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Fixed up initial line
[bpt/emacs.git] / lisp / gnus-vis.el
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41487370 1;;; gnus-vis.el --- display-oriented parts of Gnus
b578f267 2
41487370
LMI		 3;; Copyright (C) 1995 Free Software Foundation, Inc.
4
5;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
6;; Per Abrahamsen <abraham@iesd.auc.dk>
7;; Keywords: news
8
9;; This file is part of GNU Emacs.
10
11;; GNU Emacs 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)
14;; any later version.
15
16;; GNU Emacs 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.
20
21;; You should have received a copy of the GNU General Public License
b578f267
EN		 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.
41487370
LMI		 25
26;;; Commentary:
27
28;;; Code:
29
30(require 'gnus)
31(require 'gnus-ems)
32(require 'easymenu)
33(require 'custom)
34
35(defvar gnus-group-menu-hook nil
36 "*Hook run after the creation of the group mode menu.")
37
38(defvar gnus-summary-menu-hook nil
39 "*Hook run after the creation of the summary mode menu.")
40
41(defvar gnus-article-menu-hook nil
42 "*Hook run after the creation of the article mode menu.")
43
44(defvar gnus-server-menu-hook nil
45 "*Hook run after the creation of the server mode menu.")
46
47(defvar gnus-browse-menu-hook nil
48 "*Hook run after the creation of the browse mode menu.")
49
50;;; Summary highlights.
51
52;(defvar gnus-summary-highlight-properties
53; '((unread "ForestGreen" "green")
54; (ticked "Firebrick" "pink")
55; (read "black" "white")
56; (low italic italic)
57; (high bold bold)
58; (canceled "yellow/black" "black/yellow")))
59
60;(defvar gnus-summary-highlight-translation
61; '(((unread (= mark gnus-unread-mark))
62; (ticked (or (= mark gnus-ticked-mark) (= mark gnus-dormant-mark)))
63; (read (not (or (= mark gnus-unread-mark) (= mark gnus-dormant-mark)
64; (= mark gnus-ticked-mark) (= mark gnus-canceled-mark))))
65; (canceled (= mark gnus-canceled-mark)))
66; ((low (< score gnus-summary-default-score))
67; (high (> score gnus-summary-default-score)))))
68
69;(defun gnus-visual-map-face-translation ()
70; (let ((props gnus-summary-highlight-properties)
71; (trans gnus-summary-highlight-translation)
72; map)
73; (while props)))
74
75;see gnus-cus.el
76;(defvar gnus-summary-selected-face 'underline
77; "*Face used for highlighting the current article in the summary buffer.")
78
79;see gnus-cus.el
80;(defvar gnus-summary-highlight
81; (cond ((not (eq gnus-display-type 'color))
82; '(((> score default) . bold)
83; ((< score default) . italic)))
84; ((eq gnus-background-mode 'dark)
85; (list (cons '(= mark gnus-canceled-mark)
86; (custom-face-lookup "yellow" "black" nil nil nil nil))
87; (cons '(and (> score default)
88; (or (= mark gnus-dormant-mark)
89; (= mark gnus-ticked-mark)))
90; (custom-face-lookup "pink" nil nil t nil nil))
91; (cons '(and (< score default)
92; (or (= mark gnus-dormant-mark)
93; (= mark gnus-ticked-mark)))
94; (custom-face-lookup "pink" nil nil nil t nil))
95; (cons '(or (= mark gnus-dormant-mark)
96; (= mark gnus-ticked-mark))
97; (custom-face-lookup "pink" nil nil nil nil nil))
98
99; (cons '(and (> score default) (= mark gnus-ancient-mark))
100; (custom-face-lookup "SkyBlue" nil nil t nil nil))
101; (cons '(and (< score default) (= mark gnus-ancient-mark))
102; (custom-face-lookup "SkyBlue" nil nil nil t nil))
103; (cons '(= mark gnus-ancient-mark)
104; (custom-face-lookup "SkyBlue" nil nil nil nil nil))
105
106; (cons '(and (> score default) (= mark gnus-unread-mark))
107; (custom-face-lookup "white" nil nil t nil nil))
108; (cons '(and (< score default) (= mark gnus-unread-mark))
109; (custom-face-lookup "white" nil nil nil t nil))
110; (cons '(= mark gnus-unread-mark)
111; (custom-face-lookup "white" nil nil nil nil nil))
112
113; (cons '(> score default) 'bold)
114; (cons '(< score default) 'italic)))
115; (t
116; (list (cons '(= mark gnus-canceled-mark)
117; (custom-face-lookup "yellow" "black" nil nil nil nil))
118; (cons '(and (> score default)
119; (or (= mark gnus-dormant-mark)
120; (= mark gnus-ticked-mark)))
121; (custom-face-lookup "firebrick" nil nil t nil nil))
122; (cons '(and (< score default)
123; (or (= mark gnus-dormant-mark)
124; (= mark gnus-ticked-mark)))
125; (custom-face-lookup "firebrick" nil nil nil t nil))
126; (cons '(or (= mark gnus-dormant-mark)
127; (= mark gnus-ticked-mark))
128; (custom-face-lookup "firebrick" nil nil nil nil nil))
129
130; (cons '(and (> score default) (= mark gnus-ancient-mark))
131; (custom-face-lookup "RoyalBlue" nil nil t nil nil))
132; (cons '(and (< score default) (= mark gnus-ancient-mark))
133; (custom-face-lookup "RoyalBlue" nil nil nil t nil))
134; (cons '(= mark gnus-ancient-mark)
135; (custom-face-lookup "RoyalBlue" nil nil nil nil nil))
136
137; (cons '(and (> score default) (/= mark gnus-unread-mark))
138; (custom-face-lookup "DarkGreen" nil nil t nil nil))
139; (cons '(and (< score default) (/= mark gnus-unread-mark))
140; (custom-face-lookup "DarkGreen" nil nil nil t nil))
141; (cons '(/= mark gnus-unread-mark)
142; (custom-face-lookup "DarkGreen" nil nil nil nil nil))
143
144; (cons '(> score default) 'bold)
145; (cons '(< score default) 'italic))))
146; "*Alist of `(FORM . FACE)'.
147;Summary lines are highlighted with the FACE for the first FORM which
148;evaluate to a non-nil value.
149
150;Point will be at the beginning of the line when FORM is evaluated.
151;The following can be used for convenience:
152
153;score: (gnus-summary-article-score)
154;default: gnus-summary-default-score
155;below: gnus-summary-mark-below
156;mark: (gnus-summary-article-mark)
157
158;The latter can be used like this:
159; ((= mark gnus-replied-mark) . underline)")
160
161;;; article highlights
162
163;see gnus-cus.el
164;(defvar gnus-header-face-alist
165; (cond ((not (eq gnus-display-type 'color))
166; '(("" bold italic)))
167; ((eq gnus-background-mode 'dark)
168; (list (list "From" nil
169; (custom-face-lookup "SkyBlue" nil nil t t nil))
170; (list "Subject" nil
171; (custom-face-lookup "pink" nil nil t t nil))
172; (list "Newsgroups:.*," nil
173; (custom-face-lookup "yellow" nil nil t t nil))
174; (list ""
175; (custom-face-lookup "cyan" nil nil t nil nil)
176; (custom-face-lookup "green" nil nil nil t nil))))
177; (t
178; (list (list "From" nil
179; (custom-face-lookup "RoyalBlue" nil nil t t nil))
180; (list "Subject" nil
181; (custom-face-lookup "firebrick" nil nil t t nil))
182; (list "Newsgroups:.*," nil
183; (custom-face-lookup "red" nil nil t t nil))
184; (list ""
185; (custom-face-lookup "DarkGreen" nil nil t nil nil)
186; (custom-face-lookup "DarkGreen" nil nil nil t nil)))))
187; "Alist of headers and faces used for highlighting them.
188;The entries in the list has the form `(REGEXP NAME CONTENT)', where
189;REGEXP is a regular expression matching the beginning of the header,
190;NAME is the face used for highlighting the header name and CONTENT is
191;the face used for highlighting the header content.
192
193;The first non-nil NAME or CONTENT with a matching REGEXP in the list
194;will be used.")
195
196
197;see gnus-cus.el
198;(defvar gnus-make-foreground t
199; "Non nil means foreground color to highlight citations.")
200
201;see gnus-cus.el
202;(defvar gnus-article-button-face 'bold
203; "Face used for text buttons.")
204
205;see gnus-cus.el
206;(defvar gnus-article-mouse-face (if (boundp 'gnus-mouse-face)
207; gnus-mouse-face
208; 'highlight)
209; "Face used when the mouse is over the button.")
210
211;see gnus-cus.el
212;(defvar gnus-signature-face 'italic
213; "Face used for signature.")
214
215(defvar gnus-button-alist
216 '(("in\\( +article\\)? +\\(<\\([^\n @<>]+@[^\n @<>]+\\)>\\)" 2
217 (assq (count-lines (point-min) (match-end 0))
218 gnus-cite-attribution-alist)
219 gnus-button-message-id 3)
220 ;; This is how URLs _should_ be embedded in text...
221 ("<URL:\\([^\n\r>]*\\)>" 0 t gnus-button-url 1)
222 ;; Next regexp stolen from highlight-headers.el.
223 ;; Modified by Vladimir Alexiev.
224 ("\\b\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?[-a-zA-Z0-9_=?#$@~`%&*+|\\/.,]*[-a-zA-Z0-9_=#$@~`%&*+|\\/]" 0 t gnus-button-url 0))
225 "Alist of regexps matching buttons in an article.
226
227Each entry has the form (REGEXP BUTTON FORM CALLBACK PAR...), where
228REGEXP: is the string matching text around the button,
229BUTTON: is the number of the regexp grouping actually matching the button,
230FORM: is a lisp expression which must eval to true for the button to
231be added,
232CALLBACK: is the function to call when the user push this button, and each
233PAR: is a number of a regexp grouping whose text will be passed to CALLBACK.
234
235CALLBACK can also be a variable, in that case the value of that
236variable it the real callback function.")
237
238;see gnus-cus.el
239;(eval-when-compile
240; (defvar browse-url-browser-function))
241
242;see gnus-cus.el
243;(defvar gnus-button-url
244; (cond ((boundp 'browse-url-browser-function) browse-url-browser-function)
245; ((fboundp 'w3-fetch) 'w3-fetch)
246; ((eq window-system 'x) 'gnus-netscape-open-url))
247; "*Function to fetch URL.
248;The function will be called with one argument, the URL to fetch.
249;Useful values of this function are:
250
251;w3-fetch:
252; defined in the w3 emacs package by William M. Perry.
253;gnus-netscape-open-url:
254; open url in existing netscape, start netscape if none found.
255;gnus-netscape-start-url:
256; start new netscape with url.")
257
258\f
259
260(eval-and-compile
261 (autoload 'nnkiboze-generate-groups "nnkiboze")
262 (autoload 'gnus-cite-parse-maybe "gnus-cite" nil t))
263
264;;;
265;;; gnus-menu
266;;;
267
268(defun gnus-visual-turn-off-edit-menu (type)
269 (define-key (symbol-value (intern (format "gnus-%s-mode-map" type)))
270 [menu-bar edit] 'undefined))
271
272;; Newsgroup buffer
273
274(defun gnus-group-make-menu-bar ()
275 (gnus-visual-turn-off-edit-menu 'group)
276 (or
277 (boundp 'gnus-group-reading-menu)
278 (progn
279 (easy-menu-define
280 gnus-group-reading-menu
281 gnus-group-mode-map
282 ""
283 '("Group"
284 ["Read" gnus-group-read-group t]
285 ["Select" gnus-group-select-group t]
286 ["See old articles" gnus-group-select-group-all t]
287 ["Catch up" gnus-group-catchup-current t]
288 ["Catch up all articles" gnus-group-catchup-current-all t]
289 ["Check for new articles" gnus-group-get-new-news-this-group t]
290 ["Toggle subscription" gnus-group-unsubscribe-current-group t]
291 ["Kill" gnus-group-kill-group t]
292 ["Yank" gnus-group-yank-group t]
293 ["Describe" gnus-group-describe-group t]
294 ["Fetch FAQ" gnus-group-fetch-faq t]
295 ["Edit kill file" gnus-group-edit-local-kill t]
296 ["Expire articles" gnus-group-expire-articles t]
297 ["Set group level" gnus-group-set-current-level t]
298 ))
299
300 (easy-menu-define
301 gnus-group-group-menu
302 gnus-group-mode-map
303 ""
304 '("Groups"
305 ("Listing"
306 ["List subscribed groups" gnus-group-list-groups t]
307 ["List all groups" gnus-group-list-all-groups t]
308 ["List groups matching..." gnus-group-list-matching t]
309 ["List killed groups" gnus-group-list-killed t]
310 ["List zombie groups" gnus-group-list-zombies t]
311 ["Describe all groups" gnus-group-describe-all-groups t]
312 ["Group apropos" gnus-group-apropos t]
313 ["Group and description apropos" gnus-group-description-apropos t]
314 ["List groups matching..." gnus-group-list-matching t])
315 ("Mark"
316 ["Mark group" gnus-group-mark-group t]
317 ["Unmark group" gnus-group-unmark-group t]
318 ["Mark region" gnus-group-mark-region t])
319 ("Subscribe"
320 ["Subscribe to random group" gnus-group-unsubscribe-group t]
321 ["Kill all newsgroups in region" gnus-group-kill-region t]
322 ["Kill all zombie groups" gnus-group-kill-all-zombies t])
323 ("Foreign groups"
324 ["Make a foreign group" gnus-group-make-group t]
325 ["Add a directory group" gnus-group-make-directory-group t]
326 ["Add the help group" gnus-group-make-help-group t]
327 ["Add the archive group" gnus-group-make-archive-group t]
328 ["Make a doc group" gnus-group-make-doc-group t]
329 ["Make a kiboze group" gnus-group-make-kiboze-group t]
330 ["Make a virtual group" gnus-group-make-empty-virtual t]
331 ["Add a group to a virtual" gnus-group-add-to-virtual t])
332 ("Editing groups"
333 ["Parameters" gnus-group-edit-group-parameters t]
334 ["Select method" gnus-group-edit-group-method t]
335 ["Info" gnus-group-edit-group t])
336 ["Read a directory as a group" gnus-group-enter-directory t]
337 ["Jump to group" gnus-group-jump-to-group t]
338 ["Best unread group" gnus-group-best-unread-group t]
339 ))
340
341 (easy-menu-define
342 gnus-group-misc-menu
343 gnus-group-mode-map
344 ""
345 '("Misc"
346 ["Send a bug report" gnus-bug t]
347 ["Send a mail" gnus-group-mail t]
348 ["Post an article" gnus-group-post-news t]
349 ["Customize score file" gnus-score-customize
350 (not (string-match "XEmacs" emacs-version)) ]
351 ["Check for new news" gnus-group-get-new-news t]
352 ["Delete bogus groups" gnus-group-check-bogus-groups t]
353 ["Find new newsgroups" gnus-find-new-newsgroups t]
354 ["Restart Gnus" gnus-group-restart t]
355 ["Read init file" gnus-group-read-init-file t]
356 ["Browse foreign server" gnus-group-browse-foreign-server t]
357 ["Enter server buffer" gnus-group-enter-server-mode t]
358 ["Expire expirable articles" gnus-group-expire-all-groups t]
359 ["Generate any kiboze groups" nnkiboze-generate-groups t]
360 ["Gnus version" gnus-version t]
361 ["Save .newsrc files" gnus-group-save-newsrc t]
362 ["Suspend Gnus" gnus-group-suspend t]
363 ["Clear dribble buffer" gnus-group-clear-dribble t]
364 ["Exit from Gnus" gnus-group-exit t]
365 ["Exit without saving" gnus-group-quit t]
366 ["Edit global kill file" gnus-group-edit-global-kill t]
367 ["Sort group buffer" gnus-group-sort-groups t]
368 ))
369 (run-hooks 'gnus-group-menu-hook)
370 )))
371
372;; Server mode
373(defun gnus-server-make-menu-bar ()
374 (gnus-visual-turn-off-edit-menu 'server)
375 (or
376 (boundp 'gnus-server-menu)
377 (progn
378 (easy-menu-define
379 gnus-server-menu
380 gnus-server-mode-map
381 ""
382 '("Server"
383 ["Add" gnus-server-add-server t]
384 ["Browse" gnus-server-read-server t]
385 ["List" gnus-server-list-servers t]
386 ["Kill" gnus-server-kill-server t]
387 ["Yank" gnus-server-yank-server t]
388 ["Copy" gnus-server-copy-server t]
389 ["Edit" gnus-server-edit-server t]
390 ["Exit" gnus-server-exit t]
391 ))
392 (run-hooks 'gnus-server-menu-hook)
393 )))
394
395;; Browse mode
396(defun gnus-browse-make-menu-bar ()
397 (gnus-visual-turn-off-edit-menu 'browse)
398 (or
399 (boundp 'gnus-browse-menu)
400 (progn
401 (easy-menu-define
402 gnus-browse-menu
403 gnus-browse-mode-map
404 ""
405 '("Browse"
406 ["Subscribe" gnus-browse-unsubscribe-current-group t]
407 ["Read" gnus-group-read-group t]
408 ["Exit" gnus-browse-exit t]
409 ))
410 (run-hooks 'gnus-browse-menu-hook)
411 )))
412
413
414;; Summary buffer
415(defun gnus-summary-make-menu-bar ()
416 (gnus-visual-turn-off-edit-menu 'summary)
417
418 (or
419 (boundp 'gnus-summary-misc-menu)
420 (progn
421
422 (easy-menu-define
423 gnus-summary-misc-menu
424 gnus-summary-mode-map
425 ""
426 '("Misc"
427 ("Mark"
428 ("Read"
429 ["Mark as read" gnus-summary-mark-as-read-forward t]
430 ["Mark same subject and select" gnus-summary-kill-same-subject-and-select t]
431 ["Mark same subject" gnus-summary-kill-same-subject t]
432 ["Catchup" gnus-summary-catchup t]
433 ["Catchup all" gnus-summary-catchup-all t]
434 ["Catchup to here" gnus-summary-catchup-to-here t]
435 ["Catchup region" gnus-summary-mark-region-as-read t])
436 ("Various"
437 ["Tick" gnus-summary-tick-article-forward t]
438 ["Mark as dormant" gnus-summary-mark-as-dormant t]
439 ["Remove marks" gnus-summary-clear-mark-forward t]
440 ["Set expirable mark" gnus-summary-mark-as-expirable t]
441 ["Set bookmark" gnus-summary-set-bookmark t]
442 ["Remove bookmark" gnus-summary-remove-bookmark t])
443 ("Display"
444 ["Remove lines marked as read" gnus-summary-remove-lines-marked-as-read t]
445 ["Remove lines marked with..." gnus-summary-remove-lines-marked-with t]
446 ["Show dormant articles" gnus-summary-show-all-dormant t]
447 ["Hide dormant articles" gnus-summary-hide-all-dormant t]
448 ["Show expunged articles" gnus-summary-show-all-expunged t])
449 ("Process mark"
450 ["Set mark" gnus-summary-mark-as-processable t]
451 ["Remove mark" gnus-summary-unmark-as-processable t]
452 ["Remove all marks" gnus-summary-unmark-all-processable t]
453 ["Mark series" gnus-uu-mark-series t]
454 ["Mark region" gnus-uu-mark-region t]
455 ["Mark by regexp" gnus-uu-mark-by-regexp t]
456 ["Mark all" gnus-uu-mark-all t]
457 ["Mark sparse" gnus-uu-mark-sparse t]
458 ["Mark thread" gnus-uu-mark-thread t]))
459 ("Move"
460 ["Scroll article forwards" gnus-summary-next-page t]
461 ["Next unread article" gnus-summary-next-unread-article t]
462 ["Previous unread article" gnus-summary-prev-unread-article t]
463 ["Next article" gnus-summary-next-article t]
464 ["Previous article" gnus-summary-prev-article t]
465 ["Next article same subject" gnus-summary-next-same-subject t]
466 ["Previous article same subject" gnus-summary-prev-same-subject t]
467 ["First unread article" gnus-summary-first-unread-article t]
468 ["Go to subject number..." gnus-summary-goto-subject t]
469 ["Go to the last article" gnus-summary-goto-last-article t]
470 ["Pop article off history" gnus-summary-pop-article t])
471 ("Sort"
472 ["Sort by number" gnus-summary-sort-by-number t]
473 ["Sort by author" gnus-summary-sort-by-author t]
474 ["Sort by subject" gnus-summary-sort-by-subject t]
475 ["Sort by date" gnus-summary-sort-by-date t]
476 ["Sort by score" gnus-summary-sort-by-score t])
477 ("Exit"
478 ["Catchup and exit" gnus-summary-catchup-and-exit t]
479 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
480 ["Exit group" gnus-summary-exit t]
481 ["Exit group without updating" gnus-summary-exit-no-update t]
482 ["Reselect group" gnus-summary-reselect-current-group t]
483 ["Rescan group" gnus-summary-rescan-group t])
484 ["Fetch group FAQ" gnus-summary-fetch-faq t]
485 ["Filter articles" gnus-summary-execute-command t]
486 ["Toggle line truncation" gnus-summary-toggle-truncation t]
487 ["Expire expirable articles" gnus-summary-expire-articles t]
488 ["Describe group" gnus-summary-describe-group t]
489 ["Edit local kill file" gnus-summary-edit-local-kill t]
490 ))
491
492 (easy-menu-define
493 gnus-summary-kill-menu
494 gnus-summary-mode-map
495 ""
496 (cons
497 "Score"
498 (nconc
499 (list
500 ["Enter score" gnus-summary-score-entry t])
501 (gnus-visual-score-map 'increase)
502 (gnus-visual-score-map 'lower)
503 '(["Current score" gnus-summary-current-score t]
504 ["Set score" gnus-summary-set-score t]
505 ["Customize score file" gnus-score-customize t]
506 ["Switch current score file" gnus-score-change-score-file t]
507 ["Set mark below" gnus-score-set-mark-below t]
508 ["Set expunge below" gnus-score-set-expunge-below t]
509 ["Edit current score file" gnus-score-edit-alist t]
510 ["Edit score file" gnus-score-edit-file t]
511 ["Trace score" gnus-score-find-trace t]
512 ["Increase score" gnus-summary-increase-score t]
513 ["Lower score" gnus-summary-lower-score t]))))
514
515 (and nil
516 '(("Default header"
517 ["Ask" (gnus-score-set-default 'gnus-score-default-header nil)
518 :style radio
519 :selected (null gnus-score-default-header)]
520 ["From" (gnus-score-set-default 'gnus-score-default-header 'a)
521 :style radio
522 :selected (eq gnus-score-default-header 'a )]
523 ["Subject" (gnus-score-set-default 'gnus-score-default-header 's)
524 :style radio
525 :selected (eq gnus-score-default-header 's )]
526 ["Article body"
527 (gnus-score-set-default 'gnus-score-default-header 'b)
528 :style radio
529 :selected (eq gnus-score-default-header 'b )]
530 ["All headers"
531 (gnus-score-set-default 'gnus-score-default-header 'h)
532 :style radio
