Commit | Line | Data |
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be010748 | 1 | ;;; tmm.el --- text mode access to menu-bar |
20062d6b | 2 | |
f5632218 | 3 | ;; Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc. |
20062d6b RS |
4 | |
5 | ;; Author: Ilya Zakharevich <ilya@math.mps.ohio-state.edu> | |
fc225f66 | 6 | ;; Maintainer: FSF |
20062d6b | 7 | |
d440e474 | 8 | ;; This file is part of GNU Emacs. |
20062d6b RS |
9 | |
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
12 | ;; the Free Software Foundation; either version 2, or (at your option) | |
13 | ;; any later version. | |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
20062d6b | 24 | |
b578f267 | 25 | ;;; Commentary: |
20062d6b | 26 | |
b578f267 | 27 | ;; To use this package add |
20062d6b | 28 | |
b578f267 EN |
29 | ;; (autoload 'tmm-menubar 'tmm "Text mode substitute for menubar" t) |
30 | ;; (global-set-key [f10] 'tmm-menubar) | |
31 | ;; to your .emacs file. You can also add your own access to different | |
32 | ;; menus available in Window System Emacs modeling definition after | |
33 | ;; tmm-menubar. | |
20062d6b | 34 | |
b578f267 | 35 | ;;; Code: |
20062d6b RS |
36 | |
37 | (require 'electric) | |
20062d6b RS |
38 | |
39 | ;;; The following will be localized, added only to pacify the compiler. | |
40 | (defvar tmm-short-cuts) | |
fc225f66 | 41 | (defvar tmm-old-mb-map nil) |
20062d6b RS |
42 | (defvar tmm-old-comp-map) |
43 | (defvar tmm-c-prompt) | |
44 | (defvar tmm-km-list) | |
670ce6ea | 45 | (defvar tmm-next-shortcut-digit) |
20062d6b RS |
46 | (defvar tmm-table-undef) |
47 | ||
e6a5c7de | 48 | ;;;###autoload (define-key global-map "\M-`" 'tmm-menubar) |
b46324e6 | 49 | ;;;###autoload (define-key global-map [f10] 'tmm-menubar) |
77cc5db0 | 50 | ;;;###autoload (define-key global-map [menu-bar mouse-1] 'tmm-menubar-mouse) |
afb1835e | 51 | |
20062d6b | 52 | ;;;###autoload |
77cc5db0 | 53 | (defun tmm-menubar (&optional x-position) |
20062d6b | 54 | "Text-mode emulation of looking and choosing from a menubar. |
77cc5db0 RS |
55 | See the documentation for `tmm-prompt'. |
56 | X-POSITION, if non-nil, specifies a horizontal position within the menu bar; | |
57 | we make that menu bar item (the one at that position) the default choice." | |
20062d6b RS |
58 | (interactive) |
59 | (run-hooks 'menu-bar-update-hook) | |
fc225f66 | 60 | ;; Obey menu-bar-final-items; put those items last. |
77cc5db0 RS |
61 | (let ((menu-bar (tmm-get-keybind [menu-bar])) |
62 | menu-bar-item) | |
fc225f66 RS |
63 | (let ((list menu-bar-final-items)) |
64 | (while list | |
65 | (let ((item (car list))) | |
66 | ;; ITEM is the name of an item that we want to put last. | |
67 | ;; Find it in MENU-BAR and move it to the end. | |
68 | (let ((this-one (assq item menu-bar))) | |
69 | (setq menu-bar (append (delq this-one menu-bar) | |
70 | (list this-one))))) | |
71 | (setq list (cdr list)))) | |
77cc5db0 RS |
72 | (if x-position |
73 | (let ((tail menu-bar) | |
74 | this-one | |
75 | (column 0)) | |
76 | (while (and tail (< column x-position)) | |
77 | (setq this-one (car tail)) | |
78 | (if (and (consp (car tail)) | |
79 | (consp (cdr (car tail))) | |
80 | (stringp (nth 1 (car tail)))) | |
81 | (setq column (+ column | |
82 | (length (nth 1 (car tail))) | |
83 | 1))) | |
84 | (setq tail (cdr tail))) | |
85 | (setq menu-bar-item (car this-one)))) | |
86 | (tmm-prompt menu-bar nil menu-bar-item))) | |
87 | ||
8e735883 | 88 | ;;;###autoload |
77cc5db0 RS |
89 | (defun tmm-menubar-mouse (event) |
90 | "Text-mode emulation of looking and choosing from a menubar. | |
91 | This command is used when you click the mouse in the menubar | |
92 | on a console which has no window system but does have a mouse. | |
93 | See the documentation for `tmm-prompt'." | |
94 | (interactive "e") | |
95 | (tmm-menubar (car (posn-x-y (event-start event))))) | |
20062d6b RS |
96 | |
97 | (defvar tmm-mid-prompt "==>" | |
670ce6ea RS |
98 | "*String to insert between shortcut and menu item. |
99 | If nil, there will be no shortcuts. It should not consist only of spaces, | |
100 | or else the correct item might not be found in the `*Completions*' buffer.") | |
20062d6b RS |
101 | |
102 | (defvar tmm-mb-map nil | |
103 | "A place to store minibuffer map.") | |
104 | ||
105 | (defvar tmm-completion-prompt | |
106 | "Press PageUp Key to reach this buffer from the minibuffer. | |
107 | Alternatively, you can use Up/Down keys (or your History keys) to change | |
108 | the item in the minibuffer, and press RET when you are done, or press the | |
10fe2d38 | 109 | marked letters to pick up your choice. Type C-g or ESC ESC ESC to cancel. |
20062d6b | 110 | " |
670ce6ea RS |
111 | "*Help text to insert on the top of the completion buffer. |
112 | To save space, you can set this to nil, | |
113 | in which case the standard introduction text is deleted too.") | |
114 | ||
115 | (defvar tmm-shortcut-style '(downcase upcase) | |
116 | "*What letters to use as menu shortcuts. | |
117 | Must be either one of the symbols `downcase' or `upcase', | |
118 | or else a list of the two in the order you prefer.") | |
119 | ||
120 | (defvar tmm-shortcut-words 2 | |
121 | "*How many successive words to try for shortcuts, nil means all. | |
122 | If you use only one of `downcase' or `upcase' for `tmm-shortcut-style', | |
123 | specify nil for this variable.") | |
20062d6b RS |
124 | |
125 | ;;;###autoload | |
bdbc7685 | 126 | (defun tmm-prompt (menu &optional in-popup default-item) |
20062d6b | 127 | "Text-mode emulation of calling the bindings in keymap. |
77cc5db0 RS |
128 | Creates a text-mode menu of possible choices. You can access the elements |
129 | in the menu in two ways: | |
130 | *) via history mechanism from minibuffer; | |
20062d6b RS |
131 | *) Or via completion-buffer that is automatically shown. |
132 | The last alternative is currently a hack, you cannot use mouse reliably. | |
bdbc7685 RS |
133 | |
134 | MENU is like the MENU argument to `x-popup-menu': either a | |
135 | keymap or an alist of alists. | |
136 | DEFAULT-ITEM, if non-nil, specifies an initial default choice. | |
137 | Its value should be an event that has a binding in MENU." | |
138 | ;; If the optional argument IN-POPUP is t, | |
139 | ;; then MENU is an alist of elements of the form (STRING . VALUE). | |
140 | ;; That is used for recursive calls only. | |
141 | (let ((gl-str "Menu bar") ;; The menu bar itself is not a menu keymap | |
142 | ; so it doesn't have a name. | |
143 | tmm-km-list out history history-len tmm-table-undef tmm-c-prompt | |
144 | tmm-old-mb-map tmm-old-comp-map tmm-short-cuts | |
145 | chosen-string choice | |
146 | (not-menu (not (keymapp menu)))) | |
20062d6b | 147 | (run-hooks 'activate-menubar-hook) |
bdbc7685 RS |
148 | ;; Compute tmm-km-list from MENU. |
149 | ;; tmm-km-list is an alist of (STRING . MEANING). | |
150 | ;; It has no other elements. | |
151 | ;; The order of elements in tmm-km-list is the order of the menu bar. | |
20062d6b RS |
152 | (mapcar (function (lambda (elt) |
153 | (if (stringp elt) | |
154 | (setq gl-str elt) | |
bdbc7685 RS |
155 | (and (listp elt) (tmm-get-keymap elt not-menu))))) |
