protected override void BuildTemplate(TemplateBuilder builder)
 {
     builder.GridColumns("*")
     .GridRows("Auto", "0")
     .RowRange(0, 1, 0, 1)
     .AddBinding(0, 0, _currentDirectory.BindToTextBox().MergeIntoInPlaceEditor(_currentDirectory.BindToTextBlock("{0} (Click to edit)")));
 }