2 * Window procedure callbacks
4 * Copyright 1995 Martin von Loewis
5 * Copyright 1996 Alexandre Julliard
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
23 #include "wine/port.h"
32 #include "wine/winbase16.h"
33 #include "wine/winuser16.h"
36 #include "user_private.h"
39 #include "wine/unicode.h"
40 #include "wine/debug.h"
42 WINE_DECLARE_DEBUG_CHANNEL(msg);
43 WINE_DECLARE_DEBUG_CHANNEL(relay);
44 WINE_DEFAULT_DEBUG_CHANNEL(win);
46 typedef struct tagWINDOWPROC
48 WNDPROC16 proc16; /* 16-bit window proc */
49 WNDPROC procA; /* ASCII window proc */
50 WNDPROC procW; /* Unicode window proc */
53 #define WINPROC_HANDLE (~0u >> 16)
54 #define MAX_WINPROCS 8192
55 #define BUILTIN_WINPROCS 9 /* first BUILTIN_WINPROCS entries are reserved for builtin procs */
56 #define MAX_WINPROC_RECURSION 64
58 WNDPROC EDIT_winproc_handle = 0;
60 static WINDOWPROC winproc_array[MAX_WINPROCS];
61 static UINT builtin_used;
62 static UINT winproc_used = BUILTIN_WINPROCS;
64 static CRITICAL_SECTION winproc_cs;
65 static CRITICAL_SECTION_DEBUG critsect_debug =
68 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
69 0, 0, { (DWORD_PTR)(__FILE__ ": winproc_cs") }
71 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
73 static inline void *get_buffer( void *static_buffer, size_t size, size_t need )
75 if (size >= need) return static_buffer;
76 return HeapAlloc( GetProcessHeap(), 0, need );
79 static inline void free_buffer( void *static_buffer, void *buffer )
81 if (buffer != static_buffer) HeapFree( GetProcessHeap(), 0, buffer );
84 /* find an existing winproc for a given 16-bit function and type */
85 /* FIXME: probably should do something more clever than a linear search */
86 static inline WINDOWPROC *find_winproc16( WNDPROC16 func )
90 for (i = BUILTIN_WINPROCS; i < winproc_used; i++)
92 if (winproc_array[i].proc16 == func) return &winproc_array[i];
97 /* find an existing winproc for a given function and type */
98 /* FIXME: probably should do something more clever than a linear search */
99 static inline WINDOWPROC *find_winproc( WNDPROC funcA, WNDPROC funcW )
103 for (i = 0; i < builtin_used; i++)
105 /* match either proc, some apps confuse A and W */
106 if (funcA && winproc_array[i].procA != funcA && winproc_array[i].procW != funcA) continue;
107 if (funcW && winproc_array[i].procA != funcW && winproc_array[i].procW != funcW) continue;
108 return &winproc_array[i];
110 for (i = BUILTIN_WINPROCS; i < winproc_used; i++)
112 if (funcA && winproc_array[i].procA != funcA) continue;
113 if (funcW && winproc_array[i].procW != funcW) continue;
114 return &winproc_array[i];
119 /* return the window proc for a given handle, or NULL for an invalid handle */
120 static inline WINDOWPROC *handle_to_proc( WNDPROC handle )
122 UINT index = LOWORD(handle);
123 if ((ULONG_PTR)handle >> 16 != WINPROC_HANDLE) return NULL;
124 if (index >= winproc_used) return NULL;
125 return &winproc_array[index];
128 /* create a handle for a given window proc */
129 static inline WNDPROC proc_to_handle( WINDOWPROC *proc )
131 return (WNDPROC)(ULONG_PTR)((proc - winproc_array) | (WINPROC_HANDLE << 16));
134 /* allocate and initialize a new winproc */
135 static inline WINDOWPROC *alloc_winproc( WNDPROC funcA, WNDPROC funcW )
139 /* check if the function is already a win proc */
140 if (funcA && (proc = handle_to_proc( funcA ))) return proc;
141 if (funcW && (proc = handle_to_proc( funcW ))) return proc;
142 if (!funcA && !funcW) return NULL;
144 EnterCriticalSection( &winproc_cs );
146 /* check if we already have a winproc for that function */
147 if (!(proc = find_winproc( funcA, funcW )))
151 assert( builtin_used < BUILTIN_WINPROCS );
152 proc = &winproc_array[builtin_used++];
155 TRACE( "allocated %p for builtin %p/%p (%d/%d used)\n",
156 proc_to_handle(proc), funcA, funcW, builtin_used, BUILTIN_WINPROCS );
158 else if (winproc_used < MAX_WINPROCS)
160 proc = &winproc_array[winproc_used++];
163 TRACE( "allocated %p for %c %p (%d/%d used)\n",
164 proc_to_handle(proc), funcA ? 'A' : 'W', funcA ? funcA : funcW,
165 winproc_used, MAX_WINPROCS );
167 else FIXME( "too many winprocs, cannot allocate one for %p/%p\n", funcA, funcW );
169 else TRACE( "reusing %p for %p/%p\n", proc_to_handle(proc), funcA, funcW );
171 LeaveCriticalSection( &winproc_cs );
178 #include "pshpack1.h"
180 /* Window procedure 16-to-32-bit thunk */
183 BYTE popl_eax; /* popl %eax (return address) */
184 BYTE pushl_func; /* pushl $proc */
186 BYTE pushl_eax; /* pushl %eax */
187 BYTE ljmp; /* ljmp relay*/
188 DWORD relay_offset; /* __wine_call_wndproc */
194 #define MAX_THUNKS (0x10000 / sizeof(WINPROC_THUNK))
196 static WINPROC_THUNK *thunk_array;
197 static UINT thunk_selector;
198 static UINT thunk_used;
200 /* return the window proc for a given handle, or NULL for an invalid handle */
201 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
203 if (HIWORD(handle) == thunk_selector)
205 UINT index = LOWORD(handle) / sizeof(WINPROC_THUNK);
206 /* check alignment */
207 if (index * sizeof(WINPROC_THUNK) != LOWORD(handle)) return NULL;
208 /* check array limits */
209 if (index >= thunk_used) return NULL;
210 return thunk_array[index].proc;
212 return handle_to_proc( (WNDPROC)handle );
215 /* allocate a 16-bit thunk for an existing window proc */
216 static WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
218 static FARPROC16 relay;
221 if (proc->proc16) return proc->proc16;
223 EnterCriticalSection( &winproc_cs );
225 if (!thunk_array) /* allocate the array and its selector */
229 if (!(thunk_selector = wine_ldt_alloc_entries(1))) goto done;
230 if (!(thunk_array = VirtualAlloc( NULL, MAX_THUNKS * sizeof(WINPROC_THUNK), MEM_COMMIT,
231 PAGE_EXECUTE_READWRITE ))) goto done;
232 wine_ldt_set_base( &entry, thunk_array );
233 wine_ldt_set_limit( &entry, MAX_THUNKS * sizeof(WINPROC_THUNK) - 1 );
234 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
235 wine_ldt_set_entry( thunk_selector, &entry );
236 relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
239 /* check if it already exists */
240 for (i = 0; i < thunk_used; i++) if (thunk_array[i].proc == proc) break;
242 if (i == thunk_used) /* create a new one */
244 WINPROC_THUNK *thunk;
246 if (thunk_used >= MAX_THUNKS) goto done;
247 thunk = &thunk_array[thunk_used++];
248 thunk->popl_eax = 0x58; /* popl %eax */
249 thunk->pushl_func = 0x68; /* pushl $proc */
251 thunk->pushl_eax = 0x50; /* pushl %eax */
252 thunk->ljmp = 0xea; /* ljmp relay*/
253 thunk->relay_offset = OFFSETOF(relay);
254 thunk->relay_sel = SELECTOROF(relay);
256 proc->proc16 = (WNDPROC16)MAKESEGPTR( thunk_selector, i * sizeof(WINPROC_THUNK) );
258 LeaveCriticalSection( &winproc_cs );
264 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
266 return handle_to_proc( (WNDPROC)handle );
269 static inline WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
274 #endif /* __i386__ */
278 /* Some window procedures modify register they shouldn't, or are not
279 * properly declared stdcall; so we need a small assembly wrapper to
281 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
282 WPARAM wParam, LPARAM lParam );
283 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
294 "movl 8(%ebp),%eax\n\t"
296 "leal -12(%ebp),%esp\n\t"
303 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
304 WPARAM wParam, LPARAM lParam )
306 return proc( hwnd, msg, wParam, lParam );
308 #endif /* __i386__ */
310 static void RECT16to32( const RECT16 *from, RECT *to )
312 to->left = from->left;
314 to->right = from->right;
315 to->bottom = from->bottom;
318 static void RECT32to16( const RECT *from, RECT16 *to )
320 to->left = from->left;
