shell32: Replace numeric literals with the proper constant.
[wine] / dlls / comdlg32 / finddlg32.c
1 /*
2  *  Common Dialog Boxes interface (32 bit)
3  *  Find/Replace
4  *
5  * Copyright 1998,1999 Bertho A. Stultiens
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20  */
21
22 #include <stdarg.h>
23 #include <string.h>
24 #include "windef.h"
25 #include "winbase.h"
26 #include "winnls.h"
27 #include "wingdi.h"
28 #include "winuser.h"
29 #include "commdlg.h"
30 #include "cderr.h"
31 #include "dlgs.h"
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
35
36 #include "cdlg.h"
37
38
39 /*-----------------------------------------------------------------------*/
40
41 static UINT             FindReplaceMessage;
42 static UINT             HelpMessage;
43
44 #define FR_MASK (FR_DOWN | FR_MATCHCASE | FR_WHOLEWORD | FR_REPLACEALL | FR_REPLACE | FR_FINDNEXT | FR_DIALOGTERM)
45 /* CRITICAL_SECTION COMDLG32_CritSect; */
46
47 /* Notes:
48  * MS uses a critical section at a few locations. However, I fail to
49  * see the reason for this. Their comdlg32.dll has a few race conditions
50  * but _not_ at those places that are protected with the mutex (there are
51  * globals that seem to hold info for the wndproc).
52  *
53  * FindText[AW]/ReplaceText[AW]
54  * The find/replace calls are passed a structure that is _not_ used
55  * internally. There is a local copy that holds the running info to
56  * be able to combine xxxA and xxxW calls. The passed pointer is
57  * returned upon sendmessage. Apps won't break this way when they rely
58  * on the original pointer. This will work as long as the sizes of
59  * FINDREPLACEA == FINDREPLACEW. The local copy will also prevent
60  * the app to see the wine-specific extra flags to distinguish between
61  * A/W and Find/Replace.
62  */
63
64
65 /***********************************************************************
66  *      COMDLG32_FR_GetFlags                    [internal]
67  * Returns the button state that needs to be reported to the caller.
68  *      RETURNS
69  *              Current state of check and radio buttons
70  */
71 static DWORD COMDLG32_FR_GetFlags(HWND hDlgWnd)
72 {
73         DWORD flags = 0;
74         if(IsDlgButtonChecked(hDlgWnd, rad2) == BST_CHECKED)
75                 flags |= FR_DOWN;
76         if(IsDlgButtonChecked(hDlgWnd, chx1) == BST_CHECKED)
77                 flags |= FR_WHOLEWORD;
78         if(IsDlgButtonChecked(hDlgWnd, chx2) == BST_CHECKED)
79                 flags |= FR_MATCHCASE;
80         return flags;
81 }
82
83 /***********************************************************************
84  *      COMDLG32_FR_HandleWMCommand             [internal]
85  * Handle WM_COMMAND messages...
