0
|
1 ;;; gnus-salt.el --- alternate summary mode interfaces for Gnus
|
98
|
2 ;; Copyright (C) 1996,97 Free Software Foundation, Inc.
|
0
|
3
|
|
4 ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
|
|
5
|
|
6 ;; This file is part of GNU Emacs.
|
|
7
|
|
8 ;; GNU Emacs is free software; you can redistribute it and/or modify
|
|
9 ;; it under the terms of the GNU General Public License as published by
|
|
10 ;; the Free Software Foundation; either version 2, or (at your option)
|
|
11 ;; any later version.
|
|
12
|
|
13 ;; GNU Emacs is distributed in the hope that it will be useful,
|
|
14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
16 ;; GNU General Public License for more details.
|
|
17
|
|
18 ;; You should have received a copy of the GNU General Public License
|
|
19 ;; along with GNU Emacs; see the file COPYING. If not, write to the
|
|
20 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
21 ;; Boston, MA 02111-1307, USA.
|
|
22
|
|
23 ;;; Commentary:
|
|
24
|
|
25 ;;; Code:
|
|
26
|
|
27 (require 'gnus)
|
98
|
28 (require 'gnus-sum)
|
0
|
29
|
|
30 ;;;
|
|
31 ;;; gnus-pick-mode
|
|
32 ;;;
|
|
33
|
|
34 (defvar gnus-pick-mode nil
|
|
35 "Minor mode for providing a pick-and-read interface in Gnus summary buffers.")
|
|
36
|
167
|
37 (defcustom gnus-pick-display-summary nil
|
|
38 "*Display summary while reading."
|
|
39 :type 'boolean
|
|
40 :group 'gnus-summary-pick)
|
0
|
41
|
167
|
42 (defcustom gnus-pick-mode-hook nil
|
|
43 "Hook run in summary pick mode buffers."
|
|
44 :type 'hook
|
|
45 :group 'gnus-summary-pick)
|
0
|
46
|
167
|
47 (defcustom gnus-mark-unpicked-articles-as-read nil
|
|
48 "*If non-nil, mark all unpicked articles as read."
|
|
49 :type 'boolean
|
|
50 :group 'gnus-summary-pick)
|
98
|
51
|
167
|
52 (defcustom gnus-pick-elegant-flow t
|
|
53 "If non-nil, gnus-pick-start-reading will run gnus-summary-next-group when no articles have been picked."
|
|
54 :type 'boolean
|
|
55 :group 'gnus-summary-pick)
|
98
|
56
|
167
|
57 (defcustom gnus-summary-pick-line-format
|
98
|
58 "%-5P %U\%R\%z\%I\%(%[%4L: %-20,20n%]%) %s\n"
|
|
59 "*The format specification of the lines in pick buffers.
|
167
|
60 It accepts the same format specs that `gnus-summary-line-format' does."
|
|
61 :type 'string
|
|
62 :group 'gnus-summary-pick)
|
98
|
63
|
0
|
64 ;;; Internal variables.
|
|
65
|
|
66 (defvar gnus-pick-mode-map nil)
|
|
67
|
|
68 (unless gnus-pick-mode-map
|
|
69 (setq gnus-pick-mode-map (make-sparse-keymap))
|
|
70
|
|
71 (gnus-define-keys
|
|
72 gnus-pick-mode-map
|
|
73 "t" gnus-uu-mark-thread
|
|
74 "T" gnus-uu-unmark-thread
|
98
|
75 " " gnus-pick-next-page
|
0
|
76 "u" gnus-summary-unmark-as-processable
|
|
77 "U" gnus-summary-unmark-all-processable
|
|
78 "v" gnus-uu-mark-over
|
|
79 "r" gnus-uu-mark-region
|
|
80 "R" gnus-uu-unmark-region
|
|
81 "e" gnus-uu-mark-by-regexp
|
|
82 "E" gnus-uu-mark-by-regexp
|
|
83 "b" gnus-uu-mark-buffer
|
|
84 "B" gnus-uu-unmark-buffer
|
98
|
85 "." gnus-pick-article
|
|
86 gnus-down-mouse-2 gnus-pick-mouse-pick-region
|
|
87 ;;gnus-mouse-2 gnus-pick-mouse-pick
|
|
88 "X" gnus-pick-start-reading
|
0
|
89 "\r" gnus-pick-start-reading))
|
|
90
|
|
91 (defun gnus-pick-make-menu-bar ()
|
|
92 (unless (boundp 'gnus-pick-menu)
|
|
93 (easy-menu-define
|
|
94 gnus-pick-menu gnus-pick-mode-map ""
|
|
95 '("Pick"
|
|
96 ("Pick"
|
|
97 ["Article" gnus-summary-mark-as-processable t]
|
|
98 ["Thread" gnus-uu-mark-thread t]
|
|
99 ["Region" gnus-uu-mark-region t]
|
|
100 ["Regexp" gnus-uu-mark-regexp t]
|
|
101 ["Buffer" gnus-uu-mark-buffer t])
|
|
102 ("Unpick"
|
|
103 ["Article" gnus-summary-unmark-as-processable t]
|
|
104 ["Thread" gnus-uu-unmark-thread t]
|
|
105 ["Region" gnus-uu-unmark-region t]
|
|
106 ["Regexp" gnus-uu-unmark-regexp t]
|
|
107 ["Buffer" gnus-uu-unmark-buffer t])
|
|
108 ["Start reading" gnus-pick-start-reading t]
|
|
109 ["Switch pick mode off" gnus-pick-mode gnus-pick-mode]))))
|
|
110
|
|
111 (defun gnus-pick-mode (&optional arg)
|
|
112 "Minor mode for providing a pick-and-read interface in Gnus summary buffers.
|
|
113
|
|
114 \\{gnus-pick-mode-map}"
|
|
115 (interactive "P")
|
|
116 (when (eq major-mode 'gnus-summary-mode)
|
98
|
117 (if (not (set (make-local-variable 'gnus-pick-mode)
|
|
118 (if (null arg) (not gnus-pick-mode)
|
|
119 (> (prefix-numeric-value arg) 0))))
|
|
120 (remove-hook 'gnus-message-setup-hook 'gnus-pick-setup-message)
|
0
|
121 ;; Make sure that we don't select any articles upon group entry.
|
98
|
122 (set (make-local-variable 'gnus-auto-select-first) nil)
|
|
123 ;; Change line format.
|
|
124 (setq gnus-summary-line-format gnus-summary-pick-line-format)
|
|
125 (setq gnus-summary-line-format-spec nil)
|
|
126 (gnus-update-format-specifications nil 'summary)
|
|
127 (gnus-update-summary-mark-positions)
|
|
128 (add-hook 'gnus-message-setup-hook 'gnus-pick-setup-message)
|
|
129 (set (make-local-variable 'gnus-summary-goto-unread) 'never)
|
0
|
130 ;; Set up the menu.
