/// <summary>
/// Converts a <see cref="IntPtr"/> formated PIDL representation
/// into a path representation 'C:\'.
///
/// The memory of the PIDL passed in must be freed
/// (<see cref="Marshal.FreeCoTaskMem"/>) by the caller.
/// </summary>
/// <param name="pidl"></param>
/// <param name="pathType"></param>
/// <returns></returns>
public static string GetPathFromPIDL(IntPtr pidl, TypOfPath pathType)
{
if (pidl != default(IntPtr))
{
using (var parentPath = KnownFolderHelper.FromPIDL(pidl))
{
if (pathType == TypOfPath.LogicalPath)
{
if (parentPath != null)
{
var props = KnownFolderHelper.GetFolderProperties(parentPath.Obj);
if (props != null)
{
return(string.Format("{0}{1}{2}{3}", KF_IID.IID_Prefix,
"{", props.FolderId, "}"));
}
}
}
}
var sb = new StringBuilder(NativeMethods.MAX_PATH);
if (NativeMethods.SHGetPathFromIDList(pidl, sb) == true)
{
return(sb.ToString());
}
}
return(null);
}
/// <summary>
/// Converts a <see cref="IdList"/> formated PIDL representation
/// into a path (parse name) representation 'C:\'.
/// </summary>
/// <param name="idList"></param>
/// <param name="pathType"></param>
/// <returns></returns>
public static string GetPathFromPIDL(IdList idList, TypOfPath pathType)
{
IntPtr pidl = PidlManager.IdListToPidl(idList);
try
{
return(PidlManager.GetPathFromPIDL(pidl, pathType));
}
finally
{
Marshal.FreeCoTaskMem(pidl);
}
}