86  */
87 static void COMDLG32_FR_HandleWMCommand(HWND hDlgWnd, COMDLG32_FR_Data *pData, int Id, int NotifyCode)
88 {
89         DWORD flag;
90
91         pData->user_fr.fra->Flags &= ~FR_MASK;  /* Clear return flags */
92         if(pData->fr.Flags & FR_WINE_REPLACE)   /* Replace always goes down... */
93                 pData->user_fr.fra->Flags |= FR_DOWN;
94
95         if(NotifyCode == BN_CLICKED)
96         {
97                 switch(Id)
98                 {
99                 case IDOK: /* Find Next */
100                         if(GetDlgItemTextA(hDlgWnd, edt1, pData->fr.lpstrFindWhat, pData->fr.wFindWhatLen) > 0)
101                         {
102                                 pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | FR_FINDNEXT;
103                                 if(pData->fr.Flags & FR_WINE_UNICODE)
104                                 {
105                                     MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrFindWhat, -1,
106                                                          pData->user_fr.frw->lpstrFindWhat,
107                                                          0x7fffffff );
108                                 }
109                                 else
110                                 {
111                                         strcpy(pData->user_fr.fra->lpstrFindWhat, pData->fr.lpstrFindWhat);
112                                 }
113                                 SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra);
114                         }
115                         break;
116
117                 case IDCANCEL:
118                         pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | FR_DIALOGTERM;
119                         SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra);
120                         DestroyWindow(hDlgWnd);
121                         break;
122
123                 case psh2: /* Replace All */
124                         flag = FR_REPLACEALL;
125                         goto Replace;
126
127                 case psh1: /* Replace */
128                         flag = FR_REPLACE;
129 Replace:
130                         if((pData->fr.Flags & FR_WINE_REPLACE)
131                         && GetDlgItemTextA(hDlgWnd, edt1, pData->fr.lpstrFindWhat, pData->fr.wFindWhatLen) > 0)
132                         {
133                                 pData->fr.lpstrReplaceWith[0] = 0; /* In case the next GetDlgItemText Fails */
134                                 GetDlgItemTextA(hDlgWnd, edt2, pData->fr.lpstrReplaceWith, pData->fr.wReplaceWithLen);
135                                 pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | flag;
136                                 if(pData->fr.Flags & FR_WINE_UNICODE)
137                                 {
138                                     MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrFindWhat, -1,
139                                                          pData->user_fr.frw->lpstrFindWhat,
140                                                          0x7fffffff );
141                                     MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrReplaceWith, -1,
142                                                          pData->user_fr.frw->lpstrReplaceWith,
143                                                          0x7fffffff );
144                                 }
145                                 else
146                                 {
147                                         strcpy(pData->user_fr.fra->lpstrFindWhat, pData->fr.lpstrFindWhat);
148                                         strcpy(pData->user_fr.fra->lpstrReplaceWith, pData->fr.lpstrReplaceWith);
149                                 }
150                                 SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra);
151                         }
152                         break;
153
154                 case pshHelp:
155                         pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd);
156                         SendMessageA(pData->fr.hwndOwner, HelpMessage, (WPARAM)hDlgWnd, (LPARAM)pData->user_fr.fra);
157                         break;
158                 }
159         }
160         else if(NotifyCode == EN_CHANGE && Id == edt1)
161         {
162                 BOOL enable = SendDlgItemMessageA(hDlgWnd, edt1, WM_GETTEXTLENGTH, 0, 0) > 0;
163                 EnableWindow(GetDlgItem(hDlgWnd, IDOK), enable);
164                 if(pData->fr.Flags & FR_WINE_REPLACE)
165                 {
166                         EnableWindow(GetDlgItem(hDlgWnd, psh1), enable);
167                         EnableWindow(GetDlgItem(hDlgWnd, psh2), enable);
168                 }
169         }
170 }
171
172 /***********************************************************************
173  *      COMDLG32_FindReplaceDlgProc             [internal]
174  * [Find/Replace]Text32[A/W] window procedure.
