source: trunk/src/shell32/new/pidl.cpp@ 791

Last change on this file since 791 was 791, checked in by phaller, 26 years ago

Add: shell32/new - a direct port of WINE's Shell32 implmentation
File size: 34.6 KB
Line 
1/*
2 * pidl Handling
3 *
4 * Copyright 1998 Juergen Schmied
5 *
6 * NOTES
7 * a pidl == NULL means desktop and is legal
8 *
9 */
10
11#include <ctype.h>
12#include <stdlib.h>
13#include <string.h>
14#include <assert.h>
15#include <odin.h>
16
17#define ICOM_CINTERFACE 1
18#define CINTERFACE 1
19
20#include "debugtools.h"
21#include "shell.h"
22#include "shlguid.h"
23#include "winerror.h"
24#include "winnls.h"
25#include "winversion.h"
26#include "shell32_main.h"
27
28#include "pidl.h"
29#include "wine/undocshell.h"
30
31#include <misc.h>
32
33DECLARE_DEBUG_CHANNEL(pidl)
34DECLARE_DEBUG_CHANNEL(shell)
35
36void pdump (LPCITEMIDLIST pidl)
37{ DWORD type;
38 char * szData;
39 char * szShortName;
40 char szName[MAX_PATH];
41 BOOL bIsShellDebug;
42
43 LPITEMIDLIST pidltemp = pidl;
44 if (!TRACE_ON(pidl))
45 return;
46
47 /* silence the sub-functions */
48 bIsShellDebug = TRACE_ON(shell);
49 __SET_DEBUGGING(__DBCL_TRACE, dbch_shell, FALSE);
50 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, FALSE);
51
52 if (! pidltemp)
53 {
54 MESSAGE ("-------- pidl=NULL (Desktop)\n");
55 }
56 else
57 {
58 MESSAGE ("-------- pidl=%p\n", pidl);
59 if (pidltemp->mkid.cb)
60 {
61 do
62 {
63 type = _ILGetDataPointer(pidltemp)->type;
64 szData = _ILGetTextPointer(type, _ILGetDataPointer(pidltemp));
65 szShortName = _ILGetSTextPointer(type, _ILGetDataPointer(pidltemp));
66 _ILSimpleGetText(pidltemp, szName, MAX_PATH);
67
68 MESSAGE ("-- pidl=%p size=%u type=%lx name=%s (%s,%s)\n",
69 pidltemp, pidltemp->mkid.cb,type,szName,debugstr_a(szData), debugstr_a(szShortName));
70
71 pidltemp = ILGetNext(pidltemp);
72
73 } while (pidltemp->mkid.cb);
74 }
75 else
76 {
77 MESSAGE ("empty pidl (Desktop)\n");
78 }
79 }
80
81 __SET_DEBUGGING(__DBCL_TRACE, dbch_shell, bIsShellDebug);
82 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, TRUE);
83
84}
85#define BYTES_PRINTED 32
86BOOL pcheck (LPCITEMIDLIST pidl)
87{ DWORD type, ret=TRUE;
88 BOOL bIsPidlDebug;
89
90 LPITEMIDLIST pidltemp = pidl;
91
92 bIsPidlDebug = TRACE_ON(shell);
93 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, FALSE);
94
95 if (pidltemp && pidltemp->mkid.cb)
96 { do
97 { type = _ILGetDataPointer(pidltemp)->type;
98 switch (type)
99 { case PT_DESKTOP:
100 case PT_MYCOMP:
101 case PT_SPECIAL:
102 case PT_DRIVE:
103 case PT_DRIVE1:
104 case PT_DRIVE2:
105 case PT_DRIVE3:
106 case PT_FOLDER:
107 case PT_VALUE:
108 case PT_FOLDER1:
109 case PT_WORKGRP:
110 case PT_COMP:
111 case PT_NETWORK:
112 case PT_SHARE:
113 case PT_IESPECIAL:
114 break;
115 default:
116 {
117 char szTemp[BYTES_PRINTED*4 + 1];
118 int i;
119 unsigned char c;
120
121 memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
122 for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
123 {
124 c = ((unsigned char *)pidltemp)[i];
125
126 szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
127 szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
128 szTemp[i*3+2] = ' ';
129 szTemp[i+BYTES_PRINTED*3] = (c>=0x20 && c <=0x80) ? c : '.';
130 }
131 szTemp[BYTES_PRINTED*4] = 0x00;
132 ERR_(pidl)("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
133 ret = FALSE;
134 }
135 }
136 pidltemp = ILGetNext(pidltemp);
137 } while (pidltemp->mkid.cb);
138 }
139 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, bIsPidlDebug);
140 return ret;
141}
142
143/*************************************************************************
144 * ILGetDisplayName [SHELL32.15]
145 */
146BOOL WINAPI ILGetDisplayName(LPCITEMIDLIST pidl,LPSTR path)
147{
148 TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
149 return SHGetPathFromIDListA(pidl, path);
150}
151/*************************************************************************
152 * ILFindLastID [SHELL32.16]
153 *
154 * NOTES
155 * observed: pidl=Desktop return=pidl
156 */
157LPITEMIDLIST WINAPI ILFindLastID(LPITEMIDLIST pidl)
158{ LPITEMIDLIST pidlLast = pidl;
159
160 TRACE_(pidl)("(pidl=%p)\n",pidl);
161
162 while (pidl->mkid.cb)
163 {
164 pidlLast = pidl;
165 pidl = ILGetNext(pidl);
