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"
32 #include "wine/winbase16.h"
33 #include "wine/winuser16.h"
34 #include "stackframe.h"
39 #include "user_private.h"
43 #include "wine/unicode.h"
44 #include "wine/debug.h"
46 WINE_DECLARE_DEBUG_CHANNEL(msg);
47 WINE_DECLARE_DEBUG_CHANNEL(relay);
48 WINE_DEFAULT_DEBUG_CHANNEL(win);
54 /* Window procedure 16-to-32-bit thunk */
57 BYTE popl_eax; /* popl %eax (return address) */
58 BYTE pushl_func; /* pushl $proc */
60 BYTE pushl_eax; /* pushl %eax */
61 BYTE ljmp; /* ljmp relay*/
62 DWORD relay_offset; /* __wine_call_wndproc_32A/W */
64 } WINPROC_THUNK_FROM16;
66 /* Window procedure 32-to-16-bit thunk */
69 BYTE popl_eax; /* popl %eax (return address) */
70 BYTE pushl_func; /* pushl $proc */
72 BYTE pushl_eax; /* pushl %eax */
73 BYTE jmp; /* jmp relay (relative jump)*/
74 void (*relay)(); /* WINPROC_CallProc32ATo16() */
75 } WINPROC_THUNK_FROM32;
77 /* Simple jmp to call 32-bit procedure directly */
80 BYTE jmp; /* jmp proc (relative jump) */
91 } WINPROC_THUNK_FROM16;
96 } WINPROC_THUNK_FROM32;
103 #endif /* __i386__ */
107 WINPROC_THUNK_FROM16 t_from16;
108 WINPROC_THUNK_FROM32 t_from32;
111 typedef struct tagWINDOWPROC
113 WINPROC_THUNK thunk; /* Thunk */
114 WINPROC_JUMP jmp; /* Jump */
115 BYTE type; /* Function type */
118 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
119 UINT msg, WPARAM wParam,
121 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
122 UINT msg, WPARAM wParam,
125 #define MAX_WINPROCS (0x10000 / sizeof(WINDOWPROC))
127 static WINDOWPROC winproc_array[MAX_WINPROCS];
128 static UINT winproc_used;
130 static CRITICAL_SECTION winproc_cs;
131 static CRITICAL_SECTION_DEBUG critsect_debug =
134 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
135 0, 0, { 0, (DWORD)(__FILE__ ": winproc_cs") }
137 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
139 static BOOL is_valid_winproc( WINDOWPROC *proc )
141 /* check alignment */
142 if (((BYTE *)proc - (BYTE *)winproc_array) % sizeof(*proc)) return FALSE;
143 /* check array limits */
144 if (proc < winproc_array || proc >= winproc_array + winproc_used) return FALSE;
145 return (proc->type != WIN_PROC_INVALID);
148 /* find an existing winproc for a given function and type */
149 /* FIXME: probably should do something more clever than a linear search */
150 static inline WINDOWPROC *find_winproc( WNDPROC func, WINDOWPROCTYPE type )
154 if (type == WIN_PROC_16)
156 for (i = 0; i < winproc_used; i++)
158 if (winproc_array[i].type == type &&
159 winproc_array[i].thunk.t_from32.proc == (WNDPROC16)func)
160 return &winproc_array[i];
165 for (i = 0; i < winproc_used; i++)
167 if (winproc_array[i].type == type &&
168 winproc_array[i].thunk.t_from16.proc == func)
169 return &winproc_array[i];
175 /* initialize a new winproc */
176 static inline void set_winproc( WINDOWPROC *proc, WNDPROC func, WINDOWPROCTYPE type )
179 static FARPROC16 relay_32A, relay_32W;
184 proc->thunk.t_from32.popl_eax = 0x58; /* popl %eax */
185 proc->thunk.t_from32.pushl_func = 0x68; /* pushl $proc */
186 proc->thunk.t_from32.proc = (WNDPROC16)func;
187 proc->thunk.t_from32.pushl_eax = 0x50; /* pushl %eax */
188 proc->thunk.t_from32.jmp = 0xe9; /* jmp relay*/
189 proc->thunk.t_from32.relay = /* relative jump */
190 (void(*)())((DWORD)WINPROC_CallProc32ATo16 -
191 (DWORD)(&proc->thunk.t_from32.relay + 1));
194 if (!relay_32A) relay_32A = GetProcAddress16( GetModuleHandle16("user"),
195 "__wine_call_wndproc_32A" );
196 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
197 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
198 proc->thunk.t_from16.proc = func;
199 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
200 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
201 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32A);
202 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32A);
203 proc->jmp.jmp = 0xe9;
204 /* Fixup relative jump */
205 proc->jmp.proc = (WNDPROC)((DWORD)func - (DWORD)(&proc->jmp.proc + 1));
208 if (!relay_32W) relay_32W = GetProcAddress16( GetModuleHandle16("user"),
209 "__wine_call_wndproc_32W" );
210 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
211 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
212 proc->thunk.t_from16.proc = func;
213 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
214 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
215 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32W);
216 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32W);
217 proc->jmp.jmp = 0xe9;
218 /* Fixup relative jump */
219 proc->jmp.proc = (WNDPROC)((char *)func - (char *)(&proc->jmp.proc + 1));
222 /* Should not happen */
229 proc->thunk.t_from32.proc = (WNDPROC16)func;
233 proc->thunk.t_from16.proc = func;
236 /* Should not happen */
239 #endif /* __i386__ */
244 static WORD get_winproc_selector(void)
246 static LONG winproc_selector;
249 if (!(ret = winproc_selector))
252 WORD sel = wine_ldt_alloc_entries(1);
253 wine_ldt_set_base( &entry, winproc_array );
254 wine_ldt_set_limit( &entry, sizeof(winproc_array) - 1 );
255 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
256 wine_ldt_set_entry( sel, &entry );
257 if (!(ret = InterlockedCompareExchange( &winproc_selector, sel, 0 ))) ret = sel;
258 else wine_ldt_free_entries( sel, 1 ); /* somebody beat us to it */
265 /* Some window procedures modify register they shouldn't, or are not
266 * properly declared stdcall; so we need a small assembly wrapper to
268 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
269 WPARAM wParam, LPARAM lParam );
270 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
280 "movl 8(%ebp),%eax\n\t"
282 "leal -12(%ebp),%esp\n\t"
289 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
290 WPARAM wParam, LPARAM lParam )
292 return proc( hwnd, msg, wParam, lParam );
294 #endif /* __i386__ */
297 static void MINMAXINFO32to16( const MINMAXINFO *from, MINMAXINFO16 *to )
299 to->ptReserved.x = from->ptReserved.x;
300 to->ptReserved.y = from->ptReserved.y;
301 to->ptMaxSize.x = from->ptMaxSize.x;
302 to->ptMaxSize.y = from->ptMaxSize.y;
303 to->ptMaxPosition.x = from->ptMaxPosition.x;
304 to->ptMaxPosition.y = from->ptMaxPosition.y;
305 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
306 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
307 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
308 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
311 static void MINMAXINFO16to32( const MINMAXINFO16 *from, MINMAXINFO *to )
313 to->ptReserved.x = from->ptReserved.x;
314 to->ptReserved.y = from->ptReserved.y;
315 to->ptMaxSize.x = from->ptMaxSize.x;
316 to->ptMaxSize.y = from->ptMaxSize.y;
317 to->ptMaxPosition.x = from->ptMaxPosition.x;
318 to->ptMaxPosition.y = from->ptMaxPosition.y;
319 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
320 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
321 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
322 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
325 static void WINDOWPOS32to16( const WINDOWPOS* from, WINDOWPOS16* to )
327 to->hwnd = HWND_16(from->hwnd);
328 to->hwndInsertAfter = HWND_16(from->hwndInsertAfter);
333 to->flags = from->flags;
336 static void WINDOWPOS16to32( const WINDOWPOS16* from, WINDOWPOS* to )
338 to->hwnd = WIN_Handle32(from->hwnd);
339 to->hwndInsertAfter = (from->hwndInsertAfter == (HWND16)-1) ?
340 HWND_TOPMOST : WIN_Handle32(from->hwndInsertAfter);
345 to->flags = from->flags;
348 /* The strings are not copied */
349 static void CREATESTRUCT32Ato16( const CREATESTRUCTA* from, CREATESTRUCT16* to )
351 to->lpCreateParams = (SEGPTR)from->lpCreateParams;
352 to->hInstance = HINSTANCE_16(from->hInstance);
353 to->hMenu = HMENU_16(from->hMenu);
354 to->hwndParent = HWND_16(from->hwndParent);
359 to->style = from->style;
360 to->dwExStyle = from->dwExStyle;
363 static void CREATESTRUCT16to32A( const CREATESTRUCT16* from, CREATESTRUCTA *to )
366 to->lpCreateParams = (LPVOID)from->lpCreateParams;
367 to->hInstance = HINSTANCE_32(from->hInstance);
368 to->hMenu = HMENU_32(from->hMenu);
369 to->hwndParent = WIN_Handle32(from->hwndParent);
374 to->style = from->style;
375 to->dwExStyle = from->dwExStyle;
378 /* The strings are not copied */
379 static void MDICREATESTRUCT32Ato16( const MDICREATESTRUCTA* from, MDICREATESTRUCT16* to )
381 to->hOwner = HINSTANCE_16(from->hOwner);
386 to->style = from->style;
387 to->lParam = from->lParam;
390 static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRUCTA *to )
392 to->hOwner = HINSTANCE_32(from->hOwner);
397 to->style = from->style;
398 to->lParam = from->lParam;
401 /**********************************************************************
402 * WINPROC_CallWndProc32
404 * Call a 32-bit WndProc.
406 static LRESULT WINPROC_CallWndProc( WNDPROC proc, HWND hwnd, UINT msg,
407 WPARAM wParam, LPARAM lParam )
413 hwnd = WIN_GetFullHandle( hwnd );
415 DPRINTF( "%04lx:Call window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
416 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
418 retvalue = WINPROC_wrapper( proc, hwnd, msg, wParam, lParam );
421 DPRINTF( "%04lx:Ret window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx\n",
422 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam, retvalue );
426 /***********************************************************************
427 * WINPROC_CallWndProc16
429 * Call a 16-bit window procedure
431 static LRESULT WINAPI WINPROC_CallWndProc16( WNDPROC16 proc, HWND16 hwnd,
432 UINT16 msg, WPARAM16 wParam,
439 TEB *teb = NtCurrentTeb();
443 /* Window procedures want ax = hInstance, ds = es = ss */
445 memset(&context, 0, sizeof(context));
446 context.SegDs = context.SegEs = SELECTOROF(teb->cur_stack);
447 context.SegFs = wine_get_fs();
448 context.SegGs = wine_get_gs();
449 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
450 context.SegCs = SELECTOROF(proc);
451 context.Eip = OFFSETOF(proc);
452 context.Ebp = OFFSETOF(teb->cur_stack)
453 + (WORD)&((STACK16FRAME*)0)->bp;
457 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
458 work if structures passed in lParam are placed in the stack/data
459 segment. Programmers easily make the mistake of converting lParam
460 to a near rather than a far pointer, since Windows apparently
461 allows this. We copy the structures to the 16 bit stack; this is
462 ugly but makes these programs work. */
467 offset = sizeof(CREATESTRUCT16); break;
469 offset = sizeof(DRAWITEMSTRUCT16); break;
471 offset = sizeof(COMPAREITEMSTRUCT16); break;
475 void *s = MapSL(lParam);
476 lParam = stack16_push( offset );
477 memcpy( MapSL(lParam), s, offset );
484 args[1] = HIWORD(lParam);
485 args[0] = LOWORD(lParam);
486 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args), args, (DWORD *)&context );
487 ret = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
489 if (offset) stack16_pop( offset );
494 /**********************************************************************
497 * Return a pointer to the win proc.
499 static WINDOWPROC *WINPROC_GetPtr( WNDPROC handle )
504 /* ptr cannot be < 64K */
505 if (!HIWORD(handle)) return NULL;
507 /* Check for a linear pointer */
509 ptr = (BYTE *)handle;
510 /* First check if it is the jmp address */
511 proc = (WINDOWPROC *)(ptr - FIELD_OFFSET(WINDOWPROC,jmp));
512 if (is_valid_winproc(proc)) return proc;
514 /* Now it must be the thunk address */
515 proc = (WINDOWPROC *)(ptr - FIELD_OFFSET(WINDOWPROC,thunk));
516 if (is_valid_winproc(proc)) return proc;
518 /* Check for a segmented pointer */
520 if (HIWORD(handle) == get_winproc_selector())
522 ptr = (BYTE *)winproc_array + LOWORD(handle);
523 /* It must be the thunk address */
524 proc = (WINDOWPROC *)(ptr - FIELD_OFFSET(WINDOWPROC,thunk));
525 if (is_valid_winproc(proc)) return proc;
531 /**********************************************************************
534 * Get a window procedure pointer that can be passed to the Windows program.
536 WNDPROC16 WINPROC_GetProc( WNDPROC proc, WINDOWPROCTYPE type )
538 WINDOWPROC *ptr = (WINDOWPROC *)proc;
540 if (!proc) return NULL;
541 if (type == WIN_PROC_16) /* We want a 16:16 address */
543 if (ptr->type == WIN_PROC_16)
544 return ptr->thunk.t_from32.proc;
546 return (WNDPROC16)MAKESEGPTR( get_winproc_selector(),
547 (char *)&ptr->thunk - (char *)winproc_array );
549 else /* We want a 32-bit address */
551 if (ptr->type == WIN_PROC_16)
552 return (WNDPROC16)&ptr->thunk;
553 else if (type != ptr->type)
554 /* Have to return the jmp address if types don't match */
555 return (WNDPROC16)&ptr->jmp;
557 /* Some Win16 programs want to get back the proc they set */
558 return (WNDPROC16)ptr->thunk.t_from16.proc;
563 /**********************************************************************
566 * Allocate a window procedure for a window or class.
568 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
569 * lot of windows, it will usually only have a limited number of window procedures, so the
570 * array won't grow too large, and this way we avoid the need to track allocations per window.
572 WNDPROC WINPROC_AllocProc( WNDPROC func, WINDOWPROCTYPE type )
576 if (!func) return NULL;
578 EnterCriticalSection( &winproc_cs );
580 /* check if the function is already a win proc */
581 if (!(proc = WINPROC_GetPtr( func )))
583 /* then check if we already have a winproc for that function */
584 if (!(proc = find_winproc( func, type )))
586 if (winproc_used >= MAX_WINPROCS)
587 FIXME( "too many winprocs, cannot allocate one for %p/%d\n", func, type );
590 proc = &winproc_array[winproc_used++];
591 set_winproc( proc, func, type );
592 TRACE( "allocated %p for %p/%d (%d/%d used)\n",
593 proc, func, type, winproc_used, MAX_WINPROCS );
596 else TRACE( "reusing %p for %p/%d\n", proc, func, type );
599 LeaveCriticalSection( &winproc_cs );
600 return (WNDPROC)proc;
604 /**********************************************************************
605 * WINPROC_GetProcType
607 * Return the window procedure type.
609 WINDOWPROCTYPE WINPROC_GetProcType( WNDPROC proc )
611 if (!proc) return WIN_PROC_INVALID;
612 return ((WINDOWPROC *)proc)->type;
614 /**********************************************************************
615 * WINPROC_TestCBForStr
617 * Return TRUE if the lparam is a string
619 inline static BOOL WINPROC_TestCBForStr( HWND hwnd )
621 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
622 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
624 /**********************************************************************
625 * WINPROC_TestLBForStr
627 * Return TRUE if the lparam is a string
629 inline static BOOL WINPROC_TestLBForStr( HWND hwnd )
631 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
632 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
635 /**********************************************************************
636 * WINPROC_MapMsg32ATo32W
638 * Map a message from Ansi to Unicode.
639 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
642 * WM_GETTEXT/WM_SETTEXT and static control with SS_ICON style:
643 * the first four bytes are the handle of the icon
644 * when the WM_SETTEXT message has been used to set the icon
646 INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
651 case WM_ASKCBFORMATNAME:
653 LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0,
654 *pwparam * sizeof(WCHAR) + sizeof(LPARAM) );
656 *ptr++ = *plparam; /* Store previous lParam */
657 *plparam = (LPARAM)ptr;
660 /* lparam is string (0-terminated) */
662 case WM_WININICHANGE:
663 case WM_DEVMODECHANGE:
669 DWORD len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, NULL, 0);
670 WCHAR *buf = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
671 len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, buf, len);
672 *plparam = (LPARAM)buf;
673 return (*plparam ? 1 : -1);
675 case WM_GETTEXTLENGTH:
676 case CB_GETLBTEXTLEN:
678 return 1; /* need to map result */
682 UNICODE_STRING usBuffer;
684 { CREATESTRUCTW cs; /* new structure */
685 LPCWSTR lpszName; /* allocated Name */
686 LPCWSTR lpszClass; /* allocated Class */
689 struct s *xs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct s));
691 xs->cs = *(CREATESTRUCTW *)*plparam;
692 if (HIWORD(xs->cs.lpszName))
694 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszName);
695 xs->lpszName = xs->cs.lpszName = usBuffer.Buffer;
697 if (HIWORD(xs->cs.lpszClass))
699 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszClass);
700 xs->lpszClass = xs->cs.lpszClass = usBuffer.Buffer;
703 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
705 MDICREATESTRUCTW *mdi_cs = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs));
706 *mdi_cs = *(MDICREATESTRUCTW *)xs->cs.lpCreateParams;
707 if (HIWORD(mdi_cs->szTitle))
709 RtlCreateUnicodeStringFromAsciiz(&usBuffer, (LPCSTR)mdi_cs->szTitle);
710 mdi_cs->szTitle = usBuffer.Buffer;
712 if (HIWORD(mdi_cs->szClass))
714 RtlCreateUnicodeStringFromAsciiz(&usBuffer, (LPCSTR)mdi_cs->szClass);
715 mdi_cs->szClass = usBuffer.Buffer;
717 xs->cs.lpCreateParams = mdi_cs;
720 *plparam = (LPARAM)xs;
725 MDICREATESTRUCTW *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
727 *cs = *(MDICREATESTRUCTW *)*plparam;
728 if (HIWORD(cs->szClass))
730 UNICODE_STRING usBuffer;
731 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szClass);
732 cs->szClass = usBuffer.Buffer;
734 if (HIWORD(cs->szTitle))
736 UNICODE_STRING usBuffer;
737 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szTitle);
738 cs->szTitle = usBuffer.Buffer;
740 *plparam = (LPARAM)cs;
746 case LB_INSERTSTRING:
748 case LB_FINDSTRINGEXACT:
749 case LB_SELECTSTRING:
750 if(!*plparam) return 0;
751 if ( WINPROC_TestLBForStr( hwnd ))
753 UNICODE_STRING usBuffer;
754 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
755 *plparam = (LPARAM)usBuffer.Buffer;
757 return (*plparam ? 1 : -1);
759 case LB_GETTEXT: /* FIXME: fixed sized buffer */
760 { if ( WINPROC_TestLBForStr( hwnd ))
761 { LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, 512 * sizeof(WCHAR) + sizeof(LPARAM) );
763 *ptr++ = *plparam; /* Store previous lParam */
764 *plparam = (LPARAM)ptr;
771 case CB_INSERTSTRING:
772 case CB_FINDSTRINGEXACT:
774 case CB_SELECTSTRING:
775 if(!*plparam) return 0;
776 if ( WINPROC_TestCBForStr( hwnd ))
778 UNICODE_STRING usBuffer;
779 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
780 *plparam = (LPARAM)usBuffer.Buffer;
782 return (*plparam ? 1 : -1);
784 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
785 { if ( WINPROC_TestCBForStr( hwnd ))
786 { LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, 512 * sizeof(WCHAR) + sizeof(LPARAM) );
788 *ptr++ = *plparam; /* Store previous lParam */
789 *plparam = (LPARAM)ptr;
796 { WORD len = (WORD)*plparam;
797 LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(WCHAR) );
799 *ptr++ = *plparam; /* Store previous lParam */
800 *((WORD *) ptr) = len; /* Store the length */
801 *plparam = (LPARAM)ptr;
811 case EM_SETPASSWORDCHAR:
813 BYTE ch = LOWORD(*pwparam);
815 MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
816 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
824 ch[0] = (*pwparam >> 8);
825 ch[1] = *pwparam & 0xff;
827 MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
829 MultiByteToWideChar(CP_ACP, 0, &ch[1], 1, &wch, 1);
830 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
834 case WM_PAINTCLIPBOARD:
835 case WM_SIZECLIPBOARD:
836 FIXME_(msg)("message %s (0x%x) needs translation, please report\n", SPY_GetMsgName(msg, hwnd), msg );
838 default: /* No translation needed */
844 /**********************************************************************
845 * WINPROC_UnmapMsg32ATo32W
847 * Unmap a message that was mapped from Ansi to Unicode.
849 LRESULT WINPROC_UnmapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
855 case WM_ASKCBFORMATNAME:
857 LPARAM *ptr = (LPARAM *)lParam - 1;
858 if (!wParam) result = 0;
859 else if (!(result = WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
860 (LPSTR)*ptr, wParam, NULL, NULL )))
862 ((LPSTR)*ptr)[wParam-1] = 0;
865 else result--; /* do not count terminating null */
866 HeapFree( GetProcessHeap(), 0, ptr );
869 case WM_GETTEXTLENGTH:
870 case CB_GETLBTEXTLEN:
872 /* there may be one DBCS char for each Unicode char */
878 { CREATESTRUCTW cs; /* new structure */
879 LPWSTR lpszName; /* allocated Name */
880 LPWSTR lpszClass; /* allocated Class */
882 struct s *xs = (struct s *)lParam;
883 HeapFree( GetProcessHeap(), 0, xs->lpszName );
884 HeapFree( GetProcessHeap(), 0, xs->lpszClass );
886 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
888 MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)xs->cs.lpCreateParams;
889 if (HIWORD(mdi_cs->szTitle))
890 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szTitle);
891 if (HIWORD(mdi_cs->szClass))
892 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szClass);
893 HeapFree(GetProcessHeap(), 0, mdi_cs);
895 HeapFree( GetProcessHeap(), 0, xs );
901 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
902 if (HIWORD(cs->szTitle))
903 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
904 if (HIWORD(cs->szClass))
905 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
906 HeapFree( GetProcessHeap(), 0, cs );
911 case WM_WININICHANGE:
912 case WM_DEVMODECHANGE:
917 HeapFree( GetProcessHeap(), 0, (void *)lParam );
922 case LB_INSERTSTRING:
924 case LB_FINDSTRINGEXACT:
925 case LB_SELECTSTRING:
926 if ( WINPROC_TestLBForStr( hwnd ))
927 HeapFree( GetProcessHeap(), 0, (void *)lParam );
931 if ( WINPROC_TestLBForStr( hwnd ))
933 LPARAM *ptr = (LPARAM *)lParam - 1;
934 result = WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
935 (LPSTR)*ptr, 0x7fffffff, NULL, NULL ) - 1;
936 HeapFree( GetProcessHeap(), 0, ptr );
942 case CB_INSERTSTRING:
944 case CB_FINDSTRINGEXACT:
945 case CB_SELECTSTRING:
946 if ( WINPROC_TestCBForStr( hwnd ))
947 HeapFree( GetProcessHeap(), 0, (void *)lParam );
951 if ( WINPROC_TestCBForStr( hwnd ))
953 LPARAM *ptr = (LPARAM *)lParam - 1;
954 result = WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
955 (LPSTR)*ptr, 0x7fffffff, NULL, NULL ) - 1;
956 HeapFree( GetProcessHeap(), 0, ptr );
963 LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lParam */
964 WORD len = *(WORD *) lParam;
965 result = WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, result,
966 (LPSTR)*ptr, len, NULL, NULL );
967 if (result < len) ((LPSTR)*ptr)[result] = 0;
968 HeapFree( GetProcessHeap(), 0, ptr );
976 /**********************************************************************
977 * WINPROC_MapMsg32WTo32A
979 * Map a message from Unicode to Ansi.
980 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
982 static INT WINPROC_MapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
987 case WM_ASKCBFORMATNAME:
989 LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, *pwparam + sizeof(LPARAM) );
991 *ptr++ = *plparam; /* Store previous lParam */
992 *plparam = (LPARAM)ptr;
997 case WM_WININICHANGE:
998 case WM_DEVMODECHANGE:
1005 LPCWSTR str = (LPCWSTR)*plparam;
1006 int len = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, 0, 0);
1007 *plparam = (LPARAM)HeapAlloc(GetProcessHeap(), 0, len);
1008 if (!*plparam) return -1;
1009 WideCharToMultiByte(CP_ACP, 0, str, -1, (LPSTR)*plparam, len, 0, 0);
1016 MDICREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
1018 *cs = *(MDICREATESTRUCTA *)*plparam;
1019 if (HIWORD(cs->szTitle))
1021 int len = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)cs->szTitle, -1, NULL, 0, 0, 0);
1022 LPSTR buf = HeapAlloc(GetProcessHeap(), 0, len);
1023 if (buf) WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)cs->szTitle, -1, buf, len, 0, 0);
1026 if (HIWORD(cs->szClass))
1028 int len = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)cs->szClass, -1, NULL, 0, 0, 0);
1029 LPSTR buf = HeapAlloc(GetProcessHeap(), 0, len);
1030 if (buf) WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)cs->szClass, -1, buf, len, 0, 0);
1033 *plparam = (LPARAM)cs;
1039 case LB_INSERTSTRING:
1041 case LB_FINDSTRINGEXACT:
1042 case LB_SELECTSTRING:
1043 if(!*plparam) return 0;
1044 if ( WINPROC_TestLBForStr( hwnd ))
1046 int len = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)*plparam, -1, NULL, 0, 0, 0);
1047 LPSTR buf = HeapAlloc(GetProcessHeap(), 0, len);
1048 if (buf) WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)*plparam, -1, buf, len, 0, 0);
1049 *plparam = (LPARAM)buf;
1051 return (*plparam ? 1 : -1);
1053 case LB_GETTEXT: /* FIXME: fixed sized buffer */
1054 { if ( WINPROC_TestLBForStr( hwnd ))
1055 { LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, 512 + sizeof(LPARAM) );
1056 if (!ptr) return -1;
1057 *ptr++ = *plparam; /* Store previous lParam */
1058 *plparam = (LPARAM)ptr;
1065 case CB_INSERTSTRING:
1067 case CB_FINDSTRINGEXACT:
1068 case CB_SELECTSTRING:
1069 if(!*plparam) return 0;
1070 if ( WINPROC_TestCBForStr( hwnd ))
1072 int len = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)*plparam, -1, NULL, 0, 0, 0);
1073 LPSTR buf = HeapAlloc(GetProcessHeap(), 0, len);
1074 if (buf) WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)*plparam, -1, buf, len, 0, 0);
1075 *plparam = (LPARAM)buf;
1077 return (*plparam ? 1 : -1);
1079 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
1080 { if ( WINPROC_TestCBForStr( hwnd ))
1081 { LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, 512 + sizeof(LPARAM) );
1082 if (!ptr) return -1;
1083 *ptr++ = *plparam; /* Store previous lParam */
1084 *plparam = (LPARAM)ptr;
1089 /* Multiline edit */
1091 { WORD len = (WORD)*plparam;
1092 LPARAM *ptr = HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(CHAR) );
1093 if (!ptr) return -1;
1094 *ptr++ = *plparam; /* Store previous lParam */
1095 *((WORD *) ptr) = len; /* Store the length */
1096 *plparam = (LPARAM)ptr;
1105 case WM_SYSDEADCHAR:
1106 case EM_SETPASSWORDCHAR:
1108 WCHAR wch = LOWORD(*pwparam);
1110 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL );
1111 *pwparam = MAKEWPARAM( ch, HIWORD(*pwparam) );
1117 WCHAR wch = LOWORD(*pwparam);
1120 if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL ) == 2)
1121 *pwparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(*pwparam) );
1123 *pwparam = MAKEWPARAM( ch[0], HIWORD(*pwparam) );
1127 case WM_PAINTCLIPBOARD:
1128 case WM_SIZECLIPBOARD:
1129 FIXME_(msg)("message %s (%04x) needs translation, please report\n",SPY_GetMsgName(msg, hwnd),msg );
1131 default: /* No translation needed */
1137 /**********************************************************************
1138 * WINPROC_UnmapMsg32WTo32A
1140 * Unmap a message that was mapped from Unicode to Ansi.
1142 static LRESULT WINPROC_UnmapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT result )
1147 case WM_ASKCBFORMATNAME:
1149 LPARAM *ptr = (LPARAM *)lParam - 1;
1150 if (!wParam) result = 0;
1151 else if (!(result = MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1,
1152 (LPWSTR)*ptr, wParam )))
1154 ((LPWSTR)*ptr)[wParam-1] = 0;
1155 result = wParam - 1;
1157 else result--; /* do not count terminating null */
1158 HeapFree( GetProcessHeap(), 0, ptr );
1163 case WM_WININICHANGE:
1164 case WM_DEVMODECHANGE:
1169 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1174 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1175 if (HIWORD(cs->szTitle))
1176 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
1177 if (HIWORD(cs->szClass))
1178 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
1179 HeapFree( GetProcessHeap(), 0, cs );
1185 case LB_INSERTSTRING:
1187 case LB_FINDSTRINGEXACT:
1188 case LB_SELECTSTRING:
1189 if ( WINPROC_TestLBForStr( hwnd ))
1190 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1194 if ( WINPROC_TestLBForStr( hwnd ))
1196 LPARAM *ptr = (LPARAM *)lParam - 1;
1197 result = MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff ) - 1;
1198 HeapFree( GetProcessHeap(), 0, ptr );
1204 case CB_INSERTSTRING:
1206 case CB_FINDSTRINGEXACT:
1207 case CB_SELECTSTRING:
1208 if ( WINPROC_TestCBForStr( hwnd ))
1209 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1213 if ( WINPROC_TestCBForStr( hwnd ))
1215 LPARAM *ptr = (LPARAM *)lParam - 1;
1216 result = MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff ) - 1;
1217 HeapFree( GetProcessHeap(), 0, ptr );
1221 /* Multiline edit */
1224 LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lparam */
1225 WORD len = *(WORD *)ptr;
1228 result = MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, result, (LPWSTR)*ptr, len );
1229 if (result < len) ((LPWSTR)*ptr)[result] = 0;
1231 HeapFree( GetProcessHeap(), 0, ptr );
1238 static UINT convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
1241 UINT sz = GlobalSize16(src);
1244 if (!(dst = GlobalAlloc(flags, sz)))
1246 ptr16 = GlobalLock16(src);
1247 ptr32 = GlobalLock(dst);
1248 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
1249 GlobalUnlock16(src);
1255 /**********************************************************************
1256 * WINPROC_MapMsg16To32A
1258 * Map a message from 16- to 32-bit Ansi.
1259 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1261 INT WINPROC_MapMsg16To32A( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1262 WPARAM *pwparam32, LPARAM *plparam )
1264 *pmsg32 = (UINT)msg16;
1265 *pwparam32 = (WPARAM)wParam16;
1272 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1273 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1277 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1278 *plparam = (LPARAM)WIN_Handle32( HIWORD(*plparam) );
1281 if ( HIWORD(*plparam) > CTLCOLOR_STATIC ) return -1;
1282 *pmsg32 = WM_CTLCOLORMSGBOX + HIWORD(*plparam);
1283 *pwparam32 = (WPARAM)HDC_32(wParam16);
1284 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1286 case WM_COMPAREITEM:
1288 COMPAREITEMSTRUCT16* cis16 = MapSL(*plparam);
1289 COMPAREITEMSTRUCT *cis = HeapAlloc(GetProcessHeap(), 0, sizeof(*cis));
1290 if (!cis) return -1;
1291 cis->CtlType = cis16->CtlType;
1292 cis->CtlID = cis16->CtlID;
1293 cis->hwndItem = WIN_Handle32( cis16->hwndItem );
1294 cis->itemID1 = cis16->itemID1;
1295 cis->itemData1 = cis16->itemData1;
1296 cis->itemID2 = cis16->itemID2;
1297 cis->itemData2 = cis16->itemData2;
1298 cis->dwLocaleId = 0; /* FIXME */
1299 *plparam = (LPARAM)cis;
1304 DELETEITEMSTRUCT16* dis16 = MapSL(*plparam);
1305 DELETEITEMSTRUCT *dis = HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
1306 if (!dis) return -1;
1307 dis->CtlType = dis16->CtlType;
1308 dis->CtlID = dis16->CtlID;
1309 dis->hwndItem = WIN_Handle32( dis16->hwndItem );
1310 dis->itemData = dis16->itemData;
1311 *plparam = (LPARAM)dis;
1314 case WM_MEASUREITEM:
1316 MEASUREITEMSTRUCT16* mis16 = MapSL(*plparam);
1317 MEASUREITEMSTRUCT *mis = HeapAlloc(GetProcessHeap(), 0,
1318 sizeof(*mis) + sizeof(LPARAM));
1319 if (!mis) return -1;
1320 mis->CtlType = mis16->CtlType;
1321 mis->CtlID = mis16->CtlID;
1322 mis->itemID = mis16->itemID;
1323 mis->itemWidth = mis16->itemWidth;
1324 mis->itemHeight = mis16->itemHeight;
1325 mis->itemData = mis16->itemData;
1326 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
1327 *plparam = (LPARAM)mis;
1332 DRAWITEMSTRUCT16* dis16 = MapSL(*plparam);
1333 DRAWITEMSTRUCT *dis = HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
1334 if (!dis) return -1;
1335 dis->CtlType = dis16->CtlType;
1336 dis->CtlID = dis16->CtlID;
1337 dis->itemID = dis16->itemID;
1338 dis->itemAction = dis16->itemAction;
1339 dis->itemState = dis16->itemState;
1340 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1341 : WIN_Handle32( dis16->hwndItem );
1342 dis->hDC = HDC_32(dis16->hDC);
1343 dis->itemData = dis16->itemData;
1344 dis->rcItem.left = dis16->rcItem.left;
1345 dis->rcItem.top = dis16->rcItem.top;
1346 dis->rcItem.right = dis16->rcItem.right;
1347 dis->rcItem.bottom = dis16->rcItem.bottom;
1348 *plparam = (LPARAM)dis;
1351 case WM_GETMINMAXINFO:
1353 MINMAXINFO *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM));
1354 if (!mmi) return -1;
1355 MINMAXINFO16to32( MapSL(*plparam), mmi );
1356 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
1357 *plparam = (LPARAM)mmi;
1362 case WM_WININICHANGE:
1363 case WM_DEVMODECHANGE:
1364 case WM_ASKCBFORMATNAME:
1365 *plparam = (LPARAM)MapSL(*plparam);
1369 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1370 MDICREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1372 MDICREATESTRUCT16to32A( cs16, cs );
1373 cs->szTitle = MapSL(cs16->szTitle);
1374 cs->szClass = MapSL(cs16->szClass);
1375 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1376 *plparam = (LPARAM)cs;
1379 case WM_MDIGETACTIVE:
1380 *plparam = (LPARAM)HeapAlloc( GetProcessHeap(), 0, sizeof(BOOL) );
1381 *(BOOL*)(*plparam) = 0;
1384 if(wParam16) *pmsg32=WM_MDIREFRESHMENU;
1385 *pwparam32 = (WPARAM)HMENU_32(LOWORD(*plparam));
1386 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1389 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1390 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1393 if((LOWORD(*plparam) & MF_POPUP) && (LOWORD(*plparam) != 0xFFFF))
1395 HMENU hmenu=HMENU_32(HIWORD(*plparam));
1396 UINT Pos=MENU_FindSubMenu( &hmenu, HMENU_32(wParam16));
1397 if(Pos==0xFFFF) Pos=0; /* NO_SELECTED_ITEM */
1398 *pwparam32 = MAKEWPARAM( Pos, LOWORD(*plparam) );
1400 else *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1401 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1403 case WM_MDIACTIVATE:
1406 *pwparam32 = (WPARAM)WIN_Handle32( HIWORD(*plparam) );
1407 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1409 else /* message sent to MDI client */
1410 *pwparam32 = wParam16;
1414 NCCALCSIZE_PARAMS16 *nc16;
1415 NCCALCSIZE_PARAMS *nc;
1417 nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM) );
1419 nc16 = MapSL(*plparam);
1420 nc->rgrc[0].left = nc16->rgrc[0].left;
1421 nc->rgrc[0].top = nc16->rgrc[0].top;
1422 nc->rgrc[0].right = nc16->rgrc[0].right;
1423 nc->rgrc[0].bottom = nc16->rgrc[0].bottom;
1426 nc->lppos = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc->lppos) );
1427 nc->rgrc[1].left = nc16->rgrc[1].left;
1428 nc->rgrc[1].top = nc16->rgrc[1].top;
1429 nc->rgrc[1].right = nc16->rgrc[1].right;
1430 nc->rgrc[1].bottom = nc16->rgrc[1].bottom;
1431 nc->rgrc[2].left = nc16->rgrc[2].left;
1432 nc->rgrc[2].top = nc16->rgrc[2].top;
1433 nc->rgrc[2].right = nc16->rgrc[2].right;
1434 nc->rgrc[2].bottom = nc16->rgrc[2].bottom;
1435 if (nc->lppos) WINDOWPOS16to32( MapSL(nc16->lppos), nc->lppos );
1437 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
1438 *plparam = (LPARAM)nc;
1444 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1445 CREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1447 CREATESTRUCT16to32A( cs16, cs );
1448 cs->lpszName = MapSL(cs16->lpszName);
1449 cs->lpszClass = MapSL(cs16->lpszClass);
1451 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1453 MDICREATESTRUCT16 *mdi_cs16;
1454 MDICREATESTRUCTA *mdi_cs = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs));
1457 HeapFree(GetProcessHeap(), 0, cs);
1460 mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs16->lpCreateParams);
1461 MDICREATESTRUCT16to32A(mdi_cs16, mdi_cs);
1462 mdi_cs->szTitle = MapSL(mdi_cs16->szTitle);
1463 mdi_cs->szClass = MapSL(mdi_cs16->szClass);
1465 cs->lpCreateParams = mdi_cs;
1467 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1468 *plparam = (LPARAM)cs;
1471 case WM_PARENTNOTIFY:
1472 if ((wParam16 == WM_CREATE) || (wParam16 == WM_DESTROY))
1474 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1475 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1478 case WM_WINDOWPOSCHANGING:
1479 case WM_WINDOWPOSCHANGED:
1481 WINDOWPOS *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
1483 WINDOWPOS16to32( MapSL(*plparam), wp );
1484 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
1485 *plparam = (LPARAM)wp;
1491 LPMSG16 msg16 = MapSL(*plparam);
1492 LPMSG msg32 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1494 if (!msg32) return -1;
1495 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1496 msg32->lParam = msg16->lParam;
1497 msg32->time = msg16->time;
1498 msg32->pt.x = msg16->pt.x;
1499 msg32->pt.y = msg16->pt.y;
1500 /* this is right, right? */
1501 if (WINPROC_MapMsg16To32A( msg32->hwnd, msg16->message,msg16->wParam,
1502 &msg32->message,&msg32->wParam,
1503 &msg32->lParam)<0) {
1504 HeapFree( GetProcessHeap(), 0, msg32 );
1507 *plparam = (LPARAM)msg32;
1512 *plparam = (LPARAM)MapSL(*plparam);
1514 case WM_ACTIVATEAPP:
1515 /* We need this when SetActiveWindow sends a Sendmessage16() to
1516 * a 32bit window. Might be superflous with 32bit interprocess
1517 * message queues. */
1518 if (*plparam) *plparam = HTASK_32( *plparam );
1522 MDINEXTMENU *next = HeapAlloc( GetProcessHeap(), 0, sizeof(*next) );
1523 if (!next) return -1;
1524 next->hmenuIn = (HMENU)*plparam;
1525 next->hmenuNext = 0;
1527 *plparam = (LPARAM)next;
1530 case WM_PAINTCLIPBOARD:
1531 case WM_SIZECLIPBOARD:
1532 FIXME_(msg)("message %04x needs translation\n",msg16 );
1534 case WM_DDE_INITIATE:
1535 case WM_DDE_TERMINATE:
1536 case WM_DDE_UNADVISE:
1537 case WM_DDE_REQUEST:
1538 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1548 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1549 lo16 = LOWORD(*plparam);
1550 hi = HIWORD(*plparam);
1551 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE)))
1553 *plparam = PackDDElParam(msg16, lo32, hi);
1555 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1562 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1564 lo = LOWORD(*plparam);
1565 hi = HIWORD(*plparam);
1567 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1568 if (GlobalSize16(hi) != 0) flag |= 2;
1574 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1579 break; /* atom, nothing to do */
1581 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
1584 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1587 *plparam = PackDDElParam(WM_DDE_ACK, lo, hi);
1589 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1590 case WM_DDE_EXECUTE:
1591 *plparam = convert_handle_16_to_32(*plparam, GMEM_DDESHARE);
1592 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1593 default: /* No translation needed */
1599 /**********************************************************************
1600 * WINPROC_UnmapMsg16To32A
1602 * Unmap a message that was mapped from 16- to 32-bit Ansi.
1604 LRESULT WINPROC_UnmapMsg16To32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1609 case WM_COMPAREITEM:
1612 HeapFree( GetProcessHeap(), 0, (LPVOID)lParam );
1614 case WM_MEASUREITEM:
1616 MEASUREITEMSTRUCT16 *mis16;
1617 MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)lParam;
1618 lParam = *(LPARAM *)(mis + 1);
1619 mis16 = MapSL(lParam);
1620 mis16->itemWidth = (UINT16)mis->itemWidth;
1621 mis16->itemHeight = (UINT16)mis->itemHeight;
1622 HeapFree( GetProcessHeap(), 0, mis );
1625 case WM_GETMINMAXINFO:
1627 MINMAXINFO *mmi = (MINMAXINFO *)lParam;
1628 lParam = *(LPARAM *)(mmi + 1);
1629 MINMAXINFO32to16( mmi, MapSL(lParam));
1630 HeapFree( GetProcessHeap(), 0, mmi );
1635 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1636 lParam = *(LPARAM *)(cs + 1);
1637 MDICREATESTRUCT32Ato16( cs, MapSL(lParam) );
1638 HeapFree( GetProcessHeap(), 0, cs );
1641 case WM_MDIGETACTIVE:
1642 result = MAKELONG( LOWORD(result), (BOOL16)(*(BOOL *)lParam) );
1643 HeapFree( GetProcessHeap(), 0, (BOOL *)lParam );
1647 NCCALCSIZE_PARAMS16 *nc16;
1648 NCCALCSIZE_PARAMS *nc = (NCCALCSIZE_PARAMS *)lParam;
1649 lParam = *(LPARAM *)(nc + 1);
1650 nc16 = MapSL(lParam);
1651 nc16->rgrc[0].left = nc->rgrc[0].left;
1652 nc16->rgrc[0].top = nc->rgrc[0].top;
1653 nc16->rgrc[0].right = nc->rgrc[0].right;
1654 nc16->rgrc[0].bottom = nc->rgrc[0].bottom;
1657 nc16->rgrc[1].left = nc->rgrc[1].left;
1658 nc16->rgrc[1].top = nc->rgrc[1].top;
1659 nc16->rgrc[1].right = nc->rgrc[1].right;
1660 nc16->rgrc[1].bottom = nc->rgrc[1].bottom;
1661 nc16->rgrc[2].left = nc->rgrc[2].left;
1662 nc16->rgrc[2].top = nc->rgrc[2].top;
1663 nc16->rgrc[2].right = nc->rgrc[2].right;
1664 nc16->rgrc[2].bottom = nc->rgrc[2].bottom;
1667 WINDOWPOS32to16( nc->lppos, MapSL(nc16->lppos));
1668 HeapFree( GetProcessHeap(), 0, nc->lppos );
1671 HeapFree( GetProcessHeap(), 0, nc );
1677 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
1678 lParam = *(LPARAM *)(cs + 1);
1679 CREATESTRUCT32Ato16( cs, MapSL(lParam) );
1681 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1682 HeapFree(GetProcessHeap(), 0, cs->lpCreateParams);
1684 HeapFree( GetProcessHeap(), 0, cs );
1687 case WM_WINDOWPOSCHANGING:
1688 case WM_WINDOWPOSCHANGED:
1690 WINDOWPOS *wp = (WINDOWPOS *)lParam;
1691 lParam = *(LPARAM *)(wp + 1);
1692 WINDOWPOS32to16(wp, MapSL(lParam));
1693 HeapFree( GetProcessHeap(), 0, wp );
1699 LPMSG msg32 = (LPMSG)lParam;
1701 WINPROC_UnmapMsg16To32A( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1703 HeapFree( GetProcessHeap(), 0, msg32 );
1708 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1709 result = MAKELONG( HMENU_16(next->hmenuNext), HWND_16(next->hwndNext) );
1710 HeapFree( GetProcessHeap(), 0, next );
1718 /**********************************************************************
1719 * WINPROC_MapMsg16To32W
1721 * Map a message from 16- to 32-bit Unicode.
1722 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1724 INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1725 WPARAM *pwparam32, LPARAM *plparam )
1730 *pmsg32=(UINT)msg16;
1731 *pwparam32 = (WPARAM)wParam16;
1736 case WM_WININICHANGE:
1737 case WM_DEVMODECHANGE:
1738 case WM_ASKCBFORMATNAME:
1739 *plparam = (LPARAM)MapSL(*plparam);
1740 return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
1741 case WM_GETTEXTLENGTH:
1742 case CB_GETLBTEXTLEN:
1744 return 1; /* need to map result */
1748 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1749 CREATESTRUCTW *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1751 CREATESTRUCT16to32A( cs16, (CREATESTRUCTA *)cs );
1752 cs->lpszName = map_str_16_to_32W(cs16->lpszName);
1753 cs->lpszClass = map_str_16_to_32W(cs16->lpszClass);
1755 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1757 MDICREATESTRUCT16 *mdi_cs16;
1758 MDICREATESTRUCTW *mdi_cs = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs));
1761 HeapFree(GetProcessHeap(), 0, cs);
1764 mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs16->lpCreateParams);
1765 MDICREATESTRUCT16to32A(mdi_cs16, (MDICREATESTRUCTA *)mdi_cs);
1766 mdi_cs->szTitle = map_str_16_to_32W(mdi_cs16->szTitle);
1767 mdi_cs->szClass = map_str_16_to_32W(mdi_cs16->szClass);
1769 cs->lpCreateParams = mdi_cs;
1771 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1772 *plparam = (LPARAM)cs;
1777 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1778 MDICREATESTRUCTW *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1780 MDICREATESTRUCT16to32A( cs16, (MDICREATESTRUCTA *)cs );
1781 cs->szTitle = map_str_16_to_32W(cs16->szTitle);
1782 cs->szClass = map_str_16_to_32W(cs16->szClass);
1783 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1784 *plparam = (LPARAM)cs;
1790 LPMSG16 msg16 = MapSL(*plparam);
1791 LPMSG msg32 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1793 if (!msg32) return -1;
1794 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1795 msg32->lParam = msg16->lParam;
1796 msg32->time = msg16->time;
1797 msg32->pt.x = msg16->pt.x;
1798 msg32->pt.y = msg16->pt.y;
1799 /* this is right, right? */
1800 if (WINPROC_MapMsg16To32W(hwnd, msg16->message,msg16->wParam,
1801 &msg32->message,&msg32->wParam,
1802 &msg32->lParam)<0) {
1803 HeapFree( GetProcessHeap(), 0, msg32 );
1806 *plparam = (LPARAM)msg32;
1813 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1814 *pwparam32 = MAKEWPARAM( wch, HIWORD(*plparam) );
1815 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1819 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1820 *pwparam32 = MAKEWPARAM( wch, LOWORD(*plparam) );
1821 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1826 case WM_SYSDEADCHAR:
1828 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1832 return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
1834 default: /* No Unicode translation needed */
1835 return WINPROC_MapMsg16To32A( hwnd, msg16, wParam16, pmsg32,
1836 pwparam32, plparam );
1841 /**********************************************************************
1842 * WINPROC_UnmapMsg16To32W
1844 * Unmap a message that was mapped from 16- to 32-bit Unicode.
1846 LRESULT WINPROC_UnmapMsg16To32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1853 case WM_GETTEXTLENGTH:
1854 case CB_GETLBTEXTLEN:
1856 case WM_ASKCBFORMATNAME:
1857 return WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
1861 CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
1862 lParam = *(LPARAM *)(cs + 1);
1863 CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs, MapSL(lParam) );
1864 unmap_str_16_to_32W( cs->lpszName );
1865 unmap_str_16_to_32W( cs->lpszClass );
1867 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1869 MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)cs->lpCreateParams;
1870 unmap_str_16_to_32W( mdi_cs->szTitle );
1871 unmap_str_16_to_32W( mdi_cs->szClass );
1872 HeapFree(GetProcessHeap(), 0, cs->lpCreateParams);
1874 HeapFree( GetProcessHeap(), 0, cs );
1879 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
1880 lParam = *(LPARAM *)(cs + 1);
1881 MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs, MapSL(lParam) );
1882 unmap_str_16_to_32W( cs->szTitle );
1883 unmap_str_16_to_32W( cs->szClass );
1884 HeapFree( GetProcessHeap(), 0, cs );
1890 LPMSG msg32 = (LPMSG)lParam;
1892 WINPROC_UnmapMsg16To32W( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1894 HeapFree( GetProcessHeap(), 0, msg32 );
1898 return WINPROC_UnmapMsg16To32A( hwnd, msg, wParam, lParam, result );
1903 static HANDLE16 convert_handle_32_to_16(UINT src, unsigned int flags)
1906 UINT sz = GlobalSize((HANDLE)src);
1909 if (!(dst = GlobalAlloc16(flags, sz)))
1911 ptr32 = GlobalLock((HANDLE)src);
1912 ptr16 = GlobalLock16(dst);
1913 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
1914 GlobalUnlock((HANDLE)src);
1915 GlobalUnlock16(dst);
1921 /**********************************************************************
1922 * WINPROC_MapMsg32ATo16
1924 * Map a message from 32-bit Ansi to 16-bit.
1925 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1927 INT WINPROC_MapMsg32ATo16( HWND hwnd, UINT msg32, WPARAM wParam32,
1928 UINT16 *pmsg16, WPARAM16 *pwparam16,
1931 *pmsg16 = (UINT16)msg32;
1932 *pwparam16 = (WPARAM16)LOWORD(wParam32);
1936 *pmsg16 = SBM_SETRANGE16;
1937 *plparam = MAKELPARAM(wParam32, *plparam);
1942 *pmsg16 = SBM_GETRANGE16;
1950 *pmsg16 = (UINT16)msg32 + (BM_GETCHECK16 - BM_GETCHECK);
1959 case EM_SCROLLCARET:
1962 case EM_GETLINECOUNT:
1974 case EM_LINEFROMCHAR:
1975 case EM_SETTABSTOPS:
1976 case EM_SETPASSWORDCHAR:
1977 case EM_EMPTYUNDOBUFFER:
1978 case EM_GETFIRSTVISIBLELINE:
1979 case EM_SETREADONLY:
1980 case EM_SETWORDBREAKPROC:
1981 case EM_GETWORDBREAKPROC:
1982 case EM_GETPASSWORDCHAR:
1983 *pmsg16 = (UINT16)msg32 + (EM_GETSEL16 - EM_GETSEL);
1988 case LB_DELETESTRING:
1989 case LB_GETANCHORINDEX:
1990 case LB_GETCARETINDEX:
1993 case LB_GETHORIZONTALEXTENT:
1994 case LB_GETITEMDATA:
1995 case LB_GETITEMHEIGHT:
1997 case LB_GETSELCOUNT:
1999 case LB_GETTOPINDEX:
2000 case LB_RESETCONTENT:
2001 case LB_SELITEMRANGE:
2002 case LB_SELITEMRANGEEX:
2003 case LB_SETANCHORINDEX:
2004 case LB_SETCARETINDEX:
2005 case LB_SETCOLUMNWIDTH:
2007 case LB_SETHORIZONTALEXTENT:
2008 case LB_SETITEMDATA:
2009 case LB_SETITEMHEIGHT:
2011 case LB_SETTOPINDEX:
2012 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
2014 case CB_DELETESTRING:
2016 case CB_GETLBTEXTLEN:
2018 case CB_RESETCONTENT:
2022 case CB_SHOWDROPDOWN:
2023 case CB_SETITEMDATA:
2024 case CB_SETITEMHEIGHT:
2025 case CB_GETITEMHEIGHT:
2026 case CB_SETEXTENDEDUI:
2027 case CB_GETEXTENDEDUI:
2028 case CB_GETDROPPEDSTATE:
2029 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
2032 *pmsg16 = CB_GETEDITSEL16;
2037 case LB_FINDSTRINGEXACT:
2038 case LB_INSERTSTRING:
2039 case LB_SELECTSTRING:
2042 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
2043 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
2048 case CB_FINDSTRINGEXACT:
2049 case CB_INSERTSTRING:
2050 case CB_SELECTSTRING:
2052 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
2053 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
2056 case LB_GETITEMRECT:
2058 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
2059 if (!rect) return -1;
2060 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
2061 *plparam = MapLS( rect );
2063 *pmsg16 = LB_GETITEMRECT16;
2065 case LB_GETSELITEMS:
2067 LPARAM *items; /* old LPARAM first, then *pwparam16 x INT16 entries */
2069 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
2070 if (!(items = HeapAlloc( GetProcessHeap(), 0,
2071 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
2072 *items++ = *plparam; /* Store the previous lParam */
2073 *plparam = MapLS( items );
2075 *pmsg16 = LB_GETSELITEMS16;
2077 case LB_SETTABSTOPS:
2082 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
2083 if (!(stops = HeapAlloc( GetProcessHeap(), 0,
2084 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
2085 for (i = 0; i < *pwparam16; i++) stops[i] = *((LPINT)*plparam+i);
2086 *plparam = MapLS( stops );
2089 *pmsg16 = LB_SETTABSTOPS16;
2092 case CB_GETDROPPEDCONTROLRECT:
2094 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
2095 if (!rect) return -1;
2096 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
2097 *plparam = (LPARAM)MapLS(rect);
2099 *pmsg16 = CB_GETDROPPEDCONTROLRECT16;
2103 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
2104 *pmsg16 = LB_GETTEXT16;
2108 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
2109 *pmsg16 = CB_GETLBTEXT16;
2114 *plparam = MAKELONG( (INT16)(INT)wParam32, (INT16)*plparam );
2115 *pmsg16 = EM_SETSEL16;
2122 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
2126 *plparam = MAKELPARAM( HIWORD(wParam32), (HWND16)*plparam );
2128 case WM_CTLCOLORMSGBOX:
2129 case WM_CTLCOLOREDIT:
2130 case WM_CTLCOLORLISTBOX:
2131 case WM_CTLCOLORBTN:
2132 case WM_CTLCOLORDLG:
2133 case WM_CTLCOLORSCROLLBAR:
2134 case WM_CTLCOLORSTATIC:
2135 *pmsg16 = WM_CTLCOLOR;
2136 *plparam = MAKELPARAM( (HWND16)*plparam,
2137 (WORD)msg32 - WM_CTLCOLORMSGBOX );
2139 case WM_COMPAREITEM:
2141 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)*plparam;
2142 COMPAREITEMSTRUCT16 *cis = HeapAlloc( GetProcessHeap(), 0, sizeof(COMPAREITEMSTRUCT16));
2143 if (!cis) return -1;
2144 cis->CtlType = (UINT16)cis32->CtlType;
2145 cis->CtlID = (UINT16)cis32->CtlID;
2146 cis->hwndItem = HWND_16( cis32->hwndItem );
2147 cis->itemID1 = (UINT16)cis32->itemID1;
2148 cis->itemData1 = cis32->itemData1;
2149 cis->itemID2 = (UINT16)cis32->itemID2;
2150 cis->itemData2 = cis32->itemData2;
2151 *plparam = MapLS( cis );
2156 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)*plparam;
2157 DELETEITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DELETEITEMSTRUCT16) );
2158 if (!dis) return -1;
2159 dis->CtlType = (UINT16)dis32->CtlType;
2160 dis->CtlID = (UINT16)dis32->CtlID;
2161 dis->itemID = (UINT16)dis32->itemID;
2162 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
2163 : HWND_16( dis32->hwndItem );
2164 dis->itemData = dis32->itemData;
2165 *plparam = MapLS( dis );
2170 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)*plparam;
2171 DRAWITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DRAWITEMSTRUCT16) );
2172 if (!dis) return -1;
2173 dis->CtlType = (UINT16)dis32->CtlType;
2174 dis->CtlID = (UINT16)dis32->CtlID;
2175 dis->itemID = (UINT16)dis32->itemID;
2176 dis->itemAction = (UINT16)dis32->itemAction;
2177 dis->itemState = (UINT16)dis32->itemState;
2178 dis->hwndItem = HWND_16( dis32->hwndItem );
2179 dis->hDC = HDC_16(dis32->hDC);
2180 dis->itemData = dis32->itemData;
2181 dis->rcItem.left = dis32->rcItem.left;
2182 dis->rcItem.top = dis32->rcItem.top;
2183 dis->rcItem.right = dis32->rcItem.right;
2184 dis->rcItem.bottom = dis32->rcItem.bottom;
2185 *plparam = MapLS( dis );
2188 case WM_MEASUREITEM:
2190 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)*plparam;
2191 MEASUREITEMSTRUCT16 *mis = HeapAlloc( GetProcessHeap(), 0, sizeof(*mis)+sizeof(LPARAM));
2192 if (!mis) return -1;
2193 mis->CtlType = (UINT16)mis32->CtlType;
2194 mis->CtlID = (UINT16)mis32->CtlID;
2195 mis->itemID = (UINT16)mis32->itemID;
2196 mis->itemWidth = (UINT16)mis32->itemWidth;
2197 mis->itemHeight = (UINT16)mis32->itemHeight;
2198 mis->itemData = mis32->itemData;
2199 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
2200 *plparam = MapLS( mis );
2203 case WM_GETMINMAXINFO:
2205 MINMAXINFO16 *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM) );
2206 if (!mmi) return -1;
2207 MINMAXINFO32to16( (MINMAXINFO *)*plparam, mmi );
2208 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
2209 *plparam = MapLS( mmi );
2213 case WM_ASKCBFORMATNAME:
2215 LPARAM *str; /* store LPARAM, then *pwparam16 char space */
2216 *pwparam16 = (WPARAM16)min( wParam32, 0xff80 ); /* Must be < 64K */
2217 if (!(str = HeapAlloc( GetProcessHeap(), 0, *pwparam16 + sizeof(LPARAM)))) return -1;
2218 *str++ = *plparam; /* Store the previous lParam */
2219 *plparam = MapLS( str );
2224 MDICREATESTRUCT16 *cs;
2225 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)*plparam;
2227 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2228 MDICREATESTRUCT32Ato16( cs32, cs );
2229 cs->szTitle = MapLS( cs32->szTitle );
2230 cs->szClass = MapLS( cs32->szClass );
2231 *plparam = MapLS( cs );
2234 case WM_MDIGETACTIVE:
2237 *plparam = MAKELPARAM( (HMENU16)LOWORD(wParam32),
2238 (HMENU16)LOWORD(*plparam) );
2239 *pwparam16 = (*plparam == 0);
2242 if(HIWORD(wParam32) & MF_POPUP)
2245 if (((UINT)HIWORD(wParam32) != 0xFFFF) || (*plparam))
2247 if((hmenu = GetSubMenu((HMENU)*plparam, *pwparam16)))
2248 *pwparam16=HMENU_16(hmenu);
2253 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2255 case WM_MDIACTIVATE:
2256 if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
2258 *pwparam16 = ((HWND)*plparam == hwnd);
2259 *plparam = MAKELPARAM( (HWND16)LOWORD(*plparam),
2260 (HWND16)LOWORD(wParam32) );
2264 *pwparam16 = HWND_16( (HWND)wParam32 );
2270 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)*plparam;
2271 NCCALCSIZE_PARAMS16 *nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM));
2274 nc->rgrc[0].left = nc32->rgrc[0].left;
2275 nc->rgrc[0].top = nc32->rgrc[0].top;
2276 nc->rgrc[0].right = nc32->rgrc[0].right;
2277 nc->rgrc[0].bottom = nc32->rgrc[0].bottom;
2281 nc->rgrc[1].left = nc32->rgrc[1].left;
2282 nc->rgrc[1].top = nc32->rgrc[1].top;
2283 nc->rgrc[1].right = nc32->rgrc[1].right;
2284 nc->rgrc[1].bottom = nc32->rgrc[1].bottom;
2285 nc->rgrc[2].left = nc32->rgrc[2].left;
2286 nc->rgrc[2].top = nc32->rgrc[2].top;
2287 nc->rgrc[2].right = nc32->rgrc[2].right;
2288 nc->rgrc[2].bottom = nc32->rgrc[2].bottom;
2289 if (!(wp = HeapAlloc( GetProcessHeap(), 0, sizeof(WINDOWPOS16) )))
2291 HeapFree( GetProcessHeap(), 0, nc );
2294 WINDOWPOS32to16( nc32->lppos, wp );
2295 nc->lppos = MapLS( wp );
2297 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
2298 *plparam = MapLS( nc );
2305 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)*plparam;
2307 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2308 CREATESTRUCT32Ato16( cs32, cs );
2309 cs->lpszName = MapLS( cs32->lpszName );
2310 cs->lpszClass = MapLS( cs32->lpszClass );
2312 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
2314 MDICREATESTRUCT16 *mdi_cs16;
2315 MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)cs32->lpCreateParams;
2316 mdi_cs16 = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs16));
2319 HeapFree(GetProcessHeap(), 0, cs);
2322 MDICREATESTRUCT32Ato16(mdi_cs, mdi_cs16);
2323 mdi_cs16->szTitle = MapLS( mdi_cs->szTitle );
2324 mdi_cs16->szClass = MapLS( mdi_cs->szClass );
2325 cs->lpCreateParams = MapLS( mdi_cs16 );
2327 *plparam = MapLS( cs );
2330 case WM_PARENTNOTIFY:
2331 if ((LOWORD(wParam32)==WM_CREATE) || (LOWORD(wParam32)==WM_DESTROY))
2332 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32));
2333 /* else nothing to do */
2336 *plparam = MapLS( (NMHDR *)*plparam ); /* NMHDR is already 32-bit */
2339 case WM_WININICHANGE:
2340 case WM_DEVMODECHANGE:
2341 *plparam = MapLS( (LPSTR)*plparam );
2343 case WM_WINDOWPOSCHANGING:
2344 case WM_WINDOWPOSCHANGED:
2346 WINDOWPOS16 *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
2348 WINDOWPOS32to16( (WINDOWPOS *)*plparam, wp );
2349 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
2350 *plparam = MapLS( wp );
2355 LPMSG msg32 = (LPMSG) *plparam;
2356 LPMSG16 msg16 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG16) );
2358 if (!msg16) return -1;
2359 msg16->hwnd = HWND_16( msg32->hwnd );
2360 msg16->lParam = msg32->lParam;
2361 msg16->time = msg32->time;
2362 msg16->pt.x = msg32->pt.x;
2363 msg16->pt.y = msg32->pt.y;
2364 /* this is right, right? */
2365 if (WINPROC_MapMsg32ATo16(msg32->hwnd,msg32->message,msg32->wParam,
2366 &msg16->message,&msg16->wParam, &msg16->lParam)<0)
2368 HeapFree( GetProcessHeap(), 0, msg16 );
2371 *plparam = MapLS( msg16 );
2376 case WM_ACTIVATEAPP:
2377 if (*plparam) *plparam = HTASK_16( (HANDLE)*plparam );
2381 MDINEXTMENU *next = (MDINEXTMENU *)*plparam;
2382 *plparam = (LPARAM)next->hmenuIn;
2386 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
2388 *pmsg16 = WM_PAINTICON;
2393 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
2394 *pmsg16 = WM_ICONERASEBKGND;
2396 case WM_PAINTCLIPBOARD:
2397 case WM_SIZECLIPBOARD:
2398 FIXME_(msg)("message %04x needs translation\n", msg32 );
2400 /* following messages should not be sent to 16-bit apps */
2403 case WM_CAPTURECHANGED:
2404 case WM_STYLECHANGING:
2405 case WM_STYLECHANGED:
2407 case WM_DDE_INITIATE:
2408 case WM_DDE_TERMINATE:
2409 case WM_DDE_UNADVISE:
2410 case WM_DDE_REQUEST:
2411 *pwparam16 = HWND_16((HWND)wParam32);
2420 *pwparam16 = HWND_16((HWND)wParam32);
2421 UnpackDDElParam(msg32, *plparam, &lo32, &hi);
2422 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE)))
2424 *plparam = MAKELPARAM(lo16, hi);
2426 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2433 *pwparam16 = HWND_16((HWND)wParam32);
2435 UnpackDDElParam(msg32, *plparam, &lo, &hi);
2437 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
2438 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
2444 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
2449 break; /* atom, nothing to do */
2451 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
2454 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
2457 *plparam = MAKELPARAM(lo, hi);
2459 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2460 case WM_DDE_EXECUTE:
2461 *plparam = convert_handle_32_to_16(*plparam, GMEM_DDESHARE);
2462 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2463 default: /* No translation needed */
2469 /**********************************************************************
2470 * WINPROC_UnmapMsg32ATo16
2472 * Unmap a message that was mapped from 32-bit Ansi to 16-bit.
2474 void WINPROC_UnmapMsg32ATo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2480 *(LPINT)wParam = LOWORD(p16->lResult);
2481 *(LPINT)lParam = HIWORD(p16->lResult);
2488 case LB_FINDSTRINGEXACT:
2489 case LB_INSERTSTRING:
2490 case LB_SELECTSTRING:
2494 case CB_FINDSTRINGEXACT:
2495 case CB_INSERTSTRING:
2496 case CB_SELECTSTRING:
2500 case WM_WININICHANGE:
2501 case WM_DEVMODECHANGE:
2502 UnMapLS( (SEGPTR)p16->lParam );
2504 case LB_SETTABSTOPS:
2505 case WM_COMPAREITEM:
2509 void *ptr = MapSL( p16->lParam );
2510 UnMapLS( p16->lParam );
2511 HeapFree( GetProcessHeap(), 0, ptr );
2514 case CB_GETDROPPEDCONTROLRECT:
2515 case LB_GETITEMRECT:
2518 RECT16 *rect = MapSL(p16->lParam);
2519 UnMapLS( p16->lParam );
2520 p16->lParam = *(LPARAM *)(rect + 1);
2521 r32 = (RECT *)p16->lParam;
2522 r32->left = rect->left;
2523 r32->top = rect->top;
2524 r32->right = rect->right;
2525 r32->bottom = rect->bottom;
2526 HeapFree( GetProcessHeap(), 0, rect );
2529 case LB_GETSELITEMS:
2532 LPINT16 items = MapSL(p16->lParam);
2533 UnMapLS( p16->lParam );
2534 p16->lParam = *((LPARAM *)items - 1);
2535 for (i = 0; i < p16->wParam; i++) *((LPINT)(p16->lParam) + i) = items[i];
2536 HeapFree( GetProcessHeap(), 0, (LPARAM *)items - 1 );
2542 *((PUINT)(wParam)) = LOWORD(p16->lResult);
2544 *((PUINT)(lParam)) = HIWORD(p16->lResult); /* FIXME: substract 1? */
2547 case WM_MEASUREITEM:
2549 MEASUREITEMSTRUCT16 *mis = MapSL(p16->lParam);
2550 MEASUREITEMSTRUCT *mis32 = *(MEASUREITEMSTRUCT **)(mis + 1);
2551 mis32->itemWidth = mis->itemWidth;
2552 mis32->itemHeight = mis->itemHeight;
2553 UnMapLS( p16->lParam );
2554 HeapFree( GetProcessHeap(), 0, mis );
2557 case WM_GETMINMAXINFO:
2559 MINMAXINFO16 *mmi = MapSL(p16->lParam);
2560 UnMapLS( p16->lParam );
2561 p16->lParam = *(LPARAM *)(mmi + 1);
2562 MINMAXINFO16to32( mmi, (MINMAXINFO *)(p16->lParam) );
2563 HeapFree( GetProcessHeap(), 0, mmi );
2567 case WM_ASKCBFORMATNAME:
2569 LPSTR str = MapSL(p16->lParam);
2570 UnMapLS( p16->lParam );
2571 p16->lParam = *((LPARAM *)str - 1);
2572 lstrcpynA( (LPSTR)(p16->lParam), str, p16->wParam );
2573 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2578 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2579 UnMapLS( cs->szTitle );
2580 UnMapLS( cs->szClass );
2581 UnMapLS( p16->lParam );
2582 HeapFree( GetProcessHeap(), 0, cs );
2585 case WM_MDIGETACTIVE:
2586 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(p16->lResult);
2587 p16->lResult = (LRESULT)WIN_Handle32( LOWORD(p16->lResult) );
2591 NCCALCSIZE_PARAMS *nc32;
2592 NCCALCSIZE_PARAMS16 *nc = MapSL(p16->lParam);
2593 UnMapLS( p16->lParam );
2594 p16->lParam = *(LPARAM *)(nc + 1);
2595 nc32 = (NCCALCSIZE_PARAMS *)(p16->lParam);
2596 nc32->rgrc[0].left = nc->rgrc[0].left;
2597 nc32->rgrc[0].top = nc->rgrc[0].top;
2598 nc32->rgrc[0].right = nc->rgrc[0].right;
2599 nc32->rgrc[0].bottom = nc->rgrc[0].bottom;
2602 WINDOWPOS16 *pos = MapSL(nc->lppos);
2603 UnMapLS( nc->lppos );
2604 nc32->rgrc[1].left = nc->rgrc[1].left;
2605 nc32->rgrc[1].top = nc->rgrc[1].top;
2606 nc32->rgrc[1].right = nc->rgrc[1].right;
2607 nc32->rgrc[1].bottom = nc->rgrc[1].bottom;
2608 nc32->rgrc[2].left = nc->rgrc[2].left;
2609 nc32->rgrc[2].top = nc->rgrc[2].top;
2610 nc32->rgrc[2].right = nc->rgrc[2].right;
2611 nc32->rgrc[2].bottom = nc->rgrc[2].bottom;
2612 WINDOWPOS16to32( pos, nc32->lppos );
2613 HeapFree( GetProcessHeap(), 0, pos );
2615 HeapFree( GetProcessHeap(), 0, nc );
2621 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2622 UnMapLS( p16->lParam );
2623 UnMapLS( cs->lpszName );
2624 UnMapLS( cs->lpszClass );
2625 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
2627 MDICREATESTRUCT16 *mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs->lpCreateParams);
2628 UnMapLS( cs->lpCreateParams );
2629 UnMapLS( mdi_cs16->szTitle );
2630 UnMapLS( mdi_cs16->szClass );
2631 HeapFree(GetProcessHeap(), 0, mdi_cs16);
2633 HeapFree( GetProcessHeap(), 0, cs );
2636 case WM_WINDOWPOSCHANGING:
2637 case WM_WINDOWPOSCHANGED:
2639 WINDOWPOS16 *wp = MapSL(p16->lParam);
2640 UnMapLS( p16->lParam );
2641 p16->lParam = *(LPARAM *)(wp + 1);
2642 WINDOWPOS16to32( wp, (WINDOWPOS *)p16->lParam );
2643 HeapFree( GetProcessHeap(), 0, wp );
2647 UnMapLS(p16->lParam);
2652 LPMSG16 msg16 = MapSL(p16->lParam);
2654 UnMapLS( p16->lParam );
2655 msgp16.wParam=msg16->wParam;
2656 msgp16.lParam=msg16->lParam;
2657 WINPROC_UnmapMsg32ATo16(((LPMSG)lParam)->hwnd, ((LPMSG)lParam)->message,
2658 ((LPMSG)lParam)->wParam, ((LPMSG)lParam)->lParam,
2660 HeapFree( GetProcessHeap(), 0, msg16 );
2665 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
2666 next->hmenuNext = HMENU_32( LOWORD(p16->lResult) );
2667 next->hwndNext = WIN_Handle32( HIWORD(p16->lResult) );
2675 /**********************************************************************
2676 * WINPROC_MapMsg32WTo16
2678 * Map a message from 32-bit Unicode to 16-bit.
2679 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
2681 INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
2682 UINT16 *pmsg16, WPARAM16 *pwparam16,
2688 *pmsg16 = LOWORD(msg32);
2689 *pwparam16 = LOWORD(wParam32);
2694 case LB_FINDSTRINGEXACT:
2695 case LB_INSERTSTRING:
2696 case LB_SELECTSTRING:
2699 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2700 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
2705 case CB_FINDSTRINGEXACT:
2706 case CB_INSERTSTRING:
2707 case CB_SELECTSTRING:
2709 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2710 *pmsg16 = (UINT16)msg32 + (CB_ADDSTRING16 - CB_ADDSTRING);
2717 CREATESTRUCTW *cs32 = (CREATESTRUCTW *)*plparam;
2719 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2720 CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs32, cs );
2721 cs->lpszName = map_str_32W_to_16( cs32->lpszName );
2722 cs->lpszClass = map_str_32W_to_16( cs32->lpszClass );
2724 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
2726 MDICREATESTRUCT16 *mdi_cs16;
2727 MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)cs32->lpCreateParams;
2728 mdi_cs16 = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs16));
2731 HeapFree(GetProcessHeap(), 0, cs);
2734 MDICREATESTRUCT32Ato16((MDICREATESTRUCTA *)mdi_cs, mdi_cs16);
2735 mdi_cs16->szTitle = map_str_32W_to_16(mdi_cs->szTitle);
2736 mdi_cs16->szClass = map_str_32W_to_16(mdi_cs->szClass);
2737 cs->lpCreateParams = MapLS(mdi_cs16);
2739 *plparam = MapLS(cs);
2744 MDICREATESTRUCT16 *cs;
2745 MDICREATESTRUCTW *cs32 = (MDICREATESTRUCTW *)*plparam;
2747 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2748 MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs32, cs );
2749 cs->szTitle = map_str_32W_to_16( cs32->szTitle );
2750 cs->szClass = map_str_32W_to_16( cs32->szClass );
2751 *plparam = MapLS(cs);
2755 case WM_WININICHANGE:
2756 case WM_DEVMODECHANGE:
2757 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2760 if ( WINPROC_TestLBForStr( hwnd ))
2762 LPSTR str = HeapAlloc( GetProcessHeap(), 0, 512 ); /* FIXME: fixed sized buffer */
2763 if (!str) return -1;
2764 *pmsg16 = LB_GETTEXT16;
2765 *plparam = (LPARAM)MapLS(str);
2769 if ( WINPROC_TestCBForStr( hwnd ))
2771 LPSTR str = HeapAlloc( GetProcessHeap(), 0, 512 ); /* FIXME: fixed sized buffer */
2772 if (!str) return -1;
2773 *pmsg16 = CB_GETLBTEXT16;
2774 *plparam = (LPARAM)MapLS(str);
2779 wch = LOWORD(wParam32);
2780 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2782 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
2785 wch = LOWORD(wParam32);
2786 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2788 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2793 case WM_SYSDEADCHAR:
2795 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2803 if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL ) == 2)
2804 *pwparam16 = (ch[0] << 8) | ch[1];
2810 default: /* No Unicode translation needed (?) */
2811 return WINPROC_MapMsg32ATo16( hwnd, msg32, wParam32, pmsg16,
2812 pwparam16, plparam );
2817 /**********************************************************************
2818 * WINPROC_UnmapMsg32WTo16
2820 * Unmap a message that was mapped from 32-bit Unicode to 16-bit.
2822 void WINPROC_UnmapMsg32WTo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2829 case LB_FINDSTRINGEXACT:
2830 case LB_INSERTSTRING:
2831 case LB_SELECTSTRING:
2836 case CB_FINDSTRINGEXACT:
2837 case CB_INSERTSTRING:
2838 case CB_SELECTSTRING:
2841 case WM_WININICHANGE:
2842 case WM_DEVMODECHANGE:
2843 unmap_str_32W_to_16( p16->lParam );
2848 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2849 UnMapLS( p16->lParam );
2850 unmap_str_32W_to_16( cs->lpszName );
2851 unmap_str_32W_to_16( cs->lpszClass );
2853 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
2855 MDICREATESTRUCT16 *mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs->lpCreateParams);
2856 UnMapLS( cs->lpCreateParams );
2857 unmap_str_32W_to_16(mdi_cs16->szTitle);
2858 unmap_str_32W_to_16(mdi_cs16->szClass);
2859 HeapFree(GetProcessHeap(), 0, mdi_cs16);
2861 HeapFree( GetProcessHeap(), 0, cs );
2866 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2867 UnMapLS( p16->lParam );
2868 unmap_str_32W_to_16( cs->szTitle );
2869 unmap_str_32W_to_16( cs->szClass );
2870 HeapFree( GetProcessHeap(), 0, cs );
2874 case WM_ASKCBFORMATNAME:
2876 LPSTR str = MapSL(p16->lParam);
2877 UnMapLS( p16->lParam );
2878 p16->lParam = *((LPARAM *)str - 1);
2879 MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)p16->lParam, 0x7fffffff );
2880 p16->lResult = strlenW( (LPWSTR)p16->lParam );
2881 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2885 if ( WINPROC_TestLBForStr( hwnd ))
2887 LPSTR str = MapSL(p16->lParam);
2888 UnMapLS( p16->lParam );
2889 p16->lResult = MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff ) - 1;
2890 HeapFree( GetProcessHeap(), 0, (LPARAM *)str );
2894 if ( WINPROC_TestCBForStr( hwnd ))
2896 LPSTR str = MapSL(p16->lParam);
2897 UnMapLS( p16->lParam );
2898 p16->lResult = MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff ) - 1;
2899 HeapFree( GetProcessHeap(), 0, (LPARAM *)str );
2903 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, p16 );
2909 /**********************************************************************
2910 * WINPROC_CallProc32ATo32W
2912 * Call a window procedure, translating args from Ansi to Unicode.
2914 static LRESULT WINPROC_CallProc32ATo32W( WNDPROC func, HWND hwnd,
2915 UINT msg, WPARAM wParam,
2921 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2922 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2924 if( (unmap = WINPROC_MapMsg32ATo32W( hwnd, msg, &wParam, &lParam )) == -1) {
2925 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
2926 SPY_GetMsgName(msg, hwnd), wParam, lParam );
2929 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2930 if (unmap) result = WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
2935 /**********************************************************************
2936 * WINPROC_CallProc32WTo32A_fast
2939 static BOOL WINPROC_CallProc32WTo32A_fast( WNDPROC func, HWND hwnd,
2940 UINT msg, WPARAM wParam,
2941 LPARAM lParam, LRESULT *result )
2947 { /* csW->lpszName and csW->lpszClass are NOT supposed to be atoms
2951 char *cls = buffer, *name;
2952 CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
2953 CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
2954 DWORD name_lenA, name_lenW, class_lenA, class_lenW;
2956 class_lenW = strlenW(csW->lpszClass) * sizeof(WCHAR);
2957 RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
2961 name_lenW = strlenW(csW->lpszName) * sizeof(WCHAR);
2962 RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
2965 name_lenW = name_lenA = 0;
2967 if (class_lenA + name_lenA + 2 > sizeof(buffer))
2969 cls = HeapAlloc(GetProcessHeap(), 0, class_lenA + name_lenA + 2);
2970 if (!cls) return FALSE;
2973 RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
2974 cls[class_lenA] = 0;
2975 csA.lpszClass = cls;
2979 name = cls + class_lenA + 1;
2980 RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
2981 name[name_lenA] = 0;
2982 csA.lpszName = name;
2985 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
2987 MDICREATESTRUCTA mdi_cs;
2989 mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
2990 mdi_cs.szTitle = csA.lpszName;
2991 mdi_cs.szClass = csA.lpszClass;
2992 csA.lpCreateParams = &mdi_cs;
2995 lParam = (LPARAM)&csA;
2996 *result = WINPROC_CallWndProc(func, hwnd, msg, wParam, lParam);
2998 if (cls != buffer) HeapFree(GetProcessHeap(), 0, cls);
3007 /**********************************************************************
3008 * WINPROC_CallProc32WTo32A
3010 * Call a window procedure, translating args from Unicode to Ansi.
3012 static LRESULT WINPROC_CallProc32WTo32A( WNDPROC func, HWND hwnd,
3013 UINT msg, WPARAM wParam,
3019 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
3020 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
3022 if (WINPROC_CallProc32WTo32A_fast( func, hwnd, msg, wParam, lParam, &result ))
3025 if ((unmap = WINPROC_MapMsg32WTo32A( hwnd, msg, &wParam, &lParam )) == -1) {
3026 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
3027 SPY_GetMsgName(msg, hwnd), wParam, lParam );
3030 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
3031 if( unmap ) result = WINPROC_UnmapMsg32WTo32A( hwnd, msg, wParam, lParam, result );
3036 /**********************************************************************
3037 * __wine_call_wndproc_32A (USER.1010)
3039 LRESULT WINAPI __wine_call_wndproc_32A( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
3045 HWND hwnd32 = WIN_Handle32( hwnd );
3047 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
3048 func, hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
3050 if (WINPROC_MapMsg16To32A( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
3052 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
3053 return WINPROC_UnmapMsg16To32A( hwnd32, msg32, wParam32, lParam, result );
3057 /**********************************************************************
3058 * __wine_call_wndproc_32W (USER.1011)
3060 LRESULT WINAPI __wine_call_wndproc_32W( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
3066 HWND hwnd32 = WIN_Handle32( hwnd );
3068 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
3069 func, hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
3071 if (WINPROC_MapMsg16To32W( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
3073 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
3074 return WINPROC_UnmapMsg16To32W( hwnd32, msg32, wParam32, lParam, result );
3078 /**********************************************************************
3079 * WINPROC_CallProc32ATo16
3081 * Call a 16-bit window procedure, translating the 32-bit args.
3083 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
3084 UINT msg, WPARAM wParam,
3090 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
3091 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
3093 mp16.lParam = lParam;
3094 if (WINPROC_MapMsg32ATo16( hwnd, msg, wParam, &msg16, &mp16.wParam, &mp16.lParam ) == -1)
3096 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
3097 mp16.wParam, mp16.lParam );
3098 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, &mp16 );
3099 return mp16.lResult;
3103 /**********************************************************************
3104 * WINPROC_CallProc32WTo16
3106 * Call a 16-bit window procedure, translating the 32-bit args.
3108 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
3109 UINT msg, WPARAM wParam,
3115 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
3116 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
3118 mp16.lParam = lParam;
3119 if (WINPROC_MapMsg32WTo16( hwnd, msg, wParam, &msg16, &mp16.wParam,
3120 &mp16.lParam ) == -1)
3122 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
3123 mp16.wParam, mp16.lParam );
3124 WINPROC_UnmapMsg32WTo16( hwnd, msg, wParam, lParam, &mp16 );
3125 return mp16.lResult;
3129 /**********************************************************************
3130 * CallWindowProc (USER.122)
3132 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
3133 WPARAM16 wParam, LPARAM lParam )
3137 if (!func) return 0;
3139 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
3140 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
3143 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_16 );
3144 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
3150 if (!proc->thunk.t_from32.proc) return 0;
3151 return WINPROC_CallWndProc16( proc->thunk.t_from32.proc,
3152 hwnd, msg, wParam, lParam );
3154 if (!proc->thunk.t_from16.proc) return 0;
3155 return __wine_call_wndproc_32A( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
3157 if (!proc->thunk.t_from16.proc) return 0;
3158 return __wine_call_wndproc_32W( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
3160 WARN_(relay)("Invalid proc %p\n", proc );
3166 /**********************************************************************
3167 * CallWindowProcA (USER32.@)
3169 * The CallWindowProc() function invokes the windows procedure _func_,
3170 * with _hwnd_ as the target window, the message specified by _msg_, and
3171 * the message parameters _wParam_ and _lParam_.
3173 * Some kinds of argument conversion may be done, I'm not sure what.
3175 * CallWindowProc() may be used for windows subclassing. Use
3176 * SetWindowLong() to set a new windows procedure for windows of the
3177 * subclass, and handle subclassed messages in the new windows
3178 * procedure. The new windows procedure may then use CallWindowProc()
3179 * with _func_ set to the parent class's windows procedure to dispatch
3180 * the message to the superclass.
3184 * The return value is message dependent.
3190 LRESULT WINAPI CallWindowProcA(
3191 WNDPROC func, /* [in] window procedure */
3192 HWND hwnd, /* [in] target window */
3193 UINT msg, /* [in] message */
3194 WPARAM wParam, /* [in] message dependent parameter */
3195 LPARAM lParam /* [in] message dependent parameter */
3199 if (!func) return 0;
3201 if (!(proc = WINPROC_GetPtr( func )))
3202 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
3205 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32A );
3206 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
3212 if (!proc->thunk.t_from32.proc) return 0;
3213 return WINPROC_CallProc32ATo16( proc->thunk.t_from32.proc,
3214 hwnd, msg, wParam, lParam );
3216 if (!proc->thunk.t_from16.proc) return 0;
3217 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
3218 hwnd, msg, wParam, lParam );
3220 if (!proc->thunk.t_from16.proc) return 0;
3221 return WINPROC_CallProc32ATo32W( proc->thunk.t_from16.proc,
3222 hwnd, msg, wParam, lParam );
3224 WARN_(relay)("Invalid proc %p\n", proc );
3230 /**********************************************************************
3231 * CallWindowProcW (USER32.@)
3233 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
3234 WPARAM wParam, LPARAM lParam )
3238 if (!func) return 0;
3240 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
3241 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
3244 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32W );
3245 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
3251 if (!proc->thunk.t_from32.proc) return 0;
3252 return WINPROC_CallProc32WTo16( proc->thunk.t_from32.proc,
3253 hwnd, msg, wParam, lParam );
3255 if (!proc->thunk.t_from16.proc) return 0;
3256 return WINPROC_CallProc32WTo32A( proc->thunk.t_from16.proc,
3257 hwnd, msg, wParam, lParam );
3259 if (!proc->thunk.t_from16.proc) return 0;
3260 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
3261 hwnd, msg, wParam, lParam );
3263 WARN_(relay)("Invalid proc %p\n", proc );