175  */
176 static INT_PTR CALLBACK COMDLG32_FindReplaceDlgProc(HWND hDlgWnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
177 {
178         COMDLG32_FR_Data *pdata = (COMDLG32_FR_Data *)GetPropA(hDlgWnd, (LPSTR)COMDLG32_Atom);
179         INT_PTR retval = TRUE;
180
181         if(iMsg == WM_INITDIALOG)
182         {
183                 pdata = (COMDLG32_FR_Data *)lParam;
184                 if(!SetPropA(hDlgWnd, (LPSTR)COMDLG32_Atom, (HANDLE)pdata))
185                 {
186                         ERR("Could not Set prop; invent a gracefull exit?...\n");
187                         DestroyWindow(hDlgWnd);
188                         return FALSE;
189                 }
190                 SendDlgItemMessageA(hDlgWnd, edt1, EM_SETLIMITTEXT, (WPARAM)pdata->fr.wFindWhatLen, 0);
191                 SendDlgItemMessageA(hDlgWnd, edt1, WM_SETTEXT, 0, (LPARAM)pdata->fr.lpstrFindWhat);
192                 if(pdata->fr.Flags & FR_WINE_REPLACE)
193                 {
194                         SendDlgItemMessageA(hDlgWnd, edt2, EM_SETLIMITTEXT, (WPARAM)pdata->fr.wReplaceWithLen, 0);
195                         SendDlgItemMessageA(hDlgWnd, edt2, WM_SETTEXT, 0, (LPARAM)pdata->fr.lpstrReplaceWith);
196                 }
197
198                 if(!(pdata->fr.Flags & FR_SHOWHELP))
199                         ShowWindow(GetDlgItem(hDlgWnd, pshHelp), SW_HIDE);
200                 if(pdata->fr.Flags & FR_HIDEUPDOWN)
201                 {
202                         ShowWindow(GetDlgItem(hDlgWnd, rad1), SW_HIDE);
203                         ShowWindow(GetDlgItem(hDlgWnd, rad2), SW_HIDE);
204                         ShowWindow(GetDlgItem(hDlgWnd, grp1), SW_HIDE);
205                 }
206                 else if(pdata->fr.Flags & FR_NOUPDOWN)
207                 {
208                         EnableWindow(GetDlgItem(hDlgWnd, rad1), FALSE);
209                         EnableWindow(GetDlgItem(hDlgWnd, rad2), FALSE);
210                         EnableWindow(GetDlgItem(hDlgWnd, grp1), FALSE);
211                 }
212                 else
213                 {
214                         SendDlgItemMessageA(hDlgWnd, rad1, BM_SETCHECK, pdata->fr.Flags & FR_DOWN ? 0 : BST_CHECKED, 0);
215                         SendDlgItemMessageA(hDlgWnd, rad2, BM_SETCHECK, pdata->fr.Flags & FR_DOWN ? BST_CHECKED : 0, 0);
216                 }
217
218                 if(pdata->fr.Flags & FR_HIDEMATCHCASE)
219                         ShowWindow(GetDlgItem(hDlgWnd, chx2), SW_HIDE);
220                 else if(pdata->fr.Flags & FR_NOMATCHCASE)
221                         EnableWindow(GetDlgItem(hDlgWnd, chx2), FALSE);
222                 else
223                         SendDlgItemMessageA(hDlgWnd, chx2, BM_SETCHECK, pdata->fr.Flags & FR_MATCHCASE ? BST_CHECKED : 0, 0);
224
225                 if(pdata->fr.Flags & FR_HIDEWHOLEWORD)
226                         ShowWindow(GetDlgItem(hDlgWnd, chx1), SW_HIDE);
227                 else if(pdata->fr.Flags & FR_NOWHOLEWORD)
228                         EnableWindow(GetDlgItem(hDlgWnd, chx1), FALSE);
229                 else
230                         SendDlgItemMessageA(hDlgWnd, chx1, BM_SETCHECK, pdata->fr.Flags & FR_WHOLEWORD ? BST_CHECKED : 0, 0);
231
232                 /* We did the init here, now call the hook if requested */
233
234                 /* We do not do ShowWindow if hook exists and is FALSE  */
235                 /*   per MSDN Article Q96135                            */
236                 if((pdata->fr.Flags & FR_ENABLEHOOK)
237                      && ! pdata->fr.lpfnHook(hDlgWnd, iMsg, wParam, (LPARAM) &pdata->fr))
238                         return TRUE;
239                 ShowWindow(hDlgWnd, SW_SHOWNORMAL);
240                 UpdateWindow(hDlgWnd);
241                 return TRUE;
242         }
243
244         if(pdata && (pdata->fr.Flags & FR_ENABLEHOOK))
245         {
246                 retval = pdata->fr.lpfnHook(hDlgWnd, iMsg, wParam, lParam);
247         }
248         else
249                 retval = FALSE;
250
251         if(pdata && !retval)
252         {
253                 retval = TRUE;
254                 switch(iMsg)
255                 {
256                 case WM_COMMAND:
257                         COMDLG32_FR_HandleWMCommand(hDlgWnd, pdata, LOWORD(wParam), HIWORD(wParam));
258                         break;
259
260                 case WM_CLOSE:
261                         COMDLG32_FR_HandleWMCommand(hDlgWnd, pdata, IDCANCEL, BN_CLICKED);
262                         break;
263
264                 case WM_HELP:
265                         /* Heeeeelp! */
266                         FIXME("Got WM_HELP. Who is gonna supply it?\n");
267                         break;
268
269                 case WM_CONTEXTMENU:
270                         /* Heeeeelp! */
271                         FIXME("Got WM_CONTEXTMENU. Who is gonna supply it?\n");
272                         break;
273                 /* FIXME: Handle F1 help */
274
275                 default:
276                         retval = FALSE; /* We did not handle the message */
277                 }
278         }
279
280         /* WM_DESTROY is a special case.
281          * We need to ensure that the allocated memory is freed just before
282          * the dialog is killed. We also need to remove the added prop.
283          */
284         if(iMsg == WM_DESTROY)
285         {
286                 RemovePropA(hDlgWnd, (LPSTR)COMDLG32_Atom);
287                 HeapFree(GetProcessHeap(), 0, pdata);
288         }
289
290         return retval;
291 }
292
293 /***********************************************************************
294  *      COMDLG32_FR_CheckPartial                [internal]
295  * Check various fault conditions in the supplied parameters that
296  * cause an extended error to be reported.
297  *      RETURNS
298  *              TRUE: Success
299  *              FALSE: Failure
300  */
301 static BOOL COMDLG32_FR_CheckPartial(
302         LPFINDREPLACEA pfr,     /* [in] Find structure */
303         BOOL Replace            /* [in] True if called as replace */
304 ) {
305         if(!pfr)
306         {
307                 COMDLG32_SetCommDlgExtendedError(CDERR_GENERALCODES);
308                 return FALSE;
309         }
310
311         if(pfr->lStructSize != sizeof(FINDREPLACEA))
312         {
313                 COMDLG32_SetCommDlgExtendedError(CDERR_STRUCTSIZE);
314                 return FALSE;
315         }
316
317         if(!IsWindow(pfr->hwndOwner))
318         {
319                 COMDLG32_SetCommDlgExtendedError(CDERR_DIALOGFAILURE);
320                 return FALSE;
321         }
322
323         if((pfr->wFindWhatLen < 1 || !pfr->lpstrFindWhat)
324         ||(Replace && (pfr->wReplaceWithLen < 1 || !pfr->lpstrReplaceWith)))
325         {
326                 COMDLG32_SetCommDlgExtendedError(FRERR_BUFFERLENGTHZERO);
327                 return FALSE;
328         }
329
330         if((FindReplaceMessage = RegisterWindowMessageA(FINDMSGSTRINGA)) == 0)
331         {
332                 COMDLG32_SetCommDlgExtendedError(CDERR_REGISTERMSGFAIL);
333                 return FALSE;
334         }
335         if((HelpMessage = RegisterWindowMessageA(HELPMSGSTRINGA)) == 0)
336         {
337                 COMDLG32_SetCommDlgExtendedError(CDERR_REGISTERMSGFAIL);
338                 return FALSE;
339         }
340
341         if((pfr->Flags & FR_ENABLEHOOK) && !pfr->lpfnHook)
342         {
343                 COMDLG32_SetCommDlgExtendedError(CDERR_NOHOOK);
344                 return FALSE;
345         }
346
347         if((pfr->Flags & (FR_ENABLETEMPLATE | FR_ENABLETEMPLATEHANDLE)) && !pfr->hInstance)
348         {
349                 COMDLG32_SetCommDlgExtendedError(CDERR_NOHINSTANCE);
350                 return FALSE;
351         }
352
353         if((pfr->Flags & FR_ENABLETEMPLATE) && !pfr->lpTemplateName)
354         {
355                 COMDLG32_SetCommDlgExtendedError(CDERR_NOTEMPLATE);
356                 return FALSE;
357         }
358
359         return TRUE;
360 }
361
362 /***********************************************************************
363  *      COMDLG32_FR_DoFindReplace               [internal]
364  * Actual load and creation of the Find/Replace dialog.
