1 ;;; wl-highlight.el -- Hilight modules for Wanderlust.
3 ;; Copyright 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
5 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
6 ;; Keywords: mail, net news
7 ;; Time-stamp: <00/03/05 00:59:10 teranisi>
9 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
11 ;; This program is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; This program is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
33 (if (and (featurep 'xemacs)
37 (provide 'wl-highlight)
45 (defun-maybe extent-begin-glyph (a))
46 (defun-maybe delete-extent (a))
47 (defun-maybe make-extent (a b))
48 (defun-maybe set-extent-begin-glyph (a b))
49 (defun-maybe set-extent-end-glyph (a b))
50 (defun-maybe extent-at (a b c d e))
51 (defun-maybe wl-dnd-set-drop-target (a b))
52 (defun-maybe wl-dnd-set-drag-starter (a b)))
54 (put 'wl-defface 'lisp-indent-function 'defun)
56 (defgroup wl-faces nil
58 :prefix "wl-highlight-"
62 (defgroup wl-summary-faces nil
63 "Wanderlust, Faces of summary buffer."
64 :prefix "wl-highlight-"
68 (defgroup wl-folder-faces nil
69 "Wanderlust, Faces of folder buffer."
70 :prefix "wl-highlight-"
74 (defgroup wl-message-faces nil
75 "Wanderlust, Faces of message buffer."
76 :prefix "wl-highlight-"
79 ;; for message header and signature
81 (wl-defface wl-highlight-message-headers
88 (:foreground "gray" :bold t))
91 (:foreground "gray50" :bold t)))
92 "Face used for displaying header names."
93 :group 'wl-message-faces
96 (wl-defface wl-highlight-message-header-contents
100 (:foreground "green"))
103 (:foreground "LightSkyBlue" :bold t))
106 (:foreground "purple" :bold t)))
107 "Face used for displaying header content."
108 :group 'wl-message-faces
111 (wl-defface wl-highlight-message-important-header-contents
115 (:foreground "yellow"))
118 (:foreground "yellow" :bold t))
121 (:foreground "brown" :bold t)))
122 "Face used for displaying contents of special headers."
123 :group 'wl-message-faces
126 (wl-defface wl-highlight-message-important-header-contents2
133 (:foreground "orange" :bold t))
136 (:foreground "DarkSlateBlue" :bold t)))
137 "Face used for displaying contents of special headers."
138 :group 'wl-message-faces
141 (wl-defface wl-highlight-message-citation-header
145 (:foreground "cyan"))
148 (:foreground "SkyBlue"))
151 (:foreground "DarkGreen")))
152 "Face used for displaying header of quoted texts."
153 :group 'wl-message-faces
156 (wl-defface wl-highlight-message-unimportant-header-contents
160 (:foreground "green"))
163 (:foreground "GreenYellow" :bold t))
166 (:foreground "DarkGreen" :bold t)))
167 "Face used for displaying contents of unimportant headers."
168 :group 'wl-message-faces
171 (wl-defface wl-highlight-message-signature
174 (:foreground "khaki"))
177 (:foreground "DarkSlateBlue")))
178 "Face used for displaying signature."
179 :group 'wl-message-faces
184 (wl-defface wl-highlight-header-separator-face
188 (:foreground "black" :background "yellow"))
190 (:foreground "Black" :background "DarkKhaki")))
191 "Face used for displaying header separator."
195 ;; important messages
197 (wl-defface wl-highlight-summary-important-face
201 (:foreground "magenta"))
204 (:foreground "orange"))
207 (:foreground "purple")))
208 "Face used for displaying important messages."
209 :group 'wl-summary-faces
212 (wl-defface wl-highlight-summary-new-face
219 (:foreground "tomato"))
222 (:foreground "tomato")))
223 "Face used for displaying new messages."
224 :group 'wl-summary-faces
227 (wl-defface wl-highlight-summary-displaying-face
229 (:underline t :bold t)))
230 "Face used for displaying message."
