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Use case insensitive comparison with pseudo console handle names in
[wine/hacks.git] / windows / winproc.c
blob02793d5dec02e20827e92da94e64eab4646be742
1 /*
2 * Window procedure callbacks
3 *
4 * Copyright 1995 Martin von Loewis
5 * Copyright 1996 Alexandre Julliard
6 *
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.
11 *
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.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22 #include "config.h"
23 #include "wine/port.h"
24
25 #include <stdarg.h>
26 #include <string.h>
27
28 #include "windef.h"
29 #include "winbase.h"
30 #include "wingdi.h"
31 #include "wownt32.h"
32 #include "wine/winbase16.h"
33 #include "wine/winuser16.h"
34 #include "stackframe.h"
35 #include "controls.h"
36 #include "heap.h"
37 #include "struct32.h"
38 #include "win.h"
39 #include "winproc.h"
40 #include "wine/debug.h"
41 #include "message.h"
42 #include "thread.h"
43 #include "dde.h"
44 #include "winternl.h"
45
46 WINE_DECLARE_DEBUG_CHANNEL(msg);
47 WINE_DECLARE_DEBUG_CHANNEL(relay);
48 WINE_DEFAULT_DEBUG_CHANNEL(win);
49
50 #include "pshpack1.h"
51
52 /* Window procedure 16-to-32-bit thunk */
53 typedef struct
54 {
55 BYTE popl_eax; /* popl %eax (return address) */
56 BYTE pushl_func; /* pushl $proc */
57 WNDPROC proc;
58 BYTE pushl_eax; /* pushl %eax */
59 BYTE ljmp; /* ljmp relay*/
60 DWORD relay_offset; /* __wine_call_wndproc_32A/W */
61 WORD relay_sel;
62 } WINPROC_THUNK_FROM16;
63
64 /* Window procedure 32-to-16-bit thunk */
65 typedef struct
66 {
67 BYTE popl_eax; /* popl %eax (return address) */
68 BYTE pushl_func; /* pushl $proc */
69 WNDPROC16 proc;
70 BYTE pushl_eax; /* pushl %eax */
71 BYTE jmp; /* jmp relay (relative jump)*/
72 void (*relay)(); /* WINPROC_CallProc32ATo16() */
73 } WINPROC_THUNK_FROM32;
74
75 /* Simple jmp to call 32-bit procedure directly */
76 typedef struct
77 {
78 BYTE jmp; /* jmp proc (relative jump) */
79 WNDPROC proc;
80 } WINPROC_JUMP;
81 #include "poppack.h"
82
83 typedef union
84 {
85 WINPROC_THUNK_FROM16 t_from16;
86 WINPROC_THUNK_FROM32 t_from32;
87 } WINPROC_THUNK;
88
89 typedef struct tagWINDOWPROC
90 {
91 WINPROC_THUNK thunk; /* Thunk */
92 WINPROC_JUMP jmp; /* Jump */
93 struct tagWINDOWPROC *next; /* Next window proc */
94 UINT magic; /* Magic number */
95 WINDOWPROCTYPE type; /* Function type */
96 WINDOWPROCUSER user; /* Function user */
97 } WINDOWPROC;
98
99 #define WINPROC_MAGIC ('W' | ('P' << 8) | ('R' << 16) | ('C' << 24))
100
101 #define WINPROC_THUNKPROC(pproc) \
102 (((pproc)->type == WIN_PROC_16) ? \
103 (WNDPROC16)((pproc)->thunk.t_from32.proc) : \
104 (WNDPROC16)((pproc)->thunk.t_from16.proc))
105
106 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
107 UINT msg, WPARAM wParam,
108 LPARAM lParam );
109 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
110 UINT msg, WPARAM wParam,
111 LPARAM lParam );
112
113 #define MAX_WINPROCS (0x10000 / sizeof(WINDOWPROC))
114
115 static WINDOWPROC winproc_array[MAX_WINPROCS];
116 static WINDOWPROC *winproc_first_free;
117 static UINT winproc_used;
118
119 static CRITICAL_SECTION winproc_cs;
120 static CRITICAL_SECTION_DEBUG critsect_debug =
121 {
122 0, 0, &winproc_cs,
123 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
124 0, 0, { 0, (DWORD)(__FILE__ ": winproc_cs") }
125 };
126 static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
127
128 /* allocate a window procedure from the global array */
129 static WINDOWPROC *alloc_winproc(void)
130 {
131 WINDOWPROC *ret = NULL;
132
133 EnterCriticalSection( &winproc_cs );
134 if ((ret = winproc_first_free))
135 winproc_first_free = ret->next;
136 else if (winproc_used < MAX_WINPROCS)
137 ret = &winproc_array[winproc_used++];
138 LeaveCriticalSection( &winproc_cs );
139 return ret;
140 }
141
142 static void free_winproc( WINDOWPROC *proc )
143 {
144 EnterCriticalSection( &winproc_cs );
145 proc->magic = 0;
146 proc->next = winproc_first_free;
147 winproc_first_free = proc;
148 LeaveCriticalSection( &winproc_cs );
149 }
150
151 static BOOL is_valid_winproc( WINDOWPROC *proc )
152 {
153 if (proc < winproc_array || proc >= winproc_array + MAX_WINPROCS) return FALSE;
154 if (proc != winproc_array + (proc - winproc_array)) return FALSE;
155 return (proc->magic == WINPROC_MAGIC);
156 }
157
158 static WORD get_winproc_selector(void)
159 {
160 static LONG winproc_selector;
161 WORD ret;
162
163 if (!(ret = winproc_selector))
164 {
165 LDT_ENTRY entry;
166 WORD sel = wine_ldt_alloc_entries(1);
167 wine_ldt_set_base( &entry, winproc_array );
168 wine_ldt_set_limit( &entry, sizeof(winproc_array) - 1 );
169 wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
170 wine_ldt_set_entry( sel, &entry );
171 if (!(ret = InterlockedCompareExchange( &winproc_selector, sel, 0 ))) ret = sel;
172 else wine_ldt_free_entries( sel, 1 ); /* somebody beat us to it */
173 }
174 return ret;
175 }
176
177
178 #ifdef __i386__
179 /* Some window procedures modify register they shouldn't, or are not
180 * properly declared stdcall; so we need a small assembly wrapper to
181 * call them. */
182 extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
183 WPARAM wParam, LPARAM lParam );
184 __ASM_GLOBAL_FUNC( WINPROC_wrapper,
185 "pushl %ebp\n\t"
186 "movl %esp,%ebp\n\t"
187 "pushl %edi\n\t"
188 "pushl %esi\n\t"
189 "pushl %ebx\n\t"
190 "pushl 24(%ebp)\n\t"
191 "pushl 20(%ebp)\n\t"
192 "pushl 16(%ebp)\n\t"
193 "pushl 12(%ebp)\n\t"
194 "movl 8(%ebp),%eax\n\t"
195 "call *%eax\n\t"
196 "leal -12(%ebp),%esp\n\t"
197 "popl %ebx\n\t"
198 "popl %esi\n\t"
199 "popl %edi\n\t"
200 "leave\n\t"
201 "ret" );
202 #else
203 static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
204 WPARAM wParam, LPARAM lParam )
205 {
206 return proc( hwnd, msg, wParam, lParam );
207 }
208 #endif /* __i386__ */
209
210 /**********************************************************************
211 * WINPROC_CallWndProc32
212 *
213 * Call a 32-bit WndProc.
214 */
215 static LRESULT WINPROC_CallWndProc( WNDPROC proc, HWND hwnd, UINT msg,
216 WPARAM wParam, LPARAM lParam )
217 {
218 LRESULT retvalue;
219 int iWndsLocks;
220
221 hwnd = WIN_GetFullHandle( hwnd );
222 if (TRACE_ON(relay))
223 DPRINTF( "%04lx:Call window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
224 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
225 /* To avoid any deadlocks, all the locks on the windows structures
226 must be suspended before the control is passed to the application */
227 iWndsLocks = WIN_SuspendWndsLock();
228 retvalue = WINPROC_wrapper( proc, hwnd, msg, wParam, lParam );
229 WIN_RestoreWndsLock(iWndsLocks);
230
231 if (TRACE_ON(relay))
232 DPRINTF( "%04lx:Ret window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx\n",
233 GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam, retvalue );
234 return retvalue;
235 }
236
237 /***********************************************************************
238 * WINPROC_CallWndProc16
239 *
240 * Call a 16-bit window procedure
241 */
242 static LRESULT WINAPI WINPROC_CallWndProc16( WNDPROC16 proc, HWND16 hwnd,
243 UINT16 msg, WPARAM16 wParam,
244 LPARAM lParam )
245 {
246 CONTEXT86 context;
247 LRESULT ret;
248 WORD args[5];
249 DWORD offset = 0;
250 TEB *teb = NtCurrentTeb();
251 int iWndsLocks;
252
253 /* Window procedures want ax = hInstance, ds = es = ss */
254
255 memset(&context, 0, sizeof(context));
256 context.SegDs = context.SegEs = SELECTOROF(teb->cur_stack);
257 context.SegFs = wine_get_fs();
258 context.SegGs = wine_get_gs();
259 if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWL_HINSTANCE ))) context.Eax = context.SegDs;
260 context.SegCs = SELECTOROF(proc);
261 context.Eip = OFFSETOF(proc);
262 context.Ebp = OFFSETOF(teb->cur_stack)
263 + (WORD)&((STACK16FRAME*)0)->bp;
264
265 if (lParam)
266 {
267 /* Some programs (eg. the "Undocumented Windows" examples, JWP) only
268 work if structures passed in lParam are placed in the stack/data
269 segment. Programmers easily make the mistake of converting lParam
270 to a near rather than a far pointer, since Windows apparently
271 allows this. We copy the structures to the 16 bit stack; this is
272 ugly but makes these programs work. */
273 switch (msg)
274 {
275 case WM_CREATE:
276 case WM_NCCREATE:
277 offset = sizeof(CREATESTRUCT16); break;
278 case WM_DRAWITEM:
279 offset = sizeof(DRAWITEMSTRUCT16); break;
280 case WM_COMPAREITEM:
281 offset = sizeof(COMPAREITEMSTRUCT16); break;
282 }
283 if (offset)
284 {
285 void *s = MapSL(lParam);
286 lParam = stack16_push( offset );
287 memcpy( MapSL(lParam), s, offset );
288 }
289 }
290
291 iWndsLocks = WIN_SuspendWndsLock();
292
293 args[4] = hwnd;
294 args[3] = msg;
295 args[2] = wParam;
296 args[1] = HIWORD(lParam);
297 args[0] = LOWORD(lParam);
298 WOWCallback16Ex( 0, WCB16_REGS, sizeof(args), args, (DWORD *)&context );
299 ret = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
300
301 if (offset) stack16_pop( offset );
302
303 WIN_RestoreWndsLock(iWndsLocks);
304
305 return ret;
306 }
307
308
309 /**********************************************************************
310 * WINPROC_GetPtr
311 *
312 * Return a pointer to the win proc.
313 */
314 static WINDOWPROC *WINPROC_GetPtr( WNDPROC handle )
315 {
316 BYTE *ptr;
317 WINDOWPROC *proc;
318
319 /* ptr cannot be < 64K */
320 if (!HIWORD(handle)) return NULL;
321
322 /* Check for a linear pointer */
323
324 ptr = (BYTE *)handle;
325 /* First check if it is the jmp address */
326 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->jmp);
327 if (is_valid_winproc(proc)) return proc;
328
329 /* Now it must be the thunk address */
330 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
331 if (is_valid_winproc(proc)) return proc;
332
333 /* Check for a segmented pointer */
334
335 if (!IsBadReadPtr16( (SEGPTR)handle, sizeof(proc->thunk) ))
336 {
337 ptr = MapSL( (SEGPTR)handle );
338 /* It must be the thunk address */
339 proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
340 if (is_valid_winproc(proc)) return proc;
341 }
342
343 return NULL;
344 }
345
346
347 /**********************************************************************
348 * WINPROC_AllocWinProc
349 *
350 * Allocate a new window procedure.
351 */
352 static WINDOWPROC *WINPROC_AllocWinProc( WNDPROC func, WINDOWPROCTYPE type,
353 WINDOWPROCUSER user )
354 {
355 static FARPROC16 relay_32A, relay_32W;
356
357 WINDOWPROC *proc, *oldproc;
358
359 /* Allocate a window procedure */
360
361 if (!(proc = alloc_winproc())) return 0;
362
363 /* Check if the function is already a win proc */
364
365 if ((oldproc = WINPROC_GetPtr( func )))
366 {
367 *proc = *oldproc;
368 }
369 else
370 {
371 switch(type)
372 {
373 case WIN_PROC_16:
374 proc->thunk.t_from32.popl_eax = 0x58; /* popl %eax */
375 proc->thunk.t_from32.pushl_func = 0x68; /* pushl $proc */
376 proc->thunk.t_from32.proc = (WNDPROC16)func;
377 proc->thunk.t_from32.pushl_eax = 0x50; /* pushl %eax */
378 proc->thunk.t_from32.jmp = 0xe9; /* jmp relay*/
379 proc->thunk.t_from32.relay = /* relative jump */
380 (void(*)())((DWORD)WINPROC_CallProc32ATo16 -
381 (DWORD)(&proc->thunk.t_from32.relay + 1));
382 break;
383 case WIN_PROC_32A:
384 if (!relay_32A) relay_32A = GetProcAddress16( GetModuleHandle16("user"),
385 "__wine_call_wndproc_32A" );
386 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
387 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
388 proc->thunk.t_from16.proc = func;
389 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
390 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
391 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32A);
392 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32A);
393 proc->jmp.jmp = 0xe9;
394 /* Fixup relative jump */
395 proc->jmp.proc = (WNDPROC)((DWORD)func - (DWORD)(&proc->jmp.proc + 1));
396 break;
397 case WIN_PROC_32W:
398 if (!relay_32W) relay_32W = GetProcAddress16( GetModuleHandle16("user"),
399 "__wine_call_wndproc_32W" );
400 proc->thunk.t_from16.popl_eax = 0x58; /* popl %eax */
401 proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
402 proc->thunk.t_from16.proc = func;
403 proc->thunk.t_from16.pushl_eax = 0x50; /* pushl %eax */
404 proc->thunk.t_from16.ljmp = 0xea; /* ljmp relay*/
405 proc->thunk.t_from16.relay_offset = OFFSETOF(relay_32W);
406 proc->thunk.t_from16.relay_sel = SELECTOROF(relay_32W);
407 proc->jmp.jmp = 0xe9;
408 /* Fixup relative jump */
409 proc->jmp.proc = (WNDPROC)((char *)func - (char *)(&proc->jmp.proc + 1));
410 break;
411 default:
412 /* Should not happen */
413 break;
414 }
415 proc->magic = WINPROC_MAGIC;
416 proc->type = type;
417 proc->user = user;
418 }
419 proc->next = NULL;
420 TRACE("(%p,%d): returning %p\n", func, type, proc );
421 return proc;
422 }
423
424
425 /**********************************************************************
426 * WINPROC_GetProc
427 *
428 * Get a window procedure pointer that can be passed to the Windows program.
