1 ;;; gnus-xmas.el --- Gnus functions for XEmacs
2 ;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc.
4 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; This file is part of GNU Emacs.
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
29 (defvar menu-bar-mode (featurep 'menubar))
30 (require 'messagexmas)
32 (defgroup gnus-xmas nil
33 "XEmacsoid support for Gnus"
36 (defcustom gnus-xmas-glyph-directory nil
37 "Directory where Gnus logos and icons are located.
38 If this variable is nil, Gnus will try to locate the directory
40 :type '(choice (const :tag "autodetect" nil)
44 ;;(format "%02x%02x%02x" 114 66 20) "724214"
46 (defvar gnus-xmas-logo-color-alist
47 '((flame "#cc3300" "#ff2200")
48 (pine "#c0cc93" "#f8ffb8")
49 (moss "#a1cc93" "#d2ffb8")
50 (irish "#04cc90" "#05ff97")
51 (sky "#049acc" "#05deff")
52 (tin "#6886cc" "#82b6ff")
53 (velvet "#7c68cc" "#8c82ff")
54 (grape "#b264cc" "#cf7df")
55 (labia "#cc64c2" "#fd7dff")
56 (berry "#cc6485" "#ff7db5")
57 (dino "#724214" "#1e3f03")
58 (neutral "#b4b4b4" "#878787")
59 (september "#bf9900" "#ffcc00"))
60 "Color alist used for the Gnus logo.")
62 (defcustom gnus-xmas-logo-color-style 'dino
63 "*Color styles used for the Gnus logo."
64 :type '(choice (const flame) (const pine) (const moss)
65 (const irish) (const sky) (const tin)
66 (const velvet) (const grape) (const labia)
67 (const berry) (const neutral) (const september)
71 (defvar gnus-xmas-logo-colors
72 (cdr (assq gnus-xmas-logo-color-style gnus-xmas-logo-color-alist))
73 "Colors used for the Gnus logo.")
75 (defcustom gnus-article-x-face-command
76 (if (or (featurep 'xface)
78 'gnus-xmas-article-display-xface
79 "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | xv -quit -")
80 "*String or function to be executed to display an X-Face header.
81 If it is a string, the command will be executed in a sub-shell
82 asynchronously. The compressed face will be piped to this command."
83 :type '(choice string function))
85 ;;; Internal variables.
87 ;; Don't warn about these undefined variables.
89 (defvar gnus-group-mode-hook)
90 (defvar gnus-summary-mode-hook)
91 (defvar gnus-article-mode-hook)
94 (defvar gnus-active-hashtb)
95 (defvar gnus-article-buffer)
96 (defvar gnus-auto-center-summary)
97 (defvar gnus-current-headers)
98 (defvar gnus-level-killed)
99 (defvar gnus-level-zombie)
100 (defvar gnus-newsgroup-bookmarks)
101 (defvar gnus-newsgroup-dependencies)
102 (defvar gnus-newsgroup-selected-overlay)
103 (defvar gnus-newsrc-hashtb)
104 (defvar gnus-read-mark)
105 (defvar gnus-refer-article-method)
106 (defvar gnus-reffed-article-number)
107 (defvar gnus-unread-mark)
108 (defvar gnus-version)
109 (defvar gnus-view-pseudos)
110 (defvar gnus-view-pseudos-separately)
112 (defvar gnus-zombie-list)
113 ;;defined in gnus-msg.el
114 (defvar gnus-article-copy)
115 (defvar gnus-check-before-posting)
116 ;;defined in gnus-vis.el
117 (defvar gnus-article-button-face)
118 (defvar gnus-article-mouse-face)
119 (defvar gnus-summary-selected-face)
120 (defvar gnus-group-reading-menu)
121 (defvar gnus-group-group-menu)
122 (defvar gnus-group-misc-menu)
123 (defvar gnus-summary-article-menu)
124 (defvar gnus-summary-thread-menu)
125 (defvar gnus-summary-misc-menu)
126 (defvar gnus-summary-post-menu)
127 (defvar gnus-summary-kill-menu)
128 (defvar gnus-article-article-menu)
129 (defvar gnus-article-treatment-menu)
130 (defvar gnus-mouse-2)
131 (defvar standard-display-table)
132 (defvar gnus-tree-minimize-window)
134 (defun gnus-xmas-set-text-properties (start end props &optional buffer)
135 "You should NEVER use this function. It is ideologically blasphemous.
