private void PopulateDirTree()
{
DirectoryView.Nodes.Clear();
for (var i = 0; i < _direntries[_filetreedepth].Count; i++)
{
DirectoryView.Nodes.Add(IntToHex(i, _direntries[_filetreedepth].Count <= 256), _direntries[_filetreedepth][i]);
}
DirectoryView.Sort();
if (_filetreedepth > 0)
DirectoryView.Nodes.Insert(0, "..", "..");
}