533 :selected (eq gnus-score-default-header 'h )]
534 ["Message-Id" (gnus-score-set-default 'gnus-score-default-header 'i)
535 :style radio
536 :selected (eq gnus-score-default-header 'i )]
537 ["Thread" (gnus-score-set-default 'gnus-score-default-header 't)
538 :style radio
539 :selected (eq gnus-score-default-header 't )]
540 ["Crossposting"
541 (gnus-score-set-default 'gnus-score-default-header 'x)
542 :style radio
543 :selected (eq gnus-score-default-header 'x )]
544 ["Lines" (gnus-score-set-default 'gnus-score-default-header 'l)
545 :style radio
546 :selected (eq gnus-score-default-header 'l )]
547 ["Date" (gnus-score-set-default 'gnus-score-default-header 'd)
548 :style radio
549 :selected (eq gnus-score-default-header 'd )]
550 ["Followups to author"
551 (gnus-score-set-default 'gnus-score-default-header 'f)
552 :style radio
553 :selected (eq gnus-score-default-header 'f )])
554 ("Default type"
555 ["Ask" (gnus-score-set-default 'gnus-score-default-type nil)
556 :style radio
557 :selected (null gnus-score-default-type)]
558 ;; The `:active' key is commented out in the following,
559 ;; because the GNU Emacs hack to support radio buttons use
560 ;; active to indicate which button is selected.
561 ["Substring" (gnus-score-set-default 'gnus-score-default-type 's)
562 :style radio
563 ;; :active (not (memq gnus-score-default-header '(l d)))
564 :selected (eq gnus-score-default-type 's)]
565 ["Regexp" (gnus-score-set-default 'gnus-score-default-type 'r)
566 :style radio
567 ;; :active (not (memq gnus-score-default-header '(l d)))
568 :selected (eq gnus-score-default-type 'r)]
569 ["Exact" (gnus-score-set-default 'gnus-score-default-type 'e)
570 :style radio
571 ;; :active (not (memq gnus-score-default-header '(l d)))
572 :selected (eq gnus-score-default-type 'e)]
573 ["Fuzzy" (gnus-score-set-default 'gnus-score-default-type 'f)
574 :style radio
575 ;; :active (not (memq gnus-score-default-header '(l d)))
576 :selected (eq gnus-score-default-type 'f)]
577 ["Before date" (gnus-score-set-default 'gnus-score-default-type 'b)
578 :style radio
579 ;; :active (eq (gnus-score-default-header 'd))
580 :selected (eq gnus-score-default-type 'b)]
581 ["At date" (gnus-score-set-default 'gnus-score-default-type 'n)
582 :style radio
583 ;; :active (eq (gnus-score-default-header 'd))
584 :selected (eq gnus-score-default-type 'n)]
585 ["After date" (gnus-score-set-default 'gnus-score-default-type 'a)
586 :style radio
587 ;; :active (eq (gnus-score-default-header 'd))
588 :selected (eq gnus-score-default-type 'a)]
589 ["Less than number"
590 (gnus-score-set-default 'gnus-score-default-type '<)
591 :style radio
592 ;; :active (eq (gnus-score-default-header 'l))
593 :selected (eq gnus-score-default-type '<)]
594 ["Equal to number"
595 (gnus-score-set-default 'gnus-score-default-type '=)
596 :style radio
597 ;; :active (eq (gnus-score-default-header 'l))
598 :selected (eq gnus-score-default-type '=)]
599 ["Greater than number"
600 (gnus-score-set-default 'gnus-score-default-type '>)
601 :style radio
602 ;; :active (eq (gnus-score-default-header 'l))
603 :selected (eq gnus-score-default-type '>)])
604 ["Default fold" gnus-score-default-fold-toggle
605 :style toggle
606 :selected gnus-score-default-fold]
607 ("Default duration"
608 ["Ask" (gnus-score-set-default 'gnus-score-default-duration nil)
609 :style radio
610 :selected (null gnus-score-default-duration)]
611 ["Permanent"
612 (gnus-score-set-default 'gnus-score-default-duration 'p)
613 :style radio
614 :selected (eq gnus-score-default-duration 'p)]
615 ["Temporary"
616 (gnus-score-set-default 'gnus-score-default-duration 't)
617 :style radio
618 :selected (eq gnus-score-default-duration 't)]
619 ["Immediate"
620 (gnus-score-set-default 'gnus-score-default-duration 'i)
621 :style radio
622 :selected (eq gnus-score-default-duration 'i)])
623 ))
624
625 (easy-menu-define
626 gnus-summary-article-menu
627 gnus-summary-mode-map
628 ""
629 '("Article"
630 ("Hide"
631 ["All" gnus-article-hide t]
632 ["Headers" gnus-article-hide-headers t]
633 ["Signature" gnus-article-hide-signature t]
634 ["Citation" gnus-article-hide-citation t])
635 ("Highlight"
636 ["All" gnus-article-highlight t]
637 ["Headers" gnus-article-highlight-headers t]
638 ["Signature" gnus-article-highlight-signature t]
639 ["Citation" gnus-article-highlight-citation t])
640 ("Date"
641 ["Local" gnus-article-date-local t]
642 ["UT" gnus-article-date-ut t]
643 ["Lapsed" gnus-article-date-lapsed t])
644 ("Filter"
645 ["Overstrike" gnus-article-treat-overstrike t]
646 ["Word wrap" gnus-article-word-wrap t]
647 ["CR" gnus-article-remove-cr t]
648 ["Show X-Face" gnus-article-display-x-face t]
649 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
650 ["Rot 13" gnus-summary-caesar-message t]
651 ["Add buttons" gnus-article-add-buttons t]
652 ["Stop page breaking" gnus-summary-stop-page-breaking t]
653 ["Toggle MIME" gnus-summary-toggle-mime t]
654 ["Toggle header" gnus-summary-toggle-header t])
655 ("Output"
656 ["Save in default format" gnus-summary-save-article t]
657 ["Save in file" gnus-summary-save-article-file t]
658 ["Save in Unix mail format" gnus-summary-save-article-mail t]
659 ["Save in MH folder" gnus-summary-save-article-folder t]
660 ["Save in VM folder" gnus-summary-save-article-vm t]
661 ["Save in RMAIL mbox" gnus-summary-save-article-rmail t]
662 ["Pipe through a filter" gnus-summary-pipe-output t])
663 ("Backend"
664 ["Respool article" gnus-summary-respool-article t]
665 ["Move article" gnus-summary-move-article t]
666 ["Copy article" gnus-summary-copy-article t]
667 ["Import file" gnus-summary-import-article t]
668 ["Edit article" gnus-summary-edit-article t]
669 ["Delete article" gnus-summary-delete-article t])
670 ("Extract"
671 ["Uudecode" gnus-uu-decode-uu t]
672 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
673 ["Unshar" gnus-uu-decode-unshar t]
674 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
675 ["Save" gnus-uu-decode-save t]
676 ["Binhex" gnus-uu-decode-binhex t])
677 ["Enter digest buffer" gnus-summary-enter-digest-group t]
678 ["Isearch article" gnus-summary-isearch-article t]
679 ["Search all articles" gnus-summary-search-article-forward t]
680 ["Beginning of the article" gnus-summary-beginning-of-article t]
681 ["End of the article" gnus-summary-end-of-article t]
682 ["Fetch parent of article" gnus-summary-refer-parent-article t]
683 ["Fetch article with id..." gnus-summary-refer-article t]
684 ["Redisplay" gnus-summary-show-article t]))
685
686
687
688 (easy-menu-define
689 gnus-summary-thread-menu
690 gnus-summary-mode-map
691 ""
692 '("Threads"