231 :group 'wl-summary-faces
234 (wl-defface wl-highlight-thread-indent-face
236 (:foreground "gray40")))
237 "Face used for displaying indented thread."
238 :group 'wl-summary-faces
241 ;; unimportant messages
243 (wl-defface wl-highlight-summary-unread-face
247 (:foreground "cyan"))
250 (:foreground "LightSkyBlue"))
253 (:foreground "RoyalBlue")))
254 "Face used for displaying unread messages."
255 :group 'wl-summary-faces
258 (wl-defface wl-highlight-summary-deleted-face
262 (:foreground "blue"))
265 (:foreground "gray"))
268 (:foreground "DarkKhaki")))
269 "Face used for displaying messages mark as deleted."
270 :group 'wl-summary-faces
273 (wl-defface wl-highlight-summary-refiled-face
277 (:foreground "blue"))
280 (:foreground "blue"))
283 (:foreground "firebrick")))
284 "Face used for displaying messages mark as refiled."
285 :group 'wl-summary-faces
288 (wl-defface wl-highlight-summary-copied-face
292 (:foreground "blue"))
295 (:foreground "cyan"))
298 (:foreground "blue")))
299 "Face used for displaying messages mark as copied."
300 :group 'wl-summary-faces
304 (wl-defface wl-highlight-summary-temp-face
308 (:foreground "gold"))
310 (:foreground "HotPink1")))
311 "Face used for displaying messages mark as temp."
312 :group 'wl-summary-faces
315 (wl-defface wl-highlight-summary-target-face
319 (:foreground "gold"))
321 (:foreground "HotPink1")))
322 "Face used for displaying messages mark as target."
323 :group 'wl-summary-faces
326 (wl-defface wl-highlight-summary-low-read-face
330 (:foreground "yellow" :italic t))
333 (:foreground "PaleGreen" :italic t))
336 (:foreground "Green3" :italic t)))
337 "Face used for displaying low interest read messages."
338 :group 'wl-summary-faces
341 (wl-defface wl-highlight-summary-high-read-face
347 (:foreground "PaleGreen" :bold t))
350 (:foreground "SeaGreen" :bold t)))
351 "Face used for displaying high interest read messages."
352 :group 'wl-summary-faces
355 (wl-defface wl-highlight-summary-low-unread-face
359 (:foreground "cyan" :italic t))
362 (:foreground "LightSkyBlue" :italic t))
365 (:foreground "RoyalBlue" :italic t)))
366 "Face used for displaying low interest unread messages."
367 :group 'wl-summary-faces
370 (wl-defface wl-highlight-summary-high-unread-face
373 (:foreground "red" :bold t))
376 (:foreground "tomato" :bold t))
379 (:foreground "tomato" :bold t)))
380 "Face used for displaying high interest unread messages."
381 :group 'wl-summary-faces
386 (wl-defface wl-highlight-summary-thread-top-face
390 (:foreground "green"))
393 (:foreground "GreenYellow"))
396 (:foreground "green4")))
397 "Face used for displaying top thread message."
398 :group 'wl-summary-faces
401 (wl-defface wl-highlight-summary-normal-face
405 (:foreground "yellow"))
408 (:foreground "PaleGreen"))
411 (:foreground "SeaGreen")))
412 "Face used for displaying normal message."
413 :group 'wl-summary-faces
418 (wl-defface wl-highlight-folder-unknown-face
422 (:foreground "cyan"))
425 (:foreground "pink"))
428 (:foreground "RoyalBlue")))
429 "Face used for displaying unread folder."
430 :group 'wl-folder-faces
433 (wl-defface wl-highlight-folder-killed-face
437 (:foreground "gray"))
439 (:foreground "gray50")))
440 "Face used for displaying killed folder."
441 :group 'wl-folder-faces
444 (wl-defface wl-highlight-folder-zero-face
448 (:foreground "green"))
451 (:foreground "SkyBlue"))
454 (:foreground "BlueViolet")))
455 "Face used for displaying folder needs no sync."
