1 ;;; gnus-xmas.el --- Gnus functions for XEmacs
3 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 ;; Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
9 ;; This file is part of GNU Emacs.
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)
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.
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.
31 (autoload 'gnus-active "gnus" nil nil 'macro)
32 (autoload 'gnus-group-entry "gnus" nil nil 'macro)
33 (autoload 'gnus-info-level "gnus" nil nil 'macro)
34 (autoload 'gnus-info-marks "gnus" nil nil 'macro)
35 (autoload 'gnus-info-method "gnus" nil nil 'macro)
36 (autoload 'gnus-info-score "gnus" nil nil 'macro))
39 (defvar menu-bar-mode (featurep 'menubar))
40 (require 'messagexmas)
43 (defgroup gnus-xmas nil
44 "XEmacsoid support for Gnus"
47 (defcustom gnus-xmas-glyph-directory nil
48 "Directory where Gnus logos and icons are located.
49 If this variable is nil, Gnus will try to locate the directory
51 :type '(choice (const :tag "autodetect" nil)
55 (unless gnus-xmas-glyph-directory
56 (unless (setq gnus-xmas-glyph-directory
57 (message-xmas-find-glyph-directory "gnus"))
58 (error "Can't find glyph directory. \
59 Possibly the `etc' directory has not been installed.")))
61 ;;; Internal variables.
63 ;; Don't warn about these undefined variables.
66 (defvar gnus-active-hashtb)
67 (defvar gnus-article-buffer)
68 (defvar gnus-auto-center-summary)
69 (defvar gnus-current-headers)
70 (defvar gnus-level-killed)
71 (defvar gnus-level-zombie)
72 (defvar gnus-newsgroup-bookmarks)
73 (defvar gnus-newsgroup-dependencies)
74 (defvar gnus-newsgroup-selected-overlay)
75 (defvar gnus-newsrc-hashtb)
76 (defvar gnus-read-mark)
77 (defvar gnus-refer-article-method)
78 (defvar gnus-reffed-article-number)
79 (defvar gnus-unread-mark)
81 (defvar gnus-view-pseudos)
82 (defvar gnus-view-pseudos-separately)
84 (defvar gnus-zombie-list)
85 ;;defined in gnus-msg.el
86 (defvar gnus-article-copy)
87 (defvar gnus-check-before-posting)
88 ;;defined in gnus-vis.el
89 (defvar gnus-article-button-face)
90 (defvar gnus-article-mouse-face)
91 (defvar gnus-summary-selected-face)
92 (defvar gnus-group-reading-menu)
93 (defvar gnus-group-group-menu)
94 (defvar gnus-group-misc-menu)
95 (defvar gnus-summary-article-menu)
96 (defvar gnus-summary-thread-menu)
97 (defvar gnus-summary-misc-menu)
98 (defvar gnus-summary-post-menu)
99 (defvar gnus-summary-kill-menu)
100 (defvar gnus-article-article-menu)
101 (defvar gnus-article-treatment-menu)
102 (defvar gnus-mouse-2)
103 (defvar standard-display-table)
104 (defvar gnus-tree-minimize-window)
106 (defun gnus-xmas-set-text-properties (start end props &optional buffer)
107 "You should NEVER use this function. It is ideologically blasphemous.
108 It is provided only to ease porting of broken FSF Emacs programs."
111 (map-extents (lambda (extent ignored)
112 (remove-text-properties
114 (list (extent-property extent 'text-prop) nil)
117 buffer start end nil nil 'text-prop)
118 (gnus-add-text-properties start end props buffer)))
120 (defun gnus-xmas-highlight-selected-summary ()
121 ;; Highlight selected article in summary buffer
122 (when gnus-summary-selected-face
123 (when gnus-newsgroup-selected-overlay
124 (delete-extent gnus-newsgroup-selected-overlay))
125 (setq gnus-newsgroup-selected-overlay
126 (make-extent (gnus-point-at-bol) (gnus-point-at-eol)))
127 (set-extent-face gnus-newsgroup-selected-overlay
128 gnus-summary-selected-face)))
130 (defcustom gnus-xmas-force-redisplay nil
131 "*If non-nil, force a redisplay before recentering the summary buffer.
