwnd
;
2510 hook
.s
.wHitTestCode
= hittest
;
2511 hook
.s
.dwExtraInfo
= extra_info
;
2512 hook
.mouseData
= msg
->wParam
;
2513 if (HOOK_CallHooks( WH_MOUSE
, remove
? HC_ACTION
: HC_NOREMOVE
,
2514 message
, (LPARAM
)&hook
, TRUE
))
2516 hook
.s
.pt
= msg
->pt
;
2517 hook
.s
.hwnd
= msg
->hwnd
;
2518 hook
.s
.wHitTestCode
= hittest
;
2519 hook
.s
.dwExtraInfo
= extra_info
;
2520 hook
.mouseData
= msg
->wParam
;
2521 HOOK_CallHooks( WH_CBT
, HCBT_CLICKSKIPPED
, message
, (LPARAM
)&hook
, TRUE
);
2522 accept_hardware_message( hw_id
);
2526 if ((hittest
== HTERROR
) || (hittest
== HTNOWHERE
))
2528 SendMessageW( msg
->hwnd
, WM_SETCURSOR
, (WPARAM
)msg
->hwnd
,
2529 MAKELONG( hittest
, msg
->message
));
2530 accept_hardware_message( hw_id
);
2534 if (remove
) accept_hardware_message( hw_id
);
2536 if (!remove
|| info
.hwndCapture
)
2538 msg
->message
= message
;
2544 if ((msg
->message
== WM_LBUTTONDOWN
) ||
2545 (msg
->message
== WM_RBUTTONDOWN
) ||
2546 (msg
->message
== WM_MBUTTONDOWN
) ||
2547 (msg
->message
== WM_XBUTTONDOWN
))
2549 /* Send the WM_PARENTNOTIFY,
2550 * note that even for double/nonclient clicks
2551 * notification message is still WM_L/M/RBUTTONDOWN.
2553 send_parent_notify( msg
->hwnd
, msg
->message
, 0, msg
->pt
);
2555 /* Activate the window if needed */
2557 if (msg
->hwnd
!= info
.hwndActive
)
2559 HWND hwndTop
= GetAncestor( msg
->hwnd
, GA_ROOT
);
2561 if ((GetWindowLongW( hwndTop
, GWL_STYLE
) & (WS_POPUP
|WS_CHILD
)) != WS_CHILD
)
2563 LONG ret
= SendMessageW( msg
->hwnd
, WM_MOUSEACTIVATE
, (WPARAM
)hwndTop
,
2564 MAKELONG( hittest
, msg
->message
) );
2567 case MA_NOACTIVATEANDEAT
:
2572 case MA_ACTIVATEANDEAT
:
2577 if (!FOCUS_MouseActivate( hwndTop
)) eatMsg
= TRUE
;
2580 WARN( "unknown WM_MOUSEACTIVATE code %d\n", ret
);
2587 /* send the WM_SETCURSOR message */
2589 /* Windows sends the normal mouse message as the message parameter
2590 in the WM_SETCURSOR message even if it's non-client mouse message */
2591 SendMessageW( msg
->hwnd
, WM_SETCURSOR
, (WPARAM
)msg
->hwnd
, MAKELONG( hittest
, msg
->message
));
2593 msg
->message
= message
;
2598 /***********************************************************************
2599 * process_hardware_message
2601 * Process a hardware message; return TRUE if message should be passed on to the app
2603 static BOOL
process_hardware_message( MSG
*msg
, UINT hw_id
, const struct hardware_msg_data
*msg_data
,
2604 HWND hwnd_filter
, UINT first
, UINT last
, BOOL remove
)
2606 DPI_AWARENESS_CONTEXT context
;
2609 get_user_thread_info()->msg_source
.deviceType
= msg_data
->source
.device
;
2610 get_user_thread_info()->msg_source
.originId
= msg_data
->source
.origin
;
2612 /* hardware messages are always in physical coords */
2613 context
= SetThreadDpiAwarenessContext( DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE
);
2615 if (msg
->message
== WM_INPUT
)
2616 ret
= process_rawinput_message( msg
, hw_id
, msg_data
);
2617 else if (is_keyboard_message( msg
->message
))
2618 ret
= process_keyboard_message( msg
, hw_id
, hwnd_filter
, first
, last
, remove
);
2619 else if (is_mouse_message( msg
->message
))
2620 ret
= process_mouse_message( msg
, hw_id
, msg_data
->info
, hwnd_filter
, first
, last
, remove
);
2622 ERR( "unknown message type %x\n", msg
->message
);
2623 SetThreadDpiAwarenessContext( context
);
2628 /***********************************************************************
2629 * call_sendmsg_callback
2631 * Call the callback function of SendMessageCallback.
2633 static inline void call_sendmsg_callback( SENDASYNCPROC callback
, HWND hwnd
, UINT msg
,
2634 ULONG_PTR data
, LRESULT result
)
2636 if (!callback
) return;
2638 TRACE_(relay
)( "\1Call message callback %p (hwnd=%p,msg=%s,data=%08lx,result=%08lx)\n",
2639 callback
, hwnd
, SPY_GetMsgName( msg
, hwnd
), data
, result
);
2640 callback( hwnd
, msg
, data
, result
);
2641 TRACE_(relay
)( "\1Ret message callback %p (hwnd=%p,msg=%s,data=%08lx,result=%08lx)\n",
2642 callback
, hwnd
, SPY_GetMsgName( msg
, hwnd
), data
, result
);
2646 /***********************************************************************
2649 * Peek for a message matching the given parameters. Return 0 if none are
2650 * available; -1 on error.
2651 * All pending sent messages are processed before returning.
2653 static int peek_message( MSG
*msg
, HWND hwnd
, UINT first
, UINT last
, UINT flags
, UINT changed_mask
)
2656 struct user_thread_info
*thread_info
= get_user_thread_info();
2657 INPUT_MESSAGE_SOURCE prev_source
= thread_info
->msg_source
;
2658 struct received_message_info info
, *old_info
;
2659 unsigned int hw_id
= 0; /* id of previous hardware message */
2661 size_t buffer_size
= 256;
2663 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, buffer_size
))) return -1;
2665 if (!first
&& !last
) last
= ~0;
2666 if (hwnd
== HWND_BROADCAST
) hwnd
= HWND_TOPMOST
;
2672 const message_data_t
*msg_data
= buffer
;
2674 thread_info
->msg_source
= prev_source
;
2676 SERVER_START_REQ( get_message
)
2679 req
->get_win
= wine_server_user_handle( hwnd
);
2680 req
->get_first
= first
;
2681 req
->get_last
= last
;
2683 req
->wake_mask
= changed_mask
& (QS_SENDMESSAGE
| QS_SMRESULT
);
2684 req
->changed_mask
= changed_mask
;
2685 wine_server_set_reply( req
, buffer
, buffer_size
);
2686 if (!(res
= wine_server_call( req
)))
2688 size
= wine_server_reply_size( reply
);
2689 info
.type
= reply
->type
;
2690 info
.msg
.hwnd
= wine_server_ptr_handle( reply
->win
);
2691 info
.msg
.message
= reply
->msg
;
2692 info
.msg
.wParam
= reply
->wparam
;
2693 info
.msg
.lParam
= reply
->lparam
;
2694 info
.msg
.time
= reply
->time
;
2695 info
.msg
.pt
.x
= reply
->x
;
2696 info
.msg
.pt
.y
= reply
->y
;
2698 thread_info
->active_hooks
= reply
->active_hooks
;
2700 else buffer_size
= reply
->total
;
2706 HeapFree( GetProcessHeap(), 0, buffer
);
2707 if (res
== STATUS_PENDING
)
2709 thread_info
->wake_mask
= changed_mask
& (QS_SENDMESSAGE
| QS_SMRESULT
);
2710 thread_info
->changed_mask
= changed_mask
;
2713 if (res
!= STATUS_BUFFER_OVERFLOW
)
2715 SetLastError( RtlNtStatusToDosError(res
) );
2718 if (!(buffer
= HeapAlloc( GetProcessHeap(), 0, buffer_size
))) return -1;
2722 TRACE( "got type %d msg %x (%s) hwnd %p wp %lx lp %lx\n",
2723 info
.type
, info
.msg
.message
,
2724 (info
.type
== MSG_WINEVENT
) ? "MSG_WINEVENT" : SPY_GetMsgName(info
.msg
.message
, info
.msg
.hwnd
),
2725 info
.msg
.hwnd
, info
.msg
.wParam
, info
.msg
.lParam
);
2731 info
.flags
= ISMEX_SEND
;
2734 info
.flags
= ISMEX_NOTIFY
;
2735 if (!unpack_message( info
.msg
.hwnd
, info
.msg
.message
, &info
.msg
.wParam
,
2736 &info
.msg
.lParam
, &buffer
, size
))
2740 info
.flags
= ISMEX_CALLBACK
;
2742 case MSG_CALLBACK_RESULT
