2 * Window procedure callbacks
4 * Copyright 1995 Martin von Loewis
5 * Copyright 1996 Alexandre Julliard
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
32 #include "wine/winbase16.h"
33 #include "wine/winuser16.h"
36 #include "user_private.h"
39 #include "wine/unicode.h"
40 #include "wine/debug.h"
42 WINE_DECLARE_DEBUG_CHANNEL(msg);
43 WINE_DECLARE_DEBUG_CHANNEL(relay);
44 WINE_DEFAULT_DEBUG_CHANNEL(win);
46 typedef struct tagWINDOWPROC
48 WNDPROC16 proc16; /* 16-bit window proc */
49 WNDPROC procA; /* ASCII window proc */
50 WNDPROC procW; /* Unicode window proc */
53 #define WINPROC_HANDLE (~0UL >> 16)
54 #define MAX_WINPROCS 8192
55 #define BUILTIN_WINPROCS 8 /* first BUILTIN_WINPROCS entries are reserved for builtin procs */
57 WNDPROC EDIT_winproc_handle = 0;
59 static WINDOWPROC winproc_array[MAX_WINPROCS];
60 static UINT builtin_used;
61 static UINT winproc_used = BUILTIN_WINPROCS;
63 static CRITICAL_SECTION winproc_cs;
64 static CRITICAL_SECTION_DEBUG critsect_debug =
67 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
68 0, 0, { (DWORD_PTR)(__FILE__ ": winproc_cs") }
70 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
72 static inline void *get_buffer( void *static_buffer, size_t size, size_t need )
74 if (size >= need) return static_buffer;
75 return HeapAlloc( GetProcessHeap(), 0, need );
78 static inline void free_buffer( void *static_buffer, void *buffer )
80 if (buffer != static_buffer) HeapFree( GetProcessHeap(), 0, buffer );
83 /* find an existing winproc for a given 16-bit function and type */
84 /* FIXME: probably should do something more clever than a linear search */
85 static inline WINDOWPROC *find_winproc16( WNDPROC16 func )
89 for (i = BUILTIN_WINPROCS; i < winproc_used; i++)
91 if (winproc_array[i].proc16 == func) return &winproc_array[i];
96 /* find an existing winproc for a given function and type */
97 /* FIXME: probably should do something more clever than a linear search */
98 static inline WINDOWPROC *find_winproc( WNDPROC funcA, WNDPROC funcW )
102 for (i = 0; i < builtin_used; i++)
104 /* match either proc, some apps confuse A and W */
105 if (funcA && winproc_array[i].procA != funcA && winproc_array[i].procW != funcA) continue;
106 if (funcW && winproc_array[i].procA != funcW && winproc_array[i].procW != funcW) continue;
107 return &winproc_array[i];
109 for (i = BUILTIN_WINPROCS; i < winproc_used; i++)
111 if (funcA && winproc_array[i].procA != funcA) continue;
112 if (funcW && winproc_array[i].procW != funcW) continue;
113 return &winproc_array[i];
118 /* return the window proc for a given handle, or NULL for an invalid handle */
119 static inline WINDOWPROC *handle_to_proc( WNDPROC handle )
121 UINT index = LOWORD(handle);
122 if ((ULONG_PTR)handle >> 16 != WINPROC_HANDLE) return NULL;
123 if (index >= winproc_used) return NULL;
124 return &winproc_array[index];
127 /* create a handle for a given window proc */
128 static inline WNDPROC proc_to_handle( WINDOWPROC *proc )
130 return (WNDPROC)(ULONG_PTR)((proc - winproc_array) | (WINPROC_HANDLE << 16));
133 /* allocate and initialize a new winproc */
134 static inline WINDOWPROC *alloc_winproc( WNDPROC funcA, WNDPROC funcW )
138 /* check if the function is already a win proc */
139 if (funcA && (proc = handle_to_proc( funcA ))) return proc;
140 if (funcW && (proc = handle_to_proc( funcW ))) return proc;
141 if (!funcA && !funcW) return NULL;
143 EnterCriticalSection( &winproc_cs );
145 /* check if we already have a winproc for that function */
146 if (!(proc = find_winproc( funcA, funcW )))
150 assert( builtin_used < BUILTIN_WINPROCS );
151 proc = &winproc_array[builtin_used++];
154 TRACE( "allocated %p for builtin %p/%p (%d/%d used)\n",
155 proc_to_handle(proc), funcA, funcW, builtin_used, BUILTIN_WINPROCS );
157 else if (winproc_used < MAX_WINPROCS)
159 proc = &winproc_array[winproc_used++];
162 TRACE( "allocated %p for %c %p (%d/%d used)\n",
163 proc_to_handle(proc), funcA ? 'A' : 'W', funcA ? funcA : funcW,
164 winproc_used, MAX_WINPROCS );
166 else FIXME( "too many winprocs, cannot allocate one for %p/%p\n", funcA, funcW );
168 else TRACE( "reusing %p for %p/%p\n", proc_to_handle(proc), funcA, funcW );
170 LeaveCriticalSection( &winproc_cs );
177 #include "pshpack1.h"
179 /* Window procedure 16-to-32-bit thunk */
182 BYTE popl_eax; /* popl %eax (return address) */
183 BYTE pushl_func; /* pushl $proc */
185 BYTE pushl_eax; /* pushl %eax */
186 BYTE ljmp; /* ljmp relay*/
187 DWORD relay_offset; /* __wine_call_wndproc */
193 #define MAX_THUNKS (0x10000 / sizeof(WINPROC_THUNK))
195 static WINPROC_THUNK *thunk_array;
196 static UINT thunk_selector;
197 static UINT thunk_used;
199 /* return the window proc for a given handle, or NULL for an invalid handle */
200 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
202 if (HIWORD(handle) == thunk_selector)
204 UINT index = LOWORD(handle) / sizeof(WINPROC_THUNK);
205 /* check alignment */
206 if (index * sizeof(WINPROC_THUNK) != LOWORD(handle)) return NULL;
207 /* check array limits */
208 if (index >= thunk_used) return NULL;
209 return thunk_array[index].proc;
211 return handle_to_proc( (WNDPROC)handle );
214 /* allocate a 16-bit thunk for an existing window proc */
215 static WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
217 static FARPROC16 relay;
220 if (proc->proc16) return proc->proc16;
222 EnterCriticalSection( &winproc_cs );
224 if (!thunk_array) /* allocate the array and its selector */
228 if (!(thunk_selector = wine_ldt_alloc_entries(1))) goto done;
229 if (!(thunk_array = VirtualAlloc( NULL, MAX_THUNKS * sizeof(WINPROC_THUNK), MEM_COMMIT,
230 PAGE_EXECUTE_READWRITE ))) goto done;
231 wine_ldt_set_base( &entry, thunk_array );
232 wine_ldt_set_limit( &entry, MAX_THUNKS * sizeof(WINPROC_THUNK) - 1 );
233 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
234 wine_ldt_set_entry( thunk_selector, &entry );
235 relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
238 /* check if it already exists */
239 for (i = 0; i < thunk_used; i++) if (thunk_array[i].proc == proc) break;
241 if (i == thunk_used) /* create a new one */
243 WINPROC_THUNK *thunk;
245 if (thunk_used >= MAX_THUNKS) goto done;
246 thunk = &thunk_array[thunk_used++];
247 thunk->popl_eax = 0x58; /* popl %eax */
248 thunk->pushl_func = 0x68; /* pushl $proc */
250 thunk->pushl_eax = 0x50; /* pushl %eax */
251 thunk->ljmp = 0xea; /* ljmp relay*/
252 thunk->relay_offset = OFFSETOF(relay);
253 thunk->relay_sel = SELECTOROF(relay);
255 proc->proc16 = (WNDPROC16)MAKESEGPTR( thunk_selector, i * sizeof(WINPROC_THUNK) );
257 LeaveCriticalSection( &winproc_cs );
263 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
265 return handle_to_proc( (WNDPROC)handle );
268 static inline WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
273 #endif /* __i386__ */
277 /* Some window procedures modify register they shouldn't, or are not
278 * properly declared stdcall; so we need a small assembly wrapper to
280 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
281 WPARAM wParam, LPARAM lParam );
282 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
293 "movl 8(%ebp),%eax\n\t"
295 "leal -12(%ebp),%esp\n\t"
302 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
303 WPARAM wParam, LPARAM lParam )
305 return proc( hwnd, msg, wParam, lParam );
307 #endif /* __i386__ */
309 static void RECT16to32( const RECT16 *from, RECT *to )
311 to->left = from->left;
313 to->right = from->right;
314 to->bottom = from->bottom;
317 static void RECT32to16( const RECT *from, RECT16 *to )
319 to->left = from->left;
321 to->right = from->right;