|
98
|
131 (when (gnus-visual-p 'pick-menu 'menu)
|
0
|
132 (gnus-pick-make-menu-bar))
|
173
|
133 (gnus-add-minor-mode 'gnus-pick-mode " Pick" gnus-pick-mode-map)
|
0
|
134 (run-hooks 'gnus-pick-mode-hook))))
|
|
135
|
98
|
136 (defun gnus-pick-setup-message ()
|
|
137 "Make Message do the right thing on exit."
|
|
138 (when (and (gnus-buffer-live-p gnus-summary-buffer)
|
|
139 (save-excursion
|
|
140 (set-buffer gnus-summary-buffer)
|
|
141 gnus-pick-mode))
|
108
|
142 (message-add-action
|
98
|
143 '(gnus-configure-windows 'pick t) 'send 'exit 'postpone 'kill)))
|
|
144
|
|
145 (defvar gnus-pick-line-number 1)
|
|
146 (defun gnus-pick-line-number ()
|
|
147 "Return the current line number."
|
|
148 (if (bobp)
|
|
149 (setq gnus-pick-line-number 1)
|
|
150 (incf gnus-pick-line-number)))
|
|
151
|
0
|
152 (defun gnus-pick-start-reading (&optional catch-up)
|
|
153 "Start reading the picked articles.
|
|
154 If given a prefix, mark all unpicked articles as read."
|
|
155 (interactive "P")
|
98
|
156 (if gnus-newsgroup-processable
|
|
157 (progn
|
|
158 (gnus-summary-limit-to-articles nil)
|
|
159 (when (or catch-up gnus-mark-unpicked-articles-as-read)
|
|
160 (gnus-summary-limit-mark-excluded-as-read))
|
|
161 (gnus-summary-first-article)
|
108
|
162 (gnus-configure-windows
|
98
|
163 (if gnus-pick-display-summary 'article 'pick) t))
|
|
164 (if gnus-pick-elegant-flow
|
|
165 (progn
|
|
166 (when (or catch-up gnus-mark-unpicked-articles-as-read)
|
155
|
167 (gnus-summary-catchup nil t))
|
98
|
168 (if (gnus-group-quit-config gnus-newsgroup-name)
|
|
169 (gnus-summary-exit)
|
|
170 (gnus-summary-next-group)))
|
|
171 (error "No articles have been picked"))))
|
|
172
|
|
173 (defun gnus-pick-article (&optional arg)
|
|
174 "Pick the article on the current line.
|
|
175 If ARG, pick the article on that line instead."
|
|
176 (interactive "P")
|
|
177 (when arg
|
|
178 (let (pos)
|
|
179 (save-excursion
|
|
180 (goto-char (point-min))
|
|
181 (when (zerop (forward-line (1- (prefix-numeric-value arg))))
|
|
182 (setq pos (point))))
|
|
183 (if (not pos)
|
|
184 (gnus-error 2 "No such line: %s" arg)
|
|
185 (goto-char pos))))
|
|
186 (gnus-summary-mark-as-processable 1))
|
|
187
|
|
188 (defun gnus-pick-mouse-pick (e)
|
|
189 (interactive "e")
|
|
190 (mouse-set-point e)
|
|
191 (save-excursion
|
|
192 (gnus-summary-mark-as-processable 1)))
|
0
|
193
|
98
|
194 (defun gnus-pick-mouse-pick-region (start-event)
|
|
195 "Pick articles that the mouse is dragged over.
|
|
196 This must be bound to a button-down mouse event."
|
|
197 (interactive "e")
|
|
198 (mouse-minibuffer-check start-event)
|
|
199 (let* ((echo-keystrokes 0)
|
|
200 (start-posn (event-start start-event))
|
|
201 (start-point (posn-point start-posn))
|
|
202 (start-line (1+ (count-lines 1 start-point)))
|
|
203 (start-window (posn-window start-posn))
|
|
204 (start-frame (window-frame start-window))
|
|
205 (bounds (window-edges start-window))
|
|
206 (top (nth 1 bounds))
|
|
207 (bottom (if (window-minibuffer-p start-window)
|
|
208 (nth 3 bounds)
|
|
209 ;; Don't count the mode line.
|
|
210 (1- (nth 3 bounds))))
|
|
211 (click-count (1- (event-click-count start-event))))
|
|
212 (setq mouse-selection-click-count click-count)
|
|
213 (setq mouse-selection-click-count-buffer (current-buffer))
|
|
214 (mouse-set-point start-event)
|
|
215 ;; In case the down click is in the middle of some intangible text,
|
|
216 ;; use the end of that text, and put it in START-POINT.
|
|
217 (when (< (point) start-point)
|
|
218 (goto-char start-point))
|
|
219 (gnus-pick-article)
|
|
220 (setq start-point (point))
|
|
221 ;; end-of-range is used only in the single-click case.
|
|
222 ;; It is the place where the drag has reached so far
|
|
223 ;; (but not outside the window where the drag started).
|
|
224 (let (event end end-point last-end-point (end-of-range (point)))
|
|
225 (track-mouse
|
|
226 (while (progn
|
|
227 (setq event (read-event))
|
|
228 (or (mouse-movement-p event)
|
|
229 (eq (car-safe event) 'switch-frame)))
|
|
230 (if (eq (car-safe event) 'switch-frame)
|
|
231 nil
|
|
232 (setq end (event-end event)
|
|
233 end-point (posn-point end))
|
|
234 (when end-point
|
|
235 (setq last-end-point end-point))
|
|
236
|
|
237 (cond
|
|
238 ;; Are we moving within the original window?
|
|
239 ((and (eq (posn-window end) start-window)
|
|
240 (integer-or-marker-p end-point))
|
|
241 ;; Go to START-POINT first, so that when we move to END-POINT,
|
|
242 ;; if it's in the middle of intangible text,
|
|
243 ;; point jumps in the direction away from START-POINT.
|
|
244 (goto-char start-point)
|
|
245 (goto-char end-point)
|
|
246 (gnus-pick-article)
|
|
247 ;; In case the user moved his mouse really fast, pick
|
|
248 ;; articles on the line between this one and the last one.
