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"
33 #include "wine/winbase16.h"
34 #include "wine/winuser16.h"
38 #include "user_private.h"
41 #include "wine/unicode.h"
42 #include "wine/debug.h"
44 WINE_DECLARE_DEBUG_CHANNEL(msg);
45 WINE_DECLARE_DEBUG_CHANNEL(relay);
46 WINE_DEFAULT_DEBUG_CHANNEL(win);
48 typedef struct tagWINDOWPROC
50 WNDPROC16 proc16; /* 16-bit window proc */
51 WNDPROC procA; /* ASCII window proc */
52 WNDPROC procW; /* Unicode window proc */
55 #define WINPROC_HANDLE (~0UL >> 16)
56 #define MAX_WINPROCS 8192
58 static WINDOWPROC winproc_array[MAX_WINPROCS];
59 static UINT winproc_used;
61 static CRITICAL_SECTION winproc_cs;
62 static CRITICAL_SECTION_DEBUG critsect_debug =
65 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
66 0, 0, { (DWORD_PTR)(__FILE__ ": winproc_cs") }
68 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
70 static inline void *get_buffer( void *static_buffer, size_t size, size_t need )
72 if (size >= need) return static_buffer;
73 return HeapAlloc( GetProcessHeap(), 0, need );
76 static inline void free_buffer( void *static_buffer, void *buffer )
78 if (buffer != static_buffer) HeapFree( GetProcessHeap(), 0, buffer );
81 /* find an existing winproc for a given 16-bit function and type */
82 /* FIXME: probably should do something more clever than a linear search */
83 static inline WINDOWPROC *find_winproc16( WNDPROC16 func )
87 for (i = 0; i < winproc_used; i++)
89 if (winproc_array[i].proc16 == func) return &winproc_array[i];
94 /* find an existing winproc for a given function and type */
95 /* FIXME: probably should do something more clever than a linear search */
96 static inline WINDOWPROC *find_winproc( WNDPROC funcA, WNDPROC funcW )
100 for (i = 0; i < winproc_used; i++)
102 if (funcA && winproc_array[i].procA != funcA) continue;
103 if (funcW && winproc_array[i].procW != funcW) continue;
104 return &winproc_array[i];
109 /* return the window proc for a given handle, or NULL for an invalid handle */
110 static inline WINDOWPROC *handle_to_proc( WNDPROC handle )
112 UINT index = LOWORD(handle);
113 if ((ULONG_PTR)handle >> 16 != WINPROC_HANDLE) return NULL;
114 if (index >= winproc_used) return NULL;
115 return &winproc_array[index];
118 /* create a handle for a given window proc */
119 static inline WNDPROC proc_to_handle( WINDOWPROC *proc )
121 return (WNDPROC)(ULONG_PTR)((proc - winproc_array) | (WINPROC_HANDLE << 16));
124 /* allocate and initialize a new winproc */
125 static inline WINDOWPROC *alloc_winproc( WNDPROC funcA, WNDPROC funcW )
129 /* check if the function is already a win proc */
130 if (funcA && (proc = handle_to_proc( funcA ))) return proc;
131 if (funcW && (proc = handle_to_proc( funcW ))) return proc;
132 if (!funcA && !funcW) return NULL;
134 EnterCriticalSection( &winproc_cs );
136 /* check if we already have a winproc for that function */
137 if (!(proc = find_winproc( funcA, funcW )))
139 if (winproc_used < MAX_WINPROCS)
141 proc = &winproc_array[winproc_used++];
144 TRACE( "allocated %p for %p/%p (%d/%d used)\n",
145 proc_to_handle(proc), funcA, funcW, winproc_used, MAX_WINPROCS );
147 else FIXME( "too many winprocs, cannot allocate one for %p/%p\n", funcA, funcW );
149 else TRACE( "reusing %p for %p/%p\n", proc_to_handle(proc), funcA, funcW );
151 LeaveCriticalSection( &winproc_cs );
158 #include "pshpack1.h"
160 /* Window procedure 16-to-32-bit thunk */
163 BYTE popl_eax; /* popl %eax (return address) */
164 BYTE pushl_func; /* pushl $proc */
166 BYTE pushl_eax; /* pushl %eax */
167 BYTE ljmp; /* ljmp relay*/
168 DWORD relay_offset; /* __wine_call_wndproc */
174 #define MAX_THUNKS (0x10000 / sizeof(WINPROC_THUNK))
176 static WINPROC_THUNK *thunk_array;
177 static UINT thunk_selector;
178 static UINT thunk_used;
180 /* return the window proc for a given handle, or NULL for an invalid handle */
181 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
183 if (HIWORD(handle) == thunk_selector)
185 UINT index = LOWORD(handle) / sizeof(WINPROC_THUNK);
186 /* check alignment */
187 if (index * sizeof(WINPROC_THUNK) != LOWORD(handle)) return NULL;
188 /* check array limits */
189 if (index >= thunk_used) return NULL;
190 return thunk_array[index].proc;
192 return handle_to_proc( (WNDPROC)handle );
195 /* allocate a 16-bit thunk for an existing window proc */
196 static WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
198 static FARPROC16 relay;
201 if (proc->proc16) return proc->proc16;
203 EnterCriticalSection( &winproc_cs );
205 if (!thunk_array) /* allocate the array and its selector */
209 if (!(thunk_selector = wine_ldt_alloc_entries(1))) goto done;
210 if (!(thunk_array = VirtualAlloc( NULL, MAX_THUNKS * sizeof(WINPROC_THUNK), MEM_COMMIT,
211 PAGE_EXECUTE_READWRITE ))) goto done;
212 wine_ldt_set_base( &entry, thunk_array );
213 wine_ldt_set_limit( &entry, MAX_THUNKS * sizeof(WINPROC_THUNK) - 1 );
214 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
215 wine_ldt_set_entry( thunk_selector, &entry );
216 relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
219 /* check if it already exists */
220 for (i = 0; i < thunk_used; i++) if (thunk_array[i].proc == proc) break;
222 if (i == thunk_used) /* create a new one */
224 WINPROC_THUNK *thunk;
226 if (thunk_used >= MAX_THUNKS) goto done;
227 thunk = &thunk_array[thunk_used++];
228 thunk->popl_eax = 0x58; /* popl %eax */
229 thunk->pushl_func = 0x68; /* pushl $proc */
231 thunk->pushl_eax = 0x50; /* pushl %eax */
232 thunk->ljmp = 0xea; /* ljmp relay*/
233 thunk->relay_offset = OFFSETOF(relay);
234 thunk->relay_sel = SELECTOROF(relay);
236 proc->proc16 = (WNDPROC16)MAKESEGPTR( thunk_selector, i * sizeof(WINPROC_THUNK) );
238 LeaveCriticalSection( &winproc_cs );
244 static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
246 return handle_to_proc( (WNDPROC)handle );
249 static inline WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
254 #endif /* __i386__ */
258 /* Some window procedures modify register they shouldn't, or are not
259 * properly declared stdcall; so we need a small assembly wrapper to
261 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
262 WPARAM wParam, LPARAM lParam );
263 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
274 "movl 8(%ebp),%eax\n\t"
276 "leal -12(%ebp),%esp\n\t"
283 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
284 WPARAM wParam, LPARAM lParam )
286 return proc( hwnd, msg, wParam, lParam );
288 #endif /* __i386__ */
290 static void RECT16to32( const RECT16 *from, RECT *to )
292 to->left = from->left;
294 to->right = from->right;
295 to->bottom = from->bottom;
298 static void RECT32to16( const RECT *from, RECT16 *to )
300 to->left = from->left;
302 to->right = from->right;
303 to->bottom = from->bottom;
306 static void MINMAXINFO32to16( const MINMAXINFO *from, MINMAXINFO16 *to )
308 to->ptReserved.x = from->ptReserved.x;
309 to->ptReserved.y = from->ptReserved.y;
310 to->ptMaxSize.x = from->ptMaxSize.x;
311 to->ptMaxSize.y = from->ptMaxSize.y;
312 to->ptMaxPosition.x = from->ptMaxPosition.x;
313 to->ptMaxPosition.y = from->ptMaxPosition.y;
314 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
315 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
316 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
317 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
320 static void MINMAXINFO16to32( const MINMAXINFO16 *from, MINMAXINFO *to )
322 to->ptReserved.x = from->ptReserved.x;
323 to->ptReserved.y = from->ptReserved.y;
324 to->ptMaxSize.x = from->ptMaxSize.x;
325 to->ptMaxSize.y = from->ptMaxSize.y;
326 to->ptMaxPosition.x = from->ptMaxPosition.x;
327 to->ptMaxPosition.y = from->ptMaxPosition.y;
328 to->ptMinTrackSize.x = from->ptMinTrackSize.x;
329 to->ptMinTrackSize.y = from->ptMinTrackSize.y;
330 to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
331 to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
334 static void WINDOWPOS32to16( const WINDOWPOS* from, WINDOWPOS16* to )
336 to->hwnd = HWND_16(from->hwnd);
337 to->hwndInsertAfter = HWND_16(from->hwndInsertAfter);
342 to->flags = from->flags;
345 static void WINDOWPOS16to32( const WINDOWPOS16* from, WINDOWPOS* to )
347 to->hwnd = WIN_Handle32(from->hwnd);
348 to->hwndInsertAfter = (from->hwndInsertAfter == (HWND16)-1) ?
