dll/win32/browseui/shellfind/CFindFolder.cpp

   1 #include "CFindFolder.h"
   2 #include <exdispid.h>
   3
   4 WINE_DEFAULT_DEBUG_CHANNEL(shellfind);
   5
   6 // FIXME: Remove this declaration after the function has been fully implemented
   7 EXTERN_C HRESULT
   8 WINAPI
   9 SHOpenFolderAndSelectItems(LPITEMIDLIST pidlFolder,
  10                            UINT cidl,
  11                            PCUITEMID_CHILD_ARRAY apidl,
  12                            DWORD dwFlags);
  13
  14 struct FolderViewColumns
  15 {
  16     LPCWSTR wzColumnName;
  17     DWORD dwDefaultState;
  18     int fmt;
  19     int cxChar;
  20 };
  21
  22 static FolderViewColumns g_ColumnDefs[] =
  23 {
  24     {L"Name",      SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 30},
  25     {L"In Folder", SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 30},
  26     {L"Relevance", SHCOLSTATE_TYPE_STR,                          LVCFMT_LEFT, 0}
  27 };
  28
  29 CFindFolder::CFindFolder() :
  30     m_hStopEvent(NULL)
  31 {
  32 }
  33
  34 static LPITEMIDLIST _ILCreate(LPCWSTR lpszPath)
  35 {
  36     CComHeapPtr<ITEMIDLIST> lpFSPidl(ILCreateFromPathW(lpszPath));
  37     if (!(LPITEMIDLIST)lpFSPidl)
  38     {
  39         ERR("Failed to create pidl from path\n");
  40         return 0;
  41     }
  42     LPITEMIDLIST lpLastFSPidl = ILFindLastID(lpFSPidl);
  43
  44     int pathLen = (wcslen(lpszPath) + 1) * sizeof(WCHAR);
  45     int cbData = sizeof(WORD) + pathLen + lpLastFSPidl->mkid.cb;
  46     LPITEMIDLIST pidl = (LPITEMIDLIST) SHAlloc(cbData + sizeof(WORD));
  47     if (!pidl)
  48         return NULL;
  49
  50     LPBYTE p = (LPBYTE) pidl;
  51     *((WORD *) p) = cbData;
  52     p += sizeof(WORD);
  53
  54     memcpy(p, lpszPath, pathLen);
  55     p += pathLen;
  56
  57     memcpy(p, lpLastFSPidl, lpLastFSPidl->mkid.cb);
  58     p += lpLastFSPidl->mkid.cb;
  59
  60     *((WORD *) p) = 0;
  61
  62     return pidl;
  63 }
  64
  65 static LPCWSTR _ILGetPath(LPCITEMIDLIST pidl)
  66 {
  67     if (!pidl || !pidl->mkid.cb)
  68         return NULL;
  69     return (LPCWSTR) pidl->mkid.abID;
  70 }
  71
  72 static LPCITEMIDLIST _ILGetFSPidl(LPCITEMIDLIST pidl)
  73 {
  74     if (!pidl || !pidl->mkid.cb)
  75         return pidl;
  76     return (LPCITEMIDLIST) ((LPBYTE) pidl->mkid.abID
  77                             + ((wcslen((LPCWSTR) pidl->mkid.abID) + 1) * sizeof(WCHAR)));
  78 }
  79
  80 struct _SearchData
  81 {
  82     HWND hwnd;
  83     HANDLE hStopEvent;
  84     CStringW szPath;
  85     CStringW szFileName;
  86     CStringA szQueryA;
  87     CStringW szQueryW;
  88     CComPtr<CFindFolder> pFindFolder;
  89 };
  90
  91 template<typename TChar, typename TString, int (&StrNCmp)(const TChar *, const TChar *, size_t)>
  92 static const TChar* StrStrN(const TChar *lpFirst, const TString &lpSrch, UINT cchMax)
  93 {
  94     if (!lpFirst || lpSrch.IsEmpty() || !cchMax)
  95         return NULL;
  96
  97     for (UINT i = cchMax; i > 0 && *lpFirst; i--, lpFirst++)
  98     {
  99         if (!StrNCmp(lpFirst, lpSrch, lpSrch.GetLength()))
 100             return (const TChar*)lpFirst;
 101     }
 102
 103     return NULL;
 104 }
 105
 106 template<typename TChar, typename TString, int (&StrNCmp)(const TChar *, const TChar *, size_t)>
 107 static UINT StrStrNCount(const TChar *lpFirst, const TString &lpSrch, UINT cchMax)
 108 {
 109     const TChar *lpSearchEnd = lpFirst + cchMax;
 110     UINT uCount = 0;
 111     while (lpFirst < lpSearchEnd && (lpFirst = StrStrN<TChar, TString, StrNCmp>(lpFirst, lpSrch, cchMax)))
 112     {
 113         uCount++;
 114         lpFirst += lpSrch.GetLength();
 115         cchMax = lpSearchEnd - lpFirst;
 116     }
 117     return uCount;
 118 }
 119
 120 static UINT StrStrCountA(const CHAR *lpFirst, const CStringA &lpSrch, UINT cchMax)
 121 {
 122     return StrStrNCount<CHAR, CStringA, strncmp>(lpFirst, lpSrch, cchMax);
 123 }
 124
 125 static UINT StrStrCountW(const WCHAR *lpFirst, const CStringW &lpSrch, UINT cchMax)
 126 {
 127     return StrStrNCount<WCHAR, CStringW, wcsncmp>(lpFirst, lpSrch, cchMax);
 128 }
 129
 130 static UINT SearchFile(LPCWSTR lpFilePath, _SearchData *pSearchData)
 131 {
 132     HANDLE hFile = CreateFileW(lpFilePath, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_READONLY, NULL);
 133     if (hFile == INVALID_HANDLE_VALUE)
 134         return 0;
 135
 136     DWORD size = GetFileSize(hFile, NULL);
 137     HANDLE hFileMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
 138     CloseHandle(hFile);
 139     if (hFileMap == INVALID_HANDLE_VALUE)
 140         return 0;
 141
 142     LPBYTE lpFileContent = (LPBYTE) MapViewOfFile(hFileMap, FILE_MAP_READ, 0, 0, 0);
 143     CloseHandle(hFileMap);
 144     if (!lpFileContent)
 145         return 0;
 146
 147     UINT uMatches = 0;
 148     // Check for UTF-16 BOM
 149     if (size >= 2 && lpFileContent[0] == 0xFF && lpFileContent[1] == 0xFE)
 150     {
 151         uMatches = StrStrCountW((LPCWSTR) lpFileContent, pSearchData->szQueryW, size / sizeof(WCHAR));
 152     }
 153     else
 154     {
 155         uMatches = StrStrCountA((LPCSTR) lpFileContent, pSearchData->szQueryA, size / sizeof(CHAR));
 156     }
 157
 158     UnmapViewOfFile(lpFileContent);
 159
 160     return uMatches;
 161 }
 162
 163 static VOID RecursiveFind(LPCWSTR lpPath, _SearchData *pSearchData)
 164 {
 165     if (WaitForSingleObject(pSearchData->hStopEvent, 0) != WAIT_TIMEOUT)
 166         return;
 167
 168     WCHAR szPath[MAX_PATH];
 169     WIN32_FIND_DATAW FindData;
 170     HANDLE hFindFile;
 171     BOOL bMoreFiles = TRUE;
 172
 173     PathCombineW(szPath, lpPath, L"*.*");
 174
 175     for (hFindFile = FindFirstFileW(szPath, &FindData);
 176         bMoreFiles && hFindFile != INVALID_HANDLE_VALUE;
 177         bMoreFiles = FindNextFileW(hFindFile, &FindData))
 178     {
 179         if (!wcscmp(FindData.cFileName, L".") || !wcscmp(FindData.cFileName, L".."))
 180             continue;
 181
 182         PathCombineW(szPath, lpPath, FindData.cFileName);
 183
 184         if (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
 185         {
 186             CStringW* status = new CStringW();
 187             status->Format(L"Searching '%s'", FindData.cFileName);
 188             PostMessageW(pSearchData->hwnd, WM_SEARCH_UPDATE_STATUS, 0, (LPARAM) status);
 189
 190             RecursiveFind(szPath, pSearchData);
 191         }
 192         else if ((pSearchData->szFileName.IsEmpty() || PathMatchSpecW(FindData.cFileName, pSearchData->szFileName))
 193                 && (pSearchData->szQueryA.IsEmpty() || SearchFile(szPath, pSearchData)))
 194         {
 195             uTotalFound++;
 196             PostMessageW(pSearchData->hwnd, WM_SEARCH_ADD_RESULT, 0, (LPARAM) StrDupW(szPath));
 197         }
 198     }
 199
 200     if (hFindFile != INVALID_HANDLE_VALUE)
 201         FindClose(hFindFile);
 202 }
 203
 204 DWORD WINAPI CFindFolder::SearchThreadProc(LPVOID lpParameter)
 205 {
 206     _SearchData *data = static_cast<_SearchData*>(lpParameter);
 207
 208     data->pFindFolder->NotifyConnections(DISPID_SEARCHSTART);
 209
 210     RecursiveFind(params->szPath, data);
 211
 212     data->pFindFolder->NotifyConnections(DISPID_SEARCHCOMPLETE);
 213
 214     SHFree(params);
 215     SHFree(lpParameter);
 216
 217     return 0;
 218 }
 219
 220 void CFindFolder::NotifyConnections(DISPID id)
 221 {
 222     DISPPARAMS dispatchParams = {0};
 223     CComDynamicUnkArray &subscribers =
 224         IConnectionPointImpl<CFindFolder, &DIID_DSearchCommandEvents>::m_vec;
 225     for (IUnknown** pSubscriber = subscribers.begin(); pSubscriber < subscribers.end(); pSubscriber++)
 226     {
 227         if (!*pSubscriber)
 228             continue;
 229
 230         CComPtr<IDispatch> pDispatch;
 231         HRESULT hResult = (*pSubscriber)->QueryInterface(IID_PPV_ARG(IDispatch, &pDispatch));
 232         if (!FAILED_UNEXPECTEDLY(hResult))
 233             pDispatch->Invoke(id, GUID_NULL, 0, DISPATCH_METHOD, &dispatchParams, NULL, NULL, NULL);
 234     }
 235 }
 236
 237 LRESULT CFindFolder::StartSearch(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
 238 {
 239     if (!lParam)
 240         return 0;
 241
 242     // Clear all previous search results
 243     UINT uItemIndex;
 244     m_shellFolderView->RemoveObject(NULL, &uItemIndex);
 245
 246     _SearchData* pSearchData = new _SearchData();
 247     pSearchData->pFindFolder = this;
 248     pSearchData->hwnd = m_hWnd;
 249
 250     SearchStart *pSearchParams = (SearchStart *) lParam;
 251     pSearchData->szPath = pSearchParams->szPath;
 252     pSearchData->szFileName = pSearchParams->szFileName;
 253     pSearchData->szQueryA = pSearchParams->szQuery;
 254     pSearchData->szQueryW = pSearchParams->szQuery;
 255     SHFree(pSearchParams);
 256
 257     if (m_hStopEvent)
 258         SetEvent(m_hStopEvent);
 259     pSearchData->hStopEvent = m_hStopEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
 260
 261     if (!SHCreateThread(SearchThreadProc, pSearchData, NULL, NULL))
 262     {
 263         SHFree(pSearchData);
 264         return HRESULT_FROM_WIN32(GetLastError());
 265     }
 266
 267     return S_OK;
 268 }
 269
 270 LRESULT CFindFolder::StopSearch(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
 271 {
 272     if (m_hStopEvent)
 273     {
 274         SetEvent(m_hStopEvent);
 275         m_hStopEvent = NULL;
 276     }
 277     return 0;
 278 }
 279
 280 LRESULT CFindFolder::AddResult(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
 281 {
 282     if (!lParam)
 283         return 0;
 284
 285     CComHeapPtr<WCHAR> lpPath((LPWSTR) lParam);
 286
 287     CComHeapPtr<ITEMIDLIST> lpSearchPidl(_ILCreate(lpPath));
 288     if (lpSearchPidl)
 289     {
 290         UINT uItemIndex;
 291         m_shellFolderView->AddObject(lpSearchPidl, &uItemIndex);
 292     }
 293
 294     return 0;
 295 }
 296
 297 LRESULT CFindFolder::UpdateStatus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
 298 {
 299     CStringW *status = (CStringW *) lParam;
 300     if (m_shellBrowser)
 301     {
 302         m_shellBrowser->SetStatusTextSB(status->GetBuffer());
 303     }
 304     delete status;
 305
 306     return S_OK;
 307 }
 308
 309 // *** IShellFolder2 methods ***
 310 STDMETHODIMP CFindFolder::GetDefaultSearchGUID(GUID *pguid)
 311 {
 312     UNIMPLEMENTED;
 313     return E_NOTIMPL;
 314 }
 315
 316 STDMETHODIMP CFindFolder::EnumSearches(IEnumExtraSearch **ppenum)
 317 {
 318     UNIMPLEMENTED;
 319     return E_NOTIMPL;
 320 }
 321
 322 STDMETHODIMP CFindFolder::GetDefaultColumn(DWORD, ULONG *pSort, ULONG *pDisplay)
 323 {
 324     if (pSort)
 325         *pSort = 0;
 326     if (pDisplay)
 327         *pDisplay = 0;
 328     return S_OK;
 329 }
 330
 331 STDMETHODIMP CFindFolder::GetDefaultColumnState(UINT iColumn, DWORD *pcsFlags)
 332 {
 333     if (!pcsFlags)
 334         return E_INVALIDARG;
 335     if (iColumn >= _countof(g_ColumnDefs))
 336         return m_pisfInner->GetDefaultColumnState(iColumn - _countof(g_ColumnDefs) + 1, pcsFlags);
 337     *pcsFlags = g_ColumnDefs[iColumn].dwDefaultState;
 338     return S_OK;
 339 }
 340
 341 STDMETHODIMP CFindFolder::GetDetailsEx(PCUITEMID_CHILD pidl, const SHCOLUMNID *pscid, VARIANT *pv)
 342 {
 343     return m_pisfInner->GetDetailsEx(pidl, pscid, pv);
 344 }
 345
 346 STDMETHODIMP CFindFolder::GetDetailsOf(PCUITEMID_CHILD pidl, UINT iColumn, SHELLDETAILS *pDetails)
 347 {
 348     if (iColumn >= _countof(g_ColumnDefs))
 349         return m_pisfInner->GetDetailsOf(_ILGetFSPidl(pidl), iColumn - _countof(g_ColumnDefs) + 1, pDetails);
 350
 351     pDetails->cxChar = g_ColumnDefs[iColumn].cxChar;
 352     pDetails->fmt = g_ColumnDefs[iColumn].fmt;
 353
 354     if (!pidl)
 355         return SHSetStrRet(&pDetails->str, g_ColumnDefs[iColumn].wzColumnName);
 356
 357     if (iColumn == 1)
 358     {
 359         WCHAR path[MAX_PATH];
 360         wcscpy(path, _ILGetPath(pidl));
 361         PathRemoveFileSpecW(path);
 362         return SHSetStrRet(&pDetails->str, path);
 363     }
 364
 365     return GetDisplayNameOf(pidl, SHGDN_NORMAL, &pDetails->str);
 366 }
 367
 368 STDMETHODIMP CFindFolder::MapColumnToSCID(UINT iColumn, SHCOLUMNID *pscid)
 369 {
 370     UNIMPLEMENTED;
 371     return E_NOTIMPL;
 372 }
 373
 374 // *** IShellFolder methods ***
 375 STDMETHODIMP CFindFolder::ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, ULONG *pchEaten,
 376                                            PIDLIST_RELATIVE *ppidl, ULONG *pdwAttributes)
 377 {
 378     UNIMPLEMENTED;
 379     return E_NOTIMPL;
 380 }
 381
 382 STDMETHODIMP CFindFolder::EnumObjects(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList)
 383 {
 384     *ppEnumIDList = NULL;
 385     return S_FALSE;
 386 }
 387
 388 STDMETHODIMP CFindFolder::BindToObject(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut)
 389 {
 390     UNIMPLEMENTED;
 391     return E_NOTIMPL;
 392 }
 393
 394 STDMETHODIMP CFindFolder::BindToStorage(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut)
 395 {
 396     UNIMPLEMENTED;
 397     return E_NOTIMPL;
 398 }
 399
 400 STDMETHODIMP CFindFolder::CompareIDs(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2)
 401 {
 402     return m_pisfInner->CompareIDs(lParam, _ILGetFSPidl(pidl1), _ILGetFSPidl(pidl2));
 403 }
 404
 405 STDMETHODIMP CFindFolder::CreateViewObject(HWND hwndOwner, REFIID riid, LPVOID *ppvOut)
 406 {
 407     if (riid == IID_IShellView)
 408     {
 409         SFV_CREATE sfvparams = {};
 410         sfvparams.cbSize = sizeof(SFV_CREATE);
 411         sfvparams.pshf = this;
 412         sfvparams.psfvcb = this;
 413         HRESULT hr = SHCreateShellFolderView(&sfvparams, (IShellView **) ppvOut);
 414         if (FAILED_UNEXPECTEDLY(hr))
 415         {
 416             return hr;
 417         }
 418
 419         return ((IShellView * ) * ppvOut)->QueryInterface(IID_PPV_ARG(IShellFolderView, &m_shellFolderView));
 420     }
 421     return E_NOINTERFACE;
 422 }
 423
 424 STDMETHODIMP CFindFolder::GetAttributesOf(UINT cidl, PCUITEMID_CHILD_ARRAY apidl, DWORD *rgfInOut)
 425 {
 426     CComHeapPtr<PCITEMID_CHILD> aFSPidl;
 427     aFSPidl.Allocate(cidl);
 428     for (UINT i = 0; i < cidl; i++)
 429     {
 430         aFSPidl[i] = _ILGetFSPidl(apidl[i]);
 431     }
 432
 433     return m_pisfInner->GetAttributesOf(cidl, aFSPidl, rgfInOut);
 434 }
 435
 436 STDMETHODIMP CFindFolder::GetUIObjectOf(HWND hwndOwner, UINT cidl, PCUITEMID_CHILD_ARRAY apidl, REFIID riid,
 437                                         UINT *prgfInOut, LPVOID *ppvOut)
 438 {
 439     if (riid == IID_IDataObject && cidl == 1)
 440     {
 441         WCHAR path[MAX_PATH];
 442         wcscpy(path, (LPCWSTR) apidl[0]->mkid.abID);
 443         PathRemoveFileSpecW(path);
 444         CComHeapPtr<ITEMIDLIST> rootPidl(ILCreateFromPathW(path));
 445         if (!rootPidl)
 446             return E_OUTOFMEMORY;
 447         PCITEMID_CHILD aFSPidl[1];
 448         aFSPidl[0] = _ILGetFSPidl(apidl[0]);
 449         return IDataObject_Constructor(hwndOwner, rootPidl, aFSPidl, cidl, (IDataObject **) ppvOut);
 450     }
 451
 452     if (cidl <= 0)
 453     {
 454         return m_pisfInner->GetUIObjectOf(hwndOwner, cidl, apidl, riid, prgfInOut, ppvOut);
 455     }
 456
 457     PCITEMID_CHILD *aFSPidl = new PCITEMID_CHILD[cidl];
 458     for (UINT i = 0; i < cidl; i++)
 459     {
 460         aFSPidl[i] = _ILGetFSPidl(apidl[i]);
 461     }
 462
 463     if (riid == IID_IContextMenu)
 464     {
 465         HKEY hKeys[16];
 466         UINT cKeys = 0;
 467         AddFSClassKeysToArray(aFSPidl[0], hKeys, &cKeys);
 468
 469         DEFCONTEXTMENU dcm;
 470         dcm.hwnd = hwndOwner;
 471         dcm.pcmcb = this;
 472         dcm.pidlFolder = m_pidl;
 473         dcm.psf = this;
 474         dcm.cidl = cidl;
 475         dcm.apidl = apidl;
 476         dcm.cKeys = cKeys;
 477         dcm.aKeys = hKeys;
 478         dcm.punkAssociationInfo = NULL;
 479         HRESULT hr = SHCreateDefaultContextMenu(&dcm, riid, ppvOut);
 480         delete[] aFSPidl;
 481
 482         return hr;
 483     }
 484
 485     HRESULT hr = m_pisfInner->GetUIObjectOf(hwndOwner, cidl, aFSPidl, riid, prgfInOut, ppvOut);
 486     delete[] aFSPidl;
 487
 488     return hr;
 489 }
 490
 491 STDMETHODIMP CFindFolder::GetDisplayNameOf(PCUITEMID_CHILD pidl, DWORD dwFlags, LPSTRRET pName)
 492 {
 493     return m_pisfInner->GetDisplayNameOf(_ILGetFSPidl(pidl), dwFlags, pName);
 494 }
 495
 496 STDMETHODIMP CFindFolder::SetNameOf(HWND hwndOwner, PCUITEMID_CHILD pidl, LPCOLESTR lpName, DWORD dwFlags,
 497                                     PITEMID_CHILD *pPidlOut)
 498 {
 499     UNIMPLEMENTED;
 500     return E_NOTIMPL;
 501 }
 502
 503 //// *** IShellFolderViewCB method ***
 504 STDMETHODIMP CFindFolder::MessageSFVCB(UINT uMsg, WPARAM wParam, LPARAM lParam)
 505 {
 506     switch (uMsg)
 507     {
 508         case SFVM_DEFVIEWMODE:
 509         {
 510             FOLDERVIEWMODE *pViewMode = (FOLDERVIEWMODE *) lParam;
 511             *pViewMode = FVM_DETAILS;
 512             return S_OK;
 513         }
 514         case SFVM_WINDOWCREATED:
 515         {
 516             SubclassWindow((HWND) wParam);
 517
 518             CComPtr<IServiceProvider> pServiceProvider;
 519             HRESULT hr = m_shellFolderView->QueryInterface(IID_PPV_ARG(IServiceProvider, &pServiceProvider));
 520             if (FAILED_UNEXPECTEDLY(hr))
 521             {
 522                 return hr;
 523             }
 524             return pServiceProvider->QueryService(SID_SShellBrowser, IID_PPV_ARG(IShellBrowser, &m_shellBrowser));
 525         }
 526     }
 527     return E_NOTIMPL;
 528 }
 529
 530 //// *** IContextMenuCB method ***
 531 STDMETHODIMP CFindFolder::CallBack(IShellFolder *psf, HWND hwndOwner, IDataObject *pdtobj, UINT uMsg, WPARAM wParam, LPARAM lParam)
 532 {
 533     switch (uMsg)
 534     {
 535         case DFM_MERGECONTEXTMENU:
 536         {
 537             QCMINFO *pqcminfo = (QCMINFO *) lParam;
 538             _InsertMenuItemW(pqcminfo->hmenu, pqcminfo->indexMenu++, TRUE, pqcminfo->idCmdFirst++, MFT_SEPARATOR, NULL, 0);
 539             _InsertMenuItemW(pqcminfo->hmenu, pqcminfo->indexMenu++, TRUE, pqcminfo->idCmdFirst++, MFT_STRING, L"Open Containing Folder", MFS_ENABLED);
 540             _InsertMenuItemW(pqcminfo->hmenu, pqcminfo->indexMenu++, TRUE, pqcminfo->idCmdFirst++, MFT_SEPARATOR, NULL, 0);
 541             return S_OK;
 542         }
 543         case DFM_INVOKECOMMAND:
 544         case DFM_INVOKECOMMANDEX:
 545         {
 546             if (wParam != 1)
 547                 break;
 548
 549             PCUITEMID_CHILD *apidl;
 550             UINT cidl;
 551             HRESULT hr = m_shellFolderView->GetSelectedObjects(&apidl, &cidl);
 552             if (FAILED_UNEXPECTEDLY(hr))
 553                 return hr;
 554
 555             for (UINT i = 0; i < cidl; i++)
 556             {
 557                 CComHeapPtr<ITEMIDLIST> pidl;
 558                 DWORD attrs = 0;
 559                 hr = SHILCreateFromPathW((LPCWSTR) apidl[i]->mkid.abID, &pidl, &attrs);
 560                 if (SUCCEEDED(hr))
 561                 {
 562                     SHOpenFolderAndSelectItems(NULL, 1, &pidl, 0);
 563                 }
 564             }
 565
 566             return S_OK;
 567         }
 568         case DFM_GETDEFSTATICID:
 569             return S_FALSE;
 570     }
 571     return Shell_DefaultContextMenuCallBack(m_pisfInner, pdtobj);
 572 }
 573
 574 //// *** IPersistFolder2 methods ***
 575 STDMETHODIMP CFindFolder::GetCurFolder(LPITEMIDLIST *pidl)
 576 {
 577     *pidl = ILClone(m_pidl);
 578     return S_OK;
 579 }
 580
 581 // *** IPersistFolder methods ***
 582 STDMETHODIMP CFindFolder::Initialize(LPCITEMIDLIST pidl)
 583 {
 584     m_pidl = ILClone(pidl);
 585     if (!m_pidl)
 586         return E_OUTOFMEMORY;
 587
 588     return SHELL32_CoCreateInitSF(m_pidl,
 589                                   NULL,
 590                                   NULL,
 591                                   &CLSID_ShellFSFolder,
 592                                   IID_PPV_ARG(IShellFolder2, &m_pisfInner));
 593 }
 594
 595 // *** IPersist methods ***
 596 STDMETHODIMP CFindFolder::GetClassID(CLSID *pClassId)
 597 {
 598     if (pClassId == NULL)
 599         return E_INVALIDARG;
 600     memcpy(pClassId, &CLSID_FindFolder, sizeof(CLSID));
 601     return S_OK;
 602 }