source: trunk/src/shell32/new/pidl.cpp@ 1183

Last change on this file since 1183 was 1183, checked in by phaller, 26 years ago

Add: debug info
File size: 36.2 KB
Line 
1/* $Id: pidl.cpp,v 1.6 1999-10-08 10:19:23 phaller Exp $ */
2
3/*
4 * Win32 SHELL32 for OS/2
5 *
6 * Copyright 1999 Patrick Haller (haller@zebra.fh-weingarten.de)
7 * Project Odin Software License can be found in LICENSE.TXT
8 *
9 */
10
11/*
12 * pidl Handling
13 *
14 * Copyright 1998 Juergen Schmied
15 *
16 * NOTES
17 * a pidl == NULL means desktop and is legal
18 *
19 */
20
21
22/*****************************************************************************
23 * Includes *
24 *****************************************************************************/
25
26#include <ctype.h>
27#include <stdlib.h>
28#include <string.h>
29#include <assert.h>
30#include <odin.h>
31#include <odinwrap.h>
32#include <os2sel.h>
33
34#define ICOM_CINTERFACE 1
35#define CINTERFACE 1
36
37#include "debugtools.h"
38#include "shell.h"
39#include "shlguid.h"
40#include "winerror.h"
41#include "winnls.h"
42#include "winversion.h"
43#include "shell32_main.h"
44
45#include "pidl.h"
46#include "wine/undocshell.h"
47
48#include <heapstring.h>
49#include <misc.h>
50
51
52ODINDEBUGCHANNEL(SHELL32-PIDL)
53
54
55/*****************************************************************************
56 * Implementation *
57 *****************************************************************************/
58
59void pdump (LPCITEMIDLIST pidl)
60{ DWORD type;
61 char * szData;
62 char * szShortName;
63 char szName[MAX_PATH];
64 BOOL bIsShellDebug;
65
66 LPITEMIDLIST pidltemp = pidl;
67 if (!TRACE_ON(pidl))
68 return;
69
70 /* silence the sub-functions */
71 bIsShellDebug = TRACE_ON(shell);
72 __SET_DEBUGGING(__DBCL_TRACE, dbch_shell, FALSE);
73 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, FALSE);
74
75 if (! pidltemp)
76 {
77 dprintf(("SHELL32:pidl pdump -------- pidl=NULL (Desktop)\n"));
78 }
79 else
80 {
81 dprintf(("SHELL32:pidl pdump -------- pidl=%p\n", pidl));
82 if (pidltemp->mkid.cb)
83 {
84 do
85 {
86 type = _ILGetDataPointer(pidltemp)->type;
87 szData = _ILGetTextPointer(type, _ILGetDataPointer(pidltemp));
88 szShortName = _ILGetSTextPointer(type, _ILGetDataPointer(pidltemp));
89 _ILSimpleGetText(pidltemp, szName, MAX_PATH);
90
91 dprintf(("SHELL32:pidl pdump -- pidl=%p size=%u type=%lx name=%s (%s,%s)\n",
92 pidltemp, pidltemp->mkid.cb,type,szName,debugstr_a(szData), debugstr_a(szShortName)));
93
94 pidltemp = ILGetNext(pidltemp);
95
96 } while (pidltemp->mkid.cb);
97 }
98 else
99 {
100 dprintf(("SHELL32:pidl pdump empty pidl (Desktop)\n"));
101 }
102 }
103
104 __SET_DEBUGGING(__DBCL_TRACE, dbch_shell, bIsShellDebug);
105 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, TRUE);
106
107}
108#define BYTES_PRINTED 32
109BOOL pcheck (LPCITEMIDLIST pidl)
110{ DWORD type, ret=TRUE;
111 BOOL bIsPidlDebug;
112
113 LPITEMIDLIST pidltemp = pidl;
114
115 bIsPidlDebug = TRACE_ON(shell);
116 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, FALSE);
117
118 if (pidltemp && pidltemp->mkid.cb)
119 { do
120 { type = _ILGetDataPointer(pidltemp)->type;
121 switch (type)
122 { case PT_DESKTOP:
123 case PT_MYCOMP:
124 case PT_SPECIAL:
125 case PT_DRIVE:
126 case PT_DRIVE1:
127 case PT_DRIVE2:
128 case PT_DRIVE3:
129 case PT_FOLDER:
130 case PT_VALUE:
131 case PT_FOLDER1:
132 case PT_WORKGRP:
133 case PT_COMP:
134 case PT_NETWORK:
135 case PT_SHARE:
136 case PT_IESPECIAL:
137 break;
138 default:
139 {
140 char szTemp[BYTES_PRINTED*4 + 1];
141 int i;
142 unsigned char c;
143
144 memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
145 for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
146 {
147 c = ((unsigned char *)pidltemp)[i];
148
149 szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
150 szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
151 szTemp[i*3+2] = ' ';
152 szTemp[i+BYTES_PRINTED*3] = (c>=0x20 && c <=0x80) ? c : '.';
153 }
154 szTemp[BYTES_PRINTED*4] = 0x00;
155 ERR_(pidl)("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
156 ret = FALSE;
157 }
158 }
159 pidltemp = ILGetNext(pidltemp);
160 } while (pidltemp->mkid.cb);
161 }
162 __SET_DEBUGGING(__DBCL_TRACE, dbch_pidl, bIsPidlDebug);
163 return ret;
164}
165
166/*************************************************************************
167 * ILGetDisplayName [SHELL32.15]
168 */
169BOOL WINAPI ILGetDisplayName(LPCITEMIDLIST pidl,LPSTR path)
170{
171 TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
172 return SHGetPathFromIDListA(pidl, path);
173}
174/*************************************************************************
175 * ILFindLastID [SHELL32.16]
176 *
177 * NOTES
178 * observed: pidl=Desktop return=pidl
179 */
180LPITEMIDLIST WINAPI ILFindLastID(LPITEMIDLIST pidl)
181{ LPITEMIDLIST pidlLast = pidl;
182
183 TRACE_(pidl)("(pidl=%p)\n",pidl);
184
185 while (pidl->mkid.cb)
186 {
187 pidlLast = pidl;
188 pidl = ILGetNext(pidl);
189 }
190 return pidlLast;
191}
192/*************************************************************************
193 * ILRemoveLastID [SHELL32.17]
194 *
195 * NOTES
196 * when pidl=Desktop return=FALSE
197 */
198BOOL WINAPI ILRemoveLastID(LPCITEMIDLIST pidl)
199{
200 TRACE_(shell)("pidl=%p\n",pidl);
201
202 if (!pidl || !pidl->mkid.cb)
203 return 0;
204 ILFindLastID(pidl)->mkid.cb = 0;
205 return 1;
206}
207
208/*************************************************************************
209 * ILClone [SHELL32.18]
210 *
211 * NOTES
212 * dupicate an idlist
213 */
214LPITEMIDLIST WINAPI ILClone (LPCITEMIDLIST pidl)
215{ DWORD len;
216 LPITEMIDLIST newpidl;
217
218 if (!pidl)
219 return NULL;
220
221 len = ILGetSize(pidl);
222 newpidl = (LPITEMIDLIST)SHAlloc(len);
223 if (newpidl)
224 memcpy(newpidl,pidl,len);
225
226 TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
227 pdump(pidl);
228
229 return newpidl;
230}
231/*************************************************************************
232 * ILCloneFirst [SHELL32.19]
233 *
234 * NOTES
235 * duplicates the first idlist of a complex pidl
236 */
237LPITEMIDLIST WINAPI ILCloneFirst(LPCITEMIDLIST pidl)
238{ DWORD len;
239 LPITEMIDLIST pidlNew = NULL;
240
241 TRACE_(pidl)("pidl=%p \n",pidl);
242 pdump(pidl);
243
244 if (pidl)
245 {
246 len = pidl->mkid.cb;
247 pidlNew = (LPITEMIDLIST) SHAlloc (len+2);
248 if (pidlNew)
249 {
250 memcpy(pidlNew,pidl,len+2); /* 2 -> mind a desktop pidl */
251
252 if (len)
253 ILGetNext(pidlNew)->mkid.cb = 0x00;
254 }
255 }
256 TRACE_(pidl)("-- newpidl=%p\n",pidlNew);
257
258 return pidlNew;
259}
260/*************************************************************************
261 * ILLoadFromStream
262 *
263 * NOTES
264 * the first two bytes are the len, the pidl is following then
265 */
266HRESULT WINAPI ILLoadFromStream (IStream * pStream, LPITEMIDLIST * ppPidl)
267{ WORD wLen = 0;
268 DWORD dwBytesRead;
269 HRESULT ret = E_FAIL;
270
271
272 TRACE_(shell)("%p %p\n", pStream , ppPidl);
273
274 if (*ppPidl)
275 { SHFree(*ppPidl);
276 *ppPidl = NULL;
277 }
278
279 IStream_AddRef (pStream);
280
281 if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
282 { *ppPidl = (ITEMIDLIST*)SHAlloc (wLen);
283 if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
284 { ret = S_OK;
285 }
286 else
287 { SHFree(*ppPidl);
288 *ppPidl = NULL;
289 }
290 }
291
292 /* we are not jet fully compatible */
293 if (!pcheck(*ppPidl))
294 { SHFree(*ppPidl);
295 *ppPidl = NULL;
296 }
297
298
299 IStream_Release (pStream);
300
301 return ret;
302}
303/*************************************************************************
304 * SHILCreateFromPath [SHELL32.28]
305 *
306 * NOTES
307 * wraper for IShellFolder::ParseDisplayName()
308 */
309HRESULT WINAPI SHILCreateFromPathA (LPCSTR path, LPITEMIDLIST * ppidl, DWORD * attributes)
310{ LPSHELLFOLDER sf;
311 WCHAR lpszDisplayName[MAX_PATH];
312 DWORD pchEaten;
313 HRESULT ret = E_FAIL;
314
315 TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes?*attributes:0);
316
317 LocalToWideChar(lpszDisplayName, (LPSTR)path, MAX_PATH);
318
319 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
320 {
321 ret = IShellFolder_ParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,attributes);
322 IShellFolder_Release(sf);
323 }
324 return ret;
325}
326HRESULT WINAPI SHILCreateFromPathW (LPCWSTR path, LPITEMIDLIST * ppidl, DWORD * attributes)
327{ LPSHELLFOLDER sf;
328 DWORD pchEaten;
329 HRESULT ret = E_FAIL;
330
331 TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes?*attributes:0);
332
333 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
334 {
335 ret = IShellFolder_ParseDisplayName(sf,0, NULL, (LPOLESTR)path, &pchEaten, ppidl, attributes);
336 IShellFolder_Release(sf);
337 }
338 return ret;
339}
340HRESULT WINAPI SHILCreateFromPathAW (LPCVOID path, LPITEMIDLIST * ppidl, DWORD * attributes)
341{
342 if ( VERSION_OsIsUnicode())
343 return SHILCreateFromPathW ((LPCWSTR)path, ppidl, attributes);
344 return SHILCreateFromPathA ((LPCSTR)path, ppidl, attributes);
345}
346
347/*************************************************************************
348 * SHCloneSpecialIDList [SHELL32.89]
349 *
350 * PARAMETERS
351 * hwndOwner [in]
352 * nFolder [in] CSIDL_xxxxx ??
353 *
354 * RETURNS
355 * pidl ??
356 * NOTES
357 * exported by ordinal
358 */
359LPITEMIDLIST WINAPI SHCloneSpecialIDList(HWND hwndOwner,DWORD nFolder,DWORD x3)
360{ LPITEMIDLIST ppidl;
361 WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
362 hwndOwner,nFolder,x3);
363
364 SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
365
366 return ppidl;
367}
368
369/*************************************************************************
370 * ILGlobalClone [SHELL32.97]
371 *
372 */
373LPITEMIDLIST WINAPI ILGlobalClone(LPCITEMIDLIST pidl)
374{ DWORD len;
375 LPITEMIDLIST newpidl;
376
377 if (!pidl)
378 return NULL;
379
380 len = ILGetSize(pidl);
381 newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
382 if (newpidl)
383 memcpy(newpidl,pidl,len);
384
385 TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
386 pdump(pidl);
387
388 return newpidl;
389}
390
391/*************************************************************************
392 * ILIsEqual [SHELL32.21]
393 *
394 */
395BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
396{
397 char szData1[MAX_PATH];
398 char szData2[MAX_PATH];
399
400 LPITEMIDLIST pidltemp1 = pidl1;
401 LPITEMIDLIST pidltemp2 = pidl2;
402
403 TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
404
405 /* explorer reads from registry directly (StreamMRU),
406 so we can only check here */
407 if ((!pcheck (pidl1)) || (!pcheck (pidl2))) return FALSE;
408
409 pdump (pidl1);
410 pdump (pidl2);
411
412 if ( (!pidl1) || (!pidl2) ) return FALSE;
413
414 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
415 {
416 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
417 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
418
419 if (strcmp ( szData1, szData2 )!=0 )
420 return FALSE;
421
422 pidltemp1 = ILGetNext(pidltemp1);
423 pidltemp2 = ILGetNext(pidltemp2);
424 }
425
426 if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb)
427 {
428 return TRUE;
429 }
430
431 return FALSE;
432}
433/*************************************************************************
434 * ILIsParent [SHELL32.23]
435 *
436 * parent=a/b child=a/b/c -> true, c is in folder a/b
437 * child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
438 * child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
439 */
440BOOL WINAPI ILIsParent( LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL bImmediate)
441{
442 char szData1[MAX_PATH];
443 char szData2[MAX_PATH];
444
445 LPITEMIDLIST pParent = pidlParent;
446 LPITEMIDLIST pChild = pidlChild;
447
448 TRACE_(pidl)("%p %p %x\n", pidlParent, pidlChild, bImmediate);
449
450 while (pParent->mkid.cb && pChild->mkid.cb)
451 {
452 _ILSimpleGetText(pParent, szData1, MAX_PATH);
453 _ILSimpleGetText(pChild, szData2, MAX_PATH);
454
455 if (strcmp ( szData1, szData2 )!=0 )
456 return FALSE;
457
458 pParent = ILGetNext(pParent);
459 pChild = ILGetNext(pChild);
460 }
461
462 if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
463 return FALSE;
464
465 if ( ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
466 return FALSE;
467
468 return TRUE;
469}
470
471/*************************************************************************
472 * ILFindChild [SHELL32.24]
473 *
474 * NOTES
475 * Compares elements from pidl1 and pidl2.
476 *
477 * pidl1 is desktop pidl2
478 * pidl1 shorter pidl2 pointer to first different element of pidl2
479 * if there was at least one equal element
480 * pidl2 shorter pidl1 0
481 * pidl2 equal pidl1 pointer to last 0x00-element of pidl2
482 */
483LPITEMIDLIST WINAPI ILFindChild(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
484{
485 char szData1[MAX_PATH];
486 char szData2[MAX_PATH];
487
488 LPITEMIDLIST pidltemp1 = pidl1;
489 LPITEMIDLIST pidltemp2 = pidl2;
490 LPITEMIDLIST ret=NULL;
491
492 TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
493
494 /* explorer reads from registry directly (StreamMRU),
495 so we can only check here */
496 if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
497 return FALSE;
498
499 pdump (pidl1);
500 pdump (pidl2);
501
502 if ( _ILIsDesktop(pidl1) )
503 {
504 ret = pidl2;
505 }
506 else
507 {
508 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
509 {
510 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
511 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
512
513 if (strcmp(szData1,szData2))
514 break;
515
516 pidltemp1 = ILGetNext(pidltemp1);
517 pidltemp2 = ILGetNext(pidltemp2);
518 ret = pidltemp2;
519 }
520
521 if (pidltemp1->mkid.cb)
522 {
523 ret = NULL; /* elements of pidl1 left*/
524 }
525 }
526 TRACE_(shell)("--- %p\n", ret);
527 return ret; /* pidl 1 is shorter */
528}
529
530/*************************************************************************
531 * ILCombine [SHELL32.25]
532 *
533 * NOTES
534 * Concatenates two complex idlists.
535 * The pidl is the first one, pidlsub the next one
536 * Does not destroy the passed in idlists!
537 */
538LPITEMIDLIST WINAPI ILCombine(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
539{
540 DWORD len1,len2;
541 LPITEMIDLIST pidlNew;
542
543 TRACE_(pidl)("pidl=%p pidl=%p\n",pidl1,pidl2);
544
545 if(!pidl1 && !pidl2) return NULL;
546
547 pdump (pidl1);
548 pdump (pidl2);
549
550 if(!pidl1)
551 {
552 pidlNew = ILClone(pidl2);
553 return pidlNew;
554 }
555
556 if(!pidl2)
557 {
558 pidlNew = ILClone(pidl1);
559 return pidlNew;
560 }
561
562 len1 = ILGetSize(pidl1)-2;
563 len2 = ILGetSize(pidl2);
564 pidlNew = (ITEMIDLIST*)SHAlloc(len1+len2);
565
566 if (pidlNew)
567 {
568 memcpy(pidlNew,pidl1,len1);
569 memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
570 }
571
572 /* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
573 return pidlNew;
574}
575/*************************************************************************
576 * SHGetRealIDL [SHELL32.98]
577 *
578 * NOTES
579 */
580LPITEMIDLIST WINAPI SHGetRealIDL(LPSHELLFOLDER lpsf, LPITEMIDLIST pidl, DWORD z)
581{
582 FIXME_(pidl)("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
583
584 pdump (pidl);
585 return 0;
586}
587
588/*************************************************************************
589 * SHLogILFromFSIL [SHELL32.95]
590 *
591 * NOTES
592 * pild = CSIDL_DESKTOP ret = 0
593 * pild = CSIDL_DRIVES ret = 0
594 */
595LPITEMIDLIST WINAPI SHLogILFromFSIL(LPITEMIDLIST pidl)
596{
597 FIXME_(pidl)("(pidl=%p)\n",pidl);
598
599 pdump(pidl);
600
601 return 0;
602}
603
604/*************************************************************************
605 * ILGetSize [SHELL32.152]
606 * gets the byte size of an idlist including zero terminator (pidl)
607 *
608 * PARAMETERS
609 * pidl ITEMIDLIST
610 *
611 * RETURNS
612 * size of pidl
613 *
614 * NOTES
615 * exported by ordinal
616 */
617DWORD WINAPI ILGetSize(LPITEMIDLIST pidl)
618{
619 LPSHITEMID si = &(pidl->mkid);
620 DWORD len=0;
621
622 if (pidl)
623 { while (si->cb)
624 { len += si->cb;
625 si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
626 }
627 len += 2;
628 }
629 TRACE_(pidl)("pidl=%p size=%lu\n",pidl, len);
630 return len;
631}
632
633/*************************************************************************
634 * ILGetNext [SHELL32.153]
635 * gets the next simple pidl of a complex pidl
636 *
637 * observed return values:
638 * null -> null
639 * desktop -> null
640 * simple pidl -> pointer to 0x0000 element
641 *
642 */
643LPITEMIDLIST WINAPI ILGetNext(LPITEMIDLIST pidl)
644{
645 WORD len;
646
647 TRACE_(pidl)("(pidl=%p)\n",pidl);
648
649 if(pidl)
650 {
651 len = pidl->mkid.cb;
652 if (len)
653 {
654 pidl = (LPITEMIDLIST) (((LPBYTE)pidl)+len);
655 return pidl;
656 }
657 }
658 return NULL;
659}
660/*************************************************************************
661 * ILAppend [SHELL32.154]
662 *
663 * NOTES
664 * Adds the single item to the idlist indicated by pidl.
665 * if bEnd is 0, adds the item to the front of the list,
666 * otherwise adds the item to the end. (???)
667 * Destroys the passed in idlist! (???)
668 */
669LPITEMIDLIST WINAPI ILAppend(LPITEMIDLIST pidl,LPCITEMIDLIST item,BOOL bEnd)
670{
671 LPITEMIDLIST idlRet;
672
673 WARN_(pidl)("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
674
675 pdump (pidl);
676 pdump (item);
677
678 if (_ILIsDesktop(pidl))
679 {
680 idlRet = ILClone(item);
681 if (pidl)
682 SHFree (pidl);
683 return idlRet;
684 }
685
686 if (bEnd)
687 {
688 idlRet=ILCombine(pidl,item);
689 }
690 else
691 {
692 idlRet=ILCombine(item,pidl);
693 }
694
695 SHFree(pidl);
696 return idlRet;
697}
698/*************************************************************************
699 * ILFree [SHELL32.155]
700 *
701 * NOTES
702 * free_check_ptr - frees memory (if not NULL)
703 * allocated by SHMalloc allocator
704 * exported by ordinal
705 */
706DWORD WINAPI ILFree(LPITEMIDLIST pidl)
707{ TRACE_(pidl)("(pidl=0x%08lx)\n",(DWORD)pidl);
708
709 if (!pidl)
710 return FALSE;
711
712 return SHFree(pidl);
713}
714/*************************************************************************
715 * ILGlobalFree [SHELL32.156]
716 *
717 */
718DWORD WINAPI ILGlobalFree( LPITEMIDLIST pidl)
719{
720 TRACE_(pidl)("%p\n",pidl);
721
722 if (!pidl)
723 return FALSE;
724
725 return pCOMCTL32_Free (pidl);
726}
727/*************************************************************************
728 * ILCreateFromPath [SHELL32.157]
729 *
730 */
731LPITEMIDLIST WINAPI ILCreateFromPathA (LPCSTR path)
732{
733 LPITEMIDLIST pidlnew;
734 DWORD attributes = 0;
735
736 TRACE_(shell)("%s\n",path);
737
738 if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, &attributes)))
739 return pidlnew;
740 return FALSE;
741}
742LPITEMIDLIST WINAPI ILCreateFromPathW (LPCWSTR path)
743{
744 LPITEMIDLIST pidlnew;
745 DWORD attributes = 0;
746
747 TRACE_(shell)("%s\n",debugstr_w(path));
748
749 if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, &attributes)))
750 return pidlnew;
751 return FALSE;
752}
753LPITEMIDLIST WINAPI ILCreateFromPathAW (LPCVOID path)
754{
755 if ( VERSION_OsIsUnicode())
756 return ILCreateFromPathW ((LPCWSTR)path);
757 return ILCreateFromPathA ((LPCSTR)path);
758}
759/*************************************************************************
760 * SHSimpleIDListFromPath [SHELL32.162]
761 */
762LPITEMIDLIST WINAPI SHSimpleIDListFromPathA (LPSTR lpszPath)
763{
764 LPITEMIDLIST pidl=NULL;
765 HANDLE hFile;
766 WIN32_FIND_DATAA stffile;
767
768 TRACE_(pidl)("path=%s\n", lpszPath);
769
770 if (!lpszPath) return NULL;
771
772 hFile = FindFirstFileA(lpszPath, &stffile);
773
774 if ( hFile != INVALID_HANDLE_VALUE )
775 {
776 if (stffile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
777 {
778 pidl = _ILCreateFolder (&stffile);
779 }
780 else
781 {
782 pidl = _ILCreateValue (&stffile);
783 }
784 FindClose (hFile);
785 }
786 return pidl;
787}
788LPITEMIDLIST WINAPI SHSimpleIDListFromPathW (LPWSTR lpszPath)
789{
790 char lpszTemp[MAX_PATH];
791 TRACE_(pidl)("path=L%s\n",debugstr_w(lpszPath));
792
793 WideCharToLocal(lpszTemp, lpszPath, MAX_PATH);
794
795 return SHSimpleIDListFromPathA (lpszTemp);
796}
797
798LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPVOID lpszPath)
799{
800 if ( VERSION_OsIsUnicode())
801 return SHSimpleIDListFromPathW ((LPWSTR)lpszPath);
802 return SHSimpleIDListFromPathA ((LPSTR)lpszPath);
803}
804
805/*************************************************************************
806 * SHGetSpecialFolderLocation [SHELL32.223]
807 *
808 * gets the folder locations from the registry and creates a pidl
809 * creates missing reg keys and directorys
810 *
811 * PARAMS
812 * hwndOwner [I]
813 * nFolder [I] CSIDL_xxxxx
814 * ppidl [O] PIDL of a special folder
815 *
816 */
817HRESULT WINAPI SHGetSpecialFolderLocation(
818 HWND hwndOwner,
819 INT nFolder,
820 LPITEMIDLIST * ppidl)
821{
822 CHAR szPath[256];
823 HRESULT hr = E_INVALIDARG;
824
825 TRACE_(shell)("(%04x,0x%x,%p)\n", hwndOwner,nFolder,ppidl);
826
827 *ppidl = NULL;
828
829 if (ppidl)
830 {
831 switch (nFolder)
832 {
833 case CSIDL_DESKTOP:
834 *ppidl = _ILCreateDesktop();
835 hr = NOERROR;
836 break;
837
838 case CSIDL_DRIVES:
839 *ppidl = _ILCreateMyComputer();
840 hr = NOERROR;
841 break;
842
843 default:
844 if (SHGetSpecialFolderPathA(hwndOwner, szPath, nFolder, TRUE))
845 {
846 DWORD attributes=0;
847 TRACE_(shell)("Value=%s\n",szPath);
848 hr = SHILCreateFromPathA(szPath, ppidl, &attributes);
849 }
850 }
851 }
852
853 TRACE_(shell)("-- (new pidl %p)\n",*ppidl);
854 return hr;
855}
856
857/*************************************************************************
858 * SHGetDataFromIDListA [SHELL32.247]
859 *
860 */
861HRESULT WINAPI SHGetDataFromIDListA(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
862{
863 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
864
865 if (! psf || !dest ) return E_INVALIDARG;
866
867 switch (nFormat)
868 {
869 case SHGDFIL_FINDDATA:
870 {
871 WIN32_FIND_DATAA * pfd = (WIN32_FIND_DATAA*)dest;
872 CHAR pszPath[MAX_PATH];
873 HANDLE handle;
874
875 if ( len < sizeof (WIN32_FIND_DATAA)) {
876 ERR_(shell)("%d does not find sizeof(finddata)\n",len);
877 return E_INVALIDARG;
878 }
879
880 SHGetPathFromIDListA(pidl, pszPath);
881
882 if ((handle = FindFirstFileA ( pszPath, pfd)))
883 FindClose (handle);
884 }
885 return NOERROR;
886
887 case SHGDFIL_NETRESOURCE:
888 case SHGDFIL_DESCRIPTIONID:
889 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
890 break;
891
892 default:
893 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
894 }
895
896 return E_INVALIDARG;
897}
898/*************************************************************************
899 * SHGetDataFromIDListW [SHELL32.247]
900 *
901 */
902HRESULT WINAPI SHGetDataFromIDListW(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
903{
904 if (! psf || !dest ) return E_INVALIDARG;
905
906 switch (nFormat)
907 {
908 case SHGDFIL_FINDDATA:
909 {
910 WIN32_FIND_DATAW * pfd = (WIN32_FIND_DATAW*)dest;
911 WCHAR pszPath[MAX_PATH];
912 HANDLE handle;
913
914 if ( len < sizeof (WIN32_FIND_DATAW)) {
915 ERR_(shell)("%d does not find sizeof(finddata)\n",len);
916 return E_INVALIDARG;
917 }
918 SHGetPathFromIDListW(pidl, pszPath);
919 if ((handle = FindFirstFileW ( pszPath, pfd)))
920 FindClose (handle);
921 }
922 return NOERROR;
923 default: /* fallthrough */
924 break;
925 }
926 FIXME_(shell)("(sf=%p pidl=%p nFormat=0x%04x %p 0x%04x), unhandled.\n",psf,pidl,nFormat,dest,len);
927 return SHGetDataFromIDListA( psf, pidl, nFormat, dest, len);
928}
929
930/*************************************************************************
931 * SHGetPathFromIDListA [SHELL32.261][NT 4.0: SHELL32.220]
932 *
933 * PARAMETERS
934 * pidl, [IN] pidl
935 * pszPath [OUT] path
936 *
937 * RETURNS
938 * path from a passed PIDL.
939 *
940 * NOTES
941 * NULL returns FALSE
942 * desktop pidl gives path to desktopdirectory back
943 * special pidls returning FALSE
944 *
945 * FIXME
946 * fnGetDisplayNameOf can return different types of OLEString
947 */
948BOOL WINAPI SHGetPathFromIDListA (LPCITEMIDLIST pidl,LPSTR pszPath)
949{ STRRET str;
950 LPSHELLFOLDER shellfolder;
951
952 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
953
954 if (!pidl) return FALSE;
955
956 pdump(pidl);
957
958 if(_ILIsDesktop(pidl))
959 {
960 SHGetSpecialFolderPathA(0, pszPath, CSIDL_DESKTOPDIRECTORY, FALSE);
961 }
962 else
963 {
964 if (SHGetDesktopFolder(&shellfolder)==S_OK)
965 {
966 IShellFolder_GetDisplayNameOf(shellfolder,pidl,SHGDN_FORPARSING,&str);
967 StrRetToStrNA (pszPath, MAX_PATH, &str, pidl);
968 IShellFolder_Release(shellfolder);
969 }
970 }
971 TRACE_(shell)("-- (%s)\n",pszPath);
972
973 return TRUE;
974}
975/*************************************************************************
976 * SHGetPathFromIDListW [SHELL32.262]
977 */
978BOOL WINAPI SHGetPathFromIDListW (LPCITEMIDLIST pidl,LPWSTR pszPath)
979{ char sTemp[MAX_PATH];
980
981 TRACE_(shell)("(pidl=%p)\n", pidl);
982
983 SHGetPathFromIDListA (pidl, sTemp);
984 lstrcpyAtoW(pszPath, sTemp);
985
986 TRACE_(shell)("-- (%s)\n",debugstr_w(pszPath));
987
988 return TRUE;
989}
990
991/*************************************************************************
992 * SHBindToParent [shell version 5.0]
993 */
994HRESULT WINAPI SHBindToParent(LPCITEMIDLIST pidl, REFIID riid, LPVOID *ppv, LPCITEMIDLIST *ppidlLast)
995{
996 IShellFolder * psf;
997 LPITEMIDLIST pidlChild, pidlParent;
998 HRESULT hr=E_FAIL;
999
1000 TRACE_(shell)("pidl=%p\n", pidl);
1001 pdump(pidl);
1002
1003 *ppv = NULL;
1004 if (ppidlLast) *ppidlLast = NULL;
1005
1006 if (_ILIsPidlSimple(pidl))
1007 {
1008 /* we are on desktop level */
1009 if (ppidlLast)
1010 *ppidlLast = ILClone(pidl);
1011 hr = SHGetDesktopFolder((IShellFolder**)ppv);
1012 }
1013 else
1014 {
1015 pidlChild = ILClone(ILFindLastID(pidl));
1016 pidlParent = ILClone(pidl);
1017 ILRemoveLastID(pidlParent);
1018
1019 hr = SHGetDesktopFolder(&psf);
1020
1021 if (SUCCEEDED(hr))
1022 hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
1023
1024 if (SUCCEEDED(hr) && ppidlLast)
1025 *ppidlLast = pidlChild;
1026 else
1027 ILFree (pidlChild);
1028
1029 SHFree (pidlParent);
1030 }
1031
1032
1033 TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
1034 return hr;
1035}
1036
1037/*************************************************************************
1038 * SHGetPathFromIDListAW [SHELL32.221][NT 4.0: SHELL32.219]
1039 */
1040BOOL WINAPI SHGetPathFromIDListAW(LPCITEMIDLIST pidl,LPVOID pszPath)
1041{
1042 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1043
1044 if (VERSION_OsIsUnicode())
1045 return SHGetPathFromIDListW(pidl,(LPWSTR)pszPath);
1046 return SHGetPathFromIDListA(pidl,(LPSTR)pszPath);
1047}
1048
1049/**************************************************************************
1050 *
1051 * internal functions
1052 *
1053 * ### 1. section creating pidls ###
1054 *
1055 *************************************************************************
1056 * _ILCreateDesktop()
1057 * _ILCreateIExplore()
1058 * _ILCreateMyComputer()
1059 * _ILCreateDrive()
1060 * _ILCreateFolder()
1061 * _ILCreateValue()
1062 */
1063LPITEMIDLIST WINAPI _ILCreateDesktop()
1064{ TRACE_(pidl)("()\n");
1065 return _ILCreate(PT_DESKTOP, NULL, 0);
1066}
1067
1068LPITEMIDLIST WINAPI _ILCreateMyComputer()
1069{ TRACE_(pidl)("()\n");
1070 return _ILCreate(PT_MYCOMP, &IID_MyComputer, sizeof(GUID));
1071}
1072
1073LPITEMIDLIST WINAPI _ILCreateIExplore()
1074{ TRACE_(pidl)("()\n");
1075 return _ILCreate(PT_MYCOMP, &IID_IExplore, sizeof(GUID));
1076}
1077
1078LPITEMIDLIST WINAPI _ILCreateDrive( LPCSTR lpszNew)
1079{ char sTemp[4];
1080 lstrcpynA (sTemp,lpszNew,4);
1081 sTemp[2]='\\';
1082 sTemp[3]=0x00;
1083 TRACE_(pidl)("(%s)\n",sTemp);
1084 return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
1085}
1086
1087LPITEMIDLIST WINAPI _ILCreateFolder( WIN32_FIND_DATAA * stffile )
1088{
1089 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1090 char * pbuff = buff;
1091 ULONG len, len1;
1092 LPITEMIDLIST pidl;
1093
1094 TRACE_(pidl)("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1095
1096 /* prepare buffer with both names */
1097 len = strlen (stffile->cFileName) + 1;
1098 memcpy (pbuff, stffile->cFileName, len);
1099 pbuff += len;
1100
1101 if (stffile->cAlternateFileName)
1102 {
1103 len1 = strlen (stffile->cAlternateFileName)+1;
1104 memcpy (pbuff, stffile->cAlternateFileName, len1);
1105 }
1106 else
1107 {
1108 len1 = 1;
1109 *pbuff = 0x00;
1110 }
1111
1112 pidl = _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
1113
1114 /* set attributes */
1115 if (pidl)
1116 {
1117 LPPIDLDATA pData;
1118 pData = _ILGetDataPointer(pidl);
1119 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1120 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1121 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1122 }
1123
1124 return pidl;
1125}
1126
1127LPITEMIDLIST WINAPI _ILCreateValue(WIN32_FIND_DATAA * stffile)
1128{
1129 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1130 char * pbuff = buff;
1131 ULONG len, len1;
1132 LPITEMIDLIST pidl;
1133
1134 TRACE_(pidl)("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1135
1136 /* prepare buffer with both names */
1137 len = strlen (stffile->cFileName) + 1;
1138 memcpy (pbuff, stffile->cFileName, len);
1139 pbuff += len;
1140
1141 if (stffile->cAlternateFileName)
1142 {
1143 len1 = strlen (stffile->cAlternateFileName)+1;
1144 memcpy (pbuff, stffile->cAlternateFileName, len1);
1145 }
1146 else
1147 {
1148 len1 = 1;
1149 *pbuff = 0x00;
1150 }
1151
1152 pidl = _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
1153
1154 /* set attributes */
1155 if (pidl)
1156 {
1157 LPPIDLDATA pData;
1158 pData = _ILGetDataPointer(pidl);
1159 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1160 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1161 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1162 }
1163
1164 return pidl;
1165}
1166
1167LPITEMIDLIST WINAPI _ILCreateSpecial(LPCSTR szGUID)
1168{
1169 IID iid;
1170 CLSIDFromStringA(szGUID,&iid);
1171 return _ILCreate(PT_MYCOMP, &iid, sizeof(IID));
1172}
1173
1174/**************************************************************************
1175 * _ILCreate()
1176 * Creates a new PIDL
1177 * type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1178 * pIn = data
1179 * uInSize = size of data (raw)
1180 */
1181
1182LPITEMIDLIST WINAPI _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT16 uInSize)
1183{ LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
1184 LPPIDLDATA pData;
1185 UINT16 uSize = 0;
1186 LPSTR pszDest;
1187
1188 TRACE_(pidl)("(0x%02x %p %i)\n",type,pIn,uInSize);
1189
1190 switch (type)
1191 { case PT_DESKTOP:
1192 uSize = 0;
1193 pidlOut = (ITEMIDLIST*)SHAlloc(uSize + 2);
1194 pidlOut->mkid.cb = uSize;
1195 TRACE_(pidl)("- create Desktop\n");
1196 break;
1197
1198 case PT_MYCOMP:
1199 uSize = 2 + 2 + sizeof(GUID);
1200 pidlOut = (ITEMIDLIST*)SHAlloc(uSize + 2);
1201 ZeroMemory(pidlOut, uSize + 2);
1202 pidlOut->mkid.cb = uSize;
1203 pData =_ILGetDataPointer(pidlOut);
1204 pData->type = type;
1205 memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1206 TRACE_(pidl)("- create GUID-pidl\n");
1207 break;
1208
1209 case PT_DRIVE:
1210 uSize = 2 + 23;
1211 pidlOut = (ITEMIDLIST*)SHAlloc(uSize + 2);
1212 ZeroMemory(pidlOut, uSize + 2);
1213 pidlOut->mkid.cb = uSize;
1214 pData =_ILGetDataPointer(pidlOut);
1215 pData->type = type;
1216 pszDest = _ILGetTextPointer(type, pData);
1217 memcpy(pszDest, pIn, uInSize);
1218 TRACE_(pidl)("- create Drive: %s\n",debugstr_a(pszDest));
1219 break;
1220
1221 case PT_FOLDER:
1222 case PT_VALUE:
1223 uSize = 2 + 12 + uInSize;
1224 pidlOut = (ITEMIDLIST*)SHAlloc(uSize + 2);
1225 ZeroMemory(pidlOut, uSize + 2);
1226 pidlOut->mkid.cb = uSize;
1227 pData =_ILGetDataPointer(pidlOut);
1228 pData->type = type;
1229 pszDest = _ILGetTextPointer(type, pData);
1230 memcpy(pszDest, pIn, uInSize);
1231 TRACE_(pidl)("- create Value: %s\n",debugstr_a(pszDest));
1232 break;
1233 }
1234
1235 pidlTemp = ILGetNext(pidlOut);
1236 if (pidlTemp)
1237 pidlTemp->mkid.cb = 0x00;
1238
1239 TRACE_(pidl)("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1240 return pidlOut;
1241}
1242
1243/**************************************************************************
1244 * _ILGetDrive()
1245 *
1246 * Gets the text for the drive eg. 'c:\'
1247 *
1248 * RETURNS
1249 * strlen (lpszText)
1250 */
1251DWORD WINAPI _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT16 uSize)
1252{ TRACE_(pidl)("(%p,%p,%u)\n",pidl,pOut,uSize);
1253
1254 if(_ILIsMyComputer(pidl))
1255 pidl = ILGetNext(pidl);
1256
1257 if (pidl && _ILIsDrive(pidl))
1258 return _ILSimpleGetText(pidl, pOut, uSize);
1259
1260 return 0;
1261}
1262
1263/**************************************************************************
1264 *
1265 * ### 2. section testing pidls ###
1266 *
1267 **************************************************************************
1268 * _ILIsDesktop()
1269 * _ILIsMyComputer()
1270 * _ILIsSpecialFolder()
1271 * _ILIsDrive()
1272 * _ILIsFolder()
1273 * _ILIsValue()
1274 * _ILIsPidlSimple()
1275 */
1276BOOL WINAPI _ILIsDesktop(LPCITEMIDLIST pidl)
1277{ TRACE_(pidl)("(%p)\n",pidl);
1278 return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
1279}
1280
1281BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST pidl)
1282{
1283 REFIID iid = _ILGetGUIDPointer(pidl);
1284
1285 TRACE_(pidl)("(%p)\n",pidl);
1286
1287 if (iid)
1288 return IsEqualIID(iid, &IID_MyComputer);
1289 return FALSE;
1290}
1291
1292BOOL WINAPI _ILIsSpecialFolder (LPCITEMIDLIST pidl)
1293{
1294 LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1295 TRACE_(pidl)("(%p)\n",pidl);
1296 return (pidl && ( (lpPData && (PT_MYCOMP== lpPData->type || PT_SPECIAL== lpPData->type)) ||
1297 (pidl && pidl->mkid.cb == 0x00)
1298 ));
1299}
1300
1301BOOL WINAPI _ILIsDrive(LPCITEMIDLIST pidl)
1302{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1303 TRACE_(pidl)("(%p)\n",pidl);
1304 return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
1305 PT_DRIVE1 == lpPData->type ||
1306 PT_DRIVE2 == lpPData->type ||
1307 PT_DRIVE3 == lpPData->type));
1308}
1309
1310BOOL WINAPI _ILIsFolder(LPCITEMIDLIST pidl)
1311{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1312 TRACE_(pidl)("(%p)\n",pidl);
1313 return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
1314}
1315
1316BOOL WINAPI _ILIsValue(LPCITEMIDLIST pidl)
1317{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1318 TRACE_(pidl)("(%p)\n",pidl);
1319 return (pidl && lpPData && PT_VALUE == lpPData->type);
1320}
1321
1322/**************************************************************************
1323 * _ILIsPidlSimple
1324 */
1325BOOL WINAPI _ILIsPidlSimple ( LPCITEMIDLIST pidl)
1326{
1327 BOOL ret = TRUE;
1328
1329 if(! _ILIsDesktop(pidl)) /* pidl=NULL or mkid.cb=0 */
1330 {
1331 WORD len = pidl->mkid.cb;
1332 LPCITEMIDLIST pidlnext = (LPCITEMIDLIST) (((LPBYTE)pidl) + len );
1333 if (pidlnext->mkid.cb)
1334 ret = FALSE;
1335 }
1336
1337 TRACE_(pidl)("%s\n", ret ? "Yes" : "No");
1338 return ret;
1339}
1340
1341/**************************************************************************
1342 *
1343 * ### 3. section getting values from pidls ###
1344 */
1345
1346 /**************************************************************************
1347 * _ILSimpleGetText
1348 *
1349 * gets the text for the first item in the pidl (eg. simple pidl)
1350 *
1351 * returns the lenght of the string
1352 */
1353DWORD WINAPI _ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
1354{
1355 LPPIDLDATA pData;
1356 DWORD dwReturn=0;
1357 LPSTR szSrc;
1358 GUID const * riid;
1359 char szTemp[MAX_PATH];
1360
1361 TRACE_(pidl)("(%p %p %x)\n",pidl,szOut,uOutSize);
1362
1363 if (!pidl) return 0;
1364
1365 if (szOut)
1366 *szOut = 0;
1367
1368 pData = _ILGetDataPointer(pidl);
1369
1370 if (!pData)
1371 {
1372 /* desktop */
1373 if (HCR_GetClassName(&CLSID_ShellDesktop, szTemp, MAX_PATH))
1374 {
1375 if (szOut)
1376 lstrcpynA(szOut, szTemp, uOutSize);
1377
1378 dwReturn = strlen (szTemp);
1379 }
1380 }
1381 else if (( szSrc = _ILGetTextPointer(pData->type, pData) ))
1382 {
1383 /* filesystem */
1384 if (szOut)
1385 lstrcpynA(szOut, szSrc, MAX_PATH);
1386
1387 dwReturn = strlen(szSrc);
1388 }
1389 else if (( riid = _ILGetGUIDPointer(pidl) ))
1390 {
1391 /* special folder */
1392 if ( HCR_GetClassName(riid, szTemp, MAX_PATH) )
1393 {
1394 if (szOut)
1395 lstrcpynA(szOut, szTemp, uOutSize);
1396
1397 dwReturn = strlen (szTemp);
1398 }
1399 }
1400 else
1401 {
1402 ERR_(pidl)("-- no text\n");
1403 }
1404
1405 TRACE_(pidl)("-- (%p=%s 0x%08lx)\n",szOut,(char*)szOut,dwReturn);
1406 return dwReturn;
1407}
1408
1409/**************************************************************************
1410 *
1411 * ### 4. getting pointers to parts of pidls ###
1412 *
1413 **************************************************************************
1414 * _ILGetDataPointer()
1415 */
1416LPPIDLDATA WINAPI _ILGetDataPointer(LPITEMIDLIST pidl)
1417{
1418 if(pidl && pidl->mkid.cb != 0x00)
1419 return (LPPIDLDATA) &(pidl->mkid.abID);
1420 return NULL;
1421}
1422
1423/**************************************************************************
1424 * _ILGetTextPointer()
1425 * gets a pointer to the long filename string stored in the pidl
1426 */
1427LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1428{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1429
1430 if(!pidldata)
1431 { return NULL;
1432 }
1433
1434 switch (type)
1435 {
1436 case PT_MYCOMP:
1437 case PT_SPECIAL:
1438 return NULL;
1439
1440 case PT_DRIVE:
1441 case PT_DRIVE1:
1442 case PT_DRIVE2:
1443 case PT_DRIVE3:
1444 return (LPSTR)&(pidldata->u.drive.szDriveName);
1445
1446 case PT_FOLDER:
1447 case PT_FOLDER1:
1448 case PT_VALUE:
1449 case PT_IESPECIAL:
1450 return (LPSTR)&(pidldata->u.file.szNames);
1451
1452 case PT_WORKGRP:
1453 case PT_COMP:
1454 case PT_NETWORK:
1455 case PT_SHARE:
1456 return (LPSTR)&(pidldata->u.network.szNames);
1457 }
1458 return NULL;
1459}
1460
1461/**************************************************************************
1462 * _ILGetSTextPointer()
1463 * gets a pointer to the short filename string stored in the pidl
1464 */
1465LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1466{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1467
1468 if(!pidldata)
1469 return NULL;
1470
1471 switch (type)
1472 {
1473 case PT_FOLDER:
1474 case PT_VALUE:
1475 case PT_IESPECIAL:
1476 return (LPSTR)(pidldata->u.file.szNames + strlen (pidldata->u.file.szNames) + 1);
1477
1478 case PT_WORKGRP:
1479 return (LPSTR)(pidldata->u.network.szNames + strlen (pidldata->u.network.szNames) + 1);
1480 }
1481 return NULL;
1482}
1483
1484/**************************************************************************
1485 * _ILGetGUIDPointer()
1486 *
1487 * returns reference to guid stored in some pidls
1488 */
1489REFIID WINAPI _ILGetGUIDPointer(LPCITEMIDLIST pidl)
1490{
1491 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1492
1493 if (pdata)
1494 {
1495 switch (pdata->type)
1496 {
1497 case PT_SPECIAL:
1498 case PT_MYCOMP:
1499 return (REFIID) &(pdata->u.mycomp.guid);
1500 }
1501 }
1502 return NULL;
1503}
1504
1505BOOL WINAPI _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1506{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1507 FILETIME ft;
1508 SYSTEMTIME time;
1509
1510 switch (pdata->type)
1511 { case PT_FOLDER:
1512 DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, &ft);
1513 break;
1514 case PT_VALUE:
1515 DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, &ft);
1516 break;
1517 default:
1518 return FALSE;
1519 }
1520 FileTimeToSystemTime (&ft, &time);
1521 return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
1522}
1523
1524BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1525{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1526
1527 switch (pdata->type)
1528 { case PT_VALUE:
1529 break;
1530 default:
1531 return FALSE;
1532 }
1533 StrFormatByteSizeA(pdata->u.file.dwFileSize, pOut, uOutSize);
1534 return TRUE;
1535}
1536
1537BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1538{
1539 char szTemp[MAX_PATH];
1540 const char * pPoint;
1541 LPITEMIDLIST pidlTemp=pidl;
1542
1543 TRACE_(pidl)("pidl=%p\n",pidl);
1544
1545 if (!pidl) return FALSE;
1546
1547 pidlTemp = ILFindLastID(pidl);
1548
1549 if (!_ILIsValue(pidlTemp)) return FALSE;
1550 if (!_ILSimpleGetText(pidlTemp, szTemp, MAX_PATH)) return FALSE;
1551
1552 pPoint = PathFindExtensionA(szTemp);
1553
1554 if (! *pPoint) return FALSE;
1555
1556 pPoint++;
1557 lstrcpynA(pOut, pPoint, uOutSize);
1558 TRACE_(pidl)("%s\n",pOut);
1559
1560 return TRUE;
1561}
1562
Note: See TracBrowser for help on using the repository browser.