693 ["Toggle threading" gnus-summary-toggle-threads t]
694 ["Display hidden thread" gnus-summary-show-thread t]
695 ["Hide thread" gnus-summary-hide-thread t]
696 ["Go to next thread" gnus-summary-next-thread t]
697 ["Go to previous thread" gnus-summary-prev-thread t]
698 ["Go down thread" gnus-summary-down-thread t]
699 ["Go up thread" gnus-summary-up-thread t]
700 ["Mark thread as read" gnus-summary-kill-thread t]
701 ["Lower thread score" gnus-summary-lower-thread t]
702 ["Raise thread score" gnus-summary-raise-thread t]
703 ))
704 (easy-menu-define
705 gnus-summary-post-menu
706 gnus-summary-mode-map
707 ""
708 '("Post"
709 ["Post an article" gnus-summary-post-news t]
710 ["Followup" gnus-summary-followup t]
711 ["Followup and yank" gnus-summary-followup-with-original t]
712 ["Supersede article" gnus-summary-supersede-article t]
713 ["Cancel article" gnus-summary-cancel-article t]
714 ["Reply" gnus-summary-reply t]
715 ["Reply and yank" gnus-summary-reply-with-original t]
716 ["Mail forward" gnus-summary-mail-forward t]
717 ["Post forward" gnus-summary-post-forward t]
718 ["Digest and mail" gnus-uu-digest-mail-forward t]
719 ["Digest and post" gnus-uu-digest-post-forward t]
720 ["Send a mail" gnus-summary-mail-other-window t]
721 ["Reply & followup" gnus-summary-followup-and-reply t]
722 ["Reply & followup and yank" gnus-summary-followup-and-reply-with-original t]
723 ["Uuencode and post" gnus-uu-post-news t]
724 ))
725 (run-hooks 'gnus-summary-menu-hook)
726 )))
727
728(defun gnus-score-set-default (var value)
729 ;; A version of set that updates the GNU Emacs menu-bar.
730 (set var value)
731 ;; It is the message that forces the active status to be updated.
732 (message ""))
733
734(defvar gnus-score-default-header nil
735 "Default header when entering new scores.
736
737Should be one of the following symbols.
738
739 a: from
740 s: subject
741 b: body
742 h: head
743 i: message-id
744 t: references
745 x: xref
746 l: lines
747 d: date
748 f: followup
749
750If nil, the user will be asked for a header.")
751
752(defvar gnus-score-default-type nil
753 "Default match type when entering new scores.
754
755Should be one of the following symbols.
756
757 s: substring
758 e: exact string
759 f: fuzzy string
760 r: regexp string
761 b: before date
762 a: at date
763 n: this date
764 <: less than number
765 >: greater than number
766 =: equal to number
767
768If nil, the user will be asked for a match type.")
769
770(defvar gnus-score-default-fold nil
771 "Use case folding for new score file entries iff not nil.")
772
773
774(defun gnus-score-default-fold-toggle ()
775 "Toggle folding for new score file entries."
776 (interactive)
777 (setq gnus-score-default-fold (not gnus-score-default-fold))
778 (if gnus-score-default-fold
779 (message "New score file entries will be case insensitive.")
780 (message "New score file entries will be case sensitive.")))
781
782(defvar gnus-score-default-duration nil
783 "Default duration of effect when entering new scores.
784
785Should be one of the following symbols.
786
787 t: temporary
788 p: permanent
789 i: immediate
790
791If nil, the user will be asked for a duration.")
792
793(defun gnus-visual-score-map (type)
794 (if t
795 nil
796 (let ((headers '(("author" "from" string)
797 ("subject" "subject" string)
798 ("article body" "body" string)
799 ("article head" "head" string)
800 ("xref" "xref" string)
801 ("lines" "lines" number)
802 ("followups to author" "followup" string)))
803 (types '((number ("less than" <)
804 ("greater than" >)
805 ("equal" =))
806 (string ("substring" s)
807 ("exact string" e)
808 ("fuzzy string" f)
809 ("regexp" r))))
810 (perms '(("temporary" (current-time-string))
811 ("permanent" nil)
812 ("immediate" now)))
813 header)
814 (list
815 (apply
816 'nconc
817 (list
818 (if (eq type 'lower)
819 "Lower score"
820 "Increase score"))
821 (let (outh)
822 (while headers
823 (setq header (car headers))
824 (setq outh
825 (cons
826 (apply
827 'nconc
828 (list (car header))
829 (let ((ts (cdr (assoc (nth 2 header) types)))
830 outt)
831 (while ts
832 (setq outt
833 (cons
834 (apply
835 'nconc
836 (list (car (car ts)))
837 (let ((ps perms)
838 outp)
839 (while ps
840 (setq outp
841 (cons
842 (vector
843 (car (car ps))
844 (list
845 'gnus-summary-score-entry
846 (nth 1 header)
847 (if (or (string= (nth 1 header)
848 "head")
849 (string= (nth 1 header)
850 "body"))
851 ""
852 (list 'gnus-summary-header
853 (nth 1 header)))
854 (list 'quote (nth 1 (car ts)))
855 (list 'gnus-score-default nil)
856 (nth 1 (car ps))
857 t)
858 t)
859 outp))
860 (setq ps (cdr ps)))
861 (list (nreverse outp))))
862 outt))
863 (setq ts (cdr ts)))
864 (list (nreverse outt))))
865 outh))
866 (setq headers (cdr headers)))
867 (list (nreverse outh))))))))
868
869;; Article buffer
870(defun gnus-article-make-menu-bar ()
871 (gnus-visual-turn-off-edit-menu 'summary)
872 (or
873 (boundp 'gnus-article-article-menu)
874 (progn
875 (easy-menu-define
876 gnus-article-article-menu
877 gnus-article-mode-map
878 ""
879 '("Article"
880 ["Scroll forwards" gnus-article-next-page t]
881 ["Scroll backwards" gnus-article-prev-page t]
882 ["Show summary" gnus-article-show-summary t]
883 ["Fetch Message-ID at point" gnus-article-refer-article t]
884 ["Mail to address at point" gnus-article-mail t]
885 ))
886
887 (easy-menu-define
888 gnus-article-treatment-menu
889 gnus-article-mode-map
890 ""
891 '("Treatment"
892 ["Hide headers" gnus-article-hide-headers t]
893 ["Hide signature" gnus-article-hide-signature t]
894 ["Hide citation" gnus-article-hide-citation t]
895 ["Treat overstrike" gnus-article-treat-overstrike t]
896 ["Remove carriage return" gnus-article-remove-cr t]
897 ["Remove quoted-unreadable" gnus-article-de-quoted-unreadable t]
898 ))
899 (run-hooks 'gnus-article-menu-hook)
900 )))
901
902;;;
903;;; summary highlights
904;;;
905
906(defun gnus-highlight-selected-summary ()
907 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
908 ;; Highlight selected article in summary buffer
909 (if gnus-summary-selected-face
910 (save-excursion
911 (let* ((beg (progn (beginning-of-line) (point)))
912 (end (progn (end-of-line) (point)))
913 ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
914 (from (if (get-text-property beg 'mouse-face)
915 beg
916 (1+ (or (next-single-property-change
917 beg 'mouse-face nil end)
918 beg))))
919 (to (1- (or (next-single-property-change
920 from 'mouse-face nil end)
921 end))))
922 ;; If no mouse-face prop on line (e.g. xemacs) we
923 ;; will have to = from = end, so we highlight the
924 ;; entire line instead.