|
|
249 (let* ((this-line (1+ (count-lines 1 end-point)))
|
|
250 (min-line (min this-line start-line))
|
|
251 (max-line (max this-line start-line)))
|
|
252 (while (< min-line max-line)
|
|
253 (goto-line min-line)
|
|
254 (gnus-pick-article)
|
|
255 (setq min-line (1+ min-line)))
|
|
256 (setq start-line this-line))
|
|
257 (when (zerop (% click-count 3))
|
|
258 (setq end-of-range (point))))
|
|
259 (t
|
|
260 (let ((mouse-row (cdr (cdr (mouse-position)))))
|
|
261 (cond
|
|
262 ((null mouse-row))
|
|
263 ((< mouse-row top)
|
|
264 (mouse-scroll-subr start-window (- mouse-row top)))
|
|
265 ((>= mouse-row bottom)
|
|
266 (mouse-scroll-subr start-window
|
|
267 (1+ (- mouse-row bottom)))))))))))
|
|
268 (when (consp event)
|
|
269 (let ((fun (key-binding (vector (car event)))))
|
|
270 ;; Run the binding of the terminating up-event, if possible.
|
|
271 ;; In the case of a multiple click, it gives the wrong results,
|
|
272 ;; because it would fail to set up a region.
|
|
273 (when nil
|
|
274 ;; (and (= (mod mouse-selection-click-count 3) 0) (fboundp fun))
|
|
275 ;; In this case, we can just let the up-event execute normally.
|
|
276 (let ((end (event-end event)))
|
|
277 ;; Set the position in the event before we replay it,
|
|
278 ;; because otherwise it may have a position in the wrong
|
|
279 ;; buffer.
|
|
280 (setcar (cdr end) end-of-range)
|
|
281 ;; Delete the overlay before calling the function,
|
|
282 ;; because delete-overlay increases buffer-modified-tick.
|
|
283 (push event unread-command-events))))))))
|
|
284
|
|
285 (defun gnus-pick-next-page ()
|
|
286 "Go to the next page. If at the end of the buffer, start reading articles."
|
|
287 (interactive)
|
|
288 (let ((scroll-in-place nil))
|
|
289 (condition-case nil
|
|
290 (scroll-up)
|
|
291 (end-of-buffer (gnus-pick-start-reading)))))
|
0
|
292
|
|
293 ;;;
|
|
294 ;;; gnus-binary-mode
|
|
295 ;;;
|
|
296
|
|
297 (defvar gnus-binary-mode nil
|
98
|
298 "Minor mode for providing a binary group interface in Gnus summary buffers.")
|
0
|
299
|
|
300 (defvar gnus-binary-mode-hook nil
|
|
301 "Hook run in summary binary mode buffers.")
|
|
302
|
|
303 (defvar gnus-binary-mode-map nil)
|
|
304
|
|
305 (unless gnus-binary-mode-map
|
|
306 (setq gnus-binary-mode-map (make-sparse-keymap))
|
|
307
|
|
308 (gnus-define-keys
|
|
309 gnus-binary-mode-map
|
|
310 "g" gnus-binary-show-article))
|
|
311
|
|
312 (defun gnus-binary-make-menu-bar ()
|
|
313 (unless (boundp 'gnus-binary-menu)
|
|
314 (easy-menu-define
|
|
315 gnus-binary-menu gnus-binary-mode-map ""
|
|
316 '("Pick"
|
|
317 ["Switch binary mode off" gnus-binary-mode t]))))
|
|
318
|
|
319 (defun gnus-binary-mode (&optional arg)
|
|
320 "Minor mode for providing a binary group interface in Gnus summary buffers."
|
|
321 (interactive "P")
|
|
322 (when (eq major-mode 'gnus-summary-mode)
|
|
323 (make-local-variable 'gnus-binary-mode)
|
108
|
324 (setq gnus-binary-mode
|
0
|
325 (if (null arg) (not gnus-binary-mode)
|
|
326 (> (prefix-numeric-value arg) 0)))
|
|
327 (when gnus-binary-mode
|
|
328 ;; Make sure that we don't select any articles upon group entry.
|
|
329 (make-local-variable 'gnus-auto-select-first)
|
|
330 (setq gnus-auto-select-first nil)
|
|
331 (make-local-variable 'gnus-summary-display-article-function)
|
|
332 (setq gnus-summary-display-article-function 'gnus-binary-display-article)
|
|
333 ;; Set up the menu.
|
98
|
334 (when (gnus-visual-p 'binary-menu 'menu)
|
0
|
335 (gnus-binary-make-menu-bar))
|
173
|
336 (gnus-add-minor-mode 'gnus-binary-mode " Binary" gnus-binary-mode-map)
|
0
|
337 (run-hooks 'gnus-binary-mode-hook))))
|
|
338
|
|
339 (defun gnus-binary-display-article (article &optional all-header)
|
|
340 "Run ARTICLE through the binary decode functions."
|
|
341 (when (gnus-summary-goto-subject article)
|
|
342 (let ((gnus-view-pseudos 'automatic))
|
|
343 (gnus-uu-decode-uu))))
|
|
344
|
|
345 (defun gnus-binary-show-article (&optional arg)
|
|
346 "Bypass the binary functions and show the article."
|
|
347 (interactive "P")
|
|
348 (let (gnus-summary-display-article-function)
|
|
349 (gnus-summary-show-article arg)))
|
|
350
|
|
351 ;;;
|
|
352 ;;; gnus-tree-mode
|
|
353 ;;;
|
|
354
|
167
|
355 (defcustom gnus-tree-line-format "%(%[%3,3n%]%)"
|
|
356 "Format of tree elements."
|
|
357 :type 'string
|
|
358 :group 'gnus-summary-tree)
|
0
|
359
|
167
|
360 (defcustom gnus-tree-minimize-window t
|
0
|
361 "If non-nil, minimize the tree buffer window.
|
|
362 If a number, never let the tree buffer grow taller than that number of
|
167
|
363 lines."
|
|
364 :type 'boolean
|
|
365 :group 'gnus-summary-tree)
|
0
|
366
|
167
|
367 (defcustom gnus-selected-tree-face 'modeline
|
|
368 "*Face used for highlighting selected articles in the thread tree."
|
|
369 :type 'face
|
|
370 :group 'gnus-summary-tree)
|
0
|
371
|
|
372 (defvar gnus-tree-brackets '((?\[ . ?\]) (?\( . ?\))
|
|
373 (?\{ . ?\}) (?< . ?>))
|
|
374 "Brackets used in tree nodes.")
|
|
375
|
|
376 (defvar gnus-tree-parent-child-edges '(?- ?\\ ?|)
|
98
|
377 "Characters used to connect parents with children.")
|
0
|
378
|
167
|
379 (defcustom gnus-tree-mode-line-format "Gnus: %%b %S %Z"
|
|
380 "*The format specification for the tree mode line."
|
|
381 :type 'string
|
|
382 :group 'gnus-summary-tree)
|
0
|
383
|
167
|
384 (defcustom gnus-generate-tree-function 'gnus-generate-vertical-tree
|
0
|
385 "*Function for generating a thread tree.
