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stuff in new window disappears

>Date: Fri, 5 Feb 1993 10:02:23 -0600
>To: info-mcl@cambridge.apple.com
>From: mcdougal@cs.uchicago.edu (Tom McDougal)
>X-Sender: tfm1@midway.uchicago.edu
>Subject: stuff in new window disappears
>This is probably a FAQ; seems to me I knew the answer to this once.  
>I create a window and immediately draw to it, but my drawing disappears a
>split-second later.  Why?  How do I fix this?  My current hack is (sleep 1)
>before drawing.  
>I seem to recall something *like* (FORCE-blah <window>) is needed, but I
>can't remember what it is and I couldn't find anything in the manual.

Perhaps your drawing is being done within the INITIALIZE-INSTANCE method.
If so, you should move that code to the VIEW-DRAW-CONTENTS method.