429 */
430 WNDPROC16 WINPROC_GetProc( WNDPROC proc, WINDOWPROCTYPE type )
431 {
432 WINDOWPROC *ptr = (WINDOWPROC *)proc;
433
434 if (!proc) return NULL;
435 if (type == WIN_PROC_16) /* We want a 16:16 address */
436 {
437 if (ptr->type == WIN_PROC_16)
438 return ptr->thunk.t_from32.proc;
439 else
440 return (WNDPROC16)MAKESEGPTR( get_winproc_selector(),
441 (char *)&ptr->thunk - (char *)winproc_array );
442 }
443 else /* We want a 32-bit address */
444 {
445 if (ptr->type == WIN_PROC_16)
446 return (WNDPROC16)&ptr->thunk;
447 else if (type != ptr->type)
448 /* Have to return the jmp address if types don't match */
449 return (WNDPROC16)&ptr->jmp;
450 else
451 /* Some Win16 programs want to get back the proc they set */
452 return (WNDPROC16)ptr->thunk.t_from16.proc;
453 }
454 }
455
456
457 /**********************************************************************
458 * WINPROC_SetProc
459 *
460 * Set the window procedure for a window or class. There are
461 * three tree classes of winproc callbacks:
462 *
463 * 1) class -> wp - not subclassed
464 * class -> wp -> wp -> wp -> wp - SetClassLong()
465 * / /
466 * 2) window -' / - not subclassed
467 * window -> wp -> wp ' - SetWindowLong()
468 *
469 * 3) timer -> wp - SetTimer()
470 *
471 * Initially, winproc of the window points to the current winproc
472 * thunk of its class. Subclassing prepends a new thunk to the
473 * window winproc chain at the head of the list. Thus, window thunk
474 * list includes class thunks and the latter are preserved when the
475 * window is destroyed.
476 *
477 */
478 BOOL WINPROC_SetProc( WNDPROC *pFirst, WNDPROC func,
479 WINDOWPROCTYPE type, WINDOWPROCUSER user )
480 {
481 BOOL bRecycle = FALSE;
482 WINDOWPROC *proc, **ppPrev;
483
484 /* Check if function is already in the list */
485
486 ppPrev = (WINDOWPROC **)pFirst;
487 proc = WINPROC_GetPtr( func );
488 while (*ppPrev)
489 {
490 if (proc)
491 {
492 if (*ppPrev == proc)
493 {
494 if ((*ppPrev)->user != user)
495 {
496 /* terminal thunk is being restored */
497
498 WINPROC_FreeProc( *pFirst, (*ppPrev)->user );
499 *(WINDOWPROC **)pFirst = *ppPrev;
500 return TRUE;
501 }
502 bRecycle = TRUE;
503 break;
504 }
505 }
506 else
507 {
508 if (((*ppPrev)->type == type) &&
509 (func == (WNDPROC)WINPROC_THUNKPROC(*ppPrev)))
510 {
511 if((*ppPrev)->user == user)
512 {
513 bRecycle = TRUE;
514 }
515 else
516 {
517 WINPROC_FreeProc( (WNDPROC)*ppPrev, user );
518 *ppPrev = NULL;
519 }
520 break;
521 }
522 }
523
524 /* WPF_CLASS thunk terminates window thunk list */
525 if ((*ppPrev)->user != user) break;
526 ppPrev = &(*ppPrev)->next;
527 }
528
529 if (bRecycle)
530 {
531 /* Extract this thunk from the list */
532 proc = *ppPrev;
533 *ppPrev = proc->next;
534 }
535 else /* Allocate a new one */
536 {
537 if (proc) /* Was already a win proc */
538 {
539 type = proc->type;
540 func = (WNDPROC)WINPROC_THUNKPROC(proc);
541 }
542 proc = WINPROC_AllocWinProc( func, type, user );
543 if (!proc) return FALSE;
544 }
545
546 /* Add the win proc at the head of the list */
547
548 TRACE("(%p,%p,%d): res=%p\n", *pFirst, func, type, proc );
549 proc->next = *(WINDOWPROC **)pFirst;
550 *(WINDOWPROC **)pFirst = proc;
551 return TRUE;
552 }
553
554
555 /**********************************************************************
556 * WINPROC_FreeProc
557 *
558 * Free a list of win procs.
559 */
560 void WINPROC_FreeProc( WNDPROC proc, WINDOWPROCUSER user )
561 {
562 WINDOWPROC *ptr = (WINDOWPROC *)proc;
563 while (ptr)
564 {
565 WINDOWPROC *next = ptr->next;
566 if (ptr->user != user) break;
567 TRACE("freeing %p (%d)\n", ptr, user);
568 free_winproc( ptr );
569 ptr = next;
570 }
571 }
572
573
574 /**********************************************************************
575 * WINPROC_GetProcType
576 *
577 * Return the window procedure type.
578 */
579 WINDOWPROCTYPE WINPROC_GetProcType( WNDPROC proc )
580 {
581 if (!proc ||
582 (((WINDOWPROC *)proc)->magic != WINPROC_MAGIC))
583 return WIN_PROC_INVALID;
584 return ((WINDOWPROC *)proc)->type;
585 }
586 /**********************************************************************
587 * WINPROC_TestCBForStr
588 *
589 * Return TRUE if the lparam is a string
590 */
591 inline static BOOL WINPROC_TestCBForStr( HWND hwnd )
592 {
593 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
594 return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
595 }
596 /**********************************************************************
597 * WINPROC_TestLBForStr
598 *
599 * Return TRUE if the lparam is a string
600 */
601 inline static BOOL WINPROC_TestLBForStr( HWND hwnd )
602 {
603 DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
604 return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
605
606 }
607 /**********************************************************************
608 * WINPROC_MapMsg32ATo32W
609 *
610 * Map a message from Ansi to Unicode.
611 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
612 *
613 * FIXME:
614 * WM_GETTEXT/WM_SETTEXT and static control with SS_ICON style:
615 * the first four bytes are the handle of the icon
616 * when the WM_SETTEXT message has been used to set the icon
617 */
618 INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
619 {
620 switch(msg)
621 {
622 case WM_GETTEXT:
623 case WM_ASKCBFORMATNAME:
624 {
625 LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
626 *pwparam * sizeof(WCHAR) + sizeof(LPARAM) );
627 if (!ptr) return -1;
628 *ptr++ = *plparam; /* Store previous lParam */
629 *plparam = (LPARAM)ptr;
630 }
631 return 1;
632 /* lparam is string (0-terminated) */
633 case WM_SETTEXT:
634 case WM_WININICHANGE:
635 case WM_DEVMODECHANGE:
636 case CB_DIR:
637 case LB_DIR:
638 case LB_ADDFILE:
639 case EM_REPLACESEL:
640 {
641 DWORD len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, NULL, 0);
642 WCHAR *buf = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
643 len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, buf, len);
644 *plparam = (LPARAM)buf;
645 return (*plparam ? 1 : -1);
646 }
647 case WM_GETTEXTLENGTH:
648 case CB_GETLBTEXTLEN:
649 case LB_GETTEXTLEN:
650 return 1; /* need to map result */
651 case WM_NCCREATE:
652 case WM_CREATE:
653 {
654 UNICODE_STRING usBuffer;
655 struct s
656 { CREATESTRUCTW cs; /* new structure */
657 LPCWSTR lpszName; /* allocated Name */
658 LPCWSTR lpszClass; /* allocated Class */
659 };
660
661 struct s *xs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct s));
662 if (!xs) return -1;
663 xs->cs = *(CREATESTRUCTW *)*plparam;
664 if (HIWORD(xs->cs.lpszName))
665 {
666 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszName);
667 xs->lpszName = xs->cs.lpszName = usBuffer.Buffer;
668 }
669 if (HIWORD(xs->cs.lpszClass))
670 {
671 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)xs->cs.lpszClass);
672 xs->lpszClass = xs->cs.lpszClass = usBuffer.Buffer;
673 }
674
675 if (GetWindowLongA(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
676 {
677 MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)HeapAlloc(GetProcessHeap(), 0,
678 sizeof(*mdi_cs));
679 *mdi_cs = *(MDICREATESTRUCTW *)xs->cs.lpCreateParams;
680 if (HIWORD(mdi_cs->szTitle))
681 {
682 RtlCreateUnicodeStringFromAsciiz(&usBuffer, (LPCSTR)mdi_cs->szTitle);
683 mdi_cs->szTitle = usBuffer.Buffer;
684 }
685 if (HIWORD(mdi_cs->szClass))
686 {
687 RtlCreateUnicodeStringFromAsciiz(&usBuffer, (LPCSTR)mdi_cs->szClass);
688 mdi_cs->szClass = usBuffer.Buffer;
689 }
690 xs->cs.lpCreateParams = mdi_cs;
691 }
692
693 *plparam = (LPARAM)xs;
694 }
695 return 1;
696 case WM_MDICREATE:
697 {
698 MDICREATESTRUCTW *cs =
699 (MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
700 if (!cs) return -1;
701 *cs = *(MDICREATESTRUCTW *)*plparam;
702 if (HIWORD(cs->szClass))
703 {
704 UNICODE_STRING usBuffer;
705 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szClass);
706 cs->szClass = usBuffer.Buffer;
707 }
708 if (HIWORD(cs->szTitle))
709 {
710 UNICODE_STRING usBuffer;
711 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)cs->szTitle);
712 cs->szTitle = usBuffer.Buffer;
713 }
714 *plparam = (LPARAM)cs;
715 }
716 return 1;
717
718 /* Listbox */
719 case LB_ADDSTRING:
720 case LB_INSERTSTRING:
721 case LB_FINDSTRING:
722 case LB_FINDSTRINGEXACT:
723 case LB_SELECTSTRING:
724 if(!*plparam) return 0;
725 if ( WINPROC_TestLBForStr( hwnd ))
726 {
727 UNICODE_STRING usBuffer;
728 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
729 *plparam = (LPARAM)usBuffer.Buffer;
730 }
731 return (*plparam ? 1 : -1);
732
733 case LB_GETTEXT: /* FIXME: fixed sized buffer */
734 { if ( WINPROC_TestLBForStr( hwnd ))
735 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
736 if (!ptr) return -1;
737 *ptr++ = *plparam; /* Store previous lParam */
738 *plparam = (LPARAM)ptr;
739 }
740 }
741 return 1;
742
743 /* Combobox */
744 case CB_ADDSTRING:
745 case CB_INSERTSTRING:
746 case CB_FINDSTRINGEXACT:
747 case CB_FINDSTRING:
748 case CB_SELECTSTRING:
749 if(!*plparam) return 0;
750 if ( WINPROC_TestCBForStr( hwnd ))
751 {
752 UNICODE_STRING usBuffer;
753 RtlCreateUnicodeStringFromAsciiz(&usBuffer,(LPCSTR)*plparam);
754 *plparam = (LPARAM)usBuffer.Buffer;
755 }
756 return (*plparam ? 1 : -1);
757
758 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
759 { if ( WINPROC_TestCBForStr( hwnd ))
760 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
761 if (!ptr) return -1;
762 *ptr++ = *plparam; /* Store previous lParam */
763 *plparam = (LPARAM)ptr;
764 }
765 }
766 return 1;
767
768 /* Multiline edit */
769 case EM_GETLINE:
770 { WORD len = (WORD)*plparam;
771 LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(WCHAR) );
772 if (!ptr) return -1;
773 *ptr++ = *plparam; /* Store previous lParam */
774 *((WORD *) ptr) = len; /* Store the length */
775 *plparam = (LPARAM)ptr;
776 }
777 return 1;
778
779 case WM_CHARTOITEM:
780 case WM_MENUCHAR:
781 case WM_CHAR:
782 case WM_DEADCHAR:
783 case WM_SYSCHAR:
784 case WM_SYSDEADCHAR:
785 case EM_SETPASSWORDCHAR:
786 {
787 BYTE ch = LOWORD(*pwparam);
788 WCHAR wch;
789 MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
790 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
791 }
792 return 0;
793
794 case WM_IME_CHAR:
795 {
796 BYTE ch[2];
797 WCHAR wch;
798 ch[0] = (*pwparam >> 8);
799 ch[1] = *pwparam & 0xff;
800 if (ch[0])
801 MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
802 else
803 MultiByteToWideChar(CP_ACP, 0, &ch[1], 1, &wch, 1);
804 *pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
805 }
806 return 0;
807
808 case WM_PAINTCLIPBOARD:
809 case WM_SIZECLIPBOARD:
810 FIXME_(msg)("message %s (0x%x) needs translation, please report\n", SPY_GetMsgName(msg, hwnd), msg );
811 return -1;
812 default: /* No translation needed */
813 return 0;
814 }
815 }
816
817
818 /**********************************************************************
819 * WINPROC_UnmapMsg32ATo32W
820 *
821 * Unmap a message that was mapped from Ansi to Unicode.
822 */
823 LRESULT WINPROC_UnmapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
824 LRESULT result )
825 {
826 switch(msg)
827 {
828 case WM_GETTEXT:
829 case WM_ASKCBFORMATNAME:
830 {
831 LPARAM *ptr = (LPARAM *)lParam - 1;
832 if (wParam > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
833 (LPSTR)*ptr, wParam, NULL, NULL ))
834 ((LPSTR)*ptr)[wParam-1] = 0;
835 HeapFree( GetProcessHeap(), 0, ptr );
836 }
837 break;
838 case WM_GETTEXTLENGTH:
839 case CB_GETLBTEXTLEN:
840 case LB_GETTEXTLEN:
841 /* there may be one DBCS char for each Unicode char */
842 return result * 2;
843 case WM_NCCREATE:
844 case WM_CREATE:
845 {
846 struct s
847 { CREATESTRUCTW cs; /* new structure */
848 LPWSTR lpszName; /* allocated Name */
849 LPWSTR lpszClass; /* allocated Class */
850 };
851 struct s *xs = (struct s *)lParam;
852 if (xs->lpszName) HeapFree( GetProcessHeap(), 0, xs->lpszName );
853 if (xs->lpszClass) HeapFree( GetProcessHeap(), 0, xs->lpszClass );
854
855 if (GetWindowLongA(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
856 {
857 MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)xs->cs.lpCreateParams;
858 if (HIWORD(mdi_cs->szTitle))
859 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szTitle);
860 if (HIWORD(mdi_cs->szClass))
861 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szClass);
862 HeapFree(GetProcessHeap(), 0, mdi_cs);
863 }
864 HeapFree( GetProcessHeap(), 0, xs );
865 }
866 break;
867
868 case WM_MDICREATE:
869 {
870 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
871 if (HIWORD(cs->szTitle))
872 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
873 if (HIWORD(cs->szClass))
874 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
875 HeapFree( GetProcessHeap(), 0, cs );
876 }
877 break;
878
879 case WM_SETTEXT:
880 case WM_WININICHANGE:
881 case WM_DEVMODECHANGE:
882 case CB_DIR:
883 case LB_DIR:
884 case LB_ADDFILE:
885 case EM_REPLACESEL:
886 HeapFree( GetProcessHeap(), 0, (void *)lParam );
887 break;
888
889 /* Listbox */
890 case LB_ADDSTRING:
891 case LB_INSERTSTRING:
892 case LB_FINDSTRING:
893 case LB_FINDSTRINGEXACT:
894 case LB_SELECTSTRING:
895 if ( WINPROC_TestLBForStr( hwnd ))
896 HeapFree( GetProcessHeap(), 0, (void *)lParam );
897 break;
898
899 case LB_GETTEXT:
900 { if ( WINPROC_TestLBForStr( hwnd ))
901 { LPARAM *ptr = (LPARAM *)lParam - 1;
902 WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
903 HeapFree( GetProcessHeap(), 0, ptr );
904 }
905 }
906 break;
907
908 /* Combobox */
909 case CB_ADDSTRING:
910 case CB_INSERTSTRING:
911 case CB_FINDSTRING:
912 case CB_FINDSTRINGEXACT:
913 case CB_SELECTSTRING:
914 if ( WINPROC_TestCBForStr( hwnd ))
915 HeapFree( GetProcessHeap(), 0, (void *)lParam );
916 break;
917
918 case CB_GETLBTEXT:
919 { if ( WINPROC_TestCBForStr( hwnd ))
920 { LPARAM *ptr = (LPARAM *)lParam - 1;
921 WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
922 HeapFree( GetProcessHeap(), 0, ptr );
923 }
924 }
925 break;
926
927 /* Multiline edit */
928 case EM_GETLINE:
929 { LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lParam */
930 WORD len = *(WORD *) lParam;
931 if (len > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
932 (LPSTR)*ptr, len, NULL, NULL ))
933 ((LPSTR)*ptr)[len-1] = 0;
934 HeapFree( GetProcessHeap(), 0, ptr );
935 }
936 break;
937 }
938 return result;
939 }
940
941
942 /**********************************************************************
943 * WINPROC_MapMsg32WTo32A
944 *
945 * Map a message from Unicode to Ansi.
946 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
947 */
948 INT WINPROC_MapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
949 {
950 switch(msg)
951 {
952 case WM_GETTEXT:
953 case WM_ASKCBFORMATNAME:
954 {
955 LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
956 *pwparam + sizeof(LPARAM) );
957 if (!ptr) return -1;
958 *ptr++ = *plparam; /* Store previous lParam */
959 *plparam = (LPARAM)ptr;
960 }
961 return 1;
962
963 case WM_SETTEXT:
964 case WM_WININICHANGE:
965 case WM_DEVMODECHANGE:
966 case CB_DIR:
967 case LB_DIR:
968 case LB_ADDFILE:
969 case EM_REPLACESEL:
970 if(!*plparam) return 0;
971 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
972 return (*plparam ? 1 : -1);
973
974 case WM_NCCREATE:
975 case WM_CREATE:
976 {
977 CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
978 sizeof(*cs) );
979 if (!cs) return -1;
980 *cs = *(CREATESTRUCTA *)*plparam;
981 if (HIWORD(cs->lpszName))
982 cs->lpszName = HEAP_strdupWtoA( GetProcessHeap(), 0,
983 (LPCWSTR)cs->lpszName );
984 if (HIWORD(cs->lpszClass))
985 cs->lpszClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
986 (LPCWSTR)cs->lpszClass);
987
988 if (GetWindowLongA(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
989 {
990 MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)HeapAlloc(GetProcessHeap(), 0,
991 sizeof(*mdi_cs));
992 if (!mdi_cs)
993 {
994 HeapFree(GetProcessHeap(), 0, cs);
995 return -1;
996 }
997 *mdi_cs = *(MDICREATESTRUCTA *)cs->lpCreateParams;
998 if (HIWORD(mdi_cs->szTitle))
999 mdi_cs->szTitle = HEAP_strdupWtoA(GetProcessHeap(), 0,
1000 (LPCWSTR)mdi_cs->szTitle);
1001 if (HIWORD(mdi_cs->szClass))
1002 mdi_cs->szClass = HEAP_strdupWtoA(GetProcessHeap(), 0,
1003 (LPCWSTR)mdi_cs->szClass);
1004 cs->lpCreateParams = (LPVOID)mdi_cs;
1005 }
1006 *plparam = (LPARAM)cs;
1007 }
1008 return 1;
1009 case WM_MDICREATE:
1010 {
1011 MDICREATESTRUCTA *cs =
1012 (MDICREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
1013 if (!cs) return -1;
1014 *cs = *(MDICREATESTRUCTA *)*plparam;
1015 if (HIWORD(cs->szTitle))
1016 cs->szTitle = HEAP_strdupWtoA( GetProcessHeap(), 0,
1017 (LPCWSTR)cs->szTitle );
1018 if (HIWORD(cs->szClass))
1019 cs->szClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
1020 (LPCWSTR)cs->szClass );
1021 *plparam = (LPARAM)cs;
1022 }
1023 return 1;
1024
1025 /* Listbox */
1026 case LB_ADDSTRING:
1027 case LB_INSERTSTRING:
1028 case LB_FINDSTRING:
1029 case LB_FINDSTRINGEXACT:
1030 case LB_SELECTSTRING:
1031 if(!*plparam) return 0;
1032 if ( WINPROC_TestLBForStr( hwnd ))
1033 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
1034 return (*plparam ? 1 : -1);
1035
1036 case LB_GETTEXT: /* FIXME: fixed sized buffer */
1037 { if ( WINPROC_TestLBForStr( hwnd ))
1038 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
1039 if (!ptr) return -1;
1040 *ptr++ = *plparam; /* Store previous lParam */
1041 *plparam = (LPARAM)ptr;
1042 }
1043 }
1044 return 1;
1045
1046 /* Combobox */
1047 case CB_ADDSTRING:
1048 case CB_INSERTSTRING:
1049 case CB_FINDSTRING:
1050 case CB_FINDSTRINGEXACT:
1051 case CB_SELECTSTRING:
1052 if(!*plparam) return 0;
1053 if ( WINPROC_TestCBForStr( hwnd ))
1054 *plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
1055 return (*plparam ? 1 : -1);
1056
1057 case CB_GETLBTEXT: /* FIXME: fixed sized buffer */
1058 { if ( WINPROC_TestCBForStr( hwnd ))
1059 { LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
1060 if (!ptr) return -1;
1061 *ptr++ = *plparam; /* Store previous lParam */
1062 *plparam = (LPARAM)ptr;
1063 }
1064 }
1065 return 1;
1066
1067 /* Multiline edit */
1068 case EM_GETLINE:
1069 { WORD len = (WORD)*plparam;
1070 LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(CHAR) );
1071 if (!ptr) return -1;
1072 *ptr++ = *plparam; /* Store previous lParam */
1073 *((WORD *) ptr) = len; /* Store the length */
1074 *plparam = (LPARAM)ptr;
1075 }
1076 return 1;
1077
1078 case WM_CHARTOITEM:
1079 case WM_MENUCHAR:
1080 case WM_CHAR:
1081 case WM_DEADCHAR:
1082 case WM_SYSCHAR:
1083 case WM_SYSDEADCHAR:
1084 case EM_SETPASSWORDCHAR:
1085 {
1086 WCHAR wch = LOWORD(*pwparam);
1087 BYTE ch;
1088 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL );
1089 *pwparam = MAKEWPARAM( ch, HIWORD(*pwparam) );
1090 }
1091 return 0;
1092
1093 case WM_IME_CHAR:
1094 {
1095 WCHAR wch = LOWORD(*pwparam);
1096 BYTE ch[2];
1097
1098 if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL ) == 2)
1099 *pwparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(*pwparam) );
1100 else
1101 *pwparam = MAKEWPARAM( ch[0], HIWORD(*pwparam) );
1102 }
1103 return 0;
1104
1105 case WM_PAINTCLIPBOARD:
1106 case WM_SIZECLIPBOARD:
1107 FIXME_(msg)("message %s (%04x) needs translation, please report\n",SPY_GetMsgName(msg, hwnd),msg );
1108 return -1;
1109 default: /* No translation needed */
1110 return 0;
1111 }
1112 }
1113
1114
1115 /**********************************************************************
1116 * WINPROC_UnmapMsg32WTo32A
1117 *
1118 * Unmap a message that was mapped from Unicode to Ansi.
1119 */
1120 void WINPROC_UnmapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
1121 {
1122 switch(msg)
1123 {
1124 case WM_GETTEXT:
1125 case WM_ASKCBFORMATNAME:
1126 {
1127 LPARAM *ptr = (LPARAM *)lParam - 1;
1128 if (wParam)
1129 {
1130 if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, wParam ))
1131 ((LPWSTR)*ptr)[wParam-1] = 0;
1132 }
1133 HeapFree( GetProcessHeap(), 0, ptr );
1134 }
1135 break;
1136
1137 case WM_SETTEXT:
1138 case WM_WININICHANGE:
1139 case WM_DEVMODECHANGE:
1140 case CB_DIR:
1141 case LB_DIR:
1142 case LB_ADDFILE:
1143 case EM_REPLACESEL:
1144 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1145 break;
1146
1147 case WM_NCCREATE:
1148 case WM_CREATE:
1149 {
1150 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
1151 if (HIWORD(cs->lpszName))
1152 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszName );
1153 if (HIWORD(cs->lpszClass))
1154 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszClass );
1155 if (GetWindowLongA(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1156 {
1157 MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)cs->lpCreateParams;
1158 if (HIWORD(mdi_cs->szTitle))
1159 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szTitle);
1160 if (HIWORD(mdi_cs->szClass))
1161 HeapFree(GetProcessHeap(), 0, (LPVOID)mdi_cs->szClass);
1162 HeapFree(GetProcessHeap(), 0, mdi_cs);
1163 }
1164 HeapFree( GetProcessHeap(), 0, cs );
1165 }
1166 break;
1167
1168 case WM_MDICREATE:
1169 {
1170 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1171 if (HIWORD(cs->szTitle))
1172 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
1173 if (HIWORD(cs->szClass))
1174 HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
1175 HeapFree( GetProcessHeap(), 0, cs );
1176 }
1177 break;
1178
1179 /* Listbox */
1180 case LB_ADDSTRING:
1181 case LB_INSERTSTRING:
1182 case LB_FINDSTRING:
1183 case LB_FINDSTRINGEXACT:
1184 case LB_SELECTSTRING:
1185 if ( WINPROC_TestLBForStr( hwnd ))
1186 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1187 break;
1188
1189 case LB_GETTEXT:
1190 if ( WINPROC_TestLBForStr( hwnd ))
1191 {
1192 LPARAM *ptr = (LPARAM *)lParam - 1;
1193 MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
1194 HeapFree( GetProcessHeap(), 0, ptr );
1195 }
1196 break;
1197
1198 /* Combobox */
1199 case CB_ADDSTRING:
1200 case CB_INSERTSTRING:
1201 case CB_FINDSTRING:
1202 case CB_FINDSTRINGEXACT:
1203 case CB_SELECTSTRING:
1204 if ( WINPROC_TestCBForStr( hwnd ))
1205 HeapFree( GetProcessHeap(), 0, (void *)lParam );
1206 break;
1207
1208 case CB_GETLBTEXT:
1209 if ( WINPROC_TestCBForStr( hwnd ))
1210 {
1211 LPARAM *ptr = (LPARAM *)lParam - 1;
1212 MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
1213 HeapFree( GetProcessHeap(), 0, ptr );
1214 }
1215 break;
1216
1217 /* Multiline edit */
1218 case EM_GETLINE:
1219 { LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lparam */
1220 WORD len = *(WORD *)ptr;
1221 if (len)
1222 {
1223 if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, len ))
1224 ((LPWSTR)*ptr)[len-1] = 0;
1225 }
1226 HeapFree( GetProcessHeap(), 0, ptr );
1227 }
1228 break;
1229 }
1230 }
1231
1232 static UINT convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
1233 {
1234 HANDLE dst;
1235 UINT sz = GlobalSize16(src);
1236 LPSTR ptr16, ptr32;
1237
1238 if (!(dst = GlobalAlloc(flags, sz)))
1239 return 0;
1240 ptr16 = GlobalLock16(src);
1241 ptr32 = GlobalLock(dst);
1242 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
1243 GlobalUnlock16(src);
1244 GlobalUnlock(dst);
1245
1246 return (UINT)dst;
1247 }
1248
1249 /**********************************************************************
1250 * WINPROC_MapMsg16To32A
1251 *
1252 * Map a message from 16- to 32-bit Ansi.
