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Re: Draw Widget Object Graphics Scrolling, Confused [message #72040]

Tue, 03 August 2010 13:09

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

j.coenia@gmail.com writes:

> If RETAIN is 0 or 1, the view only redraws itself *after* I release
> the scrollbars, so I can't really interactively scroll through my
> object graphics. While I'm dragging, until I release, the viewport
> goes almost all white, so I can't see where I am scrolling.

Is this because you are not getting events in your event
handler (seems doubtful) or because you are not updating the
scene in your event handler when you get a motion event?

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thue. ("Perhaps thos speakest truth.")

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		Re: Draw Widget Object Graphics Scrolling, Confused By: David Fanning on Tue, 03 August 2010 13:09
		Re: Draw Widget Object Graphics Scrolling, Confused By: j.coenia@gmail.com on Mon, 09 August 2010 11:04

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