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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/port.h"
31 #include "wine/winbase16.h"
32 #include "wine/winuser16.h"
33 #include "stackframe.h"
39 #include "wine/debug.h"
45 WINE_DECLARE_DEBUG_CHANNEL(msg);
46 WINE_DECLARE_DEBUG_CHANNEL(relay);
47 WINE_DEFAULT_DEBUG_CHANNEL(win);
51 /* Window procedure 16-to-32-bit thunk */
54 BYTE popl_eax; /* popl %eax (return address) */
55 BYTE pushl_func; /* pushl $proc */
57 BYTE pushl_eax; /* pushl %eax */
58 BYTE ljmp; /* ljmp relay*/
59 DWORD relay_offset; /* __wine_call_wndproc_32A/W */
61 } WINPROC_THUNK_FROM16;
63 /* Window procedure 32-to-16-bit thunk */
66 BYTE popl_eax; /* popl %eax (return address) */
67 BYTE pushl_func; /* pushl $proc */
69 BYTE pushl_eax; /* pushl %eax */
70 BYTE jmp; /* jmp relay (relative jump)*/
71 void (*relay)(); /* WINPROC_CallProc32ATo16() */
72 } WINPROC_THUNK_FROM32;
74 /* Simple jmp to call 32-bit procedure directly */
77 BYTE jmp; /* jmp proc (relative jump) */
84 WINPROC_THUNK_FROM16 t_from16;
85 WINPROC_THUNK_FROM32 t_from32;
88 typedef struct tagWINDOWPROC
90 WINPROC_THUNK thunk; /* Thunk */
91 WINPROC_JUMP jmp; /* Jump */
92 struct tagWINDOWPROC *next; /* Next window proc */
93 UINT magic; /* Magic number */
94 WINDOWPROCTYPE type; /* Function type */
95 WINDOWPROCUSER user; /* Function user */
98 #define WINPROC_MAGIC ('W' | ('P' << 8) | ('R' << 16) | ('C' << 24))
100 #define WINPROC_THUNKPROC(pproc) \
101 (((pproc)->type == WIN_PROC_16) ? \
102 (WNDPROC16)((pproc)->thunk.t_from32.proc) : \
103 (WNDPROC16)((pproc)->thunk.t_from16.proc))
105 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
106 UINT msg, WPARAM wParam,
108 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
109 UINT msg, WPARAM wParam,
112 #define MAX_WINPROCS (0x10000 / sizeof(WINDOWPROC))
114 static WINDOWPROC winproc_array[MAX_WINPROCS];
115 static WINDOWPROC *winproc_first_free;
116 static UINT winproc_used;
118 static CRITICAL_SECTION winproc_cs;
119 static CRITICAL_SECTION_DEBUG critsect_debug =
122 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
123 0, 0, { 0, (DWORD)(__FILE__ ": winproc_cs") }
125 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
127 /* allocate a window procedure from the global array */
128 static WINDOWPROC *alloc_winproc(void)
130 WINDOWPROC *ret = NULL;
132 EnterCriticalSection( &winproc_cs );
133 if ((ret = winproc_first_free))
134 winproc_first_free = ret->next;
135 else if (winproc_used < MAX_WINPROCS)
136 ret = &winproc_array[winproc_used++];
137 LeaveCriticalSection( &winproc_cs );
141 static void free_winproc( WINDOWPROC *proc )
143 EnterCriticalSection( &winproc_cs );
145 proc->next = winproc_first_free;
146 winproc_first_free = proc;
147 LeaveCriticalSection( &winproc_cs );
150 static BOOL is_valid_winproc( WINDOWPROC *proc )
152 if (proc < winproc_array || proc >= winproc_array + MAX_WINPROCS) return FALSE;
153 if (proc != winproc_array + (proc - winproc_array)) return FALSE;
154 return (proc->magic == WINPROC_MAGIC);
157 static WORD get_winproc_selector(void)
159 static LONG winproc_selector;
162 if (!(ret = winproc_selector))
165 WORD sel = wine_ldt_alloc_entries(1);
166 wine_ldt_set_base( &entry, winproc_array );
167 wine_ldt_set_limit( &entry, sizeof(winproc_array) - 1 );
168 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
169 wine_ldt_set_entry( sel, &entry );
170 if (!(ret = InterlockedCompareExchange( &winproc_selector, sel, 0 ))) ret = sel;
171 else wine_ldt_free_entries( sel, 1 ); /* somebody beat us to it */
178 /* Some window procedures modify register they shouldn't, or are not
179 * properly declared stdcall; so we need a small assembly wrapper to
181 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
182 WPARAM wParam, LPARAM lParam );
183 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
193 "movl 8(%ebp),%eax\n\t"
195 "leal -12(%ebp),%esp\n\t"
202 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
203 WPARAM wParam, LPARAM lParam )
205 return proc( hwnd, msg, wParam, lParam );
207 #endif /* __i386__ */
209 /**********************************************************************
210 * WINPROC_CallWndProc32
212 * Call a 32-bit WndProc.
214 static LRESULT WINPROC_CallWndProc( WNDPROC proc, HWND hwnd, UINT msg,
215 WPARAM wParam, LPARAM lParam )
220 hwnd = WIN_GetFullHandle( hwnd );
222 DPRINTF( "%04lx:Call window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
223 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
224 /* To avoid any deadlocks, all the locks on the windows structures
225 must be suspended before the control is passed to the application */
226 iWndsLocks = WIN_SuspendWndsLock();
227 retvalue = WINPROC_wrapper( proc, hwnd, msg, wParam, lParam );
228 WIN_RestoreWndsLock(iWndsLocks);
231 DPRINTF( "%04lx:Ret window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx\n",
232 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam, retvalue );
236 /***********************************************************************
237 * WINPROC_CallWndProc16
239 * Call a 16-bit window procedure
241 static LRESULT WINAPI WINPROC_CallWndProc16( WNDPROC16 proc, HWND16 hwnd,
242 UINT16 msg, WPARAM16 wParam,
249 TEB *teb = NtCurrentTeb();
252 /* Window procedures want ax = hInstance, ds = es = ss */
254 memset(&context, '\0', sizeof(context));
255 context.SegDs = context.SegEs = SELECTOROF(teb->cur_stack);
256 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWL_HINSTANCE ))) context.Eax = context.SegDs;
257 context.SegCs = SELECTOROF(proc);
258 context.Eip = OFFSETOF(proc);
259 context.Ebp = OFFSETOF(teb->cur_stack)
260 + (WORD)&((STACK16FRAME*)0)->bp;
264 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
265 work if structures passed in lParam are placed in the stack/data
266 segment. Programmers easily make the mistake of converting lParam
267 to a near rather than a far pointer, since Windows apparently
268 allows this. We copy the structures to the 16 bit stack; this is
269 ugly but makes these programs work. */
274 offset = sizeof(CREATESTRUCT16); break;
276 offset = sizeof(DRAWITEMSTRUCT16); break;
278 offset = sizeof(COMPAREITEMSTRUCT16); break;
282 void *s = MapSL(lParam);
283 lParam = stack16_push( offset );
284 memcpy( MapSL(lParam), s, offset );
288 iWndsLocks = WIN_SuspendWndsLock();
293 args[1] = HIWORD(lParam);
294 args[0] = LOWORD(lParam);
295 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args), args, (DWORD *)&context );
296 ret = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
298 if (offset) stack16_pop( offset );
300 WIN_RestoreWndsLock(iWndsLocks);
306 /**********************************************************************
309 * Return a pointer to the win proc.
311 static WINDOWPROC *WINPROC_GetPtr( WNDPROC handle )
316 /* ptr cannot be < 64K */
317 if (!HIWORD(handle)) return NULL;
319 /* Check for a linear pointer */
321 ptr = (BYTE *)handle;
322 /* First check if it is the jmp address */
323 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->jmp);
324 if (is_valid_winproc(proc)) return proc;
326 /* Now it must be the thunk address */
327 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
328 if (is_valid_winproc(proc)) return proc;
330 /* Check for a segmented pointer */
332 if (!IsBadReadPtr16( (SEGPTR)handle, sizeof(proc->thunk) ))
334 ptr = MapSL( (SEGPTR)handle );
335 /* It must be the thunk address */
336 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
337 if (is_valid_winproc(proc)) return proc;
344 /**********************************************************************
345 * WINPROC_AllocWinProc
347 * Allocate a new window procedure.
349 static WINDOWPROC *WINPROC_AllocWinProc( WNDPROC func, WINDOWPROCTYPE type,
350 WINDOWPROCUSER user )
352 static FARPROC16 relay_32A, relay_32W;
354 WINDOWPROC *proc, *oldproc;
356 /* Allocate a window procedure */
358 if (!(proc = alloc_winproc())) return 0;
360 /* Check if the function is already a win proc */
362 if ((oldproc = WINPROC_GetPtr( func )))
371 proc->thunk.t_from32.popl_eax = 0x58; /* popl %eax */
372 proc->thunk.t_from32.pushl_func = 0x68; /* pushl $proc */
373 proc->thunk.t_from32.proc = (WNDPROC16)func;
374 proc->thunk.t_from32.pushl_eax = 0x50; /* pushl %eax */
375 proc->thunk.t_from32.jmp = 0xe9; /* jmp relay*/
376 proc->thunk.t_from32.relay = /* relative jump */
377 (void(*)())((DWORD)WINPROC_CallProc32ATo16 -
378 (DWORD)(&proc->thunk.t_from32.relay + 1));
381 if (!relay_32A) relay_32A = GetProcAddress16( GetModuleHandle16("user"),
382 "__wine_call_wndproc_32A" );
383 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
384 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
385 proc->thunk.t_from16.proc = func;
386 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
387 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
388 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32A);
389 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32A);
390 proc->jmp.jmp = 0xe9;
391 /* Fixup relative jump */
392 proc->jmp.proc = (WNDPROC)((DWORD)func - (DWORD)(&proc->jmp.proc + 1));
395 if (!relay_32W) relay_32W = GetProcAddress16( GetModuleHandle16("user"),
396 "__wine_call_wndproc_32W" );
397 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
398 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
399 proc->thunk.t_from16.proc = func;
400 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
401 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
402 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32W);
403 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32W);
404 proc->jmp.jmp = 0xe9;
405 /* Fixup relative jump */
406 proc->jmp.proc = (WNDPROC)((char *)func - (char *)(&proc->jmp.proc + 1));
409 /* Should not happen */
412 proc->magic = WINPROC_MAGIC;
417 TRACE("(%p,%d): returning %p\n", func, type, proc );
422 /**********************************************************************
425 * Get a window procedure pointer that can be passed to the Windows program.
427 WNDPROC16 WINPROC_GetProc( WNDPROC proc, WINDOWPROCTYPE type )
429 WINDOWPROC *ptr = (WINDOWPROC *)proc;
431 if (!proc) return NULL;
432 if (type == WIN_PROC_16) /* We want a 16:16 address */
434 if (ptr->type == WIN_PROC_16)
435 return ptr->thunk.t_from32.proc;
437 return (WNDPROC16)MAKESEGPTR( get_winproc_selector(),
438 (char *)&ptr->thunk - (char *)winproc_array );
440 else /* We want a 32-bit address */
442 if (ptr->type == WIN_PROC_16)
443 return (WNDPROC16)&ptr->thunk;
444 else if (type != ptr->type)
445 /* Have to return the jmp address if types don't match */
446 return (WNDPROC16)&ptr->jmp;
448 /* Some Win16 programs want to get back the proc they set */
449 return (WNDPROC16)ptr->thunk.t_from16.proc;
454 /**********************************************************************
457 * Set the window procedure for a window or class. There are
458 * three tree classes of winproc callbacks:
460 * 1) class -> wp - not subclassed
461 * class -> wp -> wp -> wp -> wp - SetClassLong()
463 * 2) window -' / - not subclassed
464 * window -> wp -> wp ' - SetWindowLong()
466 * 3) timer -> wp - SetTimer()
468 * Initially, winproc of the window points to the current winproc
469 * thunk of its class. Subclassing prepends a new thunk to the
470 * window winproc chain at the head of the list. Thus, window thunk
471 * list includes class thunks and the latter are preserved when the
472 * window is destroyed.
475 BOOL WINPROC_SetProc( WNDPROC *pFirst, WNDPROC func,
476 WINDOWPROCTYPE type, WINDOWPROCUSER user )
478 BOOL bRecycle = FALSE;
479 WINDOWPROC *proc, **ppPrev;
481 /* Check if function is already in the list */
483 ppPrev = (WINDOWPROC **)pFirst;
484 proc = WINPROC_GetPtr( func );
491 if ((*ppPrev)->user != user)
493 /* terminal thunk is being restored */
495 WINPROC_FreeProc( *pFirst, (*ppPrev)->user );
496 *(WINDOWPROC **)pFirst = *ppPrev;
505 if (((*ppPrev)->type == type) &&
506 (func == (WNDPROC)WINPROC_THUNKPROC(*ppPrev)))
508 if((*ppPrev)->user == user)
514 WINPROC_FreeProc( (WNDPROC)*ppPrev, user );
521 /* WPF_CLASS thunk terminates window thunk list */
522 if ((*ppPrev)->user != user) break;
523 ppPrev = &(*ppPrev)->next;
528 /* Extract this thunk from the list */
530 *ppPrev = proc->next;
532 else /* Allocate a new one */
534 if (proc) /* Was already a win proc */
537 func = (WNDPROC)WINPROC_THUNKPROC(proc);
539 proc = WINPROC_AllocWinProc( func, type, user );
540 if (!proc) return FALSE;
543 /* Add the win proc at the head of the list */
545 TRACE("(%p,%p,%d): res=%p\n", *pFirst, func, type, proc );
546 proc->next = *(WINDOWPROC **)pFirst;
547 *(WINDOWPROC **)pFirst = proc;
552 /**********************************************************************
555 * Free a list of win procs.
557 void WINPROC_FreeProc( WNDPROC proc, WINDOWPROCUSER user )
559 WINDOWPROC *ptr = (WINDOWPROC *)proc;
562 WINDOWPROC *next = ptr->next;
563 if (ptr->user != user) break;
564 TRACE("freeing %p (%d)\n", ptr, user);
571 /**********************************************************************
572 * WINPROC_GetProcType
574 * Return the window procedure type.
576 WINDOWPROCTYPE WINPROC_GetProcType( WNDPROC proc )
579 (((WINDOWPROC *)proc)->magic != WINPROC_MAGIC))
580 return WIN_PROC_INVALID;
581 return ((WINDOWPROC *)proc)->type;
583 /**********************************************************************
584 * WINPROC_TestCBForStr
586 * Return TRUE if the lparam is a string
588 inline static BOOL WINPROC_TestCBForStr( HWND hwnd )
590 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
591 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
593 /**********************************************************************
594 * WINPROC_TestLBForStr
596 * Return TRUE if the lparam is a string
598 inline static BOOL WINPROC_TestLBForStr( HWND hwnd )
600 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
601 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
604 /**********************************************************************
605 * WINPROC_MapMsg32ATo32W
607 * Map a message from Ansi to Unicode.
608 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
611 * WM_GETTEXT/WM_SETTEXT and static control with SS_ICON style:
612 * the first four bytes are the handle of the icon
613 * when the WM_SETTEXT message has been used to set the icon
615 INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
620 case WM_ASKCBFORMATNAME:
622 LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
623 *pwparam * sizeof(WCHAR) + sizeof(LPARAM) );
625 *ptr++ = *plparam; /* Store previous lParam */
626 *plparam = (LPARAM)ptr;
629 /* lparam is string (0-terminated) */
631 case WM_WININICHANGE:
632 case WM_DEVMODECHANGE:
638 DWORD len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, NULL, 0);
639 WCHAR *buf = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
640 len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, buf, len);
641 *plparam = (LPARAM)buf;
642 return (*plparam ? 1 : -1);
644 case WM_GETTEXTLENGTH:
645 case CB_GETLBTEXTLEN:
647 return 1; /* need to map result */
651 UNICODE_STRING usBuffer;
653 { CREATESTRUCTW cs; /* new structure */
654 LPCWSTR lpszName; /* allocated Name */
655 LPCWSTR lpszClass; /* allocated Class */
658 struct s *xs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct s));
660 xs->cs = *(CREATESTRUCTW *)*plparam;
661 if (HIWORD(xs->cs.lpszName))
663 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszName);
664 xs->lpszName = xs->cs.lpszName = usBuffer.Buffer;
666 if (HIWORD(xs->cs.lpszClass))
668 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszClass);
669 xs->lpszClass = xs->cs.lpszClass = usBuffer.Buffer;
671 *plparam = (LPARAM)xs;
676 MDICREATESTRUCTW *cs =
677 (MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
679 *cs = *(MDICREATESTRUCTW *)*plparam;
680 if (HIWORD(cs->szClass))
682 UNICODE_STRING usBuffer;
683 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szClass);
684 cs->szClass = usBuffer.Buffer;
686 if (HIWORD(cs->szTitle))
688 UNICODE_STRING usBuffer;
689 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szTitle);
690 cs->szTitle = usBuffer.Buffer;
692 *plparam = (LPARAM)cs;
698 case LB_INSERTSTRING:
700 case LB_FINDSTRINGEXACT:
701 case LB_SELECTSTRING:
702 if(!*plparam) return 0;
703 if ( WINPROC_TestLBForStr( hwnd ))
705 UNICODE_STRING usBuffer;
706 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
707 *plparam = (LPARAM)usBuffer.Buffer;
709 return (*plparam ? 1 : -1);
711 case LB_GETTEXT: /* FIXME: fixed sized buffer */
712 { if ( WINPROC_TestLBForStr( hwnd ))
713 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
715 *ptr++ = *plparam; /* Store previous lParam */
716 *plparam = (LPARAM)ptr;
723 case CB_INSERTSTRING:
724 case CB_FINDSTRINGEXACT:
726 case CB_SELECTSTRING:
727 if(!*plparam) return 0;
728 if ( WINPROC_TestCBForStr( hwnd ))
730 UNICODE_STRING usBuffer;
731 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
732 *plparam = (LPARAM)usBuffer.Buffer;
734 return (*plparam ? 1 : -1);
736 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
737 { if ( WINPROC_TestCBForStr( hwnd ))
738 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
740 *ptr++ = *plparam; /* Store previous lParam */
741 *plparam = (LPARAM)ptr;
748 { WORD len = (WORD)*plparam;
749 LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(WCHAR) );
751 *ptr++ = *plparam; /* Store previous lParam */
752 *((WORD *) ptr) = len; /* Store the length */
753 *plparam = (LPARAM)ptr;
763 case EM_SETPASSWORDCHAR:
765 BYTE ch = LOWORD(*pwparam);
767 MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
768 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
776 ch[0] = (*pwparam >> 8);
777 ch[1] = *pwparam & 0xff;
778 MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
779 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
783 case WM_PAINTCLIPBOARD:
784 case WM_SIZECLIPBOARD:
785 FIXME_(msg)("message %s (0x%x) needs translation, please report\n", SPY_GetMsgName(msg, hwnd), msg );
787 default: /* No translation needed */
793 /**********************************************************************
794 * WINPROC_UnmapMsg32ATo32W
796 * Unmap a message that was mapped from Ansi to Unicode.
798 LRESULT WINPROC_UnmapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
804 case WM_ASKCBFORMATNAME:
806 LPARAM *ptr = (LPARAM *)lParam - 1;
807 if (wParam > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
808 (LPSTR)*ptr, wParam, NULL, NULL ))
809 ((LPSTR)*ptr)[wParam-1] = 0;
810 HeapFree( GetProcessHeap(), 0, ptr );
813 case WM_GETTEXTLENGTH:
814 case CB_GETLBTEXTLEN:
816 /* there may be one DBCS char for each Unicode char */
822 { CREATESTRUCTW cs; /* new structure */
823 LPWSTR lpszName; /* allocated Name */
824 LPWSTR lpszClass; /* allocated Class */
826 struct s *xs = (struct s *)lParam;
827 if (xs->lpszName) HeapFree( GetProcessHeap(), 0, xs->lpszName );
828 if (xs->lpszClass) HeapFree( GetProcessHeap(), 0, xs->lpszClass );
829 HeapFree( GetProcessHeap(), 0, xs );
835 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
836 if (HIWORD(cs->szTitle))
837 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
838 if (HIWORD(cs->szClass))
839 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
840 HeapFree( GetProcessHeap(), 0, cs );
845 case WM_WININICHANGE:
846 case WM_DEVMODECHANGE:
851 HeapFree( GetProcessHeap(), 0, (void *)lParam );
856 case LB_INSERTSTRING:
858 case LB_FINDSTRINGEXACT:
859 case LB_SELECTSTRING:
860 if ( WINPROC_TestLBForStr( hwnd ))
861 HeapFree( GetProcessHeap(), 0, (void *)lParam );
865 { if ( WINPROC_TestLBForStr( hwnd ))
866 { LPARAM *ptr = (LPARAM *)lParam - 1;
867 WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
868 HeapFree( GetProcessHeap(), 0, ptr );
875 case CB_INSERTSTRING:
877 case CB_FINDSTRINGEXACT:
878 case CB_SELECTSTRING:
879 if ( WINPROC_TestCBForStr( hwnd ))
880 HeapFree( GetProcessHeap(), 0, (void *)lParam );
884 { if ( WINPROC_TestCBForStr( hwnd ))
885 { LPARAM *ptr = (LPARAM *)lParam - 1;
886 WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
887 HeapFree( GetProcessHeap(), 0, ptr );
894 { LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lParam */
895 WORD len = *(WORD *) lParam;
896 if (len > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
897 (LPSTR)*ptr, len, NULL, NULL ))
898 ((LPSTR)*ptr)[len-1] = 0;
899 HeapFree( GetProcessHeap(), 0, ptr );
907 /**********************************************************************
908 * WINPROC_MapMsg32WTo32A
910 * Map a message from Unicode to Ansi.
911 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
913 INT WINPROC_MapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
918 case WM_ASKCBFORMATNAME:
920 LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
921 *pwparam + sizeof(LPARAM) );
923 *ptr++ = *plparam; /* Store previous lParam */
924 *plparam = (LPARAM)ptr;
929 case WM_WININICHANGE:
930 case WM_DEVMODECHANGE:
935 if(!*plparam) return 0;
936 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
937 return (*plparam ? 1 : -1);
942 CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
945 *cs = *(CREATESTRUCTA *)*plparam;
946 if (HIWORD(cs->lpszName))
947 cs->lpszName = HEAP_strdupWtoA( GetProcessHeap(), 0,
948 (LPCWSTR)cs->lpszName );
949 if (HIWORD(cs->lpszClass))
950 cs->lpszClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
951 (LPCWSTR)cs->lpszClass);
952 *plparam = (LPARAM)cs;
957 MDICREATESTRUCTA *cs =
958 (MDICREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
960 *cs = *(MDICREATESTRUCTA *)*plparam;
961 if (HIWORD(cs->szTitle))
962 cs->szTitle = HEAP_strdupWtoA( GetProcessHeap(), 0,
963 (LPCWSTR)cs->szTitle );
964 if (HIWORD(cs->szClass))
965 cs->szClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
966 (LPCWSTR)cs->szClass );
967 *plparam = (LPARAM)cs;
973 case LB_INSERTSTRING:
975 case LB_FINDSTRINGEXACT:
976 case LB_SELECTSTRING:
977 if(!*plparam) return 0;
978 if ( WINPROC_TestLBForStr( hwnd ))
979 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
980 return (*plparam ? 1 : -1);
982 case LB_GETTEXT: /* FIXME: fixed sized buffer */
983 { if ( WINPROC_TestLBForStr( hwnd ))
984 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
986 *ptr++ = *plparam; /* Store previous lParam */
987 *plparam = (LPARAM)ptr;
994 case CB_INSERTSTRING:
996 case CB_FINDSTRINGEXACT:
997 case CB_SELECTSTRING:
998 if(!*plparam) return 0;
999 if ( WINPROC_TestCBForStr( hwnd ))
1000 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
1001 return (*plparam ? 1 : -1);
1003 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
1004 { if ( WINPROC_TestCBForStr( hwnd ))
1005 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
1006 if (!ptr) return -1;
1007 *ptr++ = *plparam; /* Store previous lParam */
1008 *plparam = (LPARAM)ptr;
1013 /* Multiline edit */
1015 { WORD len = (WORD)*plparam;
1016 LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(CHAR) );
1017 if (!ptr) return -1;
1018 *ptr++ = *plparam; /* Store previous lParam */
1019 *((WORD *) ptr) = len; /* Store the length */
1020 *plparam = (LPARAM)ptr;
1029 case WM_SYSDEADCHAR:
1030 case EM_SETPASSWORDCHAR:
1032 WCHAR wch = LOWORD(*pwparam);
1034 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL );
1035 *pwparam = MAKEWPARAM( ch, HIWORD(*pwparam) );
1041 WCHAR wch = LOWORD(*pwparam);
1045 WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL );
1046 *pwparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(*pwparam) );
1050 case WM_PAINTCLIPBOARD:
1051 case WM_SIZECLIPBOARD:
1052 FIXME_(msg)("message %s (%04x) needs translation, please report\n",SPY_GetMsgName(msg, hwnd),msg );
1054 default: /* No translation needed */
1060 /**********************************************************************
1061 * WINPROC_UnmapMsg32WTo32A
1063 * Unmap a message that was mapped from Unicode to Ansi.
1065 void WINPROC_UnmapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
1070 case WM_ASKCBFORMATNAME:
1072 LPARAM *ptr = (LPARAM *)lParam - 1;
1075 if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, wParam ))
1076 ((LPWSTR)*ptr)[wParam-1] = 0;
1078 HeapFree( GetProcessHeap(), 0, ptr );
1083 case WM_WININICHANGE:
1084 case WM_DEVMODECHANGE:
1089 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1095 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
1096 if (HIWORD(cs->lpszName))
1097 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszName );
1098 if (HIWORD(cs->lpszClass))
1099 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszClass );
1100 HeapFree( GetProcessHeap(), 0, cs );
1106 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1107 if (HIWORD(cs->szTitle))
1108 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
1109 if (HIWORD(cs->szClass))
1110 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
1111 HeapFree( GetProcessHeap(), 0, cs );
1117 case LB_INSERTSTRING:
1119 case LB_FINDSTRINGEXACT:
1120 case LB_SELECTSTRING:
1121 if ( WINPROC_TestLBForStr( hwnd ))
1122 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1126 if ( WINPROC_TestLBForStr( hwnd ))
1128 LPARAM *ptr = (LPARAM *)lParam - 1;
1129 MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
1130 HeapFree( GetProcessHeap(), 0, ptr );
1136 case CB_INSERTSTRING:
1138 case CB_FINDSTRINGEXACT:
1139 case CB_SELECTSTRING:
1140 if ( WINPROC_TestCBForStr( hwnd ))
1141 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1145 if ( WINPROC_TestCBForStr( hwnd ))
1147 LPARAM *ptr = (LPARAM *)lParam - 1;
1148 MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
1149 HeapFree( GetProcessHeap(), 0, ptr );
1153 /* Multiline edit */
1155 { LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lparam */
1156 WORD len = *(WORD *)ptr;
1159 if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, len ))
1160 ((LPWSTR)*ptr)[len-1] = 0;
1162 HeapFree( GetProcessHeap(), 0, ptr );
1168 static UINT convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
1171 UINT sz = GlobalSize16(src);
1174 if (!(dst = GlobalAlloc(flags, sz)))
1176 ptr16 = GlobalLock16(src);
1177 ptr32 = GlobalLock(dst);
1178 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
1179 GlobalUnlock16(src);
1185 /**********************************************************************
1186 * WINPROC_MapMsg16To32A
1188 * Map a message from 16- to 32-bit Ansi.
1189 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1191 INT WINPROC_MapMsg16To32A( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1192 WPARAM *pwparam32, LPARAM *plparam )
1194 *pmsg32 = (UINT)msg16;
1195 *pwparam32 = (WPARAM)wParam16;
1202 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1203 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1207 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1208 *plparam = (LPARAM)WIN_Handle32( HIWORD(*plparam) );
1211 if ( HIWORD(*plparam) > CTLCOLOR_STATIC ) return -1;
1212 *pmsg32 = WM_CTLCOLORMSGBOX + HIWORD(*plparam);
1213 *pwparam32 = (WPARAM)HDC_32(wParam16);
1214 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1216 case WM_COMPAREITEM:
1218 COMPAREITEMSTRUCT16* cis16 = MapSL(*plparam);
1219 COMPAREITEMSTRUCT *cis = (COMPAREITEMSTRUCT *)
1220 HeapAlloc(GetProcessHeap(), 0, sizeof(*cis));
1221 if (!cis) return -1;
1222 cis->CtlType = cis16->CtlType;
1223 cis->CtlID = cis16->CtlID;
1224 cis->hwndItem = WIN_Handle32( cis16->hwndItem );
1225 cis->itemID1 = cis16->itemID1;
1226 cis->itemData1 = cis16->itemData1;
1227 cis->itemID2 = cis16->itemID2;
1228 cis->itemData2 = cis16->itemData2;
1229 cis->dwLocaleId = 0; /* FIXME */
1230 *plparam = (LPARAM)cis;
1235 DELETEITEMSTRUCT16* dis16 = MapSL(*plparam);
1236 DELETEITEMSTRUCT *dis = (DELETEITEMSTRUCT *)
1237 HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
1238 if (!dis) return -1;
1239 dis->CtlType = dis16->CtlType;
1240 dis->CtlID = dis16->CtlID;
1241 dis->hwndItem = WIN_Handle32( dis16->hwndItem );
1242 dis->itemData = dis16->itemData;
1243 *plparam = (LPARAM)dis;
1246 case WM_MEASUREITEM:
1248 MEASUREITEMSTRUCT16* mis16 = MapSL(*plparam);
1249 MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)
1250 HeapAlloc(GetProcessHeap(), 0,
1251 sizeof(*mis) + sizeof(LPARAM));
1252 if (!mis) return -1;
1253 mis->CtlType = mis16->CtlType;
1254 mis->CtlID = mis16->CtlID;
1255 mis->itemID = mis16->itemID;
1256 mis->itemWidth = mis16->itemWidth;
1257 mis->itemHeight = mis16->itemHeight;
1258 mis->itemData = mis16->itemData;
1259 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
1260 *plparam = (LPARAM)mis;
1265 DRAWITEMSTRUCT16* dis16 = MapSL(*plparam);
1266 DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT*)HeapAlloc(GetProcessHeap(), 0,
1268 if (!dis) return -1;
1269 dis->CtlType = dis16->CtlType;
1270 dis->CtlID = dis16->CtlID;
1271 dis->itemID = dis16->itemID;
1272 dis->itemAction = dis16->itemAction;
1273 dis->itemState = dis16->itemState;
1274 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1275 : WIN_Handle32( dis16->hwndItem );
1276 dis->hDC = HDC_32(dis16->hDC);
1277 dis->itemData = dis16->itemData;
1278 CONV_RECT16TO32( &dis16->rcItem, &dis->rcItem );
1279 *plparam = (LPARAM)dis;
1282 case WM_GETMINMAXINFO:
1284 MINMAXINFO *mmi = (MINMAXINFO *)HeapAlloc( GetProcessHeap(), 0,
1285 sizeof(*mmi) + sizeof(LPARAM));
1286 if (!mmi) return -1;
1287 STRUCT32_MINMAXINFO16to32( MapSL(*plparam), mmi );
1288 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
1289 *plparam = (LPARAM)mmi;
1294 case WM_WININICHANGE:
1295 case WM_DEVMODECHANGE:
1296 case WM_ASKCBFORMATNAME:
1297 *plparam = (LPARAM)MapSL(*plparam);
1301 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1302 MDICREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1304 STRUCT32_MDICREATESTRUCT16to32A( cs16, cs );
1305 cs->szTitle = MapSL(cs16->szTitle);
1306 cs->szClass = MapSL(cs16->szClass);
1307 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1308 *plparam = (LPARAM)cs;
1311 case WM_MDIGETACTIVE:
1312 *plparam = (LPARAM)HeapAlloc( GetProcessHeap(), 0, sizeof(BOOL) );
1313 *(BOOL*)(*plparam) = 0;
1317 *pmsg32=WM_MDIREFRESHMENU;
1318 *pwparam32 = (WPARAM)HMENU_32(LOWORD(*plparam));
1319 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1322 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1323 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1326 if((LOWORD(*plparam) & MF_POPUP) && (LOWORD(*plparam) != 0xFFFF))
1328 HMENU hmenu=HMENU_32(HIWORD(*plparam));
1329 UINT Pos=MENU_FindSubMenu( &hmenu, HMENU_32(wParam16));
1330 if(Pos==0xFFFF) Pos=0; /* NO_SELECTED_ITEM */
1331 *pwparam32 = MAKEWPARAM( Pos, LOWORD(*plparam) );
1333 else *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1334 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1336 case WM_MDIACTIVATE:
1339 *pwparam32 = (WPARAM)WIN_Handle32( HIWORD(*plparam) );
1340 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1342 else /* message sent to MDI client */
1343 *pwparam32 = wParam16;
1347 NCCALCSIZE_PARAMS16 *nc16;
1348 NCCALCSIZE_PARAMS *nc;
1350 nc = (NCCALCSIZE_PARAMS *)HeapAlloc( GetProcessHeap(), 0,
1351 sizeof(*nc) + sizeof(LPARAM) );
1353 nc16 = MapSL(*plparam);
1354 CONV_RECT16TO32( &nc16->rgrc[0], &nc->rgrc[0] );
1357 nc->lppos = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
1358 sizeof(*nc->lppos) );
1359 CONV_RECT16TO32( &nc16->rgrc[1], &nc->rgrc[1] );
1360 CONV_RECT16TO32( &nc16->rgrc[2], &nc->rgrc[2] );
1361 if (nc->lppos) STRUCT32_WINDOWPOS16to32( MapSL(nc16->lppos), nc->lppos );
1363 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
1364 *plparam = (LPARAM)nc;
1370 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1371 CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
1372 sizeof(*cs) + sizeof(LPARAM) );
1374 STRUCT32_CREATESTRUCT16to32A( cs16, cs );
1375 cs->lpszName = MapSL(cs16->lpszName);
1376 cs->lpszClass = MapSL(cs16->lpszClass);
1377 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1378 *plparam = (LPARAM)cs;
1381 case WM_PARENTNOTIFY:
1382 if ((wParam16 == WM_CREATE) || (wParam16 == WM_DESTROY))
1384 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1385 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1388 case WM_WINDOWPOSCHANGING:
1389 case WM_WINDOWPOSCHANGED:
1391 WINDOWPOS *wp = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
1392 sizeof(*wp) + sizeof(LPARAM) );
1394 STRUCT32_WINDOWPOS16to32( MapSL(*plparam), wp );
1395 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
1396 *plparam = (LPARAM)wp;
1402 LPMSG16 msg16 = MapSL(*plparam);
1403 LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1405 if (!msg32) return -1;
1406 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1407 msg32->lParam = msg16->lParam;
1408 msg32->time = msg16->time;
1409 CONV_POINT16TO32(&msg16->pt,&msg32->pt);
1410 /* this is right, right? */
1411 if (WINPROC_MapMsg16To32A( msg32->hwnd, msg16->message,msg16->wParam,
1412 &msg32->message,&msg32->wParam,
1413 &msg32->lParam)<0) {
1414 HeapFree( GetProcessHeap(), 0, msg32 );
1417 *plparam = (LPARAM)msg32;
1422 *plparam = (LPARAM)MapSL(*plparam);
1424 case WM_ACTIVATEAPP:
1425 /* We need this when SetActiveWindow sends a Sendmessage16() to
1426 * a 32bit window. Might be superflous with 32bit interprocess
1427 * message queues. */
1428 if (*plparam) *plparam = HTASK_32( *plparam );
1432 MDINEXTMENU *next = HeapAlloc( GetProcessHeap(), 0, sizeof(*next) );
1433 if (!next) return -1;
1434 next->hmenuIn = (HMENU)*plparam;
1435 next->hmenuNext = 0;
1437 *plparam = (LPARAM)next;
1440 case WM_PAINTCLIPBOARD:
1441 case WM_SIZECLIPBOARD:
1442 FIXME_(msg)("message %04x needs translation\n",msg16 );
1444 case WM_DDE_INITIATE:
1445 case WM_DDE_TERMINATE:
1446 case WM_DDE_UNADVISE:
1447 case WM_DDE_REQUEST:
1448 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1458 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1459 lo16 = LOWORD(*plparam);
1460 hi = HIWORD(*plparam);
1461 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE)))
1463 *plparam = PackDDElParam(msg16, lo32, hi);
1465 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1472 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1474 lo = LOWORD(*plparam);
1475 hi = HIWORD(*plparam);
1477 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1478 if (GlobalSize16(hi) != 0) flag |= 2;
1484 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1489 break; /* atom, nothing to do */
1491 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
1494 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1497 *plparam = PackDDElParam(WM_DDE_ACK, lo, hi);
1499 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1500 case WM_DDE_EXECUTE:
1501 *plparam = convert_handle_16_to_32(*plparam, GMEM_DDESHARE);
1502 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1503 default: /* No translation needed */
1509 /**********************************************************************
1510 * WINPROC_UnmapMsg16To32A
1512 * Unmap a message that was mapped from 16- to 32-bit Ansi.
1514 LRESULT WINPROC_UnmapMsg16To32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1519 case WM_COMPAREITEM:
1522 HeapFree( GetProcessHeap(), 0, (LPVOID)lParam );
1524 case WM_MEASUREITEM:
1526 MEASUREITEMSTRUCT16 *mis16;
1527 MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)lParam;
1528 lParam = *(LPARAM *)(mis + 1);
1529 mis16 = MapSL(lParam);
1530 mis16->itemWidth = (UINT16)mis->itemWidth;
1531 mis16->itemHeight = (UINT16)mis->itemHeight;
1532 HeapFree( GetProcessHeap(), 0, mis );
1535 case WM_GETMINMAXINFO:
1537 MINMAXINFO *mmi = (MINMAXINFO *)lParam;
1538 lParam = *(LPARAM *)(mmi + 1);
1539 STRUCT32_MINMAXINFO32to16( mmi, MapSL(lParam));
1540 HeapFree( GetProcessHeap(), 0, mmi );
1545 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1546 lParam = *(LPARAM *)(cs + 1);
1547 STRUCT32_MDICREATESTRUCT32Ato16( cs, MapSL(lParam) );
1548 HeapFree( GetProcessHeap(), 0, cs );
1551 case WM_MDIGETACTIVE:
1552 result = MAKELONG( LOWORD(result), (BOOL16)(*(BOOL *)lParam) );
1553 HeapFree( GetProcessHeap(), 0, (BOOL *)lParam );
1557 NCCALCSIZE_PARAMS16 *nc16;
1558 NCCALCSIZE_PARAMS *nc = (NCCALCSIZE_PARAMS *)lParam;
1559 lParam = *(LPARAM *)(nc + 1);
1560 nc16 = MapSL(lParam);
1561 CONV_RECT32TO16( &nc->rgrc[0], &nc16->rgrc[0] );
1564 CONV_RECT32TO16( &nc->rgrc[1], &nc16->rgrc[1] );
1565 CONV_RECT32TO16( &nc->rgrc[2], &nc16->rgrc[2] );
1568 STRUCT32_WINDOWPOS32to16( nc->lppos, MapSL(nc16->lppos));
1569 HeapFree( GetProcessHeap(), 0, nc->lppos );
1572 HeapFree( GetProcessHeap(), 0, nc );
1578 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
1579 lParam = *(LPARAM *)(cs + 1);
1580 STRUCT32_CREATESTRUCT32Ato16( cs, MapSL(lParam) );
1581 HeapFree( GetProcessHeap(), 0, cs );
1584 case WM_WINDOWPOSCHANGING:
1585 case WM_WINDOWPOSCHANGED:
1587 WINDOWPOS *wp = (WINDOWPOS *)lParam;
1588 lParam = *(LPARAM *)(wp + 1);
1589 STRUCT32_WINDOWPOS32to16(wp, MapSL(lParam));
1590 HeapFree( GetProcessHeap(), 0, wp );
1596 LPMSG msg32 = (LPMSG)lParam;
1598 WINPROC_UnmapMsg16To32A( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1600 HeapFree( GetProcessHeap(), 0, msg32 );
1605 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1606 result = MAKELONG( HMENU_16(next->hmenuNext), HWND_16(next->hwndNext) );
1607 HeapFree( GetProcessHeap(), 0, next );
1615 /**********************************************************************
1616 * WINPROC_MapMsg16To32W
1618 * Map a message from 16- to 32-bit Unicode.
1619 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1621 INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1622 WPARAM *pwparam32, LPARAM *plparam )
1627 *pmsg32=(UINT)msg16;
1628 *pwparam32 = (WPARAM)wParam16;
1633 case WM_WININICHANGE:
1634 case WM_DEVMODECHANGE:
1635 case WM_ASKCBFORMATNAME:
1636 *plparam = (LPARAM)MapSL(*plparam);
1637 return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
1638 case WM_GETTEXTLENGTH:
1639 case CB_GETLBTEXTLEN:
1641 return 1; /* need to map result */
1645 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1646 CREATESTRUCTW *cs = (CREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
1647 sizeof(*cs) + sizeof(LPARAM) );
1649 STRUCT32_CREATESTRUCT16to32A( cs16, (CREATESTRUCTA *)cs );
1650 cs->lpszName = map_str_16_to_32W(cs16->lpszName);
1651 cs->lpszClass = map_str_16_to_32W(cs16->lpszClass);
1652 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1653 *plparam = (LPARAM)cs;
1658 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1659 MDICREATESTRUCTW *cs =
1660 (MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
1661 sizeof(*cs) + sizeof(LPARAM) );
1663 STRUCT32_MDICREATESTRUCT16to32A( cs16, (MDICREATESTRUCTA *)cs );
1664 cs->szTitle = map_str_16_to_32W(cs16->szTitle);
1665 cs->szClass = map_str_16_to_32W(cs16->szClass);
1666 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1667 *plparam = (LPARAM)cs;
1673 LPMSG16 msg16 = MapSL(*plparam);
1674 LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1676 if (!msg32) return -1;
1677 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1678 msg32->lParam = msg16->lParam;
1679 msg32->time = msg16->time;
1680 CONV_POINT16TO32(&msg16->pt,&msg32->pt);
1681 /* this is right, right? */
1682 if (WINPROC_MapMsg16To32W(hwnd, msg16->message,msg16->wParam,
1683 &msg32->message,&msg32->wParam,
1684 &msg32->lParam)<0) {
1685 HeapFree( GetProcessHeap(), 0, msg32 );
1688 *plparam = (LPARAM)msg32;
1695 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1696 *pwparam32 = MAKEWPARAM( wch, HIWORD(*plparam) );
1697 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1701 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1702 *pwparam32 = MAKEWPARAM( wch, LOWORD(*plparam) );
1703 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1708 case WM_SYSDEADCHAR:
1710 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1716 ch[0] = (wParam16 >> 8);
1717 ch[1] = wParam16 & 0xff;
1718 MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
1723 default: /* No Unicode translation needed */
1724 return WINPROC_MapMsg16To32A( hwnd, msg16, wParam16, pmsg32,
1725 pwparam32, plparam );
1730 /**********************************************************************
1731 * WINPROC_UnmapMsg16To32W
1733 * Unmap a message that was mapped from 16- to 32-bit Unicode.
1735 LRESULT WINPROC_UnmapMsg16To32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1742 case WM_GETTEXTLENGTH:
1743 case CB_GETLBTEXTLEN:
1745 case WM_ASKCBFORMATNAME:
1746 return WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
1750 CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
1751 lParam = *(LPARAM *)(cs + 1);
1752 STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs, MapSL(lParam) );
1753 unmap_str_16_to_32W( cs->lpszName );
1754 unmap_str_16_to_32W( cs->lpszClass );
1755 HeapFree( GetProcessHeap(), 0, cs );
1760 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
1761 lParam = *(LPARAM *)(cs + 1);
1762 STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs, MapSL(lParam) );
1763 unmap_str_16_to_32W( cs->szTitle );
1764 unmap_str_16_to_32W( cs->szClass );
1765 HeapFree( GetProcessHeap(), 0, cs );
1771 LPMSG msg32 = (LPMSG)lParam;
1773 WINPROC_UnmapMsg16To32W( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1775 HeapFree( GetProcessHeap(), 0, msg32 );
1779 return WINPROC_UnmapMsg16To32A( hwnd, msg, wParam, lParam, result );
1784 static HANDLE16 convert_handle_32_to_16(UINT src, unsigned int flags)
1787 UINT sz = GlobalSize((HANDLE)src);
1790 if (!(dst = GlobalAlloc16(flags, sz)))
1792 ptr32 = GlobalLock((HANDLE)src);
1793 ptr16 = GlobalLock16(dst);
1794 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
1795 GlobalUnlock((HANDLE)src);
1796 GlobalUnlock16(dst);
1802 /**********************************************************************
1803 * WINPROC_MapMsg32ATo16
1805 * Map a message from 32-bit Ansi to 16-bit.
1806 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1808 INT WINPROC_MapMsg32ATo16( HWND hwnd, UINT msg32, WPARAM wParam32,
1809 UINT16 *pmsg16, WPARAM16 *pwparam16,
1812 *pmsg16 = (UINT16)msg32;
1813 *pwparam16 = (WPARAM16)LOWORD(wParam32);
1821 *pmsg16 = (UINT16)msg32 + (BM_GETCHECK16 - BM_GETCHECK);
1830 case EM_SCROLLCARET:
1833 case EM_GETLINECOUNT:
1845 case EM_LINEFROMCHAR:
1846 case EM_SETTABSTOPS:
1847 case EM_SETPASSWORDCHAR:
1848 case EM_EMPTYUNDOBUFFER:
1849 case EM_GETFIRSTVISIBLELINE:
1850 case EM_SETREADONLY:
1851 case EM_SETWORDBREAKPROC:
1852 case EM_GETWORDBREAKPROC:
1853 case EM_GETPASSWORDCHAR:
1854 *pmsg16 = (UINT16)msg32 + (EM_GETSEL16 - EM_GETSEL);
1859 case LB_DELETESTRING:
1860 case LB_GETANCHORINDEX:
1861 case LB_GETCARETINDEX:
1864 case LB_GETHORIZONTALEXTENT:
1865 case LB_GETITEMDATA:
1866 case LB_GETITEMHEIGHT:
1868 case LB_GETSELCOUNT:
1870 case LB_GETTOPINDEX:
1871 case LB_RESETCONTENT:
1872 case LB_SELITEMRANGE:
1873 case LB_SELITEMRANGEEX:
1874 case LB_SETANCHORINDEX:
1875 case LB_SETCARETINDEX:
1876 case LB_SETCOLUMNWIDTH:
1878 case LB_SETHORIZONTALEXTENT:
1879 case LB_SETITEMDATA:
1880 case LB_SETITEMHEIGHT:
1882 case LB_SETTOPINDEX:
1883 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
1885 case CB_DELETESTRING:
1887 case CB_GETLBTEXTLEN:
1889 case CB_RESETCONTENT:
1893 case CB_SHOWDROPDOWN:
1894 case CB_SETITEMDATA:
1895 case CB_SETITEMHEIGHT:
1896 case CB_GETITEMHEIGHT:
1897 case CB_SETEXTENDEDUI:
1898 case CB_GETEXTENDEDUI:
1899 case CB_GETDROPPEDSTATE:
1900 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
1903 *pmsg16 = CB_GETEDITSEL16;
1908 case LB_FINDSTRINGEXACT:
1909 case LB_INSERTSTRING:
1910 case LB_SELECTSTRING:
1913 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
1914 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
1919 case CB_FINDSTRINGEXACT:
1920 case CB_INSERTSTRING:
1921 case CB_SELECTSTRING:
1923 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
1924 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
1927 case LB_GETITEMRECT:
1929 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
1930 if (!rect) return -1;
1931 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
1932 *plparam = MapLS( rect );
1934 *pmsg16 = LB_GETITEMRECT16;
1936 case LB_GETSELITEMS:
1939 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
1940 if (!(items = HeapAlloc( GetProcessHeap(), 0,
1941 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
1942 *((LPARAM *)items)++ = *plparam; /* Store the previous lParam */
1943 *plparam = MapLS( items );
1945 *pmsg16 = LB_GETSELITEMS16;
1947 case LB_SETTABSTOPS:
1952 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
1953 if (!(stops = HeapAlloc( GetProcessHeap(), 0,
1954 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
1955 for (i = 0; i < *pwparam16; i++) stops[i] = *((LPINT)*plparam+i);
1956 *plparam = MapLS( stops );
1959 *pmsg16 = LB_SETTABSTOPS16;
1962 case CB_GETDROPPEDCONTROLRECT:
1964 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
1965 if (!rect) return -1;
1966 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
1967 *plparam = (LPARAM)MapLS(rect);
1969 *pmsg16 = CB_GETDROPPEDCONTROLRECT16;
1973 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
1974 *pmsg16 = LB_GETTEXT16;
1978 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
1979 *pmsg16 = CB_GETLBTEXT16;
1984 *plparam = MAKELONG( (INT16)(INT)wParam32, (INT16)*plparam );
1985 *pmsg16 = EM_SETSEL16;
1992 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
1996 *plparam = MAKELPARAM( HIWORD(wParam32), (HWND16)*plparam );
1998 case WM_CTLCOLORMSGBOX:
1999 case WM_CTLCOLOREDIT:
2000 case WM_CTLCOLORLISTBOX:
2001 case WM_CTLCOLORBTN:
2002 case WM_CTLCOLORDLG:
2003 case WM_CTLCOLORSCROLLBAR:
2004 case WM_CTLCOLORSTATIC:
2005 *pmsg16 = WM_CTLCOLOR;
2006 *plparam = MAKELPARAM( (HWND16)*plparam,
2007 (WORD)msg32 - WM_CTLCOLORMSGBOX );
2009 case WM_COMPAREITEM:
2011 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)*plparam;
2012 COMPAREITEMSTRUCT16 *cis = HeapAlloc( GetProcessHeap(), 0, sizeof(COMPAREITEMSTRUCT16));
2013 if (!cis) return -1;
2014 cis->CtlType = (UINT16)cis32->CtlType;
2015 cis->CtlID = (UINT16)cis32->CtlID;
2016 cis->hwndItem = HWND_16( cis32->hwndItem );
2017 cis->itemID1 = (UINT16)cis32->itemID1;
2018 cis->itemData1 = cis32->itemData1;
2019 cis->itemID2 = (UINT16)cis32->itemID2;
2020 cis->itemData2 = cis32->itemData2;
2021 *plparam = MapLS( cis );
2026 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)*plparam;
2027 DELETEITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DELETEITEMSTRUCT16) );
2028 if (!dis) return -1;
2029 dis->CtlType = (UINT16)dis32->CtlType;
2030 dis->CtlID = (UINT16)dis32->CtlID;
2031 dis->itemID = (UINT16)dis32->itemID;
2032 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
2033 : HWND_16( dis32->hwndItem );
2034 dis->itemData = dis32->itemData;
2035 *plparam = MapLS( dis );
2040 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)*plparam;
2041 DRAWITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DRAWITEMSTRUCT16) );
2042 if (!dis) return -1;
2043 dis->CtlType = (UINT16)dis32->CtlType;
2044 dis->CtlID = (UINT16)dis32->CtlID;
2045 dis->itemID = (UINT16)dis32->itemID;
2046 dis->itemAction = (UINT16)dis32->itemAction;
2047 dis->itemState = (UINT16)dis32->itemState;
2048 dis->hwndItem = HWND_16( dis32->hwndItem );
2049 dis->hDC = HDC_16(dis32->hDC);
2050 dis->itemData = dis32->itemData;
2051 CONV_RECT32TO16( &dis32->rcItem, &dis->rcItem );
2052 *plparam = MapLS( dis );
2055 case WM_MEASUREITEM:
2057 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)*plparam;
2058 MEASUREITEMSTRUCT16 *mis = HeapAlloc( GetProcessHeap(), 0, sizeof(*mis)+sizeof(LPARAM));
2059 if (!mis) return -1;
2060 mis->CtlType = (UINT16)mis32->CtlType;
2061 mis->CtlID = (UINT16)mis32->CtlID;
2062 mis->itemID = (UINT16)mis32->itemID;
2063 mis->itemWidth = (UINT16)mis32->itemWidth;
2064 mis->itemHeight = (UINT16)mis32->itemHeight;
2065 mis->itemData = mis32->itemData;
2066 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
2067 *plparam = MapLS( mis );
2070 case WM_GETMINMAXINFO:
2072 MINMAXINFO16 *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM) );
2073 if (!mmi) return -1;
2074 STRUCT32_MINMAXINFO32to16( (MINMAXINFO *)*plparam, mmi );
2075 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
2076 *plparam = MapLS( mmi );
2080 case WM_ASKCBFORMATNAME:
2083 *pwparam16 = (WPARAM16)min( wParam32, 0xff80 ); /* Must be < 64K */
2084 if (!(str = HeapAlloc( GetProcessHeap(), 0, *pwparam16 + sizeof(LPARAM)))) return -1;
2085 *((LPARAM *)str)++ = *plparam; /* Store the previous lParam */
2086 *plparam = MapLS( str );
2091 MDICREATESTRUCT16 *cs;
2092 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)*plparam;
2094 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2095 STRUCT32_MDICREATESTRUCT32Ato16( cs32, cs );
2096 cs->szTitle = MapLS( cs32->szTitle );
2097 cs->szClass = MapLS( cs32->szClass );
2098 *plparam = MapLS( cs );
2101 case WM_MDIGETACTIVE:
2104 *plparam = MAKELPARAM( (HMENU16)LOWORD(wParam32),
2105 (HMENU16)LOWORD(*plparam) );
2106 *pwparam16 = (*plparam == 0);
2109 if(HIWORD(wParam32) & MF_POPUP)
2112 if (((UINT)HIWORD(wParam32) != 0xFFFF) || (*plparam))
2114 if((hmenu = GetSubMenu((HMENU)*plparam, *pwparam16)))
2115 *pwparam16=HMENU_16(hmenu);
2120 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2122 case WM_MDIACTIVATE:
2123 if (GetWindowLongA( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
2125 *pwparam16 = ((HWND)*plparam == hwnd);
2126 *plparam = MAKELPARAM( (HWND16)LOWORD(*plparam),
2127 (HWND16)LOWORD(wParam32) );
2131 *pwparam16 = HWND_16( (HWND)wParam32 );
2137 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)*plparam;
2138 NCCALCSIZE_PARAMS16 *nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM));
2141 CONV_RECT32TO16( &nc32->rgrc[0], &nc->rgrc[0] );
2145 CONV_RECT32TO16( &nc32->rgrc[1], &nc->rgrc[1] );
2146 CONV_RECT32TO16( &nc32->rgrc[2], &nc->rgrc[2] );
2147 if (!(wp = HeapAlloc( GetProcessHeap(), 0, sizeof(WINDOWPOS16) )))
2149 HeapFree( GetProcessHeap(), 0, nc );
2152 STRUCT32_WINDOWPOS32to16( nc32->lppos, wp );
2153 nc->lppos = MapLS( wp );
2155 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
2156 *plparam = MapLS( nc );
2163 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)*plparam;
2165 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2166 STRUCT32_CREATESTRUCT32Ato16( cs32, cs );
2167 cs->lpszName = MapLS( cs32->lpszName );
2168 cs->lpszClass = MapLS( cs32->lpszClass );
2169 *plparam = MapLS( cs );
2172 case WM_PARENTNOTIFY:
2173 if ((LOWORD(wParam32)==WM_CREATE) || (LOWORD(wParam32)==WM_DESTROY))
2174 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32));
2175 /* else nothing to do */
2178 *plparam = MapLS( (NMHDR *)*plparam ); /* NMHDR is already 32-bit */
2181 case WM_WININICHANGE:
2182 case WM_DEVMODECHANGE:
2183 *plparam = MapLS( (LPSTR)*plparam );
2185 case WM_WINDOWPOSCHANGING:
2186 case WM_WINDOWPOSCHANGED:
2188 WINDOWPOS16 *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
2190 STRUCT32_WINDOWPOS32to16( (WINDOWPOS *)*plparam, wp );
2191 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
2192 *plparam = MapLS( wp );
2197 LPMSG msg32 = (LPMSG) *plparam;
2198 LPMSG16 msg16 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG16) );
2200 if (!msg16) return -1;
2201 msg16->hwnd = HWND_16( msg32->hwnd );
2202 msg16->lParam = msg32->lParam;
2203 msg16->time = msg32->time;
2204 CONV_POINT32TO16(&msg32->pt,&msg16->pt);
2205 /* this is right, right? */
2206 if (WINPROC_MapMsg32ATo16(msg32->hwnd,msg32->message,msg32->wParam,
2207 &msg16->message,&msg16->wParam, &msg16->lParam)<0)
2209 HeapFree( GetProcessHeap(), 0, msg16 );
2212 *plparam = MapLS( msg16 );
2217 case WM_ACTIVATEAPP:
2218 if (*plparam) *plparam = HTASK_16( (HANDLE)*plparam );
2222 MDINEXTMENU *next = (MDINEXTMENU *)*plparam;
2223 *plparam = (LPARAM)next->hmenuIn;
2226 case WM_PAINTCLIPBOARD:
2227 case WM_SIZECLIPBOARD:
2228 FIXME_(msg)("message %04x needs translation\n", msg32 );
2230 /* following messages should not be sent to 16-bit apps */
2233 case WM_CAPTURECHANGED:
2234 case WM_STYLECHANGING:
2235 case WM_STYLECHANGED:
2237 case WM_DDE_INITIATE:
2238 case WM_DDE_TERMINATE:
2239 case WM_DDE_UNADVISE:
2240 case WM_DDE_REQUEST:
2241 *pwparam16 = HWND_16((HWND)wParam32);
2250 *pwparam16 = HWND_16((HWND)wParam32);
2251 UnpackDDElParam(msg32, *plparam, &lo32, &hi);
2252 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE)))
2254 *plparam = MAKELPARAM(lo16, hi);
2256 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2263 *pwparam16 = HWND_16((HWND)wParam32);
2265 UnpackDDElParam(msg32, *plparam, &lo, &hi);
2267 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
2268 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
2274 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
2279 break; /* atom, nothing to do */
2281 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
2284 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
2287 *plparam = MAKELPARAM(lo, hi);
2289 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2290 case WM_DDE_EXECUTE:
2291 *plparam = convert_handle_32_to_16(*plparam, GMEM_DDESHARE);
2292 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2293 default: /* No translation needed */
2299 /**********************************************************************
2300 * WINPROC_UnmapMsg32ATo16
2302 * Unmap a message that was mapped from 32-bit Ansi to 16-bit.
2304 void WINPROC_UnmapMsg32ATo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2313 case LB_FINDSTRINGEXACT:
2314 case LB_INSERTSTRING:
2315 case LB_SELECTSTRING:
2319 case CB_FINDSTRINGEXACT:
2320 case CB_INSERTSTRING:
2321 case CB_SELECTSTRING:
2325 case WM_WININICHANGE:
2326 case WM_DEVMODECHANGE:
2327 UnMapLS( (SEGPTR)p16->lParam );
2329 case LB_SETTABSTOPS:
2330 case WM_COMPAREITEM:
2334 void *ptr = MapSL( p16->lParam );
2335 UnMapLS( p16->lParam );
2336 HeapFree( GetProcessHeap(), 0, ptr );
2339 case CB_GETDROPPEDCONTROLRECT:
2340 case LB_GETITEMRECT:
2342 RECT16 *rect = MapSL(p16->lParam);
2343 UnMapLS( p16->lParam );
2344 p16->lParam = *(LPARAM *)(rect + 1);
2345 CONV_RECT16TO32( rect, (RECT *)(p16->lParam));
2346 HeapFree( GetProcessHeap(), 0, rect );
2349 case LB_GETSELITEMS:
2352 LPINT16 items = MapSL(p16->lParam);
2353 UnMapLS( p16->lParam );
2354 p16->lParam = *((LPARAM *)items - 1);
2355 for (i = 0; i < p16->wParam; i++) *((LPINT)(p16->lParam) + i) = items[i];
2356 HeapFree( GetProcessHeap(), 0, (LPARAM *)items - 1 );
2362 *((PUINT)(wParam)) = LOWORD(p16->lResult);
2364 *((PUINT)(lParam)) = HIWORD(p16->lResult); /* FIXME: substract 1? */
2367 case WM_MEASUREITEM:
2369 MEASUREITEMSTRUCT16 *mis = MapSL(p16->lParam);
2370 MEASUREITEMSTRUCT *mis32 = *(MEASUREITEMSTRUCT **)(mis + 1);
2371 mis32->itemWidth = mis->itemWidth;
2372 mis32->itemHeight = mis->itemHeight;
2373 UnMapLS( p16->lParam );
2374 HeapFree( GetProcessHeap(), 0, mis );
2377 case WM_GETMINMAXINFO:
2379 MINMAXINFO16 *mmi = MapSL(p16->lParam);
2380 UnMapLS( p16->lParam );
2381 p16->lParam = *(LPARAM *)(mmi + 1);
2382 STRUCT32_MINMAXINFO16to32( mmi, (MINMAXINFO *)(p16->lParam) );
2383 HeapFree( GetProcessHeap(), 0, mmi );
2387 case WM_ASKCBFORMATNAME:
2389 LPSTR str = MapSL(p16->lParam);
2390 UnMapLS( p16->lParam );
2391 p16->lParam = *((LPARAM *)str - 1);
2392 lstrcpynA( (LPSTR)(p16->lParam), str, p16->wParam );
2393 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2398 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2399 UnMapLS( cs->szTitle );
2400 UnMapLS( cs->szClass );
2401 UnMapLS( p16->lParam );
2402 HeapFree( GetProcessHeap(), 0, cs );
2405 case WM_MDIGETACTIVE:
2406 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(p16->lResult);
2407 p16->lResult = (LRESULT)WIN_Handle32( LOWORD(p16->lResult) );
2411 NCCALCSIZE_PARAMS *nc32;
2412 NCCALCSIZE_PARAMS16 *nc = MapSL(p16->lParam);
2413 UnMapLS( p16->lParam );
2414 p16->lParam = *(LPARAM *)(nc + 1);
2415 nc32 = (NCCALCSIZE_PARAMS *)(p16->lParam);
2416 CONV_RECT16TO32( &nc->rgrc[0], &nc32->rgrc[0] );
2419 WINDOWPOS16 *pos = MapSL(nc->lppos);
2420 UnMapLS( nc->lppos );
2421 CONV_RECT16TO32( &nc->rgrc[1], &nc32->rgrc[1] );
2422 CONV_RECT16TO32( &nc->rgrc[2], &nc32->rgrc[2] );
2423 STRUCT32_WINDOWPOS16to32( pos, nc32->lppos );
2424 HeapFree( GetProcessHeap(), 0, pos );
2426 HeapFree( GetProcessHeap(), 0, nc );
2432 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2433 UnMapLS( p16->lParam );
2434 UnMapLS( cs->lpszName );
2435 UnMapLS( cs->lpszClass );
2436 HeapFree( GetProcessHeap(), 0, cs );
2439 case WM_WINDOWPOSCHANGING:
2440 case WM_WINDOWPOSCHANGED:
2442 WINDOWPOS16 *wp = MapSL(p16->lParam);
2443 UnMapLS( p16->lParam );
2444 p16->lParam = *(LPARAM *)(wp + 1);
2445 STRUCT32_WINDOWPOS16to32( wp, (WINDOWPOS *)p16->lParam );
2446 HeapFree( GetProcessHeap(), 0, wp );
2450 UnMapLS(p16->lParam);
2455 LPMSG16 msg16 = MapSL(p16->lParam);
2457 UnMapLS( p16->lParam );
2458 msgp16.wParam=msg16->wParam;
2459 msgp16.lParam=msg16->lParam;
2460 WINPROC_UnmapMsg32ATo16(((LPMSG)lParam)->hwnd, ((LPMSG)lParam)->message,
2461 ((LPMSG)lParam)->wParam, ((LPMSG)lParam)->lParam,
2463 HeapFree( GetProcessHeap(), 0, msg16 );
2468 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
2469 next->hmenuNext = HMENU_32( LOWORD(p16->lResult) );
2470 next->hwndNext = WIN_Handle32( HIWORD(p16->lResult) );
2478 /**********************************************************************
2479 * WINPROC_MapMsg32WTo16
2481 * Map a message from 32-bit Unicode to 16-bit.
2482 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
2484 INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
2485 UINT16 *pmsg16, WPARAM16 *pwparam16,
2491 *pmsg16 = LOWORD(msg32);
2492 *pwparam16 = LOWORD(wParam32);
2497 case LB_FINDSTRINGEXACT:
2498 case LB_INSERTSTRING:
2499 case LB_SELECTSTRING:
2502 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2503 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
2508 case CB_FINDSTRINGEXACT:
2509 case CB_INSERTSTRING:
2510 case CB_SELECTSTRING:
2512 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2513 *pmsg16 = (UINT16)msg32 + (CB_ADDSTRING16 - CB_ADDSTRING);
2520 CREATESTRUCTW *cs32 = (CREATESTRUCTW *)*plparam;
2522 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2523 STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs32, cs );
2524 cs->lpszName = map_str_32W_to_16( cs32->lpszName );
2525 cs->lpszClass = map_str_32W_to_16( cs32->lpszClass );
2526 *plparam = MapLS(cs);
2531 MDICREATESTRUCT16 *cs;
2532 MDICREATESTRUCTW *cs32 = (MDICREATESTRUCTW *)*plparam;
2534 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2535 STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs32, cs );
2536 cs->szTitle = map_str_32W_to_16( cs32->szTitle );
2537 cs->szClass = map_str_32W_to_16( cs32->szClass );
2538 *plparam = MapLS(cs);
2542 case WM_WININICHANGE:
2543 case WM_DEVMODECHANGE:
2544 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2548 if ( WINPROC_TestLBForStr( hwnd ))
2550 LPSTR str = HeapAlloc( GetProcessHeap(), 0, 256 ); /* FIXME: fixed sized buffer */
2551 if (!str) return -1;
2552 *pmsg16 = (msg32 == LB_GETTEXT)? LB_GETTEXT16 : CB_GETLBTEXT16;
2553 *plparam = (LPARAM)MapLS(str);
2558 wch = LOWORD(wParam32);
2559 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2561 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
2564 wch = LOWORD(wParam32);
2565 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2567 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2572 case WM_SYSDEADCHAR:
2574 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2584 WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL );
2585 *pwparam16 = (ch[0] << 8) | ch[1];
2589 default: /* No Unicode translation needed (?) */
2590 return WINPROC_MapMsg32ATo16( hwnd, msg32, wParam32, pmsg16,
2591 pwparam16, plparam );
2596 /**********************************************************************
2597 * WINPROC_UnmapMsg32WTo16
2599 * Unmap a message that was mapped from 32-bit Unicode to 16-bit.
2601 void WINPROC_UnmapMsg32WTo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2608 case LB_FINDSTRINGEXACT:
2609 case LB_INSERTSTRING:
2610 case LB_SELECTSTRING:
2615 case CB_FINDSTRINGEXACT:
2616 case CB_INSERTSTRING:
2617 case CB_SELECTSTRING:
2620 case WM_WININICHANGE:
2621 case WM_DEVMODECHANGE:
2622 unmap_str_32W_to_16( p16->lParam );
2627 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2628 UnMapLS( p16->lParam );
2629 unmap_str_32W_to_16( cs->lpszName );
2630 unmap_str_32W_to_16( cs->lpszClass );
2631 HeapFree( GetProcessHeap(), 0, cs );
2636 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2637 UnMapLS( p16->lParam );
2638 unmap_str_32W_to_16( cs->szTitle );
2639 unmap_str_32W_to_16( cs->szClass );
2640 HeapFree( GetProcessHeap(), 0, cs );
2644 case WM_ASKCBFORMATNAME:
2646 LPSTR str = MapSL(p16->lParam);
2647 UnMapLS( p16->lParam );
2648 p16->lParam = *((LPARAM *)str - 1);
2649 MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)p16->lParam, 0x7fffffff );
2650 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2655 if ( WINPROC_TestLBForStr( hwnd ))
2657 LPSTR str = MapSL(p16->lParam);
2658 UnMapLS( p16->lParam );
2659 MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff );
2660 HeapFree( GetProcessHeap(), 0, (LPARAM *)str );
2664 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, p16 );
2670 /**********************************************************************
2671 * WINPROC_CallProc32ATo32W
2673 * Call a window procedure, translating args from Ansi to Unicode.
2675 static LRESULT WINPROC_CallProc32ATo32W( WNDPROC func, HWND hwnd,
2676 UINT msg, WPARAM wParam,
2682 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2683 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2685 if( (unmap = WINPROC_MapMsg32ATo32W( hwnd, msg, &wParam, &lParam )) == -1) {
2686 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
2687 SPY_GetMsgName(msg, hwnd), wParam, lParam );
2690 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2691 if (unmap) result = WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
2696 /**********************************************************************
2697 * WINPROC_CallProc32WTo32A
2699 * Call a window procedure, translating args from Unicode to Ansi.
2701 static LRESULT WINPROC_CallProc32WTo32A( WNDPROC func, HWND hwnd,
2702 UINT msg, WPARAM wParam,
2708 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2709 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2711 if ((unmap = WINPROC_MapMsg32WTo32A( hwnd, msg, &wParam, &lParam )) == -1) {
2712 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
2713 SPY_GetMsgName(msg, hwnd), wParam, lParam );
2716 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2717 if( unmap ) WINPROC_UnmapMsg32WTo32A( hwnd, msg, wParam, lParam );
2722 /**********************************************************************
2723 * __wine_call_wndproc_32A (USER.1010)
2725 LRESULT WINAPI __wine_call_wndproc_32A( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
2731 HWND hwnd32 = WIN_Handle32( hwnd );
2733 if (WINPROC_MapMsg16To32A( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
2735 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
2736 return WINPROC_UnmapMsg16To32A( hwnd32, msg32, wParam32, lParam, result );
2740 /**********************************************************************
2741 * __wine_call_wndproc_32W (USER.1011)
2743 LRESULT WINAPI __wine_call_wndproc_32W( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
2749 HWND hwnd32 = WIN_Handle32( hwnd );
2751 if (WINPROC_MapMsg16To32W( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
2753 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
2754 return WINPROC_UnmapMsg16To32W( hwnd32, msg32, wParam32, lParam, result );
2758 /**********************************************************************
2759 * WINPROC_CallProc32ATo16
2761 * Call a 16-bit window procedure, translating the 32-bit args.
2763 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
2764 UINT msg, WPARAM wParam,
2770 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2771 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2773 mp16.lParam = lParam;
2774 if (WINPROC_MapMsg32ATo16( hwnd, msg, wParam, &msg16, &mp16.wParam, &mp16.lParam ) == -1)
2776 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
2777 mp16.wParam, mp16.lParam );
2778 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, &mp16 );
2779 return mp16.lResult;
2783 /**********************************************************************
2784 * WINPROC_CallProc32WTo16
2786 * Call a 16-bit window procedure, translating the 32-bit args.
2788 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
2789 UINT msg, WPARAM wParam,
2795 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2796 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2798 mp16.lParam = lParam;
2799 if (WINPROC_MapMsg32WTo16( hwnd, msg, wParam, &msg16, &mp16.wParam,
2800 &mp16.lParam ) == -1)
2802 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
2803 mp16.wParam, mp16.lParam );
2804 WINPROC_UnmapMsg32WTo16( hwnd, msg, wParam, lParam, &mp16 );
2805 return mp16.lResult;
2809 /**********************************************************************
2810 * CallWindowProc (USER.122)
2812 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
2813 WPARAM16 wParam, LPARAM lParam )
2817 if (!func) return 0;
2819 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
2820 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
2823 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_16 );
2824 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
2830 if (!proc->thunk.t_from32.proc) return 0;
2831 return WINPROC_CallWndProc16( proc->thunk.t_from32.proc,
2832 hwnd, msg, wParam, lParam );
2834 if (!proc->thunk.t_from16.proc) return 0;
2835 return __wine_call_wndproc_32A( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
2837 if (!proc->thunk.t_from16.proc) return 0;
2838 return __wine_call_wndproc_32W( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
2840 WARN_(relay)("Invalid proc %p\n", proc );
2846 /**********************************************************************
2847 * CallWindowProcA (USER32.@)
2849 * The CallWindowProc() function invokes the windows procedure _func_,
2850 * with _hwnd_ as the target window, the message specified by _msg_, and
2851 * the message parameters _wParam_ and _lParam_.
2853 * Some kinds of argument conversion may be done, I'm not sure what.
2855 * CallWindowProc() may be used for windows subclassing. Use
2856 * SetWindowLong() to set a new windows procedure for windows of the
2857 * subclass, and handle subclassed messages in the new windows
2858 * procedure. The new windows procedure may then use CallWindowProc()
2859 * with _func_ set to the parent class's windows procedure to dispatch
2860 * the message to the superclass.
2864 * The return value is message dependent.
2870 LRESULT WINAPI CallWindowProcA(
2871 WNDPROC func, /* [in] window procedure */
2872 HWND hwnd, /* [in] target window */
2873 UINT msg, /* [in] message */
2874 WPARAM wParam, /* [in] message dependent parameter */
2875 LPARAM lParam /* [in] message dependent parameter */
2879 if (!func) return 0;
2881 if (!(proc = WINPROC_GetPtr( func )))
2882 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2885 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32A );
2886 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2892 if (!proc->thunk.t_from32.proc) return 0;
2893 return WINPROC_CallProc32ATo16( proc->thunk.t_from32.proc,
2894 hwnd, msg, wParam, lParam );
2896 if (!proc->thunk.t_from16.proc) return 0;
2897 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
2898 hwnd, msg, wParam, lParam );
2900 if (!proc->thunk.t_from16.proc) return 0;
2901 return WINPROC_CallProc32ATo32W( proc->thunk.t_from16.proc,
2902 hwnd, msg, wParam, lParam );
2904 WARN_(relay)("Invalid proc %p\n", proc );
2910 /**********************************************************************
2911 * CallWindowProcW (USER32.@)
2913 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
2914 WPARAM wParam, LPARAM lParam )
2918 if (!func) return 0;
2920 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
2921 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2924 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32W );
2925 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2931 if (!proc->thunk.t_from32.proc) return 0;
2932 return WINPROC_CallProc32WTo16( proc->thunk.t_from32.proc,
2933 hwnd, msg, wParam, lParam );
2935 if (!proc->thunk.t_from16.proc) return 0;
2936 return WINPROC_CallProc32WTo32A( proc->thunk.t_from16.proc,
2937 hwnd, msg, wParam, lParam );
2939 if (!proc->thunk.t_from16.proc) return 0;
2940 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
2941 hwnd, msg, wParam, lParam );
2943 WARN_(relay)("Invalid proc %p\n", proc );