1 ;;; gnus-xmas.el --- Gnus functions for XEmacs
3 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
4 ;; Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Katsumi Yamaoka <yamaoka@jpl.org>
10 ;; This file is part of GNU Emacs.
12 ;; GNU Emacs is free software; you can redistribute it and/or modify
13 ;; it under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation; either version 2, or (at your option)
17 ;; GNU Emacs is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
32 (defvar menu-bar-mode (featurep 'menubar))
33 (require 'messagexmas)
36 (defgroup gnus-xmas nil
37 "XEmacsoid support for Gnus"
40 (defcustom gnus-xmas-glyph-directory nil
41 "Directory where Gnus logos and icons are located.
42 If this variable is nil, Gnus will try to locate the directory
44 :type '(choice (const :tag "autodetect" nil)
48 (unless gnus-xmas-glyph-directory
49 (unless (setq gnus-xmas-glyph-directory
50 (message-xmas-find-glyph-directory "gnus"))
51 (error "Can't find glyph directory. \
52 Possibly the `etc' directory has not been installed.")))
54 ;;; Internal variables.
56 ;; Don't warn about these undefined variables.
59 (defvar gnus-active-hashtb)
60 (defvar gnus-article-buffer)
61 (defvar gnus-auto-center-summary)
62 (defvar gnus-current-headers)
63 (defvar gnus-level-killed)
64 (defvar gnus-level-zombie)
65 (defvar gnus-newsgroup-bookmarks)
66 (defvar gnus-newsgroup-dependencies)
67 (defvar gnus-newsgroup-selected-overlay)
68 (defvar gnus-newsrc-hashtb)
69 (defvar gnus-read-mark)
70 (defvar gnus-refer-article-method)
71 (defvar gnus-reffed-article-number)
72 (defvar gnus-unread-mark)
74 (defvar gnus-view-pseudos)
75 (defvar gnus-view-pseudos-separately)
77 (defvar gnus-zombie-list)
78 ;;defined in gnus-msg.el
79 (defvar gnus-article-copy)
80 (defvar gnus-check-before-posting)
81 ;;defined in gnus-vis.el
82 (defvar gnus-article-button-face)
83 (defvar gnus-article-mouse-face)
84 (defvar gnus-summary-selected-face)
85 (defvar gnus-group-reading-menu)
86 (defvar gnus-group-group-menu)
87 (defvar gnus-group-misc-menu)
88 (defvar gnus-summary-article-menu)
89 (defvar gnus-summary-thread-menu)
90 (defvar gnus-summary-misc-menu)
91 (defvar gnus-summary-post-menu)
92 (defvar gnus-summary-kill-menu)
93 (defvar gnus-article-article-menu)
94 (defvar gnus-article-treatment-menu)
96 (defvar standard-display-table)
97 (defvar gnus-tree-minimize-window)
99 (defun gnus-xmas-set-text-properties (start end props &optional buffer)
100 "You should NEVER use this function. It is ideologically blasphemous.
101 It is provided only to ease porting of broken FSF Emacs programs."
104 (map-extents (lambda (extent ignored)
105 (remove-text-properties
107 (list (extent-property extent 'text-prop) nil)
110 buffer start end nil nil 'text-prop)
111 (gnus-add-text-properties start end props buffer)))
113 (defun gnus-xmas-highlight-selected-summary ()
114 ;; Highlight selected article in summary buffer
115 (when gnus-summary-selected-face
116 (when gnus-newsgroup-selected-overlay
117 (delete-extent gnus-newsgroup-selected-overlay))
118 (setq gnus-newsgroup-selected-overlay
119 (make-extent (gnus-point-at-bol) (gnus-point-at-eol)))
120 (set-extent-face gnus-newsgroup-selected-overlay
121 gnus-summary-selected-face)))
123 (defcustom gnus-xmas-force-redisplay nil
124 "*If non-nil, force a redisplay before recentering the summary buffer.
125 This is ugly, but it works around a bug in `window-displayed-height'."
129 (defun gnus-xmas-switch-horizontal-scrollbar-off ()
130 (when (featurep 'scrollbar)
131 (set-specifier scrollbar-height (cons (current-buffer) 0))))
133 (defun gnus-xmas-summary-recenter ()
134 "\"Center\" point in the summary window.