132 This is ugly, but it works around a bug in `window-displayed-height'."
136 (defun gnus-xmas-switch-horizontal-scrollbar-off ()
137 (when (featurep 'scrollbar)
138 (set-specifier scrollbar-height (cons (current-buffer) 0))))
140 (defun gnus-xmas-summary-recenter ()
141 "\"Center\" point in the summary window.
142 If `gnus-auto-center-summary' is nil, or the article buffer isn't
143 displayed, no centering will be performed."
144 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
145 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
146 ;; Force redisplay to get properly computed window height.
147 (when gnus-xmas-force-redisplay
149 (when gnus-auto-center-summary
150 (let* ((height (if (fboundp 'window-displayed-height)
151 (window-displayed-height)
152 (- (window-height) 2)))
153 (top (cond ((< height 4) 0)
155 (t (if (numberp gnus-auto-center-summary)
156 gnus-auto-center-summary
158 (bottom (save-excursion (goto-char (point-max))
159 (forward-line (- height))
161 (window (get-buffer-window (current-buffer))))
162 (when (get-buffer-window gnus-article-buffer)
163 ;; Only do recentering when the article buffer is displayed,
164 ;; Set the window start to either `bottom', which is the biggest
165 ;; possible valid number, or the second line from the top,
166 ;; whichever is the least.
167 ;; NOFORCE parameter suggested by Daniel Pittman <daniel@danann.net>.
169 window (min bottom (save-excursion (forward-line (- top)) (point)))
171 ;; Do horizontal recentering while we're at it.
172 (when (and (get-buffer-window (current-buffer) t)
173 (not (eq gnus-auto-center-summary 'vertical)))
174 (let ((selected (selected-window)))
175 (select-window (get-buffer-window (current-buffer) t))
176 (gnus-summary-position-point)
177 (gnus-horizontal-recenter)
178 (select-window selected))))))
180 (defun gnus-xmas-summary-set-display-table ()
181 ;; Setup the display table -- like `gnus-summary-setup-display-table',
182 ;; but done in an XEmacsish way.
183 (let ((table (make-display-table))
185 ;; Nix out all the control chars...
186 (while (>= (setq i (1- i)) 0)
188 ;; ... but not newline and cr, of course. (cr is necessary for the
189 ;; selective display).
192 ;; We keep TAB as well.
194 ;; We nix out any glyphs over 126 below ctl-arrow.
195 (let ((i (if (integerp ctl-arrow) ctl-arrow 160)))
196 (while (>= (setq i (1- i)) 127)
197 (unless (aref table i)
198 (aset table i [??]))))
199 ;; Can't use `set-specifier' because of a bug in 19.14 and earlier
200 (add-spec-to-specifier current-display-table table (current-buffer) nil)))
202 (defun gnus-xmas-add-text-properties (start end props &optional object)
203 (add-text-properties start end props object)
204 (put-text-property start end 'start-closed nil object))
206 (defun gnus-xmas-put-text-property (start end prop value &optional object)
207 (put-text-property start end prop value object)
208 (put-text-property start end 'start-closed nil object))
210 (defun gnus-xmas-extent-start-open (point)
211 (map-extents (lambda (extent arg)
212 (set-extent-property extent 'start-open t))
213 nil point (min (1+ (point)) (point-max))))
215 (defun gnus-xmas-article-push-button (event)
216 "Check text under the mouse pointer for a callback function.
217 If the text under the mouse pointer has a `gnus-callback' property,
218 call it with the value of the `gnus-data' text property."
220 (set-buffer (window-buffer (event-window event)))
221 (let* ((pos (event-closest-point event))
222 (data (get-text-property pos 'gnus-data))
223 (fun (get-text-property pos 'gnus-callback)))
226 (funcall fun data))))
228 (defun gnus-xmas-move-overlay (extent start end &optional buffer)
229 (set-extent-endpoints extent start end buffer))
231 (defun gnus-xmas-kill-all-overlays ()
232 "Delete all extents in the current buffer."
233 (map-extents (lambda (extent ignore)
234 (delete-extent extent)
237 (defun gnus-xmas-window-top-edge (&optional window)
238 (nth 1 (window-pixel-edges window)))
240 (defun gnus-xmas-tree-minimize ()
241 (when (and gnus-tree-minimize-window
242 (not (one-window-p)))
243 (let* ((window-min-height 2)
244 (height (1+ (count-lines (point-min) (point-max))))
245 (min (max (1- window-min-height) height))
246 (tot (if (numberp gnus-tree-minimize-window)
247 (min gnus-tree-minimize-window min)
249 (win (get-buffer-window (current-buffer)))
250 (wh (and win (1- (window-height win)))))
253 (let ((selected (selected-window)))
255 (enlarge-window (- tot wh))
256 (select-window selected))))))
258 ;; Select the lowest window on the frame.
259 (defun gnus-xmas-appt-select-lowest-window ()
260 (let* ((lowest-window (selected-window))
261 (bottom-edge (car (cdr (cdr (cdr (window-pixel-edges))))))
262 (last-window (previous-window))
265 (let* ((this-window (next-window))
266 (next-bottom-edge (car (cdr (cdr (cdr
269 (when (< bottom-edge next-bottom-edge)
270 (setq bottom-edge next-bottom-edge)
271 (setq lowest-window this-window))
273 (select-window this-window)
274 (when (eq last-window this-window)
275 (select-window lowest-window)
276 (setq window-search nil))))))
278 (defmacro gnus-xmas-menu-add (type &rest menus)
279 `(gnus-xmas-menu-add-1 ',type ',menus))
280 (put 'gnus-xmas-menu-add 'lisp-indent-function 1)
282 (defun gnus-xmas-menu-add-1 (type menus)
283 (when (and menu-bar-mode
284 (gnus-visual-p (intern (format "%s-menu" type)) 'menu))
286 (easy-menu-add (symbol-value (pop menus))))))
288 (defun gnus-xmas-group-menu-add ()
289 (gnus-xmas-menu-add group
290 gnus-group-reading-menu gnus-group-group-menu gnus-group-misc-menu))
292 (defun gnus-xmas-summary-menu-add ()
293 (gnus-xmas-menu-add summary
294 gnus-summary-misc-menu gnus-summary-kill-menu
295 gnus-summary-article-menu gnus-summary-thread-menu
296 gnus-summary-post-menu ))
298 (defun gnus-xmas-article-menu-add ()
299 (gnus-xmas-menu-add article
300 gnus-article-article-menu gnus-article-treatment-menu
301 gnus-article-post-menu gnus-article-commands-menu))
303 (defun gnus-xmas-score-menu-add ()
304 (gnus-xmas-menu-add score
307 (defun gnus-xmas-pick-menu-add ()
308 (gnus-xmas-menu-add pick
311 (defun gnus-xmas-topic-menu-add ()
312 (gnus-xmas-menu-add topic
315 (defun gnus-xmas-binary-menu-add ()
316 (gnus-xmas-menu-add binary
319 (defun gnus-xmas-agent-summary-menu-add ()
320 (gnus-xmas-menu-add agent-summary
321 gnus-agent-summary-menu))
323 (defun gnus-xmas-agent-group-menu-add ()
324 (gnus-xmas-menu-add agent-group
325 gnus-agent-group-menu))
327 (defun gnus-xmas-agent-server-menu-add ()
328 (gnus-xmas-menu-add agent-server
329 gnus-agent-server-menu))
331 (defun gnus-xmas-tree-menu-add ()
332 (gnus-xmas-menu-add tree
335 (defun gnus-xmas-draft-menu-add ()
336 (gnus-xmas-menu-add draft
339 (defun gnus-xmas-server-menu-add ()
340 (gnus-xmas-menu-add menu
341 gnus-server-server-menu gnus-server-connections-menu))
343 (defun gnus-xmas-browse-menu-add ()
344 (gnus-xmas-menu-add browse
347 (defun gnus-xmas-grouplens-menu-add ()
348 (gnus-xmas-menu-add grouplens
349 gnus-grouplens-menu))
351 (defun gnus-xmas-read-event-char (&optional prompt)
352 "Get the next event."
354 (message "%s" prompt))
355 (let ((event (next-command-event)))
357 ;; We junk all non-key events. Is this naughty?
358 (while (not (or (key-press-event-p event)
359 (button-press-event-p event)))
360 (dispatch-event event)
361 (setq event (next-command-event)))
362 (cons (and (key-press-event-p event)
363 (event-to-character event))
366 (defun gnus-xmas-define ()
367 (setq gnus-mouse-2 [button2])
368 (setq gnus-mouse-3 [button3])
369 (setq gnus-widget-button-keymap widget-button-keymap)
371 (unless (memq 'underline (face-list))
372 (and (fboundp 'make-face)
373 (funcall (intern "make-face") 'underline)))
374 ;; Must avoid calling set-face-underline-p directly, because it
375 ;; is a defsubst in emacs19, and will make the .elc files non
377 (unless (face-differs-from-default-p 'underline)
378 (funcall (intern "set-face-underline-p") 'underline t))
381 ((fboundp 'char-or-char-int-p)
382 ;; Handle both types of marks for XEmacs-20.x.
383 (defalias 'gnus-characterp 'char-or-char-int-p))
384 ;; V19 of XEmacs, probably.
386 (defalias 'gnus-characterp 'characterp)))
388 (defalias 'gnus-make-overlay 'make-extent)
389 (defalias 'gnus-delete-overlay 'delete-extent)
390 (defalias 'gnus-overlay-put 'set-extent-property)
391 (defalias 'gnus-move-overlay 'gnus-xmas-move-overlay)
392 (defalias 'gnus-overlay-buffer 'extent-object)
393 (defalias 'gnus-overlay-start 'extent-start-position)
394 (defalias 'gnus-overlay-end 'extent-end-position)
395 (defalias 'gnus-kill-all-overlays 'gnus-xmas-kill-all-overlays)
396 (defalias 'gnus-extent-detached-p 'extent-detached-p)
397 (defalias 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
398 (defalias 'gnus-put-text-property 'gnus-xmas-put-text-property)
399 (defalias 'gnus-deactivate-mark 'ignore)
400 (defalias 'gnus-window-edges 'window-pixel-edges)
401 (defalias 'gnus-assq-delete-all 'gnus-xmas-assq-delete-all)
403 (if (and (<= emacs-major-version 19)
404 (< emacs-minor-version 14))
405 (defalias 'gnus-set-text-properties 'gnus-xmas-set-text-properties))
407 (unless (boundp 'standard-display-table)
408 (setq standard-display-table nil))
410 (defvar gnus-mouse-face-prop 'highlight)
412 (defun gnus-byte-code (func)
413 "Return a form that can be `eval'ed based on FUNC."
414 (let ((fval (indirect-function func)))
415 (if (compiled-function-p fval)
417 (cons 'progn (cdr (cdr fval))))))
419 (unless (fboundp 'match-string-no-properties)
420 (defalias 'match-string-no-properties 'match-string))
422 (defalias 'gnus-x-color-values
423 (if (fboundp 'x-color-values)
426 (color-instance-rgb-components
427 (make-color-instance color))))))
429 (defun gnus-xmas-redefine ()
430 "Redefine lots of Gnus functions for XEmacs."