136 It is provided only to ease porting of broken FSF Emacs programs."
139 (map-extents (lambda (extent ignored)
140 (remove-text-properties
142 (list (extent-property extent 'text-prop) nil)
145 buffer start end nil nil 'text-prop)
146 (gnus-add-text-properties start end props buffer)))
148 (defun gnus-xmas-highlight-selected-summary ()
149 ;; Highlight selected article in summary buffer
150 (when gnus-summary-selected-face
151 (when gnus-newsgroup-selected-overlay
152 (delete-extent gnus-newsgroup-selected-overlay))
153 (setq gnus-newsgroup-selected-overlay
154 (make-extent (gnus-point-at-bol) (gnus-point-at-eol)))
155 (set-extent-face gnus-newsgroup-selected-overlay
156 gnus-summary-selected-face)))
158 (defcustom gnus-xmas-force-redisplay nil
159 "*If non-nil, force a redisplay before recentering the summary buffer.
160 This is ugly, but it works around a bug in `window-displayed-height'."
164 (defun gnus-xmas-switch-horizontal-scrollbar-off ()
165 (when (featurep 'scrollbar)
166 (set-specifier scrollbar-height (cons (current-buffer) 0))))
168 (defun gnus-xmas-summary-recenter ()
169 "\"Center\" point in the summary window.
170 If `gnus-auto-center-summary' is nil, or the article buffer isn't
171 displayed, no centering will be performed."
172 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
173 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
174 ;; Force redisplay to get properly computed window height.
175 (when gnus-xmas-force-redisplay
177 (when gnus-auto-center-summary
178 (let* ((height (if (fboundp 'window-displayed-height)
179 (window-displayed-height)
180 (- (window-height) 2)))
181 (top (cond ((< height 4) 0)
184 (bottom (save-excursion (goto-char (point-max))
185 (forward-line (- height))
187 (window (get-buffer-window (current-buffer))))
188 (when (get-buffer-window gnus-article-buffer)
189 ;; Only do recentering when the article buffer is displayed,
190 ;; Set the window start to either `bottom', which is the biggest
191 ;; possible valid number, or the second line from the top,
192 ;; whichever is the least.
194 window (min bottom (save-excursion (forward-line (- top)) (point)))))
195 ;; Do horizontal recentering while we're at it.
196 (when (and (get-buffer-window (current-buffer) t)
197 (not (eq gnus-auto-center-summary 'vertical)))
198 (let ((selected (selected-window)))
199 (select-window (get-buffer-window (current-buffer) t))
200 (gnus-summary-position-point)
201 (gnus-horizontal-recenter)
202 (select-window selected))))))
204 (defun gnus-xmas-summary-set-display-table ()
205 ;; Setup the display table -- like `gnus-summary-setup-display-table',
206 ;; but done in an XEmacsish way.
207 (let ((table (make-display-table))
209 ;; Nix out all the control chars...
210 (while (>= (setq i (1- i)) 0)
212 ;; ... but not newline and cr, of course. (cr is necessary for the
213 ;; selective display).
216 ;; We keep TAB as well.
218 ;; We nix out any glyphs over 126 below ctl-arrow.
219 (let ((i (if (integerp ctl-arrow) ctl-arrow 160)))
220 (while (>= (setq i (1- i)) 127)
221 (unless (aref table i)
222 (aset table i [??]))))
223 ;; Can't use `set-specifier' because of a bug in 19.14 and earlier
224 (add-spec-to-specifier current-display-table table (current-buffer) nil)))
226 (defun gnus-xmas-add-text-properties (start end props &optional object)
227 (add-text-properties start end props object)
228 (put-text-property start end 'start-closed nil object))
230 (defun gnus-xmas-put-text-property (start end prop value &optional object)
231 (put-text-property start end prop value object)
232 (put-text-property start end 'start-closed nil object))
234 (defun gnus-xmas-extent-start-open (point)
235 (map-extents (lambda (extent arg)
236 (set-extent-property extent 'start-open t))
237 nil point (min (1+ (point)) (point-max))))
239 (defun gnus-xmas-article-push-button (event)
240 "Check text under the mouse pointer for a callback function.
241 If the text under the mouse pointer has a `gnus-callback' property,
242 call it with the value of the `gnus-data' text property."