1253 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1254 */
1255 INT WINPROC_MapMsg16To32A( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1256 WPARAM *pwparam32, LPARAM *plparam )
1257 {
1258 *pmsg32 = (UINT)msg16;
1259 *pwparam32 = (WPARAM)wParam16;
1260 switch(msg16)
1261 {
1262 case WM_ACTIVATE:
1263 case WM_CHARTOITEM:
1264 case WM_COMMAND:
1265 case WM_VKEYTOITEM:
1266 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1267 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1268 return 0;
1269 case WM_HSCROLL:
1270 case WM_VSCROLL:
1271 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1272 *plparam = (LPARAM)WIN_Handle32( HIWORD(*plparam) );
1273 return 0;
1274 case WM_CTLCOLOR:
1275 if ( HIWORD(*plparam) > CTLCOLOR_STATIC ) return -1;
1276 *pmsg32 = WM_CTLCOLORMSGBOX + HIWORD(*plparam);
1277 *pwparam32 = (WPARAM)HDC_32(wParam16);
1278 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1279 return 0;
1280 case WM_COMPAREITEM:
1281 {
1282 COMPAREITEMSTRUCT16* cis16 = MapSL(*plparam);
1283 COMPAREITEMSTRUCT *cis = (COMPAREITEMSTRUCT *)
1284 HeapAlloc(GetProcessHeap(), 0, sizeof(*cis));
1285 if (!cis) return -1;
1286 cis->CtlType = cis16->CtlType;
1287 cis->CtlID = cis16->CtlID;
1288 cis->hwndItem = WIN_Handle32( cis16->hwndItem );
1289 cis->itemID1 = cis16->itemID1;
1290 cis->itemData1 = cis16->itemData1;
1291 cis->itemID2 = cis16->itemID2;
1292 cis->itemData2 = cis16->itemData2;
1293 cis->dwLocaleId = 0; /* FIXME */
1294 *plparam = (LPARAM)cis;
1295 }
1296 return 1;
1297 case WM_DELETEITEM:
1298 {
1299 DELETEITEMSTRUCT16* dis16 = MapSL(*plparam);
1300 DELETEITEMSTRUCT *dis = (DELETEITEMSTRUCT *)
1301 HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
1302 if (!dis) return -1;
1303 dis->CtlType = dis16->CtlType;
1304 dis->CtlID = dis16->CtlID;
1305 dis->hwndItem = WIN_Handle32( dis16->hwndItem );
1306 dis->itemData = dis16->itemData;
1307 *plparam = (LPARAM)dis;
1308 }
1309 return 1;
1310 case WM_MEASUREITEM:
1311 {
1312 MEASUREITEMSTRUCT16* mis16 = MapSL(*plparam);
1313 MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)
1314 HeapAlloc(GetProcessHeap(), 0,
1315 sizeof(*mis) + sizeof(LPARAM));
1316 if (!mis) return -1;
1317 mis->CtlType = mis16->CtlType;
1318 mis->CtlID = mis16->CtlID;
1319 mis->itemID = mis16->itemID;
1320 mis->itemWidth = mis16->itemWidth;
1321 mis->itemHeight = mis16->itemHeight;
1322 mis->itemData = mis16->itemData;
1323 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
1324 *plparam = (LPARAM)mis;
1325 }
1326 return 1;
1327 case WM_DRAWITEM:
1328 {
1329 DRAWITEMSTRUCT16* dis16 = MapSL(*plparam);
1330 DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT*)HeapAlloc(GetProcessHeap(), 0,
1331 sizeof(*dis));
1332 if (!dis) return -1;
1333 dis->CtlType = dis16->CtlType;
1334 dis->CtlID = dis16->CtlID;
1335 dis->itemID = dis16->itemID;
1336 dis->itemAction = dis16->itemAction;
1337 dis->itemState = dis16->itemState;
1338 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
1339 : WIN_Handle32( dis16->hwndItem );
1340 dis->hDC = HDC_32(dis16->hDC);
1341 dis->itemData = dis16->itemData;
1342 CONV_RECT16TO32( &dis16->rcItem, &dis->rcItem );
1343 *plparam = (LPARAM)dis;
1344 }
1345 return 1;
1346 case WM_GETMINMAXINFO:
1347 {
1348 MINMAXINFO *mmi = (MINMAXINFO *)HeapAlloc( GetProcessHeap(), 0,
1349 sizeof(*mmi) + sizeof(LPARAM));
1350 if (!mmi) return -1;
1351 STRUCT32_MINMAXINFO16to32( MapSL(*plparam), mmi );
1352 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
1353 *plparam = (LPARAM)mmi;
1354 }
1355 return 1;
1356 case WM_GETTEXT:
1357 case WM_SETTEXT:
1358 case WM_WININICHANGE:
1359 case WM_DEVMODECHANGE:
1360 case WM_ASKCBFORMATNAME:
1361 *plparam = (LPARAM)MapSL(*plparam);
1362 return 0;
1363 case WM_MDICREATE:
1364 {
1365 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1366 MDICREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
1367 if (!cs) return -1;
1368 STRUCT32_MDICREATESTRUCT16to32A( cs16, cs );
1369 cs->szTitle = MapSL(cs16->szTitle);
1370 cs->szClass = MapSL(cs16->szClass);
1371 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1372 *plparam = (LPARAM)cs;
1373 }
1374 return 1;
1375 case WM_MDIGETACTIVE:
1376 *plparam = (LPARAM)HeapAlloc( GetProcessHeap(), 0, sizeof(BOOL) );
1377 *(BOOL*)(*plparam) = 0;
1378 return 1;
1379 case WM_MDISETMENU:
1380 if(wParam16==TRUE)
1381 *pmsg32=WM_MDIREFRESHMENU;
1382 *pwparam32 = (WPARAM)HMENU_32(LOWORD(*plparam));
1383 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1384 return 0;
1385 case WM_MENUCHAR:
1386 *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1387 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1388 return 0;
1389 case WM_MENUSELECT:
1390 if((LOWORD(*plparam) & MF_POPUP) && (LOWORD(*plparam) != 0xFFFF))
1391 {
1392 HMENU hmenu=HMENU_32(HIWORD(*plparam));
1393 UINT Pos=MENU_FindSubMenu( &hmenu, HMENU_32(wParam16));
1394 if(Pos==0xFFFF) Pos=0; /* NO_SELECTED_ITEM */
1395 *pwparam32 = MAKEWPARAM( Pos, LOWORD(*plparam) );
1396 }
1397 else *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
1398 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1399 return 0;
1400 case WM_MDIACTIVATE:
1401 if( *plparam )
1402 {
1403 *pwparam32 = (WPARAM)WIN_Handle32( HIWORD(*plparam) );
1404 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1405 }
1406 else /* message sent to MDI client */
1407 *pwparam32 = wParam16;
1408 return 0;
1409 case WM_NCCALCSIZE:
1410 {
1411 NCCALCSIZE_PARAMS16 *nc16;
1412 NCCALCSIZE_PARAMS *nc;
1413
1414 nc = (NCCALCSIZE_PARAMS *)HeapAlloc( GetProcessHeap(), 0,
1415 sizeof(*nc) + sizeof(LPARAM) );
1416 if (!nc) return -1;
1417 nc16 = MapSL(*plparam);
1418 CONV_RECT16TO32( &nc16->rgrc[0], &nc->rgrc[0] );
1419 if (wParam16)
1420 {
1421 nc->lppos = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
1422 sizeof(*nc->lppos) );
1423 CONV_RECT16TO32( &nc16->rgrc[1], &nc->rgrc[1] );
1424 CONV_RECT16TO32( &nc16->rgrc[2], &nc->rgrc[2] );
1425 if (nc->lppos) STRUCT32_WINDOWPOS16to32( MapSL(nc16->lppos), nc->lppos );
1426 }
1427 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
1428 *plparam = (LPARAM)nc;
1429 }
1430 return 1;
1431 case WM_NCCREATE:
1432 case WM_CREATE:
1433 {
1434 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1435 CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
1436 sizeof(*cs) + sizeof(LPARAM) );
1437 if (!cs) return -1;
1438 STRUCT32_CREATESTRUCT16to32A( cs16, cs );
1439 cs->lpszName = MapSL(cs16->lpszName);
1440 cs->lpszClass = MapSL(cs16->lpszClass);
1441 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1442 *plparam = (LPARAM)cs;
1443 }
1444 return 1;
1445 case WM_PARENTNOTIFY:
1446 if ((wParam16 == WM_CREATE) || (wParam16 == WM_DESTROY))
1447 {
1448 *pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
1449 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1450 }
1451 return 0;
1452 case WM_WINDOWPOSCHANGING:
1453 case WM_WINDOWPOSCHANGED:
1454 {
1455 WINDOWPOS *wp = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
1456 sizeof(*wp) + sizeof(LPARAM) );
1457 if (!wp) return -1;
1458 STRUCT32_WINDOWPOS16to32( MapSL(*plparam), wp );
1459 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
1460 *plparam = (LPARAM)wp;
1461 }
1462 return 1;
1463 case WM_GETDLGCODE:
1464 if (*plparam)
1465 {
1466 LPMSG16 msg16 = MapSL(*plparam);
1467 LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1468
1469 if (!msg32) return -1;
1470 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1471 msg32->lParam = msg16->lParam;
1472 msg32->time = msg16->time;
1473 CONV_POINT16TO32(&msg16->pt,&msg32->pt);
1474 /* this is right, right? */
1475 if (WINPROC_MapMsg16To32A( msg32->hwnd, msg16->message,msg16->wParam,
1476 &msg32->message,&msg32->wParam,
1477 &msg32->lParam)<0) {
1478 HeapFree( GetProcessHeap(), 0, msg32 );
1479 return -1;
1480 }
1481 *plparam = (LPARAM)msg32;
1482 return 1;
1483 }
1484 else return 0;
1485 case WM_NOTIFY:
1486 *plparam = (LPARAM)MapSL(*plparam);
1487 return 0;
1488 case WM_ACTIVATEAPP:
1489 /* We need this when SetActiveWindow sends a Sendmessage16() to
1490 * a 32bit window. Might be superflous with 32bit interprocess
1491 * message queues. */
1492 if (*plparam) *plparam = HTASK_32( *plparam );
1493 return 0;
1494 case WM_NEXTMENU:
1495 {
1496 MDINEXTMENU *next = HeapAlloc( GetProcessHeap(), 0, sizeof(*next) );
1497 if (!next) return -1;
1498 next->hmenuIn = (HMENU)*plparam;
1499 next->hmenuNext = 0;
1500 next->hwndNext = 0;
1501 *plparam = (LPARAM)next;
1502 return 1;
1503 }
1504 case WM_PAINTCLIPBOARD:
1505 case WM_SIZECLIPBOARD:
1506 FIXME_(msg)("message %04x needs translation\n",msg16 );
1507 return -1;
1508 case WM_DDE_INITIATE:
1509 case WM_DDE_TERMINATE:
1510 case WM_DDE_UNADVISE:
1511 case WM_DDE_REQUEST:
1512 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1513 return 0;
1514 case WM_DDE_ADVISE:
1515 case WM_DDE_DATA:
1516 case WM_DDE_POKE:
1517 {
1518 HANDLE16 lo16;
1519 ATOM hi;
1520 UINT lo32 = 0;
1521
1522 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1523 lo16 = LOWORD(*plparam);
1524 hi = HIWORD(*plparam);
1525 if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE)))
1526 return -1;
1527 *plparam = PackDDElParam(msg16, lo32, hi);
1528 }
1529 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1530 case WM_DDE_ACK:
1531 {
1532 UINT lo, hi;
1533 int flag = 0;
1534 char buf[2];
1535
1536 *pwparam32 = (WPARAM)WIN_Handle32(wParam16);
1537
1538 lo = LOWORD(*plparam);
1539 hi = HIWORD(*plparam);
1540
1541 if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
1542 if (GlobalSize16(hi) != 0) flag |= 2;
1543 switch (flag)
1544 {
1545 case 0:
1546 if (hi)
1547 {
1548 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
1549 hi = 0;
1550 }
1551 break;
1552 case 1:
1553 break; /* atom, nothing to do */
1554 case 3:
1555 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
1556 /* fall thru */
1557 case 2:
1558 hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
1559 break;
1560 }
1561 *plparam = PackDDElParam(WM_DDE_ACK, lo, hi);
1562 }
1563 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1564 case WM_DDE_EXECUTE:
1565 *plparam = convert_handle_16_to_32(*plparam, GMEM_DDESHARE);
1566 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
1567 default: /* No translation needed */
1568 return 0;
1569 }
1570 }
1571
1572
1573 /**********************************************************************
1574 * WINPROC_UnmapMsg16To32A
1575 *
1576 * Unmap a message that was mapped from 16- to 32-bit Ansi.
1577 */
1578 LRESULT WINPROC_UnmapMsg16To32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1579 LRESULT result )
1580 {
1581 switch(msg)
1582 {
1583 case WM_COMPAREITEM:
1584 case WM_DELETEITEM:
1585 case WM_DRAWITEM:
1586 HeapFree( GetProcessHeap(), 0, (LPVOID)lParam );
1587 break;
1588 case WM_MEASUREITEM:
1589 {
1590 MEASUREITEMSTRUCT16 *mis16;
1591 MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)lParam;
1592 lParam = *(LPARAM *)(mis + 1);
1593 mis16 = MapSL(lParam);
1594 mis16->itemWidth = (UINT16)mis->itemWidth;
1595 mis16->itemHeight = (UINT16)mis->itemHeight;
1596 HeapFree( GetProcessHeap(), 0, mis );
1597 }
1598 break;
1599 case WM_GETMINMAXINFO:
1600 {
1601 MINMAXINFO *mmi = (MINMAXINFO *)lParam;
1602 lParam = *(LPARAM *)(mmi + 1);
1603 STRUCT32_MINMAXINFO32to16( mmi, MapSL(lParam));
1604 HeapFree( GetProcessHeap(), 0, mmi );
1605 }
1606 break;
1607 case WM_MDICREATE:
1608 {
1609 MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
1610 lParam = *(LPARAM *)(cs + 1);
1611 STRUCT32_MDICREATESTRUCT32Ato16( cs, MapSL(lParam) );
1612 HeapFree( GetProcessHeap(), 0, cs );
1613 }
1614 break;
1615 case WM_MDIGETACTIVE:
1616 result = MAKELONG( LOWORD(result), (BOOL16)(*(BOOL *)lParam) );
1617 HeapFree( GetProcessHeap(), 0, (BOOL *)lParam );
1618 break;
1619 case WM_NCCALCSIZE:
1620 {
1621 NCCALCSIZE_PARAMS16 *nc16;
1622 NCCALCSIZE_PARAMS *nc = (NCCALCSIZE_PARAMS *)lParam;
1623 lParam = *(LPARAM *)(nc + 1);
1624 nc16 = MapSL(lParam);
1625 CONV_RECT32TO16( &nc->rgrc[0], &nc16->rgrc[0] );
1626 if (wParam)
1627 {
1628 CONV_RECT32TO16( &nc->rgrc[1], &nc16->rgrc[1] );
1629 CONV_RECT32TO16( &nc->rgrc[2], &nc16->rgrc[2] );
1630 if (nc->lppos)
1631 {
1632 STRUCT32_WINDOWPOS32to16( nc->lppos, MapSL(nc16->lppos));
1633 HeapFree( GetProcessHeap(), 0, nc->lppos );
1634 }
1635 }
1636 HeapFree( GetProcessHeap(), 0, nc );
1637 }
1638 break;
1639 case WM_NCCREATE:
1640 case WM_CREATE:
1641 {
1642 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
1643 lParam = *(LPARAM *)(cs + 1);
1644 STRUCT32_CREATESTRUCT32Ato16( cs, MapSL(lParam) );
1645 HeapFree( GetProcessHeap(), 0, cs );
1646 }
1647 break;
1648 case WM_WINDOWPOSCHANGING:
1649 case WM_WINDOWPOSCHANGED:
1650 {
1651 WINDOWPOS *wp = (WINDOWPOS *)lParam;
1652 lParam = *(LPARAM *)(wp + 1);
1653 STRUCT32_WINDOWPOS32to16(wp, MapSL(lParam));
1654 HeapFree( GetProcessHeap(), 0, wp );
1655 }
1656 break;
1657 case WM_GETDLGCODE:
1658 if (lParam)
1659 {
1660 LPMSG msg32 = (LPMSG)lParam;
1661
1662 WINPROC_UnmapMsg16To32A( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1663 result);
1664 HeapFree( GetProcessHeap(), 0, msg32 );
1665 }
1666 break;
1667 case WM_NEXTMENU:
1668 {
1669 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
1670 result = MAKELONG( HMENU_16(next->hmenuNext), HWND_16(next->hwndNext) );
1671 HeapFree( GetProcessHeap(), 0, next );
1672 }
1673 break;
1674 }
1675 return result;
1676 }
1677
1678
1679 /**********************************************************************
1680 * WINPROC_MapMsg16To32W
1681 *
1682 * Map a message from 16- to 32-bit Unicode.
1683 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1684 */
1685 INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
1686 WPARAM *pwparam32, LPARAM *plparam )
1687 {
1688 BYTE ch;
1689 WCHAR wch;
1690
1691 *pmsg32=(UINT)msg16;
1692 *pwparam32 = (WPARAM)wParam16;
1693 switch(msg16)
1694 {
1695 case WM_GETTEXT:
1696 case WM_SETTEXT:
1697 case WM_WININICHANGE:
1698 case WM_DEVMODECHANGE:
1699 case WM_ASKCBFORMATNAME:
1700 *plparam = (LPARAM)MapSL(*plparam);
1701 return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
1702 case WM_GETTEXTLENGTH:
1703 case CB_GETLBTEXTLEN:
1704 case LB_GETTEXTLEN:
1705 return 1; /* need to map result */
1706 case WM_NCCREATE:
1707 case WM_CREATE:
1708 {
1709 CREATESTRUCT16 *cs16 = MapSL(*plparam);
1710 CREATESTRUCTW *cs = (CREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
1711 sizeof(*cs) + sizeof(LPARAM) );
1712 if (!cs) return -1;
1713 STRUCT32_CREATESTRUCT16to32A( cs16, (CREATESTRUCTA *)cs );
1714 cs->lpszName = map_str_16_to_32W(cs16->lpszName);
1715 cs->lpszClass = map_str_16_to_32W(cs16->lpszClass);
1716 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1717 *plparam = (LPARAM)cs;
1718 }
1719 return 1;
1720 case WM_MDICREATE:
1721 {
1722 MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
1723 MDICREATESTRUCTW *cs =
1724 (MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
1725 sizeof(*cs) + sizeof(LPARAM) );
1726 if (!cs) return -1;
1727 STRUCT32_MDICREATESTRUCT16to32A( cs16, (MDICREATESTRUCTA *)cs );
1728 cs->szTitle = map_str_16_to_32W(cs16->szTitle);
1729 cs->szClass = map_str_16_to_32W(cs16->szClass);
1730 *(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
1731 *plparam = (LPARAM)cs;
1732 }
1733 return 1;
1734 case WM_GETDLGCODE:
1735 if (*plparam)
1736 {
1737 LPMSG16 msg16 = MapSL(*plparam);
1738 LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
1739
1740 if (!msg32) return -1;
1741 msg32->hwnd = WIN_Handle32( msg16->hwnd );
1742 msg32->lParam = msg16->lParam;
1743 msg32->time = msg16->time;
1744 CONV_POINT16TO32(&msg16->pt,&msg32->pt);
1745 /* this is right, right? */
1746 if (WINPROC_MapMsg16To32W(hwnd, msg16->message,msg16->wParam,
1747 &msg32->message,&msg32->wParam,
1748 &msg32->lParam)<0) {
1749 HeapFree( GetProcessHeap(), 0, msg32 );
1750 return -1;
1751 }
1752 *plparam = (LPARAM)msg32;
1753 return 1;
1754 }
1755 else return 0;
1756
1757 case WM_CHARTOITEM:
1758 ch = wParam16;
1759 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1760 *pwparam32 = MAKEWPARAM( wch, HIWORD(*plparam) );
1761 *plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
1762 return 0;
1763 case WM_MENUCHAR:
1764 ch = wParam16;
1765 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1766 *pwparam32 = MAKEWPARAM( wch, LOWORD(*plparam) );
1767 *plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
1768 return 0;
1769 case WM_CHAR:
1770 case WM_DEADCHAR:
1771 case WM_SYSCHAR:
1772 case WM_SYSDEADCHAR:
1773 ch = wParam16;
1774 MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
1775 *pwparam32 = wch;
1776 return 0;
1777 case WM_IME_CHAR:
1778 {
1779 char ch[2];
1780 ch[0] = (wParam16 >> 8);
1781 ch[1] = wParam16 & 0xff;
1782 MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
1783 *pwparam32 = wch;
1784 }
1785 return 0;
1786
1787 default: /* No Unicode translation needed */
1788 return WINPROC_MapMsg16To32A( hwnd, msg16, wParam16, pmsg32,
1789 pwparam32, plparam );
1790 }
1791 }
1792
1793
1794 /**********************************************************************
1795 * WINPROC_UnmapMsg16To32W
1796 *
1797 * Unmap a message that was mapped from 16- to 32-bit Unicode.
1798 */
1799 LRESULT WINPROC_UnmapMsg16To32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
1800 LRESULT result )
1801 {
1802 switch(msg)
1803 {
1804 case WM_GETTEXT:
1805 case WM_SETTEXT:
1806 case WM_GETTEXTLENGTH:
1807 case CB_GETLBTEXTLEN:
1808 case LB_GETTEXTLEN:
1809 case WM_ASKCBFORMATNAME:
1810 return WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
1811 case WM_NCCREATE:
1812 case WM_CREATE:
1813 {
1814 CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
1815 lParam = *(LPARAM *)(cs + 1);
1816 STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs, MapSL(lParam) );
1817 unmap_str_16_to_32W( cs->lpszName );
1818 unmap_str_16_to_32W( cs->lpszClass );
1819 HeapFree( GetProcessHeap(), 0, cs );
1820 }
1821 break;
1822 case WM_MDICREATE:
1823 {
1824 MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
1825 lParam = *(LPARAM *)(cs + 1);
1826 STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs, MapSL(lParam) );
1827 unmap_str_16_to_32W( cs->szTitle );
1828 unmap_str_16_to_32W( cs->szClass );
1829 HeapFree( GetProcessHeap(), 0, cs );
1830 }
1831 break;
1832 case WM_GETDLGCODE:
1833 if (lParam)
1834 {
1835 LPMSG msg32 = (LPMSG)lParam;
1836
1837 WINPROC_UnmapMsg16To32W( hwnd, msg32->message, msg32->wParam, msg32->lParam,
1838 result);
1839 HeapFree( GetProcessHeap(), 0, msg32 );
1840 }
1841 break;
1842 default:
1843 return WINPROC_UnmapMsg16To32A( hwnd, msg, wParam, lParam, result );
1844 }
1845 return result;
1846 }
1847
1848 static HANDLE16 convert_handle_32_to_16(UINT src, unsigned int flags)
1849 {
1850 HANDLE16 dst;
1851 UINT sz = GlobalSize((HANDLE)src);
1852 LPSTR ptr16, ptr32;
1853
1854 if (!(dst = GlobalAlloc16(flags, sz)))
1855 return 0;
1856 ptr32 = GlobalLock((HANDLE)src);
1857 ptr16 = GlobalLock16(dst);
1858 if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
1859 GlobalUnlock((HANDLE)src);
1860 GlobalUnlock16(dst);
1861
1862 return dst;
1863 }
1864
1865
1866 /**********************************************************************
1867 * WINPROC_MapMsg32ATo16
1868 *
1869 * Map a message from 32-bit Ansi to 16-bit.
1870 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
1871 */
1872 INT WINPROC_MapMsg32ATo16( HWND hwnd, UINT msg32, WPARAM wParam32,
1873 UINT16 *pmsg16, WPARAM16 *pwparam16,
1874 LPARAM *plparam )
1875 {
1876 *pmsg16 = (UINT16)msg32;
1877 *pwparam16 = (WPARAM16)LOWORD(wParam32);
1878 switch(msg32)
1879 {
1880 case BM_GETCHECK:
1881 case BM_SETCHECK:
1882 case BM_GETSTATE:
1883 case BM_SETSTATE:
1884 case BM_SETSTYLE:
1885 *pmsg16 = (UINT16)msg32 + (BM_GETCHECK16 - BM_GETCHECK);
1886 return 0;
1887
1888 case EM_GETSEL:
1889 case EM_GETRECT:
1890 case EM_SETRECT:
1891 case EM_SETRECTNP:
1892 case EM_SCROLL:
1893 case EM_LINESCROLL:
1894 case EM_SCROLLCARET:
1895 case EM_GETMODIFY:
1896 case EM_SETMODIFY:
1897 case EM_GETLINECOUNT:
1898 case EM_LINEINDEX:
1899 case EM_SETHANDLE:
1900 case EM_GETHANDLE:
1901 case EM_GETTHUMB:
1902 case EM_LINELENGTH:
1903 case EM_REPLACESEL:
1904 case EM_GETLINE:
1905 case EM_LIMITTEXT:
1906 case EM_CANUNDO:
1907 case EM_UNDO:
1908 case EM_FMTLINES:
1909 case EM_LINEFROMCHAR:
1910 case EM_SETTABSTOPS:
1911 case EM_SETPASSWORDCHAR:
1912 case EM_EMPTYUNDOBUFFER:
1913 case EM_GETFIRSTVISIBLELINE:
1914 case EM_SETREADONLY:
1915 case EM_SETWORDBREAKPROC:
1916 case EM_GETWORDBREAKPROC:
1917 case EM_GETPASSWORDCHAR:
1918 *pmsg16 = (UINT16)msg32 + (EM_GETSEL16 - EM_GETSEL);
1919 return 0;
1920
1921 case LB_CARETOFF:
1922 case LB_CARETON:
1923 case LB_DELETESTRING:
1924 case LB_GETANCHORINDEX:
1925 case LB_GETCARETINDEX:
1926 case LB_GETCOUNT:
1927 case LB_GETCURSEL:
1928 case LB_GETHORIZONTALEXTENT:
1929 case LB_GETITEMDATA:
1930 case LB_GETITEMHEIGHT:
1931 case LB_GETSEL:
1932 case LB_GETSELCOUNT:
1933 case LB_GETTEXTLEN:
1934 case LB_GETTOPINDEX:
1935 case LB_RESETCONTENT:
1936 case LB_SELITEMRANGE:
1937 case LB_SELITEMRANGEEX:
1938 case LB_SETANCHORINDEX:
1939 case LB_SETCARETINDEX:
1940 case LB_SETCOLUMNWIDTH:
1941 case LB_SETCURSEL:
1942 case LB_SETHORIZONTALEXTENT:
1943 case LB_SETITEMDATA:
1944 case LB_SETITEMHEIGHT:
1945 case LB_SETSEL:
1946 case LB_SETTOPINDEX:
1947 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
1948 return 0;
1949 case CB_DELETESTRING:
1950 case CB_GETCOUNT:
1951 case CB_GETLBTEXTLEN:
1952 case CB_LIMITTEXT:
1953 case CB_RESETCONTENT:
1954 case CB_SETEDITSEL:
1955 case CB_GETCURSEL:
1956 case CB_SETCURSEL:
1957 case CB_SHOWDROPDOWN:
1958 case CB_SETITEMDATA:
1959 case CB_SETITEMHEIGHT:
1960 case CB_GETITEMHEIGHT:
1961 case CB_SETEXTENDEDUI:
1962 case CB_GETEXTENDEDUI:
1963 case CB_GETDROPPEDSTATE:
1964 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
1965 return 0;
1966 case CB_GETEDITSEL:
1967 *pmsg16 = CB_GETEDITSEL16;
1968 return 1;
1969
1970 case LB_ADDSTRING:
1971 case LB_FINDSTRING:
1972 case LB_FINDSTRINGEXACT:
1973 case LB_INSERTSTRING:
1974 case LB_SELECTSTRING:
1975 case LB_DIR:
1976 case LB_ADDFILE:
1977 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
1978 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
1979 return 1;
1980
1981 case CB_ADDSTRING:
1982 case CB_FINDSTRING:
1983 case CB_FINDSTRINGEXACT:
1984 case CB_INSERTSTRING:
1985 case CB_SELECTSTRING:
1986 case CB_DIR:
1987 *plparam = (LPARAM)MapLS( (LPSTR)*plparam );
1988 *pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
1989 return 1;
1990
1991 case LB_GETITEMRECT:
1992 {
1993 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
1994 if (!rect) return -1;
1995 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
1996 *plparam = MapLS( rect );
1997 }
1998 *pmsg16 = LB_GETITEMRECT16;
1999 return 1;
2000 case LB_GETSELITEMS:
2001 {
2002 LPINT16 items;
2003 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
2004 if (!(items = HeapAlloc( GetProcessHeap(), 0,
2005 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
2006 *((LPARAM *)items)++ = *plparam; /* Store the previous lParam */
2007 *plparam = MapLS( items );
2008 }
2009 *pmsg16 = LB_GETSELITEMS16;
2010 return 1;
2011 case LB_SETTABSTOPS:
2012 if (wParam32)
2013 {
2014 INT i;
2015 LPINT16 stops;
2016 *pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
2017 if (!(stops = HeapAlloc( GetProcessHeap(), 0,
2018 *pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
2019 for (i = 0; i < *pwparam16; i++) stops[i] = *((LPINT)*plparam+i);
2020 *plparam = MapLS( stops );
2021 return 1;
2022 }
2023 *pmsg16 = LB_SETTABSTOPS16;
2024 return 0;
2025
2026 case CB_GETDROPPEDCONTROLRECT:
2027 {
2028 RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
2029 if (!rect) return -1;
2030 *(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
2031 *plparam = (LPARAM)MapLS(rect);
2032 }
2033 *pmsg16 = CB_GETDROPPEDCONTROLRECT16;
2034 return 1;
2035
2036 case LB_GETTEXT:
2037 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
2038 *pmsg16 = LB_GETTEXT16;
2039 return 1;
2040
2041 case CB_GETLBTEXT:
2042 *plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
2043 *pmsg16 = CB_GETLBTEXT16;
2044 return 1;
2045
2046 case EM_SETSEL:
2047 *pwparam16 = 0;
2048 *plparam = MAKELONG( (INT16)(INT)wParam32, (INT16)*plparam );
2049 *pmsg16 = EM_SETSEL16;
2050 return 0;
2051
2052 case WM_ACTIVATE:
2053 case WM_CHARTOITEM:
2054 case WM_COMMAND:
2055 case WM_VKEYTOITEM:
2056 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
2057 return 0;
2058 case WM_HSCROLL:
2059 case WM_VSCROLL:
2060 *plparam = MAKELPARAM( HIWORD(wParam32), (HWND16)*plparam );
2061 return 0;
2062 case WM_CTLCOLORMSGBOX:
2063 case WM_CTLCOLOREDIT:
2064 case WM_CTLCOLORLISTBOX:
2065 case WM_CTLCOLORBTN:
2066 case WM_CTLCOLORDLG:
2067 case WM_CTLCOLORSCROLLBAR:
2068 case WM_CTLCOLORSTATIC:
2069 *pmsg16 = WM_CTLCOLOR;
2070 *plparam = MAKELPARAM( (HWND16)*plparam,
2071 (WORD)msg32 - WM_CTLCOLORMSGBOX );
2072 return 0;
2073 case WM_COMPAREITEM:
2074 {
2075 COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)*plparam;
2076 COMPAREITEMSTRUCT16 *cis = HeapAlloc( GetProcessHeap(), 0, sizeof(COMPAREITEMSTRUCT16));
2077 if (!cis) return -1;
2078 cis->CtlType = (UINT16)cis32->CtlType;
2079 cis->CtlID = (UINT16)cis32->CtlID;
2080 cis->hwndItem = HWND_16( cis32->hwndItem );
2081 cis->itemID1 = (UINT16)cis32->itemID1;
2082 cis->itemData1 = cis32->itemData1;
2083 cis->itemID2 = (UINT16)cis32->itemID2;
2084 cis->itemData2 = cis32->itemData2;
2085 *plparam = MapLS( cis );
2086 }
2087 return 1;
2088 case WM_DELETEITEM:
2089 {
2090 DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)*plparam;
2091 DELETEITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DELETEITEMSTRUCT16) );
2092 if (!dis) return -1;
2093 dis->CtlType = (UINT16)dis32->CtlType;
2094 dis->CtlID = (UINT16)dis32->CtlID;
2095 dis->itemID = (UINT16)dis32->itemID;
2096 dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
2097 : HWND_16( dis32->hwndItem );
2098 dis->itemData = dis32->itemData;
2099 *plparam = MapLS( dis );
2100 }
2101 return 1;
2102 case WM_DRAWITEM:
2103 {
2104 DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)*plparam;
2105 DRAWITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DRAWITEMSTRUCT16) );
2106 if (!dis) return -1;
2107 dis->CtlType = (UINT16)dis32->CtlType;
2108 dis->CtlID = (UINT16)dis32->CtlID;
2109 dis->itemID = (UINT16)dis32->itemID;
2110 dis->itemAction = (UINT16)dis32->itemAction;
2111 dis->itemState = (UINT16)dis32->itemState;
2112 dis->hwndItem = HWND_16( dis32->hwndItem );
2113 dis->hDC = HDC_16(dis32->hDC);
2114 dis->itemData = dis32->itemData;
2115 CONV_RECT32TO16( &dis32->rcItem, &dis->rcItem );
2116 *plparam = MapLS( dis );
2117 }
2118 return 1;
2119 case WM_MEASUREITEM:
2120 {
2121 MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)*plparam;
2122 MEASUREITEMSTRUCT16 *mis = HeapAlloc( GetProcessHeap(), 0, sizeof(*mis)+sizeof(LPARAM));
2123 if (!mis) return -1;
2124 mis->CtlType = (UINT16)mis32->CtlType;
2125 mis->CtlID = (UINT16)mis32->CtlID;
2126 mis->itemID = (UINT16)mis32->itemID;
2127 mis->itemWidth = (UINT16)mis32->itemWidth;
2128 mis->itemHeight = (UINT16)mis32->itemHeight;
2129 mis->itemData = mis32->itemData;
2130 *(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
2131 *plparam = MapLS( mis );
2132 }
2133 return 1;
2134 case WM_GETMINMAXINFO:
2135 {
2136 MINMAXINFO16 *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM) );
2137 if (!mmi) return -1;
2138 STRUCT32_MINMAXINFO32to16( (MINMAXINFO *)*plparam, mmi );
2139 *(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
2140 *plparam = MapLS( mmi );
2141 }
2142 return 1;
2143 case WM_GETTEXT:
2144 case WM_ASKCBFORMATNAME:
2145 {
2146 LPSTR str;
2147 *pwparam16 = (WPARAM16)min( wParam32, 0xff80 ); /* Must be < 64K */
2148 if (!(str = HeapAlloc( GetProcessHeap(), 0, *pwparam16 + sizeof(LPARAM)))) return -1;
2149 *((LPARAM *)str)++ = *plparam; /* Store the previous lParam */
2150 *plparam = MapLS( str );
2151 }
2152 return 1;
2153 case WM_MDICREATE:
2154 {
2155 MDICREATESTRUCT16 *cs;
2156 MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)*plparam;
2157
2158 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2159 STRUCT32_MDICREATESTRUCT32Ato16( cs32, cs );
2160 cs->szTitle = MapLS( cs32->szTitle );
2161 cs->szClass = MapLS( cs32->szClass );
2162 *plparam = MapLS( cs );
2163 }
2164 return 1;
2165 case WM_MDIGETACTIVE:
2166 return 1;
2167 case WM_MDISETMENU:
2168 *plparam = MAKELPARAM( (HMENU16)LOWORD(wParam32),
2169 (HMENU16)LOWORD(*plparam) );
2170 *pwparam16 = (*plparam == 0);
2171 return 0;
2172 case WM_MENUSELECT:
2173 if(HIWORD(wParam32) & MF_POPUP)
2174 {
2175 HMENU hmenu;
2176 if (((UINT)HIWORD(wParam32) != 0xFFFF) || (*plparam))
2177 {
2178 if((hmenu = GetSubMenu((HMENU)*plparam, *pwparam16)))
2179 *pwparam16=HMENU_16(hmenu);
2180 }
2181 }
2182 /* fall through */
2183 case WM_MENUCHAR:
2184 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2185 return 0;
2186 case WM_MDIACTIVATE:
2187 if (GetWindowLongA( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
2188 {
2189 *pwparam16 = ((HWND)*plparam == hwnd);
2190 *plparam = MAKELPARAM( (HWND16)LOWORD(*plparam),
2191 (HWND16)LOWORD(wParam32) );
2192 }
2193 else
2194 {
2195 *pwparam16 = HWND_16( (HWND)wParam32 );
2196 *plparam = 0;
2197 }
2198 return 0;
2199 case WM_NCCALCSIZE:
2200 {
2201 NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)*plparam;
2202 NCCALCSIZE_PARAMS16 *nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM));
2203 if (!nc) return -1;
2204
2205 CONV_RECT32TO16( &nc32->rgrc[0], &nc->rgrc[0] );
2206 if (wParam32)
2207 {
2208 WINDOWPOS16 *wp;
2209 CONV_RECT32TO16( &nc32->rgrc[1], &nc->rgrc[1] );
2210 CONV_RECT32TO16( &nc32->rgrc[2], &nc->rgrc[2] );
2211 if (!(wp = HeapAlloc( GetProcessHeap(), 0, sizeof(WINDOWPOS16) )))
2212 {
2213 HeapFree( GetProcessHeap(), 0, nc );
2214 return -1;
2215 }
2216 STRUCT32_WINDOWPOS32to16( nc32->lppos, wp );
2217 nc->lppos = MapLS( wp );
2218 }
2219 *(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
2220 *plparam = MapLS( nc );
2221 }
2222 return 1;
2223 case WM_NCCREATE:
2224 case WM_CREATE:
2225 {
2226 CREATESTRUCT16 *cs;
2227 CREATESTRUCTA *cs32 = (CREATESTRUCTA *)*plparam;
2228
2229 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2230 STRUCT32_CREATESTRUCT32Ato16( cs32, cs );
2231 cs->lpszName = MapLS( cs32->lpszName );
2232 cs->lpszClass = MapLS( cs32->lpszClass );
2233 *plparam = MapLS( cs );
2234 }
2235 return 1;
2236 case WM_PARENTNOTIFY:
2237 if ((LOWORD(wParam32)==WM_CREATE) || (LOWORD(wParam32)==WM_DESTROY))
2238 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32));
2239 /* else nothing to do */
2240 return 0;
2241 case WM_NOTIFY:
2242 *plparam = MapLS( (NMHDR *)*plparam ); /* NMHDR is already 32-bit */
2243 return 1;
2244 case WM_SETTEXT:
2245 case WM_WININICHANGE:
2246 case WM_DEVMODECHANGE:
2247 *plparam = MapLS( (LPSTR)*plparam );
2248 return 1;
2249 case WM_WINDOWPOSCHANGING:
2250 case WM_WINDOWPOSCHANGED:
2251 {
2252 WINDOWPOS16 *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
2253 if (!wp) return -1;
2254 STRUCT32_WINDOWPOS32to16( (WINDOWPOS *)*plparam, wp );
2255 *(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
2256 *plparam = MapLS( wp );
2257 }
2258 return 1;
2259 case WM_GETDLGCODE:
2260 if (*plparam) {
2261 LPMSG msg32 = (LPMSG) *plparam;
2262 LPMSG16 msg16 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG16) );
2263
2264 if (!msg16) return -1;
2265 msg16->hwnd = HWND_16( msg32->hwnd );
2266 msg16->lParam = msg32->lParam;
2267 msg16->time = msg32->time;
2268 CONV_POINT32TO16(&msg32->pt,&msg16->pt);
2269 /* this is right, right? */
2270 if (WINPROC_MapMsg32ATo16(msg32->hwnd,msg32->message,msg32->wParam,
2271 &msg16->message,&msg16->wParam, &msg16->lParam)<0)
2272 {
2273 HeapFree( GetProcessHeap(), 0, msg16 );
2274 return -1;
2275 }
2276 *plparam = MapLS( msg16 );
2277 return 1;
2278 }
2279 return 0;
2280
2281 case WM_ACTIVATEAPP:
2282 if (*plparam) *plparam = HTASK_16( (HANDLE)*plparam );
2283 return 0;
2284 case WM_NEXTMENU:
2285 {
2286 MDINEXTMENU *next = (MDINEXTMENU *)*plparam;
2287 *plparam = (LPARAM)next->hmenuIn;
2288 return 1;
2289 }
2290 case WM_PAINTCLIPBOARD:
2291 case WM_SIZECLIPBOARD:
2292 FIXME_(msg)("message %04x needs translation\n", msg32 );
2293 return -1;
2294 /* following messages should not be sent to 16-bit apps */
2295 case WM_SIZING:
2296 case WM_MOVING:
2297 case WM_CAPTURECHANGED:
2298 case WM_STYLECHANGING:
2299 case WM_STYLECHANGED:
2300 return -1;
2301 case WM_DDE_INITIATE:
2302 case WM_DDE_TERMINATE:
2303 case WM_DDE_UNADVISE:
2304 case WM_DDE_REQUEST:
2305 *pwparam16 = HWND_16((HWND)wParam32);
2306 return 0;
2307 case WM_DDE_ADVISE:
2308 case WM_DDE_DATA:
2309 case WM_DDE_POKE:
2310 {
2311 UINT lo32, hi;
2312 HANDLE16 lo16 = 0;
2313
2314 *pwparam16 = HWND_16((HWND)wParam32);
2315 UnpackDDElParam(msg32, *plparam, &lo32, &hi);
2316 if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE)))
2317 return -1;
2318 *plparam = MAKELPARAM(lo16, hi);
2319 }
2320 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2321 case WM_DDE_ACK:
2322 {
2323 UINT lo, hi;
2324 int flag = 0;
2325 char buf[2];
2326
2327 *pwparam16 = HWND_16((HWND)wParam32);
2328
2329 UnpackDDElParam(msg32, *plparam, &lo, &hi);
2330
2331 if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
2332 if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
2333 switch (flag)
2334 {
2335 case 0:
2336 if (hi)
2337 {
2338 MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
2339 hi = 0;
2340 }
2341 break;
2342 case 1:
2343 break; /* atom, nothing to do */
2344 case 3:
2345 MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
2346 /* fall thru */
2347 case 2:
2348 hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
2349 break;
2350 }
2351 *plparam = MAKELPARAM(lo, hi);
2352 }
2353 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2354 case WM_DDE_EXECUTE:
2355 *plparam = convert_handle_32_to_16(*plparam, GMEM_DDESHARE);
2356 return 0; /* FIXME don't know how to free allocated memory (handle) !! */
2357 default: /* No translation needed */
2358 return 0;
2359 }
2360 }
2361
2362
2363 /**********************************************************************
2364 * WINPROC_UnmapMsg32ATo16
2365 *
2366 * Unmap a message that was mapped from 32-bit Ansi to 16-bit.
2367 */
2368 void WINPROC_UnmapMsg32ATo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2369 MSGPARAM16* p16 )
2370 {
2371 switch(msg)
2372 {
2373 case LB_ADDFILE:
2374 case LB_ADDSTRING:
2375 case LB_DIR:
2376 case LB_FINDSTRING:
2377 case LB_FINDSTRINGEXACT:
2378 case LB_INSERTSTRING:
2379 case LB_SELECTSTRING:
2380 case LB_GETTEXT:
2381 case CB_ADDSTRING:
2382 case CB_FINDSTRING:
2383 case CB_FINDSTRINGEXACT:
2384 case CB_INSERTSTRING:
2385 case CB_SELECTSTRING:
2386 case CB_DIR:
2387 case CB_GETLBTEXT:
2388 case WM_SETTEXT:
2389 case WM_WININICHANGE:
2390 case WM_DEVMODECHANGE:
2391 UnMapLS( (SEGPTR)p16->lParam );
2392 break;
2393 case LB_SETTABSTOPS:
2394 case WM_COMPAREITEM:
2395 case WM_DELETEITEM:
2396 case WM_DRAWITEM:
2397 {
2398 void *ptr = MapSL( p16->lParam );
2399 UnMapLS( p16->lParam );
2400 HeapFree( GetProcessHeap(), 0, ptr );
2401 }
2402 break;
2403 case CB_GETDROPPEDCONTROLRECT:
2404 case LB_GETITEMRECT:
2405 {
2406 RECT16 *rect = MapSL(p16->lParam);
2407 UnMapLS( p16->lParam );
2408 p16->lParam = *(LPARAM *)(rect + 1);
2409 CONV_RECT16TO32( rect, (RECT *)(p16->lParam));
2410 HeapFree( GetProcessHeap(), 0, rect );
2411 }
2412 break;
2413 case LB_GETSELITEMS:
2414 {
2415 INT i;
2416 LPINT16 items = MapSL(p16->lParam);
2417 UnMapLS( p16->lParam );
2418 p16->lParam = *((LPARAM *)items - 1);
2419 for (i = 0; i < p16->wParam; i++) *((LPINT)(p16->lParam) + i) = items[i];
2420 HeapFree( GetProcessHeap(), 0, (LPARAM *)items - 1 );
2421 }
2422 break;
2423
2424 case CB_GETEDITSEL:
2425 if( wParam )
2426 *((PUINT)(wParam)) = LOWORD(p16->lResult);
2427 if( lParam )
2428 *((PUINT)(lParam)) = HIWORD(p16->lResult); /* FIXME: substract 1? */
2429 break;
2430
2431 case WM_MEASUREITEM:
2432 {
2433 MEASUREITEMSTRUCT16 *mis = MapSL(p16->lParam);
2434 MEASUREITEMSTRUCT *mis32 = *(MEASUREITEMSTRUCT **)(mis + 1);
2435 mis32->itemWidth = mis->itemWidth;
2436 mis32->itemHeight = mis->itemHeight;
2437 UnMapLS( p16->lParam );
2438 HeapFree( GetProcessHeap(), 0, mis );
2439 }
2440 break;
2441 case WM_GETMINMAXINFO:
2442 {
2443 MINMAXINFO16 *mmi = MapSL(p16->lParam);
2444 UnMapLS( p16->lParam );
2445 p16->lParam = *(LPARAM *)(mmi + 1);
2446 STRUCT32_MINMAXINFO16to32( mmi, (MINMAXINFO *)(p16->lParam) );
2447 HeapFree( GetProcessHeap(), 0, mmi );
2448 }
2449 break;
2450 case WM_GETTEXT:
2451 case WM_ASKCBFORMATNAME:
2452 {
2453 LPSTR str = MapSL(p16->lParam);
2454 UnMapLS( p16->lParam );
2455 p16->lParam = *((LPARAM *)str - 1);
2456 lstrcpynA( (LPSTR)(p16->lParam), str, p16->wParam );
2457 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2458 }
2459 break;
2460 case WM_MDICREATE:
2461 {
2462 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2463 UnMapLS( cs->szTitle );
2464 UnMapLS( cs->szClass );
2465 UnMapLS( p16->lParam );
2466 HeapFree( GetProcessHeap(), 0, cs );
2467 }
2468 break;
2469 case WM_MDIGETACTIVE:
2470 if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(p16->lResult);
2471 p16->lResult = (LRESULT)WIN_Handle32( LOWORD(p16->lResult) );
2472 break;
2473 case WM_NCCALCSIZE:
2474 {
2475 NCCALCSIZE_PARAMS *nc32;
2476 NCCALCSIZE_PARAMS16 *nc = MapSL(p16->lParam);
2477 UnMapLS( p16->lParam );
2478 p16->lParam = *(LPARAM *)(nc + 1);
2479 nc32 = (NCCALCSIZE_PARAMS *)(p16->lParam);
2480 CONV_RECT16TO32( &nc->rgrc[0], &nc32->rgrc[0] );
2481 if (p16->wParam)
2482 {
2483 WINDOWPOS16 *pos = MapSL(nc->lppos);
2484 UnMapLS( nc->lppos );
2485 CONV_RECT16TO32( &nc->rgrc[1], &nc32->rgrc[1] );
2486 CONV_RECT16TO32( &nc->rgrc[2], &nc32->rgrc[2] );
2487 STRUCT32_WINDOWPOS16to32( pos, nc32->lppos );
2488 HeapFree( GetProcessHeap(), 0, pos );
2489 }
2490 HeapFree( GetProcessHeap(), 0, nc );
2491 }
2492 break;
2493 case WM_NCCREATE:
2494 case WM_CREATE:
2495 {
2496 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2497 UnMapLS( p16->lParam );
2498 UnMapLS( cs->lpszName );
2499 UnMapLS( cs->lpszClass );
2500 HeapFree( GetProcessHeap(), 0, cs );
2501 }
2502 break;
2503 case WM_WINDOWPOSCHANGING:
2504 case WM_WINDOWPOSCHANGED:
2505 {
2506 WINDOWPOS16 *wp = MapSL(p16->lParam);
2507 UnMapLS( p16->lParam );
2508 p16->lParam = *(LPARAM *)(wp + 1);
2509 STRUCT32_WINDOWPOS16to32( wp, (WINDOWPOS *)p16->lParam );
2510 HeapFree( GetProcessHeap(), 0, wp );
2511 }
2512 break;
2513 case WM_NOTIFY:
2514 UnMapLS(p16->lParam);
2515 break;
2516 case WM_GETDLGCODE:
2517 if (p16->lParam)
2518 {
2519 LPMSG16 msg16 = MapSL(p16->lParam);
2520 MSGPARAM16 msgp16;
2521 UnMapLS( p16->lParam );
2522 msgp16.wParam=msg16->wParam;
2523 msgp16.lParam=msg16->lParam;
2524 WINPROC_UnmapMsg32ATo16(((LPMSG)lParam)->hwnd, ((LPMSG)lParam)->message,
2525 ((LPMSG)lParam)->wParam, ((LPMSG)lParam)->lParam,
2526 &msgp16 );
2527 HeapFree( GetProcessHeap(), 0, msg16 );
2528 }
2529 break;
2530 case WM_NEXTMENU:
2531 {
2532 MDINEXTMENU *next = (MDINEXTMENU *)lParam;
2533 next->hmenuNext = HMENU_32( LOWORD(p16->lResult) );
2534 next->hwndNext = WIN_Handle32( HIWORD(p16->lResult) );
2535 p16->lResult = 0;
2536 }
2537 break;
2538 }
2539 }
2540
2541
2542 /**********************************************************************
2543 * WINPROC_MapMsg32WTo16
2544 *
2545 * Map a message from 32-bit Unicode to 16-bit.
2546 * Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
2547 */
2548 INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
2549 UINT16 *pmsg16, WPARAM16 *pwparam16,
2550 LPARAM *plparam )
2551 {
2552 BYTE ch;
2553 WCHAR wch;
2554
2555 *pmsg16 = LOWORD(msg32);
2556 *pwparam16 = LOWORD(wParam32);
2557 switch(msg32)
2558 {
2559 case LB_ADDSTRING:
2560 case LB_FINDSTRING:
2561 case LB_FINDSTRINGEXACT:
2562 case LB_INSERTSTRING:
2563 case LB_SELECTSTRING:
2564 case LB_DIR:
2565 case LB_ADDFILE:
2566 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2567 *pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
2568 return 1;
2569
2570 case CB_ADDSTRING:
2571 case CB_FINDSTRING:
2572 case CB_FINDSTRINGEXACT:
2573 case CB_INSERTSTRING:
2574 case CB_SELECTSTRING:
2575 case CB_DIR:
2576 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2577 *pmsg16 = (UINT16)msg32 + (CB_ADDSTRING16 - CB_ADDSTRING);
2578 return 1;
2579
2580 case WM_NCCREATE:
2581 case WM_CREATE:
2582 {
2583 CREATESTRUCT16 *cs;
2584 CREATESTRUCTW *cs32 = (CREATESTRUCTW *)*plparam;
2585
2586 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
2587 STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs32, cs );
2588 cs->lpszName = map_str_32W_to_16( cs32->lpszName );
2589 cs->lpszClass = map_str_32W_to_16( cs32->lpszClass );
2590 *plparam = MapLS(cs);
2591 }
2592 return 1;
2593 case WM_MDICREATE:
2594 {
2595 MDICREATESTRUCT16 *cs;
2596 MDICREATESTRUCTW *cs32 = (MDICREATESTRUCTW *)*plparam;
2597
2598 if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
2599 STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs32, cs );
2600 cs->szTitle = map_str_32W_to_16( cs32->szTitle );
2601 cs->szClass = map_str_32W_to_16( cs32->szClass );
2602 *plparam = MapLS(cs);
2603 }
2604 return 1;
2605 case WM_SETTEXT:
2606 case WM_WININICHANGE:
2607 case WM_DEVMODECHANGE:
2608 *plparam = map_str_32W_to_16( (LPWSTR)*plparam );
2609 return 1;
2610 case LB_GETTEXT:
2611 case CB_GETLBTEXT:
2612 if ( WINPROC_TestLBForStr( hwnd ))
2613 {
2614 LPSTR str = HeapAlloc( GetProcessHeap(), 0, 256 ); /* FIXME: fixed sized buffer */
2615 if (!str) return -1;
2616 *pmsg16 = (msg32 == LB_GETTEXT)? LB_GETTEXT16 : CB_GETLBTEXT16;
2617 *plparam = (LPARAM)MapLS(str);
2618 }
2619 return 1;
2620
2621 case WM_CHARTOITEM:
2622 wch = LOWORD(wParam32);
2623 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2624 *pwparam16 = ch;
2625 *plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
2626 return 0;
2627 case WM_MENUCHAR:
2628 wch = LOWORD(wParam32);
2629 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2630 *pwparam16 = ch;
2631 *plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
2632 return 0;
2633 case WM_CHAR:
2634 case WM_DEADCHAR:
2635 case WM_SYSCHAR:
2636 case WM_SYSDEADCHAR:
2637 wch = wParam32;
2638 WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
2639 *pwparam16 = ch;
2640 return 0;
2641
2642 case WM_IME_CHAR:
2643 {
2644 BYTE ch[2];
2645
2646 wch = wParam32;
2647 ch[1] = 0;
2648 WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL );
2649 *pwparam16 = (ch[0] << 8) | ch[1];
2650 }
2651 return 0;
2652
2653 default: /* No Unicode translation needed (?) */
2654 return WINPROC_MapMsg32ATo16( hwnd, msg32, wParam32, pmsg16,
2655 pwparam16, plparam );
2656 }
2657 }
2658
2659
2660 /**********************************************************************
2661 * WINPROC_UnmapMsg32WTo16
2662 *
2663 * Unmap a message that was mapped from 32-bit Unicode to 16-bit.
