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235aa29b ER |
1 | ;;; menu-bar.el --- define a default menu bar. |
2 | ||
b578f267 EN |
3 | ;; Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. |
4 | ||
235aa29b | 5 | ;; Author: RMS |
b7f66977 | 6 | ;; Keywords: internal |
235aa29b | 7 | |
1db87953 RS |
8 | ;; This file is part of GNU Emacs. |
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. | |
1db87953 | 24 | |
260130bb KH |
25 | ;; Avishai Yacobi suggested some menu rearrangements. |
26 | ||
b578f267 EN |
27 | ;;; Code: |
28 | ||
d537086b RS |
29 | ;;; User options: |
30 | ||
30e19aee | 31 | (defcustom buffers-menu-max-size 10 |
d537086b RS |
32 | "*Maximum number of entries which may appear on the Buffers menu. |
33 | If this is 10, then only the ten most-recently-selected buffers are shown. | |
34 | If this is nil, then all buffers are shown. | |
30e19aee RS |
35 | A large number or nil slows down menu responsiveness." |
36 | :type '(choice integer | |
37 | (const :tag "All" nil)) | |
38 | :group 'mouse) | |
d537086b | 39 | |
b132f2b1 RM |
40 | ;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key |
41 | ;; definitions made in loaddefs.el. | |
42 | (or (lookup-key global-map [menu-bar]) | |
43 | (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar"))) | |
22390f50 | 44 | (defvar menu-bar-help-menu (make-sparse-keymap "Help")) |
ffbdd83d RS |
45 | |
46 | ;; Force Help item to come last, after the major mode's own items. | |
0d31efcd KH |
47 | ;; The symbol used to be called `help', but that gets confused with the |
48 | ;; help key. | |
49 | (setq menu-bar-final-items '(help-menu)) | |
ffbdd83d | 50 | |
0d31efcd | 51 | (define-key global-map [menu-bar help-menu] (cons "Help" menu-bar-help-menu)) |
ffbdd83d RS |
52 | (defvar menu-bar-search-menu (make-sparse-keymap "Search")) |
53 | (define-key global-map [menu-bar search] (cons "Search" menu-bar-search-menu)) | |
22390f50 | 54 | (defvar menu-bar-edit-menu (make-sparse-keymap "Edit")) |
40954111 | 55 | (define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu)) |
ffbdd83d RS |
56 | (defvar menu-bar-tools-menu (make-sparse-keymap "Tools")) |
57 | (define-key global-map [menu-bar tools] (cons "Tools" menu-bar-tools-menu)) | |
58 | (defvar menu-bar-files-menu (make-sparse-keymap "Files")) | |
59 | (define-key global-map [menu-bar files] (cons "Files" menu-bar-files-menu)) | |
1b009b97 RS |
60 | |
61 | ;; This alias is for compatibility with 19.28 and before. | |
62 | (defvar menu-bar-file-menu menu-bar-files-menu) | |
9bb8e471 | 63 | \f |
9dcdc43d RS |
64 | (defvar vc-menu-map (make-sparse-keymap "Version Control")) |
65 | ||
147f1d2a RS |
66 | (define-key menu-bar-tools-menu [gdb] '("Debugger..." . gdb)) |
67 | (define-key menu-bar-tools-menu [compile] '("Compile..." . compile)) | |
68 | (define-key menu-bar-tools-menu [grep] '("Search Files..." . grep)) | |
69 | ||
70 | (define-key menu-bar-tools-menu [separator-1] | |
71 | '("--")) | |
72 | ||
e1726722 | 73 | (define-key menu-bar-tools-menu [calendar] '("Display Calendar" . calendar)) |
c0965058 | 74 | (define-key menu-bar-tools-menu [compose-mail] '("Send Mail" . compose-mail)) |
ffbdd83d | 75 | (define-key menu-bar-tools-menu [rmail] '("Read Mail" . rmail)) |
96a699d0 | 76 | (define-key menu-bar-tools-menu [gnus] '("Read Net News" . gnus)) |
ffbdd83d RS |
77 | |
78 | (define-key menu-bar-tools-menu [separator-vc] | |
79 | '("--")) | |
80 | ||
fe74180c | 81 | (define-key menu-bar-tools-menu [vc] |
ffbdd83d | 82 | (cons "Version Control" vc-menu-map)) |
9bb8e471 | 83 | |
ffbdd83d | 84 | (define-key menu-bar-tools-menu [separator-compare] |
9bb8e471 RS |
85 | '("--")) |
86 | ||
ffbdd83d | 87 | (define-key menu-bar-tools-menu [epatch] |
080ac1ac | 88 | '("Apply Patch" . menu-bar-epatch-menu)) |
ffbdd83d | 89 | (define-key menu-bar-tools-menu [ediff-merge] |
5438ecd3 | 90 | '("Merge" . menu-bar-ediff-merge-menu)) |
57eed34a | 91 | (define-key menu-bar-tools-menu [compare] |
40a8cde1 | 92 | '("Compare" . menu-bar-ediff-menu)) |
9bb8e471 | 93 | |
ffbdd83d | 94 | (define-key menu-bar-tools-menu [separator-print] |
9bb8e471 RS |
95 | '("--")) |
96 | ||
ffbdd83d RS |
97 | (put 'print-region 'menu-enable 'mark-active) |
98 | (put 'ps-print-region-with-faces 'menu-enable 'mark-active) | |
99 | ||
100 | (define-key menu-bar-tools-menu [ps-print-region] | |
101 | '("Postscript Print Region" . ps-print-region-with-faces)) | |
102 | (define-key menu-bar-tools-menu [ps-print-buffer] | |
103 | '("Postscript Print Buffer" . ps-print-buffer-with-faces)) | |
104 | (define-key menu-bar-tools-menu [print-region] | |
105 | '("Print Region" . print-region)) | |
106 | (define-key menu-bar-tools-menu [print-buffer] | |
107 | '("Print Buffer" . print-buffer)) | |
108 | \f | |
109 | (define-key menu-bar-files-menu [exit-emacs] | |
110 | '("Exit Emacs" . save-buffers-kill-emacs)) | |
111 | ||
112 | (define-key menu-bar-files-menu [separator-exit] | |
113 | '("--")) | |
114 | ||
115 | (define-key menu-bar-files-menu [one-window] | |
116 | '("One Window" . delete-other-windows)) | |
117 | ||
118 | (define-key menu-bar-files-menu [split-window] | |
119 | '("Split Window" . split-window-vertically)) | |
9bb8e471 | 120 | |
ca1a9692 RS |
121 | (if (fboundp 'delete-frame) |
122 | (progn | |
a4e4b916 RS |
123 | ;; Don't use delete-frame as event name |
124 | ;; because that is a special event. | |
125 | (define-key menu-bar-files-menu [delete-this-frame] | |
ca1a9692 | 126 | '("Delete Frame" . delete-frame)) |
ffbdd83d RS |
127 | (define-key menu-bar-files-menu [make-frame-on-display] |
128 | '("Open New Display..." . make-frame-on-display)) | |
129 | (define-key menu-bar-files-menu [make-frame] | |
ca1a9692 | 130 | '("Make New Frame" . make-frame)))) |
9bb8e471 | 131 | |
ffbdd83d | 132 | (define-key menu-bar-files-menu [separator-buffers] |
9bb8e471 RS |
133 | '("--")) |
134 | ||
ffbdd83d RS |
135 | (define-key menu-bar-files-menu [kill-buffer] |
136 | '("Kill Current Buffer" . kill-this-buffer)) | |
137 | (define-key menu-bar-files-menu [insert-file] | |
1f50590a | 138 | '("Insert File..." . insert-file)) |
ffbdd83d | 139 | (define-key menu-bar-files-menu [revert-buffer] |
2f1139a4 | 140 | '("Revert Buffer" . revert-buffer)) |
ffbdd83d | 141 | (define-key menu-bar-files-menu [write-file] |
2f1139a4 | 142 | '("Save Buffer As..." . write-file)) |
ffbdd83d RS |
143 | (define-key menu-bar-files-menu [save-buffer] '("Save Buffer" . save-buffer)) |
144 | (define-key menu-bar-files-menu [dired] '("Open Directory..." . dired)) | |
145 | (define-key menu-bar-files-menu [open-file] '("Open File..." . find-file)) | |
40a8cde1 | 146 | |
9bb8e471 | 147 | \f |
ffbdd83d RS |
148 | (defun nonincremental-search-forward (string) |
149 | "Read a string and search for it nonincrementally." | |
150 | (interactive "sSearch for string: ") | |
151 | (if (equal string "") | |
152 | (search-forward (car search-ring)) | |
153 | (isearch-update-ring string nil) | |
154 | (search-forward string))) | |
155 | ||
156 | (defun nonincremental-search-backward (string) | |
157 | "Read a string and search backward for it nonincrementally." | |
158 | (interactive "sSearch for string: ") | |
159 | (if (equal string "") | |
160 | (search-backward (car search-ring)) | |
161 | (isearch-update-ring string nil) | |
162 | (search-backward string))) | |
163 | ||
164 | (defun nonincremental-re-search-forward (string) | |
165 | "Read a regular expression and search for it nonincrementally." | |
166 | (interactive "sSearch for regexp: ") | |
167 | (if (equal string "") | |
168 | (re-search-forward (car regexp-search-ring)) | |
169 | (isearch-update-ring string t) | |
170 | (re-search-forward string))) | |
171 | ||
172 | (defun nonincremental-re-search-backward (string) | |
173 | "Read a regular expression and search backward for it nonincrementally." | |
174 | (interactive "sSearch for regexp: ") | |
175 | (if (equal string "") | |
176 | (re-search-backward (car regexp-search-ring)) | |
177 | (isearch-update-ring string t) | |
178 | (re-search-backward string))) | |
179 | ||
1f50590a | 180 | (defun nonincremental-repeat-search-forward () |
ffbdd83d RS |
181 | "Search forward for the previous search string." |
182 | (interactive) | |
183 | (search-forward (car search-ring))) | |
184 | ||
1f50590a | 185 | (defun nonincremental-repeat-search-backward () |
ffbdd83d RS |
186 | "Search backward for the previous search string." |
187 | (interactive) | |
188 | (search-backward (car search-ring))) | |
189 | ||
1f50590a | 190 | (defun nonincremental-repeat-re-search-forward () |
ffbdd83d RS |
191 | "Search forward for the previous regular expression." |
192 | (interactive) | |
193 | (re-search-forward (car regexp-search-ring))) | |
194 | ||
1f50590a | 195 | (defun nonincremental-repeat-re-search-backward () |
ffbdd83d RS |
196 | "Search backward for the previous regular expression." |
197 | (interactive) | |
198 | (re-search-backward (car regexp-search-ring))) | |
199 | ||
1f50590a RS |
200 | (define-key menu-bar-search-menu [query-replace-regexp] |
201 | '("Query Replace Regexp..." . query-replace-regexp)) | |
ffbdd83d | 202 | (define-key menu-bar-search-menu [query-replace] |
1f50590a | 203 | '("Query Replace..." . query-replace)) |
ffbdd83d | 204 | (define-key menu-bar-search-menu [find-tag] |
1f50590a | 205 | '("Find Tag..." . find-tag)) |
ffbdd83d RS |
206 | (define-key menu-bar-search-menu [bookmark] |
207 | '("Bookmarks" . menu-bar-bookmark-map)) | |
208 | ||
209 | (define-key menu-bar-search-menu [separator-search] | |
210 | '("--")) | |
211 | ||
fe74180c | 212 | (define-key menu-bar-search-menu [repeat-regexp-back] |
ffbdd83d | 213 | '("Repeat Regexp Backwards" . nonincremental-repeat-re-search-backward)) |
fe74180c | 214 | (define-key menu-bar-search-menu [repeat-search-back] |
ffbdd83d | 215 | '("Repeat Backwards" . nonincremental-repeat-search-backward)) |
fe74180c | 216 | (define-key menu-bar-search-menu [repeat-regexp-fwd] |
ffbdd83d | 217 | '("Repeat Regexp" . nonincremental-repeat-re-search-forward)) |
fe74180c | 218 | (define-key menu-bar-search-menu [repeat-search-fwd] |
ffbdd83d RS |
219 | '("Repeat Search" . nonincremental-repeat-search-forward)) |
220 | ||
221 | (define-key menu-bar-search-menu [separator-repeat] | |
9bb8e471 RS |
222 | '("--")) |
223 | ||
fe74180c | 224 | (define-key menu-bar-search-menu [re-search-backward] |
1f50590a | 225 | '("Regexp Search Backwards..." . nonincremental-re-search-backward)) |
fe74180c | 226 | (define-key menu-bar-search-menu [search-backward] |
1f50590a | 227 | '("Search Backwards..." . nonincremental-search-backward)) |
fe74180c | 228 | (define-key menu-bar-search-menu [re-search-forward] |
1f50590a | 229 | '("Regexp Search..." . nonincremental-re-search-forward)) |
fe74180c | 230 | (define-key menu-bar-search-menu [search-forward] |
1f50590a | 231 | '("Search..." . nonincremental-search-forward)) |
ffbdd83d | 232 | \f |
5b42ec2b RS |
233 | (if (fboundp 'start-process) |
234 | (define-key menu-bar-edit-menu [spell] '("Spell" . ispell-menu-map))) | |
9bb8e471 | 235 | (define-key menu-bar-edit-menu [fill] '("Fill" . fill-region)) |
6507ffb1 | 236 | (define-key menu-bar-edit-menu [props] '("Text Properties" . facemenu-menu)) |
9bb8e471 RS |
237 | |
238 | (define-key menu-bar-edit-menu [separator-edit] | |
239 | '("--")) | |
240 | ||
241 | (define-key menu-bar-edit-menu [clear] '("Clear" . delete-region)) | |
3dd92899 | 242 | |
e1726722 | 243 | (define-key menu-bar-edit-menu [paste] '("Paste Most Recent" . yank)) |
3dd92899 KH |
244 | |
245 | (defvar yank-menu (cons "Select Yank" nil)) | |
246 | (fset 'yank-menu (cons 'keymap yank-menu)) | |
247 | (define-key menu-bar-edit-menu [select-paste] '("Select and Paste" . yank-menu)) | |
4c0317b1 | 248 | (define-key menu-bar-edit-menu [copy] '("Copy" . menu-bar-kill-ring-save)) |
057d49d1 RS |
249 | (define-key menu-bar-edit-menu [cut] '("Cut" . kill-region)) |
250 | (define-key menu-bar-edit-menu [undo] '("Undo" . undo)) | |
251 | ||
4c0317b1 RS |
252 | (defun menu-bar-kill-ring-save (beg end) |
253 | (interactive "r") | |
254 | (if (mouse-region-match) | |
255 | (message "Select a region with the mouse does `copy' automatically") | |
256 | (kill-ring-save beg end))) | |
257 | ||
25b048ee RS |