349 HWND_TOPMOST : WIN_Handle32(from->hwndInsertAfter);
354 to->flags = from->flags;
357 /* The strings are not copied */
358 static void CREATESTRUCT32Ato16( const CREATESTRUCTA* from, CREATESTRUCT16* to )
360 to->lpCreateParams = (SEGPTR)from->lpCreateParams;
361 to->hInstance = HINSTANCE_16(from->hInstance);
362 to->hMenu = HMENU_16(from->hMenu);
363 to->hwndParent = HWND_16(from->hwndParent);
368 to->style = from->style;
369 to->dwExStyle = from->dwExStyle;
372 static void CREATESTRUCT16to32A( const CREATESTRUCT16* from, CREATESTRUCTA *to )
375 to->lpCreateParams = (LPVOID)from->lpCreateParams;
376 to->hInstance = HINSTANCE_32(from->hInstance);
377 to->hMenu = HMENU_32(from->hMenu);
378 to->hwndParent = WIN_Handle32(from->hwndParent);
383 to->style = from->style;
384 to->dwExStyle = from->dwExStyle;
385 to->lpszName = MapSL(from->lpszName);
386 to->lpszClass = MapSL(from->lpszClass);
389 /* The strings are not copied */
390 static void MDICREATESTRUCT32Ato16( const MDICREATESTRUCTA* from, MDICREATESTRUCT16* to )
392 to->hOwner = HINSTANCE_16(from->hOwner);
397 to->style = from->style;
398 to->lParam = from->lParam;
401 static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRUCTA *to )
403 to->hOwner = HINSTANCE_32(from->hOwner);
408 to->style = from->style;
409 to->lParam = from->lParam;
410 to->szTitle = MapSL(from->szTitle);
411 to->szClass = MapSL(from->szClass);
414 static WPARAM map_wparam_char_AtoW( WPARAM wParam, DWORD len )
419 ch[0] = (wParam >> 8);
420 ch[1] = wParam & 0xff;
421 if (len > 1 && ch[0])
422 RtlMultiByteToUnicodeN( &wch, sizeof(wch), NULL, ch, 2 );
424 RtlMultiByteToUnicodeN( &wch, sizeof(wch), NULL, ch + 1, 1 );
425 return MAKEWPARAM( wch, HIWORD(wParam) );
428 static WPARAM map_wparam_char_WtoA( WPARAM wParam, DWORD len )
433 RtlUnicodeToMultiByteN( (LPSTR)ch, len, &len, &wch, sizeof(wch) );
435 return MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
437 return MAKEWPARAM( ch[0], HIWORD(wParam) );
440 /* call a 32-bit window procedure */
441 static LRESULT call_window_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
447 hwnd = WIN_GetFullHandle( hwnd );
449 DPRINTF( "%04x:Call window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
450 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
452 *result = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
455 DPRINTF( "%04x:Ret window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx\n",
456 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, *result );
460 /* call a 32-bit dialog procedure */
461 static LRESULT call_dialog_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
468 hwnd = WIN_GetFullHandle( hwnd );
470 DPRINTF( "%04x:Call dialog proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
471 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
473 ret = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
474 *result = GetWindowLongPtrW( hwnd, DWLP_MSGRESULT );
477 DPRINTF( "%04x:Ret dialog proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx result=%08lx\n",
478 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, ret, *result );
482 /* call a 16-bit window procedure */
483 static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
484 LRESULT *result, void *arg )
486 WNDPROC16 proc = arg;
495 DRAWITEMSTRUCT16 dis16;
496 COMPAREITEMSTRUCT16 cis16;
502 /* Window procedures want ax = hInstance, ds = es = ss */
504 memset(&context, 0, sizeof(context));
505 context.SegDs = context.SegEs = SELECTOROF(NtCurrentTeb()->WOW32Reserved);
506 context.SegFs = wine_get_fs();
507 context.SegGs = wine_get_gs();
508 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
509 context.SegCs = SELECTOROF(proc);
510 context.Eip = OFFSETOF(proc);
511 context.Ebp = OFFSETOF(NtCurrentTeb()->WOW32Reserved) + (WORD)&((STACK16FRAME*)0)->bp;
515 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
516 work if structures passed in lParam are placed in the stack/data
517 segment. Programmers easily make the mistake of converting lParam
518 to a near rather than a far pointer, since Windows apparently
519 allows this. We copy the structures to the 16 bit stack; this is
520 ugly but makes these programs work. */
525 size = sizeof(CREATESTRUCT16); break;
527 size = sizeof(DRAWITEMSTRUCT16); break;
529 size = sizeof(COMPAREITEMSTRUCT16); break;
533 memcpy( &args.u, MapSL(lParam), size );
534 lParam = (SEGPTR)NtCurrentTeb()->WOW32Reserved - size;
538 args.params[4] = hwnd;
539 args.params[3] = msg;
540 args.params[2] = wParam;
541 args.params[1] = HIWORD(lParam);
542 args.params[0] = LOWORD(lParam);
543 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args.params) + size, &args, (DWORD *)&context );
544 *result = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
548 /* call a 16-bit dialog procedure */
549 static LRESULT call_dialog_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wp, LPARAM lp,
550 LRESULT *result, void *arg )
552 LRESULT ret = call_window_proc16( hwnd, msg, wp, lp, result, arg );
553 *result = GetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT );
557 /* helper callback for 32W->16 conversion */
558 static LRESULT call_window_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
559 LRESULT *result, void *arg )
561 return WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wp, lp, result, arg );
564 /* helper callback for 32W->16 conversion */
565 static LRESULT call_dialog_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
566 LRESULT *result, void *arg )
568 return WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wp, lp, result, arg );
571 /* helper callback for 16->32W conversion */
572 static LRESULT call_window_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
573 LRESULT *result, void *arg )
575 return WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wp, lp, result, arg );
578 /* helper callback for 16->32W conversion */
579 static LRESULT call_dialog_proc_AtoW( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
580 LRESULT *result, void *arg )
582 return WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wp, lp, result, arg );
586 /**********************************************************************
589 * Get a window procedure pointer that can be passed to the Windows program.
591 WNDPROC16 WINPROC_GetProc16( WNDPROC proc, BOOL unicode )
595 if (unicode) ptr = alloc_winproc( NULL, proc );
596 else ptr = alloc_winproc( proc, NULL );
599 return alloc_win16_thunk( ptr );
603 /**********************************************************************
606 * Get a window procedure pointer that can be passed to the Windows program.
608 WNDPROC WINPROC_GetProc( WNDPROC proc, BOOL unicode )
610 WINDOWPROC *ptr = handle_to_proc( proc );
612 if (!ptr) return proc;
615 if (ptr->procW) return ptr->procW;
620 if (ptr->procA) return ptr->procA;
626 /**********************************************************************
627 * WINPROC_AllocProc16
629 * Allocate a window procedure for a window or class.
631 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
632 * lot of windows, it will usually only have a limited number of window procedures, so the
633 * array won't grow too large, and this way we avoid the need to track allocations per window.
635 WNDPROC WINPROC_AllocProc16( WNDPROC16 func )
639 if (!func) return NULL;
641 /* check if the function is already a win proc */
642 if (!(proc = handle16_to_proc( func )))
644 EnterCriticalSection( &winproc_cs );
646 /* then check if we already have a winproc for that function */
647 if (!(proc = find_winproc16( func )))
649 if (winproc_used < MAX_WINPROCS)
651 proc = &winproc_array[winproc_used++];
653 TRACE( "allocated %p for %p/16-bit (%d/%d used)\n",
654 proc_to_handle(proc), func, winproc_used, MAX_WINPROCS );
656 else FIXME( "too many winprocs, cannot allocate one for 16-bit %p\n", func );
658 else TRACE( "reusing %p for %p/16-bit\n", proc_to_handle(proc), func );
660 LeaveCriticalSection( &winproc_cs );
662 return proc_to_handle( proc );
666 /**********************************************************************
669 * Allocate a window procedure for a window or class.
671 * Note that allocated winprocs are never freed; the idea is that even if an app creates a
672 * lot of windows, it will usually only have a limited number of window procedures, so the
673 * array won't grow too large, and this way we avoid the need to track allocations per window.
675 WNDPROC WINPROC_AllocProc( WNDPROC funcA, WNDPROC funcW )
679 if (!(proc = alloc_winproc( funcA, funcW ))) return NULL;
680 return proc_to_handle( proc );
684 /**********************************************************************
687 * Return the window procedure type, or the default value if not a winproc handle.
689 BOOL WINPROC_IsUnicode( WNDPROC proc, BOOL def_val )
691 WINDOWPROC *ptr = handle_to_proc( proc );
693 if (!ptr) return def_val;
694 if (ptr->procA && ptr->procW) return def_val; /* can be both */
695 return (ptr->procW != NULL);
699 /**********************************************************************
700 * WINPROC_TestLBForStr
702 * Return TRUE if the lparam is a string
704 static inline BOOL WINPROC_TestLBForStr( HWND hwnd, UINT msg )
706 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
707 if (msg <= CB_MSGMAX)
708 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
710 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
715 static UINT convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
718 UINT sz = GlobalSize16(src);
721 if (!(dst = GlobalAlloc(flags, sz)))
723 ptr16 = GlobalLock16(src);
724 ptr32 = GlobalLock(dst);
725 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
732 static HANDLE16 convert_handle_32_to_16(UINT src, unsigned int flags)
735 UINT sz = GlobalSize((HANDLE)src);
738 if (!(dst = GlobalAlloc16(flags, sz)))
740 ptr32 = GlobalLock((HANDLE)src);
741 ptr16 = GlobalLock16(dst);
742 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
743 GlobalUnlock((HANDLE)src);
750 /**********************************************************************
751 * WINPROC_CallProcAtoW
753 * Call a window procedure, translating args from Ansi to Unicode.
755 LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
756 LPARAM lParam, LRESULT *result, void *arg )
760 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
761 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
768 WCHAR *ptr, buffer[512];
769 CREATESTRUCTA *csA = (CREATESTRUCTA *)lParam;
770 CREATESTRUCTW csW = *(CREATESTRUCTW *)csA;
771 MDICREATESTRUCTW mdi_cs;
772 DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
774 if (HIWORD(csA->lpszClass))
776 class_lenA = strlen(csA->lpszClass) + 1;
777 RtlMultiByteToUnicodeSize( &class_lenW, csA->lpszClass, class_lenA );
779 if (HIWORD(csA->lpszName))
781 name_lenA = strlen(csA->lpszName) + 1;
782 RtlMultiByteToUnicodeSize( &name_lenW, csA->lpszName, name_lenA );
785 if (!(ptr = get_buffer( buffer, sizeof(buffer), class_lenW + name_lenW ))) break;
790 RtlMultiByteToUnicodeN( ptr, class_lenW, NULL, csA->lpszClass, class_lenA );
794 csW.lpszName = ptr + class_lenW/sizeof(WCHAR);
795 RtlMultiByteToUnicodeN( ptr + class_lenW/sizeof(WCHAR), name_lenW, NULL,
796 csA->lpszName, name_lenA );
799 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
801 mdi_cs = *(MDICREATESTRUCTW *)csA->lpCreateParams;
802 mdi_cs.szTitle = csW.lpszName;
803 mdi_cs.szClass = csW.lpszClass;
804 csW.lpCreateParams = &mdi_cs;
807 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
808 free_buffer( buffer, ptr );
814 WCHAR *ptr, buffer[512];
815 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
816 MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
817 MDICREATESTRUCTW csW;
819 memcpy( &csW, csA, sizeof(csW) );
821 if (HIWORD(csA->szTitle))
823 title_lenA = strlen(csA->szTitle) + 1;
824 RtlMultiByteToUnicodeSize( &title_lenW, csA->szTitle, title_lenA );
826 if (HIWORD(csA->szClass))
828 class_lenA = strlen(csA->szClass) + 1;
829 RtlMultiByteToUnicodeSize( &class_lenW, csA->szClass, class_lenA );
832 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenW + class_lenW ))) break;
837 RtlMultiByteToUnicodeN( ptr, title_lenW, NULL, csA->szTitle, title_lenA );
841 csW.szClass = ptr + title_lenW/sizeof(WCHAR);
842 RtlMultiByteToUnicodeN( ptr + title_lenW/sizeof(WCHAR), class_lenW, NULL,
843 csA->szClass, class_lenA );
845 ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
846 free_buffer( buffer, ptr );
851 case WM_ASKCBFORMATNAME:
853 WCHAR *ptr, buffer[512];
854 LPSTR str = (LPSTR)lParam;
855 DWORD len = wParam * sizeof(WCHAR);
857 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
858 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
859 if (*result && wParam)
861 RtlUnicodeToMultiByteN( str, wParam - 1, &len, ptr, strlenW(ptr) * sizeof(WCHAR) );
865 free_buffer( buffer, ptr );
870 case LB_INSERTSTRING:
872 case LB_FINDSTRINGEXACT:
873 case LB_SELECTSTRING:
875 case CB_INSERTSTRING:
877 case CB_FINDSTRINGEXACT:
878 case CB_SELECTSTRING:
879 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
881 ret = callback( hwnd, msg, wParam, lParam, result, arg );
886 case WM_WININICHANGE:
887 case WM_DEVMODECHANGE:
892 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
895 WCHAR *ptr, buffer[512];
896 LPCSTR strA = (LPCSTR)lParam;
897 DWORD lenW, lenA = strlen(strA) + 1;
899 RtlMultiByteToUnicodeSize( &lenW, strA, lenA );
900 if ((ptr = get_buffer( buffer, sizeof(buffer), lenW )))
902 RtlMultiByteToUnicodeN( ptr, lenW, NULL, strA, lenA );
903 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
904 free_buffer( buffer, ptr );
911 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
913 WCHAR buffer[512]; /* FIXME: fixed sized buffer */
915 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
919 RtlUnicodeToMultiByteN( (LPSTR)lParam, ~0u, &len,
920 buffer, (strlenW(buffer) + 1) * sizeof(WCHAR) );
924 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
929 WCHAR *ptr, buffer[512];
930 WORD len = *(WORD *)lParam;
932 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
933 *((WORD *)ptr) = len; /* store the length */
934 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
938 RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
939 if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
942 free_buffer( buffer, ptr );
949 MSG newmsg = *(MSG *)lParam;
950 switch(newmsg.message)
956 newmsg.wParam = map_wparam_char_AtoW( newmsg.wParam, 1 );
959 newmsg.wParam = map_wparam_char_AtoW( newmsg.wParam, 2 );
962 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
964 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
973 case EM_SETPASSWORDCHAR:
974 ret = callback( hwnd, msg, map_wparam_char_AtoW(wParam,1), lParam, result, arg );
978 ret = callback( hwnd, msg, map_wparam_char_AtoW(wParam,2), lParam, result, arg );
981 case WM_GETTEXTLENGTH:
982 case CB_GETLBTEXTLEN:
984 ret = callback( hwnd, msg, wParam, lParam, result, arg );
987 WCHAR *ptr, buffer[512];
989 DWORD len = *result + 1;
990 /* Determine respective GETTEXT message */
991 UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
992 ((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
993 /* wParam differs between the messages */
994 WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
996 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
998 if (callback == call_window_proc) /* FIXME: hack */
999 callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
1001 tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
1002 RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
1004 free_buffer( buffer, ptr );
1008 case WM_PAINTCLIPBOARD:
1009 case WM_SIZECLIPBOARD:
1010 FIXME_(msg)( "message %s (0x%x) needs translation, please report\n",
1011 SPY_GetMsgName(msg, hwnd), msg );
1015 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1022 /**********************************************************************
1023 * WINPROC_CallProcWtoA
1025 * Call a window procedure, translating args from Unicode to Ansi.
1027 static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
1028 LPARAM lParam, LRESULT *result, void *arg )
1032 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
1033 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1039 { /* csW->lpszName and csW->lpszClass are NOT supposed to be atoms
1042 char buffer[1024], *cls, *name;
1043 CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
1044 CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
1045 MDICREATESTRUCTA mdi_cs;
1046 DWORD name_lenA, name_lenW, class_lenA, class_lenW;
1048 class_lenW = strlenW(csW->lpszClass) * sizeof(WCHAR);
1049 RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
1053 name_lenW = strlenW(csW->lpszName) * sizeof(WCHAR);
1054 RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
1057 name_lenW = name_lenA = 0;
1059 if (!(cls = get_buffer( buffer, sizeof(buffer), class_lenA + name_lenA + 2 ))) break;
1061 RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
1062 cls[class_lenA] = 0;
1063 csA.lpszClass = cls;
1067 name = cls + class_lenA + 1;
1068 RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
1069 name[name_lenA] = 0;
1070 csA.lpszName = name;
1073 if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1075 mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
1076 mdi_cs.szTitle = csA.lpszName;
1077 mdi_cs.szClass = csA.lpszClass;
1078 csA.lpCreateParams = &mdi_cs;
1081 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1082 free_buffer( buffer, cls );
1087 case WM_ASKCBFORMATNAME:
1089 char *ptr, buffer[512];
1090 DWORD len = wParam * 2;
1092 if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
1093 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1096 RtlMultiByteToUnicodeN( (LPWSTR)lParam, wParam*sizeof(WCHAR), &len, ptr, strlen(ptr)+1 );
1097 *result = len/sizeof(WCHAR) - 1; /* do not count terminating null */
1098 ((LPWSTR)lParam)[*result] = 0;
1100 free_buffer( buffer, ptr );
1105 case LB_INSERTSTRING:
1107 case LB_FINDSTRINGEXACT:
1108 case LB_SELECTSTRING:
1110 case CB_INSERTSTRING:
1112 case CB_FINDSTRINGEXACT:
1113 case CB_SELECTSTRING:
1114 if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
1116 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1121 case WM_WININICHANGE:
1122 case WM_DEVMODECHANGE:
1127 if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
1130 char *ptr, buffer[512];
1131 LPCWSTR strW = (LPCWSTR)lParam;
1132 DWORD lenA, lenW = (strlenW(strW) + 1) * sizeof(WCHAR);
1134 RtlUnicodeToMultiByteSize( &lenA, strW, lenW );
1135 if ((ptr = get_buffer( buffer, sizeof(buffer), lenA )))
1137 RtlUnicodeToMultiByteN( ptr, lenA, NULL, strW, lenW );
1138 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1139 free_buffer( buffer, ptr );
1146 char *ptr, buffer[1024];
1147 DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
1148 MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
1149 MDICREATESTRUCTA csA;
1151 memcpy( &csA, csW, sizeof(csA) );
1153 if (HIWORD(csW->szTitle))
1155 title_lenW = (strlenW(csW->szTitle) + 1) * sizeof(WCHAR);
1156 RtlUnicodeToMultiByteSize( &title_lenA, csW->szTitle, title_lenW );
1158 if (HIWORD(csW->szClass))
1160 class_lenW = (strlenW(csW->szClass) + 1) * sizeof(WCHAR);
1161 RtlUnicodeToMultiByteSize( &class_lenA, csW->szClass, class_lenW );
1164 if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenA + class_lenA ))) break;
1168 RtlUnicodeToMultiByteN( ptr, title_lenA, NULL, csW->szTitle, title_lenW );
1173 RtlUnicodeToMultiByteN( ptr + title_lenA, class_lenA, NULL, csW->szClass, class_lenW );
1174 csA.szClass = ptr + title_lenA;
1176 ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
1177 free_buffer( buffer, ptr );
1183 if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
1185 char buffer[512]; /* FIXME: fixed sized buffer */
1187 ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
1191 RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, buffer, strlen(buffer) + 1 );
1192 *result = len / sizeof(WCHAR) - 1;
1195 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1200 char *ptr, buffer[512];
1201 WORD len = *(WORD *)lParam;
1203 if (!(ptr = get_buffer( buffer, sizeof(buffer), len * 2 ))) break;
1204 *((WORD *)ptr) = len * 2; /* store the length */
1205 ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
1209 RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
1210 *result = reslen / sizeof(WCHAR);
