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From: Ed L Cashin <ecashin@coe.uga.edu>
Newsgroups: gmane.comp.tex.context
Subject: Re: multi-column spread control (was Re: beginner's questions)
Date: 14 Nov 2000 08:27:15 -0500
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Hans Hagen <pragma@wxs.nl> writes:

> At 01:44 PM 11/13/00 -0500, Ed L Cashin wrote:
> >Hans Hagen <pragma@wxs.nl> writes:
> 
> >That sounds interesting.  What's an otr?  :)
> 
> an output routine, when tex has collected enough content to fit in the
> page, or when explicitly asked for, tex will invoke the otr, which then is
> supposed to do something with the collected content, like wrapping it up
> and shipping it out; the call is actually an expansion of the token list
> \output. 
> 
> \output
>   {\shipout\vbox
>      {\ruledhbox{Hi Ed}
>       \ruledvbox{\box255}
>       \ruledhbox{Do You Get it?}}}

Um, the \output command sets up a handler, and box255 contains the
finished page that tex is "shipping out"?  Yes, after looking at p.125
of the TeXbook, I see that's it.

> \input tufte
> 
> Normally you want to stay far away from this, since misuse may spoil all
> housekeeping. 

Columns are always done this way though, right?  (Usually by a
macropackage.) 

-- 
--Ed Cashin                     PGP public key:
  ecashin@coe.uga.edu           http://www.coe.uga.edu/~ecashin/pgp/