|
|
386 Two predefined functions are available:
|
167
|
387 `gnus-generate-horizontal-tree' and `gnus-generate-vertical-tree'."
|
|
388 :type '(radio (function-item gnus-generate-vertical-tree)
|
|
389 (function-item gnus-generate-horizontal-tree)
|
|
390 (function :tag "Other" nil))
|
|
391 :group 'gnus-summary-tree)
|
0
|
392
|
167
|
393 (defcustom gnus-tree-mode-hook nil
|
|
394 "*Hook run in tree mode buffers."
|
|
395 :type 'hook
|
|
396 :group 'gnus-summary-tree)
|
0
|
397
|
|
398 ;;; Internal variables.
|
|
399
|
108
|
400 (defvar gnus-tree-line-format-alist
|
0
|
401 `((?n gnus-tmp-name ?s)
|
|
402 (?f gnus-tmp-from ?s)
|
|
403 (?N gnus-tmp-number ?d)
|
|
404 (?\[ gnus-tmp-open-bracket ?c)
|
|
405 (?\] gnus-tmp-close-bracket ?c)
|
|
406 (?s gnus-tmp-subject ?s)))
|
|
407
|
|
408 (defvar gnus-tree-mode-line-format-alist gnus-summary-mode-line-format-alist)
|
|
409
|
|
410 (defvar gnus-tree-mode-line-format-spec nil)
|
|
411 (defvar gnus-tree-line-format-spec nil)
|
|
412
|
|
413 (defvar gnus-tree-node-length nil)
|
|
414 (defvar gnus-selected-tree-overlay nil)
|
|
415
|
|
416 (defvar gnus-tree-displayed-thread nil)
|
|
417
|
|
418 (defvar gnus-tree-mode-map nil)
|
|
419 (put 'gnus-tree-mode 'mode-class 'special)
|
|
420
|
|
421 (unless gnus-tree-mode-map
|
|
422 (setq gnus-tree-mode-map (make-keymap))
|
|
423 (suppress-keymap gnus-tree-mode-map)
|
|
424 (gnus-define-keys
|
|
425 gnus-tree-mode-map
|
|
426 "\r" gnus-tree-select-article
|
|
427 gnus-mouse-2 gnus-tree-pick-article
|
|
428 "\C-?" gnus-tree-read-summary-keys
|
167
|
429 "h" gnus-tree-show-summary
|
0
|
430
|
|
431 "\C-c\C-i" gnus-info-find-node)
|
|
432
|
|
433 (substitute-key-definition
|
|
434 'undefined 'gnus-tree-read-summary-keys gnus-tree-mode-map))
|
|
435
|
|
436 (defun gnus-tree-make-menu-bar ()
|
|
437 (unless (boundp 'gnus-tree-menu)
|
|
438 (easy-menu-define
|
|
439 gnus-tree-menu gnus-tree-mode-map ""
|
|
440 '("Tree"
|
|
441 ["Select article" gnus-tree-select-article t]))))
|
|
442
|
|
443 (defun gnus-tree-mode ()
|
|
444 "Major mode for displaying thread trees."
|
|
445 (interactive)
|
108
|
446 (setq gnus-tree-mode-line-format-spec
|
|
447 (gnus-parse-format gnus-tree-mode-line-format
|
0
|
448 gnus-summary-mode-line-format-alist))
|
108
|
449 (setq gnus-tree-line-format-spec
|
|
450 (gnus-parse-format gnus-tree-line-format
|
0
|
451 gnus-tree-line-format-alist t))
|
98
|
452 (when (gnus-visual-p 'tree-menu 'menu)
|
0
|
453 (gnus-tree-make-menu-bar))
|
|
454 (kill-all-local-variables)
|
|
455 (gnus-simplify-mode-line)
|
|
456 (setq mode-name "Tree")
|
|
457 (setq major-mode 'gnus-tree-mode)
|
|
458 (use-local-map gnus-tree-mode-map)
|
|
459 (buffer-disable-undo (current-buffer))
|
|
460 (setq buffer-read-only t)
|
|
461 (setq truncate-lines t)
|
|
462 (save-excursion
|
|
463 (gnus-set-work-buffer)
|
|
464 (gnus-tree-node-insert (make-mail-header "") nil)
|
|
465 (setq gnus-tree-node-length (1- (point))))
|
|
466 (run-hooks 'gnus-tree-mode-hook))
|
|
467
|
|
468 (defun gnus-tree-read-summary-keys (&optional arg)
|
|
469 "Read a summary buffer key sequence and execute it."
|
|
470 (interactive "P")
|
|
471 (let ((buf (current-buffer))
|
|
472 win)
|
|
473 (gnus-article-read-summary-keys arg nil t)
|
|
474 (when (setq win (get-buffer-window buf))
|
|
475 (select-window win)
|
|
476 (when gnus-selected-tree-overlay
|
|
477 (goto-char (or (gnus-overlay-end gnus-selected-tree-overlay) 1)))
|
|
478 (gnus-tree-minimize))))
|
|
479
|
167
|
480 (defun gnus-tree-show-summary ()
|
|
481 "Reconfigure windows to show summary buffer."
|
|
482 (interactive)
|
|
483 (if (not (gnus-buffer-live-p gnus-summary-buffer))
|
|
484 (error "There is no summary buffer for this tree buffer")
|
|
485 (gnus-configure-windows 'article)
|
|
486 (gnus-summary-goto-subject gnus-current-article)))
|
|
487
|
0
|
488 (defun gnus-tree-select-article (article)
|
|
489 "Select the article under point, if any."
|
|
490 (interactive (list (gnus-tree-article-number)))
|
|
491 (let ((buf (current-buffer)))
|
|
492 (when article
|
|
493 (save-excursion
|
|
494 (set-buffer gnus-summary-buffer)
|
|
495 (gnus-summary-goto-article article))
|
|
496 (select-window (get-buffer-window buf)))))
|
|
497
|
|
498 (defun gnus-tree-pick-article (e)
|
|
499 "Select the article under the mouse pointer."
|
|
500 (interactive "e")
|
|
501 (mouse-set-point e)
|
|
502 (gnus-tree-select-article (gnus-tree-article-number)))
|
|
503
|
|
504 (defun gnus-tree-article-number ()
|
|
505 (get-text-property (point) 'gnus-number))
|
|
506
|
|
507 (defun gnus-tree-article-region (article)
|
|
508 "Return a cons with BEG and END of the article region."