258 | (put 'fill-region 'menu-enable '(and mark-active (not buffer-read-only))) |
259 | (put 'kill-region 'menu-enable '(and mark-active (not buffer-read-only))) | |
4c0317b1 | 260 | (put 'menu-bar-kill-ring-save 'menu-enable 'mark-active) |
25b048ee RS |
261 | (put 'yank 'menu-enable '(and (x-selection-exists-p) (not buffer-read-only))) |
262 | (put 'yank-menu 'menu-enable '(and (cdr yank-menu) (not buffer-read-only))) | |
4c0317b1 | 263 | (put 'delete-region 'menu-enable '(and mark-active |
25b048ee | 264 | (not buffer-read-only) |
4c0317b1 | 265 | (not (mouse-region-match)))) |
25b048ee RS |
266 | (put 'undo 'menu-enable '(and (not buffer-read-only) |
267 | (if (eq last-command 'undo) | |
268 | pending-undo-list | |
269 | (consp buffer-undo-list)))) | |
3a841b0b | 270 | (put 'query-replace 'menu-enable '(not buffer-read-only)) |
25b048ee | 271 | (put 'query-replace-regexp 'menu-enable '(not buffer-read-only)) |
db774a16 | 272 | |
9e18f0a0 RS |
273 | (autoload 'ispell-menu-map "ispell" nil t 'keymap) |
274 | ||
f9cf0be2 | 275 | ;; These are alternative definitions for the cut, paste and copy |
4c0317b1 | 276 | ;; menu items. Use them if your system expects these to use the clipboard. |
f9cf0be2 | 277 | |
f9cf0be2 RS |
278 | (put 'clipboard-kill-region 'menu-enable 'mark-active) |
279 | (put 'clipboard-kill-ring-save 'menu-enable 'mark-active) | |
280 | (put 'clipboard-yank 'menu-enable | |
281 | '(or (x-selection-exists-p) (x-selection-exists-p 'CLIPBOARD))) | |
282 | ||
283 | (defun clipboard-yank () | |
284 | "Reinsert the last stretch of killed text, or the clipboard contents." | |
285 | (interactive) | |
286 | (let ((x-select-enable-clipboard t)) | |
287 | (yank))) | |
288 | ||
289 | (defun clipboard-kill-ring-save (beg end) | |
290 | "Copy region to kill ring, and save in the X clipboard." | |
291 | (interactive "r") | |
292 | (let ((x-select-enable-clipboard t)) | |
293 | (kill-ring-save beg end))) | |
294 | ||
295 | (defun clipboard-kill-region (beg end) | |
296 | "Kill the region, and save it in the X clipboard." | |
297 | (interactive "r") | |
298 | (let ((x-select-enable-clipboard t)) | |
299 | (kill-region beg end))) | |
300 | ||
301 | (defun menu-bar-enable-clipboard () | |
5cbdeb30 RS |
302 | "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard. |
303 | Do the same for the keys of the same name." | |
f9cf0be2 | 304 | (interactive) |
5754d7f2 RS |
305 | ;; We can't use constant list structure here because it becomes pure, |
306 | ;; and because it gets modified with cache data. | |
307 | (define-key menu-bar-edit-menu [paste] | |
308 | (cons "Paste" 'clipboard-yank)) | |
309 | (define-key menu-bar-edit-menu [copy] | |
310 | (cons "Copy" 'clipboard-kill-ring-save)) | |
311 | (define-key menu-bar-edit-menu [cut] | |
5cbdeb30 RS |
312 | (cons "Cut" 'clipboard-kill-region)) |
313 | ||
314 | (define-key global-map [f20] 'clipboard-kill-region) | |
315 | (define-key global-map [f16] 'clipboard-kill-ring-save) | |
316 | (define-key global-map [f18] 'clipboard-yank) | |
317 | ;; X11R6 versions | |
318 | (define-key global-map [cut] 'clipboard-kill-region) | |
319 | (define-key global-map [copy] 'clipboard-kill-ring-save) | |
320 | (define-key global-map [paste] 'clipboard-yank)) | |
f9cf0be2 | 321 | \f |
a9f53ffb RS |
322 | |
323 | ;;; Menu support | |
324 | ||
325 | (defvar menu-bar-custom-menu (make-sparse-keymap "Customize")) | |
326 | ||
c9a86e71 RS |
327 | (define-key menu-bar-custom-menu [custom-menu-update] |
328 | '("Update This Menu" . custom-menu-update)) | |
a9f53ffb RS |
329 | (define-key menu-bar-custom-menu [customize-apropos] |
330 | '("Apropos..." . customize-apropos)) | |
c9a86e71 RS |
331 | (define-key menu-bar-custom-menu [customize-group] |
332 | '("Specific Group..." . customize-group)) | |
a9f53ffb | 333 | (define-key menu-bar-custom-menu [customize-face] |
c9a86e71 RS |
334 | '("Specific Face..." . customize-face)) |
335 | (define-key menu-bar-custom-menu [customize-variable] | |
336 | '("Specific Variable..." . customize-variable)) | |
a9f53ffb | 337 | (define-key menu-bar-custom-menu [customize] |
