racket/gui: add doc cross-reference

original commit: 660fc4d7b37b2fc7df823b6ebc8563e06e233aec
This commit is contained in:
Matthew Flatt 2013-02-04 19:24:45 -07:00
parent 0a5aec9030
commit d580a45928

View File

@ -289,7 +289,8 @@ Called when the user changes one of the canvas's scrollbars. A
scroll action.
This method is called only when manual
scrollbars are changed, not automatic scrollbars; for automatic scrollbars,
scrollbars are changed (see @method[canvas% init-manual-scrollbars]),
not automatic scrollbars; for automatic scrollbars,
the
@method[canvas<%> on-paint] method is called, instead.