156 | menu) | |
157 | ;; Choose an element of tmm-km-list; put it in choice. | |
158 | (if (and not-menu (= 1 (length tmm-km-list))) | |
159 | ;; If this is the top-level of an x-popup-menu menu, | |
160 | ;; and there is just one pane, choose that one silently. | |
161 | ;; This way we only ask the user one question, | |
162 | ;; for which element of that pane. | |
163 | (setq choice (cdr (car tmm-km-list))) | |
164 | (and tmm-km-list | |
165 | (let ((index-of-default 0)) | |
166 | (if tmm-mid-prompt | |
167 | (setq tmm-km-list (tmm-add-shortcuts tmm-km-list)) | |
168 | t) | |
169 | ;; Find the default item's index within the menu bar. | |
170 | ;; We use this to decide the initial minibuffer contents | |
171 | ;; and initial history position. | |
172 | (if default-item | |
173 | (let ((tail menu)) | |
174 | (while (and tail | |
175 | (not (eq (car-safe (car tail)) default-item))) | |
176 | ;; Be careful to count only the elements of MENU | |
177 | ;; that actually constitute menu bar items. | |
178 | (if (and (consp (car tail)) | |
179 | (stringp (car-safe (cdr (car tail))))) | |
180 | (setq index-of-default (1+ index-of-default))) | |
181 | (setq tail (cdr tail))))) | |
182 | (setq history (reverse (mapcar 'car tmm-km-list))) | |
183 | (setq history-len (length history)) | |
184 | (setq history (append history history history history)) | |
185 | (setq tmm-c-prompt (nth (- history-len 1 index-of-default) history)) | |
186 | (add-hook 'minibuffer-setup-hook 'tmm-add-prompt) | |
187 | (unwind-protect | |
188 | (setq out | |
189 | (completing-read | |
190 | (concat gl-str " (up/down to change, PgUp to menu): ") | |
191 | tmm-km-list nil t nil | |
192 | (cons 'history (- (* 2 history-len) index-of-default)))) | |
193 | (save-excursion | |
194 | (remove-hook 'minibuffer-setup-hook 'tmm-add-prompt) | |
195 | (if (get-buffer "*Completions*") | |
196 | (progn | |
197 | (set-buffer "*Completions*") | |
198 | (use-local-map tmm-old-comp-map) | |
199 | (bury-buffer (current-buffer))))) | |
200 | ))) | |
201 | (setq choice (cdr (assoc out tmm-km-list))) | |
202 | (and (null choice) | |
203 | (> (length out) (length tmm-c-prompt)) | |
204 | (string= (substring out 0 (length tmm-c-prompt)) tmm-c-prompt) | |
205 | (setq out (substring out (length tmm-c-prompt)) | |
206 | choice (cdr (assoc out tmm-km-list)))) | |
207 | (and (null choice) | |
208 | (setq out (try-completion out tmm-km-list) | |
209 | choice (cdr (assoc out tmm-km-list))))) | |
210 | ;; CHOICE is now (STRING . MEANING). Separate the two parts. | |
211 | (setq chosen-string (car choice)) | |
212 | (setq choice (cdr choice)) | |
213 | (cond (in-popup | |
214 | ;; We just did the inner level of a -popup menu. | |
215 | choice) | |
216 | ;; We just did the outer level. Do the inner level now. | |
217 | (not-menu (tmm-prompt choice t)) | |
218 | ;; We just handled a menu keymap and found another keymap. | |
219 | ((keymapp choice) | |
220 | (if (symbolp choice) | |
221 | (setq choice (indirect-function choice))) | |
222 | (condition-case nil | |
223 | (require 'mouse) | |
224 | (error nil)) | |
225 | (condition-case nil | |
226 | (x-popup-menu nil choice) ; Get the shortcuts | |
227 | (error nil)) | |
228 | (tmm-prompt choice)) | |
229 | ;; We just handled a menu keymap and found a command. | |
230 | (choice | |
231 | (if chosen-string | |
3132f319 KH |
232 | (progn |
233 | (setq last-command-event chosen-string) | |
234 | (call-interactively choice)) | |
bdbc7685 | 235 | choice))))) |
20062d6b | 236 | |
20062d6b RS |
237 | (defun tmm-add-shortcuts (list) |
238 | "Adds shortcuts to cars of elements of the list. | |
239 | Takes a list of lists with a string as car, returns list with | |
fc225f66 RS |
240 | shortcuts added to these cars. |
241 | Stores a list of all the shortcuts in the free variable `tmm-short-cuts'." | |
670ce6ea RS |
242 | (let ((tmm-next-shortcut-digit ?0)) |
243 | (mapcar 'tmm-add-one-shortcut (reverse list)))) | |
20062d6b | 244 | |
670ce6ea RS |
245 | (defsubst tmm-add-one-shortcut (elt) |
246 | ;; uses the free vars tmm-next-shortcut-digit and tmm-short-cuts | |
247 | (let* ((str (car elt)) | |
248 | (paren (string-match "(" str)) | |
249 | (pos 0) (word 0) char) | |
250 | (catch 'done ; ??? is this slow? | |
251 | (while (and (or (not tmm-shortcut-words) ; no limit on words | |
252 | (< word tmm-shortcut-words)) ; try n words | |
253 | (setq pos (string-match "\\w+" str pos)) ; get next word | |
254 | (not (and paren (> pos paren)))) ; don't go past "(binding.." | |
255 | (if (or (= pos 0) | |
256 | (/= (aref str (1- pos)) ?.)) ; avoid file extensions | |
257 | (let ((shortcut-style | |
258 | (if (listp tmm-shortcut-style) ; convert to list | |
259 | tmm-shortcut-style | |
260 | (list tmm-shortcut-style)))) | |
261 | (while shortcut-style ; try upcase and downcase variants | |
262 | (setq char (funcall (car shortcut-style) (aref str pos))) | |
263 | (if (not (memq char tmm-short-cuts)) (throw 'done char)) | |
264 | (setq shortcut-style (cdr shortcut-style))))) | |
265 | (setq word (1+ word)) | |
266 | (setq pos (match-end 0))) | |
267 | (while (<= tmm-next-shortcut-digit ?9) ; no letter shortcut, pick a digit | |
268 | (setq char tmm-next-shortcut-digit) | |
269 | (setq tmm-next-shortcut-digit (1+ tmm-next-shortcut-digit)) | |
270 | (if (not (memq char tmm-short-cuts)) (throw 'done char))) | |
271 | (setq char nil)) | |
272 | (if char (setq tmm-short-cuts (cons char tmm-short-cuts))) | |
273 | (cons (concat (if char (concat (char-to-string char) tmm-mid-prompt) | |
274 | ;; keep them lined up in columns | |
275 | (make-string (1+ (length tmm-mid-prompt)) ?\ )) | |
276 | str) | |
277 | (cdr elt)))) | |
278 | ||
279 | ;; This returns the old map. | |
fe03654a | 280 | (defun tmm-define-keys (minibuffer) |
670ce6ea RS |
281 | (let ((map (make-sparse-keymap))) |
282 | (suppress-keymap map t) | |
283 | (mapcar | |
284 | (function | |
285 | (lambda (c) | |
286 | (if (listp tmm-shortcut-style) | |
287 | (define-key map (char-to-string c) 'tmm-shortcut) | |
288 | ;; only one kind of letters are shortcuts, so map both upcase and | |
289 | ;; downcase input to the same | |
290 | (define-key map (char-to-string (downcase c)) 'tmm-shortcut) | |
291 | (define-key map (char-to-string (upcase c)) 'tmm-shortcut)))) | |
292 | tmm-short-cuts) | |
293 | (if minibuffer | |
294 | (progn | |
295 | (define-key map [pageup] 'tmm-goto-completions) | |
296 | (define-key map [prior] 'tmm-goto-completions) | |
297 | (define-key map "\ev" 'tmm-goto-completions) | |
298 | (define-key map "\C-n" 'next-history-element) | |
299 | (define-key map "\C-p" 'previous-history-element))) | |
300 | (prog1 (current-local-map) | |
301 | (use-local-map (append map (current-local-map)))))) | |
302 | ||
303 | (defun tmm-completion-delete-prompt () | |
304 | (set-buffer standard-output) | |
305 | (goto-char 1) | |
306 | (delete-region 1 (search-forward "Possible completions are:\n"))) | |
b46324e6 | 307 | |
20062d6b RS |
308 | (defun tmm-add-prompt () |
309 | (remove-hook 'minibuffer-setup-hook 'tmm-add-prompt) | |
afb1835e RS |
310 | (make-local-hook 'minibuffer-exit-hook) |
