Inherited methods:
from alignment<%>
align
get-min-height
get-min-width
get-parent
set-min-sizes
show
show/ hide
stretchable-height
stretchable-width
from dllist<%>
for-each
map-to-list
next
prev

hline% : class?

  superclass: snip-wrapper%

  extends: alignment<%>
Displays a horizontal line across the region that is inserted into.

(new hline% [parent parent])  (is-a?/c hline%)
  parent : (is-a?/c alignment-parent<%>)