HRESULT WINAPI CDesktopFolder::FinalConstruct()
{
WCHAR szMyPath[MAX_PATH];
HRESULT hr;
/* Create the root pidl */
pidlRoot = _ILCreateDesktop();
if (!pidlRoot)
return E_OUTOFMEMORY;
/* Create the inner fs folder */
hr = SHELL32_CoCreateInitSF(pidlRoot,
NULL,
NULL,
&CLSID_ShellFSFolder,
CSIDL_DESKTOPDIRECTORY,
IID_PPV_ARG(IShellFolder2, &m_DesktopFSFolder));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
/* Create the inner shared fs folder. Dont fail on failure. */
hr = SHELL32_CoCreateInitSF(pidlRoot,
NULL,
NULL,
&CLSID_ShellFSFolder,
CSIDL_COMMON_DESKTOPDIRECTORY,
IID_PPV_ARG(IShellFolder2, &m_SharedDesktopFSFolder));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
/* Create the inner reg folder */
hr = CRegFolder_CreateInstance(&CLSID_ShellDesktop,
pidlRoot,
L"",
IID_PPV_ARG(IShellFolder2, &m_regFolder));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
/* Cache the path to the user desktop directory */
if (!SHGetSpecialFolderPathW( 0, szMyPath, CSIDL_DESKTOPDIRECTORY, TRUE ))
return E_UNEXPECTED;
sPathTarget = (LPWSTR)SHAlloc((wcslen(szMyPath) + 1) * sizeof(WCHAR));
if (!sPathTarget)
return E_OUTOFMEMORY;
wcscpy(sPathTarget, szMyPath);
return S_OK;
}
HRESULT SHELL32_CoCreateInitSF (LPCITEMIDLIST pidlRoot, const GUID* clsid,
int csidl, REFIID riid, LPVOID *ppvOut)
{
/* fill the PERSIST_FOLDER_TARGET_INFO */
PERSIST_FOLDER_TARGET_INFO pfti = {0};
pfti.dwAttributes = -1;
pfti.csidl = csidl;
return SHELL32_CoCreateInitSF(pidlRoot, &pfti, NULL, clsid, riid, ppvOut);
}
/***********************************************************************
* SHELL32_BindToFS [Internal]
*
* Common code for IShellFolder_BindToObject.
*
* PARAMS
* pidlRoot [I] The parent shell folder's absolute pidl.
* pathRoot [I] Absolute dos path of the parent shell folder.
* pidlComplete [I] PIDL of the child. Relative to pidlRoot.
* riid [I] GUID of the interface, which ppvOut shall be bound to.
* ppvOut [O] A reference to the child's interface (riid).
*
* NOTES
* pidlComplete has to contain at least one non empty SHITEMID.
* This function makes special assumptions on the shell namespace, which
* means you probably can't use it for your IShellFolder implementation.
*/
HRESULT SHELL32_BindToFS (LPCITEMIDLIST pidlRoot,
LPCWSTR pathRoot, LPCITEMIDLIST pidlComplete, REFIID riid, LPVOID * ppvOut)
{
CComPtr<IShellFolder> pSF;
HRESULT hr;
LPCITEMIDLIST pidlChild;
if (!pidlRoot || !ppvOut || !pidlComplete || !pidlComplete->mkid.cb)
return E_INVALIDARG;
if (_ILIsValue(pidlComplete))
{
ERR("Binding to file is unimplemented\n");
return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
}
if (!_ILIsFolder(pidlComplete) && !_ILIsDrive(pidlComplete))
{
ERR("Got an unknown type of pidl!\n");
return E_FAIL;
}
*ppvOut = NULL;
pidlChild = (_ILIsPidlSimple (pidlComplete)) ? pidlComplete : ILCloneFirst (pidlComplete);
CLSID clsidFolder = CLSID_ShellFSFolder;
DWORD attributes = _ILGetFileAttributes(ILFindLastID(pidlChild), NULL, 0);
if ((attributes & (FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_READONLY)) != 0)
SHELL32_GetCLSIDForDirectory(pathRoot, pidlChild, &clsidFolder);
hr = SHELL32_CoCreateInitSF (pidlRoot, pathRoot, pidlChild, clsidFolder, &pSF);
if (pidlChild != pidlComplete)
ILFree ((LPITEMIDLIST)pidlChild);
if (SUCCEEDED (hr)) {
if (_ILIsPidlSimple (pidlComplete)) {
/* no sub folders */
hr = pSF->QueryInterface(riid, ppvOut);
} else {
/* go deeper */
hr = pSF->BindToObject(ILGetNext (pidlComplete), NULL, riid, ppvOut);
}
}
TRACE ("-- returning (%p) %08x\n", *ppvOut, hr);
return hr;
}
HRESULT SHELL32_BindToSF (LPCITEMIDLIST pidlRoot, PERSIST_FOLDER_TARGET_INFO* ppfti,
LPCITEMIDLIST pidl, const GUID* clsid, REFIID riid, LPVOID *ppvOut)
{
PITEMID_CHILD pidlChild = ILCloneFirst (pidl);
if (!pidlChild)
return E_FAIL;
CComPtr<IShellFolder> psf;
HRESULT hr = SHELL32_CoCreateInitSF(pidlRoot,
ppfti,
pidlChild,
clsid,
IID_PPV_ARG(IShellFolder, &psf));
ILFree(pidlChild);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
if (_ILIsPidlSimple (pidl))
return psf->QueryInterface(riid, ppvOut);
else
return psf->BindToObject(ILGetNext (pidl), NULL, riid, ppvOut);
}
HRESULT WINAPI CRegFolder::BindToObject(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut)
{
CComPtr<IPersistFolder> pFolder;
HRESULT hr;
if (!ppvOut || !pidl || !pidl->mkid.cb)
return E_INVALIDARG;
*ppvOut = NULL;
GUID *pGUID = _ILGetGUIDPointer(pidl);
if (!pGUID)
{
ERR("CRegFolder::BindToObject called for non guid item!\n");
return E_INVALIDARG;
}
LPITEMIDLIST pidlChild = ILCloneFirst (pidl);
if (!pidlChild)
return E_OUTOFMEMORY;
CComPtr<IShellFolder> psf;
hr = SHELL32_CoCreateInitSF(m_pidlRoot, NULL, pidlChild, pGUID, -1, IID_PPV_ARG(IShellFolder, &psf));
ILFree(pidlChild);
if (FAILED(hr))
return hr;
if (_ILIsPidlSimple (pidl))
{
return psf->QueryInterface(riid, ppvOut);
}
else
{
return psf->BindToObject(ILGetNext (pidl), pbcReserved, riid, ppvOut);
}
}
/***********************************************************************
* SHELL32_BindToChild [Internal]
*
* Common code for IShellFolder_BindToObject.
*
* PARAMS
* pidlRoot [I] The parent shell folder's absolute pidl.
* pathRoot [I] Absolute dos path of the parent shell folder.
* pidlComplete [I] PIDL of the child. Relative to pidlRoot.
* riid [I] GUID of the interface, which ppvOut shall be bound to.
* ppvOut [O] A reference to the child's interface (riid).
*
* NOTES
* pidlComplete has to contain at least one non empty SHITEMID.
* This function makes special assumptions on the shell namespace, which
* means you probably can't use it for your IShellFolder implementation.
*/
HRESULT SHELL32_BindToChild (LPCITEMIDLIST pidlRoot,
LPCWSTR pathRoot, LPCITEMIDLIST pidlComplete, REFIID riid, LPVOID * ppvOut)
{
GUID const *clsid;
IShellFolder *pSF;
HRESULT hr;
LPITEMIDLIST pidlChild;
TRACE("(%p %s %p %s %p)\n", pidlRoot, debugstr_w(pathRoot), pidlComplete, debugstr_guid(riid), ppvOut);
if (!pidlRoot || !ppvOut || _ILIsEmpty(pidlComplete))
return E_INVALIDARG;
*ppvOut = NULL;
pidlChild = ILCloneFirst (pidlComplete);
if ((clsid = _ILGetGUIDPointer (pidlChild))) {
/* virtual folder */
hr = SHELL32_CoCreateInitSF (pidlRoot, pathRoot, pidlChild, clsid, (LPVOID *)&pSF);
} else if (_ILIsValue(pidlChild)) {
/* Don't bind to files */
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
} else {
/* file system folder */
CLSID clsidFolder = CLSID_ShellFSFolder;
static const WCHAR wszCLSID[] = {'C','L','S','I','D',0};
WCHAR wszCLSIDValue[CHARS_IN_GUID], wszFolderPath[MAX_PATH], *pwszPathTail = wszFolderPath;
/* see if folder CLSID should be overridden by desktop.ini file */
if (pathRoot) {
lstrcpynW(wszFolderPath, pathRoot, MAX_PATH);
pwszPathTail = PathAddBackslashW(wszFolderPath);
}
_ILSimpleGetTextW(pidlChild,pwszPathTail,MAX_PATH - (int)(pwszPathTail - wszFolderPath));
if (SHELL32_GetCustomFolderAttributeFromPath (wszFolderPath,
wszDotShellClassInfo, wszCLSID, wszCLSIDValue, CHARS_IN_GUID))
CLSIDFromString (wszCLSIDValue, &clsidFolder);
hr = SHELL32_CoCreateInitSF (pidlRoot, pathRoot, pidlChild,
&clsidFolder, (LPVOID *)&pSF);
}
ILFree (pidlChild);
if (SUCCEEDED (hr)) {
if (_ILIsPidlSimple (pidlComplete)) {
/* no sub folders */
hr = IShellFolder_QueryInterface (pSF, riid, ppvOut);
} else {
/* go deeper */
hr = IShellFolder_BindToObject (pSF, ILGetNext (pidlComplete), NULL, riid, ppvOut);
}
IShellFolder_Release (pSF);
}
TRACE ("-- returning (%p) 0x%08x\n", *ppvOut, hr);
return hr;
}