def draw_total_items
      header_r.draw_total_items count: items.size, size: items.inject(0) {|sum, i| sum += i.size}
    end
def draw_total_items
      header_r.draw_total_items count: items.size, size: items.inject(0) {|sum, i| sum += i.size}
    end
Update the header information concerning total files and directories in the current directory.