add a drop down menu inside ... to the top left corner of the file tree with collapse all, expand/collapse to sublevel 1, expand/collapse to sublevel 2, expand/collapse to sublevel 3, expand all. #6
add a drop down menu inside ... to the top left corner of the file tree with collapse all, expand/collapse to sublevel 1, expand/collapse to sublevel 2, expand/collapse to sublevel 3, expand all.
add a drop down menu inside ... to the top left corner of the file tree with collapse all, expand/collapse to sublevel 1, expand/collapse to sublevel 2, expand/collapse to sublevel 3, expand all.