456 :group 'wl-folder-faces
459 (wl-defface wl-highlight-folder-few-face
463 (:foreground "yellow"))
466 (:foreground "orange"))
469 (:foreground "OrangeRed3")))
470 "Face used for displaying folder contains few unsync messages."
471 :group 'wl-folder-faces
474 (wl-defface wl-highlight-folder-many-face
481 (:foreground "HotPink1"))
484 (:foreground "tomato")))
485 "Face used for displaying folder contains many unsync messages."
486 :group 'wl-folder-faces
489 (wl-defface wl-highlight-folder-unread-face
493 (:foreground "magenta"))
496 (:foreground "gold"))
499 (:foreground "MediumVioletRed")))
500 "Face used for displaying unread folder."
501 :group 'wl-folder-faces
504 (wl-defface wl-highlight-folder-opened-face
508 (:foreground "blue"))
511 (:foreground "PaleGreen"))
514 (:foreground "ForestGreen")))
515 "Face used for displaying opened group folder."
516 :group 'wl-folder-faces
519 (wl-defface wl-highlight-folder-closed-face
523 (:foreground "cyan"))
526 (:foreground "GreenYellow"))
529 (:foreground "DarkOliveGreen4")))
530 "Face used for displaying closed group folder."
531 :group 'wl-folder-faces
534 (wl-defface wl-highlight-folder-path-face
536 (:bold t :underline t)))
537 "Face used for displaying path."
538 :group 'wl-folder-faces
541 (wl-defface wl-highlight-demo-face
545 (:foreground "green"))
548 (:foreground "GreenYellow"))
551 (:foreground "blue2")))
552 "Face used for displaying demo."
555 (wl-defface wl-highlight-logo-face
559 (:foreground "cyan"))
562 (:foreground "SkyBlue"))
565 (:foreground "SteelBlue")))
566 "Face used for displaying demo."
569 (wl-defface wl-highlight-refile-destination-face
572 (:foreground "pink"))
575 (:foreground "red")))
576 "Face used for displaying refile destination."
577 :group 'wl-summary-faces
582 (wl-defface wl-highlight-message-cited-text-1
586 (:foreground "magenta"))
589 (:foreground "HotPink1"))
592 (:foreground "ForestGreen")))
593 "Face used for displaying quoted text from other messages."
594 :group 'wl-message-faces
597 (wl-defface wl-highlight-message-cited-text-2
601 (:foreground "blue"))
603 (:foreground "violet")))
604 "Face used for displaying quoted text from other messages."
605 :group 'wl-message-faces
608 (wl-defface wl-highlight-message-cited-text-3
612 (:foreground "cyan"))
614 (:foreground "orchid3")))
615 "Face used for displaying quoted text from other messages."
616 :group 'wl-message-faces
619 (wl-defface wl-highlight-message-cited-text-4
623 (:foreground "green"))
625 (:foreground "purple1")))
626 "Face used for displaying quoted text from other messages."
627 :group 'wl-message-faces
630 (wl-defface wl-highlight-message-cited-text-5
634 (:foreground "yellow"))
636 (:foreground "MediumPurple1")))
637 "Face used for displaying quoted text from other messages."
638 :group 'wl-message-faces
641 (wl-defface wl-highlight-message-cited-text-6
647 (:foreground "PaleVioletRed")))
648 "Face used for displaying quoted text from other messages."
649 :group 'wl-message-faces
652 (wl-defface wl-highlight-message-cited-text-7
656 (:foreground "magenta"))
658 (:foreground "LightPink")))
659 "Face used for displaying quoted text from other messages."
660 :group 'wl-message-faces
663 (wl-defface wl-highlight-message-cited-text-8
667 (:foreground "blue"))
669 (:foreground "salmon")))
670 "Face used for displaying quoted text from other messages."
671 :group 'wl-message-faces
674 (wl-defface wl-highlight-message-cited-text-9
678 (:foreground "cyan"))
680 (:foreground "SandyBrown")))
681 "Face used for displaying quoted text from other messages."
682 :group 'wl-message-faces
685 (wl-defface wl-highlight-message-cited-text-10
689 (:foreground "green"))
691 (:foreground "wheat")))
692 "Face used for displaying quoted text from other messages."
693 :group 'wl-message-faces
696 (defvar wl-highlight-folder-opened-regexp " *\\(\\[\\-\\]\\)")
697 (defvar wl-highlight-folder-closed-regexp " *\\(\\[\\+\\]\\)")
698 (defvar wl-highlight-folder-leaf-regexp "[ ]*\\([-%\\+]\\)\\(.*\\):.*$")
700 (defvar wl-highlight-summary-unread-regexp " *[0-9]+[^0-9]\\(!\\|U\\)")
701 (defvar wl-highlight-summary-important-regexp " *[0-9]+[^0-9]\\$")
702 (defvar wl-highlight-summary-new-regexp " *[0-9]+[^0-9]N")
703 (defvar wl-highlight-summary-deleted-regexp " *[0-9]+D")
704 (defvar wl-highlight-summary-refiled-regexp " *[0-9]+o")
705 (defvar wl-highlight-summary-copied-regexp " *[0-9]+O")
706 (defvar wl-highlight-summary-target-regexp " *[0-9]+\\*")
707 ;(defvar wl-highlight-summary-thread-top-regexp " *[0-9]+[^0-9][^0-9]../..\(.*\)..:.. \\[")
709 (defvar wl-highlight-citation-face-list
710 '(wl-highlight-message-cited-text-1
711 wl-highlight-message-cited-text-2
712 wl-highlight-message-cited-text-3
713 wl-highlight-message-cited-text-4
714 wl-highlight-message-cited-text-5
715 wl-highlight-message-cited-text-6
716 wl-highlight-message-cited-text-7
717 wl-highlight-message-cited-text-8
718 wl-highlight-message-cited-text-9
719 wl-highlight-message-cited-text-10))
721 (defmacro defun-hilit (name &rest everything-else)
722 "Define a function for highlight. Nemacs implementation is set as empty."
724 (` (defun (, name) nil nil))
725 (` (defun (, name) (,@ everything-else)))))
727 (defmacro defun-hilit2 (name &rest everything-else)
728 "Define a function for highlight w/o nemacs."
731 (` (defun (, name) (,@ everything-else)))))
733 (defun-hilit wl-highlight-summary-displaying ()
735 (wl-delete-all-overlays)
740 (save-excursion (end-of-line) (setq eol (point)))
741 (setq ov (make-overlay bol eol))
742 (overlay-put ov 'face 'wl-highlight-summary-displaying-face))))
744 (defun-hilit2 wl-highlight-folder-group-line (numbers)
745 (if wl-highlight-group-folder-by-numbers
746 (let (fsymbol bol eol)
749 (save-excursion (end-of-line) (setq eol (point)))
751 (let ((unsync (nth 0 numbers))
752 (unread (nth 1 numbers)))
753 (cond ((and unsync (eq unsync 0))
754 (if (and unread (> unread 0))
755 'wl-highlight-folder-unread-face
756 'wl-highlight-folder-zero-face))
758 (>= unsync wl-folder-many-unsync-threshold))
759 'wl-highlight-folder-many-face)
761 'wl-highlight-folder-few-face))))
762 (put-text-property bol eol 'face fsymbol))
763 (let ((highlights (list "opened" "closed"))
764 fregexp fsymbol bol eol matched type extent num type)
767 (save-excursion (end-of-line) (setq eol (point)))
770 (setq fregexp (symbol-value
771 (intern (format "wl-highlight-folder-%s-regexp"
773 (setq fsymbol (intern (format "wl-highlight-folder-%s-face"
775 (when (looking-at fregexp)
776 (put-text-property bol eol 'face fsymbol)
778 (throw 'highlighted nil))
779 (setq highlights (cdr highlights)))))))
781 (defun-hilit2 wl-highlight-summary-line-string (line mark temp-mark indent)