2664 */
2665 void WINPROC_UnmapMsg32WTo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
2666 MSGPARAM16* p16 )
2667 {
2668 switch(msg)
2669 {
2670 case LB_ADDSTRING:
2671 case LB_FINDSTRING:
2672 case LB_FINDSTRINGEXACT:
2673 case LB_INSERTSTRING:
2674 case LB_SELECTSTRING:
2675 case LB_DIR:
2676 case LB_ADDFILE:
2677 case CB_ADDSTRING:
2678 case CB_FINDSTRING:
2679 case CB_FINDSTRINGEXACT:
2680 case CB_INSERTSTRING:
2681 case CB_SELECTSTRING:
2682 case CB_DIR:
2683 case WM_SETTEXT:
2684 case WM_WININICHANGE:
2685 case WM_DEVMODECHANGE:
2686 unmap_str_32W_to_16( p16->lParam );
2687 break;
2688 case WM_NCCREATE:
2689 case WM_CREATE:
2690 {
2691 CREATESTRUCT16 *cs = MapSL(p16->lParam);
2692 UnMapLS( p16->lParam );
2693 unmap_str_32W_to_16( cs->lpszName );
2694 unmap_str_32W_to_16( cs->lpszClass );
2695 HeapFree( GetProcessHeap(), 0, cs );
2696 }
2697 break;
2698 case WM_MDICREATE:
2699 {
2700 MDICREATESTRUCT16 *cs = MapSL(p16->lParam);
2701 UnMapLS( p16->lParam );
2702 unmap_str_32W_to_16( cs->szTitle );
2703 unmap_str_32W_to_16( cs->szClass );
2704 HeapFree( GetProcessHeap(), 0, cs );
2705 }
2706 break;
2707 case WM_GETTEXT:
2708 case WM_ASKCBFORMATNAME:
2709 {
2710 LPSTR str = MapSL(p16->lParam);
2711 UnMapLS( p16->lParam );
2712 p16->lParam = *((LPARAM *)str - 1);
2713 MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)p16->lParam, 0x7fffffff );
2714 HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
2715 }
2716 break;
2717 case LB_GETTEXT:
2718 case CB_GETLBTEXT:
2719 if ( WINPROC_TestLBForStr( hwnd ))
2720 {
2721 LPSTR str = MapSL(p16->lParam);
2722 UnMapLS( p16->lParam );
2723 MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff );
2724 HeapFree( GetProcessHeap(), 0, (LPARAM *)str );
2725 }
2726 break;
2727 default:
2728 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, p16 );
2729 break;
2730 }
2731 }
2732
2733
2734 /**********************************************************************
2735 * WINPROC_CallProc32ATo32W
2736 *
2737 * Call a window procedure, translating args from Ansi to Unicode.
2738 */
2739 static LRESULT WINPROC_CallProc32ATo32W( WNDPROC func, HWND hwnd,
2740 UINT msg, WPARAM wParam,
2741 LPARAM lParam )
2742 {
2743 LRESULT result;
2744 int unmap;
2745
2746 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2747 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2748
2749 if( (unmap = WINPROC_MapMsg32ATo32W( hwnd, msg, &wParam, &lParam )) == -1) {
2750 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
2751 SPY_GetMsgName(msg, hwnd), wParam, lParam );
2752 return 0;
2753 }
2754 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2755 if (unmap) result = WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam, result );
2756 return result;
2757 }
2758
2759
2760 /**********************************************************************
2761 * WINPROC_CallProc32WTo32A
2762 *
2763 * Call a window procedure, translating args from Unicode to Ansi.
2764 */
2765 static LRESULT WINPROC_CallProc32WTo32A( WNDPROC func, HWND hwnd,
2766 UINT msg, WPARAM wParam,
2767 LPARAM lParam )
2768 {
2769 LRESULT result;
2770 int unmap;
2771
2772 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2773 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2774
2775 if ((unmap = WINPROC_MapMsg32WTo32A( hwnd, msg, &wParam, &lParam )) == -1) {
2776 ERR_(msg)("Message translation failed. (msg=%s,wp=%08x,lp=%08lx)\n",
2777 SPY_GetMsgName(msg, hwnd), wParam, lParam );
2778 return 0;
2779 }
2780 result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2781 if( unmap ) WINPROC_UnmapMsg32WTo32A( hwnd, msg, wParam, lParam );
2782 return result;
2783 }
2784
2785
2786 /**********************************************************************
2787 * __wine_call_wndproc_32A (USER.1010)
2788 */
2789 LRESULT WINAPI __wine_call_wndproc_32A( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
2790 WNDPROC func )
2791 {
2792 LRESULT result;
2793 UINT msg32;
2794 WPARAM wParam32;
2795 HWND hwnd32 = WIN_Handle32( hwnd );
2796
2797 if (WINPROC_MapMsg16To32A( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
2798 return 0;
2799 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
2800 return WINPROC_UnmapMsg16To32A( hwnd32, msg32, wParam32, lParam, result );
2801 }
2802
2803
2804 /**********************************************************************
2805 * __wine_call_wndproc_32W (USER.1011)
2806 */
2807 LRESULT WINAPI __wine_call_wndproc_32W( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
2808 WNDPROC func )
2809 {
2810 LRESULT result;
2811 UINT msg32;
2812 WPARAM wParam32;
2813 HWND hwnd32 = WIN_Handle32( hwnd );
2814
2815 if (WINPROC_MapMsg16To32W( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
2816 return 0;
2817 result = WINPROC_CallWndProc( func, hwnd32, msg32, wParam32, lParam );
2818 return WINPROC_UnmapMsg16To32W( hwnd32, msg32, wParam32, lParam, result );
2819 }
2820
2821
2822 /**********************************************************************
2823 * WINPROC_CallProc32ATo16
2824 *
2825 * Call a 16-bit window procedure, translating the 32-bit args.
2826 */
2827 static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
2828 UINT msg, WPARAM wParam,
2829 LPARAM lParam )
2830 {
2831 UINT16 msg16;
2832 MSGPARAM16 mp16;
2833
2834 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2835 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2836
2837 mp16.lParam = lParam;
2838 if (WINPROC_MapMsg32ATo16( hwnd, msg, wParam, &msg16, &mp16.wParam, &mp16.lParam ) == -1)
2839 return 0;
2840 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
2841 mp16.wParam, mp16.lParam );
2842 WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, &mp16 );
2843 return mp16.lResult;
2844 }
2845
2846
2847 /**********************************************************************
2848 * WINPROC_CallProc32WTo16
2849 *
2850 * Call a 16-bit window procedure, translating the 32-bit args.
2851 */
2852 static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
2853 UINT msg, WPARAM wParam,
2854 LPARAM lParam )
2855 {
2856 UINT16 msg16;
2857 MSGPARAM16 mp16;
2858
2859 TRACE_(msg)("func %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
2860 func, hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
2861
2862 mp16.lParam = lParam;
2863 if (WINPROC_MapMsg32WTo16( hwnd, msg, wParam, &msg16, &mp16.wParam,
2864 &mp16.lParam ) == -1)
2865 return 0;
2866 mp16.lResult = WINPROC_CallWndProc16( func, HWND_16(hwnd), msg16,
2867 mp16.wParam, mp16.lParam );
2868 WINPROC_UnmapMsg32WTo16( hwnd, msg, wParam, lParam, &mp16 );
2869 return mp16.lResult;
2870 }
2871
2872
2873 /**********************************************************************
2874 * CallWindowProc (USER.122)
2875 */
2876 LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
2877 WPARAM16 wParam, LPARAM lParam )
2878 {
2879 WINDOWPROC *proc;
2880
2881 if (!func) return 0;
2882
2883 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
2884 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
2885
2886 #if testing
2887 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_16 );
2888 return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
2889 #endif
2890
2891 switch(proc->type)
2892 {
2893 case WIN_PROC_16:
2894 if (!proc->thunk.t_from32.proc) return 0;
2895 return WINPROC_CallWndProc16( proc->thunk.t_from32.proc,
2896 hwnd, msg, wParam, lParam );
2897 case WIN_PROC_32A:
2898 if (!proc->thunk.t_from16.proc) return 0;
2899 return __wine_call_wndproc_32A( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
2900 case WIN_PROC_32W:
2901 if (!proc->thunk.t_from16.proc) return 0;
2902 return __wine_call_wndproc_32W( hwnd, msg, wParam, lParam, proc->thunk.t_from16.proc );
2903 default:
2904 WARN_(relay)("Invalid proc %p\n", proc );
2905 return 0;
2906 }
2907 }
2908
2909
2910 /**********************************************************************
2911 * CallWindowProcA (USER32.@)
2912 *
2913 * The CallWindowProc() function invokes the windows procedure _func_,
2914 * with _hwnd_ as the target window, the message specified by _msg_, and
2915 * the message parameters _wParam_ and _lParam_.
2916 *
2917 * Some kinds of argument conversion may be done, I'm not sure what.
2918 *
2919 * CallWindowProc() may be used for windows subclassing. Use
2920 * SetWindowLong() to set a new windows procedure for windows of the
2921 * subclass, and handle subclassed messages in the new windows
2922 * procedure. The new windows procedure may then use CallWindowProc()
2923 * with _func_ set to the parent class's windows procedure to dispatch
2924 * the message to the superclass.
2925 *
2926 * RETURNS
2927 *
2928 * The return value is message dependent.
2929 *
2930 * CONFORMANCE
2931 *
2932 * ECMA-234, Win32
2933 */
2934 LRESULT WINAPI CallWindowProcA(
2935 WNDPROC func, /* [in] window procedure */
2936 HWND hwnd, /* [in] target window */
2937 UINT msg, /* [in] message */
2938 WPARAM wParam, /* [in] message dependent parameter */
2939 LPARAM lParam /* [in] message dependent parameter */
2940 ) {
2941 WINDOWPROC *proc;
2942
2943 if (!func) return 0;
2944
2945 if (!(proc = WINPROC_GetPtr( func )))
2946 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2947
2948 #if testing
2949 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32A );
2950 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2951 #endif
2952
2953 switch(proc->type)
2954 {
2955 case WIN_PROC_16:
2956 if (!proc->thunk.t_from32.proc) return 0;
2957 return WINPROC_CallProc32ATo16( proc->thunk.t_from32.proc,
2958 hwnd, msg, wParam, lParam );
2959 case WIN_PROC_32A:
2960 if (!proc->thunk.t_from16.proc) return 0;
2961 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
2962 hwnd, msg, wParam, lParam );
2963 case WIN_PROC_32W:
2964 if (!proc->thunk.t_from16.proc) return 0;
2965 return WINPROC_CallProc32ATo32W( proc->thunk.t_from16.proc,
2966 hwnd, msg, wParam, lParam );
2967 default:
2968 WARN_(relay)("Invalid proc %p\n", proc );
2969 return 0;
2970 }
2971 }
2972
2973
2974 /**********************************************************************
2975 * CallWindowProcW (USER32.@)
2976 */
2977 LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
2978 WPARAM wParam, LPARAM lParam )
2979 {
2980 WINDOWPROC *proc;
2981
2982 if (!func) return 0;
2983
2984 if (!(proc = WINPROC_GetPtr( (WNDPROC)func )))
2985 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2986
2987 #if testing
2988 func = WINPROC_GetProc( (WNDPROC)proc, WIN_PROC_32W );
2989 return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
2990 #endif
2991
2992 switch(proc->type)
2993 {
2994 case WIN_PROC_16:
2995 if (!proc->thunk.t_from32.proc) return 0;
2996 return WINPROC_CallProc32WTo16( proc->thunk.t_from32.proc,
2997 hwnd, msg, wParam, lParam );
2998 case WIN_PROC_32A:
2999 if (!proc->thunk.t_from16.proc) return 0;
3000 return WINPROC_CallProc32WTo32A( proc->thunk.t_from16.proc,
3001 hwnd, msg, wParam, lParam );
3002 case WIN_PROC_32W:
3003 if (!proc->thunk.t_from16.proc) return 0;
3004 return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
3005 hwnd, msg, wParam, lParam );
3006 default:
3007 WARN_(relay)("Invalid proc %p\n", proc );
3008 return 0;
3009 }
3010 }
useful hacks and other patches not (yet) suitable for mainline