322 to->right = from->right;
323 to->bottom = from->bottom;
326 static void MINMAXINFO32to16( const MINMAXINFO *from, MINMAXINFO16 *to )
328 to->ptReserved.x = from->ptReserved.x;
329 to->ptReserved.y = from->ptReserved.y;
330 to->ptMaxSize.x = from->ptMaxSize.x;
331 to->ptMaxSize.y = from->ptMaxSize.y;
332 to->ptMaxPosition.x = from->ptMaxPosition.x;
333 to->ptMaxPosition.y = from->ptMaxPosition.y;
334 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
335 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
336 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
337 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
340 static void MINMAXINFO16to32( const MINMAXINFO16 *from, MINMAXINFO *to )
342 to->ptReserved.x = from->ptReserved.x;
343 to->ptReserved.y = from->ptReserved.y;
344 to->ptMaxSize.x = from->ptMaxSize.x;
345 to->ptMaxSize.y = from->ptMaxSize.y;
346 to->ptMaxPosition.x = from->ptMaxPosition.x;
347 to->ptMaxPosition.y = from->ptMaxPosition.y;
348 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
349 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
350 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
351 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
354 static void WINDOWPOS32to16( const WINDOWPOS* from, WINDOWPOS16* to )
356 to->hwnd = HWND_16(from->hwnd);
357 to->hwndInsertAfter = HWND_16(from->hwndInsertAfter);
362 to->flags = from->flags;
365 static void WINDOWPOS16to32( const WINDOWPOS16* from, WINDOWPOS* to )
367 to->hwnd = WIN_Handle32(from->hwnd);
368 to->hwndInsertAfter = (from->hwndInsertAfter == (HWND16)-1) ?
369 HWND_TOPMOST : WIN_Handle32(from->hwndInsertAfter);
374 to->flags = from->flags;
377 /* The strings are not copied */
378 static void CREATESTRUCT32Ato16( const CREATESTRUCTA* from, CREATESTRUCT16* to )
380 to->lpCreateParams = (SEGPTR)from->lpCreateParams;
381 to->hInstance = HINSTANCE_16(from->hInstance);
382 to->hMenu = HMENU_16(from->hMenu);
383 to->hwndParent = HWND_16(from->hwndParent);
388 to->style = from->style;
389 to->dwExStyle = from->dwExStyle;
392 static void CREATESTRUCT16to32A( const CREATESTRUCT16* from, CREATESTRUCTA *to )
395 to->lpCreateParams = (LPVOID)from->lpCreateParams;
396 to->hInstance = HINSTANCE_32(from->hInstance);
397 to->hMenu = HMENU_32(from->hMenu);
398 to->hwndParent = WIN_Handle32(from->hwndParent);
403 to->style = from->style;
404 to->dwExStyle = from->dwExStyle;
405 to->lpszName = MapSL(from->lpszName);
406 to->lpszClass = MapSL(from->lpszClass);
409 /* The strings are not copied */
410 static void MDICREATESTRUCT32Ato16( const MDICREATESTRUCTA* from, MDICREATESTRUCT16* to )
412 to->hOwner = HINSTANCE_16(from->hOwner);
417 to->style = from->style;
418 to->lParam = from->lParam;
421 static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRUCTA *to )
423 to->hOwner = HINSTANCE_32(from->hOwner);
428 to->style = from->style;
429 to->lParam = from->lParam;
430 to->szTitle = MapSL(from->szTitle);
431 to->szClass = MapSL(from->szClass);
434 static WPARAM map_wparam_char_WtoA( WPARAM wParam, DWORD len )
439 RtlUnicodeToMultiByteN( (LPSTR)ch, len, &len, &wch, sizeof(wch) );
441 return MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
443 return MAKEWPARAM( ch[0], HIWORD(wParam) );
446 /* call a 32-bit window procedure */
447 static LRESULT call_window_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
453 hwnd = WIN_GetFullHandle( hwnd );
455 DPRINTF( "%04x:Call window proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
456 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
458 *result = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
461 DPRINTF( "%04x:Ret window proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx) retval=%08lx\n",
462 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, *result );
466 /* call a 32-bit dialog procedure */
467 static LRESULT call_dialog_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
474 hwnd = WIN_GetFullHandle( hwnd );
476 DPRINTF( "%04x:Call dialog proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
477 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
479 ret = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
480 *result = GetWindowLongPtrW( hwnd, DWLP_MSGRESULT );
483 DPRINTF( "%04x:Ret dialog proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx) retval=%08lx result=%08lx\n",
484 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, ret, *result );
488 /* call a 16-bit window procedure */
489 static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
490 LRESULT *result, void *arg )
492 WNDPROC16 proc = arg;
501 DRAWITEMSTRUCT16 dis16;
502 COMPAREITEMSTRUCT16 cis16;
508 /* Window procedures want ax = hInstance, ds = es = ss */
510 memset(&context, 0, sizeof(context));
511 context.SegDs = context.SegEs = SELECTOROF(NtCurrentTeb()->WOW32Reserved);
512 context.SegFs = wine_get_fs();
513 context.SegGs = wine_get_gs();
514 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
515 context.SegCs = SELECTOROF(proc);
516 context.Eip = OFFSETOF(proc);
517 context.Ebp = OFFSETOF(NtCurrentTeb()->WOW32Reserved) + FIELD_OFFSET(STACK16FRAME, bp);
521 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
522 work if structures passed in lParam are placed in the stack/data
523 segment. Programmers easily make the mistake of converting lParam
524 to a near rather than a far pointer, since Windows apparently
525 allows this. We copy the structures to the 16 bit stack; this is
526 ugly but makes these programs work. */
531 size = sizeof(CREATESTRUCT16); break;
533 size = sizeof(DRAWITEMSTRUCT16); break;
535 size = sizeof(COMPAREITEMSTRUCT16); break;
539 memcpy( &args.u, MapSL(lParam), size );
540 lParam = PtrToUlong(NtCurrentTeb()->WOW32Reserved) - size;
544 args.params[4] = hwnd;
545 args.params[3] = msg;
546 args.params[2] = wParam;
547 args.params[1] = HIWORD(lParam);
548 args.params[0] = LOWORD(lParam);
549 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args.params) + size, &args, (DWORD *)&context );
550 *result = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
554 /* call a 16-bit dialog procedure */
555 static LRESULT call_dialog_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wp, LPARAM lp,
556 LRESULT *result, void *arg )
558 LRESULT ret = call_window_proc16( hwnd, msg, wp, lp, result, arg );
559 *result = GetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT );
563 /* helper callback for 32W->16 conversion */
564 static LRESULT call_window_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
565 LRESULT *result, void *arg )
567 return WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wp, lp, result, arg );
570 /* helper callback for 32W->16 conversion */
571 static LRESULT call_dialog_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
572 LRESULT *result, void *arg )
574 return WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wp, lp, result, arg );
577 /* helper callback for 16->32W conversion */
578 static LRESULT call_window_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
579 LRESULT *result, void *arg )
581 return WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wp, lp, result,
582 arg, WMCHAR_MAP_CALLWINDOWPROC );
585 /* helper callback for 16->32W conversion */
586 static LRESULT call_dialog_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
587 LRESULT *result, void *arg )
589 return WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wp, lp, result,
590 arg, WMCHAR_MAP_CALLWINDOWPROC );
594 /**********************************************************************
597 * Get a window procedure pointer that can be passed to the Windows program.