783 (cond ((and (string= temp-mark "+")
784 (member mark (list wl-summary-unread-cached-mark
785 wl-summary-unread-uncached-mark
786 wl-summary-new-mark)))
787 (setq fsymbol 'wl-highlight-summary-high-unread-face))
788 ((and (string= temp-mark "-")
789 (member mark (list wl-summary-unread-cached-mark
790 wl-summary-unread-uncached-mark
791 wl-summary-new-mark)))
792 (setq fsymbol 'wl-highlight-summary-low-unread-face))
793 ((string= temp-mark "o")
794 (setq fsymbol 'wl-highlight-summary-refiled-face))
795 ((string= temp-mark "O")
796 (setq fsymbol 'wl-highlight-summary-copied-face))
797 ((string= temp-mark "D")
798 (setq fsymbol 'wl-highlight-summary-deleted-face))
799 ((string= temp-mark "*")
800 (setq fsymbol 'wl-highlight-summary-temp-face))
801 ((string= mark wl-summary-new-mark)
802 (setq fsymbol 'wl-highlight-summary-new-face))
803 ((member mark (list wl-summary-unread-cached-mark
804 wl-summary-unread-uncached-mark))
805 (setq fsymbol 'wl-highlight-summary-unread-face))
806 ((or (string= mark wl-summary-important-mark))
807 (setq fsymbol 'wl-highlight-summary-important-face))
808 ((string= temp-mark "-")
809 (setq fsymbol 'wl-highlight-summary-low-read-face))
810 ((string= temp-mark "+")
811 (setq fsymbol 'wl-highlight-summary-high-read-face))
812 (t (if (= 0 (length indent))
813 (setq fsymbol 'wl-highlight-summary-thread-top-face)
814 (setq fsymbol 'wl-highlight-summary-normal-face))))
815 (put-text-property 0 (length line) 'face fsymbol line))
816 (if wl-use-highlight-mouse-line
817 (put-text-property 0 (length line) 'mouse-face 'highlight line)))
819 (defun-hilit2 wl-highlight-summary-current-line (&optional smark regexp temp-too)
822 (let ((inhibit-read-only t)
823 (case-fold-search nil) temp-mark status-mark
826 wl-summary-buffer-number-regexp
827 "\\(.\\)\\(.\\)../..\(.*\)..:.. \\("
828 wl-highlight-thread-indent-string-regexp
830 fregexp fsymbol bol eol matched thread-top looked-at)
833 (save-excursion (end-of-line) (setq eol (point)))
835 (setq status-mark smark)
836 (setq looked-at (looking-at sregexp))
837 (setq status-mark (buffer-substring (match-beginning 2)
841 (setq looked-at (looking-at sregexp)))
843 (setq temp-mark (buffer-substring (match-beginning 1)
846 ((string= temp-mark "*")
847 (setq fsymbol 'wl-highlight-summary-temp-face))
848 ((string= temp-mark "D")
849 (setq fsymbol 'wl-highlight-summary-deleted-face))
850 ((string= temp-mark "O")
851 (setq fsymbol 'wl-highlight-summary-copied-face))
852 ((string= temp-mark "o")
853 (setq fsymbol 'wl-highlight-summary-refiled-face)))))
856 ((and (string= temp-mark "+")
857 (member status-mark (list wl-summary-unread-cached-mark
858 wl-summary-unread-uncached-mark
859 wl-summary-new-mark)))
860 (setq fsymbol 'wl-highlight-summary-high-unread-face))
861 ((and (string= temp-mark "-")
862 (member status-mark (list wl-summary-unread-cached-mark
863 wl-summary-unread-uncached-mark
864 wl-summary-new-mark)))
865 (setq fsymbol 'wl-highlight-summary-low-unread-face))
866 ((string= status-mark wl-summary-new-mark)
867 (setq fsymbol 'wl-highlight-summary-new-face))
868 ((member status-mark (list wl-summary-unread-cached-mark
869 wl-summary-unread-uncached-mark))
870 (setq fsymbol 'wl-highlight-summary-unread-face))
871 ((string= status-mark wl-summary-important-mark)
872 (setq fsymbol 'wl-highlight-summary-important-face))
874 ((string= temp-mark "-")
875 (setq fsymbol 'wl-highlight-summary-low-read-face))
876 ((string= temp-mark "+")
877 (setq fsymbol 'wl-highlight-summary-high-read-face))
879 (t (if (and looked-at
880 (string= (buffer-substring
883 (setq fsymbol 'wl-highlight-summary-thread-top-face)
884 (setq fsymbol 'wl-highlight-summary-normal-face)))))
885 (put-text-property bol eol 'face fsymbol)
886 (if wl-use-highlight-mouse-line
887 (put-text-property bol;(1- (match-end 0))
888 eol 'mouse-face 'highlight))
889 ; (put-text-property (match-beginning 3) (match-end 3)
890 ; 'face 'wl-highlight-thread-indent-face)
893 (wl-dnd-set-drag-starter bol eol)))))
895 (defun-hilit2 wl-highlight-folder (start end)
896 "Highlight folder between start and end.
898 wl-highlight-folder-unknown-face unread messages
899 wl-highlight-folder-zero-face folder needs no sync
900 wl-highlight-folder-few-face folder contains few unsync messages
901 wl-highlight-folder-many-face folder contains many unsync messages
902 wl-highlight-folder-opened-face opened group folder
903 wl-highlight-folder-closed-face closed group folder
906 wl-highlight-folder-opened-regexp matches opened group folder
907 wl-highlight-folder-closed-regexp matches closed group folder
911 (let ((s start)) (setq start end end s)))
912 (let* ((lines (count-lines start end))
918 (narrow-to-region start end)
922 (wl-highlight-folder-current-line)
923 (forward-line 1)))))))
925 (if (not wl-on-nemacs)
926 (defsubst wl-delete-all-overlays ()
929 (overlays-in (point-min) (point-max)))))
931 (defun-hilit2 wl-highlight-folder-path (folder-path)
932 "Highlight current folder path...overlay"
934 (wl-delete-all-overlays)
935 (let ((fp folder-path) ov)
936 (goto-char (point-min))
940 (or (looking-at "^[ ]*\\[[\\+-]\\]\\(.+\\):.*\n")
941 (looking-at "^[ ]*\\([^ \\[].+\\):.*\n"))
943 (get-text-property (point) 'wl-folder-entity-id)
946 (setq ov (make-overlay
949 (setq wl-folder-buffer-cur-point (point))
950 (overlay-put ov 'face 'wl-highlight-folder-path-face))
953 (defun-hilit2 wl-highlight-refile-destination-string (string)
954 (put-text-property 0 (length string) 'face
955 'wl-highlight-refile-destination-face
958 (defun-hilit wl-highlight-summary-all ()
961 (wl-highlight-summary (point-min)(point-max)))
963 (defun-hilit2 wl-highlight-summary (start end)
964 "Highlight summary between start and end.
966 wl-highlight-summary-unread-face unread messages
967 wl-highlight-summary-important-face important messages
968 wl-highlight-summary-deleted-face messages mark as deleted
969 wl-highlight-summary-refiled-face messages mark as refiled
970 wl-highlight-summary-copied-face messages mark as copied
971 wl-highlight-summary-new-face new messages
974 wl-highlight-summary-unread-regexp matches unread messages
975 wl-highlight-summary-important-regexp matches important messages
976 wl-highlight-summary-deleted-regexp matches messages mark as deleted
977 wl-highlight-summary-refiled-regexp matches messages mark as refiled
978 wl-highlight-summary-copied-regexp matches messages mark as copied
979 wl-highlight-summary-new-regexp matches new messages
981 If HACK-SIG is true,then we search backward from END for something that
982 looks like the beginning of a signature block, and don't consider that a
983 part of the message (this is because signatures are often incorrectly
984 interpreted as cited text.)"