135 If `gnus-auto-center-summary' is nil, or the article buffer isn't
136 displayed, no centering will be performed."
137 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
138 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
139 ;; Force redisplay to get properly computed window height.
140 (when gnus-xmas-force-redisplay
142 (when gnus-auto-center-summary
143 (let* ((height (if (fboundp 'window-displayed-height)
144 (window-displayed-height)
145 (- (window-height) 2)))
146 (top (cond ((< height 4) 0)
148 (t (if (numberp gnus-auto-center-summary)
149 gnus-auto-center-summary
151 (bottom (save-excursion (goto-char (point-max))
152 (forward-line (- height))
154 (window (get-buffer-window (current-buffer))))
155 (when (get-buffer-window gnus-article-buffer)
156 ;; Only do recentering when the article buffer is displayed,
157 ;; Set the window start to either `bottom', which is the biggest
158 ;; possible valid number, or the second line from the top,
159 ;; whichever is the least.
160 ;; NOFORCE parameter suggested by Daniel Pittman <daniel@danann.net>.
162 window (min bottom (save-excursion (forward-line (- top)) (point)))
164 ;; Do horizontal recentering while we're at it.
165 (when (and (get-buffer-window (current-buffer) t)
166 (not (eq gnus-auto-center-summary 'vertical)))
167 (let ((selected (selected-window)))
168 (select-window (get-buffer-window (current-buffer) t))
169 (gnus-summary-position-point)
170 (gnus-horizontal-recenter)
171 (select-window selected))))))
173 (defun gnus-xmas-summary-set-display-table ()
174 ;; Setup the display table -- like `gnus-summary-setup-display-table',
175 ;; but done in an XEmacsish way.
176 (let ((table (make-display-table))
178 ;; Nix out all the control chars...
179 (while (>= (setq i (1- i)) 0)
181 ;; ... but not newline and cr, of course. (cr is necessary for the
182 ;; selective display).
185 ;; We keep TAB as well.
187 ;; We nix out any glyphs over 126 below ctl-arrow.
188 (let ((i (if (integerp ctl-arrow) ctl-arrow 160)))
189 (while (>= (setq i (1- i)) 127)
190 (unless (aref table i)
191 (aset table i [??]))))
192 ;; Can't use `set-specifier' because of a bug in 19.14 and earlier
193 (add-spec-to-specifier current-display-table table (current-buffer) nil)))
195 (defun gnus-xmas-add-text-properties (start end props &optional object)
196 (add-text-properties start end props object)
197 (put-text-property start end 'start-closed nil object))
199 (defun gnus-xmas-put-text-property (start end prop value &optional object)
200 (put-text-property start end prop value object)
201 (put-text-property start end 'start-closed nil object))
203 (defun gnus-xmas-extent-start-open (point)
204 (map-extents (lambda (extent arg)
205 (set-extent-property extent 'start-open t))
206 nil point (min (1+ (point)) (point-max))))
208 (defun gnus-xmas-article-push-button (event)
209 "Check text under the mouse pointer for a callback function.
210 If the text under the mouse pointer has a `gnus-callback' property,
211 call it with the value of the `gnus-data' text property."
213 (set-buffer (window-buffer (event-window event)))
214 (let* ((pos (event-closest-point event))
215 (data (get-text-property pos 'gnus-data))
216 (fun (get-text-property pos 'gnus-callback)))
219 (funcall fun data))))
221 (defun gnus-xmas-move-overlay (extent start end &optional buffer)
222 (set-extent-endpoints extent start end buffer))
224 (defun gnus-xmas-kill-all-overlays ()
225 "Delete all extents in the current buffer."
226 (map-extents (lambda (extent ignore)
227 (delete-extent extent)
230 (defun gnus-xmas-window-top-edge (&optional window)
231 (nth 1 (window-pixel-edges window)))
233 (defun gnus-xmas-tree-minimize ()
234 (when (and gnus-tree-minimize-window
235 (not (one-window-p)))
236 (let* ((window-min-height 2)
237 (height (1+ (count-lines (point-min) (point-max))))
238 (min (max (1- window-min-height) height))
239 (tot (if (numberp gnus-tree-minimize-window)
240 (min gnus-tree-minimize-window min)
242 (win (get-buffer-window (current-buffer)))
243 (wh (and win (1- (window-height win)))))
246 (let ((selected (selected-window)))
248 (enlarge-window (- tot wh))
249 (select-window selected))))))
251 ;; Select the lowest window on the frame.
252 (defun gnus-xmas-appt-select-lowest-window ()
253 (let* ((lowest-window (selected-window))
254 (bottom-edge (car (cdr (cdr (cdr (window-pixel-edges))))))
255 (last-window (previous-window))
258 (let* ((this-window (next-window))
259 (next-bottom-edge (car (cdr (cdr (cdr
262 (when (< bottom-edge next-bottom-edge)
263 (setq bottom-edge next-bottom-edge)
264 (setq lowest-window this-window))
266 (select-window this-window)
267 (when (eq last-window this-window)
268 (select-window lowest-window)
269 (setq window-search nil))))))
271 (defmacro gnus-xmas-menu-add (type &rest menus)
272 `(gnus-xmas-menu-add-1 ',type ',menus))
273 (put 'gnus-xmas-menu-add 'lisp-indent-function 1)
275 (defun gnus-xmas-menu-add-1 (type menus)
276 (when (and menu-bar-mode
277 (gnus-visual-p (intern (format "%s-menu" type)) 'menu))
279 (easy-menu-add (symbol-value (pop menus))))))
281 (defun gnus-xmas-group-menu-add ()
282 (gnus-xmas-menu-add group
283 gnus-group-reading-menu gnus-group-group-menu gnus-group-misc-menu))
285 (defun gnus-xmas-summary-menu-add ()
286 (gnus-xmas-menu-add summary
287 gnus-summary-misc-menu gnus-summary-kill-menu
288 gnus-summary-article-menu gnus-summary-thread-menu
289 gnus-summary-post-menu ))
291 (defun gnus-xmas-article-menu-add ()
292 (gnus-xmas-menu-add article
293 gnus-article-article-menu gnus-article-treatment-menu
294 gnus-article-post-menu gnus-article-commands-menu))
296 (defun gnus-xmas-score-menu-add ()
297 (gnus-xmas-menu-add score
300 (defun gnus-xmas-pick-menu-add ()
301 (gnus-xmas-menu-add pick
304 (defun gnus-xmas-topic-menu-add ()
305 (gnus-xmas-menu-add topic
308 (defun gnus-xmas-binary-menu-add ()
309 (gnus-xmas-menu-add binary
312 (defun gnus-xmas-agent-summary-menu-add ()
313 (gnus-xmas-menu-add agent-summary
314 gnus-agent-summary-menu))
316 (defun gnus-xmas-agent-group-menu-add ()
317 (gnus-xmas-menu-add agent-group
318 gnus-agent-group-menu))
320 (defun gnus-xmas-agent-server-menu-add ()
321 (gnus-xmas-menu-add agent-server
322 gnus-agent-server-menu))
324 (defun gnus-xmas-tree-menu-add ()
325 (gnus-xmas-menu-add tree
328 (defun gnus-xmas-draft-menu-add ()
329 (gnus-xmas-menu-add draft
332 (defun gnus-xmas-server-menu-add ()
333 (gnus-xmas-menu-add menu
334 gnus-server-server-menu gnus-server-connections-menu))
336 (defun gnus-xmas-browse-menu-add ()
337 (gnus-xmas-menu-add browse
340 (defun gnus-xmas-grouplens-menu-add ()
341 (gnus-xmas-menu-add grouplens
342 gnus-grouplens-menu))
344 (defun gnus-xmas-read-event-char ()
345 "Get the next event."
346 (let ((event (next-command-event)))
348 ;; We junk all non-key events. Is this naughty?
349 (while (not (or (key-press-event-p event)
350 (button-press-event-p event)))
351 (dispatch-event event)
352 (setq event (next-command-event)))
353 (cons (and (key-press-event-p event)
354 (event-to-character event))
357 (defun gnus-xmas-define ()
358 (setq gnus-mouse-2 [button2])
359 (setq gnus-mouse-3 [button3])
360 (setq gnus-widget-button-keymap widget-button-keymap)
362 (unless (memq 'underline (face-list))
363 (and (fboundp 'make-face)
364 (funcall (intern "make-face") 'underline)))
365 ;; Must avoid calling set-face-underline-p directly, because it
366 ;; is a defsubst in emacs19, and will make the .elc files non
368 (unless (face-differs-from-default-p 'underline)
369 (funcall (intern "set-face-underline-p") 'underline t))
372 ((fboundp 'char-or-char-int-p)
373 ;; Handle both types of marks for XEmacs-20.x.
374 (defalias 'gnus-characterp 'char-or-char-int-p))
375 ;; V19 of XEmacs, probably.
377 (defalias 'gnus-characterp 'characterp)))
379 (defalias 'gnus-make-overlay 'make-extent)
380 (defalias 'gnus-delete-overlay 'delete-extent)
381 (defalias 'gnus-overlay-put 'set-extent-property)
382 (defalias 'gnus-move-overlay 'gnus-xmas-move-overlay)
383 (defalias 'gnus-overlay-buffer 'extent-object)
384 (defalias 'gnus-overlay-start 'extent-start-position)
385 (defalias 'gnus-overlay-end 'extent-end-position)
386 (defalias 'gnus-kill-all-overlays 'gnus-xmas-kill-all-overlays)
387 (defalias 'gnus-extent-detached-p 'extent-detached-p)
388 (defalias 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
389 (defalias 'gnus-put-text-property 'gnus-xmas-put-text-property)
390 (defalias 'gnus-deactivate-mark 'ignore)
391 (defalias 'gnus-window-edges 'window-pixel-edges)
393 (if (and (<= emacs-major-version 19)
394 (< emacs-minor-version 14))
395 (defalias 'gnus-set-text-properties 'gnus-xmas-set-text-properties))
397 (unless (boundp 'standard-display-table)
398 (setq standard-display-table nil))
400 (defvar gnus-mouse-face-prop 'highlight)
402 (defun gnus-byte-code (func)
403 "Return a form that can be `eval'ed based on FUNC."
404 (let ((fval (indirect-function func)))
405 (if (compiled-function-p fval)
407 (cons 'progn (cdr (cdr fval))))))
409 (defalias 'gnus-x-color-values
410 (if (fboundp 'x-color-values)
413 (color-instance-rgb-components
414 (make-color-instance color))))))
416 (defun gnus-xmas-redefine ()
417 "Redefine lots of Gnus functions for XEmacs."
418 (defalias 'gnus-summary-set-display-table 'gnus-xmas-summary-set-display-table)
419 (defalias 'gnus-visual-turn-off-edit-menu 'identity)
420 (defalias 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
421 (defalias 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
422 (defalias 'gnus-article-push-button 'gnus-xmas-article-push-button)
423 (defalias 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
424 (defalias 'gnus-read-event-char 'gnus-xmas-read-event-char)
425 (defalias 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
426 (defalias 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
427 (defalias 'gnus-appt-select-lowest-window
428 'gnus-xmas-appt-select-lowest-window)
429 (defalias 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
430 (defalias 'gnus-character-to-event 'character-to-event)
431 (defalias 'gnus-mode-line-buffer-identification
432 'gnus-xmas-mode-line-buffer-identification)
433 (defalias 'gnus-key-press-event-p 'key-press-event-p)
434 (defalias 'gnus-region-active-p 'region-active-p)
435 (defalias 'gnus-annotation-in-region-p 'gnus-xmas-annotation-in-region-p)
436 (defalias 'gnus-mime-button-menu 'gnus-xmas-mime-button-menu)
437 (defalias 'gnus-image-type-available-p 'gnus-xmas-image-type-available-p)
438 (defalias 'gnus-put-image 'gnus-xmas-put-image)
439 (defalias 'gnus-create-image 'gnus-xmas-create-image)
440 (defalias 'gnus-remove-image 'gnus-xmas-remove-image)
442 ;; These ones are not defcutom'ed, sometimes not even defvar'ed. They
443 ;; probably should. If that is done, the code below should then be moved
444 ;; where each variable is defined, in order not to mess with user settings.
446 (add-hook 'gnus-score-mode-hook 'gnus-xmas-score-menu-add)
447 (add-hook 'gnus-binary-mode-hook 'gnus-xmas-binary-menu-add)
448 (add-hook 'gnus-grouplens-mode-hook 'gnus-xmas-grouplens-menu-add)
449 (add-hook 'gnus-server-mode-hook 'gnus-xmas-server-menu-add)
450 (add-hook 'gnus-browse-mode-hook 'gnus-xmas-browse-menu-add)
451 (add-hook 'gnus-draft-mode-hook 'gnus-xmas-draft-menu-add)
452 (add-hook 'gnus-mailing-list-mode-hook 'gnus-xmas-mailing-list-menu-add)
454 (when (featurep 'mule)
455 (defun gnus-truncate-string (str end-column &optional start-column padding)
456 "Truncate string STR to end at column END-COLUMN.
457 The optional 2nd arg START-COLUMN, if non-nil, specifies
458 the starting column; that means to return the characters occupying
459 columns START-COLUMN ... END-COLUMN of STR.
461 The optional 3rd arg PADDING, if non-nil, specifies a padding character
462 to add at the end of the result if STR doesn't reach column END-COLUMN,
463 or if END-COLUMN comes in the middle of a character in STR.
464 PADDING is also added at the beginning of the result
465 if column START-COLUMN appears in the middle of a character in STR.
467 If PADDING is nil, no padding is added in these cases, so
468 the resulting string may be narrower than END-COLUMN.
469 \[Emacs 20.3 emulating function]"
471 (setq start-column 0))
472 (let ((len (length str))
475 (head-padding "") (tail-padding "")
476 ch last-column last-idx from-idx)
478 (while (< column start-column)
479 (setq ch (aref str idx)
480 column (+ column (char-width ch))
482 (args-out-of-range (setq idx len)))
483 (if (< column start-column)
484 (if padding (make-string end-column padding) "")
485 (if (and padding (> column start-column))
487 (make-string (- column start-column) padding)))
489 (if (< end-column column)
492 (while (< column end-column)
493 (setq last-column column
496 column (+ column (char-width ch))
498 (args-out-of-range (setq idx len)))
499 (if (> column end-column)
500 (setq column last-column idx last-idx))
501 (if (and padding (< column end-column))
503 (make-string (- end-column column) padding))))
504 (setq str (substring str from-idx idx))
506 (concat head-padding str tail-padding)
509 ;;; XEmacs logo and toolbar.
511 (defun gnus-xmas-group-startup-message (&optional x y)
512 "Insert startup message in current buffer."
513 ;; Insert the message.
516 ((and (console-on-window-system-p)
519 (let* ((logo-xpm (expand-file-name "gnus.xpm" gnus-xmas-glyph-directory))
520 (logo-xbm (expand-file-name "gnus.xbm" gnus-xmas-glyph-directory))
522 (cond ((featurep 'xpm)
526 (("thing" . ,(car gnus-logo-colors))
527 ("shadow" . ,(cadr gnus-logo-colors))
528 ("background" . ,(face-background 'default)))])
530 `[xbm :file ,logo-xbm])
532 (wpheight (window-pixel-height))
533 (rest (max 0 (1- (/ (* (- wpheight (glyph-height glyph))
537 (set-extent-begin-glyph (make-extent (point) (point)) glyph)
538 (goto-char (point-min))
540 (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
543 (setq gnus-simple-splash nil)
544 (goto-char (point-min))
545 (insert gnus-product-name " " gnus-version-number
546 (if (zerop (string-to-number gnus-revision-number))
548 (concat " (r" gnus-revision-number ")"))
549 " based on " gnus-original-product-name " v"
550 gnus-original-version-number "\n")
552 (put-text-property (point-min) (point) 'face 'gnus-splash-face)
553 (insert-char ?\ (prog1
554 (max 0 (/ (- (window-width) (point)) 2))
555 (goto-char (point-min))))
557 (insert-char ?\n rest)
558 (set-window-start (selected-window) (point-min))))
562 _ ___ __ ___ __ _ ___
581 (goto-char (point-min))
582 (insert gnus-product-name " " gnus-version-number
583 (if (zerop (string-to-number gnus-revision-number))
585 (concat " (r" gnus-revision-number ")"))
586 " based on " gnus-original-product-name " v"
587 gnus-original-version-number)
588 (insert-char ?\ (prog1
589 (max 0 (/ (- (window-width) (point)) 2))
590 (goto-char (point-min))))
593 (gnus-indent-rigidly (point) (point-max)
594 (/ (max (- (window-width) (or x 46)) 0) 2))
595 (goto-char (point-min))
597 (let* ((pheight (count-lines (point-min) (point-max)))
598 (wheight (window-height))
599 (rest (- wheight pheight)))
600 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
602 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)))
603 (goto-char (point-min))
604 (setq modeline-buffer-identification
605 (list (concat gnus-version ": *Group*")))
606 (set-buffer-modified-p t))
611 (defcustom gnus-use-toolbar (if (featurep 'toolbar)
614 "*If nil, do not use a toolbar.
615 If it is non-nil, it must be a toolbar. The five valid values are
616 `default-toolbar', `top-toolbar', `bottom-toolbar',
617 `right-toolbar', and `left-toolbar'."
618 :type '(choice (const default-toolbar)
619 (const top-toolbar) (const bottom-toolbar)
620 (const left-toolbar) (const right-toolbar)
621 (const :tag "no toolbar" nil))
624 (defvar gnus-group-toolbar
625 '([gnus-group-get-new-news gnus-group-get-new-news t "Get new news"]
626 [gnus-group-get-new-news-this-group
627 gnus-group-get-new-news-this-group t "Get new news in this group"]
628 [gnus-group-catchup-current
629 gnus-group-catchup-current t "Catchup group"]
630 [gnus-group-describe-group
631 gnus-group-describe-group t "Describe group"]
632 [gnus-group-unsubscribe gnus-group-unsubscribe t "Unsubscribe group"]
633 [gnus-group-subscribe gnus-group-subscribe t "Subscribe group"]
634 [gnus-group-kill-group gnus-group-kill-group t "Kill group"]
635 [gnus-group-exit gnus-group-exit t "Exit Gnus"])
636 "The group buffer toolbar.")
638 (defvar gnus-summary-toolbar
639 '([gnus-summary-prev-unread
640 gnus-summary-prev-page-or-article t "Page up"]
641 [gnus-summary-next-unread
642 gnus-summary-next-page t "Page down"]
643 [gnus-summary-post-news
644 gnus-summary-post-news t "Post an article"]
645 [gnus-summary-followup-with-original
646 gnus-summary-followup-with-original t
647 "Post a followup and yank the original"]
648 [gnus-summary-followup
649 gnus-summary-followup t "Post a followup"]
650 [gnus-summary-reply-with-original
651 gnus-summary-reply-with-original t "Mail a reply and yank the original"]
653 gnus-summary-reply t "Mail a reply"]
654 [gnus-summary-caesar-message
655 gnus-summary-caesar-message t "Rot 13"]
657 gnus-uu-decode-uu t "Decode uuencoded articles"]
658 [gnus-summary-save-article-file
659 gnus-summary-save-article-file t "Save article in file"]
660 [gnus-summary-save-article
661 gnus-summary-save-article t "Save article"]
663 gnus-uu-post-news t "Post a uuencoded article"]
664 [gnus-summary-cancel-article
665 gnus-summary-cancel-article t "Cancel article"]
666 [gnus-summary-catchup
667 gnus-summary-catchup t "Catchup"]
668 [gnus-summary-catchup-and-exit
669 gnus-summary-catchup-and-exit t "Catchup and exit"]
670 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
671 "The summary buffer toolbar.")
673 (defvar gnus-summary-mail-toolbar
675 [gnus-summary-prev-unread
676 gnus-summary-prev-unread-article t "Prev unread article"]
677 [gnus-summary-next-unread
678 gnus-summary-next-unread-article t "Next unread article"]
679 [gnus-summary-mail-reply gnus-summary-reply t "Reply"]
680 [gnus-summary-mail-originate gnus-summary-post-news t "Originate"]
681 [gnus-summary-mail-save gnus-summary-save-article t "Save"]
682 [gnus-summary-mail-copy gnus-summary-copy-article t "Copy message"]
683 [gnus-summary-mail-forward gnus-summary-mail-forward t "Forward message"]
684 [gnus-summary-caesar-message
685 gnus-summary-caesar-message t "Rot 13"]
687 gnus-uu-decode-uu t "Decode uuencoded articles"]
688 [gnus-summary-save-article-file
689 gnus-summary-save-article-file t "Save article in file"]
690 [gnus-summary-save-article
691 gnus-summary-save-article t "Save article"]
692 [gnus-summary-catchup
693 gnus-summary-catchup t "Catchup"]
694 [gnus-summary-catchup-and-exit
695 gnus-summary-catchup-and-exit t "Catchup and exit"]
696 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
697 "The summary buffer mail toolbar.")
699 (defun gnus-xmas-setup-group-toolbar ()
700 (and gnus-use-toolbar
701 (message-xmas-setup-toolbar gnus-group-toolbar nil "gnus")
702 (set-specifier (symbol-value gnus-use-toolbar)
703 (cons (current-buffer) gnus-group-toolbar))))
705 (defun gnus-xmas-setup-summary-toolbar ()
706 (let ((bar (if (gnus-news-group-p gnus-newsgroup-name)
707 gnus-summary-toolbar gnus-summary-mail-toolbar)))
708 (and gnus-use-toolbar
709 (message-xmas-setup-toolbar bar nil "gnus")
710 (set-specifier (symbol-value gnus-use-toolbar)
711 (cons (current-buffer) bar)))))
713 (defun gnus-xmas-mail-strip-quoted-names (address)
714 "Protect mail-strip-quoted-names from nil input.
715 XEmacs compatibility workaround."
718 (mail-strip-quoted-names address)))
720 (defun gnus-xmas-call-region (command &rest args)
722 'call-process-region (point-min) (point-max) command t '(t nil) nil
725 (defvar gnus-xmas-modeline-left-extent
726 (let ((ext (copy-extent modeline-buffer-id-left-extent)))
729 (defvar gnus-xmas-modeline-right-extent
730 (let ((ext (copy-extent modeline-buffer-id-right-extent)))
733 (defvar gnus-xmas-modeline-glyph
735 (let* ((file-xpm (expand-file-name "gnus-pointer.xpm"
736 gnus-xmas-glyph-directory))
737 (file-xbm (expand-file-name "gnus-pointer.xbm"
738 gnus-xmas-glyph-directory))
741 (cond ((featurep 'xpm)
742 ;; Let's try a nifty XPM
743 `[xpm :file ,file-xpm])
745 ;; Then a not-so-nifty XBM
746 `[xbm :file ,file-xbm])
747 ;; Then the simple string
748 (t [string :data "Gnus:"])))))
749 (set-glyph-face glyph 'modeline-buffer-id)
752 (defun gnus-xmas-mode-line-buffer-identification (line)
753 (let ((line (car line))
756 ;; This is some weird type of id.
757 ((not (stringp line))
759 ;; This is non-standard, so we just pass it through.
760 ((not (string-match "^Gnus:" line))
762 ;; We have a standard line, so we colorize and glyphize it a bit.
764 (setq chop (match-end 0))
766 (if gnus-xmas-modeline-glyph
767 (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
768 (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
769 (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
771 (defun gnus-xmas-splash ()
772 (when (eq (device-type) 'x)
775 (defun gnus-xmas-annotation-in-region-p (b e)
776 (or (map-extents (lambda (e u) t) nil b e nil nil 'mm t)
778 (eq (cadr (memq 'gnus-undeletable (text-properties-at b))) t)
779 (text-property-any b e 'gnus-undeletable t))))
781 (defun gnus-xmas-mime-button-menu (event)
782 "Construct a context-sensitive menu of MIME commands."
784 (let ((response (get-popup-menu-response
786 ,@(mapcar (lambda (c) `[,(caddr c) ,(car c) t])
787 gnus-mime-button-commands)))))
788 (set-buffer (event-buffer event))
789 (goto-char (event-point event))
790 (funcall (event-function response) (event-object response))))
792 (defun gnus-group-add-icon ()
793 "Add an icon to the current line according to `gnus-group-icon-list'."
795 (end (progn (end-of-line) (point)))
796 ;; now find out where the line starts and leave point there.
797 (beg (progn (beginning-of-line) (point))))
799 (narrow-to-region beg end)
801 (when (search-forward "==&&==" nil t)
802 (let* ((group (gnus-group-group-name))
803 (entry (gnus-group-entry group))
804 (unread (if (numberp (car entry)) (car entry) 0))
805 (active (gnus-active group))
806 (total (if active (1+ (- (cdr active) (car active))) 0))
808 (method (gnus-server-get-method group (gnus-info-method info)))
809 (marked (gnus-info-marks info))
810 (mailp (memq 'mail (assoc (symbol-name
811 (car (or method gnus-select-method)))
812 gnus-valid-select-methods)))
813 (level (or (gnus-info-level info) gnus-level-killed))
814 (score (or (gnus-info-score info) 0))
815 (ticked (gnus-range-length (cdr (assq 'tick marked))))
816 (group-age (gnus-group-timestamp-delta group))
817 (inhibit-read-only t)
818 (list gnus-group-icon-list)
819 (mystart (match-beginning 0))
820 (myend (match-end 0)))
821 (goto-char (point-min))
823 (not (eval (caar list))))
824 (setq list (cdr list)))
826 (let* ((file (cdar list))
827 (glyph (gnus-group-icon-create-glyph
828 (buffer-substring mystart myend)
832 (mapcar 'delete-annotation (annotations-at myend))
833 (let ((ext (make-extent mystart myend))
834 (ant (make-annotation glyph myend 'text)))
835 ;; set text extent params
836 (set-extent-property ext 'end-open t)
837 (set-extent-property ext 'start-open t)
838 (set-extent-property ext 'invisible t)))
839 (delete-region mystart myend)))
840 (delete-region mystart myend))))
844 (defun gnus-group-icon-create-glyph (substring pixmap)
845 "Create a glyph for insertion into a group line."
847 (cdr-safe (assoc pixmap gnus-group-icon-cache))
848 (let* ((glyph (make-glyph
851 (expand-file-name pixmap gnus-xmas-glyph-directory))
853 (expand-file-name pixmap gnus-xmas-glyph-directory))
854 (cons 'tty substring)))))
855 (setq gnus-group-icon-cache
856 (cons (cons pixmap glyph) gnus-group-icon-cache))
857 (set-glyph-face glyph 'default)
860 (defun gnus-xmas-mailing-list-menu-add ()
861 (gnus-xmas-menu-add mailing-list
862 gnus-mailing-list-menu))
864 (defun gnus-xmas-image-type-available-p (type)
867 (defun gnus-xmas-create-image (file &optional type data-p &rest props)
870 (car (last (split-string file "[.]")))))
871 (face (plist-get props :face))
873 (when (equal type "pbm")
877 (insert-file-contents file))
878 (shell-command-on-region (point-min) (point-max)
879 "ppmtoxpm 2>/dev/null" t)
880 (setq file (buffer-string)
884 (if (equal type "xbm")
885 (make-glyph (list (cons 'x file)))
889 (insert-file-contents file))
893 (mm-image-type-from-buffer))
894 :data (buffer-string))))))
896 (set-glyph-face glyph face))
899 (defun gnus-xmas-put-image (glyph &optional string)
900 "Insert STRING, but display GLYPH.
901 Warning: Don't insert text immediately after the image."
902 (let ((begin (point))
904 (if (and (bobp) (not string))
908 (setq begin (1- begin)))
909 (setq extent (make-extent begin (point)))
910 (set-extent-property extent 'gnus-image t)
911 (set-extent-property extent 'duplicable t)
913 (set-extent-property extent 'invisible t))
914 (set-extent-property extent 'end-glyph glyph))
917 (defun gnus-xmas-remove-image (image)
920 (when (equal (extent-end-glyph ext) image)
921 (set-extent-property ext 'invisible nil)
922 (set-extent-property ext 'end-glyph nil))
924 nil nil nil nil nil 'gnus-image))
928 ;;; gnus-xmas.el ends here