365  *      RETURNS
366  *              Window handle to created dialog:Success
367  *              NULL:Failure
368  */
369 static HWND COMDLG32_FR_DoFindReplace(
370         COMDLG32_FR_Data *pdata /* [in] Internal data structure */
371 ) {
372         HWND hdlgwnd = 0;
373         HGLOBAL loadrc;
374         DWORD error;
375         LPDLGTEMPLATEW rcs;
376
377         TRACE("hInst=%p, Flags=%08x\n", pdata->fr.hInstance, pdata->fr.Flags);
378
379         if(!(pdata->fr.Flags & FR_ENABLETEMPLATEHANDLE))
380         {
381                 HMODULE hmod = COMDLG32_hInstance;
382                 HRSRC htemplate;
383                 if(pdata->fr.Flags & FR_ENABLETEMPLATE)
384                 {
385                         hmod = (HMODULE)pdata->fr.hInstance;
386                         if(pdata->fr.Flags & FR_WINE_UNICODE)
387                         {
388                                 htemplate = FindResourceW(hmod, (LPCWSTR)pdata->fr.lpTemplateName, (LPWSTR)RT_DIALOG);
389                         }
390                         else
391                         {
392                                 htemplate = FindResourceA(hmod, pdata->fr.lpTemplateName, (LPCSTR)RT_DIALOG);
393                         }
394                 }
395                 else
396                 {
397                         int rcid = pdata->fr.Flags & FR_WINE_REPLACE ? REPLACEDLGORD
398                                                                      : FINDDLGORD;
399                         htemplate = FindResourceA(hmod, MAKEINTRESOURCEA(rcid), (LPCSTR)RT_DIALOG);
400                 }
401                 if(!htemplate)
402                 {
403                         error = CDERR_FINDRESFAILURE;
404                         goto cleanup;
405                 }
406
407                 loadrc = LoadResource(hmod, htemplate);
408         }
409         else
410         {
411                 loadrc = (HGLOBAL)pdata->fr.hInstance;
412         }
413
414         if(!loadrc)
415         {
416                 error = CDERR_LOADRESFAILURE;
417                 goto cleanup;
418         }
419
420         if((rcs = (LPDLGTEMPLATEW)LockResource(loadrc)) == NULL)
421         {
422                 error = CDERR_LOCKRESFAILURE;
423                 goto cleanup;
424         }
425
426         hdlgwnd = CreateDialogIndirectParamA(COMDLG32_hInstance,
427                                              rcs,
428                                              pdata->fr.hwndOwner,
429                                              COMDLG32_FindReplaceDlgProc,
430                                              (LPARAM)pdata);
431         if(!hdlgwnd)
432         {
433                 error = CDERR_DIALOGFAILURE;
434 cleanup:
435                 COMDLG32_SetCommDlgExtendedError(error);
436                 HeapFree(GetProcessHeap(), 0, pdata);
437         }
438         return hdlgwnd;
439 }
440
441 /***********************************************************************
442  *      FindTextA                               [COMDLG32.@]
443  *
444  * See FindTextW.
445  */
446 HWND WINAPI FindTextA(
447         LPFINDREPLACEA pfr      /* [in] Find/replace structure*/
448 ) {
449         COMDLG32_FR_Data *pdata;
450
451         TRACE("LPFINDREPLACE=%p\n", pfr);
452
453         if(!COMDLG32_FR_CheckPartial(pfr, FALSE))
454                 return 0;
455
456         if((pdata = (COMDLG32_FR_Data *)COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data))) == NULL)
457                 return 0; /* Error has been set */
458
459         pdata->user_fr.fra = pfr;
460         pdata->fr = *pfr;
461         return COMDLG32_FR_DoFindReplace(pdata);
462 }
463
464 /***********************************************************************
465  *      ReplaceTextA                            [COMDLG32.@]
466  *
467  * See ReplaceTextW.