166 }
167 return pidlLast;
168}
169/*************************************************************************
170 * ILRemoveLastID [SHELL32.17]
171 *
172 * NOTES
173 * when pidl=Desktop return=FALSE
174 */
175BOOL WINAPI ILRemoveLastID(LPCITEMIDLIST pidl)
176{
177 TRACE_(shell)("pidl=%p\n",pidl);
178
179 if (!pidl || !pidl->mkid.cb)
180 return 0;
181 ILFindLastID(pidl)->mkid.cb = 0;
182 return 1;
183}
184
185/*************************************************************************
186 * ILClone [SHELL32.18]
187 *
188 * NOTES
189 * dupicate an idlist
190 */
191LPITEMIDLIST WINAPI ILClone (LPCITEMIDLIST pidl)
192{ DWORD len;
193 LPITEMIDLIST newpidl;
194
195 if (!pidl)
196 return NULL;
197
198 len = ILGetSize(pidl);
199 newpidl = (LPITEMIDLIST)SHAlloc(len);
200 if (newpidl)
201 memcpy(newpidl,pidl,len);
202
203 TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
204 pdump(pidl);
205
206 return newpidl;
207}
208/*************************************************************************
209 * ILCloneFirst [SHELL32.19]
210 *
211 * NOTES
212 * duplicates the first idlist of a complex pidl
213 */
214LPITEMIDLIST WINAPI ILCloneFirst(LPCITEMIDLIST pidl)
215{ DWORD len;
216 LPITEMIDLIST pidlNew = NULL;
217
218 TRACE_(pidl)("pidl=%p \n",pidl);
219 pdump(pidl);
220
221 if (pidl)
222 {
223 len = pidl->mkid.cb;
224 pidlNew = (LPITEMIDLIST) SHAlloc (len+2);
225 if (pidlNew)
226 {
227 memcpy(pidlNew,pidl,len+2); /* 2 -> mind a desktop pidl */
228
229 if (len)
230 ILGetNext(pidlNew)->mkid.cb = 0x00;
231 }
232 }
233 TRACE_(pidl)("-- newpidl=%p\n",pidlNew);
234
235 return pidlNew;
236}
237/*************************************************************************
238 * ILLoadFromStream
239 *
240 * NOTES
241 * the first two bytes are the len, the pidl is following then
242 */
243HRESULT WINAPI ILLoadFromStream (IStream * pStream, LPITEMIDLIST * ppPidl)
244{ WORD wLen = 0;
245 DWORD dwBytesRead;
246 HRESULT ret = E_FAIL;
247
248
249 TRACE_(shell)("%p %p\n", pStream , ppPidl);
250
251 if (*ppPidl)
252 { SHFree(*ppPidl);
253 *ppPidl = NULL;
254 }
255
256 IStream_AddRef (pStream);
257
258 if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
259 { *ppPidl = SHAlloc (wLen);
260 if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
261 { ret = S_OK;
262 }
263 else
264 { SHFree(*ppPidl);
265 *ppPidl = NULL;
266 }
267 }
268
269 /* we are not jet fully compatible */
270 if (!pcheck(*ppPidl))
271 { SHFree(*ppPidl);
272 *ppPidl = NULL;
273 }
274
275
276 IStream_Release (pStream);
277
278 return ret;
279}
280/*************************************************************************
281 * SHILCreateFromPath [SHELL32.28]
282 *
283 * NOTES
284 * wraper for IShellFolder::ParseDisplayName()
285 */
286HRESULT WINAPI SHILCreateFromPathA (LPCSTR path, LPITEMIDLIST * ppidl, DWORD * attributes)
287{ LPSHELLFOLDER sf;
288 WCHAR lpszDisplayName[MAX_PATH];
289 DWORD pchEaten;
290 HRESULT ret = E_FAIL;
291
292 TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes?*attributes:0);
293
294 LocalToWideChar(lpszDisplayName, path, MAX_PATH);
295
296 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
297 {
298 ret = IShellFolder_ParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,attributes);
299 IShellFolder_Release(sf);
300 }
301 return ret;
302}
303HRESULT WINAPI SHILCreateFromPathW (LPCWSTR path, LPITEMIDLIST * ppidl, DWORD * attributes)
304{ LPSHELLFOLDER sf;
305 DWORD pchEaten;
306 HRESULT ret = E_FAIL;
307
308 TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes?*attributes:0);
309
310 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
311 {
312 ret = IShellFolder_ParseDisplayName(sf,0, NULL, path, &pchEaten, ppidl, attributes);
313 IShellFolder_Release(sf);
314 }
315 return ret;
316}
317HRESULT WINAPI SHILCreateFromPathAW (LPCVOID path, LPITEMIDLIST * ppidl, DWORD * attributes)
318{
319 if ( VERSION_OsIsUnicode())
320 return SHILCreateFromPathW (path, ppidl, attributes);
321 return SHILCreateFromPathA (path, ppidl, attributes);
322}
323
324/*************************************************************************
325 * SHCloneSpecialIDList [SHELL32.89]
326 *
327 * PARAMETERS
328 * hwndOwner [in]
329 * nFolder [in] CSIDL_xxxxx ??
330 *
331 * RETURNS
332 * pidl ??
333 * NOTES
334 * exported by ordinal
335 */
336LPITEMIDLIST WINAPI SHCloneSpecialIDList(HWND hwndOwner,DWORD nFolder,DWORD x3)
337{ LPITEMIDLIST ppidl;
338 WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
339 hwndOwner,nFolder,x3);
340
341 SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
342
343 return ppidl;
344}
345
346/*************************************************************************
347 * ILGlobalClone [SHELL32.97]
348 *
349 */
350LPITEMIDLIST WINAPI ILGlobalClone(LPCITEMIDLIST pidl)
351{ DWORD len;
352 LPITEMIDLIST newpidl;
353
354 if (!pidl)
355 return NULL;
356
357 len = ILGetSize(pidl);
358 newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
359 if (newpidl)
360 memcpy(newpidl,pidl,len);
361
362 TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
363 pdump(pidl);
364
365 return newpidl;
366}
367
368/*************************************************************************
369 * ILIsEqual [SHELL32.21]
370 *
371 */
372BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
373{
374 char szData1[MAX_PATH];
375 char szData2[MAX_PATH];
376
377 LPITEMIDLIST pidltemp1 = pidl1;
378 LPITEMIDLIST pidltemp2 = pidl2;
379
380 TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
381
382 /* explorer reads from registry directly (StreamMRU),
383 so we can only check here */
384 if ((!pcheck (pidl1)) || (!pcheck (pidl2))) return FALSE;
385
386 pdump (pidl1);
387 pdump (pidl2);
388
389 if ( (!pidl1) || (!pidl2) ) return FALSE;
390
391 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
392 {
393 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
394 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
395
396 if (strcasecmp ( szData1, szData2 )!=0 )
397 return FALSE;
398
399 pidltemp1 = ILGetNext(pidltemp1);
400 pidltemp2 = ILGetNext(pidltemp2);
401 }
402
403 if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb)
404 {
405 return TRUE;
406 }
407
408 return FALSE;
409}
410/*************************************************************************
411 * ILIsParent [SHELL32.23]
412 *
413 * parent=a/b child=a/b/c -> true, c is in folder a/b
414 * child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
415 * child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
416 */
417BOOL WINAPI ILIsParent( LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL bImmediate)
418{
419 char szData1[MAX_PATH];
420 char szData2[MAX_PATH];
421
422 LPITEMIDLIST pParent = pidlParent;
423 LPITEMIDLIST pChild = pidlChild;
424
425 TRACE_(pidl)("%p %p %x\n", pidlParent, pidlChild, bImmediate);
426
427 while (pParent->mkid.cb && pChild->mkid.cb)
428 {
429 _ILSimpleGetText(pParent, szData1, MAX_PATH);
430 _ILSimpleGetText(pChild, szData2, MAX_PATH);
431
432 if (strcasecmp ( szData1, szData2 )!=0 )
433 return FALSE;
434
435 pParent = ILGetNext(pParent);
436 pChild = ILGetNext(pChild);
437 }
438
439 if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
440 return FALSE;
441
442 if ( ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
443 return FALSE;
444
445 return TRUE;
446}
447
448/*************************************************************************
449 * ILFindChild [SHELL32.24]
450 *
451 * NOTES
452 * Compares elements from pidl1 and pidl2.
453 *
454 * pidl1 is desktop pidl2
455 * pidl1 shorter pidl2 pointer to first different element of pidl2
456 * if there was at least one equal element
457 * pidl2 shorter pidl1 0
458 * pidl2 equal pidl1 pointer to last 0x00-element of pidl2
459 */
460LPITEMIDLIST WINAPI ILFindChild(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
461{
462 char szData1[MAX_PATH];
463 char szData2[MAX_PATH];
464
465 LPITEMIDLIST pidltemp1 = pidl1;
466 LPITEMIDLIST pidltemp2 = pidl2;
467 LPITEMIDLIST ret=NULL;
468
469 TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
470
471 /* explorer reads from registry directly (StreamMRU),
472 so we can only check here */
473 if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
474 return FALSE;
475
476 pdump (pidl1);
477 pdump (pidl2);
478
479 if ( _ILIsDesktop(pidl1) )
480 {
481 ret = pidl2;
482 }
483 else
484 {
485 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
486 {
487 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
488 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
489
490 if (strcasecmp(szData1,szData2))
491 break;
492
493 pidltemp1 = ILGetNext(pidltemp1);
494 pidltemp2 = ILGetNext(pidltemp2);
495 ret = pidltemp2;
496 }
497
498 if (pidltemp1->mkid.cb)
499 {
500 ret = NULL; /* elements of pidl1 left*/
501 }
502 }
503 TRACE_(shell)("--- %p\n", ret);
504 return ret; /* pidl 1 is shorter */
505}
506
507/*************************************************************************
508 * ILCombine [SHELL32.25]
509 *
510 * NOTES
511 * Concatenates two complex idlists.
512 * The pidl is the first one, pidlsub the next one
513 * Does not destroy the passed in idlists!
514 */
515LPITEMIDLIST WINAPI ILCombine(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
516{
517 DWORD len1,len2;
518 LPITEMIDLIST pidlNew;
519
520 TRACE_(pidl)("pidl=%p pidl=%p\n",pidl1,pidl2);
521
522 if(!pidl1 && !pidl2) return NULL;
523
524 pdump (pidl1);
525 pdump (pidl2);
526
527 if(!pidl1)
528 {
529 pidlNew = ILClone(pidl2);
530 return pidlNew;
531 }
532
533 if(!pidl2)
534 {
535 pidlNew = ILClone(pidl1);
536 return pidlNew;
537 }
538
539 len1 = ILGetSize(pidl1)-2;
540 len2 = ILGetSize(pidl2);
541 pidlNew = SHAlloc(len1+len2);
542
543 if (pidlNew)
544 {
545 memcpy(pidlNew,pidl1,len1);
546 memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
547 }
548
549 /* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
550 return pidlNew;
551}
552/*************************************************************************
553 * SHGetRealIDL [SHELL32.98]
554 *
555 * NOTES
556 */
557LPITEMIDLIST WINAPI SHGetRealIDL(LPSHELLFOLDER lpsf, LPITEMIDLIST pidl, DWORD z)
558{
559 FIXME_(pidl)("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
560
561 pdump (pidl);
562 return 0;
563}
564
565/*************************************************************************
566 * SHLogILFromFSIL [SHELL32.95]
567 *
568 * NOTES
569 * pild = CSIDL_DESKTOP ret = 0
570 * pild = CSIDL_DRIVES ret = 0
571 */
572LPITEMIDLIST WINAPI SHLogILFromFSIL(LPITEMIDLIST pidl)
573{
574 FIXME_(pidl)("(pidl=%p)\n",pidl);
575
576 pdump(pidl);
577
578 return 0;
579}
580
581/*************************************************************************
582 * ILGetSize [SHELL32.152]
583 * gets the byte size of an idlist including zero terminator (pidl)
584 *
585 * PARAMETERS
586 * pidl ITEMIDLIST
587 *
588 * RETURNS
589 * size of pidl
590 *
591 * NOTES
592 * exported by ordinal
593 */
594DWORD WINAPI ILGetSize(LPITEMIDLIST pidl)
595{
596 LPSHITEMID si = &(pidl->mkid);
597 DWORD len=0;
598
599 if (pidl)
600 { while (si->cb)
601 { len += si->cb;
602 si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
603 }
604 len += 2;
605 }
606 TRACE_(pidl)("pidl=%p size=%lu\n",pidl, len);
607 return len;
608}
609
610/*************************************************************************
611 * ILGetNext [SHELL32.153]
612 * gets the next simple pidl of a complex pidl
613 *
614 * observed return values:
615 * null -> null
616 * desktop -> null
617 * simple pidl -> pointer to 0x0000 element
618 *
619 */
620LPITEMIDLIST WINAPI ILGetNext(LPITEMIDLIST pidl)
621{
622 WORD len;
623
624 TRACE_(pidl)("(pidl=%p)\n",pidl);
625
626 if(pidl)
627 {
628 len = pidl->mkid.cb;
629 if (len)
630 {
631 pidl = (LPITEMIDLIST) (((LPBYTE)pidl)+len);
632 return pidl;
633 }
634 }
635 return NULL;
636}
637/*************************************************************************
638 * ILAppend [SHELL32.154]
639 *
640 * NOTES
641 * Adds the single item to the idlist indicated by pidl.
642 * if bEnd is 0, adds the item to the front of the list,
643 * otherwise adds the item to the end. (???)
644 * Destroys the passed in idlist! (???)
645 */
646LPITEMIDLIST WINAPI ILAppend(LPITEMIDLIST pidl,LPCITEMIDLIST item,BOOL bEnd)
647{
648 LPITEMIDLIST idlRet;
649
650 WARN_(pidl)("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
651
652 pdump (pidl);
653 pdump (item);
654
655 if (_ILIsDesktop(pidl))
656 {
657 idlRet = ILClone(item);
658 if (pidl)
659 SHFree (pidl);
660 return idlRet;
661 }
662
663 if (bEnd)
664 {
665 idlRet=ILCombine(pidl,item);
666 }
667 else
668 {
669 idlRet=ILCombine(item,pidl);
670 }
671
672 SHFree(pidl);
673 return idlRet;
674}
675/*************************************************************************
676 * ILFree [SHELL32.155]
677 *
678 * NOTES
679 * free_check_ptr - frees memory (if not NULL)
680 * allocated by SHMalloc allocator
681 * exported by ordinal
682 */
683DWORD WINAPI ILFree(LPITEMIDLIST pidl)
684{ TRACE_(pidl)("(pidl=0x%08lx)\n",(DWORD)pidl);
685
686 if (!pidl)
687 return FALSE;
688
689 return SHFree(pidl);
690}
691/*************************************************************************
692 * ILGlobalFree [SHELL32.156]
693 *
694 */
695DWORD WINAPI ILGlobalFree( LPITEMIDLIST pidl)
696{
697 TRACE_(pidl)("%p\n",pidl);
698
699 if (!pidl)
700 return FALSE;
701
702 return pCOMCTL32_Free (pidl);
703}
704/*************************************************************************
705 * ILCreateFromPath [SHELL32.157]
706 *
707 */
708LPITEMIDLIST WINAPI ILCreateFromPathA (LPCSTR path)
709{
710 LPITEMIDLIST pidlnew;
711 DWORD attributes = 0;
712
713 TRACE_(shell)("%s\n",path);
714
715 if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, &attributes)))
716 return pidlnew;
717 return FALSE;
718}
719LPITEMIDLIST WINAPI ILCreateFromPathW (LPCWSTR path)
720{
721 LPITEMIDLIST pidlnew;
722 DWORD attributes = 0;
723
724 TRACE_(shell)("%s\n",debugstr_w(path));
725
726 if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, &attributes)))
727 return pidlnew;
728 return FALSE;
729}
730LPITEMIDLIST WINAPI ILCreateFromPathAW (LPCVOID path)
731{
732 if ( VERSION_OsIsUnicode())
733 return ILCreateFromPathW (path);
734 return ILCreateFromPathA (path);
735}
736/*************************************************************************
737 * SHSimpleIDListFromPath [SHELL32.162]
738 */
739LPITEMIDLIST WINAPI SHSimpleIDListFromPathA (LPSTR lpszPath)
740{
741 LPITEMIDLIST pidl=NULL;
742 HANDLE hFile;
743 WIN32_FIND_DATAA stffile;
744
745 TRACE_(pidl)("path=%s\n", lpszPath);
746
747 if (!lpszPath) return NULL;
748
749 hFile = FindFirstFileA(lpszPath, &stffile);
750
751 if ( hFile != INVALID_HANDLE_VALUE )
752 {
753 if (stffile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
754 {
755 pidl = _ILCreateFolder (&stffile);
756 }
757 else
758 {
759 pidl = _ILCreateValue (&stffile);
760 }
761 FindClose (hFile);
762 }
763 return pidl;
764}
765LPITEMIDLIST WINAPI SHSimpleIDListFromPathW (LPWSTR lpszPath)
766{
767 char lpszTemp[MAX_PATH];
768 TRACE_(pidl)("path=L%s\n",debugstr_w(lpszPath));
769
770 WideCharToLocal(lpszTemp, lpszPath, MAX_PATH);
771
772 return SHSimpleIDListFromPathA (lpszTemp);
773}
774
775LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPVOID lpszPath)
776{
777 if ( VERSION_OsIsUnicode())
778 return SHSimpleIDListFromPathW (lpszPath);
779 return SHSimpleIDListFromPathA (lpszPath);
780}
781
782/*************************************************************************
783 * SHGetSpecialFolderLocation [SHELL32.223]
784 *
785 * gets the folder locations from the registry and creates a pidl
786 * creates missing reg keys and directorys
787 *
788 * PARAMS
789 * hwndOwner [I]
790 * nFolder [I] CSIDL_xxxxx
791 * ppidl [O] PIDL of a special folder
792 *
793 */
794HRESULT WINAPI SHGetSpecialFolderLocation(
795 HWND hwndOwner,
796 INT nFolder,
797 LPITEMIDLIST * ppidl)
798{
799 CHAR szPath[256];
800 HRESULT hr = E_INVALIDARG;
801
802 TRACE_(shell)("(%04x,0x%x,%p)\n", hwndOwner,nFolder,ppidl);
803
804 *ppidl = NULL;
805
806 if (ppidl)
807 {
808 switch (nFolder)
809 {
810 case CSIDL_DESKTOP:
811 *ppidl = _ILCreateDesktop();
812 hr = NOERROR;
813 break;
814
815 case CSIDL_DRIVES:
816 *ppidl = _ILCreateMyComputer();
817 hr = NOERROR;
818 break;
819
820 default:
821 if (SHGetSpecialFolderPathA(hwndOwner, szPath, nFolder, TRUE))
822 {
823 DWORD attributes=0;
824 TRACE_(shell)("Value=%s\n",szPath);
825 hr = SHILCreateFromPathA(szPath, ppidl, &attributes);
826 }
827 }
828 }
829
830 TRACE_(shell)("-- (new pidl %p)\n",*ppidl);
831 return hr;
832}
833
834/*************************************************************************
835 * SHGetDataFromIDListA [SHELL32.247]
836 *
837 */
838HRESULT WINAPI SHGetDataFromIDListA(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
839{
840 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
841
842 if (! psf || !dest ) return E_INVALIDARG;
843
844 switch (nFormat)
845 {
846 case SHGDFIL_FINDDATA:
847 {
848 WIN32_FIND_DATAA * pfd = dest;
849 CHAR pszPath[MAX_PATH];
850 HANDLE handle;
851
852 if ( len < sizeof (WIN32_FIND_DATAA))
853 return E_INVALIDARG;
854
855 SHGetPathFromIDListA(pidl, pszPath);
856
857 if ((handle = FindFirstFileA ( pszPath, pfd)))
858 FindClose (handle);
859 }
860 return NOERROR;
861
862 case SHGDFIL_NETRESOURCE:
863 case SHGDFIL_DESCRIPTIONID:
864 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
865 break;
866
867 default:
868 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
869 }
870
871 return E_INVALIDARG;
872}
873/*************************************************************************
874 * SHGetDataFromIDListW [SHELL32.247]
875 *
876 */
877HRESULT WINAPI SHGetDataFromIDListW(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
878{
879 FIXME_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
880
881 return SHGetDataFromIDListA( psf, pidl, nFormat, dest, len);
882}
883
884/*************************************************************************
885 * SHGetPathFromIDListA [SHELL32.261][NT 4.0: SHELL32.220]
886 *
887 * PARAMETERS
888 * pidl, [IN] pidl
889 * pszPath [OUT] path
890 *
891 * RETURNS
892 * path from a passed PIDL.
893 *
894 * NOTES
895 * NULL returns FALSE
896 * desktop pidl gives path to desktopdirectory back
897 * special pidls returning FALSE
898 *
899 * FIXME
900 * fnGetDisplayNameOf can return different types of OLEString
901 */
902BOOL WINAPI SHGetPathFromIDListA (LPCITEMIDLIST pidl,LPSTR pszPath)
903{ STRRET str;
904 LPSHELLFOLDER shellfolder;
905
906 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
907
908 if (!pidl) return FALSE;
909
910 pdump(pidl);
911
912 if(_ILIsDesktop(pidl))
913 {
914 SHGetSpecialFolderPathA(0, pszPath, CSIDL_DESKTOPDIRECTORY, FALSE);
915 }
916 else
917 {
918 if (SHGetDesktopFolder(&shellfolder)==S_OK)
919 {
920 IShellFolder_GetDisplayNameOf(shellfolder,pidl,SHGDN_FORPARSING,&str);
921 StrRetToStrNA (pszPath, MAX_PATH, &str, pidl);
922 IShellFolder_Release(shellfolder);
923 }
924 }
925 TRACE_(shell)("-- (%s)\n",pszPath);
926
927 return TRUE;
928}
929/*************************************************************************
930 * SHGetPathFromIDListW [SHELL32.262]
931 */
932BOOL WINAPI SHGetPathFromIDListW (LPCITEMIDLIST pidl,LPWSTR pszPath)
933{ char sTemp[MAX_PATH];
934
935 TRACE_(shell)("(pidl=%p)\n", pidl);
936
937 SHGetPathFromIDListA (pidl, sTemp);
938 lstrcpyAtoW(pszPath, sTemp);
939
940 TRACE_(shell)("-- (%s)\n",debugstr_w(pszPath));
941
942 return TRUE;
943}
944
945/*************************************************************************
946 * SHBindToParent [shell version 5.0]
947 */
948HRESULT WINAPI SHBindToParent(LPCITEMIDLIST pidl, REFIID riid, LPVOID *ppv, LPCITEMIDLIST *ppidlLast)
949{
950 IShellFolder * psf;
951 LPITEMIDLIST pidlChild, pidlParent;
952 HRESULT hr=E_FAIL;
953
954 TRACE_(shell)("pidl=%p\n", pidl);
955 pdump(pidl);
956
957 *ppv = NULL;
958 if (ppidlLast) *ppidlLast = NULL;
959
960 if (_ILIsPidlSimple(pidl))
961 {
962 /* we are on desktop level */
963 if (ppidlLast)
964 *ppidlLast = ILClone(pidl);
965 hr = SHGetDesktopFolder((IShellFolder**)ppv);
966 }
967 else
968 {
969 pidlChild = ILClone(ILFindLastID(pidl));
970 pidlParent = ILClone(pidl);
971 ILRemoveLastID(pidlParent);
972
973 hr = SHGetDesktopFolder(&psf);
974
975 if (SUCCEEDED(hr))
976 hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
977
978 if (SUCCEEDED(hr) && ppidlLast)
979 *ppidlLast = pidlChild;
980 else
981 ILFree (pidlChild);
982
983 SHFree (pidlParent);
984 }
985
986
987 TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
988 return hr;
989}
990
991/*************************************************************************
992 * SHGetPathFromIDListAW [SHELL32.221][NT 4.0: SHELL32.219]
993 */
994BOOL WINAPI SHGetPathFromIDListAW(LPCITEMIDLIST pidl,LPVOID pszPath)
995{
996 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
997
998 if (VERSION_OsIsUnicode())
999 return SHGetPathFromIDListW(pidl,pszPath);
1000 return SHGetPathFromIDListA(pidl,pszPath);
1001}
1002
1003/**************************************************************************
1004 *
1005 * internal functions
1006 *
1007 * ### 1. section creating pidls ###
1008 *
1009 *************************************************************************
1010 * _ILCreateDesktop()
1011 * _ILCreateIExplore()
1012 * _ILCreateMyComputer()
1013 * _ILCreateDrive()
1014 * _ILCreateFolder()
1015 * _ILCreateValue()
1016 */
1017LPITEMIDLIST WINAPI _ILCreateDesktop()
1018{ TRACE_(pidl)("()\n");
1019 return _ILCreate(PT_DESKTOP, NULL, 0);
1020}
1021
1022LPITEMIDLIST WINAPI _ILCreateMyComputer()
1023{ TRACE_(pidl)("()\n");
1024 return _ILCreate(PT_MYCOMP, &IID_MyComputer, sizeof(GUID));
1025}
1026
1027LPITEMIDLIST WINAPI _ILCreateIExplore()
1028{ TRACE_(pidl)("()\n");
1029 return _ILCreate(PT_MYCOMP, &IID_IExplore, sizeof(GUID));
1030}
1031
1032LPITEMIDLIST WINAPI _ILCreateDrive( LPCSTR lpszNew)
1033{ char sTemp[4];
1034 lstrcpynA (sTemp,lpszNew,4);
1035 sTemp[2]='\\';
1036 sTemp[3]=0x00;
1037 TRACE_(pidl)("(%s)\n",sTemp);
1038 return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
1039}
1040
1041LPITEMIDLIST WINAPI _ILCreateFolder( WIN32_FIND_DATAA * stffile )
1042{
1043 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1044 char * pbuff = buff;
1045 ULONG len, len1;
1046 LPITEMIDLIST pidl;
1047
1048 TRACE_(pidl)("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1049
1050 /* prepare buffer with both names */
1051 len = strlen (stffile->cFileName) + 1;
1052 memcpy (pbuff, stffile->cFileName, len);
1053 pbuff += len;
1054
1055 if (stffile->cAlternateFileName)
1056 {
1057 len1 = strlen (stffile->cAlternateFileName)+1;
1058 memcpy (pbuff, stffile->cAlternateFileName, len1);
1059 }
1060 else
1061 {
1062 len1 = 1;
1063 *pbuff = 0x00;
1064 }
1065
1066 pidl = _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
1067
1068 /* set attributes */
1069 if (pidl)
1070 {
1071 LPPIDLDATA pData;
1072 pData = _ILGetDataPointer(pidl);
1073 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1074 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1075 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1076 }
1077
1078 return pidl;
1079}
1080
1081LPITEMIDLIST WINAPI _ILCreateValue(WIN32_FIND_DATAA * stffile)
1082{
1083 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1084 char * pbuff = buff;
1085 ULONG len, len1;
1086 LPITEMIDLIST pidl;
1087
1088 TRACE_(pidl)("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1089
1090 /* prepare buffer with both names */
1091 len = strlen (stffile->cFileName) + 1;
1092 memcpy (pbuff, stffile->cFileName, len);
1093 pbuff += len;
1094
1095 if (stffile->cAlternateFileName)
1096 {
1097 len1 = strlen (stffile->cAlternateFileName)+1;
1098 memcpy (pbuff, stffile->cAlternateFileName, len1);
1099 }
1100 else
1101 {
1102 len1 = 1;
1103 *pbuff = 0x00;
1104 }
1105
1106 pidl = _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
1107
1108 /* set attributes */
1109 if (pidl)
1110 {
1111 LPPIDLDATA pData;
1112 pData = _ILGetDataPointer(pidl);
1113 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1114 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1115 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1116 }
1117
1118 return pidl;
1119}
1120
1121LPITEMIDLIST WINAPI _ILCreateSpecial(LPCSTR szGUID)
1122{
1123 IID iid;
1124 CLSIDFromString16(szGUID,&iid);
1125 return _ILCreate(PT_MYCOMP, &iid, sizeof(IID));
1126}
1127
1128/**************************************************************************
1129 * _ILCreate()
1130 * Creates a new PIDL
1131 * type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1132 * pIn = data
1133 * uInSize = size of data (raw)
1134 */
1135
1136LPITEMIDLIST WINAPI _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT16 uInSize)
1137{ LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
1138 LPPIDLDATA pData;
1139 UINT16 uSize = 0;
1140 LPSTR pszDest;
1141
1142 TRACE_(pidl)("(0x%02x %p %i)\n",type,pIn,uInSize);
1143
1144 switch (type)
1145 { case PT_DESKTOP:
1146 uSize = 0;
1147 pidlOut = SHAlloc(uSize + 2);
1148 pidlOut->mkid.cb = uSize;
1149 TRACE_(pidl)("- create Desktop\n");
1150 break;
1151
1152 case PT_MYCOMP:
1153 uSize = 2 + 2 + sizeof(GUID);
1154 pidlOut = SHAlloc(uSize + 2);
1155 ZeroMemory(pidlOut, uSize + 2);
1156 pidlOut->mkid.cb = uSize;
1157 pData =_ILGetDataPointer(pidlOut);
1158 pData->type = type;
1159 memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1160 TRACE_(pidl)("- create GUID-pidl\n");
1161 break;
1162
1163 case PT_DRIVE:
1164 uSize = 2 + 23;
1165 pidlOut = SHAlloc(uSize + 2);
1166 ZeroMemory(pidlOut, uSize + 2);
1167 pidlOut->mkid.cb = uSize;
1168 pData =_ILGetDataPointer(pidlOut);
1169 pData->type = type;
1170 pszDest = _ILGetTextPointer(type, pData);
1171 memcpy(pszDest, pIn, uInSize);
1172 TRACE_(pidl)("- create Drive: %s\n",debugstr_a(pszDest));
1173 break;
1174
1175 case PT_FOLDER:
1176 case PT_VALUE:
1177 uSize = 2 + 12 + uInSize;
1178 pidlOut = SHAlloc(uSize + 2);
1179 ZeroMemory(pidlOut, uSize + 2);
1180 pidlOut->mkid.cb = uSize;
1181 pData =_ILGetDataPointer(pidlOut);
1182 pData->type = type;
1183 pszDest = _ILGetTextPointer(type, pData);
1184 memcpy(pszDest, pIn, uInSize);
1185 TRACE_(pidl)("- create Value: %s\n",debugstr_a(pszDest));
1186 break;
1187 }
1188
1189 pidlTemp = ILGetNext(pidlOut);
1190 if (pidlTemp)
1191 pidlTemp->mkid.cb = 0x00;
1192
1193 TRACE_(pidl)("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1194 return pidlOut;
1195}
1196
1197/**************************************************************************
1198 * _ILGetDrive()
1199 *
1200 * Gets the text for the drive eg. 'c:\'
1201 *
1202 * RETURNS
1203 * strlen (lpszText)
1204 */
1205DWORD WINAPI _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT16 uSize)
1206{ TRACE_(pidl)("(%p,%p,%u)\n",pidl,pOut,uSize);
1207
1208 if(_ILIsMyComputer(pidl))
1209 pidl = ILGetNext(pidl);
1210
1211 if (pidl && _ILIsDrive(pidl))
1212 return _ILSimpleGetText(pidl, pOut, uSize);
1213
1214 return 0;
1215}
1216
1217/**************************************************************************
1218 *
1219 * ### 2. section testing pidls ###
1220 *
1221 **************************************************************************
1222 * _ILIsDesktop()
1223 * _ILIsMyComputer()
1224 * _ILIsSpecialFolder()
1225 * _ILIsDrive()
1226 * _ILIsFolder()
1227 * _ILIsValue()
1228 * _ILIsPidlSimple()
1229 */
1230BOOL WINAPI _ILIsDesktop(LPCITEMIDLIST pidl)
1231{ TRACE_(pidl)("(%p)\n",pidl);
1232 return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
1233}
1234
1235BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST pidl)
1236{
1237 REFIID iid = _ILGetGUIDPointer(pidl);
1238
1239 TRACE_(pidl)("(%p)\n",pidl);
1240
1241 if (iid)
1242 return IsEqualIID(iid, &IID_MyComputer);
1243 return FALSE;
1244}
1245
1246BOOL WINAPI _ILIsSpecialFolder (LPCITEMIDLIST pidl)
1247{
1248 LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1249 TRACE_(pidl)("(%p)\n",pidl);
1250 return (pidl && ( (lpPData && (PT_MYCOMP== lpPData->type || PT_SPECIAL== lpPData->type)) ||
1251 (pidl && pidl->mkid.cb == 0x00)
1252 ));
1253}
1254
1255BOOL WINAPI _ILIsDrive(LPCITEMIDLIST pidl)
1256{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1257 TRACE_(pidl)("(%p)\n",pidl);
1258 return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
1259 PT_DRIVE1 == lpPData->type ||
1260 PT_DRIVE2 == lpPData->type ||
1261 PT_DRIVE3 == lpPData->type));
1262}
1263
1264BOOL WINAPI _ILIsFolder(LPCITEMIDLIST pidl)
1265{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1266 TRACE_(pidl)("(%p)\n",pidl);
1267 return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
1268}
1269
1270BOOL WINAPI _ILIsValue(LPCITEMIDLIST pidl)
1271{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1272 TRACE_(pidl)("(%p)\n",pidl);
1273 return (pidl && lpPData && PT_VALUE == lpPData->type);
1274}
1275
1276/**************************************************************************
1277 * _ILIsPidlSimple
1278 */
1279BOOL WINAPI _ILIsPidlSimple ( LPCITEMIDLIST pidl)
1280{
1281 BOOL ret = TRUE;
1282
1283 if(! _ILIsDesktop(pidl)) /* pidl=NULL or mkid.cb=0 */
1284 {
1285 WORD len = pidl->mkid.cb;
1286 LPCITEMIDLIST pidlnext = (LPCITEMIDLIST) (((LPBYTE)pidl) + len );
1287 if (pidlnext->mkid.cb)
1288 ret = FALSE;
1289 }
1290
1291 TRACE_(pidl)("%s\n", ret ? "Yes" : "No");
1292 return ret;
1293}
1294
1295/**************************************************************************
1296 *
1297 * ### 3. section getting values from pidls ###
1298 */
1299
1300 /**************************************************************************
1301 * _ILSimpleGetText
1302 *
1303 * gets the text for the first item in the pidl (eg. simple pidl)
1304 *
1305 * returns the lenght of the string
1306 */
1307DWORD WINAPI _ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
1308{
1309 LPPIDLDATA pData;
1310 DWORD dwReturn=0;
1311 LPSTR szSrc;
1312 GUID const * riid;
1313 char szTemp[MAX_PATH];
1314
1315 TRACE_(pidl)("(%p %p %x)\n",pidl,szOut,uOutSize);
1316
1317 if (!pidl) return 0;
1318
1319 if (szOut)
1320 *szOut = 0;
1321
1322 pData = _ILGetDataPointer(pidl);
1323
1324 if (!pData)
1325 {
1326 /* desktop */
1327 if (HCR_GetClassName(&CLSID_ShellDesktop, szTemp, MAX_PATH))
1328 {
1329 if (szOut)
1330 lstrcpynA(szOut, szTemp, uOutSize);
1331
1332 dwReturn = strlen (szTemp);
1333 }
1334 }
1335 else if (( szSrc = _ILGetTextPointer(pData->type, pData) ))
1336 {
1337 /* filesystem */
1338 if (szOut)
1339 lstrcpynA(szOut, szSrc, MAX_PATH);
1340
1341 dwReturn = strlen(szSrc);
1342 }
1343 else if (( riid = _ILGetGUIDPointer(pidl) ))
1344 {
1345 /* special folder */
1346 if ( HCR_GetClassName(riid, szTemp, MAX_PATH) )
1347 {
1348 if (szOut)
1349 lstrcpynA(szOut, szTemp, uOutSize);
1350
1351 dwReturn = strlen (szTemp);
1352 }
1353 }
1354 else
1355 {
1356 ERR_(pidl)("-- no text\n");
1357 }
1358
1359 TRACE_(pidl)("-- (%p=%s 0x%08lx)\n",szOut,(char*)szOut,dwReturn);
1360 return dwReturn;
1361}
1362
1363/**************************************************************************
1364 *
1365 * ### 4. getting pointers to parts of pidls ###
1366 *
1367 **************************************************************************
1368 * _ILGetDataPointer()
1369 */
1370LPPIDLDATA WINAPI _ILGetDataPointer(LPITEMIDLIST pidl)
1371{
1372 if(pidl && pidl->mkid.cb != 0x00)
1373 return (LPPIDLDATA) &(pidl->mkid.abID);
1374 return NULL;
1375}
1376
1377/**************************************************************************
1378 * _ILGetTextPointer()
1379 * gets a pointer to the long filename string stored in the pidl
1380 */
1381LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1382{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1383
1384 if(!pidldata)
1385 { return NULL;
1386 }
1387
1388 switch (type)
1389 {
1390 case PT_MYCOMP:
1391 case PT_SPECIAL:
1392 return NULL;
1393
1394 case PT_DRIVE:
1395 case PT_DRIVE1:
1396 case PT_DRIVE2:
1397 case PT_DRIVE3:
1398 return (LPSTR)&(pidldata->u.drive.szDriveName);
1399
1400 case PT_FOLDER:
1401 case PT_FOLDER1:
1402 case PT_VALUE:
1403 case PT_IESPECIAL:
1404 return (LPSTR)&(pidldata->u.file.szNames);
1405
1406 case PT_WORKGRP:
1407 case PT_COMP:
1408 case PT_NETWORK:
1409 case PT_SHARE:
1410 return (LPSTR)&(pidldata->u.network.szNames);
1411 }
1412 return NULL;
1413}
1414
1415/**************************************************************************
1416 * _ILGetSTextPointer()
1417 * gets a pointer to the short filename string stored in the pidl
1418 */
1419LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1420{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1421
1422 if(!pidldata)
1423 return NULL;
1424
1425 switch (type)
1426 {
1427 case PT_FOLDER:
1428 case PT_VALUE:
1429 case PT_IESPECIAL:
1430 return (LPSTR)(pidldata->u.file.szNames + strlen (pidldata->u.file.szNames) + 1);
1431
1432 case PT_WORKGRP:
1433 return (LPSTR)(pidldata->u.network.szNames + strlen (pidldata->u.network.szNames) + 1);
1434 }
1435 return NULL;
1436}
1437
1438/**************************************************************************
1439 * _ILGetGUIDPointer()
1440 *
1441 * returns reference to guid stored in some pidls
1442 */
1443REFIID WINAPI _ILGetGUIDPointer(LPCITEMIDLIST pidl)
1444{
1445 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1446
1447 if (pdata)
1448 {
1449 switch (pdata->type)
1450 {
1451 case PT_SPECIAL:
1452 case PT_MYCOMP:
1453 return (REFIID) &(pdata->u.mycomp.guid);
1454 }
1455 }
1456 return NULL;
1457}
1458
1459BOOL WINAPI _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1460{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1461 FILETIME ft;
1462 SYSTEMTIME time;
1463
1464 switch (pdata->type)
1465 { case PT_FOLDER:
1466 DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, &ft);
1467 break;
1468 case PT_VALUE:
1469 DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, &ft);
1470 break;
1471 default:
1472 return FALSE;
1473 }
1474 FileTimeToSystemTime (&ft, &time);
1475 return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
1476}
1477
1478BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1479{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1480
1481 switch (pdata->type)
1482 { case PT_VALUE:
1483 break;
1484 default:
1485 return FALSE;
1486 }
1487 StrFormatByteSizeA(pdata->u.file.dwFileSize, pOut, uOutSize);
1488 return TRUE;
1489}
1490
1491BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1492{
1493 char szTemp[MAX_PATH];
1494 const char * pPoint;
1495 LPITEMIDLIST pidlTemp=pidl;
1496
1497 TRACE_(pidl)("pidl=%p\n",pidl);
1498
1499 if (!pidl) return FALSE;
1500
1501 pidlTemp = ILFindLastID(pidl);
1502
1503 if (!_ILIsValue(pidlTemp)) return FALSE;
1504 if (!_ILSimpleGetText(pidlTemp, szTemp, MAX_PATH)) return FALSE;
1505
1506 pPoint = PathFindExtensionA(szTemp);
1507
1508 if (! *pPoint) return FALSE;
1509
1510 pPoint++;
1511 lstrcpynA(pOut, pPoint, uOutSize);
1512 TRACE_(pidl)("%s\n",pOut);
1513
1514 return TRUE;
1515}
1516
Note: See TracBrowser for help on using the repository browser.