244 (set-buffer (window-buffer (event-window event)))
245 (let* ((pos (event-closest-point event))
246 (data (get-text-property pos 'gnus-data))
247 (fun (get-text-property pos 'gnus-callback)))
249 (funcall fun data))))
251 (defun gnus-xmas-move-overlay (extent start end &optional buffer)
252 (set-extent-endpoints extent start end buffer))
254 (defun gnus-xmas-kill-all-overlays ()
255 "Delete all extents in the current buffer."
256 (map-extents (lambda (extent ignore)
257 (delete-extent extent)
260 ;; Fixed by Christopher Davis <ckd@loiosh.kei.com>.
261 (defun gnus-xmas-article-add-button (from to fun &optional data)
262 "Create a button between FROM and TO with callback FUN and data DATA."
263 (when gnus-article-button-face
264 (gnus-overlay-put (gnus-make-overlay from to)
265 'face gnus-article-button-face))
266 (gnus-add-text-properties
269 (and gnus-article-mouse-face
270 (list 'mouse-face gnus-article-mouse-face))
271 (list 'gnus-callback fun)
272 (and data (list 'gnus-data data))
273 (list 'highlight t))))
275 (defun gnus-xmas-window-top-edge (&optional window)
276 (nth 1 (window-pixel-edges window)))
278 (defun gnus-xmas-tree-minimize ()
279 (when (and gnus-tree-minimize-window
280 (not (one-window-p)))
281 (let* ((window-min-height 2)
282 (height (1+ (count-lines (point-min) (point-max))))
283 (min (max (1- window-min-height) height))
284 (tot (if (numberp gnus-tree-minimize-window)
285 (min gnus-tree-minimize-window min)
287 (win (get-buffer-window (current-buffer)))
288 (wh (and win (1- (window-height win)))))
291 (let ((selected (selected-window)))
293 (enlarge-window (- tot wh))
294 (select-window selected))))))
296 ;; Select the lowest window on the frame.
297 (defun gnus-xmas-appt-select-lowest-window ()
298 (let* ((lowest-window (selected-window))
299 (bottom-edge (car (cdr (cdr (cdr (window-pixel-edges))))))
300 (last-window (previous-window))
303 (let* ((this-window (next-window))
304 (next-bottom-edge (car (cdr (cdr (cdr
307 (when (< bottom-edge next-bottom-edge)
308 (setq bottom-edge next-bottom-edge)
309 (setq lowest-window this-window))
311 (select-window this-window)
312 (when (eq last-window this-window)
313 (select-window lowest-window)
314 (setq window-search nil))))))
316 (defmacro gnus-xmas-menu-add (type &rest menus)
317 `(gnus-xmas-menu-add-1 ',type ',menus))
318 (put 'gnus-xmas-menu-add 'lisp-indent-function 1)
320 (defun gnus-xmas-menu-add-1 (type menus)
321 (when (and menu-bar-mode
322 (gnus-visual-p (intern (format "%s-menu" type)) 'menu))
324 (easy-menu-add (symbol-value (pop menus))))))
326 (defun gnus-xmas-group-menu-add ()
327 (gnus-xmas-menu-add group
328 gnus-group-reading-menu gnus-group-group-menu gnus-group-misc-menu))
330 (defun gnus-xmas-summary-menu-add ()
331 (gnus-xmas-menu-add summary
332 gnus-summary-misc-menu gnus-summary-kill-menu
333 gnus-summary-article-menu gnus-summary-thread-menu
334 gnus-summary-post-menu ))
336 (defun gnus-xmas-article-menu-add ()
337 (gnus-xmas-menu-add article
338 gnus-article-article-menu gnus-article-treatment-menu))
340 (defun gnus-xmas-score-menu-add ()
341 (gnus-xmas-menu-add score
344 (defun gnus-xmas-pick-menu-add ()
345 (gnus-xmas-menu-add pick
348 (defun gnus-xmas-topic-menu-add ()
349 (gnus-xmas-menu-add topic
352 (defun gnus-xmas-binary-menu-add ()
353 (gnus-xmas-menu-add binary
356 (defun gnus-xmas-agent-summary-menu-add ()
357 (gnus-xmas-menu-add agent-summary
358 gnus-agent-summary-menu))
360 (defun gnus-xmas-agent-group-menu-add ()
361 (gnus-xmas-menu-add agent-group
362 gnus-agent-group-menu))
364 (defun gnus-xmas-agent-server-menu-add ()
365 (gnus-xmas-menu-add agent-server
366 gnus-agent-server-menu))
368 (defun gnus-xmas-tree-menu-add ()
369 (gnus-xmas-menu-add tree
372 (defun gnus-xmas-draft-menu-add ()
373 (gnus-xmas-menu-add draft
376 (defun gnus-xmas-server-menu-add ()
377 (gnus-xmas-menu-add menu
378 gnus-server-server-menu gnus-server-connections-menu))
380 (defun gnus-xmas-browse-menu-add ()
381 (gnus-xmas-menu-add browse
384 (defun gnus-xmas-grouplens-menu-add ()
385 (gnus-xmas-menu-add grouplens
386 gnus-grouplens-menu))
388 (defun gnus-xmas-read-event-char ()
389 "Get the next event."
