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wine/dlls/shell32/shfldr_desktop.c

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/*
* 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 "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 {
IShellFolder2 IShellFolder2_iface;
IPersistFolder2 IPersistFolder2_iface;
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_IShellFolder2(IShellFolder2 *iface)
{
return CONTAINING_RECORD(iface, IDesktopFolderImpl, IShellFolder2_iface);
}
static inline IDesktopFolderImpl *impl_from_IPersistFolder2( IPersistFolder2 *iface )
{
return CONTAINING_RECORD(iface, IDesktopFolderImpl, IPersistFolder2_iface);
}
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
*
*/
static HRESULT WINAPI ISF_Desktop_fnQueryInterface(
IShellFolder2 * iface, REFIID riid, LPVOID * ppvObj)
{
IDesktopFolderImpl *This = impl_from_IShellFolder2(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) ||
IsEqualIID (riid, &IID_IPersistFolder) ||
IsEqualIID (riid, &IID_IPersistFolder2))
{
*ppvObj = &This->IPersistFolder2_iface;
}
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 = impl_from_IShellFolder2(iface);
IShellFolder *shell_folder = (IShellFolder*)iface;
WCHAR szElement[MAX_PATH];
LPCWSTR szNext = NULL;
LPITEMIDLIST pidlTemp = NULL;
PARSEDURLW urldata;
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 */
urldata.cbSize = sizeof(urldata);
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 (SUCCEEDED(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)
{
if (*lpszDisplayName == '/')
{
/* UNIX paths should be parsed by unixfs */
IShellFolder *unixFS;
hr = UnixFolder_Constructor(NULL, &IID_IShellFolder, (LPVOID*)&unixFS);
if (SUCCEEDED(hr))
{
hr = IShellFolder_ParseDisplayName(unixFS, NULL, NULL,
lpszDisplayName, NULL, &pidlTemp, NULL);
IShellFolder_Release(unixFS);
}
}
else
{
/* build a complete path to create a simple pidl */
WCHAR szPath[MAX_PATH];
LPWSTR pathPtr;
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(IEnumIDListImpl *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 */
ret = ret && 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 = impl_from_IShellFolder2(iface);
IEnumIDListImpl *list;
TRACE ("(%p)->(HWND=%p flags=0x%08x pplist=%p)\n",
This, hwndOwner, dwFlags, ppEnumIDList);
if (!(list = IEnumIDList_Constructor()))
return E_OUTOFMEMORY;
CreateDesktopEnumList(list, dwFlags);
*ppEnumIDList = &list->IEnumIDList_iface;
TRACE ("-- (%p)->(new ID List: %p)\n", This, *ppEnumIDList);
return S_OK;
}
/**************************************************************************
* ISF_Desktop_fnBindToObject
*/
static HRESULT WINAPI ISF_Desktop_fnBindToObject (IShellFolder2 * iface,
LPCITEMIDLIST pidl, LPBC pbcReserved, REFIID riid, LPVOID * ppvOut)
{
IDesktopFolderImpl *This = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(iface);
HRESULT hr;
TRACE ("(%p)->(0x%08lx,pidl1=%p,pidl2=%p)\n", This, lParam, pidl1, pidl2);
hr = SHELL32_CompareIDs(iface, 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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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)
return ItemMenu_Constructor((IShellFolder*)iface, This->pidlRoot, apidl, cidl, riid, ppvOut);
else
return BackgroundMenu_Constructor((IShellFolder*)iface, TRUE, riid, ppvOut);
}
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 = IShellFolder2_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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(iface);
FIXME ("(%p)->(%p) stub\n", This, pguid);
return E_NOTIMPL;
}
static HRESULT WINAPI ISF_Desktop_fnEnumSearches (IShellFolder2 *iface,
IEnumExtraSearch ** ppenum)
{
IDesktopFolderImpl *This = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = impl_from_IShellFolder2(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 = IShellFolder2_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 = impl_from_IShellFolder2(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_IPersistFolder2_fnQueryInterface(
IPersistFolder2 *iface, REFIID riid, LPVOID *ppvObj)
{
IDesktopFolderImpl *This = impl_from_IPersistFolder2( iface );
return IShellFolder2_QueryInterface(&This->IShellFolder2_iface, riid, ppvObj);
}
static ULONG WINAPI ISF_Desktop_IPersistFolder2_fnAddRef(
IPersistFolder2 *iface)
{
IDesktopFolderImpl *This = impl_from_IPersistFolder2( iface );
return IShellFolder2_AddRef(&This->IShellFolder2_iface);
}
static ULONG WINAPI ISF_Desktop_IPersistFolder2_fnRelease(
IPersistFolder2 *iface)
{
IDesktopFolderImpl *This = impl_from_IPersistFolder2( iface );
return IShellFolder2_Release(&This->IShellFolder2_iface);
}
static HRESULT WINAPI ISF_Desktop_IPersistFolder2_fnGetClassID(
IPersistFolder2 *iface, CLSID *clsid)
{
*clsid = CLSID_ShellDesktop;
return S_OK;
}
static HRESULT WINAPI ISF_Desktop_IPersistFolder2_fnInitialize(
IPersistFolder2 *iface, LPCITEMIDLIST pidl)
{
IDesktopFolderImpl *This = impl_from_IPersistFolder2( iface );
FIXME ("(%p)->(%p) stub\n", This, pidl);
return E_NOTIMPL;
}
static HRESULT WINAPI ISF_Desktop_IPersistFolder2_fnGetCurFolder(
IPersistFolder2 *iface, LPITEMIDLIST *ppidl)
{
IDesktopFolderImpl *This = impl_from_IPersistFolder2( iface );
*ppidl = ILClone(This->pidlRoot);
return S_OK;
}
static const IPersistFolder2Vtbl vt_IPersistFolder2 =
{
ISF_Desktop_IPersistFolder2_fnQueryInterface,
ISF_Desktop_IPersistFolder2_fnAddRef,
ISF_Desktop_IPersistFolder2_fnRelease,
ISF_Desktop_IPersistFolder2_fnGetClassID,
ISF_Desktop_IPersistFolder2_fnInitialize,
ISF_Desktop_IPersistFolder2_fnGetCurFolder
};
/**************************************************************************
* 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->IShellFolder2_iface.lpVtbl = &vt_MCFldr_ShellFolder2;
sf->IPersistFolder2_iface.lpVtbl = &vt_IPersistFolder2;
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 IShellFolder2_QueryInterface( &cached_sf->IShellFolder2_iface, riid, ppv );
}
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