1 ;;; gnus-xmas.el --- Gnus functions for XEmacs
3 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
4 ;; 2005, 2006, 2008 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 3, 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., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, 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)
44 (defgroup gnus-xmas nil
45 "XEmacsoid support for Gnus"
48 (defcustom gnus-xmas-glyph-directory nil
49 "Directory where Gnus logos and icons are located.
50 If this variable is nil, Gnus will try to locate the directory
52 :type '(choice (const :tag "autodetect" nil)
56 (unless gnus-xmas-glyph-directory
57 (unless (setq gnus-xmas-glyph-directory
58 (message-xmas-find-glyph-directory "gnus"))
59 (error "Can't find glyph directory. \
60 Possibly the `etc' directory has not been installed.")))
62 ;;; Internal variables.
64 ;; Don't warn about these undefined variables.
67 (defvar gnus-active-hashtb)
68 (defvar gnus-article-buffer)
69 (defvar gnus-auto-center-summary)
70 (defvar gnus-current-headers)
71 (defvar gnus-level-killed)
72 (defvar gnus-level-zombie)
73 (defvar gnus-newsgroup-bookmarks)
74 (defvar gnus-newsgroup-dependencies)
75 (defvar gnus-newsgroup-selected-overlay)
76 (defvar gnus-newsrc-hashtb)
77 (defvar gnus-read-mark)
78 (defvar gnus-refer-article-method)
79 (defvar gnus-reffed-article-number)
80 (defvar gnus-unread-mark)
82 (defvar gnus-view-pseudos)
83 (defvar gnus-view-pseudos-separately)
85 (defvar gnus-zombie-list)
86 ;;defined in gnus-msg.el
87 (defvar gnus-article-copy)
88 (defvar gnus-check-before-posting)
89 ;;defined in gnus-vis.el
90 (defvar gnus-article-button-face)
91 (defvar gnus-article-mouse-face)
92 (defvar gnus-summary-selected-face)
93 (defvar gnus-group-reading-menu)
94 (defvar gnus-group-group-menu)
95 (defvar gnus-group-misc-menu)
96 (defvar gnus-summary-article-menu)
97 (defvar gnus-summary-thread-menu)
98 (defvar gnus-summary-misc-menu)
99 (defvar gnus-summary-post-menu)
100 (defvar gnus-summary-kill-menu)
101 (defvar gnus-article-article-menu)
102 (defvar gnus-article-treatment-menu)
103 (defvar gnus-mouse-2)
104 (defvar standard-display-table)
105 (defvar gnus-tree-minimize-window)
106 ;;`gnus-agent-mode' in gnus-agent.el will define it.
107 (defvar gnus-agent-summary-mode)
108 (defvar gnus-draft-mode)
110 (defun gnus-xmas-highlight-selected-summary ()
111 ;; Highlight selected article in summary buffer
112 (when gnus-summary-selected-face
113 (when gnus-newsgroup-selected-overlay
114 (delete-extent gnus-newsgroup-selected-overlay))
115 (setq gnus-newsgroup-selected-overlay
116 (make-extent (point-at-bol) (point-at-eol)))
117 (set-extent-face gnus-newsgroup-selected-overlay
118 gnus-summary-selected-face)))
120 (defcustom gnus-xmas-force-redisplay nil
121 "*If non-nil, force a redisplay before recentering the summary buffer.
122 This is ugly, but it works around a bug in `window-displayed-height'."
126 (defun gnus-xmas-switch-horizontal-scrollbar-off ()
127 (when (featurep 'scrollbar)
128 (set-specifier scrollbar-height (cons (current-buffer) 0))))
130 (defun gnus-xmas-summary-recenter ()
131 "\"Center\" point in the summary window.
132 If `gnus-auto-center-summary' is nil, or the article buffer isn't
133 displayed, no centering will be performed."
134 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
135 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
136 ;; Force redisplay to get properly computed window height.
137 (when gnus-xmas-force-redisplay
139 (when gnus-auto-center-summary
140 (let* ((height (if (fboundp 'window-displayed-height)
141 (window-displayed-height)
142 (- (window-height) 2)))
143 (top (cond ((< height 4) 0)
145 (t (if (numberp gnus-auto-center-summary)
146 gnus-auto-center-summary
148 (bottom (save-excursion (goto-char (point-max))
149 (forward-line (- height))
151 (window (get-buffer-window (current-buffer))))
152 (when (get-buffer-window gnus-article-buffer)
153 ;; Only do recentering when the article buffer is displayed,
154 ;; Set the window start to either `bottom', which is the biggest
155 ;; possible valid number, or the second line from the top,
156 ;; whichever is the least.
157 ;; NOFORCE parameter suggested by Daniel Pittman <daniel@danann.net>.
159 window (min bottom (save-excursion (forward-line (- top)) (point)))
161 ;; Do horizontal recentering while we're at it.
162 (when (and (get-buffer-window (current-buffer) t)
163 (not (eq gnus-auto-center-summary 'vertical)))
164 (let ((selected (selected-window)))
165 (select-window (get-buffer-window (current-buffer) t))
166 (gnus-summary-position-point)
167 (gnus-horizontal-recenter)
168 (select-window selected))))))
170 (defun gnus-xmas-summary-set-display-table ()
171 ;; Setup the display table -- like `gnus-summary-setup-display-table',
172 ;; but done in an XEmacsish way.
173 (let ((table (make-display-table))
175 ;; Nix out all the control chars...
176 (while (>= (setq i (1- i)) 0)
177 (gnus-put-display-table i [??] table))
178 ;; ... but not newline and cr, of course. (cr is necessary for the
179 ;; selective display).
180 (gnus-put-display-table ?\n nil table)
181 (gnus-put-display-table ?\r nil table)
182 ;; We keep TAB as well.
183 (gnus-put-display-table ?\t nil table)
184 ;; We nix out any glyphs over 126 below ctl-arrow.
185 (let ((i (if (integerp ctl-arrow) ctl-arrow 160)))
186 (while (>= (setq i (1- i)) 127)
187 (unless (gnus-get-display-table i table)
188 (gnus-put-display-table i [??] table))))
189 ;; Can't use `set-specifier' because of a bug in 19.14 and earlier
190 (add-spec-to-specifier current-display-table table (current-buffer) nil)))
192 (defun gnus-xmas-add-text-properties (start end props &optional object)
193 (add-text-properties start end props object)
194 (put-text-property start end 'start-closed nil object))
196 (defun gnus-xmas-put-text-property (start end prop value &optional object)
197 (put-text-property start end prop value object)
198 (put-text-property start end 'start-closed nil object))
200 (defun gnus-xmas-extent-start-open (point)
201 (map-extents (lambda (extent arg)
202 (set-extent-property extent 'start-open t))
203 nil point (min (1+ (point)) (point-max))))
205 (defun gnus-xmas-article-push-button (event)
206 "Check text under the mouse pointer for a callback function.
207 If the text under the mouse pointer has a `gnus-callback' property,
208 call it with the value of the `gnus-data' text property."
210 (set-buffer (window-buffer (event-window event)))
211 (let* ((pos (event-closest-point event))
212 (data (get-text-property pos 'gnus-data))
213 (fun (get-text-property pos 'gnus-callback)))
216 (funcall fun data))))
218 (defun gnus-xmas-move-overlay (extent start end &optional buffer)
219 (set-extent-endpoints extent start end buffer))
221 (defun gnus-xmas-kill-all-overlays ()
222 "Delete all extents in the current buffer."
223 (map-extents (lambda (extent ignore)
224 (delete-extent extent)
227 (defun gnus-xmas-overlays-in (beg end)
228 "Return a list of the extents that overlap the region BEG ... END."
229 (mapcar-extents #'identity nil nil beg end))
231 (defun gnus-xmas-window-top-edge (&optional window)
232 (nth 1 (window-pixel-edges window)))
234 (defun gnus-xmas-tree-minimize ()
235 (when (and gnus-tree-minimize-window
236 (not (one-window-p)))
237 (let* ((window-min-height 2)
238 (height (1+ (count-lines (point-min) (point-max))))
239 (min (max (1- window-min-height) height))
240 (tot (if (numberp gnus-tree-minimize-window)
241 (min gnus-tree-minimize-window min)
243 (win (get-buffer-window (current-buffer)))
244 (wh (and win (1- (window-height win)))))
247 (let ((selected (selected-window)))
249 (enlarge-window (- tot wh))
250 (select-window selected))))))
252 ;; Select the lowest window on the frame.
253 (defun gnus-xmas-select-lowest-window ()
254 (let* ((lowest-window (selected-window))
255 (bottom-edge (car (cdr (cdr (cdr (window-pixel-edges))))))
256 (last-window (previous-window))
259 (let* ((this-window (next-window))
260 (next-bottom-edge (car (cdr (cdr (cdr
263 (when (< bottom-edge next-bottom-edge)
264 (setq bottom-edge next-bottom-edge)
265 (setq lowest-window this-window))
267 (select-window this-window)
268 (when (eq last-window this-window)
269 (select-window lowest-window)
270 (setq window-search nil))))))
272 (defmacro gnus-xmas-menu-add (type &rest menus)
273 `(gnus-xmas-menu-add-1 ',type ',menus))
274 (put 'gnus-xmas-menu-add 'lisp-indent-function 1)
276 (defun gnus-xmas-menu-add-1 (type menus)
277 (when (and menu-bar-mode
278 (gnus-visual-p (intern (format "%s-menu" type)) 'menu))
280 (easy-menu-add (symbol-value (pop menus))))))
282 (defun gnus-xmas-group-menu-add ()
283 (gnus-xmas-menu-add group
284 gnus-group-reading-menu gnus-group-group-menu gnus-group-misc-menu))
286 (defun gnus-xmas-summary-menu-add ()
287 (gnus-xmas-menu-add summary
288 gnus-summary-misc-menu gnus-summary-kill-menu
289 gnus-summary-article-menu gnus-summary-thread-menu
290 gnus-summary-post-menu ))
292 (defun gnus-xmas-article-menu-add ()
293 (gnus-xmas-menu-add article
294 gnus-article-article-menu gnus-article-treatment-menu
295 gnus-article-post-menu gnus-article-commands-menu))
297 (defun gnus-xmas-score-menu-add ()
298 (gnus-xmas-menu-add score
301 (defun gnus-xmas-pick-menu-add ()
302 (gnus-xmas-menu-add pick
305 (defun gnus-xmas-topic-menu-add ()
306 (gnus-xmas-menu-add topic
309 (defun gnus-xmas-binary-menu-add ()
310 (gnus-xmas-menu-add binary
313 (defun gnus-xmas-agent-summary-menu-add ()
314 (gnus-xmas-menu-add agent-summary
315 gnus-agent-summary-menu))
317 (defun gnus-xmas-agent-group-menu-add ()
318 (gnus-xmas-menu-add agent-group
319 gnus-agent-group-menu))
321 (defun gnus-xmas-agent-server-menu-add ()
322 (gnus-xmas-menu-add agent-server
323 gnus-agent-server-menu))
325 (defun gnus-xmas-tree-menu-add ()
326 (gnus-xmas-menu-add tree
329 (defun gnus-xmas-draft-menu-add ()
330 (gnus-xmas-menu-add draft
333 (defun gnus-xmas-server-menu-add ()
334 (gnus-xmas-menu-add menu
335 gnus-server-server-menu gnus-server-connections-menu))
337 (defun gnus-xmas-browse-menu-add ()
338 (gnus-xmas-menu-add browse
341 (defun gnus-xmas-read-event-char (&optional prompt)
342 "Get the next event."
344 (message "%s" prompt))
345 (let ((event (next-command-event)))
347 ;; We junk all non-key events. Is this naughty?
348 (while (not (or (key-press-event-p event)
349 (button-press-event-p event)))
350 (dispatch-event event)
351 (setq event (next-command-event)))
352 (cons (and (key-press-event-p event)
353 (event-to-character event))
356 (defun gnus-xmas-article-describe-bindings (&optional prefix)
357 "Show a list of all defined keys, and their definitions.
358 The optional argument PREFIX, if non-nil, should be a key sequence;
359 then we display only bindings that start with that prefix."
361 (gnus-article-check-buffer)
362 (let ((keymap (copy-keymap gnus-article-mode-map))
363 (map (copy-keymap gnus-article-send-map))
364 (sumkeys (where-is-internal 'gnus-article-read-summary-keys))
366 (define-key keymap "S" map)
367 (set-keymap-default-binding map nil)
368 (with-current-buffer gnus-article-current-summary
369 (let ((def (key-binding "S"))
371 (set-keymap-parent map (if (symbolp def)
374 (dolist (key sumkeys)
375 (when (setq def (key-binding key))
376 (define-key keymap key def))))
377 (when (boundp 'gnus-agent-summary-mode)
378 (setq agent gnus-agent-summary-mode))
379 (when (boundp 'gnus-draft-mode)
380 (setq draft gnus-draft-mode)))
382 (setq major-mode 'gnus-article-mode)
383 (use-local-map keymap)
384 (set (make-local-variable 'gnus-agent-summary-mode) agent)
385 (set (make-local-variable 'gnus-draft-mode) draft)
386 (describe-bindings prefix))))
388 (defun gnus-xmas-define ()
389 (setq gnus-mouse-2 [button2])
390 (setq gnus-mouse-3 [button3])
391 (setq gnus-widget-button-keymap widget-button-keymap)
393 (unless (memq 'underline (face-list))
394 (and (fboundp 'make-face)
395 (funcall (intern "make-face") 'underline)))
396 ;; Must avoid calling set-face-underline-p directly, because it
397 ;; is a defsubst in emacs19, and will make the .elc files non
399 (unless (face-differs-from-default-p 'underline)
400 (funcall (intern "set-face-underline-p") 'underline t))
403 ((fboundp 'char-or-char-int-p)
404 ;; Handle both types of marks for XEmacs-20.x.