322 to->bottom = from->bottom;
325 static void MINMAXINFO32to16( const MINMAXINFO *from, MINMAXINFO16 *to )
327 to->ptReserved.x = from->ptReserved.x;
328 to->ptReserved.y = from->ptReserved.y;
329 to->ptMaxSize.x = from->ptMaxSize.x;
330 to->ptMaxSize.y = from->ptMaxSize.y;
331 to->ptMaxPosition.x = from->ptMaxPosition.x;
332 to->ptMaxPosition.y = from->ptMaxPosition.y;
333 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
334 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
335 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
336 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
339 static void MINMAXINFO16to32( const MINMAXINFO16 *from, MINMAXINFO *to )
341 to->ptReserved.x = from->ptReserved.x;
342 to->ptReserved.y = from->ptReserved.y;
343 to->ptMaxSize.x = from->ptMaxSize.x;
344 to->ptMaxSize.y = from->ptMaxSize.y;
345 to->ptMaxPosition.x = from->ptMaxPosition.x;
346 to->ptMaxPosition.y = from->ptMaxPosition.y;
347 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
348 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
349 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
350 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
353 static void WINDOWPOS32to16( const WINDOWPOS* from, WINDOWPOS16* to )
355 to->hwnd = HWND_16(from->hwnd);
356 to->hwndInsertAfter = HWND_16(from->hwndInsertAfter);
361 to->flags = from->flags;
364 static void WINDOWPOS16to32( const WINDOWPOS16* from, WINDOWPOS* to )
366 to->hwnd = WIN_Handle32(from->hwnd);
367 to->hwndInsertAfter = (from->hwndInsertAfter == (HWND16)-1) ?
368 HWND_TOPMOST : WIN_Handle32(from->hwndInsertAfter);
373 to->flags = from->flags;
376 /* The strings are not copied */
377 static void CREATESTRUCT32Ato16( const CREATESTRUCTA* from, CREATESTRUCT16* to )
379 to->lpCreateParams = (SEGPTR)from->lpCreateParams;
380 to->hInstance = HINSTANCE_16(from->hInstance);
381 to->hMenu = HMENU_16(from->hMenu);
382 to->hwndParent = HWND_16(from->hwndParent);
387 to->style = from->style;
388 to->dwExStyle = from->dwExStyle;
391 static void CREATESTRUCT16to32A( const CREATESTRUCT16* from, CREATESTRUCTA *to )
394 to->lpCreateParams = (LPVOID)from->lpCreateParams;
395 to->hInstance = HINSTANCE_32(from->hInstance);
396 to->hMenu = HMENU_32(from->hMenu);
397 to->hwndParent = WIN_Handle32(from->hwndParent);
402 to->style = from->style;
403 to->dwExStyle = from->dwExStyle;
404 to->lpszName = MapSL(from->lpszName);
405 to->lpszClass = MapSL(from->lpszClass);
408 /* The strings are not copied */
409 static void MDICREATESTRUCT32Ato16( const MDICREATESTRUCTA* from, MDICREATESTRUCT16* to )
411 to->hOwner = HINSTANCE_16(from->hOwner);
416 to->style = from->style;
417 to->lParam = from->lParam;
420 static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRUCTA *to )
422 to->hOwner = HINSTANCE_32(from->hOwner);
427 to->style = from->style;
428 to->lParam = from->lParam;
429 to->szTitle = MapSL(from->szTitle);
430 to->szClass = MapSL(from->szClass);
433 static WPARAM map_wparam_char_WtoA( WPARAM wParam, DWORD len )
438 RtlUnicodeToMultiByteN( (LPSTR)ch, len, &len, &wch, sizeof(wch) );
440 return MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
442 return MAKEWPARAM( ch[0], HIWORD(wParam) );
445 /* call a 32-bit window procedure */
446 static LRESULT call_window_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
452 hwnd = WIN_GetFullHandle( hwnd );
454 DPRINTF( "%04x:Call window proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
455 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
457 *result = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
460 DPRINTF( "%04x:Ret window proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx) retval=%08lx\n",
461 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, *result );
465 /* call a 32-bit dialog procedure */
466 static LRESULT call_dialog_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
473 hwnd = WIN_GetFullHandle( hwnd );
475 DPRINTF( "%04x:Call dialog proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
476 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
478 ret = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
479 *result = GetWindowLongPtrW( hwnd, DWLP_MSGRESULT );
482 DPRINTF( "%04x:Ret dialog proc %p (hwnd=%p,msg=%s,wp=%08lx,lp=%08lx) retval=%08lx result=%08lx\n",
483 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, ret, *result );
487 /* call a 16-bit window procedure */
488 static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
489 LRESULT *result, void *arg )
491 WNDPROC16 proc = arg;
500 DRAWITEMSTRUCT16 dis16;
501 COMPAREITEMSTRUCT16 cis16;
507 /* Window procedures want ax = hInstance, ds = es = ss */
509 memset(&context, 0, sizeof(context));
510 context.SegDs = context.SegEs = SELECTOROF(NtCurrentTeb()->WOW32Reserved);
511 context.SegFs = wine_get_fs();
512 context.SegGs = wine_get_gs();
513 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
514 context.SegCs = SELECTOROF(proc);
515 context.Eip = OFFSETOF(proc);
516 context.Ebp = OFFSETOF(NtCurrentTeb()->WOW32Reserved) + FIELD_OFFSET(STACK16FRAME, bp);
520 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
521 work if structures passed in lParam are placed in the stack/data
522 segment. Programmers easily make the mistake of converting lParam
523 to a near rather than a far pointer, since Windows apparently
524 allows this. We copy the structures to the 16 bit stack; this is
525 ugly but makes these programs work. */
530 size = sizeof(CREATESTRUCT16); break;
532 size = sizeof(DRAWITEMSTRUCT16); break;
534 size = sizeof(COMPAREITEMSTRUCT16); break;
538 memcpy( &args.u, MapSL(lParam), size );
539 lParam = PtrToUlong(NtCurrentTeb()->WOW32Reserved) - size;
543 args.params[4] = hwnd;
544 args.params[3] = msg;
545 args.params[2] = wParam;
546 args.params[1] = HIWORD(lParam);
547 args.params[0] = LOWORD(lParam);
548 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args.params) + size, &args, (DWORD *)&context );
549 *result = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
553 /* call a 16-bit dialog procedure */
554 static LRESULT call_dialog_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wp, LPARAM lp,
555 LRESULT *result, void *arg )
557 LRESULT ret = call_window_proc16( hwnd, msg, wp, lp, result, arg );
558 *result = GetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT );
562 /* helper callback for 32W->16 conversion */
563 static LRESULT call_window_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
564 LRESULT *result, void *arg )
566 return WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wp, lp, result, arg );
569 /* helper callback for 32W->16 conversion */
570 static LRESULT call_dialog_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
571 LRESULT *result, void *arg )
573 return WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wp, lp, result, arg );
576 /* helper callback for 16->32W conversion */
577 static LRESULT call_window_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
578 LRESULT *result, void *arg )
580 return WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wp, lp, result,
581 arg, WMCHAR_MAP_CALLWINDOWPROC );
584 /* helper callback for 16->32W conversion */
585 static LRESULT call_dialog_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
586 LRESULT *result, void *arg )
588 return WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wp, lp, result,
589 arg, WMCHAR_MAP_CALLWINDOWPROC );
593 /**********************************************************************
596 * Get a window procedure pointer that can be passed to the Windows program.