:
2743 if (size
>= sizeof(msg_data
->callback
))
2744 call_sendmsg_callback( wine_server_get_ptr(msg_data
->callback
.callback
),
2745 info
.msg
.hwnd
, info
.msg
.message
,
2746 msg_data
->callback
.data
, msg_data
->callback
.result
);
2749 if (size
>= sizeof(msg_data
->winevent
))
2751 WINEVENTPROC hook_proc
;
2752 HMODULE free_module
= 0;
2754 hook_proc
= wine_server_get_ptr( msg_data
->winevent
.hook_proc
);
2755 size
-= sizeof(msg_data
->winevent
);
2758 WCHAR module
[MAX_PATH
];
2760 size
= min( size
, (MAX_PATH
- 1) * sizeof(WCHAR
) );
2761 memcpy( module
, &msg_data
->winevent
+ 1, size
);
2762 module
[size
/ sizeof(WCHAR
)] = 0;
2763 if (!(hook_proc
= get_hook_proc( hook_proc
, module
, &free_module
)))
2765 ERR( "invalid winevent hook module name %s\n", debugstr_w(module
) );
2770 TRACE_(relay
)( "\1Call winevent proc %p (hook=%04x,event=%x,hwnd=%p,object_id=%lx,child_id=%lx,tid=%04x,time=%x)\n",
2771 hook_proc
, msg_data
->winevent
.hook
, info
.msg
.message
, info
.msg
.hwnd
,
2772 info
.msg
.wParam
, info
.msg
.lParam
, msg_data
->winevent
.tid
, info
.msg
.time
);
2774 hook_proc( wine_server_ptr_handle( msg_data
->winevent
.hook
), info
.msg
.message
,
2775 info
.msg
.hwnd
, info
.msg
.wParam
, info
.msg
.lParam
,
2776 msg_data
->winevent
.tid
, info
.msg
.time
);
2778 TRACE_(relay
)( "\1Ret winevent proc %p (hook=%04x,event=%x,hwnd=%p,object_id=%lx,child_id=%lx,tid=%04x,time=%x)\n",
2779 hook_proc
, msg_data
->winevent
.hook
, info
.msg
.message
, info
.msg
.hwnd
,
2780 info
.msg
.wParam
, info
.msg
.lParam
, msg_data
->winevent
.tid
, info
.msg
.time
);
2782 if (free_module
) FreeLibrary(free_module
);
2786 info
.flags
= ISMEX_SEND
;
2788 if (info
.msg
.message
== WH_KEYBOARD_LL
&& size
>= sizeof(msg_data
->hardware
))
2790 KBDLLHOOKSTRUCT hook
;
2792 hook
.vkCode
= LOWORD( info
.msg
.lParam
);
2793 hook
.scanCode
= HIWORD( info
.msg
.lParam
);
2794 hook
.flags
= msg_data
->hardware
.flags
;
2795 hook
.time
= info
.msg
.time
;
2796 hook
.dwExtraInfo
= msg_data
->hardware
.info
;
2797 TRACE( "calling keyboard LL hook vk %x scan %x flags %x time %u info %lx\n",
2798 hook
.vkCode
, hook
.scanCode
, hook
.flags
, hook
.time
, hook
.dwExtraInfo
);
2799 result
= HOOK_CallHooks( WH_KEYBOARD_LL
, HC_ACTION
, info
.msg
.wParam
, (LPARAM
)&hook
, TRUE
);
2801 else if (info
.msg
.message
== WH_MOUSE_LL
&& size
>= sizeof(msg_data
->hardware
))
2803 MSLLHOOKSTRUCT hook
;
2805 hook
.pt
= info
.msg
.pt
;
2806 hook
.mouseData
= info
.msg
.lParam
;
2807 hook
.flags
= msg_data
->hardware
.flags
;
2808 hook
.time
= info
.msg
.time
;
2809 hook
.dwExtraInfo
= msg_data
->hardware
.info
;
2810 TRACE( "calling mouse LL hook pos %d,%d data %x flags %x time %u info %lx\n",
2811 hook
.pt
.x
, hook
.pt
.y
, hook
.mouseData
, hook
.flags
, hook
.time
, hook
.dwExtraInfo
);
2812 result
= HOOK_CallHooks( WH_MOUSE_LL
, HC_ACTION
, info
.msg
.wParam
, (LPARAM
)&hook
, TRUE
);
2814 reply_message( &info
, result
, TRUE
);
2816 case MSG_OTHER_PROCESS
:
2817 info
.flags
= ISMEX_SEND
;
2818 if (!unpack_message( info
.msg
.hwnd
, info
.msg
.message
, &info
.msg
.wParam
,
2819 &info
.msg
.lParam
, &buffer
, size
))
2822 reply_message( &info
, 0, TRUE
);
2827 if (size
>= sizeof(msg_data
->hardware
))
2829 hw_id
= msg_data
->hardware
.hw_id
;
2830 if (!process_hardware_message( &info
.msg
, hw_id
, &msg_data
->hardware
,
2831 hwnd
, first
, last
, flags
& PM_REMOVE
))
2833 TRACE("dropping msg %x\n", info
.msg
.message
);
2834 continue; /* ignore it */
2837 thread_info
->GetMessagePosVal
= MAKELONG( info
.msg
.pt
.x
, info
.msg
.pt
.y
);
2838 thread_info
->GetMessageTimeVal
= info
.msg
.time
;
2839 thread_info
->GetMessageExtraInfoVal
= msg_data
->hardware
.info
;
2840 HeapFree( GetProcessHeap(), 0, buffer
);
2841 HOOK_CallHooks( WH_GETMESSAGE
, HC_ACTION
, flags
& PM_REMOVE
, (LPARAM
)msg
, TRUE
);
2846 if (info
.msg
.message
& 0x80000000) /* internal message */
2848 if (flags
& PM_REMOVE
)
2850 handle_internal_message( info
.msg
.hwnd
, info
.msg
.message
,
2851 info
.msg
.wParam
, info
.msg
.lParam
);
2852 /* if this is a nested call return right away */
2853 if (first
== info
.msg
.message
&& last
== info
.msg
.message
)
2855 HeapFree( GetProcessHeap(), 0, buffer
);
2860 peek_message( msg
, info
.msg
.hwnd
, info
.msg
.message
,
2861 info
.msg
.message
, flags
| PM_REMOVE
, changed_mask
);
2864 if (info
.msg
.message
>= WM_DDE_FIRST
&& info
.msg
.message
<= WM_DDE_LAST
)
2866 if (!unpack_dde_message( info
.msg
.hwnd
, info
.msg
.message
, &info
.msg
.wParam
,
2867 &info
.msg
.lParam
, &buffer
, size
))
2868 continue; /* ignore it */
2871 msg
->pt
= point_phys_to_win_dpi( info
.msg
.hwnd
, info
.msg
.pt
);
2872 thread_info
->GetMessagePosVal
= MAKELONG( msg
->pt
.x
, msg
->pt
.y
);
2873 thread_info
->GetMessageTimeVal
= info
.msg
.time
;
2874 thread_info
->GetMessageExtraInfoVal
= 0;
2875 thread_info
->msg_source
= msg_source_unavailable
;
2876 HeapFree( GetProcessHeap(), 0, buffer
);
2877 HOOK_CallHooks( WH_GETMESSAGE
, HC_ACTION
, flags
& PM_REMOVE
, (LPARAM
)msg
, TRUE
);
2881 /* if we get here, we have a sent message; call the window procedure */
2882 old_info
= thread_info
->receive_info
;
2883 thread_info
->receive_info
= &info
;
2884 thread_info
->msg_source
= msg_source_unavailable
;
2885 result
= call_window_proc( info
.msg
.hwnd
, info
.msg
.message
, info
.msg
.wParam
,
2886 info
.msg
.lParam
, (info
.type
!= MSG_ASCII
), FALSE
,
2887 WMCHAR_MAP_RECVMESSAGE
);
2888 reply_message( &info
, result
, TRUE
);
2889 thread_info
->receive_info
= old_info
;
2891 /* if some PM_QS* flags were specified, only handle sent messages from now on */
2892 if (HIWORD(flags
) && !changed_mask
) flags
= PM_QS_SENDMESSAGE
| LOWORD(flags
);
2897 /***********************************************************************
2898 * process_sent_messages
2900 * Process all pending sent messages.
2902 static inline void process_sent_messages(void)
2905 peek_message( &msg
, 0, 0, 0, PM_REMOVE
| PM_QS_SENDMESSAGE
, 0 );
2909 /***********************************************************************
2910 * get_server_queue_handle
2912 * Get a handle to the server message queue for the current thread.
2914 static HANDLE
get_server_queue_handle(void)
2916 struct user_thread_info
*thread_info
= get_user_thread_info();
2919 if (!(ret
= thread_info
->server_queue
))
2921 SERVER_START_REQ( get_msg_queue
)
2923 wine_server_call( req
);
2924 ret
= wine_server_ptr_handle( reply
->handle
);
2927 thread_info
->server_queue
= ret
;
2928 if (!ret
) ERR( "Cannot get server thread queue\n" );
2934 /***********************************************************************
2935 * wait_message_reply
2937 * Wait until a sent message gets replied to.
