dlls/shell32/shfldr_mycomp.c

   1
   2 /*
   3  *      Virtual Workplace 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 <stdio.h>
  29
  30 #include "winerror.h"
  31 #include "winbase.h"
  32 #include "winreg.h"
  33
  34 #include "oleidl.h"
  35 #include "shlguid.h"
  36
  37 #include "pidl.h"
  38 #include "wine/obj_base.h"
  39 #include "wine/obj_dragdrop.h"
  40 #include "wine/obj_shellfolder.h"
  41 #include "undocshell.h"
  42 #include "shell32_main.h"
  43 #include "shresdef.h"
  44 #include "shlwapi.h"
  45 #include "shellfolder.h"
  46 #include "wine/debug.h"
  47 #include "debughlp.h"
  48 #include "shfldr.h"
  49
  50 WINE_DEFAULT_DEBUG_CHANNEL (shell);
  51
  52 /***********************************************************************
  53 *   IShellFolder implementation
  54 */
  55
  56 typedef struct {
  57     ICOM_VFIELD (IShellFolder2);
  58     DWORD ref;
  59       ICOM_VTABLE (IPersistFolder2) * lpVtblPersistFolder2;
  60
  61     /* both paths are parsible from the desktop */
  62     LPITEMIDLIST pidlRoot;      /* absolute pidl */
  63     int dwAttributes;           /* attributes returned by GetAttributesOf FIXME: use it */
  64 } IGenericSFImpl;
  65
  66 static struct ICOM_VTABLE (IShellFolder2) vt_ShellFolder2;
  67 static struct ICOM_VTABLE (IPersistFolder2) vt_PersistFolder2;
  68
  69 HRESULT WINAPI ISF_MyComputer_Constructor (IUnknown * pUnkOuter, REFIID riid, LPVOID * ppv);
  70
  71 #define _IPersistFolder2_Offset ((int)(&(((IGenericSFImpl*)0)->lpVtblPersistFolder2)))
  72 #define _ICOM_THIS_From_IPersistFolder2(class, name) class* This = (class*)(((char*)name)-_IPersistFolder2_Offset);
  73
  74 /*
  75   converts This to a interface pointer
  76 */
  77 #define _IUnknown_(This)        (IUnknown*)&(This->lpVtbl)
  78 #define _IShellFolder_(This)    (IShellFolder*)&(This->lpVtbl)
  79 #define _IShellFolder2_(This)   (IShellFolder2*)&(This->lpVtbl)
  80
  81 #define _IPersist_(This)        (IPersist*)&(This->lpVtblPersistFolder2)
  82 #define _IPersistFolder_(This)  (IPersistFolder*)&(This->lpVtblPersistFolder2)
  83 #define _IPersistFolder2_(This) (IPersistFolder2*)&(This->lpVtblPersistFolder2)
  84
  85 /***********************************************************************
  86 *   IShellFolder [MyComputer] implementation
  87 */
  88
  89 static shvheader MyComputerSFHeader[] = {
  90     {IDS_SHV_COLUMN1, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 15},
  91     {IDS_SHV_COLUMN3, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
  92     {IDS_SHV_COLUMN6, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
  93     {IDS_SHV_COLUMN7, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
  94 };
  95
  96 #define MYCOMPUTERSHELLVIEWCOLUMNS 4
  97
  98 /**************************************************************************
  99 *       ISF_MyComputer_Constructor
 100 */
 101 HRESULT WINAPI ISF_MyComputer_Constructor (IUnknown * pUnkOuter, REFIID riid, LPVOID * ppv)
 102 {
 103     IGenericSFImpl *sf;
 104
 105     TRACE ("unkOut=%p %s\n", pUnkOuter, shdebugstr_guid (riid));
 106
 107     if (!ppv)
 108         return E_POINTER;
 109     if (pUnkOuter)
 110         return CLASS_E_NOAGGREGATION;
 111
 112     sf = (IGenericSFImpl *) LocalAlloc (GMEM_ZEROINIT, sizeof (IGenericSFImpl));
 113     if (!sf)
 114         return E_OUTOFMEMORY;
 115
 116     sf->ref = 0;
 117     ICOM_VTBL (sf) = &vt_ShellFolder2;
 118     sf->lpVtblPersistFolder2 = &vt_PersistFolder2;
 119     sf->pidlRoot = _ILCreateMyComputer ();      /* my qualified pidl */
 120
 121     if (!SUCCEEDED (IUnknown_QueryInterface (_IUnknown_ (sf), riid, ppv))) {
 122         IUnknown_Release (_IUnknown_ (sf));
 123         return E_NOINTERFACE;
 124     }
 125
 126     TRACE ("--(%p)\n", sf);
 127     return S_OK;
 128 }
 129
 130 /**************************************************************************
 131  *      ISF_MyComputer_fnQueryInterface
 132  *
 133  * NOTES supports not IPersist/IPersistFolder
 134  */
 135 static HRESULT WINAPI ISF_MyComputer_fnQueryInterface (IShellFolder2 * iface, REFIID riid, LPVOID * ppvObj)
 136 {
 137     ICOM_THIS (IGenericSFImpl, iface);
 138
 139     TRACE ("(%p)->(%s,%p)\n", This, shdebugstr_guid (riid), ppvObj);
 140
 141     *ppvObj = NULL;
 142
 143     if (IsEqualIID (riid, &IID_IUnknown) ||
 144         IsEqualIID (riid, &IID_IShellFolder) || IsEqualIID (riid, &IID_IShellFolder2)) {
 145         *ppvObj = This;
 146     } else if (IsEqualIID (riid, &IID_IPersist) ||
 147                IsEqualIID (riid, &IID_IPersistFolder) || IsEqualIID (riid, &IID_IPersistFolder2)) {
 148         *ppvObj = _IPersistFolder2_ (This);
 149     }
 150
 151     if (*ppvObj) {
 152         IUnknown_AddRef ((IUnknown *) (*ppvObj));
 153         TRACE ("-- Interface: (%p)->(%p)\n", ppvObj, *ppvObj);
 154         return S_OK;
 155     }
 156     TRACE ("-- Interface: E_NOINTERFACE\n");
 157     return E_NOINTERFACE;
 158 }
 159
 160 static ULONG WINAPI ISF_MyComputer_fnAddRef (IShellFolder2 * iface)
 161 {
 162     ICOM_THIS (IGenericSFImpl, iface);
 163
 164     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 165
 166     return ++(This->ref);
 167 }
 168
 169 static ULONG WINAPI ISF_MyComputer_fnRelease (IShellFolder2 * iface)
 170 {
 171     ICOM_THIS (IGenericSFImpl, iface);
 172
 173     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 174
 175     if (!--(This->ref)) {
 176         TRACE ("-- destroying IShellFolder(%p)\n", This);
 177         if (This->pidlRoot)
 178             SHFree (This->pidlRoot);
 179         LocalFree ((HLOCAL) This);
 180         return 0;
 181     }
 182     return This->ref;
 183 }
 184
 185 /**************************************************************************
 186 *       ISF_MyComputer_fnParseDisplayName
 187 */
 188 static HRESULT WINAPI
 189 ISF_MyComputer_fnParseDisplayName (IShellFolder2 * iface,
 190                                    HWND hwndOwner,
 191                                    LPBC pbcReserved,
 192                                    LPOLESTR lpszDisplayName,
 193                                    DWORD * pchEaten, LPITEMIDLIST * ppidl, DWORD * pdwAttributes)
 194 {
 195     ICOM_THIS (IGenericSFImpl, iface);
 196
 197     HRESULT hr = E_OUTOFMEMORY;
 198     LPCWSTR szNext = NULL;
 199     WCHAR szElement[MAX_PATH];
 200     CHAR szTempA[MAX_PATH];
 201     LPITEMIDLIST pidlTemp;
 202
 203     TRACE ("(%p)->(HWND=0x%08x,%p,%p=%s,%p,pidl=%p,%p)\n",
 204            This, hwndOwner, pbcReserved, lpszDisplayName, debugstr_w (lpszDisplayName), pchEaten, ppidl, pdwAttributes);
 205
 206     *ppidl = 0;
 207     if (pchEaten)
 208         *pchEaten = 0;          /* strange but like the original */
 209
 210     /* do we have an absolute path name ? */
 211     if (PathGetDriveNumberW (lpszDisplayName) >= 0 && lpszDisplayName[2] == (WCHAR) '\\') {
 212         szNext = GetNextElementW (lpszDisplayName, szElement, MAX_PATH);
 213         WideCharToMultiByte (CP_ACP, 0, szElement, -1, szTempA, MAX_PATH, NULL, NULL);
 214         pidlTemp = _ILCreateDrive (szTempA);
 215
 216         if (szNext && *szNext) {
 217             hr = SHELL32_ParseNextElement (hwndOwner, iface, &pidlTemp, (LPOLESTR) szNext, pchEaten, pdwAttributes);
 218         } else {
 219             if (pdwAttributes && *pdwAttributes) {
 220                 SHELL32_GetItemAttributes (_IShellFolder_ (This), pidlTemp, pdwAttributes);
 221             }
 222             hr = S_OK;
 223         }
 224         *ppidl = pidlTemp;
 225     }
 226
 227     TRACE ("(%p)->(-- ret=0x%08lx)\n", This, hr);
 228
 229     return hr;
 230 }
 231
 232 /**************************************************************************
 233 *               ISF_MyComputer_fnEnumObjects
 234 */
 235 static HRESULT WINAPI
 236 ISF_MyComputer_fnEnumObjects (IShellFolder2 * iface, HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST * ppEnumIDList)
 237 {
 238     ICOM_THIS (IGenericSFImpl, iface);
 239
 240     TRACE ("(%p)->(HWND=0x%08x flags=0x%08lx pplist=%p)\n", This, hwndOwner, dwFlags, ppEnumIDList);
 241
 242     *ppEnumIDList = IEnumIDList_Constructor (NULL, dwFlags, EIDL_MYCOMP);
 243
 244     TRACE ("-- (%p)->(new ID List: %p)\n", This, *ppEnumIDList);
 245
 246     return (*ppEnumIDList) ? S_OK : E_OUTOFMEMORY;
 247 }
 248
 249 /**************************************************************************
 250 *               ISF_MyComputer_fnBindToObject
 251 */
 252 static HRESULT WINAPI
 253 ISF_MyComputer_fnBindToObject (IShellFolder2 * iface, LPCITEMIDLIST pidl,
 254                                LPBC pbcReserved, REFIID riid, LPVOID * ppvOut)
 255 {
 256     ICOM_THIS (IGenericSFImpl, iface);
 257
 258     TRACE ("(%p)->(pidl=%p,%p,%s,%p)\n", This, pidl, pbcReserved, shdebugstr_guid (riid), ppvOut);
 259
 260     return SHELL32_BindToChild (This->pidlRoot, NULL, pidl, riid, ppvOut);
 261 }
 262
 263 /**************************************************************************
 264 *       ISF_MyComputer_fnBindToStorage
 265 */
 266 static HRESULT WINAPI
 267 ISF_MyComputer_fnBindToStorage (IShellFolder2 * iface,
 268                                 LPCITEMIDLIST pidl, LPBC pbcReserved, REFIID riid, LPVOID * ppvOut)
 269 {
 270     ICOM_THIS (IGenericSFImpl, iface);
 271
 272     FIXME ("(%p)->(pidl=%p,%p,%s,%p) stub\n", This, pidl, pbcReserved, shdebugstr_guid (riid), ppvOut);
 273
 274     *ppvOut = NULL;
 275     return E_NOTIMPL;
 276 }
 277
 278 /**************************************************************************
 279 *       ISF_MyComputer_fnCompareIDs
 280 */
 281
 282 static HRESULT WINAPI
 283 ISF_MyComputer_fnCompareIDs (IShellFolder2 * iface, LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
 284 {
 285     ICOM_THIS (IGenericSFImpl, iface);
 286
 287     int nReturn;
 288
 289     TRACE ("(%p)->(0x%08lx,pidl1=%p,pidl2=%p)\n", This, lParam, pidl1, pidl2);
 290     nReturn = SHELL32_CompareIDs (_IShellFolder_ (This), lParam, pidl1, pidl2);
 291     TRACE ("-- %i\n", nReturn);
 292     return nReturn;
 293 }
 294
 295 /**************************************************************************
 296 *       ISF_MyComputer_fnCreateViewObject
 297 */
 298 static HRESULT WINAPI
 299 ISF_MyComputer_fnCreateViewObject (IShellFolder2 * iface, HWND hwndOwner, REFIID riid, LPVOID * ppvOut)
 300 {
 301     ICOM_THIS (IGenericSFImpl, iface);
 302
 303     LPSHELLVIEW pShellView;
 304     HRESULT hr = E_INVALIDARG;
 305
 306     TRACE ("(%p)->(hwnd=0x%x,%s,%p)\n", This, hwndOwner, shdebugstr_guid (riid), ppvOut);
 307
 308     if (ppvOut) {
 309         *ppvOut = NULL;
 310
 311         if (IsEqualIID (riid, &IID_IDropTarget)) {
 312             WARN ("IDropTarget not implemented\n");
 313             hr = E_NOTIMPL;
 314         } else if (IsEqualIID (riid, &IID_IContextMenu)) {
 315             WARN ("IContextMenu not implemented\n");
 316             hr = E_NOTIMPL;
 317         } else if (IsEqualIID (riid, &IID_IShellView)) {
 318             pShellView = IShellView_Constructor ((IShellFolder *) iface);
 319             if (pShellView) {
 320                 hr = IShellView_QueryInterface (pShellView, riid, ppvOut);
 321                 IShellView_Release (pShellView);
 322             }
 323         }
 324     }
 325     TRACE ("-- (%p)->(interface=%p)\n", This, ppvOut);
 326     return hr;
 327 }
 328
 329 /**************************************************************************
 330 *  ISF_MyComputer_fnGetAttributesOf
 331 */
 332 static HRESULT WINAPI
 333 ISF_MyComputer_fnGetAttributesOf (IShellFolder2 * iface, UINT cidl, LPCITEMIDLIST * apidl, DWORD * rgfInOut)
 334 {
 335     ICOM_THIS (IGenericSFImpl, iface);
 336
 337     HRESULT hr = S_OK;
 338
 339     TRACE ("(%p)->(cidl=%d apidl=%p mask=0x%08lx)\n", This, cidl, apidl, *rgfInOut);
 340
 341     if ((!cidl) || (!apidl) || (!rgfInOut))
 342         return E_INVALIDARG;
 343
 344     while (cidl > 0 && *apidl) {
 345         pdump (*apidl);
 346         SHELL32_GetItemAttributes (_IShellFolder_ (This), *apidl, rgfInOut);
 347         apidl++;
 348         cidl--;
 349     }
 350
 351     TRACE ("-- result=0x%08lx\n", *rgfInOut);
 352     return hr;
 353 }
 354
 355 /**************************************************************************
 356 *       ISF_MyComputer_fnGetUIObjectOf
 357 *
 358 * PARAMETERS
 359 *  HWND           hwndOwner, //[in ] Parent window for any output
 360 *  UINT           cidl,      //[in ] array size
 361 *  LPCITEMIDLIST* apidl,     //[in ] simple pidl array
 362 *  REFIID         riid,      //[in ] Requested Interface
 363 *  UINT*          prgfInOut, //[   ] reserved
 364 *  LPVOID*        ppvObject) //[out] Resulting Interface
 365 *
 366 */
 367 static HRESULT WINAPI
 368 ISF_MyComputer_fnGetUIObjectOf (IShellFolder2 * iface,
 369                                 HWND hwndOwner,
 370                                 UINT cidl, LPCITEMIDLIST * apidl, REFIID riid, UINT * prgfInOut, LPVOID * ppvOut)
 371 {
 372     ICOM_THIS (IGenericSFImpl, iface);
 373
 374     LPITEMIDLIST pidl;
 375     IUnknown *pObj = NULL;
 376     HRESULT hr = E_INVALIDARG;
 377
 378     TRACE ("(%p)->(0x%04x,%u,apidl=%p,%s,%p,%p)\n",
 379            This, hwndOwner, cidl, apidl, shdebugstr_guid (riid), prgfInOut, ppvOut);
 380
 381     if (ppvOut) {
 382         *ppvOut = NULL;
 383
 384         if (IsEqualIID (riid, &IID_IContextMenu) && (cidl >= 1)) {
 385             pObj = (LPUNKNOWN) ISvItemCm_Constructor ((IShellFolder *) iface, This->pidlRoot, apidl, cidl);
 386             hr = S_OK;
 387         } else if (IsEqualIID (riid, &IID_IDataObject) && (cidl >= 1)) {
 388             pObj = (LPUNKNOWN) IDataObject_Constructor (hwndOwner, This->pidlRoot, apidl, cidl);
 389             hr = S_OK;
 390         } else if (IsEqualIID (riid, &IID_IExtractIconA) && (cidl == 1)) {
 391             pidl = ILCombine (This->pidlRoot, apidl[0]);
 392             pObj = (LPUNKNOWN) IExtractIconA_Constructor (pidl);
 393             SHFree (pidl);
 394             hr = S_OK;
 395         } else if (IsEqualIID (riid, &IID_IDropTarget) && (cidl >= 1)) {
 396             hr = IShellFolder_QueryInterface (iface, &IID_IDropTarget, (LPVOID *) & pObj);
 397         } else {
 398             hr = E_NOINTERFACE;
 399         }
 400
 401         if (!pObj)
 402             hr = E_OUTOFMEMORY;
 403
 404         *ppvOut = pObj;
 405     }
 406     TRACE ("(%p)->hr=0x%08lx\n", This, hr);
 407     return hr;
 408 }
 409
 410 /**************************************************************************
 411 *       ISF_MyComputer_fnGetDisplayNameOf
 412 *
 413 * NOTES
 414 *       The desktopfolder creates only complete paths (SHGDN_FORPARSING).
 415 *       SHGDN_INFOLDER makes no sense.
 416 */
 417 static HRESULT WINAPI ISF_MyComputer_fnGetDisplayNameOf (IShellFolder2 * iface, LPCITEMIDLIST pidl, DWORD dwFlags, LPSTRRET strRet)
 418 {
 419     ICOM_THIS (IGenericSFImpl, iface);
 420
 421     char szPath[MAX_PATH],
 422       szDrive[18];
 423     int len = 0;
 424     BOOL bSimplePidl;
 425
 426     TRACE ("(%p)->(pidl=%p,0x%08lx,%p)\n", This, pidl, dwFlags, strRet);
 427     pdump (pidl);
 428
 429     if (!strRet)
 430         return E_INVALIDARG;
 431
 432     szPath[0] = 0x00;
 433     szDrive[0] = 0x00;
 434
 435     bSimplePidl = _ILIsPidlSimple (pidl);
 436
 437     if (_ILIsSpecialFolder (pidl)) {
 438         /* take names of special folders only if its only this folder */
 439         if (bSimplePidl) {
 440             _ILSimpleGetText (pidl, szPath, MAX_PATH);  /* append my own path */
 441         } else {
 442             FIXME ("special folder\n");
 443         }
 444     } else {
 445         if (!_ILIsDrive (pidl)) {
 446             ERR ("Wrong pidl type\n");
 447             return E_INVALIDARG;
 448         }
 449
 450         _ILSimpleGetText (pidl, szPath, MAX_PATH);      /* append my own path */
 451
 452         /* long view "lw_name (C:)" */
 453         if (bSimplePidl && !(dwFlags & SHGDN_FORPARSING)) {
 454             DWORD dwVolumeSerialNumber,
 455               dwMaximumComponetLength,
 456               dwFileSystemFlags;
 457
 458             GetVolumeInformationA (szPath, szDrive, sizeof (szDrive) - 6, &dwVolumeSerialNumber,
 459                                    &dwMaximumComponetLength, &dwFileSystemFlags, NULL, 0);
 460             strcat (szDrive, " (");
 461             strncat (szDrive, szPath, 2);
 462             strcat (szDrive, ")");
 463             strcpy (szPath, szDrive);
 464         }
 465     }
 466
 467     if (!bSimplePidl) {         /* go deeper if needed */
 468         PathAddBackslashA (szPath);
 469         len = strlen (szPath);
 470
 471         if (!SUCCEEDED
 472             (SHELL32_GetDisplayNameOfChild (iface, pidl, dwFlags | SHGDN_INFOLDER, szPath + len, MAX_PATH - len)))
 473             return E_OUTOFMEMORY;
 474     }
 475     strRet->uType = STRRET_CSTR;
 476     lstrcpynA (strRet->u.cStr, szPath, MAX_PATH);
 477
 478     TRACE ("-- (%p)->(%s)\n", This, szPath);
 479     return S_OK;
 480 }
 481
 482 /**************************************************************************
 483 *  ISF_MyComputer_fnSetNameOf
 484 *  Changes the name of a file object or subfolder, possibly changing its item
 485 *  identifier in the process.
 486 *
 487 * PARAMETERS
 488 *  HWND          hwndOwner,  //[in ] Owner window for output
 489 *  LPCITEMIDLIST pidl,       //[in ] simple pidl of item to change
 490 *  LPCOLESTR     lpszName,   //[in ] the items new display name
 491 *  DWORD         dwFlags,    //[in ] SHGNO formatting flags
 492 *  LPITEMIDLIST* ppidlOut)   //[out] simple pidl returned
 493 */
 494 static HRESULT WINAPI ISF_MyComputer_fnSetNameOf (IShellFolder2 * iface, HWND hwndOwner, LPCITEMIDLIST pidl,    /*simple pidl */
 495                                                   LPCOLESTR lpName, DWORD dwFlags, LPITEMIDLIST * pPidlOut)
 496 {
 497     ICOM_THIS (IGenericSFImpl, iface);
 498     FIXME ("(%p)->(%u,pidl=%p,%s,%lu,%p)\n", This, hwndOwner, pidl, debugstr_w (lpName), dwFlags, pPidlOut);
 499     return E_FAIL;
 500 }
 501
 502 static HRESULT WINAPI ISF_MyComputer_fnGetDefaultSearchGUID (IShellFolder2 * iface, GUID * pguid)
 503 {
 504     ICOM_THIS (IGenericSFImpl, iface);
 505     FIXME ("(%p)\n", This);
 506     return E_NOTIMPL;
 507 }
 508 static HRESULT WINAPI ISF_MyComputer_fnEnumSearches (IShellFolder2 * iface, IEnumExtraSearch ** ppenum)
 509 {
 510     ICOM_THIS (IGenericSFImpl, iface);
 511     FIXME ("(%p)\n", This);
 512     return E_NOTIMPL;
 513 }
 514 static HRESULT WINAPI ISF_MyComputer_fnGetDefaultColumn (IShellFolder2 * iface, DWORD dwRes, ULONG * pSort, ULONG * pDisplay)
 515 {
 516     ICOM_THIS (IGenericSFImpl, iface);
 517
 518     TRACE ("(%p)\n", This);
 519
 520     if (pSort) *pSort = 0;
 521     if (pDisplay) *pDisplay = 0;
 522     return S_OK;
 523 }
 524 static HRESULT WINAPI ISF_MyComputer_fnGetDefaultColumnState (IShellFolder2 * iface, UINT iColumn, DWORD * pcsFlags)
 525 {
 526     ICOM_THIS (IGenericSFImpl, iface);
 527
 528     TRACE ("(%p)\n", This);
 529
 530     if (!pcsFlags || iColumn >= MYCOMPUTERSHELLVIEWCOLUMNS) return E_INVALIDARG;
 531     *pcsFlags = MyComputerSFHeader[iColumn].pcsFlags;
 532     return S_OK;
 533 }
 534 static HRESULT WINAPI ISF_MyComputer_fnGetDetailsEx (IShellFolder2 * iface, LPCITEMIDLIST pidl, const SHCOLUMNID * pscid, VARIANT * pv)
 535 {
 536     ICOM_THIS (IGenericSFImpl, iface);
 537     FIXME ("(%p)\n", This);
 538     return E_NOTIMPL;
 539 }
 540
 541 /* FIXME: drive size >4GB is rolling over */
 542 static HRESULT WINAPI ISF_MyComputer_fnGetDetailsOf (IShellFolder2 * iface, LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS * psd)
 543 {
 544     ICOM_THIS (IGenericSFImpl, iface);
 545     HRESULT hr;
 546
 547     TRACE ("(%p)->(%p %i %p)\n", This, pidl, iColumn, psd);
 548
 549     if (!psd || iColumn >= MYCOMPUTERSHELLVIEWCOLUMNS)
 550         return E_INVALIDARG;
 551
 552     if (!pidl) {
 553         psd->fmt = MyComputerSFHeader[iColumn].fmt;
 554         psd->cxChar = MyComputerSFHeader[iColumn].cxChar;
 555         psd->str.uType = STRRET_CSTR;
 556         LoadStringA (shell32_hInstance, MyComputerSFHeader[iColumn].colnameid, psd->str.u.cStr, MAX_PATH);
 557         return S_OK;
 558     } else {
 559         char szPath[MAX_PATH];
 560         ULARGE_INTEGER ulBytes;
 561
 562         psd->str.u.cStr[0] = 0x00;
 563         psd->str.uType = STRRET_CSTR;
 564         switch (iColumn) {
 565         case 0:         /* name */
 566             hr = IShellFolder_GetDisplayNameOf (iface, pidl, SHGDN_NORMAL | SHGDN_INFOLDER, &psd->str);
 567             break;
 568         case 1:         /* type */
 569             _ILGetFileType (pidl, psd->str.u.cStr, MAX_PATH);
 570             break;
 571         case 2:         /* total size */
 572             if (_ILIsDrive (pidl)) {
 573                 _ILSimpleGetText (pidl, szPath, MAX_PATH);
 574                 GetDiskFreeSpaceExA (szPath, NULL, &ulBytes, NULL);
 575                 StrFormatByteSizeA (ulBytes.s.LowPart, psd->str.u.cStr, MAX_PATH);
 576             }
 577             break;
 578         case 3:         /* free size */
 579             if (_ILIsDrive (pidl)) {
 580                 _ILSimpleGetText (pidl, szPath, MAX_PATH);
 581                 GetDiskFreeSpaceExA (szPath, &ulBytes, NULL, NULL);
 582                 StrFormatByteSizeA (ulBytes.s.LowPart, psd->str.u.cStr, MAX_PATH);
 583             }
 584             break;
 585         }
 586         hr = S_OK;
 587     }
 588
 589     return hr;
 590 }
 591 static HRESULT WINAPI ISF_MyComputer_fnMapNameToSCID (IShellFolder2 * iface, LPCWSTR pwszName, SHCOLUMNID * pscid)
 592 {
 593     ICOM_THIS (IGenericSFImpl, iface);
 594     FIXME ("(%p)\n", This);
 595     return E_NOTIMPL;
 596 }
 597
 598 static ICOM_VTABLE (IShellFolder2) vt_ShellFolder2 =
 599 {
 600         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 601         ISF_MyComputer_fnQueryInterface,
 602         ISF_MyComputer_fnAddRef,
 603         ISF_MyComputer_fnRelease,
 604         ISF_MyComputer_fnParseDisplayName,
 605         ISF_MyComputer_fnEnumObjects,
 606         ISF_MyComputer_fnBindToObject,
 607         ISF_MyComputer_fnBindToStorage,
 608         ISF_MyComputer_fnCompareIDs,
 609         ISF_MyComputer_fnCreateViewObject,
 610         ISF_MyComputer_fnGetAttributesOf,
 611         ISF_MyComputer_fnGetUIObjectOf,
 612         ISF_MyComputer_fnGetDisplayNameOf,
 613         ISF_MyComputer_fnSetNameOf,
 614         /* ShellFolder2 */
 615         ISF_MyComputer_fnGetDefaultSearchGUID,
 616         ISF_MyComputer_fnEnumSearches,
 617         ISF_MyComputer_fnGetDefaultColumn,
 618         ISF_MyComputer_fnGetDefaultColumnState,
 619         ISF_MyComputer_fnGetDetailsEx,
 620         ISF_MyComputer_fnGetDetailsOf,
 621         ISF_MyComputer_fnMapNameToSCID
 622 };
 623
 624 /************************************************************************
 625  *      IMCFldr_PersistFolder2_QueryInterface
 626  */
 627 static HRESULT WINAPI IMCFldr_PersistFolder2_QueryInterface (IPersistFolder2 * iface, REFIID iid, LPVOID * ppvObj)
 628 {
 629     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 630
 631     TRACE ("(%p)\n", This);
 632
 633     return IUnknown_QueryInterface (_IUnknown_ (This), iid, ppvObj);
 634 }
 635
 636 /************************************************************************
 637  *      IMCFldr_PersistFolder2_AddRef
 638  */
 639 static ULONG WINAPI IMCFldr_PersistFolder2_AddRef (IPersistFolder2 * iface)
 640 {
 641     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 642
 643     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 644
 645     return IUnknown_AddRef (_IUnknown_ (This));
 646 }
 647
 648 /************************************************************************
 649  *      ISFPersistFolder_Release
 650  */
 651 static ULONG WINAPI IMCFldr_PersistFolder2_Release (IPersistFolder2 * iface)
 652 {
 653     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 654
 655     TRACE ("(%p)->(count=%lu)\n", This, This->ref);
 656
 657     return IUnknown_Release (_IUnknown_ (This));
 658 }
 659
 660 /************************************************************************
 661  *      IMCFldr_PersistFolder2_GetClassID
 662  */
 663 static HRESULT WINAPI IMCFldr_PersistFolder2_GetClassID (IPersistFolder2 * iface, CLSID * lpClassId)
 664 {
 665     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 666
 667     TRACE ("(%p)\n", This);
 668
 669     if (!lpClassId)
 670         return E_POINTER;
 671     *lpClassId = CLSID_MyComputer;
 672
 673     return S_OK;
 674 }
 675
 676 /************************************************************************
 677  *      IMCFldr_PersistFolder2_Initialize
 678  *
 679  * NOTES: it makes no sense to change the pidl
 680  */
 681 static HRESULT WINAPI IMCFldr_PersistFolder2_Initialize (IPersistFolder2 * iface, LPCITEMIDLIST pidl)
 682 {
 683     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 684     TRACE ("(%p)->(%p)\n", This, pidl);
 685     return E_NOTIMPL;
 686 }
 687
 688 /**************************************************************************
 689  *      IPersistFolder2_fnGetCurFolder
 690  */
 691 static HRESULT WINAPI IMCFldr_PersistFolder2_GetCurFolder (IPersistFolder2 * iface, LPITEMIDLIST * pidl)
 692 {
 693     _ICOM_THIS_From_IPersistFolder2 (IGenericSFImpl, iface);
 694
 695     TRACE ("(%p)->(%p)\n", This, pidl);
 696
 697     if (!pidl)
 698         return E_POINTER;
 699     *pidl = ILClone (This->pidlRoot);
 700     return S_OK;
 701 }
 702
 703 static ICOM_VTABLE (IPersistFolder2) vt_PersistFolder2 =
 704 {
 705 ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 706         IMCFldr_PersistFolder2_QueryInterface,
 707         IMCFldr_PersistFolder2_AddRef,
 708         IMCFldr_PersistFolder2_Release,
 709         IMCFldr_PersistFolder2_GetClassID,
 710         IMCFldr_PersistFolder2_Initialize,
 711         IMCFldr_PersistFolder2_GetCurFolder
 712 };