311 | (add-hook 'minibuffer-exit-hook 'tmm-delete-map nil t) | |
b46324e6 | 312 | (let ((win (selected-window))) |
670ce6ea | 313 | (setq tmm-old-mb-map (tmm-define-keys t)) |
20062d6b RS |
314 | ;; Get window and hide it for electric mode to get correct size |
315 | (save-window-excursion | |
fc225f66 RS |
316 | (let ((completions |
317 | (mapcar 'car minibuffer-completion-table))) | |
670ce6ea RS |
318 | (or tmm-completion-prompt |
319 | (add-hook 'completion-setup-hook | |
320 | 'tmm-completion-delete-prompt 'append)) | |
fc225f66 | 321 | (with-output-to-temp-buffer "*Completions*" |
670ce6ea RS |
322 | (display-completion-list completions)) |
323 | (remove-hook 'completion-setup-hook 'tmm-completion-delete-prompt)) | |
324 | (if tmm-completion-prompt | |
325 | (progn | |
20062d6b RS |
326 | (set-buffer "*Completions*") |
327 | (goto-char 1) | |
670ce6ea | 328 | (insert tmm-completion-prompt))) |
20062d6b RS |
329 | ) |
330 | (save-excursion | |
331 | (other-window 1) ; Electric-pop-up-window does | |
332 | ; not work in minibuffer | |
333 | (set-buffer (window-buffer (Electric-pop-up-window "*Completions*"))) | |
670ce6ea RS |
334 | |
335 | (setq tmm-old-comp-map (tmm-define-keys nil)) | |
336 | ||
20062d6b RS |
337 | (select-window win) ; Cannot use |
338 | ; save-window-excursion, since | |
339 | ; it restores the size | |
340 | ) | |
341 | (insert tmm-c-prompt))) | |
342 | ||
343 | (defun tmm-delete-map () | |
afb1835e | 344 | (remove-hook 'minibuffer-exit-hook 'tmm-delete-map t) |
fc225f66 RS |
345 | (if tmm-old-mb-map |
346 | (use-local-map tmm-old-mb-map))) | |
20062d6b RS |
347 | |
348 | (defun tmm-shortcut () | |
fc225f66 | 349 | "Choose the shortcut that the user typed." |
20062d6b | 350 | (interactive) |
670ce6ea RS |
351 | (let ((c last-command-char) s) |
352 | (if (symbolp tmm-shortcut-style) | |
353 | (setq c (funcall tmm-shortcut-style c))) | |
354 | (if (memq c tmm-short-cuts) | |
fc225f66 RS |
355 | (if (equal (buffer-name) "*Completions*") |
356 | (progn | |
357 | (beginning-of-buffer) | |
358 | (re-search-forward | |
670ce6ea | 359 | (concat "\\(^\\|[ \t]\\)" (char-to-string c) tmm-mid-prompt)) |
fc225f66 RS |
360 | (choose-completion)) |
361 | (erase-buffer) ; In minibuffer | |
362 | (mapcar (lambda (elt) | |
363 | (if (string= | |
364 | (substring (car elt) 0 | |
365 | (min (1+ (length tmm-mid-prompt)) | |
366 | (length (car elt)))) | |
670ce6ea | 367 | (concat (char-to-string c) tmm-mid-prompt)) |
fc225f66 RS |
368 | (setq s (car elt)))) |
369 | tmm-km-list) | |
370 | (insert s) | |
371 | (exit-minibuffer))))) | |
20062d6b RS |
372 | |
373 | (defun tmm-goto-completions () | |
374 | (interactive) | |
375 | (setq tmm-c-prompt (buffer-string)) | |
376 | (erase-buffer) | |
fc225f66 | 377 | (switch-to-buffer-other-window "*Completions*") |
20062d6b RS |
378 | (search-forward tmm-c-prompt) |
379 | (search-backward tmm-c-prompt)) | |
380 | ||
20062d6b RS |
381 | (defun tmm-get-keymap (elt &optional in-x-menu) |
382 | "Prepends (DOCSTRING EVENT BINDING) to free variable `tmm-km-list'. | |
383 | The values are deduced from the argument ELT, that should be an | |
fc225f66 | 384 | element of keymap, an `x-popup-menu' argument, or an element of |
20062d6b | 385 | `x-popup-menu' argument (when IN-X-MENU is not-nil). |
77cc5db0 RS |
386 | This function adds the element only if it is not already present. |
387 | It uses the free variable `tmm-table-undef' to keep undefined keys." | |
20062d6b RS |
388 | (let (km str cache (event (car elt))) |
389 | (setq elt (cdr elt)) | |
390 | (if (eq elt 'undefined) | |
391 | (setq tmm-table-undef (cons (cons event nil) tmm-table-undef)) | |
392 | (or | |
393 | (assoc event tmm-table-undef) | |
394 | (and (if (listp elt) | |
395 | (keymapp elt) | |
396 | (fboundp elt)) | |
397 | (setq km elt)) | |
398 | (and (if (listp (cdr-safe elt)) | |
399 | (keymapp (cdr-safe elt)) | |
400 | (fboundp (cdr-safe elt))) | |
401 | (setq km (cdr elt)) | |
402 | (and (stringp (car elt)) (setq str (car elt)))) | |
403 | (and (if (listp (cdr-safe (cdr-safe elt))) | |
404 | (keymapp (cdr-safe (cdr-safe elt))) | |
405 | (fboundp (cdr-safe (cdr-safe elt)))) | |
406 | (setq km (cdr (cdr elt))) | |
407 | (and (stringp (car elt)) (setq str (car elt))) | |
408 | (or (and str | |
409 | (stringp (cdr (car (cdr elt)))) ; keyseq cache | |
410 | (setq cache (cdr (car (cdr elt)))) | |
411 | cache (setq str (concat str cache))) str)) | |
412 | (and (if (listp (cdr-safe (cdr-safe (cdr-safe elt)))) | |
413 | (keymapp (cdr-safe (cdr-safe (cdr-safe elt)))) | |
414 | (fboundp (cdr-safe (cdr-safe (cdr-safe elt))))) | |
415 | ; New style of easy-menu | |
416 | (setq km (cdr (cdr (cdr elt)))) | |
417 | (and (stringp (car elt)) (setq str (car elt))) | |
418 | (or (and str | |
419 | (stringp (cdr (car (cdr (cdr elt))))) ; keyseq cache | |
420 | (setq cache (cdr (car (cdr (cdr elt))))) | |
421 | cache (setq str (concat str cache))) | |
422 | str)) | |
423 | (and (stringp event) ; x-popup or x-popup element | |
424 | (if (or in-x-menu (stringp (car-safe elt))) | |
425 | (setq str event event nil km elt) | |
426 | (setq str event event nil km (cons 'keymap elt)) | |
427 | ))) | |
428 | (and km (stringp km) (setq str km)) | |
429 | (and km str | |
430 | (or (assoc str tmm-km-list) | |
431 | (setq tmm-km-list | |
432 | (cons (cons str (cons event km)) tmm-km-list))) | |
433 | )))) | |
434 | ||
20062d6b | 435 | (defun tmm-get-keybind (keyseq) |
fc225f66 | 436 | "Return the current binding of KEYSEQ, merging prefix definitions. |
91a5e367 | 437 | If KEYSEQ is a prefix key that has local and global bindings, |
fc225f66 RS |
438 | we merge them into a single keymap which shows the proper order of the menu. |
439 | However, for the menu bar itself, the value does not take account | |
440 | of `menu-bar-final-items'." | |
20062d6b | 441 | (let (allbind bind) |
fc225f66 RS |
442 | (setq bind (key-binding keyseq)) |
443 | ;; If KEYSEQ is a prefix key, then BIND is either nil | |
444 | ;; or a symbol defined as a keymap (which satisfies keymapp). | |
445 | (if (keymapp bind) | |
446 | (setq bind nil)) | |
447 | ;; If we have a non-keymap definition, return that. | |
448 | (or bind | |
449 | (progn | |
450 | ;; Otherwise, it is a prefix, so make a list of the subcommands. | |
451 | ;; Make a list of all the bindings in all the keymaps. | |
452 | (setq allbind (mapcar 'cdr (minor-mode-key-binding keyseq))) | |
453 | (setq allbind (cons (local-key-binding keyseq) allbind)) | |
454 | (setq allbind (cons (global-key-binding keyseq) allbind)) | |
455 | ;; Merge all the elements of ALLBIND into one keymap. | |
456 | (mapcar (lambda (in) | |
457 | (if (and (symbolp in) (keymapp in)) | |
458 | (setq in (symbol-function in))) | |
459 | (and in (keymapp in) | |
460 | (if (keymapp bind) | |
461 | (setq bind (nconc bind (copy-sequence (cdr in)))) | |
462 | (setq bind (copy-sequence in))))) | |
463 | allbind) | |
464 | ;; Return that keymap. | |
465 | bind)))) | |
20062d6b RS |
466 | |
467 | (add-hook 'calendar-load-hook (lambda () (require 'cal-menu))) | |
468 | ||
20062d6b RS |
469 | (provide 'tmm) |
470 | ||
20062d6b | 471 | ;;; tmm.el ends here |