|
|
509 (let ((pos (text-property-any (point-min) (point-max) 'gnus-number article)))
|
|
510 (when pos
|
|
511 (cons pos (next-single-property-change pos 'gnus-number)))))
|
|
512
|
|
513 (defun gnus-tree-goto-article (article)
|
|
514 (let ((pos (text-property-any (point-min) (point-max) 'gnus-number article)))
|
|
515 (when pos
|
|
516 (goto-char pos))))
|
|
517
|
|
518 (defun gnus-tree-recenter ()
|
|
519 "Center point in the tree window."
|
|
520 (let ((selected (selected-window))
|
|
521 (tree-window (get-buffer-window gnus-tree-buffer t)))
|
|
522 (when tree-window
|
|
523 (select-window tree-window)
|
|
524 (when gnus-selected-tree-overlay
|
|
525 (goto-char (or (gnus-overlay-end gnus-selected-tree-overlay) 1)))
|
|
526 (let* ((top (cond ((< (window-height) 4) 0)
|
|
527 ((< (window-height) 7) 1)
|
98
|
528 (t 2)))
|
0
|
529 (height (1- (window-height)))
|
|
530 (bottom (save-excursion (goto-char (point-max))
|
|
531 (forward-line (- height))
|
|
532 (point))))
|
|
533 ;; Set the window start to either `bottom', which is the biggest
|
|
534 ;; possible valid number, or the second line from the top,
|
|
535 ;; whichever is the least.
|
|
536 (set-window-start
|
108
|
537 tree-window (min bottom (save-excursion
|
0
|
538 (forward-line (- top)) (point)))))
|
|
539 (select-window selected))))
|
|
540
|
|
541 (defun gnus-get-tree-buffer ()
|
|
542 "Return the tree buffer properly initialized."
|
|
543 (save-excursion
|
|
544 (set-buffer (get-buffer-create gnus-tree-buffer))
|
|
545 (unless (eq major-mode 'gnus-tree-mode)
|
|
546 (gnus-add-current-to-buffer-list)
|
|
547 (gnus-tree-mode))
|
|
548 (current-buffer)))
|
|
549
|
|
550 (defun gnus-tree-minimize ()
|
|
551 (when (and gnus-tree-minimize-window
|
|
552 (not (one-window-p)))
|
|
553 (let ((windows 0)
|
|
554 tot-win-height)
|
|
555 (walk-windows (lambda (window) (incf windows)))
|
108
|
556 (setq tot-win-height
|
98
|
557 (- (frame-height)
|
0
|
558 (* window-min-height (1- windows))
|
|
559 2))
|
|
560 (let* ((window-min-height 2)
|
|
561 (height (count-lines (point-min) (point-max)))
|
|
562 (min (max (1- window-min-height) height))
|
|
563 (tot (if (numberp gnus-tree-minimize-window)
|
|
564 (min gnus-tree-minimize-window min)
|
|
565 min))
|
|
566 (win (get-buffer-window (current-buffer)))
|
|
567 (wh (and win (1- (window-height win)))))
|
|
568 (setq tot (min tot tot-win-height))
|
|
569 (when (and win
|
|
570 (not (eq tot wh)))
|
|
571 (let ((selected (selected-window)))
|
98
|
572 (when (ignore-errors (select-window win))
|
|
573 (enlarge-window (- tot wh))
|
|
574 (select-window selected))))))))
|
0
|
575
|
|
576 ;;; Generating the tree.
|
|
577
|
|
578 (defun gnus-tree-node-insert (header sparse &optional adopted)
|
|
579 (let* ((dummy (stringp header))
|
|
580 (header (if (vectorp header) header
|
|
581 (progn
|
|
582 (setq header (make-mail-header "*****"))
|
|
583 (mail-header-set-number header 0)
|
|
584 (mail-header-set-lines header 0)
|
|
585 (mail-header-set-chars header 0)
|
|
586 header)))
|
|
587 (gnus-tmp-from (mail-header-from header))
|
|
588 (gnus-tmp-subject (mail-header-subject header))
|
|
589 (gnus-tmp-number (mail-header-number header))
|
|
590 (gnus-tmp-name
|
|
591 (cond
|
|
592 ((string-match "(.+)" gnus-tmp-from)
|
|
593 (substring gnus-tmp-from
|
|
594 (1+ (match-beginning 0)) (1- (match-end 0))))
|
|
595 ((string-match "<[^>]+> *$" gnus-tmp-from)
|
|
596 (let ((beg (match-beginning 0)))
|
|
597 (or (and (string-match "^\"[^\"]*\"" gnus-tmp-from)
|
|
598 (substring gnus-tmp-from (1+ (match-beginning 0))
|
|
599 (1- (match-end 0))))
|
|
600 (substring gnus-tmp-from 0 beg))))
|
|
601 ((memq gnus-tmp-number sparse)
|
|
602 "***")
|
|
603 (t gnus-tmp-from)))
|
|
604 (gnus-tmp-open-bracket
|
98
|
605 (cond ((memq gnus-tmp-number sparse)
|
0
|
606 (caadr gnus-tree-brackets))
|
|
607 (dummy (caaddr gnus-tree-brackets))
|
|
608 (adopted (car (nth 3 gnus-tree-brackets)))
|
|
609 (t (caar gnus-tree-brackets))))
|
|
610 (gnus-tmp-close-bracket
|
|
611 (cond ((memq gnus-tmp-number sparse)
|
|
612 (cdadr gnus-tree-brackets))
|
|
613 (adopted (cdr (nth 3 gnus-tree-brackets)))
|
|
614 (dummy
|
|
615 (cdaddr gnus-tree-brackets))
|
|
616 (t (cdar gnus-tree-brackets))))
|
|
617 (buffer-read-only nil)
|
|
618 beg end)
|
|
619 (gnus-add-text-properties
|
|
620 (setq beg (point))
|
|
621 (setq end (progn (eval gnus-tree-line-format-spec) (point)))
|
|
622 (list 'gnus-number gnus-tmp-number))
|
|
623 (when (or t (gnus-visual-p 'tree-highlight 'highlight))
|
|
624 (gnus-tree-highlight-node gnus-tmp-number beg end))))
|
|
625
|
|
626 (defun gnus-tree-highlight-node (article beg end)
|
|
627 "Highlight current line according to `gnus-summary-highlight'."
|
|
628 (let ((list gnus-summary-highlight)
|
|
629 face)
|
|
630 (save-excursion
|
|
631 (set-buffer gnus-summary-buffer)
|
|
632 (let* ((score (or (cdr (assq article gnus-newsgroup-scored))
|
|
633 gnus-summary-default-score 0))
|
|
634 (default gnus-summary-default-score)
|
|
635 (mark (or (gnus-summary-article-mark article) gnus-unread-mark)))
|
|
636 ;; Eval the cars of the lists until we find a match.
|
|
637 (while (and list
|
|
638 (not (eval (caar list))))
|
|
639 (setq list (cdr list)))))
|
|
640 (unless (eq (setq face (cdar list)) (get-text-property beg 'face))
|
108
|
641 (gnus-put-text-property
|
|
642 beg end 'face
|
0
|
643 (if (boundp face) (symbol-value face) face)))))
|
|
644
|
|
645 (defun gnus-tree-indent (level)
|
|
646 (insert (make-string (1- (* (1+ gnus-tree-node-length) level)) ? )))
|
|
647
|
|
648 (defvar gnus-tmp-limit)
|
|
649 (defvar gnus-tmp-sparse)
|
|
650 (defvar gnus-tmp-indent)
|
|
651
|
|
652 (defun gnus-generate-tree (thread)
|
|
653 "Generate a thread tree for THREAD."
|
|
654 (save-excursion
|
|
655 (set-buffer (gnus-get-tree-buffer))
|
|
656 (let ((buffer-read-only nil)
|
|
657 (gnus-tmp-indent 0))
|
|
658 (erase-buffer)
|
|
659 (funcall gnus-generate-tree-function thread 0)
|
|
660 (gnus-set-mode-line 'tree)
|
|
661 (goto-char (point-min))
|
|
662 (gnus-tree-minimize)
|
|
663 (gnus-tree-recenter)
|
|
664 (let ((selected (selected-window)))
|
|
665 (when (get-buffer-window (set-buffer gnus-tree-buffer) t)
|
|
666 (select-window (get-buffer-window (set-buffer gnus-tree-buffer) t))
|
|
667 (gnus-horizontal-recenter)
|
|
668 (select-window selected))))))
|
|
669
|
|
670 (defun gnus-generate-horizontal-tree (thread level &optional dummyp adopted)
|
|
671 "Generate a horizontal tree."
|
|
672 (let* ((dummy (stringp (car thread)))
|
|
673 (do (or dummy
|
167
|
674 (and (car thread)
|
|
675 (memq (mail-header-number (car thread))
|
|
676 gnus-tmp-limit))))
|
0
|
677 col beg)
|
|
678 (if (not do)
|
|
679 ;; We don't want this article.
|
|
680 (setq thread (cdr thread))
|
|
681 (if (not (bolp))
|
|
682 ;; Not the first article on the line, so we insert a "-".
|
|
683 (insert (car gnus-tree-parent-child-edges))
|
|
684 ;; If the level isn't zero, then we insert some indentation.
|
|
685 (unless (zerop level)
|
|
686 (gnus-tree-indent level)
|
|
687 (insert (cadr gnus-tree-parent-child-edges))
|
18
|
688 (setq col (- (setq beg (point)) (gnus-point-at-bol) 1))
|
0
|
689 ;; Draw "|" lines upwards.
|
|
690 (while (progn
|
|
691 (forward-line -1)
|
|
692 (forward-char col)
|
|
693 (= (following-char) ? ))
|
|
694 (delete-char 1)
|
|
695 (insert (caddr gnus-tree-parent-child-edges)))
|
|
696 (goto-char beg)))
|
|
697 (setq dummyp nil)
|
|
698 ;; Insert the article node.
|
|
699 (gnus-tree-node-insert (pop thread) gnus-tmp-sparse adopted))
|
|
700 (if (null thread)
|
|
701 ;; End of the thread, so we go to the next line.
|
|
702 (unless (bolp)
|
|
703 (insert "\n"))
|
|
704 ;; Recurse downwards in all children of this article.
|
|
705 (while thread
|
|
706 (gnus-generate-horizontal-tree
|
98
|
707 (pop thread) (if do (1+ level) level)
|
0
|
708 (or dummyp dummy) dummy)))))
|
|
709
|
|
710 (defsubst gnus-tree-indent-vertical ()
|
98
|
711 (let ((len (- (* (1+ gnus-tree-node-length) gnus-tmp-indent)
|
18
|
712 (- (point) (gnus-point-at-bol)))))
|
0
|
713 (when (> len 0)
|
|
714 (insert (make-string len ? )))))
|
|
715
|
|
716 (defsubst gnus-tree-forward-line (n)
|
|
717 (while (>= (decf n) 0)
|
|
718 (unless (zerop (forward-line 1))
|
|
719 (end-of-line)
|
|
720 (insert "\n")))
|
|
721 (end-of-line))
|
|
722
|
|
723 (defun gnus-generate-vertical-tree (thread level &optional dummyp adopted)
|
|
724 "Generate a vertical tree."
|
|
725 (let* ((dummy (stringp (car thread)))
|
|
726 (do (or dummy
|
98
|
727 (and (car thread)
|
|
728 (memq (mail-header-number (car thread))
|
|
729 gnus-tmp-limit))))
|
0
|
730 beg)
|
|
731 (if (not do)
|
|
732 ;; We don't want this article.
|
|
733 (setq thread (cdr thread))
|
|
734 (if (not (save-excursion (beginning-of-line) (bobp)))
|
|
735 ;; Not the first article on the line, so we insert a "-".
|
|
736 (progn
|
|
737 (gnus-tree-indent-vertical)
|
|
738 (insert (make-string (/ gnus-tree-node-length 2) ? ))
|
|
739 (insert (caddr gnus-tree-parent-child-edges))
|
|
740 (gnus-tree-forward-line 1))
|
|
741 ;; If the level isn't zero, then we insert some indentation.
|
|
742 (unless (zerop gnus-tmp-indent)
|
|
743 (gnus-tree-forward-line (1- (* 2 level)))
|
|
744 (gnus-tree-indent-vertical)
|
|
745 (delete-char -1)
|
|
746 (insert (cadr gnus-tree-parent-child-edges))
|
|
747 (setq beg (point))
|
167
|
748 (forward-char -1)
|
0
|
749 ;; Draw "-" lines leftwards.
|
167
|
750 (while (= (char-after (1- (point))) ? )
|
|
751 (delete-char -1)
|
|
752 (insert (car gnus-tree-parent-child-edges))
|
|
753 (forward-char -1))
|
0
|
754 (goto-char beg)
|
|
755 (gnus-tree-forward-line 1)))
|
|
756 (setq dummyp nil)
|
|
757 ;; Insert the article node.
|
|
758 (gnus-tree-indent-vertical)
|
|
759 (gnus-tree-node-insert (pop thread) gnus-tmp-sparse adopted)
|
|
760 (gnus-tree-forward-line 1))
|
|
761 (if (null thread)
|
|
762 ;; End of the thread, so we go to the next line.
|
|
763 (progn
|
|
764 (goto-char (point-min))
|
|
765 (end-of-line)
|
|
766 (incf gnus-tmp-indent))
|
|
767 ;; Recurse downwards in all children of this article.
|
|
768 (while thread
|
|
769 (gnus-generate-vertical-tree
|
98
|
770 (pop thread) (if do (1+ level) level)
|
0
|
771 (or dummyp dummy) dummy)))))
|
|
772
|
|
773 ;;; Interface functions.
|
|
774
|
|
775 (defun gnus-possibly-generate-tree (article &optional force)
|
|
776 "Generate the thread tree for ARTICLE if it isn't displayed already."
|
|
777 (when (save-excursion
|
|
778 (set-buffer gnus-summary-buffer)
|
|
779 (and gnus-use-trees
|
98
|
780 gnus-show-threads
|
0
|
781 (vectorp (gnus-summary-article-header article))))
|
|
782 (save-excursion
|
|
783 (let ((top (save-excursion
|
|
784 (set-buffer gnus-summary-buffer)
|
|
785 (gnus-cut-thread
|
108
|
786 (gnus-remove-thread
|
|
787 (mail-header-id
|
98
|
788 (gnus-summary-article-header article))
|
|
789 t))))
|
0
|
790 (gnus-tmp-limit gnus-newsgroup-limit)
|
|
791 (gnus-tmp-sparse gnus-newsgroup-sparse))
|
|
792 (when (or force
|
|
793 (not (eq top gnus-tree-displayed-thread)))
|
|
794 (gnus-generate-tree top)
|
|
795 (setq gnus-tree-displayed-thread top))))))
|
|
796
|
|
797 (defun gnus-tree-open (group)
|
|
798 (gnus-get-tree-buffer))
|
|
799
|
|
800 (defun gnus-tree-close (group)
|
98
|
801 ;(gnus-kill-buffer gnus-tree-buffer)
|
0
|
802 )
|
|
803
|
|
804 (defun gnus-highlight-selected-tree (article)
|
|
805 "Highlight the selected article in the tree."
|
|
806 (let ((buf (current-buffer))
|
|
807 region)
|
|
808 (set-buffer gnus-tree-buffer)
|
|
809 (when (setq region (gnus-tree-article-region article))
|
|
810 (when (or (not gnus-selected-tree-overlay)
|
|
811 (gnus-extent-detached-p gnus-selected-tree-overlay))
|
|
812 ;; Create a new overlay.
|
|
813 (gnus-overlay-put
|
|
814 (setq gnus-selected-tree-overlay (gnus-make-overlay 1 2))
|
|
815 'face gnus-selected-tree-face))
|
|
816 ;; Move the overlay to the article.
|
108
|
817 (gnus-move-overlay
|
0
|
818 gnus-selected-tree-overlay (goto-char (car region)) (cdr region))
|
|
819 (gnus-tree-minimize)
|
|
820 (gnus-tree-recenter)
|
|
821 (let ((selected (selected-window)))
|
|
822 (when (get-buffer-window (set-buffer gnus-tree-buffer) t)
|
|
823 (select-window (get-buffer-window (set-buffer gnus-tree-buffer) t))
|
|
824 (gnus-horizontal-recenter)
|
|
825 (select-window selected))))
|
|
826 ;; If we remove this save-excursion, it updates the wrong mode lines?!?
|
|
827 (save-excursion
|
|
828 (set-buffer gnus-tree-buffer)
|
|
829 (gnus-set-mode-line 'tree))
|
|
830 (set-buffer buf)))
|
|
831
|
|
832 (defun gnus-tree-highlight-article (article face)
|
|
833 (save-excursion
|
|
834 (set-buffer (gnus-get-tree-buffer))
|
|
835 (let (region)
|
|
836 (when (setq region (gnus-tree-article-region article))
|
|
837 (gnus-put-text-property (car region) (cdr region) 'face face)
|
108
|
838 (set-window-point
|
0
|
839 (get-buffer-window (current-buffer) t) (cdr region))))))
|
|
840
|
98
|
841 ;;;
|
|
842 ;;; gnus-carpal
|
|
843 ;;;
|
|
844
|
|
845 (defvar gnus-carpal-group-buffer-buttons
|
|
846 '(("next" . gnus-group-next-unread-group)
|
|
847 ("prev" . gnus-group-prev-unread-group)
|
|
848 ("read" . gnus-group-read-group)
|
|
849 ("select" . gnus-group-select-group)
|
|
850 ("catch-up" . gnus-group-catchup-current)
|
|
851 ("new-news" . gnus-group-get-new-news-this-group)
|
|
852 ("toggle-sub" . gnus-group-unsubscribe-current-group)
|
|
853 ("subscribe" . gnus-group-unsubscribe-group)
|
|
854 ("kill" . gnus-group-kill-group)
|
|
855 ("yank" . gnus-group-yank-group)
|
|
856 ("describe" . gnus-group-describe-group)
|
|
857 "list"
|
|
858 ("subscribed" . gnus-group-list-groups)
|
|
859 ("all" . gnus-group-list-all-groups)
|
|
860 ("killed" . gnus-group-list-killed)
|
|
861 ("zombies" . gnus-group-list-zombies)
|
|
862 ("matching" . gnus-group-list-matching)
|
|
863 ("post" . gnus-group-post-news)
|
|
864 ("mail" . gnus-group-mail)
|
|
865 ("rescan" . gnus-group-get-new-news)
|
|
866 ("browse-foreign" . gnus-group-browse-foreign)
|
|
867 ("exit" . gnus-group-exit)))
|
|
868
|
|
869 (defvar gnus-carpal-summary-buffer-buttons
|
108
|
870 '("mark"
|
98
|
871 ("read" . gnus-summary-mark-as-read-forward)
|
|
872 ("tick" . gnus-summary-tick-article-forward)
|
|
873 ("clear" . gnus-summary-clear-mark-forward)
|
|
874 ("expirable" . gnus-summary-mark-as-expirable)
|
|
875 "move"
|
|
876 ("scroll" . gnus-summary-next-page)
|
|
877 ("next-unread" . gnus-summary-next-unread-article)
|
|
878 ("prev-unread" . gnus-summary-prev-unread-article)
|
|
879 ("first" . gnus-summary-first-unread-article)
|
|
880 ("best" . gnus-summary-best-unread-article)
|
|
881 "article"
|
|
882 ("headers" . gnus-summary-toggle-header)
|
|
883 ("uudecode" . gnus-uu-decode-uu)
|
|
884 ("enter-digest" . gnus-summary-enter-digest-group)
|
|
885 ("fetch-parent" . gnus-summary-refer-parent-article)
|
|
886 "mail"
|
|
887 ("move" . gnus-summary-move-article)
|
|
888 ("copy" . gnus-summary-copy-article)
|
|
889 ("respool" . gnus-summary-respool-article)
|
|
890 "threads"
|
|
891 ("lower" . gnus-summary-lower-thread)
|
|
892 ("kill" . gnus-summary-kill-thread)
|
|
893 "post"
|
|
894 ("post" . gnus-summary-post-news)
|
|
895 ("mail" . gnus-summary-mail)
|
|
896 ("followup" . gnus-summary-followup-with-original)
|
|
897 ("reply" . gnus-summary-reply-with-original)
|
|
898 ("cancel" . gnus-summary-cancel-article)
|
|
899 "misc"
|
|
900 ("exit" . gnus-summary-exit)
|
|
901 ("fed-up" . gnus-summary-catchup-and-goto-next-group)))
|
|
902
|
108
|
903 (defvar gnus-carpal-server-buffer-buttons
|
98
|
904 '(("add" . gnus-server-add-server)
|
|
905 ("browse" . gnus-server-browse-server)
|
|
906 ("list" . gnus-server-list-servers)
|
|
907 ("kill" . gnus-server-kill-server)
|
|
908 ("yank" . gnus-server-yank-server)
|
|
909 ("copy" . gnus-server-copy-server)
|
|
910 ("exit" . gnus-server-exit)))
|
|
911
|
|
912 (defvar gnus-carpal-browse-buffer-buttons
|
|
913 '(("subscribe" . gnus-browse-unsubscribe-current-group)
|
|
914 ("exit" . gnus-browse-exit)))
|
|
915
|
|
916 (defvar gnus-carpal-group-buffer "*Carpal Group*")
|
|
917 (defvar gnus-carpal-summary-buffer "*Carpal Summary*")
|
|
918 (defvar gnus-carpal-server-buffer "*Carpal Server*")
|
|
919 (defvar gnus-carpal-browse-buffer "*Carpal Browse*")
|
|
920
|
|
921 (defvar gnus-carpal-attached-buffer nil)
|
|
922
|
|
923 (defvar gnus-carpal-mode-hook nil
|
|
924 "*Hook run in carpal mode buffers.")
|
|
925
|
|
926 (defvar gnus-carpal-button-face 'bold
|
|
927 "*Face used on carpal buttons.")
|
|
928
|
|
929 (defvar gnus-carpal-header-face 'bold-italic
|
|
930 "*Face used on carpal buffer headers.")
|
|
931
|
|
932 (defvar gnus-carpal-mode-map nil)
|
|
933 (put 'gnus-carpal-mode 'mode-class 'special)
|
|
934
|
|
935 (if gnus-carpal-mode-map
|
|
936 nil
|
|
937 (setq gnus-carpal-mode-map (make-keymap))
|
|
938 (suppress-keymap gnus-carpal-mode-map)
|
|
939 (define-key gnus-carpal-mode-map " " 'gnus-carpal-select)
|
|
940 (define-key gnus-carpal-mode-map "\r" 'gnus-carpal-select)
|
|
941 (define-key gnus-carpal-mode-map gnus-mouse-2 'gnus-carpal-mouse-select))
|
|
942
|
|
943 (defun gnus-carpal-mode ()
|
|
944 "Major mode for clicking buttons.
|
|
945
|
|
946 All normal editing commands are switched off.
|
|
947 \\<gnus-carpal-mode-map>
|
|
948 The following commands are available:
|
|
949
|
|
950 \\{gnus-carpal-mode-map}"
|
|
951 (interactive)
|
|
952 (kill-all-local-variables)
|
175
|
953 (setq mode-line-modified (cdr gnus-mode-line-modified))
|
98
|
954 (setq major-mode 'gnus-carpal-mode)
|
|
955 (setq mode-name "Gnus Carpal")
|
|
956 (setq mode-line-process nil)
|
|
957 (use-local-map gnus-carpal-mode-map)
|
|
958 (buffer-disable-undo (current-buffer))
|
|
959 (setq buffer-read-only t)
|
|
960 (make-local-variable 'gnus-carpal-attached-buffer)
|
|
961 (run-hooks 'gnus-carpal-mode-hook))
|
|
962
|
|
963 (defun gnus-carpal-setup-buffer (type)
|
|
964 (let ((buffer (symbol-value (intern (format "gnus-carpal-%s-buffer" type)))))
|
|
965 (if (get-buffer buffer)
|
|
966 ()
|
|
967 (save-excursion
|
|
968 (set-buffer (get-buffer-create buffer))
|
|
969 (gnus-carpal-mode)
|
108
|
970 (setq gnus-carpal-attached-buffer
|
98
|
971 (intern (format "gnus-%s-buffer" type)))
|
|
972 (gnus-add-current-to-buffer-list)
|
108
|
973 (let ((buttons (symbol-value
|
98
|
974 (intern (format "gnus-carpal-%s-buffer-buttons"
|
|
975 type))))
|
|
976 (buffer-read-only nil)
|
|
977 button)
|
|
978 (while buttons
|
|
979 (setq button (car buttons)
|
|
980 buttons (cdr buttons))
|
|
981 (if (stringp button)
|
|
982 (gnus-set-text-properties
|
|
983 (point)
|
|
984 (prog2 (insert button) (point) (insert " "))
|
|
985 (list 'face gnus-carpal-header-face))
|
|
986 (gnus-set-text-properties
|
|
987 (point)
|
|
988 (prog2 (insert (car button)) (point) (insert " "))
|
|
989 (list 'gnus-callback (cdr button)
|
|
990 'face gnus-carpal-button-face
|
|
991 gnus-mouse-face-prop 'highlight))))
|
|
992 (let ((fill-column (- (window-width) 2)))
|
|
993 (fill-region (point-min) (point-max)))
|
|
994 (set-window-point (get-buffer-window (current-buffer))
|
|
995 (point-min)))))))
|
|
996
|
|
997 (defun gnus-carpal-select ()
|
|
998 "Select the button under point."
|
|
999 (interactive)
|
|
1000 (let ((func (get-text-property (point) 'gnus-callback)))
|
|
1001 (if (null func)
|
|
1002 ()
|
|
1003 (pop-to-buffer (symbol-value gnus-carpal-attached-buffer))
|
|
1004 (call-interactively func))))
|
|
1005
|
|
1006 (defun gnus-carpal-mouse-select (event)
|
|
1007 "Select the button under the mouse pointer."
|
|
1008 (interactive "e")
|
|
1009 (mouse-set-point event)
|
|
1010 (gnus-carpal-select))
|
|
1011
|
0
|
1012 ;;; Allow redefinition of functions.
|
|
1013 (gnus-ems-redefine)
|
|
1014
|
|
1015 (provide 'gnus-salt)
|
|
1016
|
|
1017 ;;; gnus-salt.el ends here
|