1211 if (*result < len) ((LPWSTR)lParam)[*result] = 0;
1213 free_buffer( buffer, ptr );
1220 MSG newmsg = *(MSG *)lParam;
1221 switch(newmsg.message)
1226 case WM_SYSDEADCHAR:
1227 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 1 );
1230 newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 2 );
1233 ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
1235 else ret = callback( hwnd, msg, wParam, lParam, result, arg );
1243 case WM_SYSDEADCHAR:
1244 case EM_SETPASSWORDCHAR:
1245 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam, result, arg );
1249 ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam, result, arg );
1252 case WM_PAINTCLIPBOARD:
1253 case WM_SIZECLIPBOARD:
1254 FIXME_(msg)( "message %s (%04x) needs translation, please report\n",
1255 SPY_GetMsgName(msg, hwnd), msg );
1259 ret = callback( hwnd, msg, wParam, lParam, result, arg );
1267 /**********************************************************************
1268 * WINPROC_CallProc16To32A
1270 LRESULT WINPROC_CallProc16To32A( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
1271 WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
1274 HWND hwnd32 = WIN_Handle32( hwnd );
1276 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
1277 hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
1284 CREATESTRUCT16 *cs16 = MapSL(lParam);
1286 MDICREATESTRUCTA mdi_cs;
1288 CREATESTRUCT16to32A( cs16, &cs );
1289 if (GetWindowLongW(hwnd32, GWL_EXSTYLE) & WS_EX_MDICHILD)
1291 MDICREATESTRUCT16 *mdi_cs16 = MapSL(cs16->lpCreateParams);
1292 MDICREATESTRUCT16to32A(mdi_cs16, &mdi_cs);
1293 cs.lpCreateParams = &mdi_cs;
1295 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1296 CREATESTRUCT32Ato16( &cs, cs16 );
1301 MDICREATESTRUCT16 *cs16 = MapSL(lParam);
1302 MDICREATESTRUCTA cs;
1304 MDICREATESTRUCT16to32A( cs16, &cs );
1305 ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
1306 MDICREATESTRUCT32Ato16( &cs, cs16 );
1309 case WM_MDIACTIVATE:
1311 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32( HIWORD(lParam) ),
1312 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1313 else /* message sent to MDI client */
1314 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1316 case WM_MDIGETACTIVE:
1318 BOOL maximized = FALSE;
1319 ret = callback( hwnd32, msg, wParam, (LPARAM)&maximized, result, arg );
1320 *result = MAKELRESULT( LOWORD(*result), maximized );
1324 ret = callback( hwnd32, wParam ? WM_MDIREFRESHMENU : WM_MDISETMENU,
1325 (WPARAM)HMENU_32(LOWORD(lParam)), (LPARAM)HMENU_32(HIWORD(lParam)),
1328 case WM_GETMINMAXINFO:
1330 MINMAXINFO16 *mmi16 = MapSL(lParam);
1333 MINMAXINFO16to32( mmi16, &mmi );
1334 ret = callback( hwnd32, msg, wParam, (LPARAM)&mmi, result, arg );
1335 MINMAXINFO32to16( &mmi, mmi16 );
1338 case WM_WINDOWPOSCHANGING:
1339 case WM_WINDOWPOSCHANGED:
1341 WINDOWPOS16 *winpos16 = MapSL(lParam);
1344 WINDOWPOS16to32( winpos16, &winpos );
1345 ret = callback( hwnd32, msg, wParam, (LPARAM)&winpos, result, arg );
1346 WINDOWPOS32to16( &winpos, winpos16 );
1351 NCCALCSIZE_PARAMS16 *nc16 = MapSL(lParam);
1352 NCCALCSIZE_PARAMS nc;
1355 RECT16to32( &nc16->rgrc[0], &nc.rgrc[0] );
1358 RECT16to32( &nc16->rgrc[1], &nc.rgrc[1] );
1359 RECT16to32( &nc16->rgrc[2], &nc.rgrc[2] );
1360 WINDOWPOS16to32( MapSL(nc16->lppos), &winpos );
1363 ret = callback( hwnd32, msg, wParam, (LPARAM)&nc, result, arg );
1364 RECT32to16( &nc.rgrc[0], &nc16->rgrc[0] );
1367 RECT32to16( &nc.rgrc[1], &nc16->rgrc[1] );
1368 RECT32to16( &nc.rgrc[2], &nc16->rgrc[2] );
1369 WINDOWPOS32to16( &winpos, MapSL(nc16->lppos) );
1373 case WM_COMPAREITEM:
1375 COMPAREITEMSTRUCT16* cis16 = MapSL(lParam);
1376 COMPAREITEMSTRUCT cis;
1377 cis.CtlType = cis16->CtlType;
1378 cis.CtlID = cis16->CtlID;
1379 cis.hwndItem = WIN_Handle32( cis16->hwndItem );
1380 cis.itemID1 = cis16->itemID1;
1381 cis.itemData1 = cis16->itemData1;
1382 cis.itemID2 = cis16->itemID2;
1383 cis.itemData2 = cis16->itemData2;
1384 cis.dwLocaleId = 0; /* FIXME */
1385 ret = callback( hwnd32, msg, wParam, (LPARAM)&cis, result, arg );
1390 DELETEITEMSTRUCT16* dis16 = MapSL(lParam);
1391 DELETEITEMSTRUCT dis;
1392 dis.CtlType = dis16->CtlType;
1393 dis.CtlID = dis16->CtlID;
1394 dis.hwndItem = WIN_Handle32( dis16->hwndItem );
1395 dis.itemData = dis16->itemData;
1396 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1399 case WM_MEASUREITEM:
1401 MEASUREITEMSTRUCT16* mis16 = MapSL(lParam);
1402 MEASUREITEMSTRUCT mis;
1403 mis.CtlType = mis16->CtlType;
1404 mis.CtlID = mis16->CtlID;
1405 mis.itemID = mis16->itemID;
1406 mis.itemWidth = mis16->itemWidth;
1407 mis.itemHeight = mis16->itemHeight;
1408 mis.itemData = mis16->itemData;
1409 ret = callback( hwnd32, msg, wParam, (LPARAM)&mis, result, arg );
1410 mis16->itemWidth = (UINT16)mis.itemWidth;
1411 mis16->itemHeight = (UINT16)mis.itemHeight;
1416 DRAWITEMSTRUCT16* dis16 = MapSL(lParam);
1418 dis.CtlType = dis16->CtlType;
1419 dis.CtlID = dis16->CtlID;
1420 dis.itemID = dis16->itemID;
1421 dis.itemAction = dis16->itemAction;
1422 dis.itemState = dis16->itemState;
1423 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1424 : WIN_Handle32( dis16->hwndItem );
1425 dis.hDC = HDC_32(dis16->hDC);
1426 dis.itemData = dis16->itemData;
1427 dis.rcItem.left = dis16->rcItem.left;
1428 dis.rcItem.top = dis16->rcItem.top;
1429 dis.rcItem.right = dis16->rcItem.right;
1430 dis.rcItem.bottom = dis16->rcItem.bottom;
1431 ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
1436 COPYDATASTRUCT16 *cds16 = MapSL(lParam);
1438 cds.dwData = cds16->dwData;
1439 cds.cbData = cds16->cbData;
1440 cds.lpData = MapSL(cds16->lpData);
1441 ret = callback( hwnd32, msg, wParam, (LPARAM)&cds, result, arg );
1447 MSG16 *msg16 = MapSL(lParam);
1449 msg32.hwnd = WIN_Handle32( msg16->hwnd );
1450 msg32.message = msg16->message;
1451 msg32.wParam = msg16->wParam;
1452 msg32.lParam = msg16->lParam;
1453 msg32.time = msg16->time;
1454 msg32.pt.x = msg16->pt.x;
1455 msg32.pt.y = msg16->pt.y;
1456 ret = callback( hwnd32, msg, wParam, (LPARAM)&msg32, result, arg );
1459 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1464 next.hmenuIn = (HMENU)lParam;
1467 ret = callback( hwnd32, msg, wParam, (LPARAM)&next, result, arg );
1468 *result = MAKELONG( HMENU_16(next.hmenuNext), HWND_16(next.hwndNext) );
1475 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1476 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1480 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1481 (LPARAM)WIN_Handle32( HIWORD(lParam) ), result, arg );
1484 if (HIWORD(lParam) <= CTLCOLOR_STATIC)
1485 ret = callback( hwnd32, WM_CTLCOLORMSGBOX + HIWORD(lParam),
1486 (WPARAM)HDC_32(wParam), (LPARAM)WIN_Handle32( LOWORD(lParam) ),
1491 case WM_WININICHANGE:
1492 case WM_DEVMODECHANGE:
1493 case WM_ASKCBFORMATNAME:
1495 ret = callback( hwnd32, msg, wParam, (LPARAM)MapSL(lParam), result, arg );
1498 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1499 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1502 if((LOWORD(lParam) & MF_POPUP) && (LOWORD(lParam) != 0xFFFF))
1504 HMENU hmenu = HMENU_32(HIWORD(lParam));
1505 UINT pos = MENU_FindSubMenu( &hmenu, HMENU_32(wParam) );
1506 if (pos == 0xffff) pos = 0; /* NO_SELECTED_ITEM */
1509 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
1510 (LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
1512 case WM_PARENTNOTIFY:
1513 if ((wParam == WM_CREATE) || (wParam == WM_DESTROY))
1514 ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
1515 (LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
1517 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1519 case WM_ACTIVATEAPP:
1520 /* We need this when SetActiveWindow sends a Sendmessage16() to
1521 * a 32bit window. Might be superflous with 32bit interprocess
1522 * message queues. */
1523 if (lParam) lParam = HTASK_32(lParam);
1524 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1526 case WM_DDE_INITIATE:
1527 case WM_DDE_TERMINATE:
1528 case WM_DDE_UNADVISE:
1529 case WM_DDE_REQUEST:
1530 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1536 HANDLE16 lo16 = LOWORD(lParam);
1538 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE))) break;
1539 lParam = PackDDElParam( msg, lo32, HIWORD(lParam) );
1540 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1542 break; /* FIXME don't know how to free allocated memory (handle) !! */
1545 UINT lo = LOWORD(lParam);
1546 UINT hi = HIWORD(lParam);
1550 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1551 if (GlobalSize16(hi) != 0) flag |= 2;
1557 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1562 break; /* atom, nothing to do */
1564 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
1567 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1570 lParam = PackDDElParam( WM_DDE_ACK, lo, hi );
1571 ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
1573 break; /* FIXME don't know how to free allocated memory (handle) !! */
1574 case WM_DDE_EXECUTE:
1575 lParam = convert_handle_16_to_32( lParam, GMEM_DDESHARE );
1576 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1577 break; /* FIXME don't know how to free allocated memory (handle) !! */
1578 case WM_PAINTCLIPBOARD:
1579 case WM_SIZECLIPBOARD:
1580 FIXME_(msg)( "message %04x needs translation\n", msg );
1583 ret = callback( hwnd32, msg, wParam, lParam, result, arg );
1590 /**********************************************************************
1591 * __wine_call_wndproc (USER.1010)
1593 LRESULT WINAPI __wine_call_wndproc( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
1599 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
1601 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
1606 /**********************************************************************
1607 * WINPROC_CallProc32ATo16
1609 * Call a 16-bit window procedure, translating the 32-bit args.
1611 LRESULT WINPROC_CallProc32ATo16( winproc_callback16_t callback, HWND hwnd, UINT msg,
1612 WPARAM wParam, LPARAM lParam, LRESULT *result, void *arg )
1616 TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
1617 hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
1624 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)lParam;
1626 MDICREATESTRUCT16 mdi_cs16;
1627 BOOL mdi_child = (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD);
1629 CREATESTRUCT32Ato16( cs32, &cs );
1630 cs.lpszName = MapLS( cs32->lpszName );
1631 cs.lpszClass = MapLS( cs32->lpszClass );
1635 MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)cs32->lpCreateParams;
1636 MDICREATESTRUCT32Ato16( mdi_cs, &mdi_cs16 );
1637 mdi_cs16.szTitle = MapLS( mdi_cs->szTitle );
1638 mdi_cs16.szClass = MapLS( mdi_cs->szClass );
1639 cs.lpCreateParams = MapLS( &mdi_cs16 );
1641 lParam = MapLS( &cs );
1642 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1644 UnMapLS( cs.lpszName );
1645 UnMapLS( cs.lpszClass );
1648 UnMapLS( cs.lpCreateParams );
1649 UnMapLS( mdi_cs16.szTitle );
1650 UnMapLS( mdi_cs16.szClass );
1656 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)lParam;
1657 MDICREATESTRUCT16 cs;
1659 MDICREATESTRUCT32Ato16( cs32, &cs );
1660 cs.szTitle = MapLS( cs32->szTitle );
1661 cs.szClass = MapLS( cs32->szClass );
1662 lParam = MapLS( &cs );
1663 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1665 UnMapLS( cs.szTitle );
1666 UnMapLS( cs.szClass );
1669 case WM_MDIACTIVATE:
1670 if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
1671 ret = callback( HWND_16(hwnd), msg, ((HWND)lParam == hwnd),
1672 MAKELPARAM( LOWORD(lParam), LOWORD(wParam) ), result, arg );
1674 ret = callback( HWND_16(hwnd), msg, HWND_16( (HWND)wParam ), 0, result, arg );
1676 case WM_MDIGETACTIVE:
1677 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1678 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(*result);
1679 *result = (LRESULT)WIN_Handle32( LOWORD(*result) );
1682 ret = callback( HWND_16(hwnd), msg, (lParam == 0),
1683 MAKELPARAM( LOWORD(wParam), LOWORD(lParam) ), result, arg );
1685 case WM_GETMINMAXINFO:
1687 MINMAXINFO *mmi32 = (MINMAXINFO *)lParam;
1690 MINMAXINFO32to16( mmi32, &mmi );
1691 lParam = MapLS( &mmi );
1692 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1694 MINMAXINFO16to32( &mmi, mmi32 );
1699 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)lParam;
1700 NCCALCSIZE_PARAMS16 nc;
1703 RECT32to16( &nc32->rgrc[0], &nc.rgrc[0] );
1706 RECT32to16( &nc32->rgrc[1], &nc.rgrc[1] );
1707 RECT32to16( &nc32->rgrc[2], &nc.rgrc[2] );
1708 WINDOWPOS32to16( nc32->lppos, &winpos );
1709 nc.lppos = MapLS( &winpos );
1711 lParam = MapLS( &nc );
1712 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1714 RECT16to32( &nc.rgrc[0], &nc32->rgrc[0] );
1717 RECT16to32( &nc.rgrc[1], &nc32->rgrc[1] );
1718 RECT16to32( &nc.rgrc[2], &nc32->rgrc[2] );
1719 WINDOWPOS16to32( &winpos, nc32->lppos );
1720 UnMapLS( nc.lppos );
1724 case WM_WINDOWPOSCHANGING:
1725 case WM_WINDOWPOSCHANGED:
1727 WINDOWPOS *winpos32 = (WINDOWPOS *)lParam;
1730 WINDOWPOS32to16( winpos32, &winpos );
1731 lParam = MapLS( &winpos );
1732 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1734 WINDOWPOS16to32( &winpos, winpos32 );
1737 case WM_COMPAREITEM:
1739 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)lParam;
1740 COMPAREITEMSTRUCT16 cis;
1741 cis.CtlType = cis32->CtlType;
1742 cis.CtlID = cis32->CtlID;
1743 cis.hwndItem = HWND_16( cis32->hwndItem );
1744 cis.itemID1 = cis32->itemID1;
1745 cis.itemData1 = cis32->itemData1;
1746 cis.itemID2 = cis32->itemID2;
1747 cis.itemData2 = cis32->itemData2;
1748 lParam = MapLS( &cis );
1749 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1755 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)lParam;
1756 DELETEITEMSTRUCT16 dis;
1757 dis.CtlType = dis32->CtlType;
1758 dis.CtlID = dis32->CtlID;
1759 dis.itemID = dis32->itemID;
1760 dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
1761 : HWND_16( dis32->hwndItem );
1762 dis.itemData = dis32->itemData;
1763 lParam = MapLS( &dis );
1764 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1770 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)lParam;
1771 DRAWITEMSTRUCT16 dis;