2939 static void wait_message_reply( UINT flags
)
2941 struct user_thread_info
*thread_info
= get_user_thread_info();
2942 HANDLE server_queue
= get_server_queue_handle();
2943 unsigned int wake_mask
= QS_SMRESULT
| ((flags
& SMTO_BLOCK
) ? 0 : QS_SENDMESSAGE
);
2947 unsigned int wake_bits
= 0;
2949 SERVER_START_REQ( set_queue_mask
)
2951 req
->wake_mask
= wake_mask
;
2952 req
->changed_mask
= wake_mask
;
2954 if (!wine_server_call( req
)) wake_bits
= reply
->wake_bits
& wake_mask
;
2958 thread_info
->wake_mask
= thread_info
->changed_mask
= 0;
2960 if (wake_bits
& QS_SMRESULT
) return; /* got a result */
2961 if (wake_bits
& QS_SENDMESSAGE
)
2963 /* Process the sent message immediately */
2964 process_sent_messages();
2968 wow_handlers
.wait_message( 1, &server_queue
, INFINITE
, wake_mask
, 0 );
2973 /***********************************************************************
2976 * Wait for multiple objects including the server queue, with specific queue masks.
2978 static DWORD
wait_objects( DWORD count
, const HANDLE
*handles
, DWORD timeout
,
2979 DWORD wake_mask
, DWORD changed_mask
, DWORD flags
)
2981 struct user_thread_info
*thread_info
= get_user_thread_info();
2984 assert( count
); /* we must have at least the server queue */
2986 flush_window_surfaces( TRUE
);
2988 if (thread_info
->wake_mask
!= wake_mask
|| thread_info
->changed_mask
!= changed_mask
)
2990 SERVER_START_REQ( set_queue_mask
)
2992 req
->wake_mask
= wake_mask
;
2993 req
->changed_mask
= changed_mask
;
2995 wine_server_call( req
);
2998 thread_info
->wake_mask
= wake_mask
;
2999 thread_info
->changed_mask
= changed_mask
;
3002 ret
= wow_handlers
.wait_message( count
, handles
, timeout
, changed_mask
, flags
);
3004 if (ret
!= WAIT_TIMEOUT
) thread_info
->wake_mask
= thread_info
->changed_mask
= 0;
3009 /***********************************************************************
3010 * put_message_in_queue
3012 * Put a sent message into the destination queue.
3013 * For inter-process message, reply_size is set to expected size of reply data.
3015 static BOOL
put_message_in_queue( const struct send_message_info
*info
, size_t *reply_size
)
3017 struct packed_message data
;
3018 message_data_t msg_data
;
3021 timeout_t timeout
= TIMEOUT_INFINITE
;
3023 /* Check for INFINITE timeout for compatibility with Win9x,
3024 * although Windows >= NT does not do so
3026 if (info
->type
!= MSG_NOTIFY
&&
3027 info
->type
!= MSG_CALLBACK
&&
3028 info
->type
!= MSG_POSTED
&&
3030 info
->timeout
!= INFINITE
)
3032 /* timeout is signed despite the prototype */
3033 timeout
= (timeout_t
)max( 0, (int)info
->timeout
) * -10000;
3036 memset( &data
, 0, sizeof(data
) );
3037 if (info
->type
== MSG_OTHER_PROCESS
|| info
->type
== MSG_NOTIFY
)
3039 *reply_size
= pack_message( info
->hwnd
, info
->msg
, info
->wparam
, info
->lparam
, &data
);
3040 if (data
.count
== -1)
3042 WARN( "cannot pack message %x\n", info
->msg
);
3046 else if (info
->type
== MSG_CALLBACK
)
3048 msg_data
.callback
.callback
= wine_server_client_ptr( info
->callback
);
3049 msg_data
.callback
.data
= info
->data
;
3050 msg_data
.callback
.result
= 0;
3051 data
.data
[0] = &msg_data
;
3052 data
.size
[0] = sizeof(msg_data
.callback
);
3055 else if (info
->type
== MSG_POSTED
&& info
->msg
>= WM_DDE_FIRST
&& info
->msg
<= WM_DDE_LAST
)
3057 return post_dde_message( &data
, info
);
3060 SERVER_START_REQ( send_message
)
3062 req
->id
= info
->dest_tid
;
3063 req
->type
= info
->type
;
3065 req
->win
= wine_server_user_handle( info
->hwnd
);
3066 req
->msg
= info
->msg
;
3067 req
->wparam
= info
->wparam
;
3068 req
->lparam
= info
->lparam
;
3069 req
->timeout
= timeout
;
3071 if (info
->flags
& SMTO_ABORTIFHUNG
) req
->flags
|= SEND_MSG_ABORT_IF_HUNG
;
3072 for (i
= 0; i
< data
.count
; i
++) wine_server_add_data( req
, data
.data
[i
], data
.size
[i
] );
3073 if ((res
= wine_server_call( req
)))
3075 if (res
== STATUS_INVALID_PARAMETER
)
3076 /* FIXME: find a STATUS_ value for this one */
3077 SetLastError( ERROR_INVALID_THREAD_ID
);
3079 SetLastError( RtlNtStatusToDosError(res
) );
3087 /***********************************************************************
3090 * Retrieve a message reply from the server.
3092 static LRESULT
retrieve_reply( const struct send_message_info
*info
,
3093 size_t reply_size
, LRESULT
*result
)
3096 void *reply_data
= NULL
;
3100 if (!(reply_data
= HeapAlloc( GetProcessHeap(), 0, reply_size
)))
3102 WARN( "no memory for reply, will be truncated\n" );
3106 SERVER_START_REQ( get_message_reply
)
3109 if (reply_size
) wine_server_set_reply( req
, reply_data
, reply_size
);
3110 if (!(status
= wine_server_call( req
))) *result
= reply
->result
;
3111 reply_size
= wine_server_reply_size( reply
);
3114 if (!status
&& reply_size
)
3115 unpack_reply( info
->hwnd
, info
->msg
, info
->wparam
, info
->lparam
, reply_data
, reply_size
);
3117 HeapFree( GetProcessHeap(), 0, reply_data
);
3119 TRACE( "hwnd %p msg %x (%s) wp %lx lp %lx got reply %lx (err=%d)\n",
3120 info
->hwnd
, info
->msg
, SPY_GetMsgName(info
->msg
, info
->hwnd
), info
->wparam
,
3121 info
->lparam
, *result
, status
);
3123 /* MSDN states that last error is 0 on timeout, but at least NT4 returns ERROR_TIMEOUT */
3124 if (status
) SetLastError( RtlNtStatusToDosError(status
) );
3129 /***********************************************************************
3130 * send_inter_thread_message
3132 static LRESULT
send_inter_thread_message( const struct send_message_info
*info
, LRESULT
*res_ptr
)
3134 size_t reply_size
= 0;
3136 TRACE( "hwnd %p msg %x (%s) wp %lx lp %lx\n",
3137 info
->hwnd
, info
->msg
, SPY_GetMsgName(info
->msg
, info
->hwnd
), info
->wparam
, info
->lparam
);
3139 USER_CheckNotLock();
3141 if (!put_message_in_queue( info
, &reply_size
)) return 0;
3143 /* there's no reply to wait for on notify/callback messages */
3144 if (info
->type
== MSG_NOTIFY
|| info
->type
== MSG_CALLBACK
) return 1;
3146 wait_message_reply( info
->flags
);
3147 return retrieve_reply( info
, reply_size
, res_ptr
);
3151 /***********************************************************************
3152 * send_inter_thread_callback
3154 static LRESULT
send_inter_thread_callback( HWND hwnd
, UINT msg
, WPARAM wp
, LPARAM lp
,
3155 LRESULT
*result
, void *arg
)
3157 struct send_message_info
*info
= arg
;
3162 return send_inter_thread_message( info
, result
);
3165 static BOOL
is_message_broadcastable(UINT msg
)
3167 return msg
< WM_USER
|| msg
>= 0xc000;
3170 /***********************************************************************
3173 * Backend implementation of the various SendMessage functions.
