On Wed, Mar 13 2024, Ihor Radchenko <yantar92@posteo.net> wrote:

> Pedro Andres Aranda Gutierrez <paaguti@gmail.com> writes:
>
>> I really don't have anything to object to the original patch. I support the
>> need to circumvent the "\begin-or-end{frame} inside frame" problem and
>> using orgframe is a clean way of doing so.
>> My only concern is the _default_ value for `org-beamer-frame-environment'.
>> If we set it to "frame", we only need to customise it in the file local
>> variables in files where it needs to be changed and we catch all flies in a
>> stroke:
>>
>> Situation 1: presentation has no "\begin-or-end{frame} inside frame" -> no
>> extra stuff in file local variables AND newenvironment is not generated AND
>> frames are between \begin{frame} and \end{frame}
>> Situation 2: presentation needs to circumvent "\begin-or-end{frame} inside
>> frame" -> set local variable in file AND newenvironment is generated AND
>> frame is changed where it is strictly necessary,
>
> I do not like that users would need to do manual action in situation 2.
> For situation 1, Leo's patch will ensure that all the frames are between
> \begin{frame}..\end{frame}, but newenvironment is still generated.
>
> Leo, may you improve the patch to avoid defining
> `org-beamer-frame-environment' when it is not used in all the frames?

"all the" should be "any of" in that last sentence.

--

How about the attached patch?

The previous org file exports in the same way, and exporting just the
final heading shows that no newenvironment is emitted.

Leo