Re: XForms: more double buffering strangeness

Stephen Langer (
Thu, 10 Jul 1997 09:52:25 -0400

To subscribers of the xforms list from "Stephen Langer" <> :

> Is it legal to make non-drawing calls (such as fl_set_slider_value())
> or fl_redraw_object() calls for objects other than the Free object in
> the Free object handler?
Are you doing this in response to an FL_DRAW event? I've had problems when
a canvas Expose event triggered redrawing of other objects. The solution was
to postpone the redrawing until after finishing handling the Expose event.
(But I think this had nothing to do with double buffering.)

-- Steve

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