598 WNDPROC16 WINPROC_GetProc16( WNDPROC proc, BOOL unicode )
602 if (unicode) ptr = alloc_winproc( NULL, proc );
603 else ptr = alloc_winproc( proc, NULL );
606 return alloc_win16_thunk( ptr );
610 /**********************************************************************
613 * Get a window procedure pointer that can be passed to the Windows program.
615 WNDPROC WINPROC_GetProc( WNDPROC proc, BOOL unicode )
617 WINDOWPROC *ptr = handle_to_proc( proc );
619 if (!ptr) return proc;
622 if (ptr->procW) return ptr->procW;
627 if (ptr->procA) return ptr->procA;
633 /**********************************************************************
634 * WINPROC_AllocProc16
636 * Allocate a window procedure for a window or class.
638 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
639 * lot of windows, it will usually only have a limited number of window procedures, so the
640 * array won't grow too large, and this way we avoid the need to track allocations per window.
642 WNDPROC WINPROC_AllocProc16( WNDPROC16 func )
646 if (!func) return NULL;
648 /* check if the function is already a win proc */
649 if (!(proc = handle16_to_proc( func )))
651 EnterCriticalSection( &winproc_cs );
653 /* then check if we already have a winproc for that function */
654 if (!(proc = find_winproc16( func )))
656 if (winproc_used < MAX_WINPROCS)
658 proc = &winproc_array[winproc_used++];
660 TRACE( "allocated %p for %p/16-bit (%d/%d used)\n",
661 proc_to_handle(proc), func, winproc_used, MAX_WINPROCS );
663 else FIXME( "too many winprocs, cannot allocate one for 16-bit %p\n", func );
665 else TRACE( "reusing %p for %p/16-bit\n", proc_to_handle(proc), func );
667 LeaveCriticalSection( &winproc_cs );
669 return proc_to_handle( proc );
673 /**********************************************************************
676 * Allocate a window procedure for a window or class.
678 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
679 * lot of windows, it will usually only have a limited number of window procedures, so the
680 * array won't grow too large, and this way we avoid the need to track allocations per window.
682 WNDPROC WINPROC_AllocProc( WNDPROC funcA, WNDPROC funcW )
686 if (!(proc = alloc_winproc( funcA, funcW ))) return NULL;
687 return proc_to_handle( proc );
691 /**********************************************************************
694 * Return the window procedure type, or the default value if not a winproc handle.
696 BOOL WINPROC_IsUnicode( WNDPROC proc, BOOL def_val )
698 WINDOWPROC *ptr = handle_to_proc( proc );
700 if (!ptr) return def_val;
701 if (ptr->procA && ptr->procW) return def_val; /* can be both */
702 return (ptr->procW != NULL);
706 /**********************************************************************
707 * WINPROC_TestLBForStr
709 * Return TRUE if the lparam is a string
711 static inline BOOL WINPROC_TestLBForStr( HWND hwnd, UINT msg )
713 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
714 if (msg <= CB_MSGMAX)
715 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
717 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
722 static UINT_PTR convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
725 UINT sz = GlobalSize16(src);
728 if (!(dst = GlobalAlloc(flags, sz)))
730 ptr16 = GlobalLock16(src);
731 ptr32 = GlobalLock(dst);
732 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
736 return (UINT_PTR)dst;
739 static HANDLE16 convert_handle_32_to_16(UINT_PTR src, unsigned int flags)
742 UINT sz = GlobalSize((HANDLE)src);
745 if (!(dst = GlobalAlloc16(flags, sz)))
747 ptr32 = GlobalLock((HANDLE)src);
748 ptr16 = GlobalLock16(dst);
749 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
750 GlobalUnlock((HANDLE)src);
757 /**********************************************************************
758 * WINPROC_CallProcAtoW
760 * Call a window procedure, translating args from Ansi to Unicode.
762 LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
763 LPARAM lParam, LRESULT *result, void *arg, enum wm_char_mapping mapping )
767 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
768 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
775 WCHAR *ptr, buffer[512];
776 CREATESTRUCTA *csA = (CREATESTRUCTA *)lParam;
777 CREATESTRUCTW csW = *(CREATESTRUCTW *)csA;
778 MDICREATESTRUCTW mdi_cs;
779 DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
781 if (!IS_INTRESOURCE(csA->lpszClass))
783 class_lenA = strlen(csA->lpszClass) + 1;
784 RtlMultiByteToUnicodeSize( &class_lenW, csA->lpszClass, class_lenA );
786 if (!IS_INTRESOURCE(csA->lpszName))
788 name_lenA = strlen(csA->lpszName) + 1;
789 RtlMultiByteToUnicodeSize( &name_lenW, csA->lpszName, name_lenA );
792 if (!(ptr = get_buffer( buffer, sizeof(buffer), class_lenW + name_lenW ))) break;
797 RtlMultiByteToUnicodeN( ptr, class_lenW, NULL, csA->lpszClass, class_lenA );
801 csW.lpszName = ptr + class_lenW/sizeof(WCHAR);
802 RtlMultiByteToUnicodeN( ptr + class_lenW/sizeof(WCHAR), name_lenW, NULL,
803 csA->lpszName, name_lenA );
806 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
808 mdi_cs = *(MDICREATESTRUCTW *)csA->lpCreateParams;
809 mdi_cs.szTitle = csW.lpszName;
810 mdi_cs.szClass = csW.lpszClass;
811 csW.lpCreateParams = &mdi_cs;
814 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
815 free_buffer( buffer, ptr );
821 WCHAR *ptr, buffer[512];
822 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
823 MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
824 MDICREATESTRUCTW csW;
826 memcpy( &csW, csA, sizeof(csW) );
828 if (!IS_INTRESOURCE(csA->szTitle))
830 title_lenA = strlen(csA->szTitle) + 1;
831 RtlMultiByteToUnicodeSize( &title_lenW, csA->szTitle, title_lenA );
833 if (!IS_INTRESOURCE(csA->szClass))
835 class_lenA = strlen(csA->szClass) + 1;
836 RtlMultiByteToUnicodeSize( &class_lenW, csA->szClass, class_lenA );
839 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenW + class_lenW ))) break;
844 RtlMultiByteToUnicodeN( ptr, title_lenW, NULL, csA->szTitle, title_lenA );
848 csW.szClass = ptr + title_lenW/sizeof(WCHAR);
849 RtlMultiByteToUnicodeN( ptr + title_lenW/sizeof(WCHAR), class_lenW, NULL,
850 csA->szClass, class_lenA );
852 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
853 free_buffer( buffer, ptr );
858 case WM_ASKCBFORMATNAME:
860 WCHAR *ptr, buffer[512];
861 LPSTR str = (LPSTR)lParam;
862 DWORD len = wParam * sizeof(WCHAR);
864 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
865 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
870 RtlUnicodeToMultiByteN( str, wParam - 1, &len, ptr, strlenW(ptr) * sizeof(WCHAR) );
874 free_buffer( buffer, ptr );
879 case LB_INSERTSTRING:
881 case LB_FINDSTRINGEXACT:
882 case LB_SELECTSTRING:
884 case CB_INSERTSTRING:
886 case CB_FINDSTRINGEXACT:
887 case CB_SELECTSTRING:
888 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
890 ret = callback( hwnd, msg, wParam, lParam, result, arg );
895 case WM_WININICHANGE:
896 case WM_DEVMODECHANGE:
901 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
904 WCHAR *ptr, buffer[512];
905 LPCSTR strA = (LPCSTR)lParam;
906 DWORD lenW, lenA = strlen(strA) + 1;
908 RtlMultiByteToUnicodeSize( &lenW, strA, lenA );
909 if ((ptr = get_buffer( buffer, sizeof(buffer), lenW )))
911 RtlMultiByteToUnicodeN( ptr, lenW, NULL, strA, lenA );