986 (let ((s start)) (setq start end end s)))
987 (let* ((lines (count-lines start end))
988 (too-big (and wl-highlight-max-summary-lines
989 (> lines wl-highlight-max-summary-lines)))
996 (narrow-to-region start end)
1002 (wl-highlight-summary-current-line nil nil wl-summary-scored)
1004 (setq percent (/ (* i 100) lines))
1005 (if (eq (% percent 5) 0)
1006 (elmo-display-progress
1007 'wl-highlight-summary "Highlighting..."
1010 (message "Highlighting...done.")))))))
1012 (defun wl-highlight-headers ()
1013 (let ((beg (point-min))
1014 (end (or (save-excursion (re-search-forward "^$" nil t))
1016 (wl-highlight-message beg end nil)
1017 (and wl-highlight-x-face-func
1018 (funcall wl-highlight-x-face-func beg end))
1019 (run-hooks 'wl-highlight-headers-hook)))
1021 (defun wl-highlight-body-all ()
1022 (wl-highlight-message (point-min) (point-max) t t))
1024 (defun-hilit wl-highlight-body ()
1025 (let ((beg (or (save-excursion (goto-char (point-min))
1026 (re-search-forward "^$" nil t))
1029 (wl-highlight-message beg end t)))
1031 (defun-hilit2 wl-highlight-body-region (beg end)
1032 (wl-highlight-message beg end t t))
1034 (defun wl-highlight-signature-search-simple (beg end)
1035 "Search signature area in the body message between beg and end.
1036 Returns start point of signature."
1039 (if (re-search-backward "\n--+ *\n" beg t)
1040 (if (eq (char-after (point)) ?\n)
1045 (defun wl-highlight-signature-search (beg end)
1046 "Search signature area in the body message between beg and end.
1047 Returns start point of signature."
1051 ;; look for legal signature separator (check at first for fasten)
1052 (re-search-backward "\n-- \n" beg t)
1054 ;; look for dual separator
1057 (re-search-backward "^[^A-Za-z0-9> \t\n]+ *$" beg t)
1058 (> (- (match-end 0) (match-beginning 0)) 10);; "10" is a magic number.
1061 (regexp-quote (buffer-substring (match-beginning 0) (match-end 0)))
1064 ;; look for user specified signature-separator
1065 (if (stringp wl-highlight-signature-separator)
1066 (re-search-backward wl-highlight-signature-separator nil t);; case one string
1067 (let ((sep wl-highlight-signature-separator)) ;; case list
1069 (not (re-search-backward (car sep) beg t)))
1070 (setq sep (cdr sep)))
1071 (point))) ;; if no separator found, returns end.
1074 (defun-hilit2 wl-highlight-message (start end hack-sig &optional body-only)
1075 "Highlight message headers between start and end.
1077 wl-highlight-message-headers the part before the colon
1078 wl-highlight-message-header-contents the part after the colon
1079 wl-highlight-message-important-header-contents contents of \"special\"
1081 wl-highlight-message-important-header-contents2 contents of \"special\"
1083 wl-highlight-message-unimportant-header-contents contents of unimportant
1085 wl-highlight-message-cited-text quoted text from other
1087 wl-highlight-message-citation-header header of quoted texts
1088 wl-highlight-message-signature signature
1091 wl-highlight-important-header-regexp what makes a \"special\" header
1092 wl-highlight-important-header2-regexp what makes a \"special\" header
1093 wl-highlight-unimportant-header-regexp what makes a \"special\" header
1094 wl-highlight-citation-prefix-regexp matches lines of quoted text
1095 wl-highlight-citation-header-regexp matches headers for quoted text
1097 If HACK-SIG is true,then we search backward from END for something that
1098 looks like the beginning of a signature block, and don't consider that a
1099 part of the message (this is because signatures are often incorrectly
1100 interpreted as cited text.)"
