@@ -1,4 +1,4 @@

-;;; ltx-talk.el --- AUCTeX style for `ltx-talk.cls' (v0.3.12) -*- lexical-binding: t; -*-

+;;; ltx-talk.el --- AUCTeX style for `ltx-talk.cls' (v0.5.3) -*- lexical-binding: t; -*-

;; Copyright (C) 2025--2026 Free Software Foundation, Inc.

@@ -24,7 +24,7 @@

;;; Commentary:

-;; This file adds support for `ltx-talk.sty' (v0.3.12) from 2026-01-21.

+;; This file adds support for `ltx-talk.sty' (v0.5.3) from 2026-08-05.

;; `ltx-talk.sty' is part of TeXLive.

;;; Code:

@@ -50,6 +50,12 @@ You can turn off the prompt for the overlay argument by setting

Optional MACRO can be a string, for example, \"bibitem\"."

(TeX-insert-macro (or macro "item")))

+(defvar LaTeX-ltx-talk-frame-key-val-options

+ '(("action-spec")

+ ("name")

+ ("vertical-alignment" ("bottom" "center" "stretch" "top")))

+ "List of key=val options for the frame environment.")

+

(TeX-add-style-hook

"ltx-talk"

(lambda ()

@@ -59,15 +65,15 @@ Optional MACRO can be a string, for example, \"bibitem\"."

;; New symbols

(TeX-add-symbols

- ;; 6.2 Components of a frame: The optional [<options>] arg seems to

+ ;; 9.2 Components of a frame: The optional [<options>] arg seems to

;; be unused, to skip it for now:

'("frametitle" [TeX-arg-ltx-talk-overlay-spec] "Title")

'("framesubtitle" [TeX-arg-ltx-talk-overlay-spec] "Subtitle")

- ;; 7.1 The \pause command

+ ;; 10.1 The \pause command

'("pause" [TeX-arg-ltx-talk-overlay-spec])

- ;; 7.3 Commands with overlay specifications

+ ;; 10.3 Commands with overlay specifications

'("onslide" [TeX-arg-ltx-talk-overlay-spec])

'("only" [TeX-arg-ltx-talk-overlay-spec] "Text")

'("uncover" [TeX-arg-ltx-talk-overlay-spec] "Text")

@@ -124,10 +130,10 @@ Optional MACRO can be a string, for example, \"bibitem\"."

[TeX-arg-key-val (LaTeX-graphicx-key-val-options) nil nil ?\s]

LaTeX-arg-includegraphics)

- ;; 7.6.2 Action specifications

+ ;; 10.6.2 Action specifications

'("action" [TeX-arg-ltx-talk-overlay-spec "Action spec"] "Text")

- ;; 8.1 Adding a title frame

+ ;; 11.1 Adding a title frame

'("maketitle" [TeX-arg-completing-read-multiple ("element-order"

"frame-style"

"horizontal-alignment"

@@ -163,13 +169,27 @@ Optional MACRO can be a string, for example, \"bibitem\"."

TeX-arg-space)

;; 9.2 Highlighting

- '("alert" [TeX-arg-ltx-talk-overlay-spec] "Text"))

+ '("alert" [TeX-arg-ltx-talk-overlay-spec] "Text")

+

+ ;; 12.6 Footnotes

+ '("footnote"

+ [TeX-arg-ltx-talk-overlay-spec]

+ (TeX-arg-conditional TeX-arg-footnote-number-p ([ "Number" ]) nil)

+ t)

+

+ ;; 12.7 Repeating a frame

+ '("reuseframe"

+ [TeX-arg-ltx-talk-overlay-spec]

+ [TeX-arg-key-val

+ (lambda ()

+ (remove '("name") LaTeX-ltx-talk-frame-key-val-options))]

+ "Name") )

(LaTeX-add-environments

- ;; 6.1 The frame environment: The optional [<options>] arg seems to

- ;; be unused, to skip it for now:

+ ;; 9.1 The frame environment:

'("frame" LaTeX-env-args

[TeX-arg-ltx-talk-overlay-spec]

+ [TeX-arg-key-val LaTeX-ltx-talk-frame-key-val-options]

(TeX-arg-conditional (or (LaTeX-provided-class-options-member

"ltx-talk" "frame-title-arg")

(LaTeX-provided-class-options-member

@@ -178,6 +198,7 @@ Optional MACRO can be a string, for example, \"bibitem\"."

()))

'("frame*" LaTeX-env-args

[TeX-arg-ltx-talk-overlay-spec]

+ [TeX-arg-key-val LaTeX-ltx-talk-frame-key-val-options]

(TeX-arg-conditional (or (LaTeX-provided-class-options-member

"ltx-talk" "frame-title-arg")

(LaTeX-provided-class-options-member

@@ -185,17 +206,17 @@ Optional MACRO can be a string, for example, \"bibitem\"."

("Title")

()))

- ;; 7.5 Dynamically changing text or images

+ ;; 10.5 Dynamically changing text or images

'("overlayarea" LaTeX-env-args

(TeX-arg-length "Area width") (TeX-arg-length "Area height"))

'("overprint" LaTeX-env-args

[TeX-arg-length "Area width"])

- ;; 7.6.2 Action specifications

+ ;; 10.6.2 Action specifications

'("actionenv" LaTeX-env-args

[TeX-arg-ltx-talk-overlay-spec "Action spec"])

- ;; 9.1 Itemizations, enumerations and descriptions

+ ;; 12.1 Itemizations, enumerations and descriptions

'("description" LaTeX-env-item-args

[TeX-arg-key-val (("action-spec") ("<>"))])

'("enumerate" LaTeX-env-item-args

@@ -203,11 +224,11 @@ Optional MACRO can be a string, for example, \"bibitem\"."

'("itemize" LaTeX-env-item-args

[TeX-arg-key-val (("action-spec") ("<>"))])

- ;; 9.2 Highlighting

+ ;; 12.2 Highlighting

'("alertenv" LaTeX-env-args

[TeX-arg-ltx-talk-overlay-spec])

- ;; 9.5 Splitting a frame into multiple columns

+ ;; 12.5 Splitting a frame into multiple columns

`("columns" LaTeX-env-args

[TeX-arg-ltx-talk-overlay-spec "Action spec"]

[TeX-arg-key-val (lambda ()

@@ -221,7 +242,7 @@ Optional MACRO can be a string, for example, \"bibitem\"."

["Placement"]

TeX-arg-length) )

- ;; 7.4 Environments with overlay specifications

+ ;; 10.4 Environments with overlay specifications

(let ((envs '("onlyenv" "invisibleenv" "uncoverenv" "visibleenv"))

result)

(dolist (env envs)

@@ -293,10 +314,12 @@ Optional MACRO can be a string, for example, \"bibitem\"."

(font-latex-add-keywords '(("includegraphics" "*<[[{")

("label" "<{")

("hyperlink" "<{{<")

- ("hypertarget" "<{{"))

+ ("hypertarget" "<{{")

+ ("footnote" "<[{"))

'reference)

- (font-latex-add-keywords '(("pause" "[")

- ("maketitle" "["))

+ (font-latex-add-keywords '(("pause" "[")

+ ("maketitle" "[")

+ ("reuseframe" "<[{"))

'function)))

TeX-dialect)