390 (let ((event (next-command-event)))
392 ;; We junk all non-key events. Is this naughty?
393 (while (not (or (key-press-event-p event)
394 (button-press-event-p event)))
395 (dispatch-event event)
396 (setq event (next-command-event)))
397 (cons (and (key-press-event-p event)
398 (event-to-character event))
401 (defun gnus-xmas-define ()
402 (setq gnus-mouse-2 [button2])
404 (unless (memq 'underline (face-list))
405 (and (fboundp 'make-face)
406 (funcall (intern "make-face") 'underline)))
407 ;; Must avoid calling set-face-underline-p directly, because it
408 ;; is a defsubst in emacs19, and will make the .elc files non
410 (unless (face-differs-from-default-p 'underline)
411 (funcall (intern "set-face-underline-p") 'underline t))
414 ((fboundp 'char-or-char-int-p)
415 ;; Handle both types of marks for XEmacs-20.x.
416 (fset 'gnus-characterp 'char-or-char-int-p))
417 ;; V19 of XEmacs, probably.
419 (fset 'gnus-characterp 'characterp)))
421 (fset 'gnus-make-overlay 'make-extent)
422 (fset 'gnus-delete-overlay 'delete-extent)
423 (fset 'gnus-overlay-put 'set-extent-property)
424 (fset 'gnus-move-overlay 'gnus-xmas-move-overlay)
425 (fset 'gnus-overlay-end 'extent-end-position)
426 (fset 'gnus-kill-all-overlays 'gnus-xmas-kill-all-overlays)
427 (fset 'gnus-extent-detached-p 'extent-detached-p)
428 (fset 'gnus-add-text-properties 'gnus-xmas-add-text-properties)
429 (fset 'gnus-put-text-property 'gnus-xmas-put-text-property)
430 (fset 'gnus-deactivate-mark 'ignore)
431 (fset 'gnus-window-edges 'window-pixel-edges)
433 (if (and (<= emacs-major-version 19)
434 (< emacs-minor-version 14))
435 (fset 'gnus-set-text-properties 'gnus-xmas-set-text-properties))
437 (when (fboundp 'turn-off-scroll-in-place)
438 (add-hook 'gnus-article-mode-hook 'turn-off-scroll-in-place))
440 (unless (boundp 'standard-display-table)
441 (setq standard-display-table nil))
443 (defvar gnus-mouse-face-prop 'highlight)
445 (defun gnus-byte-code (func)
446 "Return a form that can be `eval'ed based on FUNC."
447 (let ((fval (indirect-function func)))
448 (if (compiled-function-p fval)
450 (cons 'progn (cdr (cdr fval))))))
452 (fset 'gnus-x-color-values
453 (if (fboundp 'x-color-values)
456 (color-instance-rgb-components
457 (make-color-instance color))))))
459 (defun gnus-xmas-redefine ()
460 "Redefine lots of Gnus functions for XEmacs."