431 (defalias 'gnus-summary-set-display-table 'gnus-xmas-summary-set-display-table)
432 (defalias 'gnus-visual-turn-off-edit-menu 'identity)
433 (defalias 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
434 (defalias 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
435 (defalias 'gnus-article-push-button 'gnus-xmas-article-push-button)
436 (defalias 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
437 (defalias 'gnus-read-event-char 'gnus-xmas-read-event-char)
438 (defalias 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
439 (defalias 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
440 (defalias 'gnus-appt-select-lowest-window
441 'gnus-xmas-appt-select-lowest-window)
442 (defalias 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
443 (defalias 'gnus-character-to-event 'character-to-event)
444 (defalias 'gnus-mode-line-buffer-identification
445 'gnus-xmas-mode-line-buffer-identification)
446 (defalias 'gnus-key-press-event-p 'key-press-event-p)
447 (defalias 'gnus-region-active-p 'region-active-p)
448 (defalias 'gnus-mark-active-p 'region-exists-p)
449 (defalias 'gnus-annotation-in-region-p 'gnus-xmas-annotation-in-region-p)
450 (defalias 'gnus-mime-button-menu 'gnus-xmas-mime-button-menu)
451 (defalias 'gnus-image-type-available-p 'gnus-xmas-image-type-available-p)
452 (defalias 'gnus-put-image 'gnus-xmas-put-image)
453 (defalias 'gnus-create-image 'gnus-xmas-create-image)
454 (defalias 'gnus-remove-image 'gnus-xmas-remove-image)
456 (when (or (< emacs-major-version 21)
457 (and (= emacs-major-version 21)
458 (< emacs-minor-version 3)))
459 (defalias 'gnus-completing-read 'gnus-xmas-completing-read))
461 ;; These ones are not defcutom'ed, sometimes not even defvar'ed. They
462 ;; probably should. If that is done, the code below should then be moved
463 ;; where each variable is defined, in order not to mess with user settings.
465 (add-hook 'gnus-score-mode-hook 'gnus-xmas-score-menu-add)
466 (add-hook 'gnus-binary-mode-hook 'gnus-xmas-binary-menu-add)
467 (add-hook 'gnus-grouplens-mode-hook 'gnus-xmas-grouplens-menu-add)
468 (add-hook 'gnus-server-mode-hook 'gnus-xmas-server-menu-add)
469 (add-hook 'gnus-browse-mode-hook 'gnus-xmas-browse-menu-add)
470 (add-hook 'gnus-draft-mode-hook 'gnus-xmas-draft-menu-add)
471 (add-hook 'gnus-mailing-list-mode-hook 'gnus-xmas-mailing-list-menu-add))
474 ;;; XEmacs logo and toolbar.
476 (defun gnus-xmas-group-startup-message (&optional x y)
477 "Insert startup message in current buffer."
478 ;; Insert the message.
481 ((and (console-on-window-system-p)
484 (let* ((logo-xpm (expand-file-name "gnus.xpm" gnus-xmas-glyph-directory))
485 (logo-xbm (expand-file-name "gnus.xbm" gnus-xmas-glyph-directory))
487 (cond ((featurep 'xpm)
491 (("thing" . ,(car gnus-logo-colors))
492 ("shadow" . ,(cadr gnus-logo-colors))
494 ("background" . ,(face-background 'default)))])
496 `[xbm :file ,logo-xbm])
499 (set-extent-begin-glyph (make-extent (point) (point)) glyph)
500 (goto-char (point-min))
502 (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
505 (setq gnus-simple-splash nil))
506 (goto-char (point-min))
507 (let* ((pheight (+ 20 (count-lines (point-min) (point-max))))
508 (wheight (window-height))
509 (rest (- wheight pheight)))
510 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
515 _ ___ __ ___ __ _ ___
535 (gnus-indent-rigidly (point-min) (point-max)
536 (/ (max (- (window-width) (or x 46)) 0) 2))
537 (goto-char (point-min))
539 (let* ((pheight (count-lines (point-min) (point-max)))
540 (wheight (window-height))
541 (rest (- wheight pheight)))
542 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
544 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)))
545 (setq modeline-buffer-identification
546 (list (concat gnus-version ": *Group*")))
547 (set-buffer-modified-p t))
552 (defcustom gnus-use-toolbar (if (featurep 'toolbar)
555 "*If nil, do not use a toolbar.
556 If it is non-nil, it must be a toolbar. The five valid values are
557 `default-toolbar', `top-toolbar', `bottom-toolbar',
558 `right-toolbar', and `left-toolbar'."
559 :type '(choice (const default-toolbar)
560 (const top-toolbar) (const bottom-toolbar)
561 (const left-toolbar) (const right-toolbar)
562 (const :tag "no toolbar" nil))
565 (defvar gnus-group-toolbar
566 '([gnus-group-get-new-news gnus-group-get-new-news t "Get new news"]
567 [gnus-group-get-new-news-this-group
568 gnus-group-get-new-news-this-group t "Get new news in this group"]
569 [gnus-group-catchup-current
570 gnus-group-catchup-current t "Catchup group"]
571 [gnus-group-describe-group
572 gnus-group-describe-group t "Describe group"]
573 [gnus-group-unsubscribe gnus-group-unsubscribe t "Unsubscribe group"]
574 [gnus-group-subscribe gnus-group-subscribe t "Subscribe group"]
575 [gnus-group-kill-group gnus-group-kill-group t "Kill group"]
576 [gnus-summary-mail-save
577 gnus-group-save-newsrc t "Save .newsrc files"] ; borrowed icon.
578 [gnus-group-exit gnus-group-exit t "Exit Gnus"])
579 "The group buffer toolbar.")
581 (defvar gnus-summary-toolbar
582 '([gnus-summary-prev-unread
583 gnus-summary-prev-page-or-article t "Page up"]
584 [gnus-summary-next-unread
585 gnus-summary-next-page t "Page down"]
586 [gnus-summary-post-news
587 gnus-summary-post-news t "Post an article"]
588 [gnus-summary-followup-with-original
589 gnus-summary-followup-with-original t
590 "Post a followup and yank the original"]
591 [gnus-summary-followup
592 gnus-summary-followup t "Post a followup"]
593 [gnus-summary-reply-with-original
594 gnus-summary-reply-with-original t "Mail a reply and yank the original"]
596 gnus-summary-reply t "Mail a reply"]
597 [gnus-summary-caesar-message
598 gnus-summary-caesar-message t "Rot 13"]
600 gnus-uu-decode-uu t "Decode uuencoded articles"]
601 [gnus-summary-save-article-file
602 gnus-summary-save-article-file t "Save article in file"]
603 [gnus-summary-save-article
604 gnus-summary-save-article t "Save article"]
606 gnus-uu-post-news t "Post a uuencoded article"]
607 [gnus-summary-cancel-article
608 gnus-summary-cancel-article t "Cancel article"]
609 [gnus-summary-catchup
610 gnus-summary-catchup t "Catchup"]
611 [gnus-summary-catchup-and-exit
612 gnus-summary-catchup-and-exit t "Catchup and exit"]
613 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
614 "The summary buffer toolbar.")
616 (defvar gnus-summary-mail-toolbar
618 [gnus-summary-prev-unread
619 gnus-summary-prev-unread-article t "Prev unread article"]
620 [gnus-summary-next-unread
621 gnus-summary-next-unread-article t "Next unread article"]
622 [gnus-summary-mail-reply gnus-summary-reply t "Reply"]
623 [gnus-summary-mail-originate gnus-summary-post-news t "Originate"]
624 [gnus-summary-mail-save gnus-summary-save-article t "Save"]
625 [gnus-summary-mail-copy gnus-summary-copy-article t "Copy message"]
626 [gnus-summary-mail-forward gnus-summary-mail-forward t "Forward message"]
627 [gnus-summary-caesar-message
628 gnus-summary-caesar-message t "Rot 13"]
630 gnus-uu-decode-uu t "Decode uuencoded articles"]
631 [gnus-summary-save-article-file
632 gnus-summary-save-article-file t "Save article in file"]
633 [gnus-summary-save-article
634 gnus-summary-save-article t "Save article"]
635 [gnus-summary-cancel-article ; usenet : cancellation :: mail : deletion.
636 gnus-summary-delete-article t "Delete message"]
637 [gnus-summary-catchup
638 gnus-summary-catchup t "Catchup"]
639 [gnus-summary-catchup-and-exit
640 gnus-summary-catchup-and-exit t "Catchup and exit"]
641 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
642 "The summary buffer mail toolbar.")
644 (defun gnus-xmas-setup-group-toolbar ()
645 (and gnus-use-toolbar
646 (message-xmas-setup-toolbar gnus-group-toolbar nil "gnus")
647 (set-specifier (symbol-value gnus-use-toolbar)
648 (cons (current-buffer) gnus-group-toolbar))))
650 (defun gnus-xmas-setup-summary-toolbar ()
651 (let ((bar (if (gnus-news-group-p gnus-newsgroup-name)
652 gnus-summary-toolbar gnus-summary-mail-toolbar)))
653 (and gnus-use-toolbar
654 (message-xmas-setup-toolbar bar nil "gnus")
655 (set-specifier (symbol-value gnus-use-toolbar)
656 (cons (current-buffer) bar)))))
658 (defun gnus-xmas-mail-strip-quoted-names (address)
659 "Protect mail-strip-quoted-names from nil input.
660 XEmacs compatibility workaround."
663 (mail-strip-quoted-names address)))
665 (defun gnus-xmas-call-region (command &rest args)
667 'call-process-region (point-min) (point-max) command t '(t nil) nil
670 (defvar gnus-xmas-modeline-left-extent
671 (let ((ext (copy-extent modeline-buffer-id-left-extent)))
674 (defvar gnus-xmas-modeline-right-extent
675 (let ((ext (copy-extent modeline-buffer-id-right-extent)))
678 (defvar gnus-xmas-modeline-glyph
680 (let* ((file-xpm (expand-file-name "gnus-pointer.xpm"
681 gnus-xmas-glyph-directory))
682 (file-xbm (expand-file-name "gnus-pointer.xbm"
683 gnus-xmas-glyph-directory))
686 (cond ((featurep 'xpm)
687 ;; Let's try a nifty XPM
688 `[xpm :file ,file-xpm])
690 ;; Then a not-so-nifty XBM
691 `[xbm :file ,file-xbm])
692 ;; Then the simple string
693 (t [string :data "Gnus:"])))))
694 (set-glyph-face glyph 'modeline-buffer-id)
697 (defun gnus-xmas-mode-line-buffer-identification (line)
698 (let ((line (car line))
701 ;; This is some weird type of id.
702 ((not (stringp line))
704 ;; This is non-standard, so we just pass it through.
705 ((not (string-match "^Gnus:" line))
707 ;; We have a standard line, so we colorize and glyphize it a bit.
709 (setq chop (match-end 0))
711 (if gnus-xmas-modeline-glyph
712 (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
713 (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
714 (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
716 (defun gnus-xmas-splash ()
717 (when (eq (device-type) 'x)
720 (defun gnus-xmas-annotation-in-region-p (b e)
721 (or (map-extents (lambda (e u) t) nil b e nil nil 'mm t)
723 (eq (cadr (memq 'gnus-undeletable (text-properties-at b))) t)
724 (text-property-any b e 'gnus-undeletable t))))
726 (defun gnus-xmas-mime-button-menu (event prefix)
727 "Construct a context-sensitive menu of MIME commands."
729 (let ((response (get-popup-menu-response
731 ,@(mapcar (lambda (c) `[,(caddr c) ,(car c) t])
732 gnus-mime-button-commands)))))
733 (set-buffer (event-buffer event))
734 (goto-char (event-point event))
735 (funcall (event-function response) (event-object response))))
737 (defun gnus-group-add-icon ()
738 "Add an icon to the current line according to `gnus-group-icon-list'."
740 (end (gnus-point-at-eol))
741 ;; now find out where the line starts and leave point there.
742 (beg (progn (beginning-of-line) (point))))
744 (narrow-to-region beg end)
746 (when (search-forward "==&&==" nil t)
747 (let* ((group (gnus-group-group-name))
748 (entry (gnus-group-entry group))
749 (unread (if (numberp (car entry)) (car entry) 0))
750 (active (gnus-active group))
751 (total (if active (1+ (- (cdr active) (car active))) 0))
753 (method (gnus-server-get-method group (gnus-info-method info)))
754 (marked (gnus-info-marks info))
755 (mailp (memq 'mail (assoc (symbol-name
756 (car (or method gnus-select-method)))
757 gnus-valid-select-methods)))
758 (level (or (gnus-info-level info) gnus-level-killed))
759 (score (or (gnus-info-score info) 0))
760 (ticked (gnus-range-length (cdr (assq 'tick marked))))
761 (group-age (gnus-group-timestamp-delta group))
762 (inhibit-read-only t)
763 (list gnus-group-icon-list)
764 (mystart (match-beginning 0))
765 (myend (match-end 0)))
766 (goto-char (point-min))
768 (not (eval (caar list))))
769 (setq list (cdr list)))
771 (let* ((file (cdar list))
772 (glyph (gnus-group-icon-create-glyph
773 (buffer-substring mystart myend)
777 (mapcar 'delete-annotation (annotations-at myend))
778 (let ((ext (make-extent mystart myend))
779 (ant (make-annotation glyph myend 'text)))
780 ;; set text extent params
781 (set-extent-property ext 'end-open t)
782 (set-extent-property ext 'start-open t)
783 (set-extent-property ext 'invisible t)))
784 (delete-region mystart myend)))
785 (delete-region mystart myend))))
789 (defun gnus-group-icon-create-glyph (substring pixmap)
790 "Create a glyph for insertion into a group line."