925 (if (= (+ to 2) from)
926 (progn
927 (setq from beg)
928 (setq to end)))
929 (if gnus-newsgroup-selected-overlay
930 (gnus-move-overlay gnus-newsgroup-selected-overlay
931 from to (current-buffer))
932 (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
933 (gnus-overlay-put gnus-newsgroup-selected-overlay 'face
934 gnus-summary-selected-face))))))
935
936;; New implementation by Christian Limpach <Christian.Limpach@nice.ch>.
937(defun gnus-summary-highlight-line ()
938 "Highlight current line according to `gnus-summary-highlight'."
939 (let* ((list gnus-summary-highlight)
940 (p (point))
941 (end (progn (end-of-line) (point)))
942 ;; now find out where the line starts and leave point there.
943 (beg (progn (beginning-of-line) (point)))
944 (score (or (cdr (assq (or (get-text-property beg 'gnus-number)
945 gnus-current-article)
946 gnus-newsgroup-scored))
947 gnus-summary-default-score 0))
948 (default gnus-summary-default-score)
949 (mark (get-text-property beg 'gnus-mark))
950 (inhibit-read-only t))
951 (while (and list (not (eval (car (car list)))))
952 (setq list (cdr list)))
953 (let ((face (and list (cdr (car list)))))
954 (or (eobp)
955 (eq face (get-text-property beg 'face))
956 (put-text-property beg end 'face
957 (if (boundp face) (symbol-value face) face))))
958 (goto-char p)))
959
960;;;
961;;; gnus-carpal
962;;;
963
964(defvar gnus-carpal-group-buffer-buttons
965 '(("next" . gnus-group-next-unread-group)
966 ("prev" . gnus-group-prev-unread-group)
967 ("read" . gnus-group-read-group)
968 ("select" . gnus-group-select-group)
969 ("catch-up" . gnus-group-catchup-current)
970 ("new-news" . gnus-group-get-new-news-this-group)
971 ("toggle-sub" . gnus-group-unsubscribe-current-group)
972 ("subscribe" . gnus-group-unsubscribe-group)
973 ("kill" . gnus-group-kill-group)
974 ("yank" . gnus-group-yank-group)
975 ("describe" . gnus-group-describe-group)
976 "list"
977 ("subscribed" . gnus-group-list-groups)
978 ("all" . gnus-group-list-all-groups)
979 ("killed" . gnus-group-list-killed)
980 ("zombies" . gnus-group-list-zombies)
981 ("matching" . gnus-group-list-matching)
982 ("post" . gnus-group-post-news)
983 ("mail" . gnus-group-mail)
984 ("rescan" . gnus-group-get-new-news)
985 ("browse-foreign" . gnus-group-browse-foreign)
986 ("exit" . gnus-group-exit)))
987
988(defvar gnus-carpal-summary-buffer-buttons
989 '("mark"
990 ("read" . gnus-summary-mark-as-read-forward)
991 ("tick" . gnus-summary-tick-article-forward)
992 ("clear" . gnus-summary-clear-mark-forward)
993 ("expirable" . gnus-summary-mark-as-expirable)
994 "move"
995 ("scroll" . gnus-summary-next-page)
996 ("next-unread" . gnus-summary-next-unread-article)
997 ("prev-unread" . gnus-summary-prev-unread-article)
998 ("first" . gnus-summary-first-unread-article)
999 ("best" . gnus-summary-best-unread-article)
1000 "article"
1001 ("headers" . gnus-summary-toggle-header)
1002 ("uudecode" . gnus-uu-decode-uu)
1003 ("enter-digest" . gnus-summary-enter-digest-group)
1004 ("fetch-parent" . gnus-summary-refer-parent-article)
1005 "mail"
1006 ("move" . gnus-summary-move-article)
1007 ("copy" . gnus-summary-copy-article)
1008 ("respool" . gnus-summary-respool-article)
1009 "threads"
1010 ("lower" . gnus-summary-lower-thread)
1011 ("kill" . gnus-summary-kill-thread)
1012 "post"
1013 ("post" . gnus-summary-post-news)
1014 ("mail" . gnus-summary-mail)
1015 ("followup" . gnus-summary-followup-with-original)
1016 ("reply" . gnus-summary-reply-with-original)
1017 ("cancel" . gnus-summary-cancel-article)
1018 "misc"
1019 ("exit" . gnus-summary-exit)
1020 ("fed-up" . gnus-summary-catchup-and-goto-next-group)))
1021
1022(defvar gnus-carpal-server-buffer-buttons
1023 '(("add" . gnus-server-add-server)
1024 ("browse" . gnus-server-browse-server)
1025 ("list" . gnus-server-list-servers)
1026 ("kill" . gnus-server-kill-server)
1027 ("yank" . gnus-server-yank-server)
1028 ("copy" . gnus-server-copy-server)
1029 ("exit" . gnus-server-exit)))
1030
1031(defvar gnus-carpal-browse-buffer-buttons
1032 '(("subscribe" . gnus-browse-unsubscribe-current-group)
1033 ("exit" . gnus-browse-exit)))
1034
1035(defvar gnus-carpal-group-buffer "*Carpal Group*")
1036(defvar gnus-carpal-summary-buffer "*Carpal Summary*")
1037(defvar gnus-carpal-server-buffer "*Carpal Server*")
1038(defvar gnus-carpal-browse-buffer "*Carpal Browse*")
1039
1040(defvar gnus-carpal-attached-buffer nil)
1041
1042(defvar gnus-carpal-mode-hook nil
1043 "*Hook run in carpal mode buffers.")
1044
1045(defvar gnus-carpal-button-face 'bold
1046 "*Face used on carpal buttons.")
1047
1048(defvar gnus-carpal-header-face 'bold-italic
1049 "*Face used on carpal buffer headers.")
1050
1051(defvar gnus-carpal-mode-map nil)
1052(put 'gnus-carpal-mode 'mode-class 'special)
1053
1054(if gnus-carpal-mode-map
1055 nil
1056 (setq gnus-carpal-mode-map (make-keymap))
1057 (suppress-keymap gnus-carpal-mode-map)
1058 (define-key gnus-carpal-mode-map " " 'gnus-carpal-select)
1059 (define-key gnus-carpal-mode-map "\r" 'gnus-carpal-select)
1060 (define-key gnus-carpal-mode-map gnus-mouse-2 'gnus-carpal-mouse-select))
1061
1062(defun gnus-carpal-mode ()
1063 "Major mode for clicking buttons.
1064
1065All normal editing commands are switched off.
1066\\<gnus-carpal-mode-map>
1067The following commands are available:
1068
1069\\{gnus-carpal-mode-map}"
1070 (interactive)
1071 (kill-all-local-variables)
1072 (setq mode-line-modified "-- ")
1073 (setq major-mode 'gnus-carpal-mode)
1074 (setq mode-name "Gnus Carpal")
1075 (setq mode-line-process nil)
1076 (use-local-map gnus-carpal-mode-map)
1077 (buffer-disable-undo (current-buffer))
1078 (setq buffer-read-only t)
1079 (make-local-variable 'gnus-carpal-attached-buffer)
1080 (run-hooks 'gnus-carpal-mode-hook))
1081
1082(defun gnus-carpal-setup-buffer (type)
1083 (let ((buffer (symbol-value (intern (format "gnus-carpal-%s-buffer" type)))))
1084 (if (get-buffer buffer)
1085 ()
1086 (save-excursion
1087 (set-buffer (get-buffer-create buffer))
1088 (gnus-carpal-mode)
1089 (setq gnus-carpal-attached-buffer
1090 (intern (format "gnus-%s-buffer" type)))
1091 (gnus-add-current-to-buffer-list)
1092 (let ((buttons (symbol-value
1093 (intern (format "gnus-carpal-%s-buffer-buttons"
1094 type))))
1095 (buffer-read-only nil)
1096 button)
1097 (while buttons
1098 (setq button (car buttons)
1099 buttons (cdr buttons))
1100 (if (stringp button)
1101 (set-text-properties
1102 (point)
1103 (prog2 (insert button) (point) (insert " "))
1104 (list 'face gnus-carpal-header-face))
1105 (set-text-properties
1106 (point)
1107 (prog2 (insert (car button)) (point) (insert " "))
1108 (list 'gnus-callback (cdr button)
1109 'face gnus-carpal-button-face
1110 'mouse-face 'highlight))))
1111 (let ((fill-column (- (window-width) 2)))
1112 (fill-region (point-min) (point-max)))
1113 (set-window-point (get-buffer-window (current-buffer))
1114 (point-min)))))))
1115
1116(defun gnus-carpal-select ()
1117 "Select the button under point."
1118 (interactive)
1119 (let ((func (get-text-property (point) 'gnus-callback)))
1120 (if (null func)
1121 ()
1122 (pop-to-buffer (symbol-value gnus-carpal-attached-buffer))
1123 (call-interactively func))))
1124
1125(defun gnus-carpal-mouse-select (event)
1126 "Select the button under the mouse pointer."
1127 (interactive "e")
1128 (mouse-set-point event)
1129 (gnus-carpal-select))
1130
1131;;;
1132;;; article highlights
1133;;;
1134
1135;; Written by Per Abrahamsen <abraham@iesd.auc.dk>.
1136
1137;;; Internal Variables:
1138
1139(defvar gnus-button-regexp nil)
1140;; Regexp matching any of the regexps from `gnus-button-alist'.
1141
1142(defvar gnus-button-last nil)
1143;; The value of `gnus-button-alist' when `gnus-button-regexp' was build.
1144
1145;;; Commands:
1146
1147(defun gnus-article-push-button (event)
1148 "Check text under the mouse pointer for a callback function.
1149If the text under the mouse pointer has a `gnus-callback' property,
1150call it with the value of the `gnus-data' text property."
1151 (interactive "e")
1152 (set-buffer (window-buffer (posn-window (event-start event))))
1153 (let* ((pos (posn-point (event-start event)))
1154 (data (get-text-property pos 'gnus-data))
1155 (fun (get-text-property pos 'gnus-callback)))
1156 (if fun (funcall fun data))))
1157
1158(defun gnus-article-press-button ()
1159 "Check text at point for a callback function.
1160If the text at point has a `gnus-callback' property,
1161call it with the value of the `gnus-data' text property."
1162 (interactive)
1163 (let* ((data (get-text-property (point) 'gnus-data))
1164 (fun (get-text-property (point) 'gnus-callback)))
1165 (if fun (funcall fun data))))
1166
1167;; Suggested by Arne Elofsson <arne@hodgkin.mbi.ucla.edu>
1168(defun gnus-article-next-button ()
1169 "Move point to next button."
1170 (interactive)
1171 (if (get-text-property (point) 'gnus-callback)
1172 (goto-char (next-single-property-change (point) 'gnus-callback
1173 nil (point-max))))
1174 (let ((pos (next-single-property-change (point) 'gnus-callback)))
1175 (if pos
1176 (goto-char pos)
1177 (setq pos (next-single-property-change (point-min) 'gnus-callback))
1178 (if pos
1179 (goto-char pos)
1180 (error "No buttons found")))))
1181
1182(defun gnus-article-highlight (&optional force)
1183 "Highlight current article.
1184This function calls `gnus-article-highlight-headers',
1185`gnus-article-highlight-citation',
1186`gnus-article-highlight-signature', and `gnus-article-add-buttons' to
1187do the highlighting. See the documentation for those functions."
1188 (interactive (list 'force))
1189 (gnus-article-highlight-headers)
1190 (gnus-article-highlight-citation force)
1191 (gnus-article-highlight-signature)
1192 (gnus-article-add-buttons force))
1193
1194(defun gnus-article-highlight-some (&optional force)
1195 "Highlight current article.
1196This function calls `gnus-article-highlight-headers',
1197`gnus-article-highlight-signature', and `gnus-article-add-buttons' to
1198do the highlighting. See the documentation for those functions."
1199 (interactive (list 'force))
1200 (gnus-article-highlight-headers)
1201 (gnus-article-highlight-signature)
1202 (gnus-article-add-buttons))
1203
1204(defun gnus-article-hide (&optional force)
1205 "Hide current article.
1206This function calls `gnus-article-hide-headers',
1207`gnus-article-hide-citation-maybe', and `gnus-article-hide-signature'
1208to do the hiding. See the documentation for those functions."
1209 (interactive (list 'force))
1210 (gnus-article-hide-headers)
1211 (gnus-article-hide-citation-maybe force)
1212 (gnus-article-hide-signature))
1213
1214(defun gnus-article-highlight-headers ()
1215 "Highlight article headers as specified by `gnus-header-face-alist'."
1216 (interactive)
1217 (save-excursion
1218 (set-buffer gnus-article-buffer)
1219 (goto-char (point-min))
1220 (if (not (search-forward "\n\n" nil t))
1221 ()
1222 (beginning-of-line 0)
1223 (while (not (bobp))
1224 (let ((alist gnus-header-face-alist)
1225 (buffer-read-only nil)
1226 (case-fold-search t)
1227 (end (point))
1228 (inhibit-point-motion-hooks t)
1229 begin entry regexp header-face field-face
1230 header-found field-found)
1231 (re-search-backward "^[^ \t]" nil t)
1232 (setq begin (point))
1233 (while alist
1234 (setq entry (car alist)
1235 regexp (nth 0 entry)
1236 header-face (nth 1 entry)
1237 field-face (nth 2 entry)
1238 alist (cdr alist))
1239 (if (looking-at regexp)
1240 (let ((from (point)))
1241 (skip-chars-forward "^:\n")
1242 (and (not header-found)
1243 header-face
1244 (progn
1245 (put-text-property from (point) 'face header-face)
1246 (setq header-found t)))
1247 (and (not field-found)
1248 field-face
1249 (progn
1250 (skip-chars-forward ": \t")
1251 (let ((from (point)))
1252 (goto-char end)
1253 (skip-chars-backward " \t")
1254 (put-text-property from (point) 'face field-face)
1255 (setq field-found t))))))
1256 (goto-char begin)))))))
1257
1258(defun gnus-article-highlight-signature ()
1259 "Highlight the signature in an article.
1260It does this by highlighting everything after
1261`gnus-signature-separator' using `gnus-signature-face'."
1262 (interactive)
1263 (save-excursion
1264 (set-buffer gnus-article-buffer)
1265 (let ((buffer-read-only nil)
1266 (inhibit-point-motion-hooks t))
1267 (goto-char (point-max))
1268 (and (re-search-backward gnus-signature-separator nil t)
1269 gnus-signature-face
1270 (let ((start (match-beginning 0))
1271 (end (match-end 0)))
1272 (gnus-article-add-button start end 'gnus-signature-toggle end)
1273 (gnus-overlay-put (gnus-make-overlay end (point-max))
1274 'face gnus-signature-face))))))
1275
1276(defun gnus-article-hide-signature ()
1277 "Hide the signature in an article.
1278It does this by making everything after `gnus-signature-separator' invisible."
1279 (interactive)
1280 (save-excursion
1281 (set-buffer gnus-article-buffer)
1282 (let ((buffer-read-only nil))
1283 (goto-char (point-max))
1284 (and (re-search-backward gnus-signature-separator nil t)
1285 gnus-signature-face
1286 (add-text-properties (match-end 0) (point-max)
1287 gnus-hidden-properties)))))
1288
1289(defun gnus-article-add-buttons (&optional force)
1290 "Find external references in article and make them to buttons.
1291
1292External references are things like message-ids and URLs, as specified by
1293`gnus-button-alist'."
1294 (interactive (list 'force))
1295 (if (eq gnus-button-last gnus-button-alist)
1296 ()
1297 (setq gnus-button-regexp (mapconcat 'car gnus-button-alist "\\|")
1298 gnus-button-last gnus-button-alist))
1299 (save-excursion
1300 (set-buffer gnus-article-buffer)
1301 (gnus-cite-parse-maybe force)
1302 (let ((buffer-read-only nil)
1303 (inhibit-point-motion-hooks t)
1304 (case-fold-search t))
1305 (goto-char (point-min))
1306 (or (search-forward "\n\n" nil t)
1307 (goto-char (point-max)))
1308 (while (re-search-forward gnus-button-regexp nil t)
1309 (goto-char (match-beginning 0))
1310 (let* ((from (point))
1311 (entry (gnus-button-entry))
1312 (start (and entry (match-beginning (nth 1 entry))))
1313 (end (and entry (match-end (nth 1 entry))))
1314 (form (nth 2 entry)))
1315 (if (not entry)
1316 ()
1317 (goto-char (match-end 0))
1318 (if (eval form)
1319 (gnus-article-add-button start end 'gnus-button-push
1320 (set-marker (make-marker)
1321 from)))))))))
1322(defun gnus-netscape-open-url (url)
1323 "Open URL in netscape, or start new scape with URL."
1324 (let ((process (start-process (concat "netscape " url)
1325 nil
1326 "netscape"
1327 "-remote"
1328 (concat "openUrl(" url ")'"))))
1329 (set-process-sentinel process
1330 (` (lambda (process change)
1331 (or (eq (process-exit-status process) 0)
1332 (gnus-netscape-start-url (, url))))))))
1333
1334(defun gnus-netscape-start-url (url)
1335 "Start netscape with URL."
1336 (start-process (concat "netscape" url) nil "netscape" url))
1337
1338;;; External functions:
1339
1340(defun gnus-article-add-button (from to fun &optional data)
1341 "Create a button between FROM and TO with callback FUN and data DATA."
1342 (and gnus-article-button-face
1343 (gnus-overlay-put (gnus-make-overlay from to)
1344 'face gnus-article-button-face))
1345 (add-text-properties from to
1346 (append (and gnus-article-mouse-face
1347 (list 'mouse-face gnus-article-mouse-face))
1348 (list 'gnus-callback fun)
1349 (and data (list 'gnus-data data)))))
1350
1351;;; Internal functions:
1352
1353(defun gnus-signature-toggle (end)
1354 (save-excursion
1355 (set-buffer gnus-article-buffer)
1356 (let ((buffer-read-only nil))
1357 (if (get-text-property end 'invisible)
1358 (remove-text-properties end (point-max) gnus-hidden-properties)
1359 (add-text-properties end (point-max) gnus-hidden-properties)))))
1360
1361;see gnus-cus.el
1362;(defun gnus-make-face (color)
1363; ;; Create entry for face with COLOR.
1364; (if gnus-make-foreground
1365; (custom-face-lookup color nil nil nil nil nil)
1366; (custom-face-lookup nil color nil nil nil nil)))
1367
1368(defun gnus-button-entry ()
1369 ;; Return the first entry in `gnus-button-alist' matching this place.
1370 (let ((alist gnus-button-alist)
1371 (entry nil))
1372 (while alist
1373 (setq entry (car alist)
1374 alist (cdr alist))
1375 (if (looking-at (car entry))
1376 (setq alist nil)
1377 (setq entry nil)))
1378 entry))
1379
1380(defun gnus-button-push (marker)
1381 ;; Push button starting at MARKER.
1382 (save-excursion
1383 (set-buffer gnus-article-buffer)
1384 (goto-char marker)
1385 (let* ((entry (gnus-button-entry))
1386 (inhibit-point-motion-hooks t)
1387 (fun (nth 3 entry))
1388 (args (mapcar (lambda (group)
1389 (let ((string (buffer-substring
1390 (match-beginning group)
1391 (match-end group))))
1392 (set-text-properties 0 (length string) nil string)
1393 string))
1394 (nthcdr 4 entry))))
1395 (cond ((fboundp fun)
1396 (apply fun args))
1397 ((and (boundp fun)
1398 (fboundp (symbol-value fun)))
1399 (apply (symbol-value fun) args))
1400 (t
1401 (message "You must define `%S' to use this button"
1402 (cons fun args)))))))
1403
1404(defun gnus-button-message-id (message-id)
1405 ;; Push on MESSAGE-ID.
1406 (save-excursion
1407 (set-buffer gnus-summary-buffer)
1408 (gnus-summary-refer-article message-id)))
1409
1410;;; Compatibility Functions:
1411
1412(or (fboundp 'rassoc)
1413 ;; Introduced in Emacs 19.29.
1414 (defun rassoc (elt list)
1415 "Return non-nil if ELT is `equal' to the cdr of an element of LIST.
1416The value is actually the element of LIST whose cdr is ELT."
1417 (let (result)
1418 (while list
1419 (setq result (car list))
1420 (if (equal (cdr result) elt)
1421 (setq list nil)
1422 (setq result nil
1423 list (cdr list))))
1424 result)))
1425
1426; (require 'gnus-cus)
1427(gnus-ems-redefine)
1428(provide 'gnus-vis)
1429
1430;;; gnus-vis.el ends here
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