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1 ;;; w3-mule.el --- MULE 18/19 specific functions for emacs-w3
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2 ;; Author: wmperry
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3 ;; Created: 1996/06/30 18:09:59
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4 ;; Version: 1.2
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5 ;; Keywords: faces, help, i18n, mouse, hypermedia
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6
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7 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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8 ;;; Copyright (c) 1993 - 1996 by William M. Perry (wmperry@cs.indiana.edu)
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9 ;;;
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10 ;;; This file is part of GNU Emacs.
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11 ;;;
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12 ;;; GNU Emacs is free software; you can redistribute it and/or modify
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13 ;;; it under the terms of the GNU General Public License as published by
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14 ;;; the Free Software Foundation; either version 2, or (at your option)
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15 ;;; any later version.
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16 ;;;
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17 ;;; GNU Emacs is distributed in the hope that it will be useful,
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18 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 ;;; GNU General Public License for more details.
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21 ;;;
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22 ;;; You should have received a copy of the GNU General Public License
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23 ;;; along with GNU Emacs; see the file COPYING. If not, write to
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24 ;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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26
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27 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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28 ;;; Printing a mule buffer as postscript. Requires m2ps
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29 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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30 (defun w3-m2ps-buffer (&optional buffer)
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31 "Print a buffer by passing it through m2ps and lpr."
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32 (or buffer (setq buffer (current-buffer)))
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33 (let ((x (save-excursion (set-buffer buffer) tab-width)))
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34 (save-excursion
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35 (set-buffer (get-buffer-create " *mule-print*"))
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36 (erase-buffer)
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37 (insert-buffer buffer)
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38 (if (/= x tab-width)
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39 (progn
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40 (setq tab-width x)
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41 (message "Converting tabs")
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42 (untabify (point-min) (point-max))))
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43 (setq file-coding-system *internal*)
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44 (shell-command-on-region (point-min) (point-max)
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45 "m2ps | lpr" t))))
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46
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47 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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48 ;;; Multi-Lingual Emacs (MULE) Specific Functions
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49 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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50 (defvar attributed-region nil
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51 "Bogus definition to get rid of compile-time warnings.")
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52
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53 (defun w3-inhibit-code-conversion (proc buf)
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54 "Inhibit Mule's subprocess PROC from code converting in BUF."
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55 (save-excursion
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56 (set-buffer buf)
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57 (setq mc-flag nil))
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58 (set-process-coding-system proc *noconv* *noconv*))
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59
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60 (defvar w3-mime-list-for-code-conversion
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61 '("text/plain" "text/html")
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62 "List of MIME types that require Mules' code conversion.")
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63 (make-variable-buffer-local 'w3-mime-list-for-code-conversion)
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64
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65 (defun w3-convert-code-for-mule (mmtype)
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66 "Convert current data into the appropriate coding system"
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67 (and (or (not mmtype) (member mmtype w3-mime-list-for-code-conversion))
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68 (let* ((c (code-detect-region (point-min) (point-max)))
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69 (code (or (and (listp c) (car c)) c)))
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70 (setq mc-flag t)
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71 (code-convert-region (point-min) (point-max) code *internal*)
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72 (set-file-coding-system code))))
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73
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74 (provide 'w3-mule)
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