912 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
913 free_buffer( buffer, ptr );
920 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
922 WCHAR buffer[512]; /* FIXME: fixed sized buffer */
924 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
928 RtlUnicodeToMultiByteN( (LPSTR)lParam, ~0u, &len,
929 buffer, (strlenW(buffer) + 1) * sizeof(WCHAR) );
933 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
938 WCHAR *ptr, buffer[512];
939 WORD len = *(WORD *)lParam;
941 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
942 *((WORD *)ptr) = len; /* store the length */
943 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
947 RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
948 if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
951 free_buffer( buffer, ptr );
958 MSG newmsg = *(MSG *)lParam;
959 if (map_wparam_AtoW( newmsg.message, &newmsg.wParam, WMCHAR_MAP_NOMAPPING ))
960 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
962 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
971 case EM_SETPASSWORDCHAR:
973 if (map_wparam_AtoW( msg, &wParam, mapping ))
974 ret = callback( hwnd, msg, wParam, lParam, result, arg );
977 case WM_GETTEXTLENGTH:
978 case CB_GETLBTEXTLEN:
980 ret = callback( hwnd, msg, wParam, lParam, result, arg );
983 WCHAR *ptr, buffer[512];
985 DWORD len = *result + 1;
986 /* Determine respective GETTEXT message */
987 UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
988 ((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
989 /* wParam differs between the messages */
990 WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
992 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
994 if (callback == call_window_proc) /* FIXME: hack */
995 callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
997 tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
998 RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
1000 free_buffer( buffer, ptr );
1004 case WM_PAINTCLIPBOARD:
1005 case WM_SIZECLIPBOARD:
1006 FIXME_(msg)( "message %s (0x%x) needs translation, please report\n",
1007 SPY_GetMsgName(msg, hwnd), msg );
1011 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1018 /**********************************************************************
1019 * WINPROC_CallProcWtoA
1021 * Call a window procedure, translating args from Unicode to Ansi.
1023 static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
1024 LPARAM lParam, LRESULT *result, void *arg )
1028 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
1029 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1036 char buffer[1024], *cls;
1037 CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
1038 CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
1039 MDICREATESTRUCTA mdi_cs;
1040 DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
1042 if (!IS_INTRESOURCE(csW->lpszClass))
1044 class_lenW = (strlenW(csW->lpszClass) + 1) * sizeof(WCHAR);
1045 RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
1047 if (!IS_INTRESOURCE(csW->lpszName))
1049 name_lenW = (strlenW(csW->lpszName) + 1) * sizeof(WCHAR);
1050 RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
1053 if (!(cls = get_buffer( buffer, sizeof(buffer), class_lenA + name_lenA ))) break;
1057 RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
1058 csA.lpszClass = cls;
1062 char *name = cls + class_lenA;
1063 RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
1064 csA.lpszName = name;
1067 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1069 mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
1070 mdi_cs.szTitle = csA.lpszName;
1071 mdi_cs.szClass = csA.lpszClass;
1072 csA.lpCreateParams = &mdi_cs;
1075 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1076 free_buffer( buffer, cls );
1081 case WM_ASKCBFORMATNAME:
1083 char *ptr, buffer[512];
1084 DWORD len = wParam * 2;
1086 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
1087 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1092 RtlMultiByteToUnicodeN( (LPWSTR)lParam, wParam*sizeof(WCHAR), &len, ptr, strlen(ptr)+1 );
1093 *result = len/sizeof(WCHAR) - 1; /* do not count terminating null */
1095 ((LPWSTR)lParam)[*result] = 0;
1097 free_buffer( buffer, ptr );
1102 case LB_INSERTSTRING:
1104 case LB_FINDSTRINGEXACT:
1105 case LB_SELECTSTRING:
1107 case CB_INSERTSTRING:
1109 case CB_FINDSTRINGEXACT:
1110 case CB_SELECTSTRING:
1111 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
1113 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1118 case WM_WININICHANGE:
1119 case WM_DEVMODECHANGE:
1124 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
1127 char *ptr, buffer[512];
1128 LPCWSTR strW = (LPCWSTR)lParam;
1129 DWORD lenA, lenW = (strlenW(strW) + 1) * sizeof(WCHAR);
1131 RtlUnicodeToMultiByteSize( &lenA, strW, lenW );
1132 if ((ptr = get_buffer( buffer, sizeof(buffer), lenA )))
1134 RtlUnicodeToMultiByteN( ptr, lenA, NULL, strW, lenW );
1135 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1136 free_buffer( buffer, ptr );
1143 char *ptr, buffer[1024];
1144 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
1145 MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
1146 MDICREATESTRUCTA csA;
1148 memcpy( &csA, csW, sizeof(csA) );
1150 if (!IS_INTRESOURCE(csW->szTitle))
1152 title_lenW = (strlenW(csW->szTitle) + 1) * sizeof(WCHAR);
1153 RtlUnicodeToMultiByteSize( &title_lenA, csW->szTitle, title_lenW );
1155 if (!IS_INTRESOURCE(csW->szClass))
1157 class_lenW = (strlenW(csW->szClass) + 1) * sizeof(WCHAR);
1158 RtlUnicodeToMultiByteSize( &class_lenA, csW->szClass, class_lenW );
1161 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenA + class_lenA ))) break;
1165 RtlUnicodeToMultiByteN( ptr, title_lenA, NULL, csW->szTitle, title_lenW );
1170 RtlUnicodeToMultiByteN( ptr + title_lenA, class_lenA, NULL, csW->szClass, class_lenW );
1171 csA.szClass = ptr + title_lenA;
1173 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1174 free_buffer( buffer, ptr );
1180 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
1182 char buffer[512]; /* FIXME: fixed sized buffer */
1184 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
1188 RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, buffer, strlen(buffer) + 1 );
1189 *result = len / sizeof(WCHAR) - 1;
1192 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1197 char *ptr, buffer[512];
1198 WORD len = *(WORD *)lParam;
1200 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * 2 ))) break;
1201 *((WORD *)ptr) = len * 2; /* store the length */
1202 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1206 RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
1207 *result = reslen / sizeof(WCHAR);
1208 if (*result < len) ((LPWSTR)lParam)[*result] = 0;
1210 free_buffer( buffer, ptr );
1217 MSG newmsg = *(MSG *)lParam;
1218 switch(newmsg.message)
1223 case WM_SYSDEADCHAR:
1224 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 1 );
1227 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 2 );
1230 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
1232 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1241 RtlUnicodeToMultiByteN( ch, 2, &len, &wch, sizeof(wch) );
1242 ret = callback( hwnd, msg, (BYTE)ch[0], lParam, result, arg );
