dlls/shell32/shfldr_fs.c

   1
   2 /*
   3  * file system folder
   4  *
   5  * Copyright 1997             Marcus Meissner
   6  * Copyright 1998, 1999, 2002 Juergen Schmied
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <stdarg.h>
  29 #include <stdio.h>
  30
  31 #define COBJMACROS
  32 #define NONAMELESSUNION
  33 #define NONAMELESSSTRUCT
  34
  35 #include "winerror.h"
  36 #include "windef.h"
  37 #include "winbase.h"
  38 #include "winreg.h"
  39 #include "wingdi.h"
  40 #include "winuser.h"
  41
  42 #include "ole2.h"
  43 #include "shlguid.h"
  44
  45 #include "enumidlist.h"
  46 #include "pidl.h"
  47 #include "undocshell.h"
  48 #include "shell32_main.h"
  49 #include "shresdef.h"
  50 #include "shlwapi.h"
  51 #include "shellfolder.h"
  52 #include "wine/debug.h"
  53 #include "debughlp.h"
  54 #include "shfldr.h"
  55
  56 WINE_DEFAULT_DEBUG_CHANNEL (shell);
  57
  58 /***********************************************************************
  59 *   IShellFolder implementation
  60 */
  61
  62 typedef struct {
  63     const IUnknownVtbl        *lpVtbl;
  64     DWORD                ref;
  65     const IShellFolder2Vtbl   *lpvtblShellFolder;
  66     const IPersistFolder3Vtbl *lpvtblPersistFolder3;
  67     const IDropTargetVtbl     *lpvtblDropTarget;
  68     const ISFHelperVtbl       *lpvtblSFHelper;
  69
  70     IUnknown *pUnkOuter; /* used for aggregation */
  71
  72     CLSID *pclsid;
  73
  74     /* both paths are parsible from the desktop */
  75     LPSTR sPathTarget;     /* complete path to target used for enumeration and ChangeNotify */
  76
  77     LPITEMIDLIST pidlRoot; /* absolute pidl */
  78
  79     UINT cfShellIDList;    /* clipboardformat for IDropTarget */
  80     BOOL fAcceptFmt;       /* flag for pending Drop */
  81 } IGenericSFImpl;
  82
  83 static const IUnknownVtbl unkvt;
  84 static const IShellFolder2Vtbl sfvt;
  85 static const IPersistFolder3Vtbl vt_FSFldr_PersistFolder3; /* IPersistFolder3 for a FS_Folder */
  86 static const IDropTargetVtbl dtvt;
  87 static const ISFHelperVtbl shvt;
  88
  89 #define _IShellFolder2_Offset ((int)(&(((IGenericSFImpl*)0)->lpvtblShellFolder)))
  90 #define _ICOM_THIS_From_IShellFolder2(class, name) class* This = (class*)(((char*)name)-_IShellFolder2_Offset);
  91
  92 #define _IPersistFolder2_Offset ((int)(&(((IGenericSFImpl*)0)->lpvtblPersistFolder3)))
  93 #define _ICOM_THIS_From_IPersistFolder2(class, name) class* This = (class*)(((char*)name)-_IPersistFolder2_Offset);
  94
  95 #define _IPersistFolder3_Offset ((int)(&(((IGenericSFImpl*)0)->lpvtblPersistFolder3)))
  96 #define _ICOM_THIS_From_IPersistFolder3(class, name) class* This = (class*)(((char*)name)-_IPersistFolder3_Offset);
  97
  98 #define _IDropTarget_Offset ((int)(&(((IGenericSFImpl*)0)->lpvtblDropTarget)))
  99 #define _ICOM_THIS_From_IDropTarget(class, name) class* This = (class*)(((char*)name)-_IDropTarget_Offset);
 100
 101 #define _ISFHelper_Offset ((int)(&(((IGenericSFImpl*)0)->lpvtblSFHelper)))
 102 #define _ICOM_THIS_From_ISFHelper(class, name) class* This = (class*)(((char*)name)-_ISFHelper_Offset);
 103
 104 /*
 105   converts This to an interface pointer
 106 */
 107 #define _IUnknown_(This)        (IUnknown*)&(This->lpVtbl)
 108 #define _IShellFolder_(This)    (IShellFolder*)&(This->lpvtblShellFolder)
 109 #define _IShellFolder2_(This)   (IShellFolder2*)&(This->lpvtblShellFolder)
 110 #define _IPersist_(This)        (IPersist*)&(This->lpvtblPersistFolder3)
 111 #define _IPersistFolder_(This)  (IPersistFolder*)&(This->lpvtblPersistFolder3)
 112 #define _IPersistFolder2_(This) (IPersistFolder2*)&(This->lpvtblPersistFolder3)
 113 #define _IPersistFolder3_(This) (IPersistFolder3*)&(This->lpvtblPersistFolder3)
 114 #define _IDropTarget_(This)     (IDropTarget*)&(This->lpvtblDropTarget)
 115 #define _ISFHelper_(This)       (ISFHelper*)&(This->lpvtblSFHelper)
 116
 117 /**************************************************************************
 118 * registers clipboardformat once
 119 */
 120 static void SF_RegisterClipFmt (IGenericSFImpl * This)
 121 {
 122     TRACE ("(%p)\n", This);
 123
 124     if (!This->cfShellIDList) {
 125         This->cfShellIDList = RegisterClipboardFormatA (CFSTR_SHELLIDLIST);
 126     }
 127 }
 128
 129 /**************************************************************************
 130 * we need a separate IUnknown to handle aggregation
 131 * (inner IUnknown)
 132 */
 133 static HRESULT WINAPI IUnknown_fnQueryInterface (IUnknown * iface, REFIID riid, LPVOID * ppvObj)
 134 {
 135     IGenericSFImpl *This = (IGenericSFImpl *)iface;
 136
 137     TRACE ("(%p)->(%s,%p)\n", This, shdebugstr_guid (riid), ppvObj);
 138
 139     *ppvObj = NULL;
 140
 141     if (IsEqualIID (riid, &IID_IUnknown))
 142         *ppvObj = _IUnknown_ (This);
 143     else if (IsEqualIID (riid, &IID_IShellFolder))
 144         *ppvObj = _IShellFolder_ (This);
 145     else if (IsEqualIID (riid, &IID_IShellFolder2))
 146         *ppvObj = _IShellFolder_ (This);
 147     else if (IsEqualIID (riid, &IID_IPersist))
 148         *ppvObj = _IPersist_ (This);
 149     else if (IsEqualIID (riid, &IID_IPersistFolder))
 150         *ppvObj = _IPersistFolder_ (This);
 151     else if (IsEqualIID (riid, &IID_IPersistFolder2))
 152         *ppvObj = _IPersistFolder2_ (This);
 153     else if (IsEqualIID (riid, &IID_IPersistFolder3))
 154         *ppvObj = _IPersistFolder3_ (This);
 155     else if (IsEqualIID (riid, &IID_ISFHelper))
 156         *ppvObj = _ISFHelper_ (This);
 157     else if (IsEqualIID (riid, &IID_IDropTarget)) {
 158         *ppvObj = _IDropTarget_ (This);
 159         SF_RegisterClipFmt (This);
 160     }
 161
 162     if (*ppvObj) {
 163         IUnknown_AddRef ((IUnknown *) (*ppvObj));
 164         TRACE ("-- Interface = %p\n", *ppvObj);
 165         return S_OK;
 166     }
 167     TRACE ("-- Interface: E_NOINTERFACE\n");
 168     return E_NOINTERFACE;
 169 }
 170
 171 static ULONG WINAPI IUnknown_fnAddRef (IUnknown * iface)
 172 {
 173     IGenericSFImpl *This = (IGenericSFImpl *)iface;
 174     ULONG refCount = InterlockedIncrement(&This->ref);
 175
 176     TRACE ("(%p)->(count=%lu)\n", This, refCount - 1);
 177
 178     return refCount;
 179 }
 180
 181 static ULONG WINAPI IUnknown_fnRelease (IUnknown * iface)
 182 {
 183     IGenericSFImpl *This = (IGenericSFImpl *)iface;
 184     ULONG refCount = InterlockedDecrement(&This->ref);
 185
 186     TRACE ("(%p)->(count=%lu)\n", This, refCount + 1);
 187
 188     if (!refCount) {
 189         TRACE ("-- destroying IShellFolder(%p)\n", This);
 190
 191         if (This->pidlRoot)
 192             SHFree (This->pidlRoot);
 193         if (This->sPathTarget)
 194             SHFree (This->sPathTarget);
 195         LocalFree ((HLOCAL) This);
 196     }
 197     return refCount;
 198 }
 199
 200 static const IUnknownVtbl unkvt =
 201 {
 202       IUnknown_fnQueryInterface,
 203       IUnknown_fnAddRef,
 204       IUnknown_fnRelease,
 205 };
 206
 207 static shvheader GenericSFHeader[] = {
 208     {IDS_SHV_COLUMN1, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 15},
 209     {IDS_SHV_COLUMN2, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
 210     {IDS_SHV_COLUMN3, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
 211     {IDS_SHV_COLUMN4, SHCOLSTATE_TYPE_DATE | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 12},
 212     {IDS_SHV_COLUMN5, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 5}
 213 };
 214
 215 #define GENERICSHELLVIEWCOLUMNS 5
 216
 217 /**************************************************************************
 218 * IFSFolder_Constructor
 219 *
 220 * NOTES
 221 *  creating undocumented ShellFS_Folder as part of an aggregation
 222 *  {F3364BA0-65B9-11CE-A9BA-00AA004AE837}
 223 *
 224 */
 225 HRESULT WINAPI
 226 IFSFolder_Constructor (IUnknown * pUnkOuter, REFIID riid, LPVOID * ppv)
 227 {
 228     IGenericSFImpl *sf;
 229
 230     TRACE ("unkOut=%p %s\n", pUnkOuter, shdebugstr_guid (riid));
 231
 232     if (pUnkOuter && !IsEqualIID (riid, &IID_IUnknown))
 233         return CLASS_E_NOAGGREGATION;
 234     sf = (IGenericSFImpl *) LocalAlloc (LMEM_ZEROINIT, sizeof (IGenericSFImpl));
 235     if (!sf)
 236         return E_OUTOFMEMORY;
 237
 238     sf->ref = 0;
 239     sf->lpVtbl = &unkvt;
 240     sf->lpvtblShellFolder = &sfvt;
 241     sf->lpvtblPersistFolder3 = &vt_FSFldr_PersistFolder3;
 242     sf->lpvtblDropTarget = &dtvt;
 243     sf->lpvtblSFHelper = &shvt;
 244     sf->pclsid = (CLSID *) & CLSID_ShellFSFolder;
 245     sf->pUnkOuter = pUnkOuter ? pUnkOuter : _IUnknown_ (sf);
 246
 247     if (!SUCCEEDED (IUnknown_QueryInterface (_IUnknown_ (sf), riid, ppv))) {
 248         IUnknown_Release (_IUnknown_ (sf));
 249         return E_NOINTERFACE;
 250     }
 251
 252     TRACE ("--%p\n", *ppv);
 253     return S_OK;
 254 }
 255
 256 /**************************************************************************
 257  *  IShellFolder_fnQueryInterface
 258  *
 259  * PARAMETERS
 260  *  REFIID riid       [in ] Requested InterfaceID
 261  *  LPVOID* ppvObject [out] Interface* to hold the result
 262  */
 263 static HRESULT WINAPI
 264 IShellFolder_fnQueryInterface (IShellFolder2 * iface, REFIID riid,
 265                                LPVOID * ppvObj)
 266 {
 267     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 268
 269     TRACE ("(%p)->(%s,%p)\n", This, shdebugstr_guid (riid), ppvObj);
 270
 271     return IUnknown_QueryInterface (This->pUnkOuter, riid, ppvObj);
 272 }
 273
 274 /**************************************************************************
 275 *  IShellFolder_AddRef
 276 */
 277
 278 static ULONG WINAPI IShellFolder_fnAddRef (IShellFolder2 * iface)
 279 {
 280     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 281
 282     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 283
 284     return IUnknown_AddRef (This->pUnkOuter);
 285 }
 286
 287 /**************************************************************************
 288  *  IShellFolder_fnRelease
 289  */
 290 static ULONG WINAPI IShellFolder_fnRelease (IShellFolder2 * iface)
 291 {
 292     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 293
 294     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 295
 296     return IUnknown_Release (This->pUnkOuter);
 297 }
 298
 299 /**************************************************************************
 300  *  SHELL32_CreatePidlFromBindCtx  [internal]
 301  *
 302  *  If the caller bound File System Bind Data, assume it is the
 303  *   find data for the path.
 304  *  This allows binding of paths that don't exist.
 305  */
 306 LPITEMIDLIST SHELL32_CreatePidlFromBindCtx(IBindCtx *pbc, LPCWSTR path)
 307 {
 308     static const WCHAR szfsbc[] = {
 309         'F','i','l','e',' ','S','y','s','t','e','m',' ',
 310         'B','i','n','d',' ','D','a','t','a',0 };
 311     IFileSystemBindData *fsbd = NULL;
 312     LPITEMIDLIST pidl = NULL;
 313     IUnknown *param = NULL;
 314     WIN32_FIND_DATAW wfd;
 315     HRESULT r;
 316
 317     TRACE("%p %s\n", pbc, debugstr_w(path));
 318
 319     if (!pbc)
 320         return NULL;
 321
 322     /* see if the caller bound File System Bind Data */
 323     r = IBindCtx_GetObjectParam( pbc, (LPOLESTR) szfsbc, &param );
 324     if (FAILED(r))
 325         return NULL;
 326
 327     r = IUnknown_QueryInterface( param, &IID_IFileSystemBindData,
 328                                  (LPVOID*) &fsbd );
 329     if (SUCCEEDED(r))
 330     {
 331         r = IFileSystemBindData_GetFindData( fsbd, &wfd );
 332         if (SUCCEEDED(r))
 333         {
 334             lstrcpynW( &wfd.cFileName[0], path, MAX_PATH );
 335             pidl = _ILCreateFromFindDataW( &wfd );
 336         }
 337         IFileSystemBindData_Release( fsbd );
 338     }
 339
 340     return pidl;
 341 }
 342
 343 /**************************************************************************
 344 * IShellFolder_ParseDisplayName {SHELL32}
 345 *
 346 * Parse a display name.
 347 *
 348 * PARAMS
 349 *  hwndOwner       [in]  Parent window for any message's
 350 *  pbc             [in]  optional FileSystemBindData context
 351 *  lpszDisplayName [in]  Unicode displayname.
 352 *  pchEaten        [out] (unicode) characters processed
 353 *  ppidl           [out] complex pidl to item
 354 *  pdwAttributes   [out] items attributes
 355 *
 356 * NOTES
 357 *  Every folder tries to parse only its own (the leftmost) pidl and creates a
 358 *  subfolder to evaluate the remaining parts.
 359 *  Now we can parse into namespaces implemented by shell extensions
 360 *
 361 *  Behaviour on win98: lpszDisplayName=NULL -> crash
 362 *                      lpszDisplayName="" -> returns mycoputer-pidl
 363 *
 364 * FIXME
 365 *    pdwAttributes is not set
 366 *    pchEaten is not set like in windows
 367 */
 368 static HRESULT WINAPI
 369 IShellFolder_fnParseDisplayName (IShellFolder2 * iface,
 370                                  HWND hwndOwner,
 371                                  LPBC pbc,
 372                                  LPOLESTR lpszDisplayName,
 373                                  DWORD * pchEaten, LPITEMIDLIST * ppidl,
 374                                  DWORD * pdwAttributes)
 375 {
 376     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 377
 378     HRESULT hr = E_INVALIDARG;
 379     LPCWSTR szNext = NULL;
 380     WCHAR szElement[MAX_PATH];
 381     WCHAR szPath[MAX_PATH];
 382     LPITEMIDLIST pidlTemp = NULL;
 383     DWORD len;
 384
 385     TRACE ("(%p)->(HWND=%p,%p,%p=%s,%p,pidl=%p,%p)\n",
 386      This, hwndOwner, pbc, lpszDisplayName, debugstr_w (lpszDisplayName),
 387      pchEaten, ppidl, pdwAttributes);
 388
 389     if (!lpszDisplayName || !ppidl)
 390         return E_INVALIDARG;
 391
 392     if (pchEaten)
 393         *pchEaten = 0; /* strange but like the original */
 394
 395     pidlTemp = SHELL32_CreatePidlFromBindCtx(pbc, lpszDisplayName);
 396     if (!pidlTemp && *lpszDisplayName)
 397     {
 398         /* get the next element */
 399         szNext = GetNextElementW (lpszDisplayName, szElement, MAX_PATH);
 400
 401         /* build the full pathname to the element */
 402         /* lstrcpyW(szPath, This->sPathTarget); */
 403         MultiByteToWideChar(CP_ACP, 0, This->sPathTarget, -1, szPath, MAX_PATH);
 404         PathAddBackslashW(szPath);
 405         len = lstrlenW(szPath);
 406         lstrcpynW(szPath + len, szElement, MAX_PATH - len);
 407
 408         /* get the pidl */
 409         hr = _ILCreateFromPathW(szPath, &pidlTemp);
 410
 411         if (SUCCEEDED(hr)) {
 412             if (szNext && *szNext) {
 413                 /* try to analyse the next element */
 414                 hr = SHELL32_ParseNextElement (iface, hwndOwner, pbc,
 415                  &pidlTemp, (LPOLESTR) szNext, pchEaten, pdwAttributes);
 416             } else {
 417                 /* it's the last element */
 418                 if (pdwAttributes && *pdwAttributes) {
 419                     hr = SHELL32_GetItemAttributes (_IShellFolder_ (This),
 420                      pidlTemp, pdwAttributes);
 421                 }
 422             }
 423         }
 424     }
 425
 426     if (SUCCEEDED(hr))
 427         *ppidl = pidlTemp;
 428     else
 429         *ppidl = NULL;
 430
 431     TRACE ("(%p)->(-- pidl=%p ret=0x%08lx)\n", This, ppidl ? *ppidl : 0, hr);
 432
 433     return hr;
 434 }
 435
 436 /**************************************************************************
 437 * IShellFolder_fnEnumObjects
 438 * PARAMETERS
 439 *  HWND          hwndOwner,    //[in ] Parent Window
 440 *  DWORD         grfFlags,     //[in ] SHCONTF enumeration mask
 441 *  LPENUMIDLIST* ppenumIDList  //[out] IEnumIDList interface
 442 */
 443 static HRESULT WINAPI
 444 IShellFolder_fnEnumObjects (IShellFolder2 * iface, HWND hwndOwner,
 445                             DWORD dwFlags, LPENUMIDLIST * ppEnumIDList)
 446 {
 447     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 448
 449     TRACE ("(%p)->(HWND=%p flags=0x%08lx pplist=%p)\n", This, hwndOwner,
 450      dwFlags, ppEnumIDList);
 451
 452     *ppEnumIDList = IEnumIDList_Constructor();
 453     if (*ppEnumIDList)
 454     {
 455         WCHAR path[MAX_PATH];
 456         MultiByteToWideChar(CP_ACP, 0, This->sPathTarget, -1, path, MAX_PATH);
 457         CreateFolderEnumList(*ppEnumIDList, path, dwFlags);
 458     }
 459
 460     TRACE ("-- (%p)->(new ID List: %p)\n", This, *ppEnumIDList);
 461
 462     return *ppEnumIDList ? S_OK : E_OUTOFMEMORY;
 463 }
 464
 465 /**************************************************************************
 466 * IShellFolder_fnBindToObject
 467 * PARAMETERS
 468 *  LPCITEMIDLIST pidl,       //[in ] relative pidl to open
 469 *  LPBC          pbc,        //[in ] optional FileSystemBindData context
 470 *  REFIID        riid,       //[in ] Initial Interface
 471 *  LPVOID*       ppvObject   //[out] Interface*
 472 */
 473 static HRESULT WINAPI
 474 IShellFolder_fnBindToObject (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 475                              LPBC pbc, REFIID riid, LPVOID * ppvOut)
 476 {
 477     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 478
 479     TRACE ("(%p)->(pidl=%p,%p,%s,%p)\n", This, pidl, pbc,
 480      shdebugstr_guid (riid), ppvOut);
 481
 482     return SHELL32_BindToChild (This->pidlRoot, This->sPathTarget, pidl, riid,
 483      ppvOut);
 484 }
 485
 486 /**************************************************************************
 487 *  IShellFolder_fnBindToStorage
 488 * PARAMETERS
 489 *  LPCITEMIDLIST pidl,       //[in ] complex pidl to store
 490 *  LPBC          pbc,        //[in ] reserved
 491 *  REFIID        riid,       //[in ] Initial storage interface
 492 *  LPVOID*       ppvObject   //[out] Interface* returned
 493 */
 494 static HRESULT WINAPI
 495 IShellFolder_fnBindToStorage (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 496                               LPBC pbcReserved, REFIID riid, LPVOID * ppvOut)
 497 {
 498     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 499
 500     FIXME ("(%p)->(pidl=%p,%p,%s,%p) stub\n", This, pidl, pbcReserved,
 501      shdebugstr_guid (riid), ppvOut);
 502
 503     *ppvOut = NULL;
 504     return E_NOTIMPL;
 505 }
 506
 507 /**************************************************************************
 508 *  IShellFolder_fnCompareIDs
 509 */
 510
 511 static HRESULT WINAPI
 512 IShellFolder_fnCompareIDs (IShellFolder2 * iface, LPARAM lParam,
 513                            LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
 514 {
 515     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 516
 517     int nReturn;
 518
 519     TRACE ("(%p)->(0x%08lx,pidl1=%p,pidl2=%p)\n", This, lParam, pidl1, pidl2);
 520     nReturn = SHELL32_CompareIDs (_IShellFolder_ (This), lParam, pidl1, pidl2);
 521     TRACE ("-- %i\n", nReturn);
 522     return nReturn;
 523 }
 524
 525 /**************************************************************************
 526 * IShellFolder_fnCreateViewObject
 527 */
 528 static HRESULT WINAPI
 529 IShellFolder_fnCreateViewObject (IShellFolder2 * iface, HWND hwndOwner,
 530                                  REFIID riid, LPVOID * ppvOut)
 531 {
 532     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 533
 534     LPSHELLVIEW pShellView;
 535     HRESULT hr = E_INVALIDARG;
 536
 537     TRACE ("(%p)->(hwnd=%p,%s,%p)\n", This, hwndOwner, shdebugstr_guid (riid),
 538      ppvOut);
 539
 540     if (ppvOut) {
 541         *ppvOut = NULL;
 542
 543         if (IsEqualIID (riid, &IID_IDropTarget)) {
 544             hr = IShellFolder_QueryInterface (iface, &IID_IDropTarget, ppvOut);
 545         } else if (IsEqualIID (riid, &IID_IContextMenu)) {
 546             FIXME ("IContextMenu not implemented\n");
 547             hr = E_NOTIMPL;
 548         } else if (IsEqualIID (riid, &IID_IShellView)) {
 549             pShellView = IShellView_Constructor ((IShellFolder *) iface);
 550             if (pShellView) {
 551                 hr = IShellView_QueryInterface (pShellView, riid, ppvOut);
 552                 IShellView_Release (pShellView);
 553             }
 554         }
 555     }
 556     TRACE ("-- (%p)->(interface=%p)\n", This, ppvOut);
 557     return hr;
 558 }
 559
 560 /**************************************************************************
 561 *  IShellFolder_fnGetAttributesOf
 562 *
 563 * PARAMETERS
 564 *  UINT            cidl,     //[in ] num elements in pidl array
 565 *  LPCITEMIDLIST*  apidl,    //[in ] simple pidl array
 566 *  ULONG*          rgfInOut) //[out] result array
 567 *
 568 */
 569 static HRESULT WINAPI
 570 IShellFolder_fnGetAttributesOf (IShellFolder2 * iface, UINT cidl,
 571                                 LPCITEMIDLIST * apidl, DWORD * rgfInOut)
 572 {
 573     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 574
 575     HRESULT hr = S_OK;
 576
 577     TRACE ("(%p)->(cidl=%d apidl=%p mask=%p (0x%08lx))\n", This, cidl, apidl,
 578      rgfInOut, rgfInOut ? *rgfInOut : 0);
 579
 580     if (!rgfInOut)
 581         return E_INVALIDARG;
 582     if (cidl && !apidl)
 583         return E_INVALIDARG;
 584
 585     if (*rgfInOut == 0)
 586         *rgfInOut = ~0;
 587
 588     if(cidl == 0){
 589         IShellFolder *psfParent = NULL;
 590         LPCITEMIDLIST rpidl = NULL;
 591
 592         hr = SHBindToParent(This->pidlRoot, &IID_IShellFolder, (LPVOID*)&psfParent, (LPCITEMIDLIST*)&rpidl);
 593         if(SUCCEEDED(hr))
 594             SHELL32_GetItemAttributes (psfParent, rpidl, rgfInOut);
 595     }
 596     else {
 597         while (cidl > 0 && *apidl) {
 598             pdump (*apidl);
 599             SHELL32_GetItemAttributes (_IShellFolder_ (This), *apidl, rgfInOut);
 600             apidl++;
 601             cidl--;
 602         }
 603     }
 604     /* make sure SFGAO_VALIDATE is cleared, some apps depend on that */
 605     *rgfInOut &= ~SFGAO_VALIDATE;
 606
 607     TRACE ("-- result=0x%08lx\n", *rgfInOut);
 608
 609     return hr;
 610 }
 611
 612 /**************************************************************************
 613 *  IShellFolder_fnGetUIObjectOf
 614 *
 615 * PARAMETERS
 616 *  HWND           hwndOwner, //[in ] Parent window for any output
 617 *  UINT           cidl,      //[in ] array size
 618 *  LPCITEMIDLIST* apidl,     //[in ] simple pidl array
 619 *  REFIID         riid,      //[in ] Requested Interface
 620 *  UINT*          prgfInOut, //[   ] reserved
 621 *  LPVOID*        ppvObject) //[out] Resulting Interface
 622 *
 623 * NOTES
 624 *  This function gets asked to return "view objects" for one or more (multiple
 625 *  select) items:
 626 *  The viewobject typically is an COM object with one of the following
 627 *  interfaces:
 628 *  IExtractIcon,IDataObject,IContextMenu
 629 *  In order to support icon positions in the default Listview your DataObject
 630 *  must implement the SetData method (in addition to GetData :) - the shell
 631 *  passes a barely documented "Icon positions" structure to SetData when the
 632 *  drag starts, and GetData's it if the drop is in another explorer window that
 633 *  needs the positions.
 634 */
 635 static HRESULT WINAPI
 636 IShellFolder_fnGetUIObjectOf (IShellFolder2 * iface,
 637                               HWND hwndOwner,
 638                               UINT cidl, LPCITEMIDLIST * apidl, REFIID riid,
 639                               UINT * prgfInOut, LPVOID * ppvOut)
 640 {
 641     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 642
 643     LPITEMIDLIST pidl;
 644     IUnknown *pObj = NULL;
 645     HRESULT hr = E_INVALIDARG;
 646
 647     TRACE ("(%p)->(%p,%u,apidl=%p,%s,%p,%p)\n",
 648      This, hwndOwner, cidl, apidl, shdebugstr_guid (riid), prgfInOut, ppvOut);
 649
 650     if (ppvOut) {
 651         *ppvOut = NULL;
 652
 653         if (IsEqualIID (riid, &IID_IContextMenu) && (cidl >= 1)) {
 654             pObj = (LPUNKNOWN) ISvItemCm_Constructor ((IShellFolder *) iface,
 655              This->pidlRoot, apidl, cidl);
 656             hr = S_OK;
 657         } else if (IsEqualIID (riid, &IID_IDataObject) && (cidl >= 1)) {
 658             pObj = (LPUNKNOWN) IDataObject_Constructor (hwndOwner,
 659              This->pidlRoot, apidl, cidl);
 660             hr = S_OK;
 661         } else if (IsEqualIID (riid, &IID_IExtractIconA) && (cidl == 1)) {
 662             pidl = ILCombine (This->pidlRoot, apidl[0]);
 663             pObj = (LPUNKNOWN) IExtractIconA_Constructor (pidl);
 664             SHFree (pidl);
 665             hr = S_OK;
 666         } else if (IsEqualIID (riid, &IID_IExtractIconW) && (cidl == 1)) {
 667             pidl = ILCombine (This->pidlRoot, apidl[0]);
 668             pObj = (LPUNKNOWN) IExtractIconW_Constructor (pidl);
 669             SHFree (pidl);
 670             hr = S_OK;
 671         } else if (IsEqualIID (riid, &IID_IDropTarget) && (cidl >= 1)) {
 672             hr = IShellFolder_QueryInterface (iface, &IID_IDropTarget,
 673              (LPVOID *) & pObj);
 674         } else if ((IsEqualIID(riid,&IID_IShellLinkW) ||
 675          IsEqualIID(riid,&IID_IShellLinkA)) && (cidl == 1)) {
 676             pidl = ILCombine (This->pidlRoot, apidl[0]);
 677             hr = IShellLink_ConstructFromFile(NULL, riid, pidl, (LPVOID*)&pObj);
 678             SHFree (pidl);
 679         } else {
 680             hr = E_NOINTERFACE;
 681         }
 682
 683         if (SUCCEEDED(hr) && !pObj)
 684             hr = E_OUTOFMEMORY;
 685
 686         *ppvOut = pObj;
 687     }
 688     TRACE ("(%p)->hr=0x%08lx\n", This, hr);
 689     return hr;
 690 }
 691
 692 static const WCHAR AdvancedW[] = { 'S','O','F','T','W','A','R','E',
 693  '\\','M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s','\\',
 694  'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','E','x','p','l',
 695  'o','r','e','r','\\','A','d','v','a','n','c','e','d',0 };
 696 static const WCHAR HideFileExtW[] = { 'H','i','d','e','F','i','l','e','E','x',
 697  't',0 };
 698 static const WCHAR NeverShowExtW[] = { 'N','e','v','e','r','S','h','o','w','E',
 699  'x','t',0 };
 700
 701 static BOOL hide_extension(LPWSTR szPath)
 702 {
 703     HKEY hKey;
 704     DWORD dwData;
 705     DWORD dwDataSize = sizeof (DWORD);
 706     BOOL doHide = FALSE; /* The default value is FALSE (win98 at least) */
 707
 708     if (!RegCreateKeyExW(HKEY_CURRENT_USER, AdvancedW, 0, 0, 0, KEY_ALL_ACCESS, 0, &hKey, 0)) {
 709         if (!RegQueryValueExW(hKey, HideFileExtW, 0, 0, (LPBYTE) &dwData, &dwDataSize))
 710             doHide = dwData;
 711         RegCloseKey (hKey);
 712     }
 713
 714     if (!doHide) {
 715         LPWSTR ext = PathFindExtensionW(szPath);
 716
 717         if (*ext != '\0') {
 718             WCHAR classname[MAX_PATH];
 719             LONG classlen = sizeof(classname);
 720
 721             if (!RegQueryValueW(HKEY_CLASSES_ROOT, ext, classname, &classlen))
 722                 if (!RegOpenKeyW(HKEY_CLASSES_ROOT, classname, &hKey)) {
 723                     if (!RegQueryValueExW(hKey, NeverShowExtW, 0, NULL, NULL, NULL))
 724                         doHide = TRUE;
 725                     RegCloseKey(hKey);
 726                 }
 727         }
 728     }
 729     return doHide;
 730 }
 731
 732 void SHELL_FS_ProcessDisplayFilename(LPSTR szPath, DWORD dwFlags)
 733 {
 734     WCHAR pathW[MAX_PATH];
 735
 736     /*FIXME: MSDN also mentions SHGDN_FOREDITING which is not yet handled. */
 737     if (!(dwFlags & SHGDN_FORPARSING) &&
 738         ((dwFlags & SHGDN_INFOLDER) || (dwFlags == SHGDN_NORMAL))) {
 739         MultiByteToWideChar(CP_ACP, 0, szPath, -1, pathW, MAX_PATH);
 740         if (hide_extension(pathW) && szPath[0] != '.')
 741             PathRemoveExtensionA (szPath);
 742     }
 743 }
 744
 745 /**************************************************************************
 746 *  IShellFolder_fnGetDisplayNameOf
 747 *  Retrieves the display name for the specified file object or subfolder
 748 *
 749 * PARAMETERS
 750 *  LPCITEMIDLIST pidl,    //[in ] complex pidl to item
 751 *  DWORD         dwFlags, //[in ] SHGNO formatting flags
 752 *  LPSTRRET      lpName)  //[out] Returned display name
 753 *
 754 * FIXME
 755 *  if the name is in the pidl the ret value should be a STRRET_OFFSET
 756 */
 757
 758 static HRESULT WINAPI
 759 IShellFolder_fnGetDisplayNameOf (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 760                                  DWORD dwFlags, LPSTRRET strRet)
 761 {
 762     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 763
 764     HRESULT hr = S_OK;
 765     int len = 0;
 766
 767     TRACE ("(%p)->(pidl=%p,0x%08lx,%p)\n", This, pidl, dwFlags, strRet);
 768     pdump (pidl);
 769
 770     if (!pidl || !strRet)
 771         return E_INVALIDARG;
 772
 773     strRet->uType = STRRET_CSTR;
 774     if (_ILIsDesktop(pidl)) { /* empty pidl */
 775         if ((GET_SHGDN_FOR(dwFlags) & SHGDN_FORPARSING) &&
 776             (GET_SHGDN_RELATION(dwFlags) != SHGDN_INFOLDER))
 777         {
 778             if (This->sPathTarget)
 779                 lstrcpynA(strRet->u.cStr, This->sPathTarget, MAX_PATH);
 780         } else {
 781             /* pidl has to contain exactly one non null SHITEMID */
 782             hr = E_INVALIDARG;
 783         }
 784     } else if (_ILIsPidlSimple(pidl)) {
 785         if ((GET_SHGDN_FOR(dwFlags) & SHGDN_FORPARSING) &&
 786             (GET_SHGDN_RELATION(dwFlags) != SHGDN_INFOLDER) &&
 787             This->sPathTarget)
 788         {
 789             lstrcpynA(strRet->u.cStr, This->sPathTarget, MAX_PATH);
 790             PathAddBackslashA(strRet->u.cStr);
 791             len = lstrlenA(strRet->u.cStr);
 792         }
 793         _ILSimpleGetText(pidl, strRet->u.cStr + len, MAX_PATH - len);
 794         if (!_ILIsFolder(pidl)) SHELL_FS_ProcessDisplayFilename(strRet->u.cStr, dwFlags);
 795     } else {
 796         hr = SHELL32_GetDisplayNameOfChild(iface, pidl, dwFlags, strRet->u.cStr, MAX_PATH);
 797     }
 798
 799     TRACE ("-- (%p)->(%s)\n", This, strRet->u.cStr);
 800     return hr;
 801 }
 802
 803 /**************************************************************************
 804 *  IShellFolder_fnSetNameOf
 805 *  Changes the name of a file object or subfolder, possibly changing its item
 806 *  identifier in the process.
 807 *
 808 * PARAMETERS
 809 *  HWND          hwndOwner,  //[in ] Owner window for output
 810 *  LPCITEMIDLIST pidl,       //[in ] simple pidl of item to change
 811 *  LPCOLESTR     lpszName,   //[in ] the items new display name
 812 *  DWORD         dwFlags,    //[in ] SHGNO formatting flags
 813 *  LPITEMIDLIST* ppidlOut)   //[out] simple pidl returned
 814 */
 815 static HRESULT WINAPI IShellFolder_fnSetNameOf (IShellFolder2 * iface,
 816                                                 HWND hwndOwner,
 817                                                 LPCITEMIDLIST pidl,
 818                                                 LPCOLESTR lpName,
 819                                                 DWORD dwFlags,
 820                                                 LPITEMIDLIST * pPidlOut)
 821 {
 822     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 823     WCHAR szSrc[MAX_PATH], szDest[MAX_PATH];
 824     LPWSTR ptr;
 825     BOOL bIsFolder = _ILIsFolder (ILFindLastID (pidl));
 826
 827     TRACE ("(%p)->(%p,pidl=%p,%s,%lu,%p)\n", This, hwndOwner, pidl,
 828      debugstr_w (lpName), dwFlags, pPidlOut);
 829
 830     /* build source path */
 831     MultiByteToWideChar(CP_ACP, 0, This->sPathTarget, -1, szSrc, MAX_PATH);
 832     ptr = PathAddBackslashW (szSrc);
 833     if (ptr)
 834         _ILSimpleGetTextW (pidl, ptr, MAX_PATH - (ptr - szSrc));
 835
 836     /* build destination path */
 837     if (dwFlags == SHGDN_NORMAL || dwFlags & SHGDN_INFOLDER) {
 838         MultiByteToWideChar(CP_ACP, 0, This->sPathTarget, -1, szDest, MAX_PATH);
 839         ptr = PathAddBackslashW (szDest);
 840         if (ptr)
 841             lstrcpynW(ptr, lpName, MAX_PATH - (ptr - szDest));
 842     } else
 843         lstrcpynW(szDest, lpName, MAX_PATH);
 844
 845     if(!(dwFlags & SHGDN_FORPARSING) && hide_extension(szSrc)) {
 846         WCHAR *ext = PathFindExtensionW(szSrc);
 847         if(*ext != '\0') {
 848             INT len = strlenW(szDest);
 849             lstrcpynW(szDest + len, ext, MAX_PATH - len);
 850         }
 851     }
 852
 853     TRACE ("src=%s dest=%s\n", debugstr_w(szSrc), debugstr_w(szDest));
 854
 855     if (MoveFileW (szSrc, szDest)) {
 856         HRESULT hr = S_OK;
 857
 858         if (pPidlOut)
 859             hr = _ILCreateFromPathW(szDest, pPidlOut);
 860
 861         SHChangeNotify (bIsFolder ? SHCNE_RENAMEFOLDER : SHCNE_RENAMEITEM,
 862          SHCNF_PATHW, szSrc, szDest);
 863
 864         return hr;
 865     }
 866
 867     return E_FAIL;
 868 }
 869
 870 static HRESULT WINAPI IShellFolder_fnGetDefaultSearchGUID (IShellFolder2 *iface,
 871                                                            GUID * pguid)
 872 {
 873     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 874     FIXME ("(%p)\n", This);
 875     return E_NOTIMPL;
 876 }
 877 static HRESULT WINAPI IShellFolder_fnEnumSearches (IShellFolder2 * iface,
 878                                                    IEnumExtraSearch ** ppenum)
 879 {
 880     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 881     FIXME ("(%p)\n", This);
 882     return E_NOTIMPL;
 883 }
 884
 885 static HRESULT WINAPI
 886 IShellFolder_fnGetDefaultColumn (IShellFolder2 * iface, DWORD dwRes,
 887                                  ULONG * pSort, ULONG * pDisplay)
 888 {
 889     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 890
 891     TRACE ("(%p)\n", This);
 892
 893     if (pSort)
 894         *pSort = 0;
 895     if (pDisplay)
 896         *pDisplay = 0;
 897
 898     return S_OK;
 899 }
 900
 901 static HRESULT WINAPI
 902 IShellFolder_fnGetDefaultColumnState (IShellFolder2 * iface, UINT iColumn,
 903                                       DWORD * pcsFlags)
 904 {
 905     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 906
 907     TRACE ("(%p)\n", This);
 908
 909     if (!pcsFlags || iColumn >= GENERICSHELLVIEWCOLUMNS)
 910         return E_INVALIDARG;
 911
 912     *pcsFlags = GenericSFHeader[iColumn].pcsFlags;
 913
 914     return S_OK;
 915 }
 916
 917 static HRESULT WINAPI
 918 IShellFolder_fnGetDetailsEx (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 919                              const SHCOLUMNID * pscid, VARIANT * pv)
 920 {
 921     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 922     FIXME ("(%p)\n", This);
 923
 924     return E_NOTIMPL;
 925 }
 926
 927 static HRESULT WINAPI
 928 IShellFolder_fnGetDetailsOf (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 929                              UINT iColumn, SHELLDETAILS * psd)
 930 {
 931     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 932     HRESULT hr = E_FAIL;
 933
 934     TRACE ("(%p)->(%p %i %p)\n", This, pidl, iColumn, psd);
 935
 936     if (!psd || iColumn >= GENERICSHELLVIEWCOLUMNS)
 937         return E_INVALIDARG;
 938
 939     if (!pidl) {
 940         /* the header titles */
 941         psd->fmt = GenericSFHeader[iColumn].fmt;
 942         psd->cxChar = GenericSFHeader[iColumn].cxChar;
 943         psd->str.uType = STRRET_CSTR;
 944         LoadStringA (shell32_hInstance, GenericSFHeader[iColumn].colnameid,
 945          psd->str.u.cStr, MAX_PATH);
 946         return S_OK;
 947     } else {
 948         /* the data from the pidl */
 949         switch (iColumn) {
 950         case 0:                /* name */
 951             hr = IShellFolder_GetDisplayNameOf (iface, pidl,
 952              SHGDN_NORMAL | SHGDN_INFOLDER, &psd->str);
 953             break;
 954         case 1:                /* size */
 955             _ILGetFileSize (pidl, psd->str.u.cStr, MAX_PATH);
 956             break;
 957         case 2:                /* type */
 958             _ILGetFileType (pidl, psd->str.u.cStr, MAX_PATH);
 959             break;
 960         case 3:                /* date */
 961             _ILGetFileDate (pidl, psd->str.u.cStr, MAX_PATH);
 962             break;
 963         case 4:                /* attributes */
 964             _ILGetFileAttributes (pidl, psd->str.u.cStr, MAX_PATH);
 965             break;
 966         }
 967         hr = S_OK;
 968         psd->str.uType = STRRET_CSTR;
 969     }
 970
 971     return hr;
 972 }
 973
 974 static HRESULT WINAPI
 975 IShellFolder_fnMapColumnToSCID (IShellFolder2 * iface, UINT column,
 976                                 SHCOLUMNID * pscid)
 977 {
 978     _ICOM_THIS_From_IShellFolder2 (IGenericSFImpl, iface)
 979     FIXME ("(%p)\n", This);
 980     return E_NOTIMPL;
 981 }
 982
 983 static const IShellFolder2Vtbl sfvt =
 984 {
 985     IShellFolder_fnQueryInterface,
 986     IShellFolder_fnAddRef,
 987     IShellFolder_fnRelease,
 988     IShellFolder_fnParseDisplayName,
 989     IShellFolder_fnEnumObjects,
 990     IShellFolder_fnBindToObject,
 991     IShellFolder_fnBindToStorage,
 992     IShellFolder_fnCompareIDs,
 993     IShellFolder_fnCreateViewObject,
 994     IShellFolder_fnGetAttributesOf,
 995     IShellFolder_fnGetUIObjectOf,
 996     IShellFolder_fnGetDisplayNameOf,
 997     IShellFolder_fnSetNameOf,
 998     /* ShellFolder2 */
 999     IShellFolder_fnGetDefaultSearchGUID,
1000     IShellFolder_fnEnumSearches,
1001     IShellFolder_fnGetDefaultColumn,
1002     IShellFolder_fnGetDefaultColumnState,
1003     IShellFolder_fnGetDetailsEx,
1004     IShellFolder_fnGetDetailsOf,
1005     IShellFolder_fnMapColumnToSCID
1006 };
1007
1008 /****************************************************************************
1009  * ISFHelper for IShellFolder implementation
1010  */
1011
1012 static HRESULT WINAPI
1013 ISFHelper_fnQueryInterface (ISFHelper * iface, REFIID riid, LPVOID * ppvObj)
1014 {
1015     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface);
1016
1017     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
1018
1019     return IUnknown_QueryInterface (This->pUnkOuter, riid, ppvObj);
1020 }
1021
1022 static ULONG WINAPI ISFHelper_fnAddRef (ISFHelper * iface)
1023 {
1024     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface);
1025
1026     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
1027
1028     return IUnknown_AddRef (This->pUnkOuter);
1029 }
1030
1031 static ULONG WINAPI ISFHelper_fnRelease (ISFHelper * iface)
1032 {
1033     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface);
1034
1035     TRACE ("(%p)\n", This);
1036
1037     return IUnknown_Release (This->pUnkOuter);
1038 }
1039
1040 /****************************************************************************
1041  * ISFHelper_fnAddFolder
1042  *
1043  * creates a unique folder name
1044  */
1045
1046 static HRESULT WINAPI
1047 ISFHelper_fnGetUniqueName (ISFHelper * iface, LPSTR lpName, UINT uLen)
1048 {
1049     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface)
1050     IEnumIDList *penum;
1051     HRESULT hr;
1052     char szText[MAX_PATH];
1053     char *szNewFolder = "New Folder";
1054
1055     TRACE ("(%p)(%s %u)\n", This, lpName, uLen);
1056
1057     if (uLen < strlen (szNewFolder) + 4)
1058         return E_POINTER;
1059
1060     strcpy (lpName, szNewFolder);
1061
1062     hr = IShellFolder_fnEnumObjects (_IShellFolder2_ (This), 0,
1063      SHCONTF_FOLDERS | SHCONTF_NONFOLDERS | SHCONTF_INCLUDEHIDDEN, &penum);
1064     if (penum) {
1065         LPITEMIDLIST pidl;
1066         DWORD dwFetched;
1067         int i = 1;
1068
1069 next:
1070         IEnumIDList_Reset (penum);
1071         while (S_OK == IEnumIDList_Next (penum, 1, &pidl, &dwFetched) &&
1072          dwFetched) {
1073             _ILSimpleGetText (pidl, szText, MAX_PATH);
1074             if (0 == strcasecmp (szText, lpName)) {
1075                 sprintf (lpName, "%s %d", szNewFolder, i++);
1076                 if (i > 99) {
1077                     hr = E_FAIL;
1078                     break;
1079                 }
1080                 goto next;
1081             }
1082         }
1083
1084         IEnumIDList_Release (penum);
1085     }
1086     return hr;
1087 }
1088
1089 /****************************************************************************
1090  * ISFHelper_fnAddFolder
1091  *
1092  * adds a new folder.
1093  */
1094
1095 static HRESULT WINAPI
1096 ISFHelper_fnAddFolder (ISFHelper * iface, HWND hwnd, LPCSTR lpName,
1097                        LPITEMIDLIST * ppidlOut)
1098 {
1099     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface)
1100     char lpstrNewDir[MAX_PATH];
1101     DWORD bRes;
1102     HRESULT hres = E_FAIL;
1103
1104     TRACE ("(%p)(%s %p)\n", This, lpName, ppidlOut);
1105
1106     strcpy (lpstrNewDir, This->sPathTarget);
1107     PathAppendA(lpstrNewDir, lpName);
1108
1109     bRes = CreateDirectoryA (lpstrNewDir, NULL);
1110     if (bRes) {
1111         SHChangeNotify (SHCNE_MKDIR, SHCNF_PATHA, lpstrNewDir, NULL);
1112
1113         hres = S_OK;
1114
1115         if (ppidlOut)
1116                 hres = _ILCreateFromPathA(lpstrNewDir, ppidlOut);
1117     } else {
1118         char lpstrText[128 + MAX_PATH];
1119         char lpstrTempText[128];
1120         char lpstrCaption[256];
1121
1122         /* Cannot Create folder because of permissions */
1123         LoadStringA (shell32_hInstance, IDS_CREATEFOLDER_DENIED, lpstrTempText,
1124          sizeof (lpstrTempText));
1125         LoadStringA (shell32_hInstance, IDS_CREATEFOLDER_CAPTION, lpstrCaption,
1126          sizeof (lpstrCaption));
1127         sprintf (lpstrText, lpstrTempText, lpstrNewDir);
1128         MessageBoxA (hwnd, lpstrText, lpstrCaption, MB_OK | MB_ICONEXCLAMATION);
1129     }
1130
1131     return hres;
1132 }
1133
1134 /****************************************************************************
1135  * ISFHelper_fnDeleteItems
1136  *
1137  * deletes items in folder
1138  */
1139 static HRESULT WINAPI
1140 ISFHelper_fnDeleteItems (ISFHelper * iface, UINT cidl, LPCITEMIDLIST * apidl)
1141 {
1142     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface)
1143     UINT i;
1144     char szPath[MAX_PATH];
1145     BOOL bConfirm = TRUE;
1146
1147     TRACE ("(%p)(%u %p)\n", This, cidl, apidl);
1148
1149     /* deleting multiple items so give a slightly different warning */
1150     if (cidl != 1) {
1151         char tmp[8];
1152
1153         snprintf (tmp, sizeof (tmp), "%d", cidl);
1154         if (!SHELL_ConfirmDialog(ASK_DELETE_MULTIPLE_ITEM, tmp))
1155             return E_FAIL;
1156         bConfirm = FALSE;
1157     }
1158
1159     for (i = 0; i < cidl; i++) {
1160         strcpy (szPath, This->sPathTarget);
1161         PathAddBackslashA (szPath);
1162         _ILSimpleGetText (apidl[i], szPath + strlen (szPath), MAX_PATH);
1163
1164         if (_ILIsFolder (apidl[i])) {
1165             LPITEMIDLIST pidl;
1166
1167             TRACE ("delete %s\n", szPath);
1168             if (!SHELL_DeleteDirectoryA (szPath, bConfirm)) {
1169                 TRACE ("delete %s failed, bConfirm=%d\n", szPath, bConfirm);
1170                 return E_FAIL;
1171             }
1172             pidl = ILCombine (This->pidlRoot, apidl[i]);
1173             SHChangeNotify (SHCNE_RMDIR, SHCNF_IDLIST, pidl, NULL);
1174             SHFree (pidl);
1175         } else if (_ILIsValue (apidl[i])) {
1176             LPITEMIDLIST pidl;
1177
1178             TRACE ("delete %s\n", szPath);
1179             if (!SHELL_DeleteFileA (szPath, bConfirm)) {
1180                 TRACE ("delete %s failed, bConfirm=%d\n", szPath, bConfirm);
1181                 return E_FAIL;
1182             }
1183             pidl = ILCombine (This->pidlRoot, apidl[i]);
1184             SHChangeNotify (SHCNE_DELETE, SHCNF_IDLIST, pidl, NULL);
1185             SHFree (pidl);
1186         }
1187
1188     }
1189     return S_OK;
1190 }
1191
1192 /****************************************************************************
1193  * ISFHelper_fnCopyItems
1194  *
1195  * copies items to this folder
1196  */
1197 static HRESULT WINAPI
1198 ISFHelper_fnCopyItems (ISFHelper * iface, IShellFolder * pSFFrom, UINT cidl,
1199                        LPCITEMIDLIST * apidl)
1200 {
1201     UINT i;
1202     IPersistFolder2 *ppf2 = NULL;
1203     char szSrcPath[MAX_PATH],
1204       szDstPath[MAX_PATH];
1205
1206     _ICOM_THIS_From_ISFHelper (IGenericSFImpl, iface);
1207
1208     TRACE ("(%p)->(%p,%u,%p)\n", This, pSFFrom, cidl, apidl);
1209
1210     IShellFolder_QueryInterface (pSFFrom, &IID_IPersistFolder2,
1211      (LPVOID *) & ppf2);
1212     if (ppf2) {
1213         LPITEMIDLIST pidl;
1214
1215         if (SUCCEEDED (IPersistFolder2_GetCurFolder (ppf2, &pidl))) {
1216             for (i = 0; i < cidl; i++) {
1217                 SHGetPathFromIDListA (pidl, szSrcPath);
1218                 PathAddBackslashA (szSrcPath);
1219                 _ILSimpleGetText (apidl[i], szSrcPath + strlen (szSrcPath),
1220                  MAX_PATH);
1221
1222                 strcpy (szDstPath, This->sPathTarget);
1223                 PathAddBackslashA (szDstPath);
1224                 _ILSimpleGetText (apidl[i], szDstPath + strlen (szDstPath),
1225                  MAX_PATH);
1226                 MESSAGE ("would copy %s to %s\n", szSrcPath, szDstPath);
1227             }
1228             SHFree (pidl);
1229         }
1230         IPersistFolder2_Release (ppf2);
1231     }
1232     return S_OK;
1233 }
1234
1235 static const ISFHelperVtbl shvt =
1236 {
1237     ISFHelper_fnQueryInterface,
1238     ISFHelper_fnAddRef,
1239     ISFHelper_fnRelease,
1240     ISFHelper_fnGetUniqueName,
1241     ISFHelper_fnAddFolder,
1242     ISFHelper_fnDeleteItems,
1243     ISFHelper_fnCopyItems
1244 };
1245
1246 /************************************************************************
1247  * IFSFldr_PersistFolder3_QueryInterface
1248  *
1249  */
1250 static HRESULT WINAPI
1251 IFSFldr_PersistFolder3_QueryInterface (IPersistFolder3 * iface, REFIID iid,
1252                                        LPVOID * ppvObj)
1253 {
1254     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1255
1256     TRACE ("(%p)\n", This);
1257
1258     return IUnknown_QueryInterface (This->pUnkOuter, iid, ppvObj);
1259 }
1260
1261 /************************************************************************
1262  * IFSFldr_PersistFolder3_AddRef
1263  *
1264  */
1265 static ULONG WINAPI
1266 IFSFldr_PersistFolder3_AddRef (IPersistFolder3 * iface)
1267 {
1268     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1269
1270     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
1271
1272     return IUnknown_AddRef (This->pUnkOuter);
1273 }
1274
1275 /************************************************************************
1276  * IFSFldr_PersistFolder3_Release
1277  *
1278  */
1279 static ULONG WINAPI
1280 IFSFldr_PersistFolder3_Release (IPersistFolder3 * iface)
1281 {
1282     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1283
1284     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
1285
1286     return IUnknown_Release (This->pUnkOuter);
1287 }
1288
1289 /************************************************************************
1290  * IFSFldr_PersistFolder3_GetClassID
1291  */
1292 static HRESULT WINAPI
1293 IFSFldr_PersistFolder3_GetClassID (IPersistFolder3 * iface, CLSID * lpClassId)
1294 {
1295     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1296
1297     TRACE ("(%p)\n", This);
1298
1299     if (!lpClassId)
1300         return E_POINTER;
1301     *lpClassId = *This->pclsid;
1302
1303     return S_OK;
1304 }
1305
1306 /************************************************************************
1307  * IFSFldr_PersistFolder3_Initialize
1308  *
1309  * NOTES
1310  *  sPathTarget is not set. Don't know how to handle in a non rooted environment.
1311  */
1312 static HRESULT WINAPI
1313 IFSFldr_PersistFolder3_Initialize (IPersistFolder3 * iface, LPCITEMIDLIST pidl)
1314 {
1315     char sTemp[MAX_PATH];
1316
1317     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1318
1319     TRACE ("(%p)->(%p)\n", This, pidl);
1320
1321     if (This->pidlRoot)
1322         SHFree (This->pidlRoot);     /* free the old pidl */
1323     This->pidlRoot = ILClone (pidl); /* set my pidl */
1324
1325     if (This->sPathTarget)
1326         SHFree (This->sPathTarget);
1327
1328     /* set my path */
1329     if (SHGetPathFromIDListA (pidl, sTemp)) {
1330         This->sPathTarget = SHAlloc (strlen (sTemp) + 1);
1331         strcpy (This->sPathTarget, sTemp);
1332     }
1333
1334     TRACE ("--(%p)->(%s)\n", This, This->sPathTarget);
1335     return S_OK;
1336 }
1337
1338 /**************************************************************************
1339  * IFSFldr_PersistFolder3_GetCurFolder
1340  */
1341 static HRESULT WINAPI
1342 IFSFldr_PersistFolder3_fnGetCurFolder (IPersistFolder3 * iface,
1343                                        LPITEMIDLIST * pidl)
1344 {
1345     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1346
1347     TRACE ("(%p)->(%p)\n", This, pidl);
1348
1349     if (!pidl) return E_POINTER;
1350     *pidl = ILClone (This->pidlRoot);
1351     return S_OK;
1352 }
1353
1354 /**************************************************************************
1355  * IFSFldr_PersistFolder3_InitializeEx
1356  *
1357  * FIXME: error handling
1358  */
1359 static HRESULT WINAPI
1360 IFSFldr_PersistFolder3_InitializeEx (IPersistFolder3 * iface,
1361                                      IBindCtx * pbc, LPCITEMIDLIST pidlRoot,
1362                                      const PERSIST_FOLDER_TARGET_INFO * ppfti)
1363 {
1364     char sTemp[MAX_PATH];
1365
1366     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1367
1368     TRACE ("(%p)->(%p,%p,%p)\n", This, pbc, pidlRoot, ppfti);
1369     if (ppfti)
1370         TRACE ("--%p %s %s 0x%08lx 0x%08x\n",
1371          ppfti->pidlTargetFolder, debugstr_w (ppfti->szTargetParsingName),
1372          debugstr_w (ppfti->szNetworkProvider), ppfti->dwAttributes,
1373          ppfti->csidl);
1374
1375     pdump (pidlRoot);
1376     if (ppfti && ppfti->pidlTargetFolder)
1377         pdump (ppfti->pidlTargetFolder);
1378
1379     if (This->pidlRoot)
1380         __SHFreeAndNil (&This->pidlRoot);    /* free the old */
1381     if (This->sPathTarget)
1382         __SHFreeAndNil (&This->sPathTarget);
1383
1384     /*
1385      * Root path and pidl
1386      */
1387     This->pidlRoot = ILClone (pidlRoot);
1388
1389     /*
1390      *  the target folder is spezified in csidl OR pidlTargetFolder OR
1391      *  szTargetParsingName
1392      */
1393     if (ppfti) {
1394         if (ppfti->csidl != -1) {
1395             if (SHGetSpecialFolderPathA (0, sTemp, ppfti->csidl,
1396              ppfti->csidl & CSIDL_FLAG_CREATE)) {
1397                 __SHCloneStrA (&This->sPathTarget, sTemp);
1398             }
1399         } else if (ppfti->szTargetParsingName[0]) {
1400             __SHCloneStrWtoA (&This->sPathTarget, ppfti->szTargetParsingName);
1401         } else if (ppfti->pidlTargetFolder) {
1402             if (SHGetPathFromIDListA (ppfti->pidlTargetFolder, sTemp)) {
1403                 __SHCloneStrA (&This->sPathTarget, sTemp);
1404             }
1405         }
1406     }
1407
1408     TRACE ("--(%p)->(target=%s)\n", This, debugstr_a (This->sPathTarget));
1409     pdump (This->pidlRoot);
1410     return (This->sPathTarget) ? S_OK : E_FAIL;
1411 }
1412
1413 static HRESULT WINAPI
1414 IFSFldr_PersistFolder3_GetFolderTargetInfo (IPersistFolder3 * iface,
1415                                             PERSIST_FOLDER_TARGET_INFO * ppfti)
1416 {
1417     _ICOM_THIS_From_IPersistFolder3 (IGenericSFImpl, iface);
1418     FIXME ("(%p)->(%p)\n", This, ppfti);
1419     ZeroMemory (ppfti, sizeof (ppfti));
1420     return E_NOTIMPL;
1421 }
1422
1423 static const IPersistFolder3Vtbl vt_FSFldr_PersistFolder3 =
1424 {
1425     IFSFldr_PersistFolder3_QueryInterface,
1426     IFSFldr_PersistFolder3_AddRef,
1427     IFSFldr_PersistFolder3_Release,
1428     IFSFldr_PersistFolder3_GetClassID,
1429     IFSFldr_PersistFolder3_Initialize,
1430     IFSFldr_PersistFolder3_fnGetCurFolder,
1431     IFSFldr_PersistFolder3_InitializeEx,
1432     IFSFldr_PersistFolder3_GetFolderTargetInfo
1433 };
1434
1435 /****************************************************************************
1436  * ISFDropTarget implementation
1437  */
1438 static BOOL
1439 ISFDropTarget_QueryDrop (IDropTarget * iface, DWORD dwKeyState,
1440                          LPDWORD pdwEffect)
1441 {
1442     DWORD dwEffect = *pdwEffect;
1443
1444     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1445
1446     *pdwEffect = DROPEFFECT_NONE;
1447
1448     if (This->fAcceptFmt) { /* Does our interpretation of the keystate ... */
1449         *pdwEffect = KeyStateToDropEffect (dwKeyState);
1450
1451         /* ... matches the desired effect ? */
1452         if (dwEffect & *pdwEffect) {
1453             return TRUE;
1454         }
1455     }
1456     return FALSE;
1457 }
1458
1459 static HRESULT WINAPI
1460 ISFDropTarget_QueryInterface (IDropTarget * iface, REFIID riid, LPVOID * ppvObj)
1461 {
1462     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1463
1464     TRACE ("(%p)\n", This);
1465
1466     return IUnknown_QueryInterface (This->pUnkOuter, riid, ppvObj);
1467 }
1468
1469 static ULONG WINAPI ISFDropTarget_AddRef (IDropTarget * iface)
1470 {
1471     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1472
1473     TRACE ("(%p)\n", This);
1474
1475     return IUnknown_AddRef (This->pUnkOuter);
1476 }
1477
1478 static ULONG WINAPI ISFDropTarget_Release (IDropTarget * iface)
1479 {
1480     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1481
1482     TRACE ("(%p)\n", This);
1483
1484     return IUnknown_Release (This->pUnkOuter);
1485 }
1486
1487 static HRESULT WINAPI
1488 ISFDropTarget_DragEnter (IDropTarget * iface, IDataObject * pDataObject,
1489                          DWORD dwKeyState, POINTL pt, DWORD * pdwEffect)
1490 {
1491     FORMATETC fmt;
1492
1493     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1494
1495     TRACE ("(%p)->(DataObject=%p)\n", This, pDataObject);
1496
1497     InitFormatEtc (fmt, This->cfShellIDList, TYMED_HGLOBAL);
1498
1499     This->fAcceptFmt = (S_OK == IDataObject_QueryGetData (pDataObject, &fmt)) ?
1500      TRUE : FALSE;
1501
1502     ISFDropTarget_QueryDrop (iface, dwKeyState, pdwEffect);
1503
1504     return S_OK;
1505 }
1506
1507 static HRESULT WINAPI
1508 ISFDropTarget_DragOver (IDropTarget * iface, DWORD dwKeyState, POINTL pt,
1509                         DWORD * pdwEffect)
1510 {
1511     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1512
1513     TRACE ("(%p)\n", This);
1514
1515     if (!pdwEffect)
1516         return E_INVALIDARG;
1517
1518     ISFDropTarget_QueryDrop (iface, dwKeyState, pdwEffect);
1519
1520     return S_OK;
1521 }
1522
1523 static HRESULT WINAPI ISFDropTarget_DragLeave (IDropTarget * iface)
1524 {
1525     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1526
1527     TRACE ("(%p)\n", This);
1528
1529     This->fAcceptFmt = FALSE;
1530
1531     return S_OK;
1532 }
1533
1534 static HRESULT WINAPI
1535 ISFDropTarget_Drop (IDropTarget * iface, IDataObject * pDataObject,
1536                     DWORD dwKeyState, POINTL pt, DWORD * pdwEffect)
1537 {
1538     _ICOM_THIS_From_IDropTarget (IGenericSFImpl, iface);
1539
1540     FIXME ("(%p) object dropped\n", This);
1541
1542     return E_NOTIMPL;
1543 }
1544
1545 static const IDropTargetVtbl dtvt = {
1546     ISFDropTarget_QueryInterface,
1547     ISFDropTarget_AddRef,
1548     ISFDropTarget_Release,
1549     ISFDropTarget_DragEnter,
1550     ISFDropTarget_DragOver,
1551     ISFDropTarget_DragLeave,
1552     ISFDropTarget_Drop
1553 };