405 (defalias 'gnus-characterp 'char-or-char-int-p))
406 ;; V19 of XEmacs, probably.
408 (defalias 'gnus-characterp 'characterp)))
410 (defalias 'gnus-make-overlay
411 (lambda (beg end &optional buffer front-advance rear-advance)
412 "Create a new overlay with range BEG to END in BUFFER.
413 FRONT-ADVANCE and REAR-ADVANCE are ignored."
414 (make-extent beg end buffer)))
416 (defalias 'gnus-delete-overlay 'delete-extent)
417 (defalias 'gnus-overlay-get 'extent-property)
418 (defalias 'gnus-overlay-put 'set-extent-property)
419 (defalias 'gnus-move-overlay 'gnus-xmas-move-overlay)
420 (defalias 'gnus-overlay-buffer 'extent-object)
421 (defalias 'gnus-overlay-start 'extent-start-position)
422 (defalias 'gnus-overlay-end 'extent-end-position)
423 (defalias 'gnus-overlays-in 'gnus-xmas-overlays-in)
424 (defalias 'gnus-kill-all-overlays 'gnus-xmas-kill-all-overlays)
425 (defalias 'gnus-extent-detached-p 'extent-detached-p)
426 (defalias 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
427 (defalias 'gnus-put-text-property 'gnus-xmas-put-text-property)
428 (defalias 'gnus-deactivate-mark 'ignore)
429 (defalias 'gnus-window-edges 'window-pixel-edges)
430 (defalias 'gnus-assq-delete-all 'gnus-xmas-assq-delete-all)
432 (unless (boundp 'standard-display-table)
433 (setq standard-display-table nil))
435 (defvar gnus-mouse-face-prop 'highlight)
437 (defun gnus-byte-code (func)
438 "Return a form that can be `eval'ed based on FUNC."
439 (let ((fval (indirect-function func)))
440 (if (compiled-function-p fval)
442 (cons 'progn (cdr (cdr fval))))))
444 (unless (fboundp 'match-string-no-properties)
445 (defalias 'match-string-no-properties 'match-string))
447 (defalias 'gnus-x-color-values
448 (if (fboundp 'x-color-values)
451 (color-instance-rgb-components
452 (make-color-instance color)))))
454 (unless (fboundp 'char-width)
455 (defalias 'char-width (lambda (ch) 1))))
457 (defun gnus-xmas-redefine ()
458 "Redefine lots of Gnus functions for XEmacs."
459 (defalias 'gnus-summary-set-display-table 'gnus-xmas-summary-set-display-table)
460 (defalias 'gnus-visual-turn-off-edit-menu 'identity)
461 (defalias 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
462 (defalias 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
463 (defalias 'gnus-article-push-button 'gnus-xmas-article-push-button)
464 (defalias 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
465 (defalias 'gnus-read-event-char 'gnus-xmas-read-event-char)
466 (defalias 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
467 (defalias 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
468 (defalias 'gnus-select-lowest-window
469 'gnus-xmas-select-lowest-window)
470 (defalias 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
471 (defalias 'gnus-character-to-event 'character-to-event)
472 (defalias 'gnus-mode-line-buffer-identification
473 'gnus-xmas-mode-line-buffer-identification)
474 (defalias 'gnus-key-press-event-p 'key-press-event-p)
475 (defalias 'gnus-region-active-p 'region-active-p)
476 (defalias 'gnus-mark-active-p 'region-exists-p)
477 (defalias 'gnus-annotation-in-region-p 'gnus-xmas-annotation-in-region-p)
478 (defalias 'gnus-mime-button-menu 'gnus-xmas-mime-button-menu)
479 (defalias 'gnus-mime-security-button-menu
480 'gnus-xmas-mime-security-button-menu)
481 (defalias 'gnus-image-type-available-p 'gnus-xmas-image-type-available-p)
482 (defalias 'gnus-put-image 'gnus-xmas-put-image)
483 (defalias 'gnus-create-image 'gnus-xmas-create-image)
484 (defalias 'gnus-remove-image 'gnus-xmas-remove-image)
485 (defalias 'gnus-article-describe-bindings
486 'gnus-xmas-article-describe-bindings)
488 ;; These ones are not defcutom'ed, sometimes not even defvar'ed. They
489 ;; probably should. If that is done, the code below should then be moved
490 ;; where each variable is defined, in order not to mess with user settings.
492 (add-hook 'gnus-score-mode-hook 'gnus-xmas-score-menu-add)
493 (add-hook 'gnus-binary-mode-hook 'gnus-xmas-binary-menu-add)
494 (add-hook 'gnus-server-mode-hook 'gnus-xmas-server-menu-add)
495 (add-hook 'gnus-browse-mode-hook 'gnus-xmas-browse-menu-add)
496 (add-hook 'gnus-draft-mode-hook 'gnus-xmas-draft-menu-add)
497 (add-hook 'gnus-mailing-list-mode-hook 'gnus-xmas-mailing-list-menu-add))
500 ;;; XEmacs logo and toolbar.
502 (defun gnus-xmas-group-startup-message (&optional x y)
503 "Insert startup message in current buffer."
504 ;; Insert the message.
507 ((and (console-on-window-system-p)
510 (let* ((logo-xpm (expand-file-name "gnus.xpm" gnus-xmas-glyph-directory))
511 (logo-xbm (expand-file-name "gnus.xbm" gnus-xmas-glyph-directory))
513 (cond ((featurep 'xpm)
517 (("thing" . ,(car gnus-logo-colors))
518 ("shadow" . ,(cadr gnus-logo-colors))
520 ("background" . ,(face-background 'default)))])
522 `[xbm :file ,logo-xbm])
525 (set-extent-begin-glyph (make-extent (point) (point)) glyph)
526 (goto-char (point-min))
528 (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
531 (setq gnus-simple-splash nil))
532 (goto-char (point-min))
533 (let* ((pheight (+ 20 (count-lines (point-min) (point-max))))
534 (wheight (window-height))
535 (rest (- wheight pheight)))
536 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
541 _ ___ __ ___ __ _ ___
561 (gnus-indent-rigidly (point-min) (point-max)
562 (/ (max (- (window-width) (or x 46)) 0) 2))
563 (goto-char (point-min))
565 (let* ((pheight (count-lines (point-min) (point-max)))
566 (wheight (window-height))
567 (rest (- wheight pheight)))
568 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
570 (put-text-property (point-min) (point-max) 'face 'gnus-splash)))
571 (setq modeline-buffer-identification
572 (list (concat gnus-version ": *Group*")))
573 (set-buffer-modified-p t))
578 (defun gnus-xmas-update-toolbars ()
579 "Update the toolbars' appearance."
580 (when (and (not noninteractive)
581 (featurep 'gnus-xmas))
583 (dolist (buffer (buffer-list))
585 (cond ((eq major-mode 'gnus-group-mode)
586 (gnus-xmas-setup-group-toolbar))
587 ((eq major-mode 'gnus-summary-mode)
588 (gnus-xmas-setup-summary-toolbar)))))))
590 (defcustom gnus-use-toolbar (if (featurep 'toolbar) 'default)
591 "*Position to display the toolbar. Nil means do not use a toolbar.
592 If it is non-nil, it should be one of the symbols `default', `top',
593 `bottom', `right', and `left'. `default' means to use the default
594 toolbar, the rest mean to display the toolbar on the place which those
596 :type '(choice (const default)
597 (const top) (const bottom) (const left) (const right)
598 (const :tag "no toolbar" nil))
599 :set (lambda (symbol value)
603 (memq value (list 'default 'top 'bottom 'right 'left)))
606 (gnus-xmas-update-toolbars))
609 (defcustom gnus-toolbar-thickness
610 (if (featurep 'toolbar)
611 (cons (specifier-instance default-toolbar-height)
612 (specifier-instance default-toolbar-width)))
613 "*Cons of the height and the width specifying the thickness of a toolbar.
614 The height is used for the toolbar displayed on the top or the bottom,
615 the width is used for the toolbar displayed on the right or the left."
616 :type '(cons :tag "height & width"
617 (integer :tag "height") (integer :tag "width"))
618 :set (lambda (symbol value)
621 (if (and (consp value) (natnump (car value)) (natnump (cdr value)))
624 (gnus-xmas-update-toolbars))
627 (defvar gnus-group-toolbar
628 '([gnus-group-get-new-news gnus-group-get-new-news t "Get new news"]
629 [gnus-group-get-new-news-this-group
630 gnus-group-get-new-news-this-group t "Get new news in this group"]
631 [gnus-group-catchup-current
632 gnus-group-catchup-current t "Catchup group"]
633 [gnus-group-describe-group
634 gnus-group-describe-group t "Describe group"]
635 [gnus-group-unsubscribe gnus-group-unsubscribe t "Unsubscribe group"]
636 [gnus-group-subscribe gnus-group-subscribe t "Subscribe group"]
637 [gnus-group-kill-group gnus-group-kill-group t "Kill group"]
638 [gnus-summary-mail-save
639 gnus-group-save-newsrc t "Save .newsrc files"] ; borrowed icon.
640 [gnus-group-exit gnus-group-exit t "Exit Gnus"])
641 "The group buffer toolbar.")
643 (defvar gnus-summary-toolbar
644 '([gnus-summary-prev-unread
645 gnus-summary-prev-page-or-article t "Page up"]
646 [gnus-summary-next-unread
647 gnus-summary-next-page t "Page down"]
648 [gnus-summary-post-news
649 gnus-summary-post-news t "Post an article"]
650 [gnus-summary-followup-with-original
651 gnus-summary-followup-with-original t
652 "Post a followup and yank the original"]
653 [gnus-summary-followup
654 gnus-summary-followup t "Post a followup"]
655 [gnus-summary-reply-with-original
656 gnus-summary-reply-with-original t "Mail a reply and yank the original"]
658 gnus-summary-reply t "Mail a reply"]
659 [gnus-summary-caesar-message
660 gnus-summary-caesar-message t "Rot 13"]
662 gnus-uu-decode-uu t "Decode uuencoded articles"]
663 [gnus-summary-save-article-file
664 gnus-summary-save-article-file t "Save article in file"]
665 [gnus-summary-save-article
666 gnus-summary-save-article t "Save article"]
668 gnus-uu-post-news t "Post a uuencoded article"]
669 [gnus-summary-cancel-article
670 gnus-summary-cancel-article t "Cancel article"]
671 [gnus-summary-catchup
672 gnus-summary-catchup t "Catchup"]
673 [gnus-summary-catchup-and-exit
674 gnus-summary-catchup-and-exit t "Catchup and exit"]
675 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
676 "The summary buffer toolbar.")
678 (defvar gnus-summary-mail-toolbar
680 [gnus-summary-prev-unread
681 gnus-summary-prev-unread-article t "Prev unread article"]
682 [gnus-summary-next-unread
683 gnus-summary-next-unread-article t "Next unread article"]
684 [gnus-summary-mail-reply gnus-summary-reply t "Reply"]
685 [gnus-summary-mail-originate gnus-summary-post-news t "Originate"]
686 [gnus-summary-mail-save gnus-summary-save-article t "Save"]
687 [gnus-summary-mail-copy gnus-summary-copy-article t "Copy message"]
688 [gnus-summary-mail-forward gnus-summary-mail-forward t "Forward message"]
689 [gnus-summary-caesar-message
690 gnus-summary-caesar-message t "Rot 13"]
692 gnus-uu-decode-uu t "Decode uuencoded articles"]
693 [gnus-summary-save-article-file
694 gnus-summary-save-article-file t "Save article in file"]
695 [gnus-summary-save-article
696 gnus-summary-save-article t "Save article"]
697 [gnus-summary-cancel-article ; usenet : cancellation :: mail : deletion.
698 gnus-summary-delete-article t "Delete message"]
699 [gnus-summary-catchup
700 gnus-summary-catchup t "Catchup"]
701 [gnus-summary-catchup-and-exit
702 gnus-summary-catchup-and-exit t "Catchup and exit"]
703 [gnus-summary-exit gnus-summary-exit t "Exit this summary"])
704 "The summary buffer mail toolbar.")
706 (defun gnus-xmas-setup-toolbar (toolbar)
707 (when (featurep 'toolbar)
708 (if (and gnus-use-toolbar
709 (message-xmas-setup-toolbar toolbar nil "gnus"))
710 (let ((bar (or (intern-soft (format "%s-toolbar" gnus-use-toolbar))
712 (height (car gnus-toolbar-thickness))
713 (width (cdr gnus-toolbar-thickness))
714 (cur (current-buffer))
716 (set-specifier (symbol-value bar) toolbar cur)
717 (set-specifier default-toolbar-height height cur)
718 (set-specifier default-toolbar-width width cur)
719 (set-specifier top-toolbar-height height cur)
720 (set-specifier bottom-toolbar-height height cur)
721 (set-specifier right-toolbar-width width cur)
722 (set-specifier left-toolbar-width width cur)
723 (if (eq bar 'default-toolbar)
725 (remove-specifier default-toolbar-visible-p cur)
726 (remove-specifier top-toolbar cur)
727 (remove-specifier top-toolbar-visible-p cur)
728 (remove-specifier bottom-toolbar cur)
729 (remove-specifier bottom-toolbar-visible-p cur)
730 (remove-specifier right-toolbar cur)
731 (remove-specifier right-toolbar-visible-p cur)
732 (remove-specifier left-toolbar cur)
733 (remove-specifier left-toolbar-visible-p cur))
734 (set-specifier (symbol-value (intern (format "%s-visible-p" bar)))
736 (setq bars (delq bar (list 'default-toolbar
737 'bottom-toolbar 'top-toolbar
738 'right-toolbar 'left-toolbar)))
740 (set-specifier (symbol-value (intern (format "%s-visible-p"
743 (let ((cur (current-buffer)))
744 (set-specifier default-toolbar-visible-p nil cur)
745 (set-specifier top-toolbar-visible-p nil cur)
746 (set-specifier bottom-toolbar-visible-p nil cur)
747 (set-specifier right-toolbar-visible-p nil cur)
748 (set-specifier left-toolbar-visible-p nil cur)))))
750 (defun gnus-xmas-setup-group-toolbar ()
751 (gnus-xmas-setup-toolbar gnus-group-toolbar))
753 (defun gnus-xmas-setup-summary-toolbar ()
754 (gnus-xmas-setup-toolbar (if (gnus-news-group-p gnus-newsgroup-name)
756 gnus-summary-mail-toolbar)))
758 (defun gnus-xmas-mail-strip-quoted-names (address)
759 "Protect mail-strip-quoted-names from nil input.
760 XEmacs compatibility workaround."
763 (mail-strip-quoted-names address)))
765 (defun gnus-xmas-call-region (command &rest args)
767 'call-process-region (point-min) (point-max) command t '(t nil) nil
770 (defvar gnus-xmas-modeline-left-extent
771 (let ((ext (copy-extent modeline-buffer-id-left-extent)))
774 (defvar gnus-xmas-modeline-right-extent
775 (let ((ext (copy-extent modeline-buffer-id-right-extent)))
778 (defvar gnus-xmas-modeline-glyph
780 (let* ((file-xpm (expand-file-name "gnus-pointer.xpm"
781 gnus-xmas-glyph-directory))
782 (file-xbm (expand-file-name "gnus-pointer.xbm"
783 gnus-xmas-glyph-directory))
786 (cond ((featurep 'xpm)
787 ;; Let's try a nifty XPM
788 `[xpm :file ,file-xpm])
790 ;; Then a not-so-nifty XBM
791 `[xbm :file ,file-xbm])
792 ;; Then the simple string
793 (t [string :data "Gnus:"])))))
794 (set-glyph-face glyph 'modeline-buffer-id)
797 (defun gnus-xmas-mode-line-buffer-identification (line)
798 (let ((line (car line))
801 ;; This is some weird type of id.
802 ((not (stringp line))
804 ;; This is non-standard, so we just pass it through.
805 ((not (string-match "^Gnus:" line))
807 ;; We have a standard line, so we colorize and glyphize it a bit.
809 (setq chop (match-end 0))
811 (if gnus-xmas-modeline-glyph
812 (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
813 (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
814 (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
816 (defun gnus-xmas-splash ()
817 (when (eq (device-type) 'x)
820 (defun gnus-xmas-annotation-in-region-p (b e)
821 (or (map-extents (lambda (e u) t) nil b e nil nil 'mm t)
823 (eq (cadr (memq 'gnus-undeletable (text-properties-at b))) t)
824 (text-property-any b e 'gnus-undeletable t))))
826 (defun gnus-xmas-mime-button-menu (event prefix)
827 "Construct a context-sensitive menu of MIME commands."
829 (let ((response (get-popup-menu-response
831 ,@(mapcar (lambda (c) `[,(caddr c) ,(car c) t])
832 gnus-mime-button-commands)))))
833 (set-buffer (event-buffer event))
834 (goto-char (event-point event))
835 (funcall (event-function response) (event-object response))))
837 (defun gnus-xmas-mime-security-button-menu (event prefix)
838 "Construct a context-sensitive menu of security commands."
841 (get-popup-menu-response
845 (unless (eq (car c) 'undefined)
846 `[,(caddr c) ,(car c) t]))
847 gnus-mime-security-button-commands))))))
848 (set-buffer (event-buffer event))
849 (goto-char (event-point event))
850 (funcall (event-function response) (event-object response))))
852 (defun gnus-group-add-icon ()
853 "Add an icon to the current line according to `gnus-group-icon-list'."
856 ;; now find out where the line starts and leave point there.
857 (beg (progn (beginning-of-line) (point))))
859 (narrow-to-region beg end)
861 (when (search-forward "==&&==" nil t)
862 (let* ((group (gnus-group-group-name))
863 (entry (gnus-group-entry group))
864 (unread (if (numberp (car entry)) (car entry) 0))
865 (active (gnus-active group))
866 (total (if active (1+ (- (cdr active) (car active))) 0))
868 (method (gnus-server-get-method group (gnus-info-method info)))
869 (marked (gnus-info-marks info))
870 (mailp (memq 'mail (assoc (symbol-name
871 (car (or method gnus-select-method)))
872 gnus-valid-select-methods)))
873 (level (or (gnus-info-level info) gnus-level-killed))
874 (score (or (gnus-info-score info) 0))
875 (ticked (gnus-range-length (cdr (assq 'tick marked))))
876 (group-age (gnus-group-timestamp-delta group))
877 (inhibit-read-only t)
878 (list gnus-group-icon-list)
879 (mystart (match-beginning 0))
880 (myend (match-end 0)))
881 (goto-char (point-min))
883 (not (eval (caar list))))
884 (setq list (cdr list)))
886 (let* ((file (cdar list))
887 (glyph (gnus-group-icon-create-glyph
888 (buffer-substring mystart myend)
892 (mapc 'delete-annotation (annotations-at myend))
893 (let ((ext (make-extent mystart myend))
894 (ant (make-annotation glyph myend 'text)))
895 ;; set text extent params
896 (set-extent-property ext 'end-open t)
897 (set-extent-property ext 'start-open t)
898 (set-extent-property ext 'invisible t)))
899 (delete-region mystart myend)))
900 (delete-region mystart myend))))
904 (defun gnus-group-icon-create-glyph (substring pixmap)
905 "Create a glyph for insertion into a group line."
907 (cdr-safe (assoc pixmap gnus-group-icon-cache))
908 (let* ((glyph (make-glyph
911 (expand-file-name pixmap gnus-xmas-glyph-directory))
913 (expand-file-name pixmap gnus-xmas-glyph-directory))
914 (cons 'tty substring)))))
915 (setq gnus-group-icon-cache
916 (cons (cons pixmap glyph) gnus-group-icon-cache))
917 (set-glyph-face glyph 'default)
920 (defun gnus-xmas-mailing-list-menu-add ()
921 (gnus-xmas-menu-add mailing-list
922 gnus-mailing-list-menu))
924 (defun gnus-xmas-image-type-available-p (type)
925 (and (if (fboundp 'display-images-p)
928 (featurep (if (eq type 'pbm) 'xbm type))))
930 (defun gnus-xmas-create-image (file &optional type data-p &rest props)
933 (car (last (split-string file "[.]")))))
934 (face (plist-get props :face))
936 (when (equal type "pbm")
940 (insert-file-contents-literally file))
941 (shell-command-on-region (point-min) (point-max)
942 "ppmtoxpm 2>/dev/null" t)
943 (setq file (buffer-string)
947 (if (equal type "xbm")
948 (make-glyph (list (cons 'x file)))
952 (insert-file-contents-literally file))
956 (mm-image-type-from-buffer))
957 :data (buffer-string))))))
959 (set-glyph-face glyph face))
962 (defun gnus-xmas-put-image (glyph &optional string category)
963 "Insert STRING, but display GLYPH.
964 Warning: Don't insert text immediately after the image."
965 (let ((begin (point))
967 (if (and (bobp) (not string))
971 (setq begin (1- begin)))
972 (setq extent (make-extent begin (point)))
973 (set-extent-property extent 'gnus-image category)
974 (set-extent-property extent 'duplicable t)
976 (set-extent-property extent 'invisible t))
977 (set-extent-property extent 'end-glyph glyph))
980 (defun gnus-xmas-remove-image (image &optional category)
981 "Remove the image matching IMAGE and CATEGORY found first."
984 (when (equal (extent-end-glyph ext) image)
985 (set-extent-property ext 'invisible nil)
986 (set-extent-property ext 'end-glyph nil)
988 nil nil nil nil nil 'gnus-image category))
990 (defun gnus-xmas-assq-delete-all (key alist)
992 (while (setq elem (assq key alist))
993 (setq alist (delq elem alist)))
998 ;;; arch-tag: 4e84de3f-ea0a-4ee3-bfeb-e03d46fcacef
999 ;;; gnus-xmas.el ends here