From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <n.goaziou@gmail.com>
Subject: Re: BEAMER_act and special environments
Date: Mon, 11 Nov 2013 09:11:20 +0100
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In-Reply-To: <e6599c43-f383-4523-90fa-ca71631aaba4@dewdrop-world.net> (James
	Harkins's message of "Mon, 11 Nov 2013 11:14:20 +0800")
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To: James Harkins <jamshark70@gmail.com>
Cc: orgmode <emacs-orgmode@gnu.org>

Hello,

James Harkins <jamshark70@gmail.com> writes:

> It seems that everything in org-beamer-environments-default supports
> overlay specifications, except beamercolorbox. OK... what about
> org-beamer-environments-special? I found today that B_columns ignores
> any overlay specification given in the heading's properties. That is:
>
> **** Header							  :B_columns:
>     :PROPERTIES:
>     :BEAMER_env: columns
>     :BEAMER_act: 2-
>     :END:
> (... with some BMCOL headings underneath...)
>
> -->
>
> \begin{columns}
> .. blah blah...
> \end{columns}
>
> .. where I would have hoped for "\begin{columns}<2->"

According to Beamer's user guide, "columns" environment follows the
template:

  \begin{columns}[<options>]
    ...
  \end{columns}

IOW, it is not possible to define an action specification on it.


Regards,

-- 
Nicolas Goaziou