1243 if (len == 2) ret = callback( hwnd, msg, (BYTE)ch[1], lParam, result, arg );
1251 case WM_SYSDEADCHAR:
1252 case EM_SETPASSWORDCHAR:
1253 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam, result, arg );
1257 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam, result, arg );
1260 case WM_PAINTCLIPBOARD:
1261 case WM_SIZECLIPBOARD:
1262 FIXME_(msg)( "message %s (%04x) needs translation, please report\n",
1263 SPY_GetMsgName(msg, hwnd), msg );
1267 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1275 /**********************************************************************
1276 * WINPROC_CallProc16To32A
1278 LRESULT WINPROC_CallProc16To32A( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
1279 WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
1282 HWND hwnd32 = WIN_Handle32( hwnd );
1284 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
1285 hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
1292 CREATESTRUCT16 *cs16 = MapSL(lParam);
1294 MDICREATESTRUCTA mdi_cs;
1296 CREATESTRUCT16to32A( cs16, &cs );
1297 if (GetWindowLongW(hwnd32, GWL_EXSTYLE) & WS_EX_MDICHILD)
1299 MDICREATESTRUCT16 *mdi_cs16 = MapSL(cs16->lpCreateParams);
1300 MDICREATESTRUCT16to32A(mdi_cs16, &mdi_cs);
1301 cs.lpCreateParams = &mdi_cs;
1303 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1304 CREATESTRUCT32Ato16( &cs, cs16 );
1309 MDICREATESTRUCT16 *cs16 = MapSL(lParam);
1310 MDICREATESTRUCTA cs;
1312 MDICREATESTRUCT16to32A( cs16, &cs );
1313 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1314 MDICREATESTRUCT32Ato16( &cs, cs16 );
1317 case WM_MDIACTIVATE:
1319 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32( HIWORD(lParam) ),
1320 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1321 else /* message sent to MDI client */
1322 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1324 case WM_MDIGETACTIVE:
1326 BOOL maximized = FALSE;
1327 ret = callback( hwnd32, msg, wParam, (LPARAM)&maximized, result, arg );
1328 *result = MAKELRESULT( LOWORD(*result), maximized );
1332 ret = callback( hwnd32, wParam ? WM_MDIREFRESHMENU : WM_MDISETMENU,
1333 (WPARAM)HMENU_32(LOWORD(lParam)), (LPARAM)HMENU_32(HIWORD(lParam)),
1336 case WM_GETMINMAXINFO:
1338 MINMAXINFO16 *mmi16 = MapSL(lParam);
1341 MINMAXINFO16to32( mmi16, &mmi );
1342 ret = callback( hwnd32, msg, wParam, (LPARAM)&mmi, result, arg );
1343 MINMAXINFO32to16( &mmi, mmi16 );
1346 case WM_WINDOWPOSCHANGING:
1347 case WM_WINDOWPOSCHANGED:
1349 WINDOWPOS16 *winpos16 = MapSL(lParam);
1352 WINDOWPOS16to32( winpos16, &winpos );
1353 ret = callback( hwnd32, msg, wParam, (LPARAM)&winpos, result, arg );
1354 WINDOWPOS32to16( &winpos, winpos16 );
1359 NCCALCSIZE_PARAMS16 *nc16 = MapSL(lParam);
1360 NCCALCSIZE_PARAMS nc;
1363 RECT16to32( &nc16->rgrc[0], &nc.rgrc[0] );
1366 RECT16to32( &nc16->rgrc[1], &nc.rgrc[1] );
1367 RECT16to32( &nc16->rgrc[2], &nc.rgrc[2] );
1368 WINDOWPOS16to32( MapSL(nc16->lppos), &winpos );
1371 ret = callback( hwnd32, msg, wParam, (LPARAM)&nc, result, arg );
1372 RECT32to16( &nc.rgrc[0], &nc16->rgrc[0] );
1375 RECT32to16( &nc.rgrc[1], &nc16->rgrc[1] );
1376 RECT32to16( &nc.rgrc[2], &nc16->rgrc[2] );
1377 WINDOWPOS32to16( &winpos, MapSL(nc16->lppos) );
1381 case WM_COMPAREITEM:
1383 COMPAREITEMSTRUCT16* cis16 = MapSL(lParam);
1384 COMPAREITEMSTRUCT cis;
1385 cis.CtlType = cis16->CtlType;
1386 cis.CtlID = cis16->CtlID;
1387 cis.hwndItem = WIN_Handle32( cis16->hwndItem );
1388 cis.itemID1 = cis16->itemID1;
1389 cis.itemData1 = cis16->itemData1;
1390 cis.itemID2 = cis16->itemID2;
1391 cis.itemData2 = cis16->itemData2;
1392 cis.dwLocaleId = 0; /* FIXME */
1393 ret = callback( hwnd32, msg, wParam, (LPARAM)&cis, result, arg );
1398 DELETEITEMSTRUCT16* dis16 = MapSL(lParam);
1399 DELETEITEMSTRUCT dis;
1400 dis.CtlType = dis16->CtlType;
1401 dis.CtlID = dis16->CtlID;
1402 dis.hwndItem = WIN_Handle32( dis16->hwndItem );
1403 dis.itemData = dis16->itemData;
1404 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1407 case WM_MEASUREITEM:
1409 MEASUREITEMSTRUCT16* mis16 = MapSL(lParam);
1410 MEASUREITEMSTRUCT mis;
1411 mis.CtlType = mis16->CtlType;
1412 mis.CtlID = mis16->CtlID;
1413 mis.itemID = mis16->itemID;
1414 mis.itemWidth = mis16->itemWidth;
1415 mis.itemHeight = mis16->itemHeight;
1416 mis.itemData = mis16->itemData;
1417 ret = callback( hwnd32, msg, wParam, (LPARAM)&mis, result, arg );
1418 mis16->itemWidth = (UINT16)mis.itemWidth;
1419 mis16->itemHeight = (UINT16)mis.itemHeight;
1424 DRAWITEMSTRUCT16* dis16 = MapSL(lParam);
1426 dis.CtlType = dis16->CtlType;
1427 dis.CtlID = dis16->CtlID;
1428 dis.itemID = dis16->itemID;
1429 dis.itemAction = dis16->itemAction;
1430 dis.itemState = dis16->itemState;
1431 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1432 : WIN_Handle32( dis16->hwndItem );
1433 dis.hDC = HDC_32(dis16->hDC);
1434 dis.itemData = dis16->itemData;
1435 dis.rcItem.left = dis16->rcItem.left;
1436 dis.rcItem.top = dis16->rcItem.top;
1437 dis.rcItem.right = dis16->rcItem.right;
1438 dis.rcItem.bottom = dis16->rcItem.bottom;
1439 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1444 COPYDATASTRUCT16 *cds16 = MapSL(lParam);
1446 cds.dwData = cds16->dwData;
1447 cds.cbData = cds16->cbData;
1448 cds.lpData = MapSL(cds16->lpData);
1449 ret = callback( hwnd32, msg, wParam, (LPARAM)&cds, result, arg );
1455 MSG16 *msg16 = MapSL(lParam);
1457 msg32.hwnd = WIN_Handle32( msg16->hwnd );
1458 msg32.message = msg16->message;
1459 msg32.wParam = msg16->wParam;
1460 msg32.lParam = msg16->lParam;
1461 msg32.time = msg16->time;
1462 msg32.pt.x = msg16->pt.x;
1463 msg32.pt.y = msg16->pt.y;
1464 ret = callback( hwnd32, msg, wParam, (LPARAM)&msg32, result, arg );
1467 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1472 next.hmenuIn = (HMENU)lParam;
1475 ret = callback( hwnd32, msg, wParam, (LPARAM)&next, result, arg );
1476 *result = MAKELONG( HMENU_16(next.hmenuNext), HWND_16(next.hwndNext) );
1483 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1484 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1488 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1489 (LPARAM)WIN_Handle32( HIWORD(lParam) ), result, arg );
1492 if (HIWORD(lParam) <= CTLCOLOR_STATIC)
1493 ret = callback( hwnd32, WM_CTLCOLORMSGBOX + HIWORD(lParam),
1494 (WPARAM)HDC_32(wParam), (LPARAM)WIN_Handle32( LOWORD(lParam) ),
1499 case WM_WININICHANGE:
1500 case WM_DEVMODECHANGE:
1501 case WM_ASKCBFORMATNAME:
1503 ret = callback( hwnd32, msg, wParam, (LPARAM)MapSL(lParam), result, arg );
1506 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1507 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1510 if((LOWORD(lParam) & MF_POPUP) && (LOWORD(lParam) != 0xFFFF))
1512 HMENU hmenu = HMENU_32(HIWORD(lParam));
1513 UINT pos = MENU_FindSubMenu( &hmenu, HMENU_32(wParam) );
1514 if (pos == 0xffff) pos = 0; /* NO_SELECTED_ITEM */
1517 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1518 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1520 case WM_PARENTNOTIFY:
1521 if ((wParam == WM_CREATE) || (wParam == WM_DESTROY))
1522 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1523 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1525 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1527 case WM_ACTIVATEAPP:
1528 /* We need this when SetActiveWindow sends a Sendmessage16() to
1529 * a 32-bit window. Might be superfluous with 32-bit interprocess
1530 * message queues. */
1531 if (lParam) lParam = HTASK_32(lParam);
1532 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1534 case WM_DDE_INITIATE:
1535 case WM_DDE_TERMINATE:
1536 case WM_DDE_UNADVISE:
1537 case WM_DDE_REQUEST:
1538 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1544 HANDLE16 lo16 = LOWORD(lParam);
1546 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE))) break;
1547 lParam = PackDDElParam( msg, lo32, HIWORD(lParam) );
1548 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1550 break; /* FIXME don't know how to free allocated memory (handle) !! */
1553 UINT_PTR lo = LOWORD(lParam);
1554 UINT_PTR hi = HIWORD(lParam);
1558 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1559 if (GlobalSize16(hi) != 0) flag |= 2;
1565 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1570 break; /* atom, nothing to do */
1572 MESSAGE("DDE_ACK: %lx both atom and handle... choosing handle\n", hi);
1575 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1578 lParam = PackDDElParam( WM_DDE_ACK, lo, hi );
1579 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1581 break; /* FIXME don't know how to free allocated memory (handle) !! */
1582 case WM_DDE_EXECUTE:
1583 lParam = convert_handle_16_to_32( lParam, GMEM_DDESHARE );
1584 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1585 break; /* FIXME don't know how to free allocated memory (handle) !! */
1586 case WM_PAINTCLIPBOARD:
1587 case WM_SIZECLIPBOARD:
1588 FIXME_(msg)( "message %04x needs translation\n", msg );
1591 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1598 /**********************************************************************
1599 * __wine_call_wndproc (USER.1010)
1601 LRESULT WINAPI __wine_call_wndproc( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
1607 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
1609 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
1614 /**********************************************************************
1615 * WINPROC_CallProc32ATo16
1617 * Call a 16-bit window procedure, translating the 32-bit args.
1619 LRESULT WINPROC_CallProc32ATo16( winproc_callback16_t callback, HWND hwnd, UINT msg,
1620 WPARAM wParam, LPARAM lParam, LRESULT *result, void *arg )
1624 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08lx,lp=%08lx)\n",
1625 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1632 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)lParam;
1634 MDICREATESTRUCT16 mdi_cs16;
1635 BOOL mdi_child = (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD);
1637 CREATESTRUCT32Ato16( cs32, &cs );
1638 cs.lpszName = MapLS( cs32->lpszName );
1639 cs.lpszClass = MapLS( cs32->lpszClass );
1643 MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)cs32->lpCreateParams;
1644 MDICREATESTRUCT32Ato16( mdi_cs, &mdi_cs16 );
1645 mdi_cs16.szTitle = MapLS( mdi_cs->szTitle );
1646 mdi_cs16.szClass = MapLS( mdi_cs->szClass );
1647 cs.lpCreateParams = MapLS( &mdi_cs16 );
1649 lParam = MapLS( &cs );
1650 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1652 UnMapLS( cs.lpszName );
1653 UnMapLS( cs.lpszClass );
1656 UnMapLS( cs.lpCreateParams );
1657 UnMapLS( mdi_cs16.szTitle );
1658 UnMapLS( mdi_cs16.szClass );
1664 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)lParam;
1665 MDICREATESTRUCT16 cs;
1667 MDICREATESTRUCT32Ato16( cs32, &cs );
1668 cs.szTitle = MapLS( cs32->szTitle );
1669 cs.szClass = MapLS( cs32->szClass );
1670 lParam = MapLS( &cs );
1671 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1673 UnMapLS( cs.szTitle );
1674 UnMapLS( cs.szClass );
1677 case WM_MDIACTIVATE:
1678 if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
1679 ret = callback( HWND_16(hwnd), msg, ((HWND)lParam == hwnd),
1680 MAKELPARAM( LOWORD(lParam), LOWORD(wParam) ), result, arg );
1682 ret = callback( HWND_16(hwnd), msg, HWND_16( (HWND)wParam ), 0, result, arg );
1684 case WM_MDIGETACTIVE:
1685 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1686 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(*result);
1687 *result = (LRESULT)WIN_Handle32( LOWORD(*result) );
1690 ret = callback( HWND_16(hwnd), msg, (lParam == 0),
1691 MAKELPARAM( LOWORD(wParam), LOWORD(lParam) ), result, arg );
1693 case WM_GETMINMAXINFO:
1695 MINMAXINFO *mmi32 = (MINMAXINFO *)lParam;
1698 MINMAXINFO32to16( mmi32, &mmi );
1699 lParam = MapLS( &mmi );
1700 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1702 MINMAXINFO16to32( &mmi, mmi32 );
1707 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)lParam;
1708 NCCALCSIZE_PARAMS16 nc;
1711 RECT32to16( &nc32->rgrc[0], &nc.rgrc[0] );
1714 RECT32to16( &nc32->rgrc[1], &nc.rgrc[1] );
1715 RECT32to16( &nc32->rgrc[2], &nc.rgrc[2] );
1716 WINDOWPOS32to16( nc32->lppos, &winpos );
1717 nc.lppos = MapLS( &winpos );
1719 lParam = MapLS( &nc );
1720 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1722 RECT16to32( &nc.rgrc[0], &nc32->rgrc[0] );
1725 RECT16to32( &nc.rgrc[1], &nc32->rgrc[1] );
1726 RECT16to32( &nc.rgrc[2], &nc32->rgrc[2] );
1727 WINDOWPOS16to32( &winpos, nc32->lppos );
1728 UnMapLS( nc.lppos );
1732 case WM_WINDOWPOSCHANGING:
1733 case WM_WINDOWPOSCHANGED:
1735 WINDOWPOS *winpos32 = (WINDOWPOS *)lParam;
1738 WINDOWPOS32to16( winpos32, &winpos );
1739 lParam = MapLS( &winpos );
1740 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1742 WINDOWPOS16to32( &winpos, winpos32 );
1745 case WM_COMPAREITEM:
1747 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)lParam;
1748 COMPAREITEMSTRUCT16 cis;
1749 cis.CtlType = cis32->CtlType;
1750 cis.CtlID = cis32->CtlID;
1751 cis.hwndItem = HWND_16( cis32->hwndItem );
1752 cis.itemID1 = cis32->itemID1;
1753 cis.itemData1 = cis32->itemData1;
1754 cis.itemID2 = cis32->itemID2;
1755 cis.itemData2 = cis32->itemData2;
1756 lParam = MapLS( &cis );
1757 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1763 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)lParam;
1764 DELETEITEMSTRUCT16 dis;
1765 dis.CtlType = dis32->CtlType;
1766 dis.CtlID = dis32->CtlID;
1767 dis.itemID = dis32->itemID;
1768 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
1769 : HWND_16( dis32->hwndItem );
1770 dis.itemData = dis32->itemData;
1771 lParam = MapLS( &dis );
1772 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1778 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)lParam;
1779 DRAWITEMSTRUCT16 dis;
1780 dis.CtlType = dis32->CtlType;
1781 dis.CtlID = dis32->CtlID;
1782 dis.itemID = dis32->itemID;
1783 dis.itemAction = dis32->itemAction;
1784 dis.itemState = dis32->itemState;
1785 dis.hwndItem = HWND_16( dis32->hwndItem );
1786 dis.hDC = HDC_16(dis32->hDC);
1787 dis.itemData = dis32->itemData;
1788 dis.rcItem.left = dis32->rcItem.left;
1789 dis.rcItem.top = dis32->rcItem.top;
1790 dis.rcItem.right = dis32->rcItem.right;
1791 dis.rcItem.bottom = dis32->rcItem.bottom;
1792 lParam = MapLS( &dis );
1793 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1797 case WM_MEASUREITEM:
1799 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)lParam;
1800 MEASUREITEMSTRUCT16 mis;
1801 mis.CtlType = mis32->CtlType;
1802 mis.CtlID = mis32->CtlID;
1803 mis.itemID = mis32->itemID;
1804 mis.itemWidth = mis32->itemWidth;
1805 mis.itemHeight = mis32->itemHeight;
1806 mis.itemData = mis32->itemData;
1807 lParam = MapLS( &mis );
1808 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1810 mis32->itemWidth = mis.itemWidth;
1811 mis32->itemHeight = mis.itemHeight;
1816 COPYDATASTRUCT *cds32 = (COPYDATASTRUCT *)lParam;
1817 COPYDATASTRUCT16 cds;
1819 cds.dwData = cds32->dwData;
1820 cds.cbData = cds32->cbData;
1821 cds.lpData = MapLS( cds32->lpData );
1822 lParam = MapLS( &cds );
1823 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1825 UnMapLS( cds.lpData );
1831 MSG *msg32 = (MSG *)lParam;
1834 msg16.hwnd = HWND_16( msg32->hwnd );
1835 msg16.message = msg32->message;
1836 msg16.wParam = msg32->wParam;
1837 msg16.lParam = msg32->lParam;
1838 msg16.time = msg32->time;
1839 msg16.pt.x = msg32->pt.x;
1840 msg16.pt.y = msg32->pt.y;
1841 lParam = MapLS( &msg16 );
1842 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1846 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1850 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1851 ret = callback( HWND_16(hwnd), msg, wParam, (LPARAM)next->hmenuIn, result, arg );
1852 next->hmenuNext = HMENU_32( LOWORD(*result) );
1853 next->hwndNext = WIN_Handle32( HIWORD(*result) );
1858 case WM_ASKCBFORMATNAME:
1859 wParam = min( wParam, 0xff80 ); /* Must be < 64K */
1863 case WM_WININICHANGE:
1864 case WM_DEVMODECHANGE:
1865 lParam = MapLS( (void *)lParam );
1866 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1873 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ),
1878 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( HIWORD(wParam), (HWND16)lParam ),
1881 case WM_CTLCOLORMSGBOX:
1882 case WM_CTLCOLOREDIT:
1883 case WM_CTLCOLORLISTBOX:
1884 case WM_CTLCOLORBTN:
1885 case WM_CTLCOLORDLG:
1886 case WM_CTLCOLORSCROLLBAR:
1887 case WM_CTLCOLORSTATIC:
1888 ret = callback( HWND_16(hwnd), WM_CTLCOLOR, wParam,
1889 MAKELPARAM( (HWND16)lParam, msg - WM_CTLCOLORMSGBOX ), result, arg );
1892 if(HIWORD(wParam) & MF_POPUP)
1895 if ((HIWORD(wParam) != 0xffff) || lParam)
1897 if ((hmenu = GetSubMenu( (HMENU)lParam, LOWORD(wParam) )))
1899 ret = callback( HWND_16(hwnd), msg, HMENU_16(hmenu),
1900 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1907 ret = callback( HWND_16(hwnd), msg, wParam,
1908 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1910 case WM_PARENTNOTIFY:
1911 if ((LOWORD(wParam) == WM_CREATE) || (LOWORD(wParam) == WM_DESTROY))
1912 ret = callback( HWND_16(hwnd), msg, wParam,
1913 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ), result, arg );
1915 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1917 case WM_ACTIVATEAPP:
1918 ret = callback( HWND_16(hwnd), msg, wParam, HTASK_16( (HANDLE)lParam ), result, arg );
1921 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
1922 ret = callback( HWND_16(hwnd), WM_PAINTICON, 1, lParam, result, arg );
1924 ret = callback( HWND_16(hwnd), WM_PAINT, wParam, lParam, result, arg );
1927 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON )) msg = WM_ICONERASEBKGND;
1928 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1930 case WM_DDE_INITIATE:
1931 case WM_DDE_TERMINATE:
1932 case WM_DDE_UNADVISE:
1933 case WM_DDE_REQUEST:
1934 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam), lParam, result, arg );
1943 UnpackDDElParam( msg, lParam, &lo32, &hi );
1944 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE))) break;
1945 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam),
1946 MAKELPARAM(lo16, hi), result, arg );
1948 break; /* FIXME don't know how to free allocated memory (handle) !! */
1955 UnpackDDElParam( msg, lParam, &lo, &hi );
1957 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
1958 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
1964 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1969 break; /* atom, nothing to do */
1971 MESSAGE("DDE_ACK: %lx both atom and handle... choosing handle\n", hi);
1974 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
1977 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam),
1978 MAKELPARAM(lo, hi), result, arg );
1980 break; /* FIXME don't know how to free allocated memory (handle) !! */
1981 case WM_DDE_EXECUTE:
1982 lParam = convert_handle_32_to_16(lParam, GMEM_DDESHARE);
1983 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1984 break; /* FIXME don't know how to free allocated memory (handle) !! */
1986 ret = callback( HWND_16(hwnd), SBM_SETRANGE16, 0, MAKELPARAM(wParam, lParam), result, arg );
1989 ret = callback( HWND_16(hwnd), SBM_GETRANGE16, wParam, lParam, result, arg );
1990 *(LPINT)wParam = LOWORD(*result);
1991 *(LPINT)lParam = HIWORD(*result);
1998 ret = callback( HWND_16(hwnd), msg + BM_GETCHECK16 - BM_GETCHECK, wParam, lParam, result, arg );
2006 case EM_SCROLLCARET:
2009 case EM_GETLINECOUNT:
2021 case EM_LINEFROMCHAR:
2022 case EM_SETTABSTOPS:
2023 case EM_SETPASSWORDCHAR:
2024 case EM_EMPTYUNDOBUFFER:
2025 case EM_GETFIRSTVISIBLELINE:
2026 case EM_SETREADONLY:
2027 case EM_SETWORDBREAKPROC:
2028 case EM_GETWORDBREAKPROC:
2029 case EM_GETPASSWORDCHAR:
2030 ret = callback( HWND_16(hwnd), msg + EM_GETSEL16 - EM_GETSEL, wParam, lParam, result, arg );
2033 ret = callback( HWND_16(hwnd), EM_SETSEL16, 0, MAKELPARAM( wParam, lParam ), result, arg );
2037 case LB_DELETESTRING:
2038 case LB_GETANCHORINDEX:
2039 case LB_GETCARETINDEX:
2042 case LB_GETHORIZONTALEXTENT:
2043 case LB_GETITEMDATA:
2044 case LB_GETITEMHEIGHT:
2046 case LB_GETSELCOUNT:
2048 case LB_GETTOPINDEX:
2049 case LB_RESETCONTENT:
2050 case LB_SELITEMRANGE:
2051 case LB_SELITEMRANGEEX:
2052 case LB_SETANCHORINDEX:
2053 case LB_SETCARETINDEX:
2054 case LB_SETCOLUMNWIDTH:
2056 case LB_SETHORIZONTALEXTENT:
2057 case LB_SETITEMDATA:
2058 case LB_SETITEMHEIGHT:
2060 case LB_SETTOPINDEX:
2061 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2065 case LB_FINDSTRINGEXACT:
2066 case LB_INSERTSTRING:
2067 case LB_SELECTSTRING:
2071 lParam = MapLS( (LPSTR)lParam );
2072 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2075 case LB_GETSELITEMS:
2077 INT *items32 = (INT *)lParam;
2078 INT16 *items, buffer[512];
2081 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2082 if (!(items = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2083 lParam = MapLS( items );
2084 ret = callback( HWND_16(hwnd), LB_GETSELITEMS16, wParam, lParam, result, arg );
2086 for (i = 0; i < wParam; i++) items32[i] = items[i];
2087 free_buffer( buffer, items );
2090 case LB_SETTABSTOPS:
2093 INT *stops32 = (INT *)lParam;
2094 INT16 *stops, buffer[512];
2097 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2098 if (!(stops = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2099 for (i = 0; i < wParam; i++) stops[i] = stops32[i];
2100 lParam = MapLS( stops );
2101 ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2103 free_buffer( buffer, stops );
2105 else ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2107 case CB_DELETESTRING:
2109 case CB_GETLBTEXTLEN:
2111 case CB_RESETCONTENT:
2115 case CB_SHOWDROPDOWN:
2116 case CB_SETITEMDATA:
2117 case CB_SETITEMHEIGHT:
2118 case CB_GETITEMHEIGHT:
2119 case CB_SETEXTENDEDUI:
2120 case CB_GETEXTENDEDUI:
2121 case CB_GETDROPPEDSTATE:
2122 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2125 ret = callback( HWND_16(hwnd), CB_GETEDITSEL16, wParam, lParam, result, arg );
2126 if (wParam) *((PUINT)(wParam)) = LOWORD(*result);
2127 if (lParam) *((PUINT)(lParam)) = HIWORD(*result); /* FIXME: substract 1? */
2131 case CB_FINDSTRINGEXACT:
2132 case CB_INSERTSTRING:
2133 case CB_SELECTSTRING:
2136 lParam = MapLS( (LPSTR)lParam );
2137 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2140 case LB_GETITEMRECT:
2141 case CB_GETDROPPEDCONTROLRECT:
2143 RECT *r32 = (RECT *)lParam;
2145 lParam = MapLS( &rect );
2146 ret = callback( HWND_16(hwnd),
2147 (msg == LB_GETITEMRECT) ? LB_GETITEMRECT16 : CB_GETDROPPEDCONTROLRECT16,
2148 wParam, lParam, result, arg );
2150 RECT16to32( &rect, r32 );
2153 case WM_PAINTCLIPBOARD:
2154 case WM_SIZECLIPBOARD:
2155 FIXME_(msg)( "message %04x needs translation\n", msg );
2157 /* the following messages should not be sent to 16-bit apps */
2160 case WM_CAPTURECHANGED:
2161 case WM_STYLECHANGING:
2162 case WM_STYLECHANGED:
2165 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
2172 /**********************************************************************
2173 * WINPROC_call_window
2175 * Call the window procedure of the specified window.
2177 BOOL WINPROC_call_window( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2178 LRESULT *result, BOOL unicode, enum wm_char_mapping mapping )
2183 if (!(wndPtr = WIN_GetPtr( hwnd ))) return FALSE;
2184 if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE;
2185 if (wndPtr->tid != GetCurrentThreadId())
2187 WIN_ReleasePtr( wndPtr );
2190 proc = handle_to_proc( wndPtr->winproc );
2191 WIN_ReleasePtr( wndPtr );
2193 if (!proc) return TRUE;
2198 call_window_proc( hwnd, msg, wParam, lParam, result, proc->procW );
2199 else if (proc->procA)
2200 WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, result, proc->procA );
2202 WINPROC_CallProcWtoA( call_window_proc_Ato16, hwnd, msg, wParam, lParam, result, proc->proc16 );
2207 call_window_proc( hwnd, msg, wParam, lParam, result, proc->procA );
2208 else if (proc->procW)
2209 WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, result, proc->procW, mapping );
2211 WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, result, proc->proc16 );
2217 /**********************************************************************
2218 * CallWindowProc (USER.122)
2220 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
2221 WPARAM16 wParam, LPARAM lParam )
2226 if (!func) return 0;
2228 if (!(proc = handle16_to_proc( func )))
2229 call_window_proc16( hwnd, msg, wParam, lParam, &result, func );
2230 else if (proc->procA)
2231 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2232 else if (proc->procW)
2233 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
2235 call_window_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2241 /**********************************************************************
2242 * CallWindowProcA (USER32.@)
2244 * The CallWindowProc() function invokes the windows procedure _func_,
2245 * with _hwnd_ as the target window, the message specified by _msg_, and
2246 * the message parameters _wParam_ and _lParam_.
2248 * Some kinds of argument conversion may be done, I'm not sure what.
2250 * CallWindowProc() may be used for windows subclassing. Use
2251 * SetWindowLong() to set a new windows procedure for windows of the
2252 * subclass, and handle subclassed messages in the new windows
2253 * procedure. The new windows procedure may then use CallWindowProc()
2254 * with _func_ set to the parent class's windows procedure to dispatch
2255 * the message to the superclass.
2259 * The return value is message dependent.
2265 LRESULT WINAPI CallWindowProcA(
2266 WNDPROC func, /* [in] window procedure */
2267 HWND hwnd, /* [in] target window */
2268 UINT msg, /* [in] message */
2269 WPARAM wParam, /* [in] message dependent parameter */
2270 LPARAM lParam /* [in] message dependent parameter */
2275 if (!func) return 0;
2277 if (!(proc = handle_to_proc( func )))
2278 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2279 else if (proc->procA)
2280 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2281 else if (proc->procW)
2282 WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, &result,
2283 proc->procW, WMCHAR_MAP_CALLWINDOWPROC );
2285 WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2290 /**********************************************************************
2291 * CallWindowProcW (USER32.@)
2293 * See CallWindowProcA.
2295 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
2296 WPARAM wParam, LPARAM lParam )
2301 if (!func) return 0;
2303 if (!(proc = handle_to_proc( func )))
2304 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2305 else if (proc->procW)
2306 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2307 else if (proc->procA)
2308 WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2310 WINPROC_CallProcWtoA( call_window_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2315 /**********************************************************************
2316 * WINPROC_CallDlgProc16
2318 INT_PTR WINPROC_CallDlgProc16( DLGPROC16 func, HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
2324 if (!func) return 0;
2326 if (!(proc = handle16_to_proc( (WNDPROC16)func )))
2328 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, func );
2330 else if (proc->procA)
2332 ret = WINPROC_CallProc16To32A( call_dialog_proc, hwnd, msg, wParam, lParam,
2333 &result, proc->procA );
2334 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2336 else if (proc->procW)
2338 ret = WINPROC_CallProc16To32A( call_dialog_proc_AtoW, hwnd, msg, wParam, lParam,
2339 &result, proc->procW );
2340 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2344 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2350 /**********************************************************************
2351 * WINPROC_CallDlgProcA
2353 INT_PTR WINPROC_CallDlgProcA( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2359 if (!func) return 0;
2361 if (!(proc = handle_to_proc( func )))
2362 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2363 else if (proc->procA)
2364 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2365 else if (proc->procW)
2367 ret = WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wParam, lParam, &result,
2368 proc->procW, WMCHAR_MAP_CALLWINDOWPROC );
2369 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2373 ret = WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2374 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2380 /**********************************************************************
2381 * WINPROC_CallDlgProcW
2383 INT_PTR WINPROC_CallDlgProcW( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2389 if (!func) return 0;
2391 if (!(proc = handle_to_proc( func )))
2392 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2393 else if (proc->procW)
2394 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2395 else if (proc->procA)
2397 ret = WINPROC_CallProcWtoA( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2398 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2402 ret = WINPROC_CallProcWtoA( call_dialog_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2403 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );