public unsafe string ToString(ItemIdList pidl)
{
if (_pointer == IntPtr.Zero)
{
throw new ObjectDisposedException(nameof(ReturnString));
}
string result = null;
STRRET *s = (STRRET *)_pointer.ToPointer();
switch (s->uType)
{
case STRRET.STRRET_TYPE.STRRET_WSTR:
result = new string(s->Data.pOleStr);
break;
case STRRET.STRRET_TYPE.STRRET_CSTR:
// https://docs.microsoft.com/en-us/windows/desktop/api/shlwapi/nf-shlwapi-shansitounicode
throw new NotSupportedException();
case STRRET.STRRET_TYPE.STRRET_OFFSET:
// https://docs.microsoft.com/en-us/windows/desktop/api/shlwapi/nf-shlwapi-shansitounicode
throw new NotSupportedException();
default:
throw new InvalidOperationException();
}
return(result);
}
/// <summary>
/// Get the name for a given Shell item ID.
/// </summary>
public static string GetNameFromId(ItemIdList id, SIGDN form = SIGDN.NORMALDISPLAY)
{
HRESULT hr = Imports.SHGetNameFromIDList(id, form, out string name);
if (hr != HRESULT.S_OK)
{
throw Errors.GetIoExceptionForHResult(hr);
}
return(name);
}
public static extern HResult SHGetNameFromIDList(
ItemIdList pidl,
ShellItemDisplayNames sigdnName,
out string ppszName);
public static extern HResult SHGetKnownFolderIDList(
ref Guid rfid,
KnownFolderFlags dwFlags,
SafeHandle hToken,
out ItemIdList ppidl);
public unsafe static extern bool SHGetPathFromIDListEx(
ItemIdList pidl,
char *pszPath,
uint cchPath,
uint uOpts);
/// <summary>
/// Get the name for a given Shell item ID.
/// </summary>
public static string GetNameFromId(ItemIdList id, ShellItemDisplayNames form = ShellItemDisplayNames.NormalDisplay)
{
Imports.SHGetNameFromIDList(id, form, out string name).ThrowIfFailed();
return(name);
}
public static extern HRESULT SHGetNameFromIDList(
ItemIdList pidl,
SIGDN sigdnName,
out string ppszName);
public static extern HRESULT SHGetKnownFolderIDList(
[MarshalAs(UnmanagedType.LPStruct)] Guid rfid,
KNOWN_FOLDER_FLAG dwFlags,
SafeHandle hToken,
out ItemIdList ppidl);