599 WNDPROC16 WINPROC_GetProc16( WNDPROC proc, BOOL unicode )
603 if (unicode) ptr = alloc_winproc( NULL, proc );
604 else ptr = alloc_winproc( proc, NULL );
607 return alloc_win16_thunk( ptr );
611 /**********************************************************************
614 * Get a window procedure pointer that can be passed to the Windows program.
616 WNDPROC WINPROC_GetProc( WNDPROC proc, BOOL unicode )
618 WINDOWPROC *ptr = handle_to_proc( proc );
620 if (!ptr) return proc;
623 if (ptr->procW) return ptr->procW;
628 if (ptr->procA) return ptr->procA;
634 /**********************************************************************
635 * WINPROC_AllocProc16
637 * Allocate a window procedure for a window or class.
639 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
640 * lot of windows, it will usually only have a limited number of window procedures, so the
641 * array won't grow too large, and this way we avoid the need to track allocations per window.
643 WNDPROC WINPROC_AllocProc16( WNDPROC16 func )
647 if (!func) return NULL;
649 /* check if the function is already a win proc */
650 if (!(proc = handle16_to_proc( func )))
652 EnterCriticalSection( &winproc_cs );
654 /* then check if we already have a winproc for that function */
655 if (!(proc = find_winproc16( func )))
657 if (winproc_used < MAX_WINPROCS)
659 proc = &winproc_array[winproc_used++];
661 TRACE( "allocated %p for %p/16-bit (%d/%d used)\n",
662 proc_to_handle(proc), func, winproc_used, MAX_WINPROCS );
664 else FIXME( "too many winprocs, cannot allocate one for 16-bit %p\n", func );
666 else TRACE( "reusing %p for %p/16-bit\n", proc_to_handle(proc), func );
668 LeaveCriticalSection( &winproc_cs );
670 return proc_to_handle( proc );
674 /**********************************************************************
677 * Allocate a window procedure for a window or class.
679 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
680 * lot of windows, it will usually only have a limited number of window procedures, so the
681 * array won't grow too large, and this way we avoid the need to track allocations per window.
683 WNDPROC WINPROC_AllocProc( WNDPROC funcA, WNDPROC funcW )
687 if (!(proc = alloc_winproc( funcA, funcW ))) return NULL;
688 return proc_to_handle( proc );
692 /**********************************************************************
695 * Return the window procedure type, or the default value if not a winproc handle.
697 BOOL WINPROC_IsUnicode( WNDPROC proc, BOOL def_val )
699 WINDOWPROC *ptr = handle_to_proc( proc );
701 if (!ptr) return def_val;
702 if (ptr->procA && ptr->procW) return def_val; /* can be both */
703 return (ptr->procW != NULL);
707 /**********************************************************************
708 * WINPROC_TestLBForStr
710 * Return TRUE if the lparam is a string
712 static inline BOOL WINPROC_TestLBForStr( HWND hwnd, UINT msg )
714 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
715 if (msg <= CB_MSGMAX)
716 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
718 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
723 static UINT_PTR convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
726 UINT sz = GlobalSize16(src);
729 if (!(dst = GlobalAlloc(flags, sz)))
731 ptr16 = GlobalLock16(src);
732 ptr32 = GlobalLock(dst);
733 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
737 return (UINT_PTR)dst;
740 static HANDLE16 convert_handle_32_to_16(UINT_PTR src, unsigned int flags)
743 UINT sz = GlobalSize((HANDLE)src);
746 if (!(dst = GlobalAlloc16(flags, sz)))
748 ptr32 = GlobalLock((HANDLE)src);
749 ptr16 = GlobalLock16(dst);
750 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
751 GlobalUnlock((HANDLE)src);
758 /**********************************************************************
759 * WINPROC_CallProcAtoW
761 * Call a window procedure, translating args from Ansi to Unicode.
763 LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
764 LPARAM lParam, LRESULT *result, void *arg, enum wm_char_mapping mapping )
768 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
769 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
776 WCHAR *ptr, buffer[512];
777 CREATESTRUCTA *csA = (CREATESTRUCTA *)lParam;
778 CREATESTRUCTW csW = *(CREATESTRUCTW *)csA;
779 MDICREATESTRUCTW mdi_cs;
780 DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
782 if (!IS_INTRESOURCE(csA->lpszClass))
784 class_lenA = strlen(csA->lpszClass) + 1;
785 RtlMultiByteToUnicodeSize( &class_lenW, csA->lpszClass, class_lenA );
787 if (!IS_INTRESOURCE(csA->lpszName))
789 name_lenA = strlen(csA->lpszName) + 1;
790 RtlMultiByteToUnicodeSize( &name_lenW, csA->lpszName, name_lenA );
793 if (!(ptr = get_buffer( buffer, sizeof(buffer), class_lenW + name_lenW ))) break;
798 RtlMultiByteToUnicodeN( ptr, class_lenW, NULL, csA->lpszClass, class_lenA );
802 csW.lpszName = ptr + class_lenW/sizeof(WCHAR);
803 RtlMultiByteToUnicodeN( ptr + class_lenW/sizeof(WCHAR), name_lenW, NULL,
804 csA->lpszName, name_lenA );
807 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
809 mdi_cs = *(MDICREATESTRUCTW *)csA->lpCreateParams;
810 mdi_cs.szTitle = csW.lpszName;
811 mdi_cs.szClass = csW.lpszClass;
812 csW.lpCreateParams = &mdi_cs;
815 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
816 free_buffer( buffer, ptr );
822 WCHAR *ptr, buffer[512];
823 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
824 MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
825 MDICREATESTRUCTW csW;
827 memcpy( &csW, csA, sizeof(csW) );
829 if (!IS_INTRESOURCE(csA->szTitle))
831 title_lenA = strlen(csA->szTitle) + 1;
832 RtlMultiByteToUnicodeSize( &title_lenW, csA->szTitle, title_lenA );
834 if (!IS_INTRESOURCE(csA->szClass))
836 class_lenA = strlen(csA->szClass) + 1;
837 RtlMultiByteToUnicodeSize( &class_lenW, csA->szClass, class_lenA );
840 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenW + class_lenW ))) break;
845 RtlMultiByteToUnicodeN( ptr, title_lenW, NULL, csA->szTitle, title_lenA );
849 csW.szClass = ptr + title_lenW/sizeof(WCHAR);
850 RtlMultiByteToUnicodeN( ptr + title_lenW/sizeof(WCHAR), class_lenW, NULL,
851 csA->szClass, class_lenA );
853 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
854 free_buffer( buffer, ptr );
859 case WM_ASKCBFORMATNAME:
861 WCHAR *ptr, buffer[512];
862 LPSTR str = (LPSTR)lParam;
863 DWORD len = wParam * sizeof(WCHAR);
865 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
866 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
871 RtlUnicodeToMultiByteN( str, wParam - 1, &len, ptr, strlenW(ptr) * sizeof(WCHAR) );
875 free_buffer( buffer, ptr );
880 case LB_INSERTSTRING:
882 case LB_FINDSTRINGEXACT:
883 case LB_SELECTSTRING:
885 case CB_INSERTSTRING:
887 case CB_FINDSTRINGEXACT:
888 case CB_SELECTSTRING:
889 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
891 ret = callback( hwnd, msg, wParam, lParam, result, arg );
896 case WM_WININICHANGE:
897 case WM_DEVMODECHANGE:
902 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
905 WCHAR *ptr, buffer[512];
906 LPCSTR strA = (LPCSTR)lParam;
907 DWORD lenW, lenA = strlen(strA) + 1;
909 RtlMultiByteToUnicodeSize( &lenW, strA, lenA );
910 if ((ptr = get_buffer( buffer, sizeof(buffer), lenW )))
912 RtlMultiByteToUnicodeN( ptr, lenW, NULL, strA, lenA );
913 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
914 free_buffer( buffer, ptr );
921 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
923 WCHAR buffer[512]; /* FIXME: fixed sized buffer */
925 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
929 RtlUnicodeToMultiByteN( (LPSTR)lParam, ~0u, &len,
930 buffer, (strlenW(buffer) + 1) * sizeof(WCHAR) );
934 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
939 WCHAR *ptr, buffer[512];
940 WORD len = *(WORD *)lParam;
942 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
943 *((WORD *)ptr) = len; /* store the length */
944 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
948 RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
949 if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
952 free_buffer( buffer, ptr );
959 MSG newmsg = *(MSG *)lParam;
960 if (map_wparam_AtoW( newmsg.message, &newmsg.wParam, WMCHAR_MAP_NOMAPPING ))
961 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
963 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
972 case EM_SETPASSWORDCHAR:
974 if (map_wparam_AtoW( msg, &wParam, mapping ))
975 ret = callback( hwnd, msg, wParam, lParam, result, arg );
978 case WM_GETTEXTLENGTH:
979 case CB_GETLBTEXTLEN:
981 ret = callback( hwnd, msg, wParam, lParam, result, arg );
984 WCHAR *ptr, buffer[512];
986 DWORD len = *result + 1;
987 /* Determine respective GETTEXT message */
988 UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
989 ((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
990 /* wParam differs between the messages */
991 WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
993 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
995 if (callback == call_window_proc) /* FIXME: hack */
996 callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
998 tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
999 RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
1001 free_buffer( buffer, ptr );
1005 case WM_PAINTCLIPBOARD:
1006 case WM_SIZECLIPBOARD:
1007 FIXME_(msg)( "message %s (0x%x) needs translation, please report\n",
1008 SPY_GetMsgName(msg, hwnd), msg );
1012 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1019 /**********************************************************************
1020 * WINPROC_CallProcWtoA
1022 * Call a window procedure, translating args from Unicode to Ansi.
