[plt-scheme] How to do flickerless update for MrEd widget changes?

From: Matthew Flatt (mflatt at cs.utah.edu)
Date: Mon Sep 22 11:27:52 EDT 2008

At Mon, 22 Sep 2008 11:21:35 -0400, "Danny Yoo" wrote:
> I'm writing a program that occasionally removes all of the children
> from a frame and repopulates its contents with new widgets.  At the
> moment, the screen flickers quite a bit and the user is exposed to the
> intermediate state of the frame.  I'd like to have something like
> begin-edit-sequence that works on arbitrary area containers.  Is there
> such a beast?



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