792 (cdr-safe (assoc pixmap gnus-group-icon-cache))
793 (let* ((glyph (make-glyph
796 (expand-file-name pixmap gnus-xmas-glyph-directory))
798 (expand-file-name pixmap gnus-xmas-glyph-directory))
799 (cons 'tty substring)))))
800 (setq gnus-group-icon-cache
801 (cons (cons pixmap glyph) gnus-group-icon-cache))
802 (set-glyph-face glyph 'default)
805 (defun gnus-xmas-mailing-list-menu-add ()
806 (gnus-xmas-menu-add mailing-list
807 gnus-mailing-list-menu))
809 (defun gnus-xmas-image-type-available-p (type)
811 (featurep (if (eq type 'pbm) 'xbm type))))
813 (defun gnus-xmas-create-image (file &optional type data-p &rest props)
816 (car (last (split-string file "[.]")))))
817 (face (plist-get props :face))
819 (when (equal type "pbm")
823 (insert-file-contents-literally file))
824 (shell-command-on-region (point-min) (point-max)
825 "ppmtoxpm 2>/dev/null" t)
826 (setq file (buffer-string)
830 (if (equal type "xbm")
831 (make-glyph (list (cons 'x file)))
835 (insert-file-contents-literally file))
839 (mm-image-type-from-buffer))
840 :data (buffer-string))))))
842 (set-glyph-face glyph face))
845 (defun gnus-xmas-put-image (glyph &optional string category)
846 "Insert STRING, but display GLYPH.
847 Warning: Don't insert text immediately after the image."
848 (let ((begin (point))
850 (if (and (bobp) (not string))
854 (setq begin (1- begin)))
855 (setq extent (make-extent begin (point)))
856 (set-extent-property extent 'gnus-image category)
857 (set-extent-property extent 'duplicable t)
859 (set-extent-property extent 'invisible t))
860 (set-extent-property extent 'end-glyph glyph))
863 (defun gnus-xmas-remove-image (image &optional category)
866 (when (equal (extent-end-glyph ext) image)
867 (set-extent-property ext 'invisible nil)
868 (set-extent-property ext 'end-glyph nil))
870 nil nil nil nil nil 'gnus-image category))
872 (defun gnus-xmas-completing-read (prompt table &optional
873 predicate require-match history)
875 (not (boundp history)))
878 (if (symbol-value history)
879 (concat prompt " (" (car (symbol-value history)) "): ")
880 (concat prompt ": "))
887 ;; This macro is because XEmacs versions prior to 21.2 do not have the
888 ;; PROTOCOL argument to `open-network-stream'.
889 (defmacro gnus-xmas-open-network-stream (name buffer host service &optional protocol)
890 "Like `open-network-stream' but take into account older XEmacs versions."
891 (if (and (featurep 'xemacs)
892 (fboundp 'open-network-stream)
893 (emacs-version>= 21 2))
894 `(open-network-stream ,name ,buffer ,host ,service ,protocol)
895 `(open-network-stream ,name ,buffer ,host ,service)))
897 (defun gnus-xmas-assq-delete-all (key alist)
899 (while (setq elem (assq key alist))
900 (setq alist (delq elem alist)))
905 ;;; gnus-xmas.el ends here