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lang/latex: refactor default viewer resolution

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And add evince to list of auto-detected viewers.

This should fix an issue where preview-pane was used regardless of what
viewer(s) were available.
This commit is contained in:
Henrik Lissner 2019-08-27 00:11:52 -04:00
parent a9b5640d1f
commit 3fae411918
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GPG key ID: 5F6C0EA160557395
2 changed files with 36 additions and 34 deletions
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68
modules/lang/latex/+viewers.el
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@ -1,43 +1,45 @@
;;; lang/latex/+viewers.el -*- lexical-binding: t; -*- ;;; lang/latex/+viewers.el -*- lexical-binding: t; -*-
(catch 'found-viewer ;; fall back pdf previewing to latex-preview-pane
(dolist (viewer +latex-viewers) (add-to-list 'TeX-view-program-selection '(output-pdf "preview-pane") 'append)
(if (pcase viewer (add-to-list 'TeX-view-program-list '("preview-pane" latex-preview-pane-mode))
(`skim
(when (and IS-MAC
(file-exists-p! (or "/Applications/Skim.app"
"~/Applications/Skim.app")))
(add-to-list 'TeX-view-program-selection '(output-pdf "Skim"))))
(`sumatrapdf
(when (and IS-WINDOWS
(executable-find "SumatraPDF"))
(add-to-list 'TeX-view-program-selection '(output-pdf "SumatraPDF"))))
(`okular (dolist (viewer +latex-viewers)
(when (executable-find "okular") (pcase viewer
;; Configure Okular as viewer. Including a bug fix (`skim
;; (https://bugs.kde.org/show_bug.cgi?id=373855) (when (and IS-MAC
(add-to-list 'TeX-view-program-list '("Okular" ("okular --unique file:%o" (mode-io-correlate "#src:%n%a")))) (file-exists-p! (or "/Applications/Skim.app"
(add-to-list 'TeX-view-program-selection '(output-pdf "Okular")))) "~/Applications/Skim.app")))
(add-to-list 'TeX-view-program-selection '(output-pdf "Skim"))))
(`zathura (`sumatrapdf
(when (executable-find "zathura") (when (and IS-WINDOWS
(add-to-list 'TeX-view-program-selection '(output-pdf "Zathura")))) (executable-find "SumatraPDF"))
(add-to-list 'TeX-view-program-selection '(output-pdf "SumatraPDF"))))
(`pdf-tools (`okular
(when (featurep! :tools pdf) (when (executable-find "okular")
(add-to-list 'TeX-view-program-selection '(output-pdf "PDF Tools")) ;; Configure Okular as viewer. Including a bug fix
(when IS-MAC ;; (https://bugs.kde.org/show_bug.cgi?id=373855)
;; PDF Tools isn't in `TeX-view-program-list-builtin' on macs (add-to-list 'TeX-view-program-list '("Okular" ("okular --unique file:%o" (mode-io-correlate "#src:%n%a"))))
(add-to-list 'TeX-view-program-list '("PDF Tools" TeX-pdf-tools-sync-view))) (add-to-list 'TeX-view-program-selection '(output-pdf "Okular"))))
;; Update PDF buffers after successful LaTeX runs
(add-hook 'TeX-after-compilation-finished-function #'TeX-revert-document-buffer))))
(throw 'found-viewer t))) (`zathura
(when (executable-find "zathura")
(add-to-list 'TeX-view-program-selection '(output-pdf "Zathura"))))
;; fall back to latex-preview-pane (`evince
(add-to-list 'TeX-view-program-list '("preview-pane" latex-preview-pane-mode)) (when (executable-find "evince")
(add-to-list 'TeX-view-program-selection '(output-pdf "preview-pane"))) (add-to-list 'TeX-view-program-selection '(output-pdf "Evince"))))
(`pdf-tools
(when (featurep! :tools pdf)
(add-to-list 'TeX-view-program-selection '(output-pdf "PDF Tools"))
(when IS-MAC
;; PDF Tools isn't in `TeX-view-program-list-builtin' on macs
(add-to-list 'TeX-view-program-list '("PDF Tools" TeX-pdf-tools-sync-view)))
;; Update PDF buffers after successful LaTeX runs
(add-hook 'TeX-after-compilation-finished-function #'TeX-revert-document-buffer)))))
(after! latex-preview-pane (after! latex-preview-pane

2
modules/lang/latex/config.el
View file

@ -11,7 +11,7 @@
enabling unicode symbols in math regions. This requires the unicode-math latex enabling unicode symbols in math regions. This requires the unicode-math latex
package to be installed.") package to be installed.")
(defvar +latex-viewers `(skim sumatrapdf zathura okular pdf-tools) (defvar +latex-viewers '(skim evince sumatrapdf zathura okular pdf-tools)
"A list of enabled latex viewers to use, in this order. If they don't exist, "A list of enabled latex viewers to use, in this order. If they don't exist,
they will be ignored. Recognized viewers are skim, zathura, okular and they will be ignored. Recognized viewers are skim, zathura, okular and
pdf-tools. pdf-tools.