c9a86e71 | 338 | '("Browse Hierarchy of User Options" . customize)) |
a9f53ffb | 339 | |
efb166ff RS |
340 | (define-key menu-bar-help-menu [emacs-version] |
341 | '("Show Version" . emacs-version)) | |
48433a65 | 342 | (define-key menu-bar-help-menu [report-emacs-bug] |
1c6e18f6 | 343 | '("Send Bug Report..." . report-emacs-bug)) |
260130bb KH |
344 | (define-key menu-bar-help-menu [finder-by-keyword] |
345 | '("Find Lisp Packages..." . finder-by-keyword)) | |
ca9b40a1 | 346 | (define-key menu-bar-help-menu [emacs-tutorial] |
db774a16 | 347 | '("Emacs Tutorial" . help-with-tutorial)) |
260130bb KH |
348 | (define-key menu-bar-help-menu [man] |
349 | '("Man..." . manual-entry)) | |
2f1139a4 RS |
350 | (define-key menu-bar-help-menu [describe-variable] |
351 | '("Describe Variable..." . describe-variable)) | |
352 | (define-key menu-bar-help-menu [describe-function] | |
353 | '("Describe Function..." . describe-function)) | |
354 | (define-key menu-bar-help-menu [describe-key] | |
355 | '("Describe Key..." . describe-key)) | |
356 | (define-key menu-bar-help-menu [list-keybindings] | |
357 | '("List Keybindings" . describe-bindings)) | |
358 | (define-key menu-bar-help-menu [command-apropos] | |
359 | '("Command Apropos..." . command-apropos)) | |
360 | (define-key menu-bar-help-menu [describe-mode] | |
361 | '("Describe Mode" . describe-mode)) | |
e1726722 | 362 | (define-key menu-bar-help-menu [info] '("Browse Manuals" . info)) |
889560ed | 363 | (define-key menu-bar-help-menu [emacs-faq] '("Emacs FAQ" . view-emacs-FAQ)) |
2f1139a4 | 364 | (define-key menu-bar-help-menu [emacs-news] '("Emacs News" . view-emacs-news)) |
a0cd87a4 RS |
365 | (define-key menu-bar-help-menu [customize-menu] |
366 | (cons "Customize" menu-bar-custom-menu)) | |
889560ed | 367 | |
db774a16 RS |
368 | (defun kill-this-buffer () ; for the menubar |
369 | "Kills the current buffer." | |
370 | (interactive) | |
371 | (kill-buffer (current-buffer))) | |
372 | ||
2f1139a4 RS |
373 | (defun kill-this-buffer-enabled-p () |
374 | (let ((count 0) | |
375 | (buffers (buffer-list))) | |
376 | (while buffers | |
377 | (or (string-match "^ " (buffer-name (car buffers))) | |
378 | (setq count (1+ count))) | |
379 | (setq buffers (cdr buffers))) | |
a6f8cbf1 | 380 | (and (not (window-minibuffer-p (frame-selected-window menu-updating-frame))) |
1f50590a RS |
381 | (> count 1)))) |
382 | ||
383 | (put 'kill-this-buffer 'menu-enable '(kill-this-buffer-enabled-p)) | |
384 | ||
385 | (put 'save-buffer 'menu-enable | |
386 | '(and (buffer-modified-p) | |
a6f8cbf1 | 387 | (not (window-minibuffer-p (frame-selected-window menu-updating-frame))))) |
1f50590a RS |
388 | |
389 | (put 'write-file 'menu-enable | |
a6f8cbf1 | 390 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
1f50590a RS |
391 | |
392 | (put 'find-file 'menu-enable | |
a6f8cbf1 | 393 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
1f50590a RS |
394 | |
395 | (put 'dired 'menu-enable | |
a6f8cbf1 | 396 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
1f50590a RS |
397 | |
398 | (put 'insert-file 'menu-enable | |
a6f8cbf1 | 399 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
2f1139a4 | 400 | |
da183f87 RS |
401 | (put 'revert-buffer 'menu-enable |
402 | '(or revert-buffer-function revert-buffer-insert-file-contents-function | |
403 | (and (buffer-file-name) | |
660fa562 RM |
404 | (or (buffer-modified-p) |
405 | (not (verify-visited-file-modtime (current-buffer))))))) | |
82a74107 | 406 | |
a0213a97 RS |
407 | ;; Permit deleting frame if it would leave a visible or iconified frame. |
408 | (put 'delete-frame 'menu-enable | |
82a74107 KH |
409 | '(delete-frame-enabled-p)) |
410 | ||
411 | (defun delete-frame-enabled-p () | |
412 | "Return non-nil if `delete-frame' should be enabled in the menu bar." | |
413 | (let ((frames (frame-list)) | |
27aa8132 RS |
414 | (count 0)) |
415 | (while frames | |
416 | (if (frame-visible-p (car frames)) | |
417 | (setq count (1+ count))) | |
418 | (setq frames (cdr frames))) | |
419 | (> count 1))) | |
2f1139a4 | 420 | |
db774a16 RS |
421 | (put 'advertised-undo 'menu-enable |
422 | '(and (not (eq t buffer-undo-list)) | |
423 | (if (eq last-command 'undo) | |
2f1139a4 RS |
424 | (and (boundp 'pending-undo-list) |
425 | pending-undo-list) | |
426 | buffer-undo-list))) | |
2877eac2 | 427 | |
30e19aee RS |
428 | (defcustom yank-menu-length 20 |
429 | "*Maximum length to display in the yank-menu." | |
430 | :type 'integer | |
431 | :group 'mouse) | |
3dd92899 KH |
432 | |
433 | (defun menu-bar-update-yank-menu (string old) | |
434 | (let ((front (car (cdr yank-menu))) | |
435 | (menu-string (if (<= (length string) yank-menu-length) | |
436 | string | |
c3e1d435 RS |
437 | (concat |
438 | (substring string 0 (/ yank-menu-length 2)) | |
439 | "..." | |
440 | (substring string (- (/ yank-menu-length 2))))))) | |
7c70a955 RS |
441 | ;; Don't let the menu string be all dashes |
442 | ;; because that has a special meaning in a menu. | |
443 | (if (string-match "\\`-+\\'" menu-string) | |
444 | (setq menu-string (concat menu-string " "))) | |
3dd92899 KH |
445 | ;; If we're supposed to be extending an existing string, and that |
446 | ;; string really is at the front of the menu, then update it in place. | |
447 | (if (and old (or (eq old (car front)) | |
448 | (string= old (car front)))) | |
dfabc98f | 449 | (progn |
3dd92899 KH |
450 | (setcar front string) |
451 | (setcar (cdr front) menu-string)) | |
452 | (setcdr yank-menu | |
453 | (cons | |
454 | (cons string (cons menu-string 'menu-bar-select-yank)) | |
455 | (cdr yank-menu))))) | |
456 | (if (> (length (cdr yank-menu)) kill-ring-max) | |
457 | (setcdr (nthcdr kill-ring-max yank-menu) nil))) | |
458 | ||
459 | (defun menu-bar-select-yank () | |
460 | (interactive "*") | |
461 | (push-mark (point)) | |
462 | (insert last-command-event)) | |
40954111 | 463 | \f |
3f557298 RS |
464 | ;; This definition is just to show what this looks like. |
465 | ;; It gets overridden below when menu-bar-update-buffers is called. | |
466 | (define-key global-map [menu-bar buffer] | |
467 | (cons "Buffers" (make-sparse-keymap "Buffers"))) | |
40954111 | 468 | |
d0690d12 RS |
469 | (defvar list-buffers-directory nil) |
470 | ||
08e8171f RS |
471 | (defvar menu-bar-update-buffers-maxbuf) |
472 | ||
09642d97 RS |
473 | (defun menu-bar-select-buffer () |
474 | (interactive) | |
475 | (switch-to-buffer last-command-event)) | |
476 | ||
477 | (defun menu-bar-select-frame () | |
478 | (interactive) | |
479 | (make-frame-visible last-command-event) | |
480 | (raise-frame last-command-event) | |
481 | (select-frame last-command-event)) | |
482 | ||
c171b42f RS |
483 | (defun menu-bar-update-buffers-1 (elt) |
484 | (cons (format | |
08e8171f | 485 | (format "%%%ds %%s%%s %%s" menu-bar-update-buffers-maxbuf) |
c171b42f RS |
486 | (cdr elt) |
487 | (if (buffer-modified-p (car elt)) | |
488 | "*" " ") | |
489 | (save-excursion | |
490 | (set-buffer (car elt)) | |
491 | (if buffer-read-only "%" " ")) | |
492 | (let ((file | |
493 | (or (buffer-file-name (car elt)) | |
494 | (save-excursion | |
495 | (set-buffer (car elt)) | |
496 | list-buffers-directory) | |
497 | ""))) | |
498 | (setq file (or (file-name-directory file) | |
499 | "")) | |
500 | (if (> (length file) 20) | |
501 | (setq file (concat "..." (substring file -17)))) | |
502 | file)) | |
503 | (car elt))) | |
504 | ||
06ff7539 RS |
505 | (defvar menu-bar-buffers-menu-list-buffers-entry nil) |
506 | ||
09642d97 | 507 | (defun menu-bar-update-buffers () |
29397c58 | 508 | ;; If user discards the Buffers item, play along. |
4d587a6c | 509 | (and (lookup-key (current-global-map) [menu-bar buffer]) |
29397c58 RS |
510 | (frame-or-buffer-changed-p) |
511 | (let ((buffers (buffer-list)) | |
512 | (frames (frame-list)) | |
b3398af1 | 513 | (maxlen 0) |
29397c58 RS |
514 | buffers-menu frames-menu) |
515 | ;; If requested, list only the N most recently selected buffers. | |
516 | (if (and (integerp buffers-menu-max-size) | |
517 | (> buffers-menu-max-size 1)) | |
518 | (if (> (length buffers) buffers-menu-max-size) | |
519 | (setcdr (nthcdr buffers-menu-max-size buffers) nil))) | |