3175 static BOOL
send_message( struct send_message_info
*info
, DWORD_PTR
*res_ptr
, BOOL unicode
)
3177 struct user_thread_info
*thread_info
= get_user_thread_info();
3178 INPUT_MESSAGE_SOURCE prev_source
= thread_info
->msg_source
;
3183 if (is_broadcast(info
->hwnd
))
3185 if (is_message_broadcastable( info
->msg
))
3186 EnumWindows( broadcast_message_callback
, (LPARAM
)info
);
3187 if (res_ptr
) *res_ptr
= 1;
3191 if (!(info
->dest_tid
= GetWindowThreadProcessId( info
->hwnd
, &dest_pid
))) return FALSE
;
3193 if (USER_IsExitingThread( info
->dest_tid
)) return FALSE
;
3195 thread_info
->msg_source
= msg_source_unavailable
;
3196 SPY_EnterMessage( SPY_SENDMESSAGE
, info
->hwnd
, info
->msg
, info
->wparam
, info
->lparam
);
3198 if (info
->dest_tid
== GetCurrentThreadId())
3200 result
= call_window_proc( info
->hwnd
, info
->msg
, info
->wparam
, info
->lparam
,
3201 unicode
, TRUE
, info
->wm_char
);
3202 if (info
->type
== MSG_CALLBACK
)
3203 call_sendmsg_callback( info
->callback
, info
->hwnd
, info
->msg
, info
->data
, result
);
3208 if (dest_pid
!= GetCurrentProcessId() && (info
->type
== MSG_ASCII
|| info
->type
== MSG_UNICODE
))
3209 info
->type
= MSG_OTHER_PROCESS
;
3211 /* MSG_ASCII can be sent unconverted except for WM_CHAR; everything else needs to be Unicode */
3212 if (!unicode
&& is_unicode_message( info
->msg
) &&
3213 (info
->type
!= MSG_ASCII
|| info
->msg
== WM_CHAR
))
3214 ret
= WINPROC_CallProcAtoW( send_inter_thread_callback
, info
->hwnd
, info
->msg
,
3215 info
->wparam
, info
->lparam
, &result
, info
, info
->wm_char
);
3217 ret
= send_inter_thread_message( info
, &result
);
3220 SPY_ExitMessage( SPY_RESULT_OK
, info
->hwnd
, info
->msg
, result
, info
->wparam
, info
->lparam
);
3221 thread_info
->msg_source
= prev_source
;
3222 if (ret
&& res_ptr
) *res_ptr
= result
;
3227 /***********************************************************************
3228 * send_hardware_message
3230 NTSTATUS
send_hardware_message( HWND hwnd
, const INPUT
*input
, const RAWINPUT
*rawinput
, UINT flags
)
3232 struct user_key_state_info
*key_state_info
= get_user_thread_info()->key_state
;
3233 struct send_message_info info
;
3234 int prev_x
, prev_y
, new_x
, new_y
;
3235 INT counter
= global_key_state_counter
;
3239 info
.type
= MSG_HARDWARE
;
3245 SERVER_START_REQ( send_hardware_message
)
3247 req
->win
= wine_server_user_handle( hwnd
);
3249 req
->input
.type
= input
->type
;
3250 switch (input
->type
)
3253 req
->input
.mouse
.x
= input
->u
.mi
.dx
;
3254 req
->input
.mouse
.y
= input
->u
.mi
.dy
;
3255 req
->input
.mouse
.data
= input
->u
.mi
.mouseData
;
3256 req
->input
.mouse
.flags
= input
->u
.mi
.dwFlags
;
3257 req
->input
.mouse
.time
= input
->u
.mi
.time
;
3258 req
->input
.mouse
.info
= input
->u
.mi
.dwExtraInfo
;
3260 case INPUT_KEYBOARD
:
3261 req
->input
.kbd
.vkey
= input
->u
.ki
.wVk
;
3262 req
->input
.kbd
.scan
= input
->u
.ki
.wScan
;
3263 req
->input
.kbd
.flags
= input
->u
.ki
.dwFlags
;
3264 req
->input
.kbd
.time
= input
->u
.ki
.time
;
3265 req
->input
.kbd
.info
= input
->u
.ki
.dwExtraInfo
;
3267 case INPUT_HARDWARE
:
3268 req
->input
.hw
.msg
= input
->u
.hi
.uMsg
;
3269 req
->input
.hw
.lparam
= MAKELONG( input
->u
.hi
.wParamL
, input
->u
.hi
.wParamH
);
3272 if (key_state_info
) wine_server_set_reply( req
, key_state_info
->state
,
3273 sizeof(key_state_info
->state
) );
3274 ret
= wine_server_call( req
);
3276 prev_x
= reply
->prev_x
;
3277 prev_y
= reply
->prev_y
;
3278 new_x
= reply
->new_x
;
3279 new_y
= reply
->new_y
;
3287 key_state_info
->time
= GetTickCount();
3288 key_state_info
->counter
= counter
;
3290 if ((flags
& SEND_HWMSG_INJECTED
) && (prev_x
!= new_x
|| prev_y
!= new_y
))
3291 USER_Driver
->pSetCursorPos( new_x
, new_y
);
3297 wait_message_reply( 0 );
3298 retrieve_reply( &info
, 0, &ignored
);
3304 /***********************************************************************
3305 * MSG_SendInternalMessageTimeout
3307 * Same as SendMessageTimeoutW but sends the message to a specific thread
3308 * without requiring a window handle. Only works for internal Wine messages.
3310 LRESULT
MSG_SendInternalMessageTimeout( DWORD dest_pid
, DWORD dest_tid
,
3311 UINT msg
, WPARAM wparam
, LPARAM lparam
,
3312 UINT flags
, UINT timeout
, PDWORD_PTR res_ptr
)
3314 struct send_message_info info
;
3315 LRESULT ret
, result
;
3317 assert( msg
& 0x80000000 ); /* must be an internal Wine message */
3319 info
.type
= MSG_UNICODE
;
3320 info
.dest_tid
= dest_tid
;
3323 info
.wparam
= wparam
;
3324 info
.lparam
= lparam
;
3326 info
.timeout
= timeout
;
3328 if (USER_IsExitingThread( dest_tid
)) return 0;
3330 if (dest_tid
== GetCurrentThreadId())
3332 result
= handle_internal_message( 0, msg
, wparam
, lparam
);
3337 if (dest_pid
!= GetCurrentProcessId()) info
.type
= MSG_OTHER_PROCESS
;
3338 ret
= send_inter_thread_message( &info
, &result
);
3340 if (ret
&& res_ptr
) *res_ptr
= result
;
3345 /***********************************************************************
3346 * SendMessageTimeoutW (USER32.@)
3348 LRESULT WINAPI
SendMessageTimeoutW( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
,
3349 UINT flags
, UINT timeout
, PDWORD_PTR res_ptr
)
3351 struct send_message_info info
;
3353 info
.type
= MSG_UNICODE
;
3356 info
.wparam
= wparam
;
3357 info
.lparam
= lparam
;
3359 info
.timeout
= timeout
;
3361 return send_message( &info
, res_ptr
, TRUE
);
3364 /***********************************************************************
3365 * SendMessageTimeoutA (USER32.@)
3367 LRESULT WINAPI
SendMessageTimeoutA( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
,
3368 UINT flags
, UINT timeout
, PDWORD_PTR res_ptr
)
3370 struct send_message_info info
;
3372 info
.type
= MSG_ASCII
;
3375 info
.wparam
= wparam
;
3376 info
.lparam
= lparam
;
3378 info
.timeout
= timeout
;
3379 info
.wm_char
= WMCHAR_MAP_SENDMESSAGETIMEOUT
;
3381 return send_message( &info
, res_ptr
, FALSE
);
3385 /***********************************************************************
3386 * SendMessageW (USER32.@)
3388 LRESULT WINAPI
SendMessageW( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3391 struct send_message_info info
;
3393 info
.type
= MSG_UNICODE
;
3396 info
.wparam
= wparam
;
3397 info
.lparam
= lparam
;
3398 info
.flags
= SMTO_NORMAL
;
3401 send_message( &info
, &res
, TRUE
);
3406 /***********************************************************************
3407 * SendMessageA (USER32.@)
3409 LRESULT WINAPI
SendMessageA( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3412 struct send_message_info info
;
3414 info
.type
= MSG_ASCII
;
3417 info
.wparam
= wparam
;
3418 info
.lparam
= lparam
;
3419 info
.flags
= SMTO_NORMAL
;
3421 info
.wm_char
= WMCHAR_MAP_SENDMESSAGE
;
3423 send_message( &info
, &res
, FALSE
);
3428 /***********************************************************************
3429 * SendNotifyMessageA (USER32.@)
3431 BOOL WINAPI
SendNotifyMessageA( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3433 struct send_message_info info
;
3435 if (is_pointer_message( msg
, wparam
))
3437 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3441 info
.type
= MSG_NOTIFY
;
3444 info
.wparam
= wparam
;
3445 info
.lparam
= lparam
;
3447 info
.wm_char
= WMCHAR_MAP_SENDMESSAGETIMEOUT
;
3449 return send_message( &info
, NULL
, FALSE
);
3453 /***********************************************************************
3454 * SendNotifyMessageW (USER32.@)
3456 BOOL WINAPI
SendNotifyMessageW( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3458 struct send_message_info info
;
3460 if (is_pointer_message( msg
, wparam
))
3462 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3466 info
.type
= MSG_NOTIFY
;
3469 info
.wparam
= wparam
;
3470 info
.lparam
= lparam
;
3473 return send_message( &info
, NULL
, TRUE
);
3477 /***********************************************************************
3478 * SendMessageCallbackA (USER32.@)
3480 BOOL WINAPI
SendMessageCallbackA( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
,
3481 SENDASYNCPROC callback
, ULONG_PTR data
)
3483 struct send_message_info info
;
3485 if (is_pointer_message( msg
, wparam
))
3487 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3491 info
.type
= MSG_CALLBACK
;
3494 info
.wparam
= wparam
;
3495 info
.lparam
= lparam
;
3496 info
.callback
= callback
;
3499 info
.wm_char
= WMCHAR_MAP_SENDMESSAGETIMEOUT
;
3501 return send_message( &info
, NULL
, FALSE
);
3505 /***********************************************************************
