private void listviewTrainFolders_KeyDown(object sender, KeyEventArgs e) {
switch (e.KeyCode) {
case Keys.Return:
listviewTrainFolders_DoubleClick(null, null);
break;
case Keys.Back:
string t = listviewTrainFolders.Tag as string;
if (t != null) {
if (t.Length == 0 || System.IO.Directory.Exists(t)) {
textboxTrainFolder.Text = t;
}
} break;
}
}