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1 ;;; w3-style.el --- Emacs-W3 binding style sheet mechanism
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2 ;; Author: wmperry
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3 ;; Created: 1997/01/17 14:27:39
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4 ;; Version: 1.25
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5 ;; Keywords: faces, 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 ;;; Copyright (c) 1996, 1997 Free Software Foundation, Inc.
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10 ;;;
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11 ;;; This file is part of GNU Emacs.
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12 ;;;
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13 ;;; GNU Emacs is free software; you can redistribute it and/or modify
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14 ;;; it under the terms of the GNU General Public License as published by
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15 ;;; the Free Software Foundation; either version 2, or (at your option)
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16 ;;; any later version.
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17 ;;;
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18 ;;; GNU Emacs is distributed in the hope that it will be useful,
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19 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 ;;; GNU General Public License for more details.
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22 ;;;
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23 ;;; You should have received a copy of the GNU General Public License
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24 ;;; along with GNU Emacs; see the file COPYING. If not, write to the
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25 ;;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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26 ;;; Boston, MA 02111-1307, USA.
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27 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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28
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29 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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30 ;;; A style sheet mechanism for emacs-w3
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31 ;;;
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32 ;;; This will eventually be able to under DSSSL[-lite] as well as the
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33 ;;; experimental W3C mechanism
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34 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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35 (require 'font)
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36 (require 'w3-keyword)
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37 (require 'cl)
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38 (require 'css)
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39
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40
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41
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42 (defun w3-handle-style (&optional plist)
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43 (let ((url (or (plist-get plist 'href)
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44 (plist-get plist 'src)
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45 (plist-get plist 'uri)))
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46 (media (intern (downcase (or (plist-get plist 'media) "all"))))
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47 (type (downcase (or (plist-get plist 'notation) "text/css")))
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48 (url-working-buffer " *style*")
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49 (stylesheet nil)
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50 (defines nil)
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51 (cur-sheet w3-current-stylesheet)
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52 (string (plist-get plist 'data)))
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53 (if (not (memq media (css-active-device-types)))
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54 nil ; Not applicable to us!
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55 (save-excursion
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56 (set-buffer (get-buffer-create url-working-buffer))
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57 (erase-buffer)
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58 (setq url-be-asynchronous nil)
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59 (cond
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60 ((member type '("experimental" "arena" "w3c-style" "css" "text/css"))
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61 (setq stylesheet (css-parse url string cur-sheet)))
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62 (t
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63 (w3-warn 'html "Unknown stylesheet notation: %s" type))))
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64 (setq w3-current-stylesheet stylesheet))))
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65
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66 (defun w3-display-stylesheet (&optional sheet)
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67 (interactive)
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68 (if (not sheet) (setq sheet w3-current-stylesheet))
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69 (css-display sheet))
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70
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71 (provide 'w3-style)
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