461 (fset 'gnus-summary-set-display-table 'gnus-xmas-summary-set-display-table)
462 (fset 'gnus-visual-turn-off-edit-menu 'identity)
463 (fset 'gnus-summary-recenter 'gnus-xmas-summary-recenter)
464 (fset 'gnus-extent-start-open 'gnus-xmas-extent-start-open)
465 (fset 'gnus-article-push-button 'gnus-xmas-article-push-button)
466 (fset 'gnus-article-add-button 'gnus-xmas-article-add-button)
467 (fset 'gnus-window-top-edge 'gnus-xmas-window-top-edge)
468 (fset 'gnus-read-event-char 'gnus-xmas-read-event-char)
469 (fset 'gnus-group-startup-message 'gnus-xmas-group-startup-message)
470 (fset 'gnus-tree-minimize 'gnus-xmas-tree-minimize)
471 (fset 'gnus-appt-select-lowest-window
472 'gnus-xmas-appt-select-lowest-window)
473 (fset 'gnus-mail-strip-quoted-names 'gnus-xmas-mail-strip-quoted-names)
474 (fset 'gnus-character-to-event 'character-to-event)
475 (fset 'gnus-mode-line-buffer-identification
476 'gnus-xmas-mode-line-buffer-identification)
477 (fset 'gnus-key-press-event-p 'key-press-event-p)
478 (fset 'gnus-region-active-p 'region-active-p)
480 (add-hook 'gnus-group-mode-hook 'gnus-xmas-group-menu-add)
481 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
482 (add-hook 'gnus-article-mode-hook 'gnus-xmas-article-menu-add)
483 (add-hook 'gnus-score-mode-hook 'gnus-xmas-score-menu-add)
485 (add-hook 'gnus-pick-mode-hook 'gnus-xmas-pick-menu-add)
486 (add-hook 'gnus-topic-mode-hook 'gnus-xmas-topic-menu-add)
487 (add-hook 'gnus-tree-mode-hook 'gnus-xmas-tree-menu-add)
488 (add-hook 'gnus-binary-mode-hook 'gnus-xmas-binary-menu-add)
489 (add-hook 'gnus-grouplens-mode-hook 'gnus-xmas-grouplens-menu-add)
490 (add-hook 'gnus-server-mode-hook 'gnus-xmas-server-menu-add)
491 (add-hook 'gnus-browse-mode-hook 'gnus-xmas-browse-menu-add)
493 (add-hook 'gnus-group-mode-hook 'gnus-xmas-setup-group-toolbar)
494 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
496 (add-hook 'gnus-agent-summary-mode-hook 'gnus-xmas-agent-summary-menu-add)
497 (add-hook 'gnus-agent-group-mode-hook 'gnus-xmas-agent-group-menu-add)
498 (add-hook 'gnus-agent-server-mode-hook 'gnus-xmas-agent-server-menu-add)
500 (add-hook 'gnus-draft-mode-hook 'gnus-xmas-draft-menu-add)
501 (add-hook 'gnus-summary-mode-hook
502 'gnus-xmas-switch-horizontal-scrollbar-off)
503 (add-hook 'gnus-tree-mode-hook 'gnus-xmas-switch-horizontal-scrollbar-off)
505 (when (featurep 'mule)
506 (defun gnus-truncate-string (str end-column &optional start-column padding)
507 "Truncate string STR to end at column END-COLUMN.
508 The optional 2nd arg START-COLUMN, if non-nil, specifies
509 the starting column; that means to return the characters occupying
510 columns START-COLUMN ... END-COLUMN of STR.
512 The optional 3rd arg PADDING, if non-nil, specifies a padding character
513 to add at the end of the result if STR doesn't reach column END-COLUMN,
514 or if END-COLUMN comes in the middle of a character in STR.
515 PADDING is also added at the beginning of the result
516 if column START-COLUMN appears in the middle of a character in STR.
518 If PADDING is nil, no padding is added in these cases, so
519 the resulting string may be narrower than END-COLUMN.
520 \[Emacs 20.3 emulating function]"
522 (setq start-column 0))
523 (let ((len (length str))
526 (head-padding "") (tail-padding "")
527 ch last-column last-idx from-idx)
529 (while (< column start-column)
530 (setq ch (aref str idx)
531 column (+ column (char-width ch))
533 (args-out-of-range (setq idx len)))
534 (if (< column start-column)
535 (if padding (make-string end-column padding) "")
536 (if (and padding (> column start-column))
538 (make-string (- column start-column) padding)))
540 (if (< end-column column)
543 (while (< column end-column)
544 (setq last-column column
547 column (+ column (char-width ch))
549 (args-out-of-range (setq idx len)))
550 (if (> column end-column)
551 (setq column last-column idx last-idx))
552 (if (and padding (< column end-column))
554 (make-string (- end-column column) padding))))
555 (setq str (substring str from-idx idx))
557 (concat head-padding str tail-padding)
560 (defun gnus-tilde-pad-form (el pad-width)
561 "Return a form that pads EL to PAD-WIDTH."
