code.delx.au - gnu-emacs-elpa/blob - packages/auctex-11.86/style/alphanum.el

   1 ;;; alphanum.el --- AUCTeX style for `alphanum.sty'
   2
   3 ;; Copyright (C) 2004 Free Software Foundation, Inc.
   4
   5 ;; Author: Frank Küster <frank@kuesterei.ch>
   6 ;; Maintainer: auctex-devel@gnu.org
   7 ;; Keywords: tex
   8
   9 ;; This file is part of AUCTeX.
  10
  11 ;; AUCTeX is free software; you can redistribute it and/or modify it
  12 ;; under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation; either version 3, or (at your option)
  14 ;; any later version.
  15
  16 ;; AUCTeX is distributed in the hope that it will be useful, but
  17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19 ;; General Public License for more details.
  20
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with AUCTeX; see the file COPYING.  If not, write to the Free
  23 ;; Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  24 ;; 02110-1301, USA.
  25
  26 ;;; Commentary:
  27
  28 ;; This is file alphanum.el, which makes AUCTeX usable with jura.cls
  29 ;; and its style file alphanum.sty.
  30 ;;
  31 ;; Contributed by Frank Küster <frank@kuesterei.ch>. The code for
  32 ;; reftex has been written by Carsten Dominik, the maintainer of
  33 ;; reftex, but all the errors are mine.
  34
  35 ;;; Code:
  36
  37
  38 (defun TeX-arg-none (arg)
  39   (insert " "))
  40
  41 (defun reftex-get-section-level-alphanum ()
  42   (save-excursion                       ; preserve position
  43     (save-match-data             ; preserve matching data (important!)
  44       ;; Go back to the beginning of the sectioning command
  45       (goto-char (match-beginning 0))
  46       ;; Define an initial level number, depending on the current macro.
  47       (let* ((macro (reftex-match-string 3))      ; "toc" or "sub"
  48              (lev (cond ((string= macro "toc") 1) ; min level for "toc"
  49                         ((string= macro "sub") 2) ; min level for "sub"
  50                         (t 0)))
  51              ;; Make a regular expression which will match sectioning commands
  52              ;; and the levelup macro.
  53              (re (concat "\\(^[^%]*\\\\levelup\\>\\)"
  54                          "\\|"
  55                          "\\(" reftex-section-regexp "\\)")))
  56         ;; Now parse backwards for all sectioning and levelup macros,
  57         ;; and keep track of the relative level changes.
  58         (while (re-search-backward re nil t)
  59           (cond
  60            ((match-beginning 1)
  61             ;; levelup matched, reduce level counter
  62             (setq lev (1- lev)))
  63            ((string= (reftex-match-string 4) "toc")
  64             ;; a toc entry, nothing changes
  65             )
  66            ((string= (reftex-match-string 4) "sub")
  67             ;; a sub entry, increase level counter
  68             (setq lev (1+ lev)))))
  69         ;; return the level
  70         lev))))
  71
  72 (TeX-add-style-hook
  73  "alphanum"
  74  (lambda ()
  75    (LaTeX-largest-level-set "chapter")
  76    (TeX-add-symbols '("levelup" TeX-arg-none))
  77    (make-local-variable 'LaTeX-section-list)
  78    (LaTeX-section-list-add-locally
  79     '(("part" 0)
  80       ;; the levels don't make sense with alphanum, I randomly chose 0...
  81       ("toc" 0)
  82       ("sub" 0)) t)
  83    (setq LaTeX-section-label
  84          '(("part" . "part:")
  85            ("toc" . "sec:")
  86            ("sub" . "sec:")))
  87    ;;
  88    ;; ****************** reftex part ******************
  89    ;; this won't work in multifile documents, but at least there is
  90    ;; something.
  91
  92    (if (fboundp 'reftex-add-section-levels)
  93        (reftex-add-section-levels
  94         '(("toc" .  reftex-get-section-level-alphanum)
  95           ("sub" .  reftex-get-section-level-alphanum))))))
  96
  97 ;; Local Variables:
  98 ;; coding: iso-8859-1
  99 ;; End: