Path: utzoo!attcan!uunet!husc6!bloom-beacon!ATHENA.MIT.EDU!swick
From: swick@ATHENA.MIT.EDU (Ralph R. Swick)
Newsgroups: comp.windows.x
Subject: Re: Widget re-display
Message-ID: <8808101601.AA00531@LYRE.MIT.EDU>
Date: 10 Aug 88 16:01:48 GMT
References: <3472@juniper.uucp>
Sender: daemon@bloom-beacon.MIT.EDU
Organization: DEC/MIT Project Athena
Lines: 8

> When I try to use this widget as a child of a constraint widget, it gets an
> expose event every time the value is changed which causes my expose redisplay
> routine to execute and redisplay the whole widget.

Sounds like your constraint widget is broken.  What widget are you
using as the parent?  Remember that when the parent is a constraint
widget, its constraint.set_values method will be called as well when
you change the value in the child.