1772 dis.CtlType = dis32->CtlType;
1773 dis.CtlID = dis32->CtlID;
1774 dis.itemID = dis32->itemID;
1775 dis.itemAction = dis32->itemAction;
1776 dis.itemState = dis32->itemState;
1777 dis.hwndItem = HWND_16( dis32->hwndItem );
1778 dis.hDC = HDC_16(dis32->hDC);
1779 dis.itemData = dis32->itemData;
1780 dis.rcItem.left = dis32->rcItem.left;
1781 dis.rcItem.top = dis32->rcItem.top;
1782 dis.rcItem.right = dis32->rcItem.right;
1783 dis.rcItem.bottom = dis32->rcItem.bottom;
1784 lParam = MapLS( &dis );
1785 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1789 case WM_MEASUREITEM:
1791 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)lParam;
1792 MEASUREITEMSTRUCT16 mis;
1793 mis.CtlType = mis32->CtlType;
1794 mis.CtlID = mis32->CtlID;
1795 mis.itemID = mis32->itemID;
1796 mis.itemWidth = mis32->itemWidth;
1797 mis.itemHeight = mis32->itemHeight;
1798 mis.itemData = mis32->itemData;
1799 lParam = MapLS( &mis );
1800 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1802 mis32->itemWidth = mis.itemWidth;
1803 mis32->itemHeight = mis.itemHeight;
1808 COPYDATASTRUCT *cds32 = (COPYDATASTRUCT *)lParam;
1809 COPYDATASTRUCT16 cds;
1811 cds.dwData = cds32->dwData;
1812 cds.cbData = cds32->cbData;
1813 cds.lpData = MapLS( cds32->lpData );
1814 lParam = MapLS( &cds );
1815 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1817 UnMapLS( cds.lpData );
1823 MSG *msg32 = (MSG *)lParam;
1826 msg16.hwnd = HWND_16( msg32->hwnd );
1827 msg16.message = msg32->message;
1828 msg16.wParam = msg32->wParam;
1829 msg16.lParam = msg32->lParam;
1830 msg16.time = msg32->time;
1831 msg16.pt.x = msg32->pt.x;
1832 msg16.pt.y = msg32->pt.y;
1833 lParam = MapLS( &msg16 );
1834 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1838 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1842 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1843 ret = callback( HWND_16(hwnd), msg, wParam, (LPARAM)next->hmenuIn, result, arg );
1844 next->hmenuNext = HMENU_32( LOWORD(*result) );
1845 next->hwndNext = WIN_Handle32( HIWORD(*result) );
1850 case WM_ASKCBFORMATNAME:
1851 wParam = min( wParam, 0xff80 ); /* Must be < 64K */
1855 case WM_WININICHANGE:
1856 case WM_DEVMODECHANGE:
1857 lParam = MapLS( (void *)lParam );
1858 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1865 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ),
1870 ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( HIWORD(wParam), (HWND16)lParam ),
1873 case WM_CTLCOLORMSGBOX:
1874 case WM_CTLCOLOREDIT:
1875 case WM_CTLCOLORLISTBOX:
1876 case WM_CTLCOLORBTN:
1877 case WM_CTLCOLORDLG:
1878 case WM_CTLCOLORSCROLLBAR:
1879 case WM_CTLCOLORSTATIC:
1880 ret = callback( HWND_16(hwnd), WM_CTLCOLOR, wParam,
1881 MAKELPARAM( (HWND16)lParam, msg - WM_CTLCOLORMSGBOX ), result, arg );
1884 if(HIWORD(wParam) & MF_POPUP)
1887 if ((HIWORD(wParam) != 0xffff) || lParam)
1889 if ((hmenu = GetSubMenu( (HMENU)lParam, LOWORD(wParam) )))
1891 ret = callback( HWND_16(hwnd), msg, HMENU_16(hmenu),
1892 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1899 ret = callback( HWND_16(hwnd), msg, wParam,
1900 MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
1902 case WM_PARENTNOTIFY:
1903 if ((LOWORD(wParam) == WM_CREATE) || (LOWORD(wParam) == WM_DESTROY))
1904 ret = callback( HWND_16(hwnd), msg, wParam,
1905 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ), result, arg );
1907 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1909 case WM_ACTIVATEAPP:
1910 ret = callback( HWND_16(hwnd), msg, wParam, HTASK_16( (HANDLE)lParam ), result, arg );
1913 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
1914 ret = callback( HWND_16(hwnd), WM_PAINTICON, 1, lParam, result, arg );
1916 ret = callback( HWND_16(hwnd), WM_PAINT, wParam, lParam, result, arg );
1919 if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON )) msg = WM_ICONERASEBKGND;
1920 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1922 case WM_DDE_INITIATE:
1923 case WM_DDE_TERMINATE:
1924 case WM_DDE_UNADVISE:
1925 case WM_DDE_REQUEST:
1926 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam), lParam, result, arg );
1935 UnpackDDElParam( msg, lParam, &lo32, &hi );
1936 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE))) break;
1937 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam),
1938 MAKELPARAM(lo16, hi), result, arg );
1940 break; /* FIXME don't know how to free allocated memory (handle) !! */
1947 UnpackDDElParam( msg, lParam, &lo, &hi );
1949 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
1950 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
1956 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1961 break; /* atom, nothing to do */
1963 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
1966 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
1969 ret = callback( HWND_16(hwnd), msg, HWND_16((HWND)wParam),
1970 MAKELPARAM(lo, hi), result, arg );
1972 break; /* FIXME don't know how to free allocated memory (handle) !! */
1973 case WM_DDE_EXECUTE:
1974 lParam = convert_handle_32_to_16(lParam, GMEM_DDESHARE);
1975 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
1976 break; /* FIXME don't know how to free allocated memory (handle) !! */
1978 ret = callback( HWND_16(hwnd), SBM_SETRANGE16, 0, MAKELPARAM(wParam, lParam), result, arg );
1981 ret = callback( HWND_16(hwnd), SBM_GETRANGE16, wParam, lParam, result, arg );
1982 *(LPINT)wParam = LOWORD(*result);
1983 *(LPINT)lParam = HIWORD(*result);
1990 ret = callback( HWND_16(hwnd), msg + BM_GETCHECK16 - BM_GETCHECK, wParam, lParam, result, arg );
1998 case EM_SCROLLCARET:
2001 case EM_GETLINECOUNT:
2013 case EM_LINEFROMCHAR:
2014 case EM_SETTABSTOPS:
2015 case EM_SETPASSWORDCHAR:
2016 case EM_EMPTYUNDOBUFFER:
2017 case EM_GETFIRSTVISIBLELINE:
2018 case EM_SETREADONLY:
2019 case EM_SETWORDBREAKPROC:
2020 case EM_GETWORDBREAKPROC:
2021 case EM_GETPASSWORDCHAR:
2022 ret = callback( HWND_16(hwnd), msg + EM_GETSEL16 - EM_GETSEL, wParam, lParam, result, arg );
2025 ret = callback( HWND_16(hwnd), EM_SETSEL16, 0, MAKELPARAM( wParam, lParam ), result, arg );
2029 case LB_DELETESTRING:
2030 case LB_GETANCHORINDEX:
2031 case LB_GETCARETINDEX:
2034 case LB_GETHORIZONTALEXTENT:
2035 case LB_GETITEMDATA:
2036 case LB_GETITEMHEIGHT:
2038 case LB_GETSELCOUNT:
2040 case LB_GETTOPINDEX:
2041 case LB_RESETCONTENT:
2042 case LB_SELITEMRANGE:
2043 case LB_SELITEMRANGEEX:
2044 case LB_SETANCHORINDEX:
2045 case LB_SETCARETINDEX:
2046 case LB_SETCOLUMNWIDTH:
2048 case LB_SETHORIZONTALEXTENT:
2049 case LB_SETITEMDATA:
2050 case LB_SETITEMHEIGHT:
2052 case LB_SETTOPINDEX:
2053 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2057 case LB_FINDSTRINGEXACT:
2058 case LB_INSERTSTRING:
2059 case LB_SELECTSTRING:
2063 lParam = MapLS( (LPSTR)lParam );
2064 ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
2067 case LB_GETSELITEMS:
2069 INT *items32 = (INT *)lParam;
2070 INT16 *items, buffer[512];
2073 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2074 if (!(items = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2075 lParam = MapLS( items );