1024 static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
1025 LPARAM lParam, LRESULT *result, void *arg )
1029 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
1030 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1037 char buffer[1024], *cls;
1038 CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
1039 CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
1040 MDICREATESTRUCTA mdi_cs;
1041 DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
1043 if (!IS_INTRESOURCE(csW->lpszClass))
1045 class_lenW = (strlenW(csW->lpszClass) + 1) * sizeof(WCHAR);
1046 RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
1048 if (!IS_INTRESOURCE(csW->lpszName))
1050 name_lenW = (strlenW(csW->lpszName) + 1) * sizeof(WCHAR);
1051 RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
1054 if (!(cls = get_buffer( buffer, sizeof(buffer), class_lenA + name_lenA ))) break;
1058 RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
1059 csA.lpszClass = cls;
1063 char *name = cls + class_lenA;
1064 RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
1065 csA.lpszName = name;
1068 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1070 mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
1071 mdi_cs.szTitle = csA.lpszName;
1072 mdi_cs.szClass = csA.lpszClass;
1073 csA.lpCreateParams = &mdi_cs;
1076 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1077 free_buffer( buffer, cls );
1082 case WM_ASKCBFORMATNAME:
1084 char *ptr, buffer[512];
1085 DWORD len = wParam * 2;
1087 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
1088 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1093 RtlMultiByteToUnicodeN( (LPWSTR)lParam, wParam*sizeof(WCHAR), &len, ptr, strlen(ptr)+1 );
1094 *result = len/sizeof(WCHAR) - 1; /* do not count terminating null */
1096 ((LPWSTR)lParam)[*result] = 0;
1098 free_buffer( buffer, ptr );
1103 case LB_INSERTSTRING:
1105 case LB_FINDSTRINGEXACT:
1106 case LB_SELECTSTRING:
1108 case CB_INSERTSTRING:
1110 case CB_FINDSTRINGEXACT:
1111 case CB_SELECTSTRING:
1112 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
1114 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1119 case WM_WININICHANGE:
1120 case WM_DEVMODECHANGE:
1125 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
1128 char *ptr, buffer[512];
1129 LPCWSTR strW = (LPCWSTR)lParam;
1130 DWORD lenA, lenW = (strlenW(strW) + 1) * sizeof(WCHAR);
1132 RtlUnicodeToMultiByteSize( &lenA, strW, lenW );
1133 if ((ptr = get_buffer( buffer, sizeof(buffer), lenA )))
1135 RtlUnicodeToMultiByteN( ptr, lenA, NULL, strW, lenW );
1136 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1137 free_buffer( buffer, ptr );
1144 char *ptr, buffer[1024];
1145 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
1146 MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
1147 MDICREATESTRUCTA csA;
1149 memcpy( &csA, csW, sizeof(csA) );
1151 if (!IS_INTRESOURCE(csW->szTitle))
1153 title_lenW = (strlenW(csW->szTitle) + 1) * sizeof(WCHAR);
1154 RtlUnicodeToMultiByteSize( &title_lenA, csW->szTitle, title_lenW );
1156 if (!IS_INTRESOURCE(csW->szClass))
1158 class_lenW = (strlenW(csW->szClass) + 1) * sizeof(WCHAR);
1159 RtlUnicodeToMultiByteSize( &class_lenA, csW->szClass, class_lenW );
1162 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenA + class_lenA ))) break;
1166 RtlUnicodeToMultiByteN( ptr, title_lenA, NULL, csW->szTitle, title_lenW );
1171 RtlUnicodeToMultiByteN( ptr + title_lenA, class_lenA, NULL, csW->szClass, class_lenW );
1172 csA.szClass = ptr + title_lenA;
1174 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1175 free_buffer( buffer, ptr );
1181 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
1183 char buffer[512]; /* FIXME: fixed sized buffer */
1185 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
1189 RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, buffer, strlen(buffer) + 1 );
1190 *result = len / sizeof(WCHAR) - 1;
1193 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1198 char *ptr, buffer[512];
1199 WORD len = *(WORD *)lParam;
1201 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * 2 ))) break;
1202 *((WORD *)ptr) = len * 2; /* store the length */
1203 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1207 RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
1208 *result = reslen / sizeof(WCHAR);
1209 if (*result < len) ((LPWSTR)lParam)[*result] = 0;
1211 free_buffer( buffer, ptr );
1218 MSG newmsg = *(MSG *)lParam;
1219 switch(newmsg.message)
1224 case WM_SYSDEADCHAR:
1225 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 1 );
1228 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 2 );
1231 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
1233 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1242 RtlUnicodeToMultiByteN( ch, 2, &len, &wch, sizeof(wch) );
1243 ret = callback( hwnd, msg, (BYTE)ch[0], lParam, result, arg );
1244 if (len == 2) ret = callback( hwnd, msg, (BYTE)ch[1], lParam, result, arg );
1252 case WM_SYSDEADCHAR:
1253 case EM_SETPASSWORDCHAR:
1254 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam, result, arg );
1258 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam, result, arg );
1261 case WM_PAINTCLIPBOARD:
1262 case WM_SIZECLIPBOARD:
1263 FIXME_(msg)( "message %s (%04x) needs translation, please report\n",
1264 SPY_GetMsgName(msg, hwnd), msg );
1268 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1276 /**********************************************************************
1277 * WINPROC_CallProc16To32A
1279 LRESULT WINPROC_CallProc16To32A( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
1280 WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
1283 HWND hwnd32 = WIN_Handle32( hwnd );
1285 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
1286 hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
1293 CREATESTRUCT16 *cs16 = MapSL(lParam);
1295 MDICREATESTRUCTA mdi_cs;
1297 CREATESTRUCT16to32A( cs16, &cs );
1298 if (GetWindowLongW(hwnd32, GWL_EXSTYLE) & WS_EX_MDICHILD)
1300 MDICREATESTRUCT16 *mdi_cs16 = MapSL(cs16->lpCreateParams);
1301 MDICREATESTRUCT16to32A(mdi_cs16, &mdi_cs);
1302 cs.lpCreateParams = &mdi_cs;
1304 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1305 CREATESTRUCT32Ato16( &cs, cs16 );
1310 MDICREATESTRUCT16 *cs16 = MapSL(lParam);
1311 MDICREATESTRUCTA cs;
1313 MDICREATESTRUCT16to32A( cs16, &cs );
1314 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1315 MDICREATESTRUCT32Ato16( &cs, cs16 );
1318 case WM_MDIACTIVATE:
1320 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32( HIWORD(lParam) ),
1321 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1322 else /* message sent to MDI client */
1323 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1325 case WM_MDIGETACTIVE:
1327 BOOL maximized = FALSE;
1328 ret = callback( hwnd32, msg, wParam, (LPARAM)&maximized, result, arg );
1329 *result = MAKELRESULT( LOWORD(*result), maximized );
1333 ret = callback( hwnd32, wParam ? WM_MDIREFRESHMENU : WM_MDISETMENU,
1334 (WPARAM)HMENU_32(LOWORD(lParam)), (LPARAM)HMENU_32(HIWORD(lParam)),
1337 case WM_GETMINMAXINFO:
1339 MINMAXINFO16 *mmi16 = MapSL(lParam);
1342 MINMAXINFO16to32( mmi16, &mmi );
1343 ret = callback( hwnd32, msg, wParam, (LPARAM)&mmi, result, arg );
1344 MINMAXINFO32to16( &mmi, mmi16 );
1347 case WM_WINDOWPOSCHANGING:
1348 case WM_WINDOWPOSCHANGED:
1350 WINDOWPOS16 *winpos16 = MapSL(lParam);
1353 WINDOWPOS16to32( winpos16, &winpos );
1354 ret = callback( hwnd32, msg, wParam, (LPARAM)&winpos, result, arg );
1355 WINDOWPOS32to16( &winpos, winpos16 );
1360 NCCALCSIZE_PARAMS16 *nc16 = MapSL(lParam);
1361 NCCALCSIZE_PARAMS nc;
1364 RECT16to32( &nc16->rgrc[0], &nc.rgrc[0] );
1367 RECT16to32( &nc16->rgrc[1], &nc.rgrc[1] );
1368 RECT16to32( &nc16->rgrc[2], &nc.rgrc[2] );
1369 WINDOWPOS16to32( MapSL(nc16->lppos), &winpos );
1372 ret = callback( hwnd32, msg, wParam, (LPARAM)&nc, result, arg );
1373 RECT32to16( &nc.rgrc[0], &nc16->rgrc[0] );
1376 RECT32to16( &nc.rgrc[1], &nc16->rgrc[1] );
1377 RECT32to16( &nc.rgrc[2], &nc16->rgrc[2] );
1378 WINDOWPOS32to16( &winpos, MapSL(nc16->lppos) );
1382 case WM_COMPAREITEM:
1384 COMPAREITEMSTRUCT16* cis16 = MapSL(lParam);
1385 COMPAREITEMSTRUCT cis;
1386 cis.CtlType = cis16->CtlType;
1387 cis.CtlID = cis16->CtlID;
1388 cis.hwndItem = WIN_Handle32( cis16->hwndItem );
1389 cis.itemID1 = cis16->itemID1;
1390 cis.itemData1 = cis16->itemData1;
1391 cis.itemID2 = cis16->itemID2;
1392 cis.itemData2 = cis16->itemData2;
1393 cis.dwLocaleId = 0; /* FIXME */
1394 ret = callback( hwnd32, msg, wParam, (LPARAM)&cis, result, arg );
1399 DELETEITEMSTRUCT16* dis16 = MapSL(lParam);
1400 DELETEITEMSTRUCT dis;
1401 dis.CtlType = dis16->CtlType;
1402 dis.CtlID = dis16->CtlID;
1403 dis.hwndItem = WIN_Handle32( dis16->hwndItem );
1404 dis.itemData = dis16->itemData;
1405 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1408 case WM_MEASUREITEM:
1410 MEASUREITEMSTRUCT16* mis16 = MapSL(lParam);
1411 MEASUREITEMSTRUCT mis;
1412 mis.CtlType = mis16->CtlType;
1413 mis.CtlID = mis16->CtlID;
1414 mis.itemID = mis16->itemID;
1415 mis.itemWidth = mis16->itemWidth;
1416 mis.itemHeight = mis16->itemHeight;
1417 mis.itemData = mis16->itemData;
1418 ret = callback( hwnd32, msg, wParam, (LPARAM)&mis, result, arg );
1419 mis16->itemWidth = (UINT16)mis.itemWidth;
1420 mis16->itemHeight = (UINT16)mis.itemHeight;
1425 DRAWITEMSTRUCT16* dis16 = MapSL(lParam);
1427 dis.CtlType = dis16->CtlType;
1428 dis.CtlID = dis16->CtlID;
1429 dis.itemID = dis16->itemID;
1430 dis.itemAction = dis16->itemAction;
1431 dis.itemState = dis16->itemState;
1432 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1433 : WIN_Handle32( dis16->hwndItem );
1434 dis.hDC = HDC_32(dis16->hDC);
1435 dis.itemData = dis16->itemData;
1436 dis.rcItem.left = dis16->rcItem.left;
1437 dis.rcItem.top = dis16->rcItem.top;
1438 dis.rcItem.right = dis16->rcItem.right;
1439 dis.rcItem.bottom = dis16->rcItem.bottom;
1440 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1445 COPYDATASTRUCT16 *cds16 = MapSL(lParam);
1447 cds.dwData = cds16->dwData;
1448 cds.cbData = cds16->cbData;
1449 cds.lpData = MapSL(cds16->lpData);
1450 ret = callback( hwnd32, msg, wParam, (LPARAM)&cds, result, arg );
1456 MSG16 *msg16 = MapSL(lParam);
1458 msg32.hwnd = WIN_Handle32( msg16->hwnd );
1459 msg32.message = msg16->message;
1460 msg32.wParam = msg16->wParam;
1461 msg32.lParam = msg16->lParam;
1462 msg32.time = msg16->time;
1463 msg32.pt.x = msg16->pt.x;
1464 msg32.pt.y = msg16->pt.y;
1465 ret = callback( hwnd32, msg, wParam, (LPARAM)&msg32, result, arg );
1468 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1473 next.hmenuIn = (HMENU)lParam;
1476 ret = callback( hwnd32, msg, wParam, (LPARAM)&next, result, arg );
1477 *result = MAKELONG( HMENU_16(next.hmenuNext), HWND_16(next.hwndNext) );
1484 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1485 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1489 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1490 (LPARAM)WIN_Handle32( HIWORD(lParam) ), result, arg );
1493 if (HIWORD(lParam) <= CTLCOLOR_STATIC)
1494 ret = callback( hwnd32, WM_CTLCOLORMSGBOX + HIWORD(lParam),
1495 (WPARAM)HDC_32(wParam), (LPARAM)WIN_Handle32( LOWORD(lParam) ),
1500 case WM_WININICHANGE:
1501 case WM_DEVMODECHANGE:
1502 case WM_ASKCBFORMATNAME:
1504 ret = callback( hwnd32, msg, wParam, (LPARAM)MapSL(lParam), result, arg );
1507 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1508 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1511 if((LOWORD(lParam) & MF_POPUP) && (LOWORD(lParam) != 0xFFFF))
1513 HMENU hmenu = HMENU_32(HIWORD(lParam));
1514 UINT pos = MENU_FindSubMenu( &hmenu, HMENU_32(wParam) );
1515 if (pos == 0xffff) pos = 0; /* NO_SELECTED_ITEM */
1518 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1519 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1521 case WM_PARENTNOTIFY:
1522 if ((wParam == WM_CREATE) || (wParam == WM_DESTROY))
1523 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1524 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1526 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1528 case WM_ACTIVATEAPP:
1529 /* We need this when SetActiveWindow sends a Sendmessage16() to
1530 * a 32-bit window. Might be superfluous with 32-bit interprocess
1531 * message queues. */
1532 if (lParam) lParam = HTASK_32(lParam);
1533 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1535 case WM_DDE_INITIATE:
1536 case WM_DDE_TERMINATE:
1537 case WM_DDE_UNADVISE:
1538 case WM_DDE_REQUEST:
1539 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1545 HANDLE16 lo16 = LOWORD(lParam);
1547 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE))) break;
1548 lParam = PackDDElParam( msg, lo32, HIWORD(lParam) );
1549 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1551 break; /* FIXME don't know how to free allocated memory (handle) !! */
1554 UINT_PTR lo = LOWORD(lParam);
1555 UINT_PTR hi = HIWORD(lParam);
1559 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1560 if (GlobalSize16(hi) != 0) flag |= 2;
1566 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1571 break; /* atom, nothing to do */
1573 MESSAGE("DDE_ACK: %lx both atom and handle... choosing handle\n", hi);
1576 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1579 lParam = PackDDElParam( WM_DDE_ACK, lo, hi );
1580 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1582 break; /* FIXME don't know how to free allocated memory (handle) !! */
1583 case WM_DDE_EXECUTE:
1584 lParam = convert_handle_16_to_32( lParam, GMEM_DDESHARE );
1585 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1586 break; /* FIXME don't know how to free allocated memory (handle) !! */
1587 case WM_PAINTCLIPBOARD:
1588 case WM_SIZECLIPBOARD:
1589 FIXME_(msg)( "message %04x needs translation\n", msg );
1592 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1599 /**********************************************************************
1600 * __wine_call_wndproc (USER.1010)
1602 LRESULT WINAPI __wine_call_wndproc( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
1608 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
1610 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
1615 /**********************************************************************
1616 * WINPROC_CallProc32ATo16
1618 * Call a 16-bit window procedure, translating the 32-bit args.
1620 LRESULT WINPROC_CallProc32ATo16( winproc_callback16_t callback, HWND hwnd, UINT msg,
1621 WPARAM wParam, LPARAM lParam, LRESULT *result, void *arg )
1625 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
1626 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1633 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)lParam;
1635 MDICREATESTRUCT16 mdi_cs16;
1636 BOOL mdi_child = (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD);
1638 CREATESTRUCT32Ato16( cs32, &cs );
1639 cs.lpszName = MapLS( cs32->lpszName );
1640 cs.lpszClass = MapLS( cs32->lpszClass );
1644 MDICREATESTRUCTA *mdi_cs = cs32->lpCreateParams;
1645 MDICREATESTRUCT32Ato16( mdi_cs, &mdi_cs16 );
1646 mdi_cs16.szTitle = MapLS( mdi_cs->szTitle );
1647 mdi_cs16.szClass = MapLS( mdi_cs->szClass );
1648 cs.lpCreateParams = MapLS( &mdi_cs16 );
1650 lParam = MapLS( &cs );
1651 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1653 UnMapLS( cs.lpszName );
1654 UnMapLS( cs.lpszClass );
1657 UnMapLS( cs.lpCreateParams );
1658 UnMapLS( mdi_cs16.szTitle );
1659 UnMapLS( mdi_cs16.szClass );
1665 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)lParam;
1666 MDICREATESTRUCT16 cs;
1668 MDICREATESTRUCT32Ato16( cs32, &cs );
1669 cs.szTitle = MapLS( cs32->szTitle );
1670 cs.szClass = MapLS( cs32->szClass );
1671 lParam = MapLS( &cs );
1672 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1674 UnMapLS( cs.szTitle );
1675 UnMapLS( cs.szClass );
1678 case WM_MDIACTIVATE:
1679 if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
1680 ret = callback( HWND_16(hwnd), msg, ((HWND)lParam == hwnd),
1681 MAKELPARAM( LOWORD(lParam), LOWORD(wParam) ), result, arg );
1683 ret = callback( HWND_16(hwnd), msg, HWND_16( wParam ), 0, result, arg );
1685 case WM_MDIGETACTIVE:
1686 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1687 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(*result);
1688 *result = (LRESULT)WIN_Handle32( LOWORD(*result) );
1691 ret = callback( HWND_16(hwnd), msg, (lParam == 0),
1692 MAKELPARAM( LOWORD(wParam), LOWORD(lParam) ), result, arg );
1694 case WM_GETMINMAXINFO:
1696 MINMAXINFO *mmi32 = (MINMAXINFO *)lParam;
1699 MINMAXINFO32to16( mmi32, &mmi );
1700 lParam = MapLS( &mmi );
1701 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1703 MINMAXINFO16to32( &mmi, mmi32 );
1708 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)lParam;
1709 NCCALCSIZE_PARAMS16 nc;
1712 RECT32to16( &nc32->rgrc[0], &nc.rgrc[0] );
1715 RECT32to16( &nc32->rgrc[1], &nc.rgrc[1] );
1716 RECT32to16( &nc32->rgrc[2], &nc.rgrc[2] );
1717 WINDOWPOS32to16( nc32->lppos, &winpos );
1718 nc.lppos = MapLS( &winpos );
1720 lParam = MapLS( &nc );
1721 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1723 RECT16to32( &nc.rgrc[0], &nc32->rgrc[0] );
1726 RECT16to32( &nc.rgrc[1], &nc32->rgrc[1] );
1727 RECT16to32( &nc.rgrc[2], &nc32->rgrc[2] );
1728 WINDOWPOS16to32( &winpos, nc32->lppos );
1729 UnMapLS( nc.lppos );
1733 case WM_WINDOWPOSCHANGING:
1734 case WM_WINDOWPOSCHANGED:
1736 WINDOWPOS *winpos32 = (WINDOWPOS *)lParam;
1739 WINDOWPOS32to16( winpos32, &winpos );
1740 lParam = MapLS( &winpos );
1741 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1743 WINDOWPOS16to32( &winpos, winpos32 );
1746 case WM_COMPAREITEM:
1748 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)lParam;
1749 COMPAREITEMSTRUCT16 cis;
1750 cis.CtlType = cis32->CtlType;
1751 cis.CtlID = cis32->CtlID;
1752 cis.hwndItem = HWND_16( cis32->hwndItem );
1753 cis.itemID1 = cis32->itemID1;
1754 cis.itemData1 = cis32->itemData1;
1755 cis.itemID2 = cis32->itemID2;
1756 cis.itemData2 = cis32->itemData2;
1757 lParam = MapLS( &cis );
1758 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1764 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)lParam;
1765 DELETEITEMSTRUCT16 dis;
1766 dis.CtlType = dis32->CtlType;
1767 dis.CtlID = dis32->CtlID;
1768 dis.itemID = dis32->itemID;
1769 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
1770 : HWND_16( dis32->hwndItem );
1771 dis.itemData = dis32->itemData;
1772 lParam = MapLS( &dis );
1773 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1779 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)lParam;
1780 DRAWITEMSTRUCT16 dis;
1781 dis.CtlType = dis32->CtlType;
1782 dis.CtlID = dis32->CtlID;
1783 dis.itemID = dis32->itemID;
1784 dis.itemAction = dis32->itemAction;
1785 dis.itemState = dis32->itemState;
1786 dis.hwndItem = HWND_16( dis32->hwndItem );
1787 dis.hDC = HDC_16(dis32->hDC);
1788 dis.itemData = dis32->itemData;
1789 dis.rcItem.left = dis32->rcItem.left;
1790 dis.rcItem.top = dis32->rcItem.top;
1791 dis.rcItem.right = dis32->rcItem.right;
1792 dis.rcItem.bottom = dis32->rcItem.bottom;
1793 lParam = MapLS( &dis );
1794 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1798 case WM_MEASUREITEM:
1800 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)lParam;
1801 MEASUREITEMSTRUCT16 mis;
1802 mis.CtlType = mis32->CtlType;
1803 mis.CtlID = mis32->CtlID;
1804 mis.itemID = mis32->itemID;
1805 mis.itemWidth = mis32->itemWidth;
1806 mis.itemHeight = mis32->itemHeight;
1807 mis.itemData = mis32->itemData;
1808 lParam = MapLS( &mis );
1809 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1811 mis32->itemWidth = mis.itemWidth;
1812 mis32->itemHeight = mis.itemHeight;
1817 COPYDATASTRUCT *cds32 = (COPYDATASTRUCT *)lParam;
1818 COPYDATASTRUCT16 cds;
1820 cds.dwData = cds32->dwData;
1821 cds.cbData = cds32->cbData;
1822 cds.lpData = MapLS( cds32->lpData );
1823 lParam = MapLS( &cds );
1824 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1826 UnMapLS( cds.lpData );
1832 MSG *msg32 = (MSG *)lParam;
1835 msg16.hwnd = HWND_16( msg32->hwnd );
1836 msg16.message = msg32->message;
1837 msg16.wParam = msg32->wParam;
1838 msg16.lParam = msg32->lParam;
1839 msg16.time = msg32->time;
1840 msg16.pt.x = msg32->pt.x;
1841 msg16.pt.y = msg32->pt.y;
1842 lParam = MapLS( &msg16 );
1843 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1847 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1851 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1852 ret = callback( HWND_16(hwnd), msg, wParam, (LPARAM)next->hmenuIn, result, arg );
1853 next->hmenuNext = HMENU_32( LOWORD(*result) );
1854 next->hwndNext = WIN_Handle32( HIWORD(*result) );
1859 case WM_ASKCBFORMATNAME:
1860 wParam = min( wParam, 0xff80 ); /* Must be < 64K */
1864 case WM_WININICHANGE:
1865 case WM_DEVMODECHANGE:
1866 lParam = MapLS( (void *)lParam );
1867 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1874 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ),
1879 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( HIWORD(wParam), (HWND16)lParam ),
1882 case WM_CTLCOLORMSGBOX:
1883 case WM_CTLCOLOREDIT:
1884 case WM_CTLCOLORLISTBOX:
1885 case WM_CTLCOLORBTN:
1886 case WM_CTLCOLORDLG:
1887 case WM_CTLCOLORSCROLLBAR:
1888 case WM_CTLCOLORSTATIC:
1889 ret = callback( HWND_16(hwnd), WM_CTLCOLOR, wParam,
1890 MAKELPARAM( (HWND16)lParam, msg - WM_CTLCOLORMSGBOX ), result, arg );
1893 if(HIWORD(wParam) & MF_POPUP)
1896 if ((HIWORD(wParam) != 0xffff) || lParam)
1898 if ((hmenu = GetSubMenu( (HMENU)lParam, LOWORD(wParam) )))
1900 ret = callback( HWND_16(hwnd), msg, HMENU_16(hmenu),
1901 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1908 ret = callback( HWND_16(hwnd), msg, wParam,
1909 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1911 case WM_PARENTNOTIFY:
1912 if ((LOWORD(wParam) == WM_CREATE) || (LOWORD(wParam) == WM_DESTROY))
1913 ret = callback( HWND_16(hwnd), msg, wParam,
1914 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ), result, arg );
1916 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1918 case WM_ACTIVATEAPP:
1919 ret = callback( HWND_16(hwnd), msg, wParam, HTASK_16( lParam ), result, arg );
1922 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
1923 ret = callback( HWND_16(hwnd), WM_PAINTICON, 1, lParam, result, arg );
1925 ret = callback( HWND_16(hwnd), WM_PAINT, wParam, lParam, result, arg );
1928 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON )) msg = WM_ICONERASEBKGND;
1929 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1931 case WM_DDE_INITIATE:
1932 case WM_DDE_TERMINATE:
1933 case WM_DDE_UNADVISE:
1934 case WM_DDE_REQUEST:
1935 ret = callback( HWND_16(hwnd), msg, HWND_16(wParam), lParam, result, arg );
1944 UnpackDDElParam( msg, lParam, &lo32, &hi );
1945 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE))) break;
1946 ret = callback( HWND_16(hwnd), msg, HWND_16(wParam),
1947 MAKELPARAM(lo16, hi), result, arg );
1949 break; /* FIXME don't know how to free allocated memory (handle) !! */
1956 UnpackDDElParam( msg, lParam, &lo, &hi );
1958 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
1959 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
1965 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1970 break; /* atom, nothing to do */
1972 MESSAGE("DDE_ACK: %lx both atom and handle... choosing handle\n", hi);
1975 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
1978 ret = callback( HWND_16(hwnd), msg, HWND_16(wParam),
1979 MAKELPARAM(lo, hi), result, arg );
1981 break; /* FIXME don't know how to free allocated memory (handle) !! */
1982 case WM_DDE_EXECUTE:
1983 lParam = convert_handle_32_to_16(lParam, GMEM_DDESHARE);
1984 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1985 break; /* FIXME don't know how to free allocated memory (handle) !! */
1987 ret = callback( HWND_16(hwnd), SBM_SETRANGE16, 0, MAKELPARAM(wParam, lParam), result, arg );
1990 ret = callback( HWND_16(hwnd), SBM_GETRANGE16, wParam, lParam, result, arg );
1991 *(LPINT)wParam = LOWORD(*result);
1992 *(LPINT)lParam = HIWORD(*result);
1999 ret = callback( HWND_16(hwnd), msg + BM_GETCHECK16 - BM_GETCHECK, wParam, lParam, result, arg );
2007 case EM_SCROLLCARET:
2010 case EM_GETLINECOUNT:
2022 case EM_LINEFROMCHAR:
2023 case EM_SETTABSTOPS:
2024 case EM_SETPASSWORDCHAR:
2025 case EM_EMPTYUNDOBUFFER:
2026 case EM_GETFIRSTVISIBLELINE:
2027 case EM_SETREADONLY:
2028 case EM_SETWORDBREAKPROC:
2029 case EM_GETWORDBREAKPROC:
2030 case EM_GETPASSWORDCHAR:
2031 ret = callback( HWND_16(hwnd), msg + EM_GETSEL16 - EM_GETSEL, wParam, lParam, result, arg );
2034 ret = callback( HWND_16(hwnd), EM_SETSEL16, 0, MAKELPARAM( wParam, lParam ), result, arg );
2038 case LB_DELETESTRING:
2039 case LB_GETANCHORINDEX:
2040 case LB_GETCARETINDEX:
2043 case LB_GETHORIZONTALEXTENT:
2044 case LB_GETITEMDATA:
2045 case LB_GETITEMHEIGHT:
2047 case LB_GETSELCOUNT:
2049 case LB_GETTOPINDEX:
2050 case LB_RESETCONTENT:
2051 case LB_SELITEMRANGE:
2052 case LB_SELITEMRANGEEX:
2053 case LB_SETANCHORINDEX:
2054 case LB_SETCARETINDEX:
2055 case LB_SETCOLUMNWIDTH:
2057 case LB_SETHORIZONTALEXTENT:
2058 case LB_SETITEMDATA:
2059 case LB_SETITEMHEIGHT:
2061 case LB_SETTOPINDEX:
2062 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2066 case LB_FINDSTRINGEXACT:
2067 case LB_INSERTSTRING:
2068 case LB_SELECTSTRING:
2072 lParam = MapLS( (LPSTR)lParam );
2073 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2076 case LB_GETSELITEMS:
2078 INT *items32 = (INT *)lParam;
2079 INT16 *items, buffer[512];
2082 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2083 if (!(items = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2084 lParam = MapLS( items );
2085 ret = callback( HWND_16(hwnd), LB_GETSELITEMS16, wParam, lParam, result, arg );
2087 for (i = 0; i < wParam; i++) items32[i] = items[i];
2088 free_buffer( buffer, items );
2091 case LB_SETTABSTOPS:
2094 INT *stops32 = (INT *)lParam;
2095 INT16 *stops, buffer[512];
2098 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2099 if (!(stops = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2100 for (i = 0; i < wParam; i++) stops[i] = stops32[i];
2101 lParam = MapLS( stops );
2102 ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2104 free_buffer( buffer, stops );
2106 else ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2108 case CB_DELETESTRING:
2110 case CB_GETLBTEXTLEN:
2112 case CB_RESETCONTENT:
2116 case CB_SHOWDROPDOWN:
2117 case CB_SETITEMDATA:
2118 case CB_SETITEMHEIGHT:
2119 case CB_GETITEMHEIGHT:
2120 case CB_SETEXTENDEDUI:
2121 case CB_GETEXTENDEDUI:
2122 case CB_GETDROPPEDSTATE:
2123 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2126 ret = callback( HWND_16(hwnd), CB_GETEDITSEL16, wParam, lParam, result, arg );
2127 if (wParam) *((PUINT)(wParam)) = LOWORD(*result);
2128 if (lParam) *((PUINT)(lParam)) = HIWORD(*result); /* FIXME: substract 1? */
2132 case CB_FINDSTRINGEXACT:
2133 case CB_INSERTSTRING:
2134 case CB_SELECTSTRING:
2137 lParam = MapLS( (LPSTR)lParam );
2138 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2141 case LB_GETITEMRECT:
2142 case CB_GETDROPPEDCONTROLRECT:
2144 RECT *r32 = (RECT *)lParam;
2146 lParam = MapLS( &rect );
2147 ret = callback( HWND_16(hwnd),
2148 (msg == LB_GETITEMRECT) ? LB_GETITEMRECT16 : CB_GETDROPPEDCONTROLRECT16,
2149 wParam, lParam, result, arg );
2151 RECT16to32( &rect, r32 );
2154 case WM_PAINTCLIPBOARD:
2155 case WM_SIZECLIPBOARD:
2156 FIXME_(msg)( "message %04x needs translation\n", msg );
2158 /* the following messages should not be sent to 16-bit apps */
2161 case WM_CAPTURECHANGED:
2162 case WM_STYLECHANGING:
2163 case WM_STYLECHANGED:
2166 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
2173 /**********************************************************************
2174 * WINPROC_call_window
2176 * Call the window procedure of the specified window.
2178 BOOL WINPROC_call_window( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2179 LRESULT *result, BOOL unicode, enum wm_char_mapping mapping )
2181 struct user_thread_info *thread_info = get_user_thread_info();
2185 if (!(wndPtr = WIN_GetPtr( hwnd ))) return FALSE;
2186 if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
2187 if (wndPtr->tid != GetCurrentThreadId())
2189 WIN_ReleasePtr( wndPtr );
2192 proc = handle_to_proc( wndPtr->winproc );
2193 WIN_ReleasePtr( wndPtr );
2195 if (!proc) return TRUE;
2197 if (thread_info->recursion_count > MAX_WINPROC_RECURSION) return FALSE;
2198 thread_info->recursion_count++;
2203 call_window_proc( hwnd, msg, wParam, lParam, result, proc->procW );
2204 else if (proc->procA)
2205 WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, result, proc->procA );
2207 WINPROC_CallProcWtoA( call_window_proc_Ato16, hwnd, msg, wParam, lParam, result, proc->proc16 );
2212 call_window_proc( hwnd, msg, wParam, lParam, result, proc->procA );
2213 else if (proc->procW)
2214 WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, result, proc->procW, mapping );
2216 WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, result, proc->proc16 );
2218 thread_info->recursion_count--;
2223 /**********************************************************************
2224 * CallWindowProc (USER.122)
2226 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
2227 WPARAM16 wParam, LPARAM lParam )
2232 if (!func) return 0;
2234 if (!(proc = handle16_to_proc( func )))
2235 call_window_proc16( hwnd, msg, wParam, lParam, &result, func );
2236 else if (proc->procA)
2237 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2238 else if (proc->procW)
2239 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
2241 call_window_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2247 /**********************************************************************
2248 * CallWindowProcA (USER32.@)
2250 * The CallWindowProc() function invokes the windows procedure _func_,
2251 * with _hwnd_ as the target window, the message specified by _msg_, and
2252 * the message parameters _wParam_ and _lParam_.
2254 * Some kinds of argument conversion may be done, I'm not sure what.
2256 * CallWindowProc() may be used for windows subclassing. Use
2257 * SetWindowLong() to set a new windows procedure for windows of the
2258 * subclass, and handle subclassed messages in the new windows
2259 * procedure. The new windows procedure may then use CallWindowProc()
2260 * with _func_ set to the parent class's windows procedure to dispatch
2261 * the message to the superclass.
2265 * The return value is message dependent.
2271 LRESULT WINAPI CallWindowProcA(
2272 WNDPROC func, /* [in] window procedure */
2273 HWND hwnd, /* [in] target window */
2274 UINT msg, /* [in] message */
2275 WPARAM wParam, /* [in] message dependent parameter */
2276 LPARAM lParam /* [in] message dependent parameter */
2281 if (!func) return 0;
2283 if (!(proc = handle_to_proc( func )))
2284 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2285 else if (proc->procA)
2286 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2287 else if (proc->procW)
2288 WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, &result,
2289 proc->procW, WMCHAR_MAP_CALLWINDOWPROC );
2291 WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2296 /**********************************************************************
2297 * CallWindowProcW (USER32.@)
2299 * See CallWindowProcA.
2301 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
2302 WPARAM wParam, LPARAM lParam )
2307 if (!func) return 0;
2309 if (!(proc = handle_to_proc( func )))
2310 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2311 else if (proc->procW)
2312 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2313 else if (proc->procA)
2314 WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2316 WINPROC_CallProcWtoA( call_window_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2321 /**********************************************************************
2322 * WINPROC_CallDlgProc16
2324 INT_PTR WINPROC_CallDlgProc16( DLGPROC16 func, HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
2330 if (!func) return 0;
2332 if (!(proc = handle16_to_proc( (WNDPROC16)func )))
2334 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, func );
2336 else if (proc->procA)
2338 ret = WINPROC_CallProc16To32A( call_dialog_proc, hwnd, msg, wParam, lParam,
2339 &result, proc->procA );
2340 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2342 else if (proc->procW)
2344 ret = WINPROC_CallProc16To32A( call_dialog_proc_AtoW, hwnd, msg, wParam, lParam,
2345 &result, proc->procW );
2346 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2350 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2356 /**********************************************************************
2357 * WINPROC_CallDlgProcA
2359 INT_PTR WINPROC_CallDlgProcA( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2365 if (!func) return 0;
2367 if (!(proc = handle_to_proc( func )))
2368 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2369 else if (proc->procA)
2370 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2371 else if (proc->procW)
2373 ret = WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wParam, lParam, &result,
2374 proc->procW, WMCHAR_MAP_CALLWINDOWPROC );
2375 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2379 ret = WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2380 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2386 /**********************************************************************
2387 * WINPROC_CallDlgProcW
2389 INT_PTR WINPROC_CallDlgProcW( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2395 if (!func) return 0;
2397 if (!(proc = handle_to_proc( func )))
2398 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2399 else if (proc->procW)
2400 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2401 else if (proc->procA)
2403 ret = WINPROC_CallProcWtoA( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2404 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2408 ret = WINPROC_CallProcWtoA( call_dialog_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2409 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );