106 lines
3.7 KiB
EmacsLisp
106 lines
3.7 KiB
EmacsLisp
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;;; alphanum.el --- AUCTeX style for `alphanum.sty' -*- lexical-binding: t; -*-
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;; Copyright (C) 2004, 2018, 2020 Free Software Foundation, Inc.
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;; Author: Frank Küster <frank@kuesterei.ch>
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;; Maintainer: auctex-devel@gnu.org
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;; Keywords: tex
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;; This file is part of AUCTeX.
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;; AUCTeX is free software; you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3, or (at your option)
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;; any later version.
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;; AUCTeX is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with AUCTeX; see the file COPYING. If not, write to the Free
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;; Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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;; 02110-1301, USA.
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;;; Commentary:
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;; This is file alphanum.el, which makes AUCTeX usable with jura.cls
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;; and its style file alphanum.sty.
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;;
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;; Contributed by Frank Küster <frank@kuesterei.ch>. The code for
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;; reftex has been written by Carsten Dominik, the maintainer of
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;; reftex, but all the errors are mine.
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;;; Code:
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(require 'tex)
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(require 'latex)
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;; Silence the compiler:
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(declare-function reftex-match-string "reftex" (n))
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(defvar reftex-section-regexp)
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(defun reftex-get-section-level-alphanum ()
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(save-excursion ; preserve position
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(save-match-data ; preserve matching data (important!)
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;; Go back to the beginning of the sectioning command
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(goto-char (match-beginning 0))
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;; Define an initial level number, depending on the current macro.
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(let* ((macro (reftex-match-string 3)) ; "toc" or "sub"
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(lev (cond ((string= macro "toc") 1) ; min level for "toc"
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((string= macro "sub") 2) ; min level for "sub"
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(t 0)))
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;; Make a regular expression which will match sectioning commands
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;; and the levelup macro.
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(re (concat "\\(^[^%]*\\\\levelup\\>\\)"
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"\\|"
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"\\(" reftex-section-regexp "\\)")))
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;; Now parse backwards for all sectioning and levelup macros,
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;; and keep track of the relative level changes.
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(while (re-search-backward re nil t)
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(cond
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((match-beginning 1)
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;; levelup matched, reduce level counter
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(setq lev (1- lev)))
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((string= (reftex-match-string 4) "toc")
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;; a toc entry, nothing changes
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)
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((string= (reftex-match-string 4) "sub")
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;; a sub entry, increase level counter
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(setq lev (1+ lev)))))
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;; return the level
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lev))))
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(TeX-add-style-hook
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"alphanum"
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(lambda ()
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(LaTeX-largest-level-set "chapter")
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(TeX-add-symbols
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'("levelup" (TeX-arg-literal " ")))
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(make-local-variable 'LaTeX-section-list)
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(LaTeX-section-list-add-locally
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'(("part" 0)
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;; the levels don't make sense with alphanum, I randomly chose 0...
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("toc" 0)
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("sub" 0))
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t)
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(setq LaTeX-section-label
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'(("part" . "part:")
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("toc" . "sec:")
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("sub" . "sec:")))
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;;
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;; ****************** reftex part ******************
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;; this won't work in multifile documents, but at least there is
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;; something.
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(if (fboundp 'reftex-add-section-levels)
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(reftex-add-section-levels
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'(("toc" . reftex-get-section-level-alphanum)
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("sub" . reftex-get-section-level-alphanum)))))
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TeX-dialect)
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;; Local Variables:
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;; coding: utf-8
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;; End:
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