562 (let ((pad (abs pad-width)))
565 `(concat ,el (make-string
566 (max 0 (- ,pad (string-width ,el))) ?\ ))
567 `(concat (make-string
568 (max 0 (- ,pad (string-width ,el))) ?\ )
571 `(let ((val (eval ,el)))
572 (concat val (make-string
573 (max 0 (- ,pad (string-width val))) ?\ )))
574 `(let ((val (eval ,el)))
576 (max 0 (- ,pad (string-width val))) ?\ )
579 (defun gnus-tilde-max-form (el max-width)
580 "Return a form that limits EL to MAX-WIDTH."
581 (let ((max (abs max-width)))
584 `(let ((width (string-width ,el)))
585 (gnus-truncate-string ,el width (- width ,max)))
586 `(gnus-truncate-string ,el ,max))
588 `(let* ((val (eval ,el))
589 (width (string-width val)))
590 (gnus-truncate-string val width (- width ,max)))
591 `(let ((val (eval ,el)))
592 (gnus-truncate-string val ,max))))))
594 (defun gnus-tilde-cut-form (el cut-width)
595 "Return a form that cuts CUT-WIDTH off of EL."
596 (let ((cut (abs cut-width)))
599 `(gnus-truncate-string ,el (- (string-width ,el) ,cut))
600 `(gnus-truncate-string ,el (string-width ,el) ,cut))
602 `(let ((val (eval ,el)))
603 (gnus-truncate-string val (- (string-width val) ,cut)))
604 `(let ((val (eval ,el)))
605 (gnus-truncate-string val (string-width val) ,cut))))))
608 ;;; XEmacs logo and toolbar.
610 (defun gnus-xmas-group-startup-message (&optional x y)
611 "Insert startup message in current buffer."
612 ;; Insert the message.
613 (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory "gnus"))
616 ((and (console-on-window-system-p)
619 (let* ((logo-xpm (expand-file-name "gnus.xpm" gnus-xmas-glyph-directory))
620 (logo-xbm (expand-file-name "gnus.xbm" gnus-xmas-glyph-directory))
622 (cond ((featurep 'xpm)
626 (("thing" . ,(car gnus-xmas-logo-colors))
627 ("shadow" . ,(cadr gnus-xmas-logo-colors))
628 ("background" . ,(face-background 'default)))])
630 `[xbm :file ,logo-xbm])
633 (set-extent-begin-glyph (make-extent (point) (point)) glyph)
634 (goto-char (point-min))
636 (insert (make-string (/ (max (- (window-width) (or x 35)) 0) 2)
639 (setq gnus-simple-splash nil))
640 (goto-char (point-min))
641 (let* ((pheight (+ 20 (count-lines (point-min) (point-max))))
642 (wheight (window-height))
643 (rest (- wheight pheight)))
644 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n))))
649 _ ___ __ ___ __ _ ___
669 (gnus-indent-rigidly (point-min) (point-max)
670 (/ (max (- (window-width) (or x 46)) 0) 2))
671 (goto-char (point-min))
673 (let* ((pheight (count-lines (point-min) (point-max)))
674 (wheight (window-height))
675 (rest (- wheight pheight)))
676 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
678 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)))
679 (setq modeline-buffer-identification
680 (list (concat gnus-version ": *Group*")))
681 (set-buffer-modified-p t))
686 (defcustom gnus-use-toolbar (if (featurep 'toolbar)
689 "*If nil, do not use a toolbar.
690 If it is non-nil, it must be a toolbar. The five legal values are
691 `default-toolbar', `top-toolbar', `bottom-toolbar',
692 `right-toolbar', and `left-toolbar'."
693 :type '(choice (const default-toolbar)
694 (const top-toolbar) (const bottom-toolbar)
695 (const left-toolbar) (const right-toolbar)
696 (const :tag "no toolbar" nil))
699 (defvar gnus-group-toolbar
700 '([gnus-group-get-new-news gnus-group-get-new-news t "Get new news"]
701 [gnus-group-get-new-news-this-group
702 gnus-group-get-new-news-this-group t "Get new news in this group"]
703 [gnus-group-catchup-current
704 gnus-group-catchup-current t "Catchup group"]
705 [gnus-group-describe-group
706 gnus-group-describe-group t "Describe group"]
707 [gnus-group-unsubscribe gnus-group-unsubscribe t "Unsubscribe group"]
708 [gnus-group-subscribe gnus-group-subscribe t "Subscribe group"]
709 [gnus-group-kill-group gnus-group-kill-group t "Kill group"]
710 [gnus-group-exit gnus-group-exit t "Exit Gnus"]
712 "The group buffer toolbar.")
714 (defvar gnus-summary-toolbar
715 '([gnus-summary-prev-unread
716 gnus-summary-prev-page-or-article t "Page up"]
717 [gnus-summary-next-unread
718 gnus-summary-next-page t "Page down"]
719 [gnus-summary-post-news
720 gnus-summary-post-news t "Post an article"]
721 [gnus-summary-followup-with-original
722 gnus-summary-followup-with-original t
723 "Post a followup and yank the original"]
724 [gnus-summary-followup
725 gnus-summary-followup t "Post a followup"]
726 [gnus-summary-reply-with-original
727 gnus-summary-reply-with-original t "Mail a reply and yank the original"]
729 gnus-summary-reply t "Mail a reply"]
730 [gnus-summary-caesar-message
731 gnus-summary-caesar-message t "Rot 13"]
733 gnus-uu-decode-uu t "Decode uuencoded articles"]
734 [gnus-summary-save-article-file
735 gnus-summary-save-article-file t "Save article in file"]
736 [gnus-summary-save-article
737 gnus-summary-save-article t "Save article"]
739 gnus-uu-post-news t "Post a uuencoded article"]
740 [gnus-summary-cancel-article
741 gnus-summary-cancel-article t "Cancel article"]
742 [gnus-summary-catchup
743 gnus-summary-catchup t "Catchup"]
744 [gnus-summary-catchup-and-exit
745 gnus-summary-catchup-and-exit t "Catchup and exit"]
746 [gnus-summary-exit gnus-summary-exit t "Exit this summary"]
748 "The summary buffer toolbar.")
750 (defvar gnus-summary-mail-toolbar
752 [gnus-summary-prev-unread
753 gnus-summary-prev-unread-article t "Prev unread article"]
754 [gnus-summary-next-unread
755 gnus-summary-next-unread-article t "Next unread article"]
756 [gnus-summary-mail-reply gnus-summary-reply t "Reply"]
757 ; [gnus-summary-mail-get gnus-mail-get t "Message get"]
758 [gnus-summary-mail-originate gnus-summary-post-news t "Originate"]
759 [gnus-summary-mail-save gnus-summary-save-article t "Save"]
760 [gnus-summary-mail-copy gnus-summary-copy-article t "Copy message"]
761 ; [gnus-summary-mail-delete gnus-summary-delete-article t "Delete message"]
762 [gnus-summary-mail-forward gnus-summary-mail-forward t "Forward message"]
763 ; [gnus-summary-mail-spell gnus-mail-spell t "Spell"]
764 ; [gnus-summary-mail-help gnus-mail-help t "Message help"]
765 [gnus-summary-caesar-message
766 gnus-summary-caesar-message t "Rot 13"]
768 gnus-uu-decode-uu t "Decode uuencoded articles"]
769 [gnus-summary-save-article-file
770 gnus-summary-save-article-file t "Save article in file"]
771 [gnus-summary-save-article
772 gnus-summary-save-article t "Save article"]
773 [gnus-summary-catchup
774 gnus-summary-catchup t "Catchup"]
775 [gnus-summary-catchup-and-exit
776 gnus-summary-catchup-and-exit t "Catchup and exit"]
777 [gnus-summary-exit gnus-summary-exit t "Exit this summary"]
779 "The summary buffer mail toolbar.")
781 (defun gnus-xmas-setup-group-toolbar ()
782 (and gnus-use-toolbar
783 (message-xmas-setup-toolbar gnus-group-toolbar nil "gnus")
784 (set-specifier (symbol-value gnus-use-toolbar)
785 (cons (current-buffer) gnus-group-toolbar))))
787 (defun gnus-xmas-setup-summary-toolbar ()
788 (let ((bar (if (gnus-news-group-p gnus-newsgroup-name)
789 gnus-summary-toolbar gnus-summary-mail-toolbar)))
790 (and gnus-use-toolbar
791 (message-xmas-setup-toolbar bar nil "gnus")
792 (set-specifier (symbol-value gnus-use-toolbar)
793 (cons (current-buffer) bar)))))
795 (defun gnus-xmas-mail-strip-quoted-names (address)
796 "Protect mail-strip-quoted-names from NIL input.
797 XEmacs compatibility workaround."
800 (mail-strip-quoted-names address)))
802 (defun gnus-xmas-call-region (command &rest args)
804 'call-process-region (point-min) (point-max) command t '(t nil) nil
807 (defface gnus-x-face '((t (:foreground "black" :background "white")))
808 "Face to show X face"
811 (defun gnus-xmas-article-display-xface (beg end)
812 "Display any XFace headers in the current article."
815 (cond ((featurep 'xface)
816 (make-glyph (vector 'xface :data
818 (buffer-substring beg end)))))
820 (let ((cur (current-buffer)))
822 (gnus-set-work-buffer)
823 (insert (format "%s" (buffer-substring beg end cur)))
824 (gnus-xmas-call-region "uncompface")
825 (goto-char (point-min))
826 (insert "/* Width=48, Height=48 */\n")
827 (gnus-xmas-call-region "icontopbm")
828 (gnus-xmas-call-region "ppmtoxpm")
830 (vector 'xpm :data (buffer-string))))))
832 (make-glyph [nothing]))))
833 (ext (make-extent (progn
834 (goto-char (point-min))
835 (re-search-forward "^From:" nil t)
838 (set-glyph-face xface-glyph 'gnus-x-face)
839 (set-extent-begin-glyph ext xface-glyph)
840 (set-extent-property ext 'duplicable t))))
842 ;;(defvar gnus-xmas-pointer-glyph
844 ;; (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory
846 ;; (let ((file-xpm (expand-file-name "gnus-pointer.xpm"
847 ;; gnus-xmas-glyph-directory))
848 ;; (file-xbm (expand-file-name "gnus-pointer.xbm"
849 ;; gnus-xmas-glyph-directory)))
850 ;; (make-pointer-glyph
851 ;; (list (vector 'xpm ':file file-xpm)
852 ;; (vector 'xbm ':file file-xbm))))))
854 (defvar gnus-xmas-modeline-left-extent
855 (let ((ext (copy-extent modeline-buffer-id-left-extent)))
856 ; (set-extent-property ext 'pointer gnus-xmas-pointer-glyph)
859 (defvar gnus-xmas-modeline-right-extent
860 (let ((ext (copy-extent modeline-buffer-id-right-extent)))
861 ; (set-extent-property ext 'pointer gnus-xmas-pointer-glyph)
864 (defvar gnus-xmas-modeline-glyph
866 (setq gnus-xmas-glyph-directory (message-xmas-find-glyph-directory "gnus"))
867 (let* ((file-xpm (expand-file-name "gnus-pointer.xpm"
868 gnus-xmas-glyph-directory))
869 (file-xbm (expand-file-name "gnus-pointer.xbm"
870 gnus-xmas-glyph-directory))
873 (cond ((featurep 'xpm)
874 ;; Let's try a nifty XPM
875 `[xpm :file ,file-xpm])
877 ;; Then a not-so-nifty XBM
878 [xbm :file ,file-xbm])
879 ;; Then the simple string
880 (t [string :data "Gnus:"])))))
881 (set-glyph-face glyph 'modeline-buffer-id)
884 (defun gnus-xmas-mode-line-buffer-identification (line)
885 (let ((line (car line))
888 ;; This is some weird type of id.
889 ((not (stringp line))
891 ;; This is non-standard, so we just pass it through.
892 ((not (string-match "^Gnus:" line))
894 ;; We have a standard line, so we colorize and glyphize it a bit.
896 (setq chop (match-end 0))
898 (if gnus-xmas-modeline-glyph
899 (cons gnus-xmas-modeline-left-extent gnus-xmas-modeline-glyph)
900 (cons gnus-xmas-modeline-left-extent (substring line 0 chop)))
901 (cons gnus-xmas-modeline-right-extent (substring line chop)))))))
903 (defun gnus-xmas-splash ()
904 (when (eq (device-type) 'x)
909 ;;; gnus-xmas.el ends here