2076 ret = callback( HWND_16(hwnd), LB_GETSELITEMS16, wParam, lParam, result, arg );
2078 for (i = 0; i < wParam; i++) items32[i] = items[i];
2079 free_buffer( buffer, items );
2082 case LB_SETTABSTOPS:
2085 INT *stops32 = (INT *)lParam;
2086 INT16 *stops, buffer[512];
2089 wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
2090 if (!(stops = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
2091 for (i = 0; i < wParam; i++) stops[i] = stops32[i];
2092 lParam = MapLS( stops );
2093 ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2095 free_buffer( buffer, stops );
2097 else ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
2099 case CB_DELETESTRING:
2101 case CB_GETLBTEXTLEN:
2103 case CB_RESETCONTENT:
2107 case CB_SHOWDROPDOWN:
2108 case CB_SETITEMDATA:
2109 case CB_SETITEMHEIGHT:
2110 case CB_GETITEMHEIGHT:
2111 case CB_SETEXTENDEDUI:
2112 case CB_GETEXTENDEDUI:
2113 case CB_GETDROPPEDSTATE:
2114 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2117 ret = callback( HWND_16(hwnd), CB_GETEDITSEL16, wParam, lParam, result, arg );
2118 if (wParam) *((PUINT)(wParam)) = LOWORD(*result);
2119 if (lParam) *((PUINT)(lParam)) = HIWORD(*result); /* FIXME: substract 1? */
2123 case CB_FINDSTRINGEXACT:
2124 case CB_INSERTSTRING:
2125 case CB_SELECTSTRING:
2128 lParam = MapLS( (LPSTR)lParam );
2129 ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
2132 case LB_GETITEMRECT:
2133 case CB_GETDROPPEDCONTROLRECT:
2135 RECT *r32 = (RECT *)lParam;
2137 lParam = MapLS( &rect );
2138 ret = callback( HWND_16(hwnd),
2139 (msg == LB_GETITEMRECT) ? LB_GETITEMRECT16 : CB_GETDROPPEDCONTROLRECT16,
2140 wParam, lParam, result, arg );
2142 RECT16to32( &rect, r32 );
2145 case WM_PAINTCLIPBOARD:
2146 case WM_SIZECLIPBOARD:
2147 FIXME_(msg)( "message %04x needs translation\n", msg );
2149 /* the following messages should not be sent to 16-bit apps */
2152 case WM_CAPTURECHANGED:
2153 case WM_STYLECHANGING:
2154 case WM_STYLECHANGED:
2157 ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
2164 /**********************************************************************
2165 * CallWindowProc (USER.122)
2167 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
2168 WPARAM16 wParam, LPARAM lParam )
2173 if (!func) return 0;
2175 if (!(proc = handle16_to_proc( func )))
2176 call_window_proc16( hwnd, msg, wParam, lParam, &result, func );
2177 else if (proc->procA)
2178 WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2179 else if (proc->procW)
2180 WINPROC_CallProc16To32A( call_window_proc_AtoW, hwnd, msg, wParam, lParam, &result, proc->procW );
2182 call_window_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2188 /**********************************************************************
2189 * CallWindowProcA (USER32.@)
2191 * The CallWindowProc() function invokes the windows procedure _func_,
2192 * with _hwnd_ as the target window, the message specified by _msg_, and
2193 * the message parameters _wParam_ and _lParam_.
2195 * Some kinds of argument conversion may be done, I'm not sure what.
2197 * CallWindowProc() may be used for windows subclassing. Use
2198 * SetWindowLong() to set a new windows procedure for windows of the
2199 * subclass, and handle subclassed messages in the new windows
2200 * procedure. The new windows procedure may then use CallWindowProc()
2201 * with _func_ set to the parent class's windows procedure to dispatch
2202 * the message to the superclass.
2206 * The return value is message dependent.
2212 LRESULT WINAPI CallWindowProcA(
2213 WNDPROC func, /* [in] window procedure */
2214 HWND hwnd, /* [in] target window */
2215 UINT msg, /* [in] message */
2216 WPARAM wParam, /* [in] message dependent parameter */
2217 LPARAM lParam /* [in] message dependent parameter */
2222 if (!func) return 0;
2224 if (!(proc = handle_to_proc( func )))
2225 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2226 else if (proc->procA)
2227 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2228 else if (proc->procW)
2229 WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
2231 WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2236 /**********************************************************************
2237 * CallWindowProcW (USER32.@)
2239 * See CallWindowProcA.
2241 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
2242 WPARAM wParam, LPARAM lParam )
2247 if (!func) return 0;
2249 if (!(proc = handle_to_proc( func )))
2250 call_window_proc( hwnd, msg, wParam, lParam, &result, func );
2251 else if (proc->procW)
2252 call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2253 else if (proc->procA)
2254 WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2256 WINPROC_CallProcWtoA( call_window_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2261 /**********************************************************************
2262 * WINPROC_CallDlgProc16
2264 INT_PTR WINPROC_CallDlgProc16( DLGPROC16 func, HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
2270 if (!func) return 0;
2272 if (!(proc = handle16_to_proc( (WNDPROC16)func )))
2274 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, func );
2276 else if (proc->procA)
2278 ret = WINPROC_CallProc16To32A( call_dialog_proc, hwnd, msg, wParam, lParam,
2279 &result, proc->procA );
2280 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2282 else if (proc->procW)
2284 ret = WINPROC_CallProc16To32A( call_dialog_proc_AtoW, hwnd, msg, wParam, lParam,
2285 &result, proc->procW );
2286 SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
2290 ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
2296 /**********************************************************************
2297 * WINPROC_CallDlgProcA
2299 INT_PTR WINPROC_CallDlgProcA( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2305 if (!func) return 0;
2307 if (!(proc = handle_to_proc( (WNDPROC)func )))
2308 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2309 else if (proc->procA)
2310 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
2311 else if (proc->procW)
2313 ret = WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
2314 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2318 ret = WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2319 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2325 /**********************************************************************
2326 * WINPROC_CallDlgProcW
2328 INT_PTR WINPROC_CallDlgProcW( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
2334 if (!func) return 0;
2336 if (!(proc = handle_to_proc( (WNDPROC)func )))
2337 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
2338 else if (proc->procW)
2339 ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
2340 else if (proc->procA)
2342 ret = WINPROC_CallProcWtoA( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
2343 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
2347 ret = WINPROC_CallProcWtoA( call_dialog_proc_Ato16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
2348 SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );