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ISF_MyComputer_fnGetDisplayNameOf(): return CLSID paths of virtual 

folders rooted under "My Computer" folder, better error handling.
This commit is contained in:
Martin Fuchs 2004-01-23 04:25:26 +00:00 committed by Alexandre Julliard
parent 2745769035
commit 0c7f449343
1 changed files with 50 additions and 7 deletions
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57
dlls/shell32/shfldr_mycomp.c
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@ -442,6 +442,7 @@ static HRESULT WINAPI ISF_MyComputer_fnGetDisplayNameOf (IShellFolder2 * iface,
szDrive[18];
int len = 0;
BOOL bSimplePidl;
HRESULT hr = S_OK;
TRACE ("(%p)->(pidl=%p,0x%08lx,%p)\n", This, pidl, dwFlags, strRet);
pdump (pidl);
@ -461,7 +462,48 @@ static HRESULT WINAPI ISF_MyComputer_fnGetDisplayNameOf (IShellFolder2 * iface,
} else if (_ILIsSpecialFolder (pidl)) {
/* take names of special folders only if its only this folder */
if (bSimplePidl) {
_ILSimpleGetText (pidl, szPath, MAX_PATH); /* append my own path */
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 has this keys not but like any filesystem backed
* folder it needs these behaviour
*/
/* get the "WantsFORPARSING" flag from the registry */
char szRegPath[100];
lstrcpyA (szRegPath, "CLSID\\");
SHELL32_GUIDToStringA (clsid, &szRegPath[6]);
lstrcatA (szRegPath, "\\shellfolder");
bWantsForParsing =
(ERROR_SUCCESS ==
SHGetValueA (HKEY_CLASSES_ROOT, szRegPath, "WantsFORPARSING", NULL, NULL, NULL));
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, szPath, MAX_PATH);
} else {
LPSTR p;
/* parsing name like ::{...} */
p = lstrcpyA(szPath, "::") + 2;
p += SHELL32_GUIDToStringA(&CLSID_MyComputer, p);
lstrcatA(p, "\\::");
p += 3;
SHELL32_GUIDToStringA(clsid, p);
}
} else {
/* user friendly name */
HCR_GetClassNameA (clsid, szPath, MAX_PATH);
}
} else
_ILSimpleGetText (pidl, szPath, MAX_PATH); /* append my own path */
} else {
FIXME ("special folder\n");
}
@ -492,15 +534,16 @@ static HRESULT WINAPI ISF_MyComputer_fnGetDisplayNameOf (IShellFolder2 * iface,
PathAddBackslashA (szPath);
len = strlen (szPath);
if (!SUCCEEDED
(SHELL32_GetDisplayNameOfChild (iface, pidl, dwFlags | SHGDN_INFOLDER, szPath + len, MAX_PATH - len)))
return E_OUTOFMEMORY;
hr = SHELL32_GetDisplayNameOfChild (iface, pidl, dwFlags | SHGDN_INFOLDER, szPath + len, MAX_PATH - len);
}
if (SUCCEEDED (hr)) {
strRet->uType = STRRET_CSTR;
lstrcpynA (strRet->u.cStr, szPath, MAX_PATH);
}
strRet->uType = STRRET_CSTR;
lstrcpynA (strRet->u.cStr, szPath, MAX_PATH);
TRACE ("-- (%p)->(%s)\n", This, szPath);
return S_OK;
return hr;
}
/**************************************************************************