|  |  | 
|  | /* | 
|  | *    Virtual Desktop Folder | 
|  | * | 
|  | *    Copyright 1997            Marcus Meissner | 
|  | *    Copyright 1998, 1999, 2002    Juergen Schmied | 
|  | * | 
|  | * This library is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU Lesser General Public | 
|  | * License as published by the Free Software Foundation; either | 
|  | * version 2.1 of the License, or (at your option) any later version. | 
|  | * | 
|  | * This library is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
|  | * Lesser General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU Lesser General Public | 
|  | * License along with this library; if not, write to the Free Software | 
|  | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA | 
|  | */ | 
|  |  | 
|  | #include "config.h" | 
|  | #include "wine/port.h" | 
|  |  | 
|  | #include <stdlib.h> | 
|  | #include <string.h> | 
|  | #include <stdarg.h> | 
|  | #include <stdio.h> | 
|  |  | 
|  | #define COBJMACROS | 
|  | #define NONAMELESSUNION | 
|  | #define NONAMELESSSTRUCT | 
|  |  | 
|  | #include "winerror.h" | 
|  | #include "windef.h" | 
|  | #include "winbase.h" | 
|  | #include "winreg.h" | 
|  | #include "wingdi.h" | 
|  | #include "winuser.h" | 
|  |  | 
|  | #include "ole2.h" | 
|  | #include "shlguid.h" | 
|  |  | 
|  | #include "enumidlist.h" | 
|  | #include "pidl.h" | 
|  | #include "undocshell.h" | 
|  | #include "shell32_main.h" | 
|  | #include "shresdef.h" | 
|  | #include "shlwapi.h" | 
|  | #include "shellfolder.h" | 
|  | #include "wine/debug.h" | 
|  | #include "debughlp.h" | 
|  | #include "shfldr.h" | 
|  |  | 
|  | WINE_DEFAULT_DEBUG_CHANNEL (shell); | 
|  |  | 
|  | /* Undocumented functions from shdocvw */ | 
|  | extern HRESULT WINAPI IEParseDisplayNameWithBCW(DWORD codepage, LPCWSTR lpszDisplayName, LPBC pbc, LPITEMIDLIST *ppidl); | 
|  |  | 
|  |  | 
|  | /*********************************************************************** | 
|  | *     Desktopfolder implementation | 
|  | */ | 
|  |  | 
|  | typedef struct { | 
|  | const IShellFolder2Vtbl *lpVtbl; | 
|  | const IPersistVtbl *lpVtblIPersist; | 
|  | LONG ref; | 
|  |  | 
|  | /* both paths are parsible from the desktop */ | 
|  | LPWSTR sPathTarget;     /* complete path to target used for enumeration and ChangeNotify */ | 
|  | LPITEMIDLIST pidlRoot;  /* absolute pidl */ | 
|  |  | 
|  | UINT cfShellIDList;        /* clipboardformat for IDropTarget */ | 
|  | BOOL fAcceptFmt;        /* flag for pending Drop */ | 
|  | } IDesktopFolderImpl; | 
|  |  | 
|  | static inline IDesktopFolderImpl *impl_from_IPersist( IPersist *iface ) | 
|  | { | 
|  | return (IDesktopFolderImpl *)((char*)iface - FIELD_OFFSET(IDesktopFolderImpl, lpVtblIPersist)); | 
|  | } | 
|  |  | 
|  | static const shvheader desktop_header[] = { | 
|  | {IDS_SHV_COLUMN1, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 15}, | 
|  | {IDS_SHV_COLUMN2, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10}, | 
|  | {IDS_SHV_COLUMN3, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10}, | 
|  | {IDS_SHV_COLUMN4, SHCOLSTATE_TYPE_DATE | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 12}, | 
|  | {IDS_SHV_COLUMN5, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 5} | 
|  | }; | 
|  |  | 
|  | #define DESKTOPSHELLVIEWCOLUMNS sizeof(desktop_header)/sizeof(shvheader) | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnQueryInterface | 
|  | * | 
|  | * NOTES supports not IPersistFolder | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnQueryInterface( | 
|  | IShellFolder2 * iface, REFIID riid, LPVOID * ppvObj) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | TRACE ("(%p)->(%s,%p)\n", This, shdebugstr_guid (riid), ppvObj); | 
|  |  | 
|  | *ppvObj = NULL; | 
|  |  | 
|  | if (IsEqualIID (riid, &IID_IUnknown) || | 
|  | IsEqualIID (riid, &IID_IShellFolder) || | 
|  | IsEqualIID (riid, &IID_IShellFolder2)) | 
|  | { | 
|  | *ppvObj = This; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IPersist)) | 
|  | { | 
|  | *ppvObj = &This->lpVtblIPersist; | 
|  | } | 
|  |  | 
|  | if (*ppvObj) | 
|  | { | 
|  | IUnknown_AddRef ((IUnknown *) (*ppvObj)); | 
|  | TRACE ("-- Interface: (%p)->(%p)\n", ppvObj, *ppvObj); | 
|  | return S_OK; | 
|  | } | 
|  | TRACE ("-- Interface: E_NOINTERFACE\n"); | 
|  | return E_NOINTERFACE; | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI ISF_Desktop_fnAddRef (IShellFolder2 * iface) | 
|  | { | 
|  | return 2; /* non-heap based object */ | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI ISF_Desktop_fnRelease (IShellFolder2 * iface) | 
|  | { | 
|  | return 1; /* non-heap based object */ | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnParseDisplayName | 
|  | * | 
|  | * NOTES | 
|  | *    "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}" and "" binds | 
|  | *    to MyComputer | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnParseDisplayName (IShellFolder2 * iface, | 
|  | HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, | 
|  | DWORD * pchEaten, LPITEMIDLIST * ppidl, DWORD * pdwAttributes) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | IShellFolder *shell_folder = (IShellFolder*)iface; | 
|  | WCHAR szElement[MAX_PATH]; | 
|  | LPCWSTR szNext = NULL; | 
|  | LPITEMIDLIST pidlTemp = NULL; | 
|  | HRESULT hr = S_OK; | 
|  | CLSID clsid; | 
|  |  | 
|  | TRACE ("(%p)->(HWND=%p,%p,%p=%s,%p,pidl=%p,%p)\n", | 
|  | This, hwndOwner, pbc, lpszDisplayName, debugstr_w(lpszDisplayName), | 
|  | pchEaten, ppidl, pdwAttributes); | 
|  |  | 
|  | if (!ppidl) return E_INVALIDARG; | 
|  | *ppidl = 0; | 
|  |  | 
|  | if (!lpszDisplayName) return E_INVALIDARG; | 
|  |  | 
|  | if (pchEaten) | 
|  | *pchEaten = 0;        /* strange but like the original */ | 
|  |  | 
|  | if (lpszDisplayName[0] == ':' && lpszDisplayName[1] == ':') | 
|  | { | 
|  | szNext = GetNextElementW (lpszDisplayName, szElement, MAX_PATH); | 
|  | TRACE ("-- element: %s\n", debugstr_w (szElement)); | 
|  | SHCLSIDFromStringW (szElement + 2, &clsid); | 
|  | pidlTemp = _ILCreateGuid (PT_GUID, &clsid); | 
|  | } | 
|  | else if (PathGetDriveNumberW (lpszDisplayName) >= 0) | 
|  | { | 
|  | /* it's a filesystem path with a drive. Let MyComputer/UnixDosFolder parse it */ | 
|  | if (UNIXFS_is_rooted_at_desktop()) | 
|  | pidlTemp = _ILCreateGuid(PT_GUID, &CLSID_UnixDosFolder); | 
|  | else | 
|  | pidlTemp = _ILCreateMyComputer (); | 
|  | szNext = lpszDisplayName; | 
|  | } | 
|  | else if (PathIsUNCW(lpszDisplayName)) | 
|  | { | 
|  | pidlTemp = _ILCreateNetwork(); | 
|  | szNext = lpszDisplayName; | 
|  | } | 
|  | else if( (pidlTemp = SHELL32_CreatePidlFromBindCtx(pbc, lpszDisplayName)) ) | 
|  | { | 
|  | *ppidl = pidlTemp; | 
|  | return S_OK; | 
|  | } | 
|  | else if (strchrW(lpszDisplayName,':')) | 
|  | { | 
|  | PARSEDURLW urldata; | 
|  |  | 
|  | urldata.cbSize = sizeof(urldata); | 
|  | ParseURLW(lpszDisplayName,&urldata); | 
|  |  | 
|  | if (urldata.nScheme == URL_SCHEME_SHELL) /* handle shell: urls */ | 
|  | { | 
|  | TRACE ("-- shell url: %s\n", debugstr_w(urldata.pszSuffix)); | 
|  | SHCLSIDFromStringW (urldata.pszSuffix+2, &clsid); | 
|  | pidlTemp = _ILCreateGuid (PT_GUID, &clsid); | 
|  | } | 
|  | else | 
|  | return IEParseDisplayNameWithBCW(CP_ACP,lpszDisplayName,pbc,ppidl); | 
|  | } | 
|  | else | 
|  | { | 
|  | /* it's a filesystem path on the desktop. Let a FSFolder parse it */ | 
|  |  | 
|  | if (*lpszDisplayName) | 
|  | { | 
|  | WCHAR szPath[MAX_PATH]; | 
|  | LPWSTR pathPtr; | 
|  |  | 
|  | /* build a complete path to create a simple pidl */ | 
|  | lstrcpynW(szPath, This->sPathTarget, MAX_PATH); | 
|  | pathPtr = PathAddBackslashW(szPath); | 
|  | if (pathPtr) | 
|  | { | 
|  | lstrcpynW(pathPtr, lpszDisplayName, MAX_PATH - (pathPtr - szPath)); | 
|  | hr = _ILCreateFromPathW(szPath, &pidlTemp); | 
|  | } | 
|  | else | 
|  | { | 
|  | /* should never reach here, but for completeness */ | 
|  | hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER); | 
|  | } | 
|  | } | 
|  | else | 
|  | pidlTemp = _ILCreateMyComputer(); | 
|  |  | 
|  | szNext = NULL; | 
|  | } | 
|  |  | 
|  | if (SUCCEEDED(hr) && pidlTemp) | 
|  | { | 
|  | if (szNext && *szNext) | 
|  | { | 
|  | hr = SHELL32_ParseNextElement(iface, hwndOwner, pbc, | 
|  | &pidlTemp, (LPOLESTR) szNext, pchEaten, pdwAttributes); | 
|  | } | 
|  | else | 
|  | { | 
|  | if (pdwAttributes && *pdwAttributes) | 
|  | hr = SHELL32_GetItemAttributes(shell_folder, pidlTemp, pdwAttributes); | 
|  | } | 
|  | } | 
|  |  | 
|  | *ppidl = pidlTemp; | 
|  |  | 
|  | TRACE ("(%p)->(-- ret=0x%08x)\n", This, hr); | 
|  |  | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *  CreateDesktopEnumList() | 
|  | */ | 
|  | static const WCHAR Desktop_NameSpaceW[] = { 'S','O','F','T','W','A','R','E', | 
|  | '\\','M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s','\\', | 
|  | 'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','E','x','p','l', | 
|  | 'o','r','e','r','\\','D','e','s','k','t','o','p','\\','N','a','m','e','s','p', | 
|  | 'a','c','e','\0' }; | 
|  |  | 
|  | static BOOL CreateDesktopEnumList(IEnumIDList *list, DWORD dwFlags) | 
|  | { | 
|  | BOOL ret = TRUE; | 
|  | WCHAR szPath[MAX_PATH]; | 
|  |  | 
|  | TRACE("(%p)->(flags=0x%08x)\n", list, dwFlags); | 
|  |  | 
|  | /* enumerate the root folders */ | 
|  | if (dwFlags & SHCONTF_FOLDERS) | 
|  | { | 
|  | HKEY hkey; | 
|  | UINT i; | 
|  |  | 
|  | /* create the pidl for This item */ | 
|  | ret = AddToEnumList(list, _ILCreateMyComputer()); | 
|  |  | 
|  | for (i=0; i<2; i++) { | 
|  | if (ret && !RegOpenKeyExW(i == 0 ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER, | 
|  | Desktop_NameSpaceW, 0, KEY_READ, &hkey)) | 
|  | { | 
|  | WCHAR iid[50]; | 
|  | int i=0; | 
|  |  | 
|  | while (ret) | 
|  | { | 
|  | DWORD size; | 
|  | LONG r; | 
|  |  | 
|  | size = sizeof (iid) / sizeof (iid[0]); | 
|  | r = RegEnumKeyExW(hkey, i, iid, &size, 0, NULL, NULL, NULL); | 
|  | if (ERROR_SUCCESS == r) | 
|  | { | 
|  | ret = AddToEnumList(list, _ILCreateGuidFromStrW(iid)); | 
|  | i++; | 
|  | } | 
|  | else if (ERROR_NO_MORE_ITEMS == r) | 
|  | break; | 
|  | else | 
|  | ret = FALSE; | 
|  | } | 
|  | RegCloseKey(hkey); | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | /* enumerate the elements in %windir%\desktop */ | 
|  | SHGetSpecialFolderPathW(0, szPath, CSIDL_DESKTOPDIRECTORY, FALSE); | 
|  | ret = ret && CreateFolderEnumList(list, szPath, dwFlags); | 
|  |  | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *        ISF_Desktop_fnEnumObjects | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnEnumObjects (IShellFolder2 * iface, | 
|  | HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST * ppEnumIDList) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | TRACE ("(%p)->(HWND=%p flags=0x%08x pplist=%p)\n", | 
|  | This, hwndOwner, dwFlags, ppEnumIDList); | 
|  |  | 
|  | *ppEnumIDList = IEnumIDList_Constructor(); | 
|  | if (*ppEnumIDList) | 
|  | CreateDesktopEnumList(*ppEnumIDList, dwFlags); | 
|  |  | 
|  | TRACE ("-- (%p)->(new ID List: %p)\n", This, *ppEnumIDList); | 
|  |  | 
|  | return *ppEnumIDList ? S_OK : E_OUTOFMEMORY; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *        ISF_Desktop_fnBindToObject | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnBindToObject (IShellFolder2 * iface, | 
|  | LPCITEMIDLIST pidl, LPBC pbcReserved, REFIID riid, LPVOID * ppvOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | TRACE ("(%p)->(pidl=%p,%p,%s,%p)\n", | 
|  | This, pidl, pbcReserved, shdebugstr_guid (riid), ppvOut); | 
|  |  | 
|  | return SHELL32_BindToChild( This->pidlRoot, This->sPathTarget, pidl, riid, ppvOut ); | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnBindToStorage | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnBindToStorage (IShellFolder2 * iface, | 
|  | LPCITEMIDLIST pidl, LPBC pbcReserved, REFIID riid, LPVOID * ppvOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | FIXME ("(%p)->(pidl=%p,%p,%s,%p) stub\n", | 
|  | This, pidl, pbcReserved, shdebugstr_guid (riid), ppvOut); | 
|  |  | 
|  | *ppvOut = NULL; | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *     ISF_Desktop_fnCompareIDs | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnCompareIDs (IShellFolder2 *iface, | 
|  | LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | IShellFolder *shell_folder = (IShellFolder*)iface; | 
|  | HRESULT hr; | 
|  |  | 
|  | TRACE ("(%p)->(0x%08lx,pidl1=%p,pidl2=%p)\n", This, lParam, pidl1, pidl2); | 
|  | hr = SHELL32_CompareIDs ( shell_folder, lParam, pidl1, pidl2); | 
|  | TRACE ("-- 0x%08x\n", hr); | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnCreateViewObject | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnCreateViewObject (IShellFolder2 * iface, | 
|  | HWND hwndOwner, REFIID riid, LPVOID * ppvOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | LPSHELLVIEW pShellView; | 
|  | HRESULT hr = E_INVALIDARG; | 
|  |  | 
|  | TRACE ("(%p)->(hwnd=%p,%s,%p)\n", | 
|  | This, hwndOwner, shdebugstr_guid (riid), ppvOut); | 
|  |  | 
|  | if (!ppvOut) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | *ppvOut = NULL; | 
|  |  | 
|  | if (IsEqualIID (riid, &IID_IDropTarget)) | 
|  | { | 
|  | WARN ("IDropTarget not implemented\n"); | 
|  | hr = E_NOTIMPL; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IContextMenu)) | 
|  | { | 
|  | WARN ("IContextMenu not implemented\n"); | 
|  | hr = E_NOTIMPL; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IShellView)) | 
|  | { | 
|  | pShellView = IShellView_Constructor ((IShellFolder *) iface); | 
|  | if (pShellView) | 
|  | { | 
|  | hr = IShellView_QueryInterface (pShellView, riid, ppvOut); | 
|  | IShellView_Release (pShellView); | 
|  | } | 
|  | } | 
|  | TRACE ("-- (%p)->(interface=%p)\n", This, ppvOut); | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *  ISF_Desktop_fnGetAttributesOf | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetAttributesOf (IShellFolder2 * iface, | 
|  | UINT cidl, LPCITEMIDLIST * apidl, DWORD * rgfInOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | IShellFolder *shell_folder = (IShellFolder*)iface; | 
|  |  | 
|  | static const DWORD dwDesktopAttributes = | 
|  | SFGAO_STORAGE | SFGAO_HASPROPSHEET | SFGAO_STORAGEANCESTOR | | 
|  | SFGAO_FILESYSANCESTOR | SFGAO_FOLDER | SFGAO_FILESYSTEM | SFGAO_HASSUBFOLDER; | 
|  | static const DWORD dwMyComputerAttributes = | 
|  | SFGAO_CANRENAME | SFGAO_CANDELETE | SFGAO_HASPROPSHEET | | 
|  | SFGAO_DROPTARGET | SFGAO_FILESYSANCESTOR | SFGAO_FOLDER | SFGAO_HASSUBFOLDER; | 
|  |  | 
|  | TRACE ("(%p)->(cidl=%d apidl=%p mask=%p (0x%08x))\n", | 
|  | This, cidl, apidl, rgfInOut, rgfInOut ? *rgfInOut : 0); | 
|  |  | 
|  | if (!rgfInOut) | 
|  | return E_INVALIDARG; | 
|  | if (cidl && !apidl) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | if (*rgfInOut == 0) | 
|  | *rgfInOut = ~0; | 
|  |  | 
|  | if(cidl == 0) { | 
|  | *rgfInOut &= dwDesktopAttributes; | 
|  | } else { | 
|  | while (cidl > 0 && *apidl) { | 
|  | pdump (*apidl); | 
|  | if (_ILIsDesktop(*apidl)) { | 
|  | *rgfInOut &= dwDesktopAttributes; | 
|  | } else if (_ILIsMyComputer(*apidl)) { | 
|  | *rgfInOut &= dwMyComputerAttributes; | 
|  | } else { | 
|  | SHELL32_GetItemAttributes ( shell_folder, *apidl, rgfInOut); | 
|  | } | 
|  | apidl++; | 
|  | cidl--; | 
|  | } | 
|  | } | 
|  | /* make sure SFGAO_VALIDATE is cleared, some apps depend on that */ | 
|  | *rgfInOut &= ~SFGAO_VALIDATE; | 
|  |  | 
|  | TRACE ("-- result=0x%08x\n", *rgfInOut); | 
|  |  | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnGetUIObjectOf | 
|  | * | 
|  | * PARAMETERS | 
|  | *  HWND           hwndOwner, //[in ] Parent window for any output | 
|  | *  UINT           cidl,      //[in ] array size | 
|  | *  LPCITEMIDLIST* apidl,     //[in ] simple pidl array | 
|  | *  REFIID         riid,      //[in ] Requested Interface | 
|  | *  UINT*          prgfInOut, //[   ] reserved | 
|  | *  LPVOID*        ppvObject) //[out] Resulting Interface | 
|  | * | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetUIObjectOf (IShellFolder2 * iface, | 
|  | HWND hwndOwner, UINT cidl, LPCITEMIDLIST * apidl, | 
|  | REFIID riid, UINT * prgfInOut, LPVOID * ppvOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | LPITEMIDLIST pidl; | 
|  | IUnknown *pObj = NULL; | 
|  | HRESULT hr = E_INVALIDARG; | 
|  |  | 
|  | TRACE ("(%p)->(%p,%u,apidl=%p,%s,%p,%p)\n", | 
|  | This, hwndOwner, cidl, apidl, shdebugstr_guid (riid), prgfInOut, ppvOut); | 
|  |  | 
|  | if (!ppvOut) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | *ppvOut = NULL; | 
|  |  | 
|  | if (IsEqualIID (riid, &IID_IContextMenu)) | 
|  | { | 
|  | if (cidl > 0) | 
|  | pObj = (LPUNKNOWN) ISvItemCm_Constructor( (IShellFolder *) iface, This->pidlRoot, apidl, cidl); | 
|  | else | 
|  | pObj = (LPUNKNOWN) ISvBgCm_Constructor( (IShellFolder *) iface, TRUE); | 
|  | hr = S_OK; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IDataObject) && (cidl >= 1)) | 
|  | { | 
|  | pObj = (LPUNKNOWN) IDataObject_Constructor( hwndOwner, | 
|  | This->pidlRoot, apidl, cidl); | 
|  | hr = S_OK; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IExtractIconA) && (cidl == 1)) | 
|  | { | 
|  | pidl = ILCombine (This->pidlRoot, apidl[0]); | 
|  | pObj = (LPUNKNOWN) IExtractIconA_Constructor (pidl); | 
|  | SHFree (pidl); | 
|  | hr = S_OK; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IExtractIconW) && (cidl == 1)) | 
|  | { | 
|  | pidl = ILCombine (This->pidlRoot, apidl[0]); | 
|  | pObj = (LPUNKNOWN) IExtractIconW_Constructor (pidl); | 
|  | SHFree (pidl); | 
|  | hr = S_OK; | 
|  | } | 
|  | else if (IsEqualIID (riid, &IID_IDropTarget) && (cidl >= 1)) | 
|  | { | 
|  | hr = IShellFolder_QueryInterface (iface, | 
|  | &IID_IDropTarget, (LPVOID *) & pObj); | 
|  | } | 
|  | else if ((IsEqualIID(riid,&IID_IShellLinkW) || | 
|  | IsEqualIID(riid,&IID_IShellLinkA)) && (cidl == 1)) | 
|  | { | 
|  | pidl = ILCombine (This->pidlRoot, apidl[0]); | 
|  | hr = IShellLink_ConstructFromFile(NULL, riid, pidl, (LPVOID*)&pObj); | 
|  | SHFree (pidl); | 
|  | } | 
|  | else | 
|  | hr = E_NOINTERFACE; | 
|  |  | 
|  | if (SUCCEEDED(hr) && !pObj) | 
|  | hr = E_OUTOFMEMORY; | 
|  |  | 
|  | *ppvOut = pObj; | 
|  | TRACE ("(%p)->hr=0x%08x\n", This, hr); | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_fnGetDisplayNameOf | 
|  | * | 
|  | * NOTES | 
|  | *    special case: pidl = null gives desktop-name back | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDisplayNameOf (IShellFolder2 * iface, | 
|  | LPCITEMIDLIST pidl, DWORD dwFlags, LPSTRRET strRet) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | HRESULT hr = S_OK; | 
|  | LPWSTR pszPath; | 
|  |  | 
|  | TRACE ("(%p)->(pidl=%p,0x%08x,%p)\n", This, pidl, dwFlags, strRet); | 
|  | pdump (pidl); | 
|  |  | 
|  | if (!strRet) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | pszPath = CoTaskMemAlloc((MAX_PATH +1) * sizeof(WCHAR)); | 
|  | if (!pszPath) | 
|  | return E_OUTOFMEMORY; | 
|  |  | 
|  | if (_ILIsDesktop (pidl)) | 
|  | { | 
|  | if ((GET_SHGDN_RELATION (dwFlags) == SHGDN_NORMAL) && | 
|  | (GET_SHGDN_FOR (dwFlags) & SHGDN_FORPARSING)) | 
|  | strcpyW(pszPath, This->sPathTarget); | 
|  | else | 
|  | HCR_GetClassNameW(&CLSID_ShellDesktop, pszPath, MAX_PATH); | 
|  | } | 
|  | else if (_ILIsPidlSimple (pidl)) | 
|  | { | 
|  | GUID const *clsid; | 
|  |  | 
|  | if ((clsid = _ILGetGUIDPointer (pidl))) | 
|  | { | 
|  | if (GET_SHGDN_FOR (dwFlags) & SHGDN_FORPARSING) | 
|  | { | 
|  | int bWantsForParsing; | 
|  |  | 
|  | /* | 
|  | * We can only get a filesystem path from a shellfolder if the | 
|  | *  value WantsFORPARSING in CLSID\\{...}\\shellfolder exists. | 
|  | * | 
|  | * Exception: The MyComputer folder doesn't have this key, | 
|  | *   but any other filesystem backed folder it needs it. | 
|  | */ | 
|  | if (IsEqualIID (clsid, &CLSID_MyComputer)) | 
|  | { | 
|  | bWantsForParsing = TRUE; | 
|  | } | 
|  | else | 
|  | { | 
|  | /* get the "WantsFORPARSING" flag from the registry */ | 
|  | static const WCHAR clsidW[] = | 
|  | { 'C','L','S','I','D','\\',0 }; | 
|  | static const WCHAR shellfolderW[] = | 
|  | { '\\','s','h','e','l','l','f','o','l','d','e','r',0 }; | 
|  | static const WCHAR wantsForParsingW[] = | 
|  | { 'W','a','n','t','s','F','o','r','P','a','r','s','i','n', | 
|  | 'g',0 }; | 
|  | WCHAR szRegPath[100]; | 
|  | LONG r; | 
|  |  | 
|  | lstrcpyW (szRegPath, clsidW); | 
|  | SHELL32_GUIDToStringW (clsid, &szRegPath[6]); | 
|  | lstrcatW (szRegPath, shellfolderW); | 
|  | r = SHGetValueW(HKEY_CLASSES_ROOT, szRegPath, | 
|  | wantsForParsingW, NULL, NULL, NULL); | 
|  | if (r == ERROR_SUCCESS) | 
|  | bWantsForParsing = TRUE; | 
|  | else | 
|  | bWantsForParsing = FALSE; | 
|  | } | 
|  |  | 
|  | if ((GET_SHGDN_RELATION (dwFlags) == SHGDN_NORMAL) && | 
|  | bWantsForParsing) | 
|  | { | 
|  | /* | 
|  | * we need the filesystem path to the destination folder. | 
|  | * Only the folder itself can know it | 
|  | */ | 
|  | hr = SHELL32_GetDisplayNameOfChild (iface, pidl, dwFlags, | 
|  | pszPath, | 
|  | MAX_PATH); | 
|  | } | 
|  | else | 
|  | { | 
|  | /* parsing name like ::{...} */ | 
|  | pszPath[0] = ':'; | 
|  | pszPath[1] = ':'; | 
|  | SHELL32_GUIDToStringW (clsid, &pszPath[2]); | 
|  | } | 
|  | } | 
|  | else | 
|  | { | 
|  | /* user friendly name */ | 
|  | HCR_GetClassNameW (clsid, pszPath, MAX_PATH); | 
|  | } | 
|  | } | 
|  | else | 
|  | { | 
|  | int cLen = 0; | 
|  |  | 
|  | /* file system folder or file rooted at the desktop */ | 
|  | if ((GET_SHGDN_FOR(dwFlags) == SHGDN_FORPARSING) && | 
|  | (GET_SHGDN_RELATION(dwFlags) != SHGDN_INFOLDER)) | 
|  | { | 
|  | lstrcpynW(pszPath, This->sPathTarget, MAX_PATH - 1); | 
|  | PathAddBackslashW(pszPath); | 
|  | cLen = lstrlenW(pszPath); | 
|  | } | 
|  |  | 
|  | _ILSimpleGetTextW(pidl, pszPath + cLen, MAX_PATH - cLen); | 
|  |  | 
|  | if (!_ILIsFolder(pidl)) | 
|  | SHELL_FS_ProcessDisplayFilename(pszPath, dwFlags); | 
|  | } | 
|  | } | 
|  | else | 
|  | { | 
|  | /* a complex pidl, let the subfolder do the work */ | 
|  | hr = SHELL32_GetDisplayNameOfChild (iface, pidl, dwFlags, | 
|  | pszPath, MAX_PATH); | 
|  | } | 
|  |  | 
|  | if (SUCCEEDED(hr)) | 
|  | { | 
|  | /* Win9x always returns ANSI strings, NT always returns Unicode strings */ | 
|  | if (GetVersion() & 0x80000000) | 
|  | { | 
|  | strRet->uType = STRRET_CSTR; | 
|  | if (!WideCharToMultiByte(CP_ACP, 0, pszPath, -1, strRet->u.cStr, MAX_PATH, | 
|  | NULL, NULL)) | 
|  | strRet->u.cStr[0] = '\0'; | 
|  | CoTaskMemFree(pszPath); | 
|  | } | 
|  | else | 
|  | { | 
|  | strRet->uType = STRRET_WSTR; | 
|  | strRet->u.pOleStr = pszPath; | 
|  | } | 
|  | } | 
|  | else | 
|  | CoTaskMemFree(pszPath); | 
|  |  | 
|  | TRACE ("-- (%p)->(%s,0x%08x)\n", This, | 
|  | strRet->uType == STRRET_CSTR ? strRet->u.cStr : | 
|  | debugstr_w(strRet->u.pOleStr), hr); | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | /************************************************************************** | 
|  | *  ISF_Desktop_fnSetNameOf | 
|  | *  Changes the name of a file object or subfolder, possibly changing its item | 
|  | *  identifier in the process. | 
|  | * | 
|  | * PARAMETERS | 
|  | *  HWND          hwndOwner,  //[in ] Owner window for output | 
|  | *  LPCITEMIDLIST pidl,       //[in ] simple pidl of item to change | 
|  | *  LPCOLESTR     lpszName,   //[in ] the items new display name | 
|  | *  DWORD         dwFlags,    //[in ] SHGNO formatting flags | 
|  | *  LPITEMIDLIST* ppidlOut)   //[out] simple pidl returned | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_fnSetNameOf (IShellFolder2 * iface, | 
|  | HWND hwndOwner, LPCITEMIDLIST pidl,    /* simple pidl */ | 
|  | LPCOLESTR lpName, DWORD dwFlags, LPITEMIDLIST * pPidlOut) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | FIXME ("(%p)->(%p,pidl=%p,%s,%u,%p) stub\n", This, hwndOwner, pidl, | 
|  | debugstr_w (lpName), dwFlags, pPidlOut); | 
|  |  | 
|  | return E_FAIL; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDefaultSearchGUID(IShellFolder2 *iface, | 
|  | GUID * pguid) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | FIXME ("(%p)->(%p) stub\n", This, pguid); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnEnumSearches (IShellFolder2 *iface, | 
|  | IEnumExtraSearch ** ppenum) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | FIXME ("(%p)->(%p) stub\n", This, ppenum); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDefaultColumn (IShellFolder2 * iface, | 
|  | DWORD reserved, ULONG * pSort, ULONG * pDisplay) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | TRACE ("(%p)->(%d %p %p)\n", This, reserved, pSort, pDisplay); | 
|  |  | 
|  | if (pSort) | 
|  | *pSort = 0; | 
|  | if (pDisplay) | 
|  | *pDisplay = 0; | 
|  |  | 
|  | return S_OK; | 
|  | } | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDefaultColumnState ( | 
|  | IShellFolder2 * iface, UINT iColumn, DWORD * pcsFlags) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | TRACE ("(%p)->(%d %p)\n", This, iColumn, pcsFlags); | 
|  |  | 
|  | if (!pcsFlags || iColumn >= DESKTOPSHELLVIEWCOLUMNS) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | *pcsFlags = desktop_header[iColumn].pcsFlags; | 
|  |  | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDetailsEx (IShellFolder2 * iface, | 
|  | LPCITEMIDLIST pidl, const SHCOLUMNID * pscid, VARIANT * pv) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | FIXME ("(%p)->(%p %p %p) stub\n", This, pidl, pscid, pv); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnGetDetailsOf (IShellFolder2 * iface, | 
|  | LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS * psd) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  |  | 
|  | HRESULT hr = S_OK; | 
|  |  | 
|  | TRACE ("(%p)->(%p %i %p)\n", This, pidl, iColumn, psd); | 
|  |  | 
|  | if (!psd || iColumn >= DESKTOPSHELLVIEWCOLUMNS) | 
|  | return E_INVALIDARG; | 
|  |  | 
|  | if (!pidl) | 
|  | return SHELL32_GetColumnDetails(desktop_header, iColumn, psd); | 
|  |  | 
|  | /* the data from the pidl */ | 
|  | psd->str.uType = STRRET_CSTR; | 
|  | switch (iColumn) | 
|  | { | 
|  | case 0:        /* name */ | 
|  | hr = IShellFolder_GetDisplayNameOf(iface, pidl, | 
|  | SHGDN_NORMAL | SHGDN_INFOLDER, &psd->str); | 
|  | break; | 
|  | case 1:        /* size */ | 
|  | _ILGetFileSize (pidl, psd->str.u.cStr, MAX_PATH); | 
|  | break; | 
|  | case 2:        /* type */ | 
|  | _ILGetFileType (pidl, psd->str.u.cStr, MAX_PATH); | 
|  | break; | 
|  | case 3:        /* date */ | 
|  | _ILGetFileDate (pidl, psd->str.u.cStr, MAX_PATH); | 
|  | break; | 
|  | case 4:        /* attributes */ | 
|  | _ILGetFileAttributes (pidl, psd->str.u.cStr, MAX_PATH); | 
|  | break; | 
|  | } | 
|  |  | 
|  | return hr; | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_fnMapColumnToSCID ( | 
|  | IShellFolder2 * iface, UINT column, SHCOLUMNID * pscid) | 
|  | { | 
|  | IDesktopFolderImpl *This = (IDesktopFolderImpl *)iface; | 
|  | FIXME ("(%p)->(%d %p) stub\n", This, column, pscid); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | static const IShellFolder2Vtbl vt_MCFldr_ShellFolder2 = | 
|  | { | 
|  | ISF_Desktop_fnQueryInterface, | 
|  | ISF_Desktop_fnAddRef, | 
|  | ISF_Desktop_fnRelease, | 
|  | ISF_Desktop_fnParseDisplayName, | 
|  | ISF_Desktop_fnEnumObjects, | 
|  | ISF_Desktop_fnBindToObject, | 
|  | ISF_Desktop_fnBindToStorage, | 
|  | ISF_Desktop_fnCompareIDs, | 
|  | ISF_Desktop_fnCreateViewObject, | 
|  | ISF_Desktop_fnGetAttributesOf, | 
|  | ISF_Desktop_fnGetUIObjectOf, | 
|  | ISF_Desktop_fnGetDisplayNameOf, | 
|  | ISF_Desktop_fnSetNameOf, | 
|  | /* ShellFolder2 */ | 
|  | ISF_Desktop_fnGetDefaultSearchGUID, | 
|  | ISF_Desktop_fnEnumSearches, | 
|  | ISF_Desktop_fnGetDefaultColumn, | 
|  | ISF_Desktop_fnGetDefaultColumnState, | 
|  | ISF_Desktop_fnGetDetailsEx, | 
|  | ISF_Desktop_fnGetDetailsOf, | 
|  | ISF_Desktop_fnMapColumnToSCID | 
|  | }; | 
|  |  | 
|  | /************************************************************************** | 
|  | *    IPersist | 
|  | */ | 
|  | static HRESULT WINAPI ISF_Desktop_IPersist_fnQueryInterface( | 
|  | IPersist *iface, REFIID riid, LPVOID *ppvObj) | 
|  | { | 
|  | IDesktopFolderImpl *This = impl_from_IPersist( iface ); | 
|  | return IShellFolder2_QueryInterface((IShellFolder2*)This, riid, ppvObj); | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI ISF_Desktop_IPersist_fnAddRef(IPersist *iface) | 
|  | { | 
|  | IDesktopFolderImpl *This = impl_from_IPersist( iface ); | 
|  | return IShellFolder2_AddRef((IShellFolder2*)This); | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI ISF_Desktop_IPersist_fnRelease(IPersist *iface) | 
|  | { | 
|  | IDesktopFolderImpl *This = impl_from_IPersist( iface ); | 
|  | return IShellFolder2_Release((IShellFolder2*)This); | 
|  | } | 
|  |  | 
|  | static HRESULT WINAPI ISF_Desktop_IPersist_fnGetClassID(IPersist *iface, CLSID *clsid) | 
|  | { | 
|  | *clsid = CLSID_ShellDesktop; | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | static const IPersistVtbl vt_IPersist = | 
|  | { | 
|  | ISF_Desktop_IPersist_fnQueryInterface, | 
|  | ISF_Desktop_IPersist_fnAddRef, | 
|  | ISF_Desktop_IPersist_fnRelease, | 
|  | ISF_Desktop_IPersist_fnGetClassID | 
|  | }; | 
|  |  | 
|  | /************************************************************************** | 
|  | *    ISF_Desktop_Constructor | 
|  | */ | 
|  | HRESULT WINAPI ISF_Desktop_Constructor ( | 
|  | IUnknown * pUnkOuter, REFIID riid, LPVOID * ppv) | 
|  | { | 
|  | static IDesktopFolderImpl *cached_sf; | 
|  | WCHAR szMyPath[MAX_PATH]; | 
|  |  | 
|  | TRACE ("unkOut=%p %s\n", pUnkOuter, shdebugstr_guid (riid)); | 
|  |  | 
|  | if (!ppv) | 
|  | return E_POINTER; | 
|  | if (pUnkOuter) | 
|  | return CLASS_E_NOAGGREGATION; | 
|  |  | 
|  | if (!cached_sf) | 
|  | { | 
|  | IDesktopFolderImpl *sf; | 
|  |  | 
|  | if (!SHGetSpecialFolderPathW( 0, szMyPath, CSIDL_DESKTOPDIRECTORY, TRUE )) | 
|  | return E_UNEXPECTED; | 
|  |  | 
|  | sf = LocalAlloc( LMEM_ZEROINIT, sizeof (IDesktopFolderImpl) ); | 
|  | if (!sf) | 
|  | return E_OUTOFMEMORY; | 
|  |  | 
|  | sf->ref = 1; | 
|  | sf->lpVtbl = &vt_MCFldr_ShellFolder2; | 
|  | sf->lpVtblIPersist = &vt_IPersist; | 
|  | sf->pidlRoot = _ILCreateDesktop();    /* my qualified pidl */ | 
|  | sf->sPathTarget = SHAlloc( (lstrlenW(szMyPath) + 1)*sizeof(WCHAR) ); | 
|  | lstrcpyW( sf->sPathTarget, szMyPath ); | 
|  |  | 
|  | if (InterlockedCompareExchangePointer((void *)&cached_sf, sf, NULL) != NULL) | 
|  | { | 
|  | /* some other thread already been here */ | 
|  | SHFree( sf->pidlRoot ); | 
|  | SHFree( sf->sPathTarget ); | 
|  | LocalFree( sf ); | 
|  | } | 
|  | } | 
|  |  | 
|  | return IUnknown_QueryInterface( (IShellFolder2*)cached_sf, riid, ppv ); | 
|  | } |