Tiny patch: add onlyenv to beamer environments

Tiny patch: add onlyenv to beamer environments

[Pedro Andres Aranda Gutierrez]

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Hi,

I found the reference in the Changelog entry quite useful and found also a
request in the mailing more than 12 years ago..

Seasons greeting, /PA

-- 
Fragen sind nicht da, um beantwortet zu werden,
Fragen sind da um gestellt zu werden
Georg Kreisler

Headaches with a Juju log:
unit-basic-16: 09:17:36 WARNING juju.worker.uniter.operation we should run
a leader-deposed hook here, but we can't yet

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lisp/ox-beamer.el: add onlyenv to `org-beamer-environments-default'

* lisp/ox-beamer.el: (org-beamer-environments-default): Add "onlyenv"
as suggested long time ago in the mailing list or by
https://tippenhauer.de/post/writing-presentations-in-org-mode-markup/

TINYCHANGE

diff --git a/lisp/ox-beamer.el b/lisp/ox-beamer.el
index 527bb55e5..433d98445 100644
--- a/lisp/ox-beamer.el
+++ b/lisp/ox-beamer.el
@@ -198,7 +198,8 @@ through `org-beamer-environments-extra' variable.")
     ("example"        "e" "\\begin{example}%a[%h]%l"        "\\end{example}")
     ("exampleblock"   "E" "\\begin{exampleblock}%a{%h}%l"   "\\end{exampleblock}")
     ("proof"          "p" "\\begin{proof}%a[%h]"          "\\end{proof}")
-    ("beamercolorbox" "o" "\\begin{beamercolorbox}%o{%h}" "\\end{beamercolorbox}"))
+    ("beamercolorbox" "o" "\\begin{beamercolorbox}%o{%h}" "\\end{beamercolorbox}")
+    ("onlyenv"        "O" "\\begin{onlyenv}%a"            "\\end{onlyenv}"))
   "Environments triggered by properties in Beamer export.
 These are the defaults - for user definitions, see
 `org-beamer-environments-extra'.")

Re: Tiny patch: add onlyenv to beamer environments

[Ihor Radchenko]

Pedro Andres Aranda Gutierrez <paaguti@gmail.com> writes:

> I found the reference in the Changelog entry quite useful and found also a
> request in the mailing more than 12 years ago..

Do you have a link to that request?

-- 
Ihor Radchenko // yantar92,
Org mode maintainer,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>

Re: Tiny patch: add onlyenv to beamer environments

[Ihor Radchenko]

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[ Adding Org ML back to CC ]

Pedro Andres Aranda Gutierrez <paaguti@gmail.com> writes:

> Here you are. I have included three links, including the answer email in
> the GNU mail archive directly. The thread seems to be broken there.
> Pick the one you prefer.

Thanks!
The patch was slightly ill-formatted.
I fixed the patch and also reworded things sligthtly.
Please, check the attached updated patch.


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From 4f6cb2134a143549d087959dec3f4f5418fec710 Mon Sep 17 00:00:00 2001
Message-ID: <4f6cb2134a143549d087959dec3f4f5418fec710.1735148978.git.yantar92@posteo.net>
From: "Pedro A. Aranda" <paaguti@gmail.com>
Date: Wed, 25 Dec 2024 17:31:40 +0100
Subject: [PATCH] ox-beamer: Add onlyenv to the beamer environments

* etc/ORG-NEWS: Correct typo and announce that `onlyenv' has been
added to `org-beamer-environments-default' and how to use it.
* lisp/ox-beamer.el: Add onlyenv to `org-beamer-environments-default'.

Link: https://list.orgmode.org/orgmode/CA+XG7-im7gWY9n6vF949WqeuaQveu4Q-VSe0+H=+nhgft7WCnw@mail.gmail.com/#t
Link: https://list.orgmode.org/87ikr8131n.fsf@localhost/T/#t
---
 etc/ORG-NEWS      | 16 +++++++++++++++-
 lisp/ox-beamer.el |  1 +
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/etc/ORG-NEWS b/etc/ORG-NEWS
index 4c41f981cd..d082c4c4ea 100644
--- a/etc/ORG-NEWS
+++ b/etc/ORG-NEWS
@@ -143,7 +143,7 @@ now be pasted as an Org table using ~yank-media~.
 
 ** New and changed options
 
-# Chanes deadling with changing default values of customizations,
+# Changes deadling with changing default values of customizations,
 # adding new customizations, or changing the interpretation of the
 # existing customizations.
 
@@ -196,6 +196,20 @@ English.  The default value is ~t~ as the CSL standard assumes that
 English titles are specified in sentence-case but the bibtex
 bibliography format requires them to be written in title-case.
 
+*** New environment =onlyenv= in ~org-beamer-environments-default~
+
+The =onlyenv= environment limits showign parts of an animated Beamer
+slide to specific animation steps.
+
+#+BEGIN_SRC org
+,***** Comment
+:PROPERTIES:
+:BEAMER_env: onlyenv
+:BEAMER_act: <2->
+:END:
+This text will be displayed on animation step 2 and later.
+#+END_SRC
+
 ** New functions and changes in function arguments
 
 # This also includes changes in function behavior from Elisp perspective.
diff --git a/lisp/ox-beamer.el b/lisp/ox-beamer.el
index 527bb55e56..a48fcfca1b 100644
--- a/lisp/ox-beamer.el
+++ b/lisp/ox-beamer.el
@@ -198,6 +198,7 @@ (defconst org-beamer-environments-default
     ("example"        "e" "\\begin{example}%a[%h]%l"        "\\end{example}")
     ("exampleblock"   "E" "\\begin{exampleblock}%a{%h}%l"   "\\end{exampleblock}")
     ("proof"          "p" "\\begin{proof}%a[%h]"          "\\end{proof}")
+    ("onlyenv"        "O" "\\begin{onlyenv}%a"            "\\end{onlyenv}")
     ("beamercolorbox" "o" "\\begin{beamercolorbox}%o{%h}" "\\end{beamercolorbox}"))
   "Environments triggered by properties in Beamer export.
 These are the defaults - for user definitions, see
-- 
2.47.1


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-- 
Ihor Radchenko // yantar92,
Org mode maintainer,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>

Re: Tiny patch: add onlyenv to beamer environments

[Ihor Radchenko]

Ihor Radchenko <yantar92@posteo.net> writes:

> Please, check the attached updated patch.

Applied, onto main, after fixing a typo.
https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=8e141ec24e

-- 
Ihor Radchenko // yantar92,
Org mode maintainer,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>