520 | ||
521 | ;; Make the menu of buffers proper. | |
522 | (setq buffers-menu | |
523 | (cons "Select Buffer" | |
c171b42f RS |
524 | (let* ((buffer-list |
525 | (mapcar 'list buffers)) | |
526 | tail | |
08e8171f | 527 | (menu-bar-update-buffers-maxbuf 0) |
c171b42f RS |
528 | alist |
529 | head) | |
530 | ;; Put into each element of buffer-list | |
531 | ;; the name for actual display, | |
532 | ;; perhaps truncated in the middle. | |
533 | (setq tail buffer-list) | |
534 | (while tail | |
535 | (let ((name (buffer-name (car (car tail))))) | |
536 | (setcdr (car tail) | |
537 | (if (> (length name) 27) | |
538 | (concat (substring name 0 12) | |
539 | "..." | |
540 | (substring name -12)) | |
541 | name))) | |
542 | (setq tail (cdr tail))) | |
543 | ;; Compute the maximum length of any name. | |
544 | (setq tail buffer-list) | |
29397c58 | 545 | (while tail |
c171b42f | 546 | (or (eq ?\ (aref (cdr (car tail)) 0)) |
08e8171f RS |
547 | (setq menu-bar-update-buffers-maxbuf |
548 | (max menu-bar-update-buffers-maxbuf | |
c171b42f | 549 | (length (cdr (car tail)))))) |
29397c58 | 550 | (setq tail (cdr tail))) |
c171b42f RS |
551 | ;; Set ALIST to an alist of the form |
552 | ;; ITEM-STRING . BUFFER | |
553 | (setq tail buffer-list) | |
29397c58 RS |
554 | (while tail |
555 | (let ((elt (car tail))) | |
c171b42f | 556 | (or (eq ?\ (aref (cdr elt) 0)) |
29397c58 | 557 | (setq alist (cons |
c171b42f | 558 | (menu-bar-update-buffers-1 elt) |
29397c58 RS |
559 | alist))) |
560 | (and alist (> (length (car (car alist))) maxlen) | |
561 | (setq maxlen (length (car (car alist)))))) | |
562 | (setq tail (cdr tail))) | |
563 | (setq alist (nreverse alist)) | |
06ff7539 RS |
564 | ;; Make the menu item for list-buffers |
565 | ;; or reuse the one we already have. | |
566 | ;; The advantage in reusing one | |
567 | ;; is that it already has the keyboard equivalent | |
568 | ;; cached, so we save the time to look that up again. | |
569 | (or menu-bar-buffers-menu-list-buffers-entry | |
570 | (setq menu-bar-buffers-menu-list-buffers-entry | |
571 | (cons | |
572 | 'list-buffers | |
573 | (cons | |
574 | "" | |
575 | 'list-buffers)))) | |
576 | ;; Update the item string for menu's new width. | |
577 | (setcar (cdr menu-bar-buffers-menu-list-buffers-entry) | |
578 | (concat (make-string (max (- (/ maxlen 2) 8) 0) | |
579 | ?\ ) | |
580 | "List All Buffers")) | |
581 | ;; Now make the actual list of items, | |
582 | ;; ending with the list-buffers item. | |
29397c58 RS |
583 | (nconc (mapcar '(lambda (pair) |
584 | ;; This is somewhat risque, to use | |
585 | ;; the buffer name itself as the event | |
586 | ;; type to define, but it works. | |
587 | ;; It would not work to use the buffer | |
588 | ;; since a buffer as an event has its | |
589 | ;; own meaning. | |
590 | (nconc (list (buffer-name (cdr pair)) | |
591 | (car pair) | |
592 | (cons nil nil)) | |
593 | 'menu-bar-select-buffer)) | |
594 | alist) | |
06ff7539 | 595 | (list menu-bar-buffers-menu-list-buffers-entry))))) |
29397c58 RS |
596 | |
597 | ||
598 | ;; Make a Frames menu if we have more than one frame. | |
599 | (if (cdr frames) | |
b3398af1 RS |
600 | (let ((name (concat (make-string (max (- (/ maxlen 2) 3) 0) |
601 | ?\ ) | |
602 | "Frames")) | |
603 | (frames-menu | |
604 | (cons 'keymap | |
605 | (cons "Select Frame" | |
606 | (mapcar '(lambda (frame) | |
607 | (nconc (list frame | |
608 | (cdr (assq 'name | |
609 | (frame-parameters frame))) | |
610 | (cons nil nil)) | |
611 | 'menu-bar-select-frame)) | |
612 | frames))))) | |
613 | ;; Put it underneath the Buffers menu. | |
614 | (setq buffers-menu (cons (cons 'frames (cons name frames-menu)) | |
615 | buffers-menu)))) | |
29397c58 RS |
616 | (if buffers-menu |
617 | (setq buffers-menu (cons 'keymap buffers-menu))) | |
4d587a6c | 618 | (define-key (current-global-map) [menu-bar buffer] |
b3398af1 | 619 | (cons "Buffers" buffers-menu))))) |
09642d97 RS |
620 | |
621 | (add-hook 'menu-bar-update-hook 'menu-bar-update-buffers) | |
2f1139a4 | 622 | |
3f557298 RS |
623 | (menu-bar-update-buffers) |
624 | ||
40954111 RS |
625 | ;; this version is too slow |
626 | ;;;(defun format-buffers-menu-line (buffer) | |
627 | ;;; "Returns a string to represent the given buffer in the Buffer menu. | |
628 | ;;;nil means the buffer shouldn't be listed. You can redefine this." | |
629 | ;;; (if (string-match "\\` " (buffer-name buffer)) | |
630 | ;;; nil | |
631 | ;;; (save-excursion | |
632 | ;;; (set-buffer buffer) | |
633 | ;;; (let ((size (buffer-size))) | |
634 | ;;; (format "%s%s %-19s %6s %-15s %s" | |
635 | ;;; (if (buffer-modified-p) "*" " ") | |
636 | ;;; (if buffer-read-only "%" " ") | |
637 | ;;; (buffer-name) | |
638 | ;;; size | |
639 | ;;; mode-name | |
640 | ;;; (or (buffer-file-name) "")))))) | |
641 | \f | |
25b048ee RS |
642 | ;;; Set up a menu bar menu for the minibuffer. |
643 | ||
644 | (mapcar | |
645 | (function | |
646 | (lambda (map) | |
647 | (define-key map [menu-bar minibuf] | |
648 | (cons "Minibuf" (make-sparse-keymap "Minibuf"))))) | |
649 | (list minibuffer-local-ns-map | |
650 | minibuffer-local-must-match-map | |
651 | minibuffer-local-isearch-map | |
652 | minibuffer-local-map | |
653 | minibuffer-local-completion-map)) | |
654 | ||
655 | (mapcar | |
656 | (function | |
657 | (lambda (map) | |
658 | (define-key map [menu-bar minibuf ?\?] | |
659 | '("List Completions" . minibuffer-completion-help)) | |
660 | (define-key map [menu-bar minibuf space] | |
661 | '("Complete Word" . minibuffer-complete-word)) | |
662 | (define-key map [menu-bar minibuf tab] | |
4e9d1906 | 663 | '("Complete" . minibuffer-complete)) |
25b048ee RS |
664 | )) |
665 | (list minibuffer-local-must-match-map | |
666 | minibuffer-local-completion-map)) | |
667 | ||
668 | (mapcar | |
669 | (function | |
670 | (lambda (map) | |
671 | (define-key map [menu-bar minibuf quit] | |
672 | '("Quit" . keyboard-escape-quit)) | |
673 | (define-key map [menu-bar minibuf return] | |
674 | '("Enter" . exit-minibuffer)) | |
675 | )) | |
676 | (list minibuffer-local-ns-map | |
677 | minibuffer-local-must-match-map | |
678 | minibuffer-local-isearch-map | |
679 | minibuffer-local-map | |
680 | minibuffer-local-completion-map)) | |
681 | \f | |
7b7d6615 RS |
682 | (defvar menu-bar-mode nil) |
683 | ||
057d49d1 | 684 | (defun menu-bar-mode (flag) |
dfd29450 | 685 | "Toggle display of a menu bar on each frame. |
057d49d1 RS |
686 | This command applies to all frames that exist and frames to be |
687 | created in the future. | |
688 | With a numeric argument, if the argument is negative, | |
dfd29450 | 689 | turn off menu bars; otherwise, turn on menu bars." |
dad8e392 | 690 | (interactive "P") |
dad8e392 | 691 | |
7b7d6615 RS |
692 | ;; Make menu-bar-mode and default-frame-alist consistent. |
693 | (let ((default (assq 'menu-bar-lines default-frame-alist))) | |
694 | (if default | |
695 | (setq menu-bar-mode (not (eq (cdr default) 0))) | |
696 | (setq default-frame-alist | |
697 | (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0)) | |
698 | default-frame-alist)))) | |
699 | ||
700 | ;; Toggle or set the mode, according to FLAG. | |
701 | (setq menu-bar-mode (if (null flag) (not menu-bar-mode) | |
702 | (> (prefix-numeric-value flag) 0))) | |
703 | ||
704 | ;; Apply it to default-frame-alist. | |
705 | (let ((parameter (assq 'menu-bar-lines default-frame-alist))) | |
706 | (if (consp parameter) | |
707 | (setcdr parameter (if menu-bar-mode 1 0)) | |
708 | (setq default-frame-alist | |
709 | (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0)) | |
710 | default-frame-alist)))) | |
711 | ||
712 | ;; Apply it to existing frames. | |
713 | (let ((frames (frame-list))) | |
714 | (while frames | |
715 | (let ((height (cdr (assq 'height (frame-parameters (car frames)))))) | |
716 | (modify-frame-parameters (car frames) | |
717 | (list (cons 'menu-bar-lines | |
718 | (if menu-bar-mode 1 0)))) | |
719 | (modify-frame-parameters (car frames) | |
720 | (list (cons 'height height)))) | |
721 | (setq frames (cdr frames))))) | |
1db87953 | 722 | |
bffa5d4d RS |
723 | (provide 'menu-bar) |
724 | ||
235aa29b | 725 | ;;; menu-bar.el ends here |