468  */
469 HWND WINAPI ReplaceTextA(
470         LPFINDREPLACEA pfr      /* [in] Find/replace structure*/
471 ) {
472         COMDLG32_FR_Data *pdata;
473
474         TRACE("LPFINDREPLACE=%p\n", pfr);
475
476         if(!COMDLG32_FR_CheckPartial(pfr, TRUE))
477                 return 0;
478
479         if((pdata = (COMDLG32_FR_Data *)COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data))) == NULL)
480                 return 0; /* Error has been set */
481
482         pdata->user_fr.fra = pfr;
483         pdata->fr = *pfr;
484         pdata->fr.Flags |= FR_WINE_REPLACE;
485         return COMDLG32_FR_DoFindReplace(pdata);
486 }
487
488 /***********************************************************************
489  *      FindTextW                               [COMDLG32.@]
490  *
491  * Create a modeless find-text dialog box.
492  *
493  *      RETURNS
494  *              Window handle to created dialog: Success
495  *              NULL: Failure
496  */
497 HWND WINAPI FindTextW(
498         LPFINDREPLACEW pfr      /* [in] Find/replace structure*/
499 ) {
500         COMDLG32_FR_Data *pdata;
501         DWORD len;
502
503         TRACE("LPFINDREPLACE=%p\n", pfr);
504
505         if(!COMDLG32_FR_CheckPartial((LPFINDREPLACEA)pfr, FALSE))
506                 return 0;
507
508         len = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen,
509                                    NULL, 0, NULL, NULL );
510         if((pdata = (COMDLG32_FR_Data *)COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data) + len)) == NULL)
511             return 0; /* Error has been set */
512
513         pdata->user_fr.frw = pfr;
514         pdata->fr = *(LPFINDREPLACEA)pfr;       /* FINDREPLACEx have same size */
515         pdata->fr.Flags |= FR_WINE_UNICODE;
516         pdata->fr.lpstrFindWhat = (LPSTR)(pdata + 1);  /* Set string pointer */
517         WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen,
518                              pdata->fr.lpstrFindWhat, len, NULL, NULL );
519         return COMDLG32_FR_DoFindReplace(pdata);
520 }
521
522 /***********************************************************************
523  *      ReplaceTextW                            [COMDLG32.@]
524  *
525  * Create a modeless replace-text dialog box.
526  *
527  *      RETURNS
528  *              Window handle to created dialog: Success
529  *              NULL: Failure
530  */
531 HWND WINAPI ReplaceTextW(
532         LPFINDREPLACEW pfr      /* [in] Find/replace structure*/
533 ) {
534         COMDLG32_FR_Data *pdata;
535         DWORD len1, len2;
536
537         TRACE("LPFINDREPLACE=%p\n", pfr);
538
539         if(!COMDLG32_FR_CheckPartial((LPFINDREPLACEA)pfr, FALSE))
540                 return 0;
541
542         len1 = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen,
543                                     NULL, 0, NULL, NULL );
544         len2 = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrReplaceWith, pfr->wReplaceWithLen,
545                                     NULL, 0, NULL, NULL );
546         if((pdata = (COMDLG32_FR_Data *)COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data)
547                                                           + len1 + len2)) == NULL)
548             return 0; /* Error has been set */
549
550         pdata->user_fr.frw = pfr;
551         pdata->fr = *(LPFINDREPLACEA)pfr;       /* FINDREPLACEx have same size */
552         pdata->fr.Flags |= FR_WINE_REPLACE | FR_WINE_UNICODE;
553         pdata->fr.lpstrFindWhat = (LPSTR)(pdata + 1);  /* Set string pointer */
554         pdata->fr.lpstrReplaceWith = pdata->fr.lpstrFindWhat + len1;
555
556         WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen,
557                              pdata->fr.lpstrFindWhat, len1, NULL, NULL );
558         WideCharToMultiByte( CP_ACP, 0, pfr->lpstrReplaceWith, pfr->wReplaceWithLen,
559                              pdata->fr.lpstrReplaceWith, len2, NULL, NULL );
560         return COMDLG32_FR_DoFindReplace(pdata);
561 }