Re: Re: [org-beamer] \alert

[Carsten Dominik <carsten.dominik@gmail.com>]

On Jan 26, 2010, at 5:22 PM, Eric S Fraga wrote:

> At Tue, 26 Jan 2010 16:06:27 +0100,
> Sébastien Vauban wrote:
>> Eric S Fraga wrote:
>>> At 24 Jan 2010 20:10:03 +0100,
>>> Sven Bretfeld wrote:
>>>>
>>>> Is there any Symbol in org-beamer for \alert{Text}? In  
>>>> presentations \alert
>
> [...]
>
>>>      org-export-latex-emphasis-alist (quote
>>>      				       (("*" "\\textbf{%s}" nil)
>>>      					("/" "\\emph{%s}" nil)
>>>      					("_" "\\underline{%s}" nil)
>>>      					("+" "\\texttt{%s}" nil)
>>>      					("=" "\\verb=%s=" nil)
>>>      					("~" "\\verb~%s~" t)
>>>      					("@" "\\alert{%s}" nil))))
>>>
>>
>> That's what I'm using as well, but the problem is that it's not  
>> compatible
>> anymore with non-beamer LaTeX, the alert macro being unknown.
>
> Very true.  I've never thought about this as my presentations are for
> presentation only etc.  However, it would definitely be nice to have a
> more general solution.
>
>> Would there be a way to conditionally translate @...@ to alert (if  
>> beamer) or
>> to emph (if not-beamer), so that we can still easily compile a  
>> document to one
>> or the other LaTeX "back-end", without having to customize  
>> variables in Emacs,
>> prior to a compilation to the other "back-end"?
>
> The alist structure doesn't allow for embedded lisp code, as far as I
> can tell.  It would obviously be easier if this structure could be
> evaluated on the fly.
>
>> I must admit I do not have clear specifications on how to tell Org  
>> about such
>> a config...
>
> The only suggestion I can come up with would be to modify this
> variable using, for instance, the org-export-later-after-initial- 
> vars-hook?

Is there a LaTeX command that can figure out if it is running a beamer  
class?
If yes, a possible solution would be to redefine \alert in LaTeX when  
not doing BEAMER.

- Carsten