1102 (let ((s start)) (setq start end end s)))
1103 (let* ((too-big (and wl-highlight-max-message-size
1105 wl-highlight-max-message-size)))
1112 ;; take off signature
1113 (if (and hack-sig (not too-big))
1114 (setq end (funcall wl-highlight-signature-search-func
1115 (- end wl-max-signature-size) end)))
1117 (put-text-property end (point-max)
1118 'face 'wl-highlight-message-signature))
1119 (narrow-to-region start end)
1122 ;; narrow down to just the headers...
1124 ;; If this search fails then the narrowing performed above
1126 (if (re-search-forward (format
1128 (regexp-quote mail-header-separator)) nil t)
1129 (narrow-to-region (point-min) (point)))
1131 (while (and (not body-only)
1134 ((looking-at "^\\([^ \t\n:]+[ \t]*:\\) *\\(.*\\(\n[ \t].*\\)*\n\\)")
1135 (setq hend (match-end 0))
1136 (put-text-property (match-beginning 1) (match-end 1)
1137 'face 'wl-highlight-message-headers)
1138 (setq p (match-end 1))
1141 (let ((regexp-alist wl-highlight-message-header-alist))
1143 (when (save-match-data
1144 (looking-at (caar regexp-alist)))
1146 (match-beginning 2) (match-end 2)
1148 (cdar regexp-alist))
1150 (setq regexp-alist (cdr regexp-alist)))
1151 (throw 'match nil))))
1154 (match-beginning 2) (match-end 2)
1155 'face 'wl-highlight-message-header-contents)))
1157 ((looking-at mail-header-separator)
1158 (put-text-property (match-beginning 0) (match-end 0)
1159 'face 'wl-highlight-header-separator-face)
1160 (goto-char (match-end 0)))
1161 ;; ignore non-header field name lines
1162 (t (forward-line 1)))))
1163 ;; now do the body, unless it's too big....
1166 (let (prefix prefix-face-alist pair end)
1169 ((null wl-highlight-force-citation-header-regexp)
1171 ((looking-at wl-highlight-force-citation-header-regexp)
1172 (setq current 'wl-highlight-message-citation-header)
1173 (setq end (match-end 0)))
1174 ((null wl-highlight-citation-prefix-regexp)
1176 ((looking-at wl-highlight-citation-prefix-regexp)
1177 (setq prefix (buffer-substring (point)
1179 (setq pair (assoc prefix prefix-face-alist))
1181 (setq prefix-face-alist
1182 (append prefix-face-alist
1188 (% (length prefix-face-alist)
1190 wl-highlight-citation-face-list))
1191 wl-highlight-citation-face-list)))))))
1192 (unless wl-highlight-highlight-citation-too
1193 (goto-char (match-end 0)))
1194 (setq current (cdr pair)))
1195 ((null wl-highlight-citation-header-regexp)
1197 ((looking-at wl-highlight-citation-header-regexp)
1198 (setq current 'wl-highlight-message-citation-header)
1199 (setq end (match-end 0)))
1200 (t (setq current nil)))
1203 (forward-line 1) ; this is to put the \n in the face too
1204 (let ();(inhibit-read-only t))
1205 (put-text-property p (or end (point))
1210 (run-hooks 'wl-highlight-message-hook))))))
1213 ;; highlight-mouse-line for folder mode
1215 (defun wl-highlight-folder-mouse-line ()
1217 (let* ((end (save-excursion (end-of-line) (point)))
1219 (re-search-forward "[^ ]" end t)
1221 (inhibit-read-only t))
1222 (put-text-property beg end 'mouse-face 'highlight)))
1224 ;;; wl-highlight.el ends here