3506 * SendMessageCallbackW (USER32.@)
3508 BOOL WINAPI
SendMessageCallbackW( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
,
3509 SENDASYNCPROC callback
, ULONG_PTR data
)
3511 struct send_message_info info
;
3513 if (is_pointer_message( msg
, wparam
))
3515 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3519 info
.type
= MSG_CALLBACK
;
3522 info
.wparam
= wparam
;
3523 info
.lparam
= lparam
;
3524 info
.callback
= callback
;
3528 return send_message( &info
, NULL
, TRUE
);
3532 /***********************************************************************
3533 * ReplyMessage (USER32.@)
3535 BOOL WINAPI
ReplyMessage( LRESULT result
)
3537 struct received_message_info
*info
= get_user_thread_info()->receive_info
;
3539 if (!info
) return FALSE
;
3540 reply_message( info
, result
, FALSE
);
3545 /***********************************************************************
3546 * InSendMessage (USER32.@)
3548 BOOL WINAPI
InSendMessage(void)
3550 return (InSendMessageEx( NULL
) & (ISMEX_SEND
| ISMEX_NOTIFY
| ISMEX_CALLBACK
)) != 0;
3554 /***********************************************************************
3555 * InSendMessageEx (USER32.@)
3557 DWORD WINAPI
InSendMessageEx( LPVOID reserved
)
3559 struct received_message_info
*info
= get_user_thread_info()->receive_info
;
3561 if (info
) return info
->flags
;
3562 return ISMEX_NOSEND
;
3566 /***********************************************************************
3567 * PostMessageA (USER32.@)
3569 BOOL WINAPI
PostMessageA( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3571 if (!map_wparam_AtoW( msg
, &wparam
, WMCHAR_MAP_POSTMESSAGE
)) return TRUE
;
3572 return PostMessageW( hwnd
, msg
, wparam
, lparam
);
3576 /***********************************************************************
3577 * PostMessageW (USER32.@)
3579 BOOL WINAPI
PostMessageW( HWND hwnd
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3581 struct send_message_info info
;
3583 if (is_pointer_message( msg
, wparam
))
3585 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3589 TRACE( "hwnd %p msg %x (%s) wp %lx lp %lx\n",
3590 hwnd
, msg
, SPY_GetMsgName(msg
, hwnd
), wparam
, lparam
);
3592 info
.type
= MSG_POSTED
;
3595 info
.wparam
= wparam
;
3596 info
.lparam
= lparam
;
3599 if (is_broadcast(hwnd
))
3601 if (is_message_broadcastable( info
.msg
))
3602 EnumWindows( broadcast_message_callback
, (LPARAM
)&info
);
3606 if (!hwnd
) return PostThreadMessageW( GetCurrentThreadId(), msg
, wparam
, lparam
);
3608 if (!(info
.dest_tid
= GetWindowThreadProcessId( hwnd
, NULL
))) return FALSE
;
3610 if (USER_IsExitingThread( info
.dest_tid
)) return TRUE
;
3612 return put_message_in_queue( &info
, NULL
);
3616 /**********************************************************************
3617 * PostThreadMessageA (USER32.@)
3619 BOOL WINAPI
PostThreadMessageA( DWORD thread
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3621 if (!map_wparam_AtoW( msg
, &wparam
, WMCHAR_MAP_POSTMESSAGE
)) return TRUE
;
3622 return PostThreadMessageW( thread
, msg
, wparam
, lparam
);
3626 /**********************************************************************
3627 * PostThreadMessageW (USER32.@)
3629 BOOL WINAPI
PostThreadMessageW( DWORD thread
, UINT msg
, WPARAM wparam
, LPARAM lparam
)
3631 struct send_message_info info
;
3633 if (is_pointer_message( msg
, wparam
))
3635 SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3638 if (USER_IsExitingThread( thread
)) return TRUE
;
3640 info
.type
= MSG_POSTED
;
3641 info
.dest_tid
= thread
;
3644 info
.wparam
= wparam
;
3645 info
.lparam
= lparam
;
3647 return put_message_in_queue( &info
, NULL
);
3651 /***********************************************************************
3652 * PostQuitMessage (USER32.@)
3654 * Posts a quit message to the current thread's message queue.
3657 * exit_code [I] Exit code to return from message loop.
3663 * This function is not the same as calling:
3664 *|PostThreadMessage(GetCurrentThreadId(), WM_QUIT, exit_code, 0);
3665 * It instead sets a flag in the message queue that signals it to generate
3666 * a WM_QUIT message when there are no other pending sent or posted messages
3669 void WINAPI
PostQuitMessage( INT exit_code
)
3671 SERVER_START_REQ( post_quit_message
)
3673 req
->exit_code
= exit_code
;
3674 wine_server_call( req
);
3679 /* check for driver events if we detect that the app is not properly consuming messages */
3680 static inline void check_for_driver_events( UINT msg
)
3682 if (get_user_thread_info()->message_count
> 200)
3684 flush_window_surfaces( FALSE
);
3685 USER_Driver
->pMsgWaitForMultipleObjectsEx( 0, NULL
, 0, QS_ALLINPUT
, 0 );
3687 else if (msg
== WM_TIMER
|| msg
== WM_SYSTIMER
)
3689 /* driver events should have priority over timers, so make sure we'll check for them soon */
3690 get_user_thread_info()->message_count
+= 100;
3692 else get_user_thread_info()->message_count
++;
3695 /***********************************************************************
3696 * PeekMessageW (USER32.@)
3698 BOOL WINAPI DECLSPEC_HOTPATCH
PeekMessageW( MSG
*msg_out
, HWND hwnd
, UINT first
, UINT last
, UINT flags
)
3703 USER_CheckNotLock();
3704 check_for_driver_events( 0 );
3706 ret
= peek_message( &msg
, hwnd
, first
, last
, flags
, 0 );
3707 if (ret
< 0) return FALSE
;
3711 flush_window_surfaces( TRUE
);
3712 ret
= wow_handlers
.wait_message( 0, NULL
, 0, QS_ALLINPUT
, 0 );
3713 /* if we received driver events, check again for a pending message */
3714 if (ret
== WAIT_TIMEOUT
|| peek_message( &msg
, hwnd
, first
, last
, flags
, 0 ) <= 0) return FALSE
;
3717 check_for_driver_events( msg
.message
);
3719 /* copy back our internal safe copy of message data to msg_out.
3720 * msg_out is a variable from the *program*, so it can't be used
3721 * internally as it can get "corrupted" by our use of SendMessage()
3722 * (back to the program) inside the message handling itself. */
3725 SetLastError( ERROR_NOACCESS
);
3733 /***********************************************************************
3734 * PeekMessageA (USER32.@)
3736 BOOL WINAPI DECLSPEC_HOTPATCH
PeekMessageA( MSG
*msg
, HWND hwnd
, UINT first
, UINT last
, UINT flags
)
3738 if (get_pending_wmchar( msg
, first
, last
, (flags
& PM_REMOVE
) )) return TRUE
;
3739 if (!PeekMessageW( msg
, hwnd
, first
, last
, flags
)) return FALSE
;
3740 map_wparam_WtoA( msg
, (flags
& PM_REMOVE
) );
3745 /***********************************************************************
3746 * GetMessageW (USER32.@)
3748 BOOL WINAPI DECLSPEC_HOTPATCH
GetMessageW( MSG
*msg
, HWND hwnd
, UINT first
, UINT last
)
3750 HANDLE server_queue
= get_server_queue_handle();
3751 unsigned int mask
= QS_POSTMESSAGE
| QS_SENDMESSAGE
; /* Always selected */
3754 USER_CheckNotLock();
3755 check_for_driver_events( 0 );
3759 if ((first
<= WM_KEYLAST
) && (last
>= WM_KEYFIRST
)) mask
|= QS_KEY
;
3760 if ( ((first
<= WM_MOUSELAST
) && (last
>= WM_MOUSEFIRST
)) ||
3761 ((first
<= WM_NCMOUSELAST
) && (last
>= WM_NCMOUSEFIRST
)) ) mask
|= QS_MOUSE
;
3762 if ((first
<= WM_TIMER
) && (last
>= WM_TIMER
)) mask
|= QS_TIMER
;
3763 if ((first
<= WM_SYSTIMER
) && (last
>= WM_SYSTIMER
)) mask
|= QS_TIMER
;
3764 if ((first
<= WM_PAINT
) && (last
>= WM_PAINT
)) mask
|= QS_PAINT
;
3766 else mask
= QS_ALLINPUT
;
3768 while (!(ret
= peek_message( msg
, hwnd
, first
, last
, PM_REMOVE
| (mask
<< 16), mask
)))
3770 wait_objects( 1, &server_queue
, INFINITE
, mask
& (QS_SENDMESSAGE
| QS_SMRESULT
), mask
, 0 );
3772 if (ret
< 0) return -1;
3774 check_for_driver_events( msg
->message
);
3776 return (msg
->message
!= WM_QUIT
);
3780 /***********************************************************************
3781 * GetMessageA (USER32.@)
3783 BOOL WINAPI DECLSPEC_HOTPATCH
GetMessageA( MSG
*msg
, HWND hwnd
, UINT first
, UINT last
)
3785 if (get_pending_wmchar( msg
, first
, last
, TRUE
)) return TRUE
;
3786 if (GetMessageW( msg
, hwnd
, first
, last
) < 0) return -1;
3787 map_wparam_WtoA( msg
, TRUE
);
3788 return (msg
->message
!= WM_QUIT
);
3792 /***********************************************************************
3793 * IsDialogMessageA (USER32.@)
3794 * IsDialogMessage (USER32.@)
3796 BOOL WINAPI
IsDialogMessageA( HWND hwndDlg
, LPMSG pmsg
)
3799 map_wparam_AtoW( msg
.message
, &msg
.wParam
, WMCHAR_MAP_NOMAPPING
);
3800 return IsDialogMessageW( hwndDlg
, &msg
);
3804 /***********************************************************************
3805 * TranslateMessage (USER32.@)
3807 * Implementation of TranslateMessage.
3809 * TranslateMessage translates virtual-key messages into character-messages,
3811 * WM_KEYDOWN/WM_KEYUP combinations produce a WM_CHAR or WM_DEADCHAR message.
3812 * ditto replacing WM_* with WM_SYS*
3813 * This produces WM_CHAR messages only for keys mapped to ASCII characters
3814 * by the keyboard driver.
3816 * If the message is WM_KEYDOWN, WM_KEYUP, WM_SYSKEYDOWN, or WM_SYSKEYUP, the
3817 * return value is nonzero, regardless of the translation.
3820 BOOL WINAPI
TranslateMessage( const MSG
*msg
)
3827 if (msg
->message
< WM_KEYFIRST
|| msg
->message
> WM_KEYLAST
) return FALSE
;
3828 if (msg
->message
!= WM_KEYDOWN
&& msg
->message
!= WM_SYSKEYDOWN
) return TRUE
;
3830 TRACE_(key
)("Translating key %s (%04lX), scancode %04x\n",
3831 SPY_GetVKeyName(msg
->wParam
), msg
->wParam
, HIWORD(msg
->lParam
));
3833 switch (msg
->wParam
)
3836 message
= (msg
->message
== WM_KEYDOWN
) ? WM_CHAR
: WM_SYSCHAR
;
3837 TRACE_(key
)("PostMessageW(%p,%s,%04x,%08x)\n",
3838 msg
->hwnd
, SPY_GetMsgName(message
, msg
->hwnd
), HIWORD(msg
->lParam
), LOWORD(msg
->lParam
));
3839 PostMessageW( msg
->hwnd
, message
, HIWORD(msg
->lParam
), LOWORD(msg
->lParam
));
3843 return ImmTranslateMessage(msg
->hwnd
, msg
->message
, msg
->wParam
, msg
->lParam
);
3846 GetKeyboardState( state
);
3847 len
= ToUnicode(msg
->wParam
, HIWORD(msg
->lParam
), state
, wp
, ARRAY_SIZE(wp
), 0);
3850 message
= (msg
->message
== WM_KEYDOWN
) ? WM_DEADCHAR
: WM_SYSDEADCHAR
;
3851 TRACE_(key
)("-1 -> PostMessageW(%p,%s,%04x,%08lx)\n",
3852 msg
->hwnd
, SPY_GetMsgName(message
, msg
->hwnd
), wp
[0], msg
->lParam
);
3853 PostMessageW( msg
->hwnd
, message
, wp
[0], msg
->lParam
);
3859 message
= (msg
->message
== WM_KEYDOWN
) ? WM_CHAR
: WM_SYSCHAR
;
3860 TRACE_(key
)("%d -> PostMessageW(%p,%s,<x>,%08lx) for <x> in %s\n", len
, msg
->hwnd
,
3861 SPY_GetMsgName(message
, msg
->hwnd
), msg
->lParam
, debugstr_wn(wp
, len
));
3862 for (i
= 0; i
< len
; i
++)
3863 PostMessageW( msg
->hwnd
, message
, wp
[i
], msg
->lParam
);
3869 /***********************************************************************
3870 * DispatchMessageA (USER32.@)
3872 * See DispatchMessageW.
3874 LRESULT WINAPI DECLSPEC_HOTPATCH
DispatchMessageA( const MSG
* msg
)
3878 /* Process timer messages */
3879 if ((msg
->message
== WM_TIMER
) || (msg
->message
== WM_SYSTIMER
))
3885 retval
= CallWindowProcA( (WNDPROC
)msg
->lParam
, msg
->hwnd
,
3886 msg
->message
, msg
->wParam
, GetTickCount() );
3896 if (!msg
->hwnd
) return 0;
3898 SPY_EnterMessage( SPY_DISPATCHMESSAGE
, msg
->hwnd
, msg
->message
,
3899 msg
->wParam
, msg
->lParam
);
3901 if (!WINPROC_call_window( msg
->hwnd
, msg
->message
, msg
->wParam
, msg
->lParam
,
3902 &retval
, FALSE
, WMCHAR_MAP_DISPATCHMESSAGE
))
3904 if (!IsWindow( msg
->hwnd
)) SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
3905 else SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3909 SPY_ExitMessage( SPY_RESULT_OK
, msg
->hwnd
, msg
->message
, retval
,
3910 msg
->wParam
, msg
->lParam
);
3912 if (msg
->message
== WM_PAINT
)
3914 /* send a WM_NCPAINT and WM_ERASEBKGND if the non-client area is still invalid */
3915 HRGN hrgn
= CreateRectRgn( 0, 0, 0, 0 );
3916 GetUpdateRgn( msg
->hwnd
, hrgn
, TRUE
);
3917 DeleteObject( hrgn
);
3923 /***********************************************************************
3924 * DispatchMessageW (USER32.@) Process a message
3926 * Process the message specified in the structure *_msg_.
3928 * If the lpMsg parameter points to a WM_TIMER message and the
3929 * parameter of the WM_TIMER message is not NULL, the lParam parameter
3930 * points to the function that is called instead of the window
3931 * procedure. The function stored in lParam (timer callback) is protected
3932 * from causing page-faults.
3934 * The message must be valid.
3938 * DispatchMessage() returns the result of the window procedure invoked.
3945 LRESULT WINAPI DECLSPEC_HOTPATCH
DispatchMessageW( const MSG
* msg
)
3949 /* Process timer messages */
3950 if ((msg
->message
== WM_TIMER
) || (msg
->message
== WM_SYSTIMER
))
3956 retval
= CallWindowProcW( (WNDPROC
)msg
->lParam
, msg
->hwnd
,
3957 msg
->message
, msg
->wParam
, GetTickCount() );
3967 if (!msg
->hwnd
) return 0;
3969 SPY_EnterMessage( SPY_DISPATCHMESSAGE
, msg
->hwnd
, msg
->message
,
3970 msg
->wParam
, msg
->lParam
);
3972 if (!WINPROC_call_window( msg
->hwnd
, msg
->message
, msg
->wParam
, msg
->lParam
,
3973 &retval
, TRUE
, WMCHAR_MAP_DISPATCHMESSAGE
))
3975 if (!IsWindow( msg
->hwnd
)) SetLastError( ERROR_INVALID_WINDOW_HANDLE
);
3976 else SetLastError( ERROR_MESSAGE_SYNC_ONLY
);
3980 SPY_ExitMessage( SPY_RESULT_OK
, msg
->hwnd
, msg
->message
, retval
,
3981 msg
->wParam
, msg
->lParam
);
3983 if (msg
->message
== WM_PAINT
)
3985 /* send a WM_NCPAINT and WM_ERASEBKGND if the non-client area is still invalid */
3986 HRGN hrgn
= CreateRectRgn( 0, 0, 0, 0 );
3987 GetUpdateRgn( msg
->hwnd
, hrgn
, TRUE
);
3988 DeleteObject( hrgn
);
3994 /***********************************************************************
3995 * GetMessagePos (USER.119)
3996 * GetMessagePos (USER32.@)
3998 * The GetMessagePos() function returns a long value representing a
3999 * cursor position, in screen coordinates, when the last message
4000 * retrieved by the GetMessage() function occurs. The x-coordinate is
4001 * in the low-order word of the return value, the y-coordinate is in
4002 * the high-order word. The application can use the MAKEPOINT()
4003 * macro to obtain a POINT structure from the return value.
4005 * For the current cursor position, use GetCursorPos().
4009 * Cursor position of last message on success, zero on failure.
4016 DWORD WINAPI
GetMessagePos(void)
4018 return get_user_thread_info()->GetMessagePosVal
;
4022 /***********************************************************************
4023 * GetMessageTime (USER.120)
4024 * GetMessageTime (USER32.@)
4026 * GetMessageTime() returns the message time for the last message
4027 * retrieved by the function. The time is measured in milliseconds with
4028 * the same offset as GetTickCount().
4030 * Since the tick count wraps, this is only useful for moderately short
4031 * relative time comparisons.
4035 * Time of last message on success, zero on failure.
4037 LONG WINAPI
GetMessageTime(void)
4039 return get_user_thread_info()->GetMessageTimeVal
;
4043 /***********************************************************************
4044 * GetMessageExtraInfo (USER.288)
4045 * GetMessageExtraInfo (USER32.@)
4047 LPARAM WINAPI
GetMessageExtraInfo(void)
4049 return get_user_thread_info()->GetMessageExtraInfoVal
;
4053 /***********************************************************************
4054 * SetMessageExtraInfo (USER32.@)
4056 LPARAM WINAPI
SetMessageExtraInfo(LPARAM lParam
)
4058 struct user_thread_info
*thread_info
= get_user_thread_info();
4059 LONG old_value
= thread_info
->GetMessageExtraInfoVal
;
4060 thread_info
->GetMessageExtraInfoVal
= lParam
;
4065 /***********************************************************************
4066 * GetCurrentInputMessageSource (USER32.@)
4068 BOOL WINAPI
GetCurrentInputMessageSource( INPUT_MESSAGE_SOURCE
*source
)
4070 *source
= get_user_thread_info()->msg_source
;
4075 /***********************************************************************
4076 * WaitMessage (USER.112) Suspend thread pending messages
4077 * WaitMessage (USER32.@) Suspend thread pending messages
4079 * WaitMessage() suspends a thread until events appear in the thread's
4082 BOOL WINAPI
WaitMessage(void)
4084 return (MsgWaitForMultipleObjectsEx( 0, NULL
, INFINITE
, QS_ALLINPUT
, 0 ) != WAIT_FAILED
);
4088 /***********************************************************************
4089 * MsgWaitForMultipleObjectsEx (USER32.@)
4091 DWORD WINAPI
MsgWaitForMultipleObjectsEx( DWORD count
, const HANDLE
*pHandles
,
4092 DWORD timeout
, DWORD mask
, DWORD flags
)
4094 HANDLE handles
[MAXIMUM_WAIT_OBJECTS
];
4097 if (count
> MAXIMUM_WAIT_OBJECTS
-1)
4099 SetLastError( ERROR_INVALID_PARAMETER
);
4103 /* add the queue to the handle list */
4104 for (i
= 0; i
< count
; i
++) handles
[i
] = pHandles
[i
];
4105 handles
[count
] = get_server_queue_handle();
4107 return wait_objects( count
+1, handles
, timeout
,
4108 (flags
& MWMO_INPUTAVAILABLE
) ? mask
: 0, mask
, flags
);
4112 /***********************************************************************
4113 * MsgWaitForMultipleObjects (USER32.@)
4115 DWORD WINAPI
MsgWaitForMultipleObjects( DWORD count
, const HANDLE
*handles
,
4116 BOOL wait_all
, DWORD timeout
, DWORD mask
)
4118 return MsgWaitForMultipleObjectsEx( count
, handles
, timeout
, mask
,
4119 wait_all
? MWMO_WAITALL
: 0 );
4123 /***********************************************************************
4124 * WaitForInputIdle (USER32.@)
4126 DWORD WINAPI
WaitForInputIdle( HANDLE hProcess
, DWORD dwTimeOut
)
4128 DWORD start_time
, elapsed
, ret
;
4131 handles
[0] = hProcess
;
4132 SERVER_START_REQ( get_process_idle_event
)
4134 req
->handle
= wine_server_obj_handle( hProcess
);
4135 wine_server_call_err( req
);
4136 handles
[1] = wine_server_ptr_handle( reply
->event
);
4139 if (!handles
[1]) return WAIT_FAILED
; /* no event to wait on */
4141 start_time
= GetTickCount();
4144 TRACE("waiting for %p\n", handles
[1] );
4147 ret
= MsgWaitForMultipleObjects ( 2, handles
, FALSE
, dwTimeOut
- elapsed
, QS_SENDMESSAGE
);
4152 case WAIT_OBJECT_0
+2:
4153 process_sent_messages();
4157 TRACE("timeout or error\n");
4160 TRACE("finished\n");
4163 if (dwTimeOut
!= INFINITE
)
4165 elapsed
= GetTickCount() - start_time
;
4166 if (elapsed
> dwTimeOut
)
4172 return WAIT_TIMEOUT
;
4176 /***********************************************************************
4177 * RegisterWindowMessageA (USER32.@)
4178 * RegisterWindowMessage (USER.118)
4180 UINT WINAPI
RegisterWindowMessageA( LPCSTR str
)
4182 UINT ret
= GlobalAddAtomA(str
);
4183 TRACE("%s, ret=%x\n", str
, ret
);
4188 /***********************************************************************
4189 * RegisterWindowMessageW (USER32.@)
4191 UINT WINAPI
RegisterWindowMessageW( LPCWSTR str
)
4193 UINT ret
= GlobalAddAtomW(str
);
4194 TRACE("%s ret=%x\n", debugstr_w(str
), ret
);
4198 typedef struct BroadcastParm
4209 static BOOL CALLBACK
bcast_childwindow( HWND hw
, LPARAM lp
)
4211 BroadcastParm
*parm
= (BroadcastParm
*)lp
;
4212 DWORD_PTR retval
= 0;
4215 if (parm
->flags
& BSF_IGNORECURRENTTASK
&& WIN_IsCurrentProcess(hw
))
4217 TRACE("Not telling myself %p\n", hw
);
4221 /* I don't know 100% for sure if this is what Windows does, but it fits the tests */
4222 if (parm
->flags
& BSF_QUERY
)
4224 TRACE("Telling window %p using SendMessageTimeout\n", hw
);
4226 /* Not tested for conflicting flags */
4227 if (parm
->flags
& BSF_FORCEIFHUNG
|| parm
->flags
& BSF_NOHANG
)
4228 lresult
= SendMessageTimeoutW( hw
, parm
->msg
, parm
->wp
, parm
->lp
, SMTO_ABORTIFHUNG
, 2000, &retval
);
4229 else if (parm
->flags
& BSF_NOTIMEOUTIFNOTHUNG
)
4230 lresult
= SendMessageTimeoutW( hw
, parm
->msg
, parm
->wp
, parm
->lp
, SMTO_NOTIMEOUTIFNOTHUNG
, 2000, &retval
);
4232 lresult
= SendMessageTimeoutW( hw
, parm
->msg
, parm
->wp
, parm
->lp
, SMTO_NORMAL
, 2000, &retval
);
4234 if (!lresult
&& GetLastError() == ERROR_TIMEOUT
)
4236 WARN("Timed out!\n");
4237 if (!(parm
->flags
& BSF_FORCEIFHUNG
))
4240 if (retval
== BROADCAST_QUERY_DENY
)
4246 parm
->success
= FALSE
;
4249 else if (parm
->flags
& BSF_POSTMESSAGE
)
4251 TRACE("Telling window %p using PostMessage\n", hw
);
4252 PostMessageW( hw
, parm
->msg
, parm
->wp
, parm
->lp
);
4256 TRACE("Telling window %p using SendNotifyMessage\n", hw
);
4257 SendNotifyMessageW( hw
, parm
->msg
, parm
->wp
, parm
->lp
);
4263 static BOOL CALLBACK
bcast_desktop( LPWSTR desktop
, LPARAM lp
)
4267 BroadcastParm
*parm
= (BroadcastParm
*)lp
;
4269 TRACE("desktop: %s\n", debugstr_w( desktop
));
4271 hdesktop
= open_winstation_desktop( parm
->winsta
, desktop
, 0, FALSE
, DESKTOP_ENUMERATE
|DESKTOP_WRITEOBJECTS
|STANDARD_RIGHTS_WRITE
);
4274 FIXME("Could not open desktop %s\n", debugstr_w(desktop
));
4278 ret
= EnumDesktopWindows( hdesktop
, bcast_childwindow
, lp
);
4279 CloseDesktop(hdesktop
);
4280 TRACE("-->%d\n", ret
);
4281 return parm
->success
;
4284 static BOOL CALLBACK
bcast_winsta( LPWSTR winsta
, LPARAM lp
)
4287 HWINSTA hwinsta
= OpenWindowStationW( winsta
, FALSE
, WINSTA_ENUMDESKTOPS
);
4288 TRACE("hwinsta: %p/%s/%08x\n", hwinsta
, debugstr_w( winsta
), GetLastError());
4291 ((BroadcastParm
*)lp
)->winsta
= hwinsta
;
4292 ret
= EnumDesktopsW( hwinsta
, bcast_desktop
, lp
);
4293 CloseWindowStation( hwinsta
);
4294 TRACE("-->%d\n", ret
);
4298 /***********************************************************************
4299 * BroadcastSystemMessageA (USER32.@)
4300 * BroadcastSystemMessage (USER32.@)
4302 LONG WINAPI
BroadcastSystemMessageA( DWORD flags
, LPDWORD recipients
, UINT msg
, WPARAM wp
, LPARAM lp
)
4304 return BroadcastSystemMessageExA( flags
, recipients
, msg
, wp
, lp
, NULL
);
4308 /***********************************************************************
4309 * BroadcastSystemMessageW (USER32.@)
4311 LONG WINAPI
BroadcastSystemMessageW( DWORD flags
, LPDWORD recipients
, UINT msg
, WPARAM wp
, LPARAM lp
)
4313 return BroadcastSystemMessageExW( flags
, recipients
, msg
, wp
, lp
, NULL
);
4316 /***********************************************************************
4317 * BroadcastSystemMessageExA (USER32.@)
4319 LONG WINAPI
BroadcastSystemMessageExA( DWORD flags
, LPDWORD recipients
, UINT msg
, WPARAM wp
, LPARAM lp
, PBSMINFO pinfo
)
4321 map_wparam_AtoW( msg
, &wp
, WMCHAR_MAP_NOMAPPING
);
4322 return BroadcastSystemMessageExW( flags
, recipients
, msg
, wp
, lp
, NULL
);
4326 /***********************************************************************
4327 * BroadcastSystemMessageExW (USER32.@)
4329 LONG WINAPI
BroadcastSystemMessageExW( DWORD flags
, LPDWORD recipients
, UINT msg
, WPARAM wp
, LPARAM lp
, PBSMINFO pinfo
)
4332 DWORD recips
= BSM_ALLCOMPONENTS
;
4334 static const DWORD all_flags
= ( BSF_QUERY
| BSF_IGNORECURRENTTASK
| BSF_FLUSHDISK
| BSF_NOHANG
4335 | BSF_POSTMESSAGE
| BSF_FORCEIFHUNG
| BSF_NOTIMEOUTIFNOTHUNG
4336 | BSF_ALLOWSFW
| BSF_SENDNOTIFYMESSAGE
| BSF_RETURNHDESK
| BSF_LUID
);
4338 TRACE("Flags: %08x, recipients: %p(0x%x), msg: %04x, wparam: %08lx, lparam: %08lx\n", flags
, recipients
,
4339 (recipients
? *recipients
: recips
), msg
, wp
, lp
);
4341 if (flags
& ~all_flags
)
4343 SetLastError(ERROR_INVALID_PARAMETER
);
4348 recipients
= &recips
;
4350 if ( pinfo
&& flags
& BSF_QUERY
)
4351 FIXME("Not returning PBSMINFO information yet\n");
4354 parm
.recipients
= recipients
;
4358 parm
.success
= TRUE
;
4360 if (*recipients
& BSM_ALLDESKTOPS
|| *recipients
== BSM_ALLCOMPONENTS
)
4361 ret
= EnumWindowStationsW(bcast_winsta
, (LONG_PTR
)&parm
);
4362 else if (*recipients
& BSM_APPLICATIONS
)
4364 EnumWindows(bcast_childwindow
, (LONG_PTR
)&parm
);
4368 FIXME("Recipients %08x not supported!\n", *recipients
);
4373 /***********************************************************************
4374 * SetMessageQueue (USER32.@)
4376 BOOL WINAPI
SetMessageQueue( INT size
)
4378 /* now obsolete the message queue will be expanded dynamically as necessary */
4383 /***********************************************************************
4384 * MessageBeep (USER32.@)
4386 BOOL WINAPI
MessageBeep( UINT i
)
4389 SystemParametersInfoA( SPI_GETBEEP
, 0, &active
, FALSE
);
4390 if (active
) USER_Driver
->pBeep();
4395 /***********************************************************************
4396 * SetCoalescableTimer (USER32.@)
4398 UINT_PTR WINAPI
SetCoalescableTimer( HWND hwnd
, UINT_PTR id
, UINT timeout
, TIMERPROC proc
, ULONG tolerance
)
4401 WNDPROC winproc
= 0;
4403 if (proc
) winproc
= WINPROC_AllocProc( (WNDPROC
)proc
, FALSE
);
4405 timeout
= min( max( USER_TIMER_MINIMUM
, timeout
), USER_TIMER_MAXIMUM
);
4407 SERVER_START_REQ( set_win_timer
)
4409 req
->win
= wine_server_user_handle( hwnd
);
4410 req
->msg
= WM_TIMER
;
4412 req
->rate
= timeout
;
4413 req
->lparam
= (ULONG_PTR
)winproc
;
4414 if (!wine_server_call_err( req
))
4417 if (!ret
) ret
= TRUE
;
4423 TRACE("Added %p %lx %p timeout %d\n", hwnd
, id
, winproc
, timeout
);
4428 /******************************************************************
4429 * SetTimer (USER32.@)
4431 UINT_PTR WINAPI
SetTimer( HWND hwnd
, UINT_PTR id
, UINT timeout
, TIMERPROC proc
)
4433 return SetCoalescableTimer( hwnd
, id
, timeout
, proc
, TIMERV_DEFAULT_COALESCING
);
4437 /***********************************************************************
4438 * SetSystemTimer (USER32.@)
4440 UINT_PTR WINAPI
SetSystemTimer( HWND hwnd
, UINT_PTR id
, UINT timeout
, TIMERPROC proc
)
4443 WNDPROC winproc
= 0;
4445 if (proc
) winproc
= WINPROC_AllocProc( (WNDPROC
)proc
, FALSE
);
4447 timeout
= min( max( USER_TIMER_MINIMUM
, timeout
), USER_TIMER_MAXIMUM
);
4449 SERVER_START_REQ( set_win_timer
)
4451 req
->win
= wine_server_user_handle( hwnd
);
4452 req
->msg
= WM_SYSTIMER
;
4454 req
->rate
= timeout
;
4455 req
->lparam
= (ULONG_PTR
)winproc
;
4456 if (!wine_server_call_err( req
))
4459 if (!ret
) ret
= TRUE
;
4465 TRACE("Added %p %lx %p timeout %d\n", hwnd
, id
, winproc
, timeout
);
4470 /***********************************************************************
4471 * KillTimer (USER32.@)
4473 BOOL WINAPI
KillTimer( HWND hwnd
, UINT_PTR id
)
4477 SERVER_START_REQ( kill_win_timer
)
4479 req
->win
= wine_server_user_handle( hwnd
);
4480 req
->msg
= WM_TIMER
;
4482 ret
= !wine_server_call_err( req
);
4489 /***********************************************************************
4490 * KillSystemTimer (USER32.@)
4492 BOOL WINAPI
KillSystemTimer( HWND hwnd
, UINT_PTR id
)
4496 SERVER_START_REQ( kill_win_timer
)
4498 req
->win
= wine_server_user_handle( hwnd
);
4499 req
->msg
= WM_SYSTIMER
;
4501 ret
= !wine_server_call_err( req
);
4508 /**********************************************************************
4509 * IsGUIThread (USER32.@)
4511 BOOL WINAPI
IsGUIThread( BOOL convert
)
4513 FIXME( "%u: stub\n", convert
);
4518 /**********************************************************************
4519 * GetGUIThreadInfo (USER32.@)
4521 BOOL WINAPI
GetGUIThreadInfo( DWORD id
, GUITHREADINFO
*info
)
4525 if (info
->cbSize
!= sizeof(*info
))
4527 SetLastError( ERROR_INVALID_PARAMETER
);
4531 SERVER_START_REQ( get_thread_input
)
4534 if ((ret
= !wine_server_call_err( req
)))
4537 info
->hwndActive
= wine_server_ptr_handle( reply
->active
);
4538 info
->hwndFocus
= wine_server_ptr_handle( reply
->focus
);
4539 info
->hwndCapture
= wine_server_ptr_handle( reply
->capture
);
4540 info
->hwndMenuOwner
= wine_server_ptr_handle( reply
->menu_owner
);
4541 info
->hwndMoveSize
= wine_server_ptr_handle( reply
->move_size
);
4542 info
->hwndCaret
= wine_server_ptr_handle( reply
->caret
);
4543 info
->rcCaret
.left
= reply
->rect
.left
;
4544 info
->rcCaret
.top
= reply
->rect
.top
;
4545 info
->rcCaret
.right
= reply
->rect
.right
;
4546 info
->rcCaret
.bottom
= reply
->rect
.bottom
;
4547 if (reply
->menu_owner
) info
->flags
|= GUI_INMENUMODE
;
4548 if (reply
->move_size
) info
->flags
|= GUI_INMOVESIZE
;
4549 if (reply
->caret
) info
->flags
|= GUI_CARETBLINKING
;
4557 /******************************************************************
4558 * IsHungAppWindow (USER32.@)
4561 BOOL WINAPI
IsHungAppWindow( HWND hWnd
)
4565 SERVER_START_REQ( is_window_hung
)
4567 req
->win
= wine_server_user_handle( hWnd
);
4568 ret
= !wine_server_call_err( req
) && reply
->is_hung
;
4574 /******************************************************************
4575 * ChangeWindowMessageFilter (USER32.@)
4577 BOOL WINAPI
ChangeWindowMessageFilter( UINT message
, DWORD flag
)
4579 FIXME( "%x %08x\n", message
, flag
);
4583 /******************************************************************
4584 * ChangeWindowMessageFilterEx (USER32.@)
4586 BOOL WINAPI
ChangeWindowMessageFilterEx( HWND hwnd
, UINT message
, DWORD action
, CHANGEFILTERSTRUCT
*changefilter
)
4588 FIXME( "%p %x %d %p\n", hwnd
, message
, action
, changefilter
);