| 1 | ;;; menu-bar.el --- define a default menu bar. |
| 2 | |
| 3 | ;; Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. |
| 4 | |
| 5 | ;; Author: RMS |
| 6 | ;; Maintainer: FSF |
| 7 | ;; Keywords: internal |
| 8 | |
| 9 | ;; This file is part of GNU Emacs. |
| 10 | |
| 11 | ;; GNU Emacs is free software; you can redistribute it and/or modify |
| 12 | ;; it under the terms of the GNU General Public License as published by |
| 13 | ;; the Free Software Foundation; either version 2, or (at your option) |
| 14 | ;; any later version. |
| 15 | |
| 16 | ;; GNU Emacs is distributed in the hope that it will be useful, |
| 17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | ;; GNU General Public License for more details. |
| 20 | |
| 21 | ;; You should have received a copy of the GNU General Public License |
| 22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
| 23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 24 | ;; Boston, MA 02111-1307, USA. |
| 25 | |
| 26 | ;; Avishai Yacobi suggested some menu rearrangements. |
| 27 | |
| 28 | ;;; Code: |
| 29 | |
| 30 | ;;; User options: |
| 31 | |
| 32 | (defcustom buffers-menu-max-size 10 |
| 33 | "*Maximum number of entries which may appear on the Buffers menu. |
| 34 | If this is 10, then only the ten most-recently-selected buffers are shown. |
| 35 | If this is nil, then all buffers are shown. |
| 36 | A large number or nil slows down menu responsiveness." |
| 37 | :type '(choice integer |
| 38 | (const :tag "All" nil)) |
| 39 | :group 'mouse) |
| 40 | |
| 41 | ;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key |
| 42 | ;; definitions made in loaddefs.el. |
| 43 | (or (lookup-key global-map [menu-bar]) |
| 44 | (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar"))) |
| 45 | (defvar menu-bar-help-menu (make-sparse-keymap "Help")) |
| 46 | |
| 47 | ;; Force Help item to come last, after the major mode's own items. |
| 48 | ;; The symbol used to be called `help', but that gets confused with the |
| 49 | ;; help key. |
| 50 | (setq menu-bar-final-items '(help-menu)) |
| 51 | |
| 52 | (define-key global-map [menu-bar help-menu] (cons "Help" menu-bar-help-menu)) |
| 53 | (defvar menu-bar-search-menu (make-sparse-keymap "Search")) |
| 54 | (define-key global-map [menu-bar search] (cons "Search" menu-bar-search-menu)) |
| 55 | (defvar menu-bar-edit-menu (make-sparse-keymap "Edit")) |
| 56 | (define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu)) |
| 57 | (defvar menu-bar-tools-menu (make-sparse-keymap "Tools")) |
| 58 | (define-key global-map [menu-bar tools] (cons "Tools" menu-bar-tools-menu)) |
| 59 | (defvar menu-bar-files-menu (make-sparse-keymap "Files")) |
| 60 | (define-key global-map [menu-bar files] (cons "Files" menu-bar-files-menu)) |
| 61 | |
| 62 | ;; This alias is for compatibility with 19.28 and before. |
| 63 | (defvar menu-bar-file-menu menu-bar-files-menu) |
| 64 | \f |
| 65 | (defvar vc-menu-map (make-sparse-keymap "Version Control")) |
| 66 | |
| 67 | (define-key menu-bar-tools-menu [gdb] '("Debugger..." . gdb)) |
| 68 | (define-key menu-bar-tools-menu [compile] '("Compile..." . compile)) |
| 69 | (define-key menu-bar-tools-menu [grep] '("Search Files..." . grep)) |
| 70 | |
| 71 | (define-key menu-bar-tools-menu [separator-1] |
| 72 | '("--")) |
| 73 | |
| 74 | (define-key menu-bar-tools-menu [calendar] '("Display Calendar" . calendar)) |
| 75 | (define-key menu-bar-tools-menu [compose-mail] '("Send Mail" . compose-mail)) |
| 76 | (define-key menu-bar-tools-menu [rmail] '("Read Mail" . rmail)) |
| 77 | (define-key menu-bar-tools-menu [gnus] '("Read Net News" . gnus)) |
| 78 | |
| 79 | (define-key menu-bar-tools-menu [separator-vc] |
| 80 | '("--")) |
| 81 | |
| 82 | (define-key menu-bar-tools-menu [vc] |
| 83 | (cons "Version Control" vc-menu-map)) |
| 84 | |
| 85 | (define-key menu-bar-tools-menu [separator-compare] |
| 86 | '("--")) |
| 87 | |
| 88 | (define-key menu-bar-tools-menu [ediff-misc] |
| 89 | '("Ediff Miscellanea" . menu-bar-ediff-misc-menu)) |
| 90 | (define-key menu-bar-tools-menu [epatch] |
| 91 | '("Apply Patch" . menu-bar-epatch-menu)) |
| 92 | (define-key menu-bar-tools-menu [ediff-merge] |
| 93 | '("Merge" . menu-bar-ediff-merge-menu)) |
| 94 | (define-key menu-bar-tools-menu [compare] |
| 95 | '("Compare" . menu-bar-ediff-menu)) |
| 96 | |
| 97 | (define-key menu-bar-tools-menu [separator-print] |
| 98 | '("--")) |
| 99 | |
| 100 | (defvar menu-bar-print-menu (make-sparse-keymap "Print")) |
| 101 | |
| 102 | (define-key menu-bar-print-menu [ps-print-region] |
| 103 | '("Postscript Print Region" . ps-print-region-with-faces)) |
| 104 | (define-key menu-bar-print-menu [ps-print-buffer] |
| 105 | '("Postscript Print Buffer" . ps-print-buffer-with-faces)) |
| 106 | (define-key menu-bar-print-menu [separator-ps-print] |
| 107 | '("--")) |
| 108 | (define-key menu-bar-print-menu [print-region] |
| 109 | '("Print Region" . print-region)) |
| 110 | (define-key menu-bar-print-menu [print-buffer] |
| 111 | '("Print Buffer" . print-buffer)) |
| 112 | |
| 113 | (define-key menu-bar-tools-menu [print] |
| 114 | (cons "Print" menu-bar-print-menu)) |
| 115 | |
| 116 | (put 'print-region 'menu-enable 'mark-active) |
| 117 | (put 'ps-print-region-with-faces 'menu-enable 'mark-active) |
| 118 | \f |
| 119 | (define-key menu-bar-files-menu [exit-emacs] |
| 120 | '("Exit Emacs" . save-buffers-kill-emacs)) |
| 121 | |
| 122 | (define-key menu-bar-files-menu [separator-exit] |
| 123 | '("--")) |
| 124 | |
| 125 | (define-key menu-bar-files-menu [one-window] |
| 126 | '("One Window" . delete-other-windows)) |
| 127 | |
| 128 | (define-key menu-bar-files-menu [split-window] |
| 129 | '("Split Window" . split-window-vertically)) |
| 130 | |
| 131 | (if (fboundp 'delete-frame) |
| 132 | (progn |
| 133 | ;; Don't use delete-frame as event name |
| 134 | ;; because that is a special event. |
| 135 | (define-key menu-bar-files-menu [delete-this-frame] |
| 136 | '("Delete Frame" . delete-frame)) |
| 137 | (define-key menu-bar-files-menu [make-frame-on-display] |
| 138 | '("Open New Display..." . make-frame-on-display)) |
| 139 | (define-key menu-bar-files-menu [make-frame] |
| 140 | '("Make New Frame" . make-frame-command)))) |
| 141 | |
| 142 | (define-key menu-bar-files-menu [separator-buffers] |
| 143 | '("--")) |
| 144 | |
| 145 | (define-key menu-bar-files-menu [kill-buffer] |
| 146 | '("Kill Current Buffer" . kill-this-buffer)) |
| 147 | (define-key menu-bar-files-menu [insert-file] |
| 148 | '("Insert File..." . insert-file)) |
| 149 | (define-key menu-bar-files-menu [recover-session] |
| 150 | '("Recover Session..." . recover-session)) |
| 151 | (define-key menu-bar-files-menu [revert-buffer] |
| 152 | '("Revert Buffer" . revert-buffer)) |
| 153 | (define-key menu-bar-files-menu [write-file] |
| 154 | '("Save Buffer As..." . write-file)) |
| 155 | (define-key menu-bar-files-menu [save-buffer] '("Save Buffer" . save-buffer)) |
| 156 | (define-key menu-bar-files-menu [dired] '("Open Directory..." . dired)) |
| 157 | (define-key menu-bar-files-menu [open-file] '("Open File..." . find-file)) |
| 158 | |
| 159 | (put 'recover-session 'menu-enable |
| 160 | '(and auto-save-list-file-prefix |
| 161 | (directory-files |
| 162 | (file-name-directory auto-save-list-file-prefix) |
| 163 | nil |
| 164 | (concat "\\`" |
| 165 | (regexp-quote (file-name-nondirectory |
| 166 | auto-save-list-file-prefix))) |
| 167 | t))) |
| 168 | \f |
| 169 | (defun nonincremental-search-forward (string) |
| 170 | "Read a string and search for it nonincrementally." |
| 171 | (interactive "sSearch for string: ") |
| 172 | (if (equal string "") |
| 173 | (search-forward (car search-ring)) |
| 174 | (isearch-update-ring string nil) |
| 175 | (search-forward string))) |
| 176 | |
| 177 | (defun nonincremental-search-backward (string) |
| 178 | "Read a string and search backward for it nonincrementally." |
| 179 | (interactive "sSearch for string: ") |
| 180 | (if (equal string "") |
| 181 | (search-backward (car search-ring)) |
| 182 | (isearch-update-ring string nil) |
| 183 | (search-backward string))) |
| 184 | |
| 185 | (defun nonincremental-re-search-forward (string) |
| 186 | "Read a regular expression and search for it nonincrementally." |
| 187 | (interactive "sSearch for regexp: ") |
| 188 | (if (equal string "") |
| 189 | (re-search-forward (car regexp-search-ring)) |
| 190 | (isearch-update-ring string t) |
| 191 | (re-search-forward string))) |
| 192 | |
| 193 | (defun nonincremental-re-search-backward (string) |
| 194 | "Read a regular expression and search backward for it nonincrementally." |
| 195 | (interactive "sSearch for regexp: ") |
| 196 | (if (equal string "") |
| 197 | (re-search-backward (car regexp-search-ring)) |
| 198 | (isearch-update-ring string t) |
| 199 | (re-search-backward string))) |
| 200 | |
| 201 | (defun nonincremental-repeat-search-forward () |
| 202 | "Search forward for the previous search string." |
| 203 | (interactive) |
| 204 | (if (null search-ring) |
| 205 | (error "No previous search")) |
| 206 | (search-forward (car search-ring))) |
| 207 | |
| 208 | (defun nonincremental-repeat-search-backward () |
| 209 | "Search backward for the previous search string." |
| 210 | (interactive) |
| 211 | (if (null search-ring) |
| 212 | (error "No previous search")) |
| 213 | (search-backward (car search-ring))) |
| 214 | |
| 215 | (defun nonincremental-repeat-re-search-forward () |
| 216 | "Search forward for the previous regular expression." |
| 217 | (interactive) |
| 218 | (if (null regexp-search-ring) |
| 219 | (error "No previous search")) |
| 220 | (re-search-forward (car regexp-search-ring))) |
| 221 | |
| 222 | (defun nonincremental-repeat-re-search-backward () |
| 223 | "Search backward for the previous regular expression." |
| 224 | (interactive) |
| 225 | (if (null regexp-search-ring) |
| 226 | (error "No previous search")) |
| 227 | (re-search-backward (car regexp-search-ring))) |
| 228 | |
| 229 | (define-key menu-bar-search-menu [query-replace-regexp] |
| 230 | '("Query Replace Regexp..." . query-replace-regexp)) |
| 231 | (define-key menu-bar-search-menu [query-replace] |
| 232 | '("Query Replace..." . query-replace)) |
| 233 | (define-key menu-bar-search-menu [find-tag] |
| 234 | '("Find Tag..." . find-tag)) |
| 235 | (define-key menu-bar-search-menu [bookmark] |
| 236 | '("Bookmarks" . menu-bar-bookmark-map)) |
| 237 | |
| 238 | (define-key menu-bar-search-menu [separator-search] |
| 239 | '("--")) |
| 240 | |
| 241 | (define-key menu-bar-search-menu [repeat-regexp-back] |
| 242 | '("Repeat Regexp Backwards" . nonincremental-repeat-re-search-backward)) |
| 243 | (define-key menu-bar-search-menu [repeat-search-back] |
| 244 | '("Repeat Backwards" . nonincremental-repeat-search-backward)) |
| 245 | (define-key menu-bar-search-menu [repeat-regexp-fwd] |
| 246 | '("Repeat Regexp" . nonincremental-repeat-re-search-forward)) |
| 247 | (define-key menu-bar-search-menu [repeat-search-fwd] |
| 248 | '("Repeat Search" . nonincremental-repeat-search-forward)) |
| 249 | |
| 250 | (define-key menu-bar-search-menu [separator-repeat] |
| 251 | '("--")) |
| 252 | |
| 253 | (define-key menu-bar-search-menu [re-search-backward] |
| 254 | '("Regexp Search Backwards..." . nonincremental-re-search-backward)) |
| 255 | (define-key menu-bar-search-menu [search-backward] |
| 256 | '("Search Backwards..." . nonincremental-search-backward)) |
| 257 | (define-key menu-bar-search-menu [re-search-forward] |
| 258 | '("Regexp Search..." . nonincremental-re-search-forward)) |
| 259 | (define-key menu-bar-search-menu [search-forward] |
| 260 | '("Search..." . nonincremental-search-forward)) |
| 261 | \f |
| 262 | (if (fboundp 'start-process) |
| 263 | (define-key menu-bar-edit-menu [spell] '("Spell" . ispell-menu-map))) |
| 264 | (define-key menu-bar-edit-menu [fill] '("Fill" . fill-region)) |
| 265 | (define-key menu-bar-edit-menu [props] '("Text Properties" . facemenu-menu)) |
| 266 | |
| 267 | (define-key menu-bar-edit-menu [separator-edit] |
| 268 | '("--")) |
| 269 | |
| 270 | (define-key menu-bar-edit-menu [clear] '("Clear" . delete-region)) |
| 271 | |
| 272 | (define-key menu-bar-edit-menu [paste] '("Paste Most Recent" . yank)) |
| 273 | |
| 274 | (defvar yank-menu (cons "Select Yank" nil)) |
| 275 | (fset 'yank-menu (cons 'keymap yank-menu)) |
| 276 | (define-key menu-bar-edit-menu [select-paste] '("Select and Paste" . yank-menu)) |
| 277 | (define-key menu-bar-edit-menu [copy] '("Copy" . menu-bar-kill-ring-save)) |
| 278 | (define-key menu-bar-edit-menu [cut] '("Cut" . kill-region)) |
| 279 | (define-key menu-bar-edit-menu [undo] '("Undo" . undo)) |
| 280 | |
| 281 | (defun menu-bar-kill-ring-save (beg end) |
| 282 | (interactive "r") |
| 283 | (if (mouse-region-match) |
| 284 | (message "Select a region with the mouse does `copy' automatically") |
| 285 | (kill-ring-save beg end))) |
| 286 | |
| 287 | (put 'fill-region 'menu-enable '(and mark-active (not buffer-read-only))) |
| 288 | (put 'kill-region 'menu-enable '(and mark-active (not buffer-read-only))) |
| 289 | (put 'menu-bar-kill-ring-save 'menu-enable 'mark-active) |
| 290 | (put 'yank 'menu-enable '(and (x-selection-exists-p) (not buffer-read-only))) |
| 291 | (put 'yank-menu 'menu-enable '(and (cdr yank-menu) (not buffer-read-only))) |
| 292 | (put 'delete-region 'menu-enable '(and mark-active |
| 293 | (not buffer-read-only) |
| 294 | (not (mouse-region-match)))) |
| 295 | (put 'undo 'menu-enable '(and (not buffer-read-only) |
| 296 | (if (eq last-command 'undo) |
| 297 | pending-undo-list |
| 298 | (consp buffer-undo-list)))) |
| 299 | (put 'query-replace 'menu-enable '(not buffer-read-only)) |
| 300 | (put 'query-replace-regexp 'menu-enable '(not buffer-read-only)) |
| 301 | |
| 302 | (autoload 'ispell-menu-map "ispell" nil t 'keymap) |
| 303 | |
| 304 | ;; These are alternative definitions for the cut, paste and copy |
| 305 | ;; menu items. Use them if your system expects these to use the clipboard. |
| 306 | |
| 307 | (put 'clipboard-kill-region 'menu-enable 'mark-active) |
| 308 | (put 'clipboard-kill-ring-save 'menu-enable 'mark-active) |
| 309 | (put 'clipboard-yank 'menu-enable |
| 310 | '(or (x-selection-exists-p) (x-selection-exists-p 'CLIPBOARD))) |
| 311 | |
| 312 | (defun clipboard-yank () |
| 313 | "Reinsert the last stretch of killed text, or the clipboard contents." |
| 314 | (interactive) |
| 315 | (let ((x-select-enable-clipboard t)) |
| 316 | (yank))) |
| 317 | |
| 318 | (defun clipboard-kill-ring-save (beg end) |
| 319 | "Copy region to kill ring, and save in the X clipboard." |
| 320 | (interactive "r") |
| 321 | (let ((x-select-enable-clipboard t)) |
| 322 | (kill-ring-save beg end))) |
| 323 | |
| 324 | (defun clipboard-kill-region (beg end) |
| 325 | "Kill the region, and save it in the X clipboard." |
| 326 | (interactive "r") |
| 327 | (let ((x-select-enable-clipboard t)) |
| 328 | (kill-region beg end))) |
| 329 | |
| 330 | (defun menu-bar-enable-clipboard () |
| 331 | "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard. |
| 332 | Do the same for the keys of the same name." |
| 333 | (interactive) |
| 334 | ;; We can't use constant list structure here because it becomes pure, |
| 335 | ;; and because it gets modified with cache data. |
| 336 | (define-key menu-bar-edit-menu [paste] |
| 337 | (cons "Paste" 'clipboard-yank)) |
| 338 | (define-key menu-bar-edit-menu [copy] |
| 339 | (cons "Copy" 'clipboard-kill-ring-save)) |
| 340 | (define-key menu-bar-edit-menu [cut] |
| 341 | (cons "Cut" 'clipboard-kill-region)) |
| 342 | |
| 343 | (define-key global-map [f20] 'clipboard-kill-region) |
| 344 | (define-key global-map [f16] 'clipboard-kill-ring-save) |
| 345 | (define-key global-map [f18] 'clipboard-yank) |
| 346 | ;; X11R6 versions |
| 347 | (define-key global-map [cut] 'clipboard-kill-region) |
| 348 | (define-key global-map [copy] 'clipboard-kill-ring-save) |
| 349 | (define-key global-map [paste] 'clipboard-yank)) |
| 350 | \f |
| 351 | |
| 352 | ;;; Menu support |
| 353 | |
| 354 | (defvar menu-bar-custom-menu (make-sparse-keymap "Customize")) |
| 355 | |
| 356 | (define-key menu-bar-custom-menu [customize-apropos-groups] |
| 357 | '("Apropos Groups..." . customize-apropos-groups)) |
| 358 | (define-key menu-bar-custom-menu [customize-apropos-faces] |
| 359 | '("Apropos Faces..." . customize-apropos-faces)) |
| 360 | (define-key menu-bar-custom-menu [customize-apropos-options] |
| 361 | '("Apropos Options..." . customize-apropos-options)) |
| 362 | (define-key menu-bar-custom-menu [customize-apropos] |
| 363 | '("Apropos..." . customize-apropos)) |
| 364 | (define-key menu-bar-custom-menu [separator-2] |
| 365 | '("--")) |
| 366 | (define-key menu-bar-custom-menu [customize-group] |
| 367 | '("Specific Group..." . customize-group)) |
| 368 | (define-key menu-bar-custom-menu [customize-face] |
| 369 | '("Specific Face..." . customize-face)) |
| 370 | (define-key menu-bar-custom-menu [customize-option] |
| 371 | '("Specific Option..." . customize-option)) |
| 372 | (define-key menu-bar-custom-menu [separator-3] |
| 373 | '("--")) |
| 374 | (define-key menu-bar-custom-menu [customize-browse] |
| 375 | '("Browse Customization Groups" . customize-browse)) |
| 376 | (define-key menu-bar-custom-menu [customize] |
| 377 | '("Top-level Customization Group" . customize)) |
| 378 | |
| 379 | ;; Options menu |
| 380 | (defvar menu-bar-options-menu (make-sparse-keymap "Global Options")) |
| 381 | |
| 382 | (defmacro menu-bar-make-toggle (name variable doc message &rest body) |
| 383 | `(progn |
| 384 | (defun ,name () |
| 385 | ,(concat doc ".") |
| 386 | (interactive) |
| 387 | (if ,(if body `(progn . ,body) |
| 388 | `(setq ,variable (not ,variable))) |
| 389 | (message ,message "enabled") |
| 390 | (message ,message "disabled"))) |
| 391 | '(,doc . ,name))) |
| 392 | |
| 393 | (define-key menu-bar-options-menu [debug-on-quit] |
| 394 | (menu-bar-make-toggle toggle-debug-on-quit debug-on-quit |
| 395 | "Toggle Debug on Quit" "Debug on Quit %s")) |
| 396 | (define-key menu-bar-options-menu [debug-on-error] |
| 397 | (menu-bar-make-toggle toggle-debug-on-error debug-on-error |
| 398 | "Toggle Debug on Error" "Debug on Error %s")) |
| 399 | (define-key menu-bar-options-menu [options-separator] |
| 400 | '("--")) |
| 401 | (define-key menu-bar-options-menu [save-place] |
| 402 | (menu-bar-make-toggle toggle-save-place-globally save-place |
| 403 | "Toggle Saving Place in Files between Sessions" |
| 404 | "Saving place in files %s" |
| 405 | (setq-default save-place (not (default-value save-place))))) |
| 406 | (define-key menu-bar-options-menu [uniquify] |
| 407 | (menu-bar-make-toggle toggle-uniquify-buffer-names uniquify-buffer-name-style |
| 408 | "Toggle Directory Names in Buffer Names" |
| 409 | "Directory name in buffer names (uniquify) %s" |
| 410 | (require 'uniquify) |
| 411 | (setq uniquify-buffer-name-style |
| 412 | (if (not uniquify-buffer-name-style) |
| 413 | 'forward)))) |
| 414 | (define-key menu-bar-options-menu [transient-mark-mode] |
| 415 | (menu-bar-make-toggle toggle-transient-mark-mode transient-mark-mode |
| 416 | "Toggle Transient Mark Mode (highlights region)" |
| 417 | "Transient Mark mode %s")) |
| 418 | (define-key menu-bar-options-menu [toggle-auto-compression] |
| 419 | '("Toggle Automatic File De/compression" . auto-compression-mode)) |
| 420 | (define-key menu-bar-options-menu [auto-fill-mode] |
| 421 | '("Toggle Auto Fill (word wrap) in Text modes" |
| 422 | . toggle-text-mode-auto-fill)) |
| 423 | (define-key menu-bar-options-menu [toggle-global-lazy-font-lock-mode] |
| 424 | (menu-bar-make-toggle toggle-global-lazy-font-lock-mode nil |
| 425 | "Toggle Global Font Lock (highlights syntax)" |
| 426 | "Global Font Lock mode %s" |
| 427 | ;; Make sure a support mode is used; |
| 428 | ;; otherwise Font Lock will be too slow. |
| 429 | (require 'font-lock) |
| 430 | (if (not global-font-lock-mode) |
| 431 | (or font-lock-support-mode |
| 432 | (setq font-lock-support-mode 'lazy-lock-mode))) |
| 433 | (global-font-lock-mode))) |
| 434 | \f |
| 435 | (defvar menu-bar-describe-menu (make-sparse-keymap "Describe")) |
| 436 | |
| 437 | (define-key menu-bar-describe-menu [describe-variable] |
| 438 | '("Describe Variable..." . describe-variable)) |
| 439 | (define-key menu-bar-describe-menu [describe-function] |
| 440 | '("Describe Function..." . describe-function)) |
| 441 | (define-key menu-bar-describe-menu [describe-key] |
| 442 | '("Describe Key..." . describe-key)) |
| 443 | (define-key menu-bar-describe-menu [list-keybindings] |
| 444 | '("List Key Bindings" . describe-bindings)) |
| 445 | (define-key menu-bar-describe-menu [apropos-variables] |
| 446 | '("Apropos Variables..." . apropos-variable)) |
| 447 | (define-key menu-bar-describe-menu [apropos-commands] |
| 448 | '("Apropos Commands..." . apropos-command)) |
| 449 | (define-key menu-bar-describe-menu [describe-mode] |
| 450 | '("Describe Buffer Modes" . describe-mode)) |
| 451 | |
| 452 | (defvar menu-bar-manuals-menu (make-sparse-keymap "Manuals")) |
| 453 | |
| 454 | (define-key menu-bar-manuals-menu [man] |
| 455 | '("Read Man Page..." . manual-entry)) |
| 456 | (define-key menu-bar-manuals-menu [sep2] |
| 457 | '("--")) |
| 458 | (define-key menu-bar-manuals-menu [key] |
| 459 | '("Find Key in Manual" . Info-goto-emacs-key-command-node)) |
| 460 | (define-key menu-bar-manuals-menu [command] |
| 461 | '("Find Command in Manual" . Info-goto-emacs-command-node)) |
| 462 | (define-key menu-bar-manuals-menu [info] |
| 463 | '("Browse Manuals with Info" . info)) |
| 464 | (define-key menu-bar-manuals-menu [sep1] |
| 465 | '("--")) |
| 466 | (define-key menu-bar-manuals-menu [emacs-faq] |
| 467 | '("Emacs FAQ" . view-emacs-FAQ)) |
| 468 | (define-key menu-bar-manuals-menu [emacs-news] |
| 469 | '("Emacs News" . view-emacs-news)) |
| 470 | |
| 471 | (define-key menu-bar-help-menu [describe-no-warranty] |
| 472 | '("(Non)Warranty" . describe-no-warranty)) |
| 473 | (define-key menu-bar-help-menu [describe-copying] |
| 474 | '("Copying Conditions" . describe-copying)) |
| 475 | (define-key menu-bar-help-menu [describe-distribution] |
| 476 | '("Getting New Versions" . describe-distribution)) |
| 477 | (define-key menu-bar-help-menu [emacs-version] |
| 478 | '("Show Version" . emacs-version)) |
| 479 | (define-key menu-bar-help-menu [report-emacs-bug] |
| 480 | '("Send Bug Report..." . report-emacs-bug)) |
| 481 | (define-key menu-bar-help-menu [sep2] |
| 482 | '("--")) |
| 483 | (define-key menu-bar-help-menu [finder-by-keyword] |
| 484 | '("Find Emacs Packages..." . finder-by-keyword)) |
| 485 | (define-key menu-bar-help-menu [describe] |
| 486 | (cons "Describe" menu-bar-describe-menu)) |
| 487 | (define-key menu-bar-help-menu [manuals] |
| 488 | (cons "Manuals" menu-bar-manuals-menu)) |
| 489 | (define-key menu-bar-help-menu [emacs-tutorial] |
| 490 | '("Emacs Tutorial" . help-with-tutorial)) |
| 491 | (define-key menu-bar-help-menu [sep1] |
| 492 | '("--")) |
| 493 | (define-key menu-bar-help-menu [options] |
| 494 | (cons "Options" menu-bar-options-menu)) |
| 495 | (define-key menu-bar-help-menu [customize] |
| 496 | (cons "Customize" menu-bar-custom-menu)) |
| 497 | |
| 498 | (defun kill-this-buffer () ; for the menubar |
| 499 | "Kills the current buffer." |
| 500 | (interactive) |
| 501 | (kill-buffer (current-buffer))) |
| 502 | |
| 503 | (defun kill-this-buffer-enabled-p () |
| 504 | (let ((count 0) |
| 505 | (buffers (buffer-list))) |
| 506 | (while buffers |
| 507 | (or (string-match "^ " (buffer-name (car buffers))) |
| 508 | (setq count (1+ count))) |
| 509 | (setq buffers (cdr buffers))) |
| 510 | (and (not (window-minibuffer-p (frame-selected-window menu-updating-frame))) |
| 511 | (> count 1)))) |
| 512 | |
| 513 | (put 'kill-this-buffer 'menu-enable '(kill-this-buffer-enabled-p)) |
| 514 | |
| 515 | (put 'save-buffer 'menu-enable |
| 516 | '(and (buffer-modified-p) |
| 517 | (not (window-minibuffer-p (frame-selected-window menu-updating-frame))))) |
| 518 | |
| 519 | (put 'write-file 'menu-enable |
| 520 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
| 521 | |
| 522 | (put 'find-file 'menu-enable |
| 523 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
| 524 | |
| 525 | (put 'dired 'menu-enable |
| 526 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
| 527 | |
| 528 | (put 'insert-file 'menu-enable |
| 529 | '(not (window-minibuffer-p (frame-selected-window menu-updating-frame)))) |
| 530 | |
| 531 | (put 'revert-buffer 'menu-enable |
| 532 | '(or revert-buffer-function revert-buffer-insert-file-contents-function |
| 533 | (and (buffer-file-name) |
| 534 | (or (buffer-modified-p) |
| 535 | (not (verify-visited-file-modtime (current-buffer))))))) |
| 536 | |
| 537 | ;; Permit deleting frame if it would leave a visible or iconified frame. |
| 538 | (put 'delete-frame 'menu-enable |
| 539 | '(delete-frame-enabled-p)) |
| 540 | |
| 541 | (defun delete-frame-enabled-p () |
| 542 | "Return non-nil if `delete-frame' should be enabled in the menu bar." |
| 543 | (let ((frames (frame-list)) |
| 544 | (count 0)) |
| 545 | (while frames |
| 546 | (if (frame-visible-p (car frames)) |
| 547 | (setq count (1+ count))) |
| 548 | (setq frames (cdr frames))) |
| 549 | (> count 1))) |
| 550 | |
| 551 | (put 'advertised-undo 'menu-enable |
| 552 | '(and (not (eq t buffer-undo-list)) |
| 553 | (if (eq last-command 'undo) |
| 554 | (and (boundp 'pending-undo-list) |
| 555 | pending-undo-list) |
| 556 | buffer-undo-list))) |
| 557 | |
| 558 | (defcustom yank-menu-length 20 |
| 559 | "*Maximum length to display in the yank-menu." |
| 560 | :type 'integer |
| 561 | :group 'mouse) |
| 562 | |
| 563 | (defun menu-bar-update-yank-menu (string old) |
| 564 | (let ((front (car (cdr yank-menu))) |
| 565 | (menu-string (if (<= (length string) yank-menu-length) |
| 566 | string |
| 567 | (concat |
| 568 | (substring string 0 (/ yank-menu-length 2)) |
| 569 | "..." |
| 570 | (substring string (- (/ yank-menu-length 2))))))) |
| 571 | ;; Don't let the menu string be all dashes |
| 572 | ;; because that has a special meaning in a menu. |
| 573 | (if (string-match "\\`-+\\'" menu-string) |
| 574 | (setq menu-string (concat menu-string " "))) |
| 575 | ;; If we're supposed to be extending an existing string, and that |
| 576 | ;; string really is at the front of the menu, then update it in place. |
| 577 | (if (and old (or (eq old (car front)) |
| 578 | (string= old (car front)))) |
| 579 | (progn |
| 580 | (setcar front string) |
| 581 | (setcar (cdr front) menu-string)) |
| 582 | (setcdr yank-menu |
| 583 | (cons |
| 584 | (cons string (cons menu-string 'menu-bar-select-yank)) |
| 585 | (cdr yank-menu))))) |
| 586 | (if (> (length (cdr yank-menu)) kill-ring-max) |
| 587 | (setcdr (nthcdr kill-ring-max yank-menu) nil))) |
| 588 | |
| 589 | (put 'menu-bar-select-yank 'apropos-inhibit t) |
| 590 | (defun menu-bar-select-yank () |
| 591 | (interactive "*") |
| 592 | (push-mark (point)) |
| 593 | (insert last-command-event)) |
| 594 | \f |
| 595 | ;; This definition is just to show what this looks like. |
| 596 | ;; It gets overridden below when menu-bar-update-buffers is called. |
| 597 | (define-key global-map [menu-bar buffer] |
| 598 | (cons "Buffers" (make-sparse-keymap "Buffers"))) |
| 599 | |
| 600 | (defvar list-buffers-directory nil) |
| 601 | |
| 602 | (defvar menu-bar-update-buffers-maxbuf) |
| 603 | |
| 604 | (defun menu-bar-select-buffer () |
| 605 | (interactive) |
| 606 | (switch-to-buffer last-command-event)) |
| 607 | |
| 608 | (defun menu-bar-select-frame () |
| 609 | (interactive) |
| 610 | (make-frame-visible last-command-event) |
| 611 | (raise-frame last-command-event) |
| 612 | (select-frame last-command-event)) |
| 613 | |
| 614 | (defun menu-bar-update-buffers-1 (elt) |
| 615 | (cons (format |
| 616 | (format "%%%ds %%s%%s %%s" menu-bar-update-buffers-maxbuf) |
| 617 | (cdr elt) |
| 618 | (if (buffer-modified-p (car elt)) |
| 619 | "*" " ") |
| 620 | (save-excursion |
| 621 | (set-buffer (car elt)) |
| 622 | (if buffer-read-only "%" " ")) |
| 623 | (let ((file |
| 624 | (or (buffer-file-name (car elt)) |
| 625 | (save-excursion |
| 626 | (set-buffer (car elt)) |
| 627 | list-buffers-directory) |
| 628 | ""))) |
| 629 | (setq file (or (file-name-directory file) |
| 630 | "")) |
| 631 | (if (> (length file) 20) |
| 632 | (setq file (concat "..." (substring file -17)))) |
| 633 | file)) |
| 634 | (car elt))) |
| 635 | |
| 636 | (defvar menu-bar-buffers-menu-list-buffers-entry nil) |
| 637 | |
| 638 | (defun menu-bar-update-buffers () |
| 639 | ;; If user discards the Buffers item, play along. |
| 640 | (and (lookup-key (current-global-map) [menu-bar buffer]) |
| 641 | (frame-or-buffer-changed-p) |
| 642 | (let ((buffers (buffer-list)) |
| 643 | (frames (frame-list)) |
| 644 | (maxlen 0) |
| 645 | buffers-menu frames-menu) |
| 646 | ;; If requested, list only the N most recently selected buffers. |
| 647 | (if (and (integerp buffers-menu-max-size) |
| 648 | (> buffers-menu-max-size 1)) |
| 649 | (if (> (length buffers) buffers-menu-max-size) |
| 650 | (setcdr (nthcdr buffers-menu-max-size buffers) nil))) |
| 651 | |
| 652 | ;; Make the menu of buffers proper. |
| 653 | (setq buffers-menu |
| 654 | (cons "Select Buffer" |
| 655 | (let* ((buffer-list |
| 656 | (mapcar 'list buffers)) |
| 657 | tail |
| 658 | (menu-bar-update-buffers-maxbuf 0) |
| 659 | alist |
| 660 | head) |
| 661 | ;; Put into each element of buffer-list |
| 662 | ;; the name for actual display, |
| 663 | ;; perhaps truncated in the middle. |
| 664 | (setq tail buffer-list) |
| 665 | (while tail |
| 666 | (let ((name (buffer-name (car (car tail))))) |
| 667 | (setcdr (car tail) |
| 668 | (if (> (length name) 27) |
| 669 | (concat (substring name 0 12) |
| 670 | "..." |
| 671 | (substring name -12)) |
| 672 | name))) |
| 673 | (setq tail (cdr tail))) |
| 674 | ;; Compute the maximum length of any name. |
| 675 | (setq tail buffer-list) |
| 676 | (while tail |
| 677 | (or (eq ?\ (aref (cdr (car tail)) 0)) |
| 678 | (setq menu-bar-update-buffers-maxbuf |
| 679 | (max menu-bar-update-buffers-maxbuf |
| 680 | (length (cdr (car tail)))))) |
| 681 | (setq tail (cdr tail))) |
| 682 | ;; Set ALIST to an alist of the form |
| 683 | ;; ITEM-STRING . BUFFER |
| 684 | (setq tail buffer-list) |
| 685 | (while tail |
| 686 | (let ((elt (car tail))) |
| 687 | (or (eq ?\ (aref (cdr elt) 0)) |
| 688 | (setq alist (cons |
| 689 | (menu-bar-update-buffers-1 elt) |
| 690 | alist))) |
| 691 | (and alist (> (length (car (car alist))) maxlen) |
| 692 | (setq maxlen (length (car (car alist)))))) |
| 693 | (setq tail (cdr tail))) |
| 694 | (setq alist (nreverse alist)) |
| 695 | ;; Make the menu item for list-buffers |
| 696 | ;; or reuse the one we already have. |
| 697 | ;; The advantage in reusing one |
| 698 | ;; is that it already has the keyboard equivalent |
| 699 | ;; cached, so we save the time to look that up again. |
| 700 | (or menu-bar-buffers-menu-list-buffers-entry |
| 701 | (setq menu-bar-buffers-menu-list-buffers-entry |
| 702 | (cons |
| 703 | 'list-buffers |
| 704 | (cons |
| 705 | "" |
| 706 | 'list-buffers)))) |
| 707 | ;; Update the item string for menu's new width. |
| 708 | (setcar (cdr menu-bar-buffers-menu-list-buffers-entry) |
| 709 | (concat (make-string (max (- (/ maxlen 2) 8) 0) |
| 710 | ?\ ) |
| 711 | "List All Buffers")) |
| 712 | ;; Now make the actual list of items, |
| 713 | ;; ending with the list-buffers item. |
| 714 | (nconc (mapcar '(lambda (pair) |
| 715 | ;; This is somewhat risque, to use |
| 716 | ;; the buffer name itself as the event |
| 717 | ;; type to define, but it works. |
| 718 | ;; It would not work to use the buffer |
| 719 | ;; since a buffer as an event has its |
| 720 | ;; own meaning. |
| 721 | (nconc (list (buffer-name (cdr pair)) |
| 722 | (car pair) |
| 723 | (cons nil nil)) |
| 724 | 'menu-bar-select-buffer)) |
| 725 | alist) |
| 726 | (list menu-bar-buffers-menu-list-buffers-entry))))) |
| 727 | |
| 728 | |
| 729 | ;; Make a Frames menu if we have more than one frame. |
| 730 | (if (cdr frames) |
| 731 | (let ((name (concat (make-string (max (- (/ maxlen 2) 3) 0) |
| 732 | ?\ ) |
| 733 | "Frames")) |
| 734 | (frames-menu |
| 735 | (cons 'keymap |
| 736 | (cons "Select Frame" |
| 737 | (mapcar '(lambda (frame) |
| 738 | (nconc (list frame |
| 739 | (cdr (assq 'name |
| 740 | (frame-parameters frame))) |
| 741 | (cons nil nil)) |
| 742 | 'menu-bar-select-frame)) |
| 743 | frames))))) |
| 744 | ;; Put it underneath the Buffers menu. |
| 745 | (setq buffers-menu (cons (cons 'frames (cons name frames-menu)) |
| 746 | buffers-menu)))) |
| 747 | (if buffers-menu |
| 748 | (setq buffers-menu (cons 'keymap buffers-menu))) |
| 749 | (define-key (current-global-map) [menu-bar buffer] |
| 750 | (cons "Buffers" buffers-menu))))) |
| 751 | |
| 752 | (add-hook 'menu-bar-update-hook 'menu-bar-update-buffers) |
| 753 | |
| 754 | (menu-bar-update-buffers) |
| 755 | |
| 756 | ;; this version is too slow |
| 757 | ;;;(defun format-buffers-menu-line (buffer) |
| 758 | ;;; "Returns a string to represent the given buffer in the Buffer menu. |
| 759 | ;;;nil means the buffer shouldn't be listed. You can redefine this." |
| 760 | ;;; (if (string-match "\\` " (buffer-name buffer)) |
| 761 | ;;; nil |
| 762 | ;;; (save-excursion |
| 763 | ;;; (set-buffer buffer) |
| 764 | ;;; (let ((size (buffer-size))) |
| 765 | ;;; (format "%s%s %-19s %6s %-15s %s" |
| 766 | ;;; (if (buffer-modified-p) "*" " ") |
| 767 | ;;; (if buffer-read-only "%" " ") |
| 768 | ;;; (buffer-name) |
| 769 | ;;; size |
| 770 | ;;; mode-name |
| 771 | ;;; (or (buffer-file-name) "")))))) |
| 772 | \f |
| 773 | ;;; Set up a menu bar menu for the minibuffer. |
| 774 | |
| 775 | (mapcar |
| 776 | (function |
| 777 | (lambda (map) |
| 778 | (define-key map [menu-bar minibuf] |
| 779 | (cons "Minibuf" (make-sparse-keymap "Minibuf"))))) |
| 780 | (list minibuffer-local-ns-map |
| 781 | minibuffer-local-must-match-map |
| 782 | minibuffer-local-isearch-map |
| 783 | minibuffer-local-map |
| 784 | minibuffer-local-completion-map)) |
| 785 | |
| 786 | (mapcar |
| 787 | (function |
| 788 | (lambda (map) |
| 789 | (define-key map [menu-bar minibuf ?\?] |
| 790 | '("List Completions" . minibuffer-completion-help)) |
| 791 | (define-key map [menu-bar minibuf space] |
| 792 | '("Complete Word" . minibuffer-complete-word)) |
| 793 | (define-key map [menu-bar minibuf tab] |
| 794 | '("Complete" . minibuffer-complete)) |
| 795 | )) |
| 796 | (list minibuffer-local-must-match-map |
| 797 | minibuffer-local-completion-map)) |
| 798 | |
| 799 | (mapcar |
| 800 | (function |
| 801 | (lambda (map) |
| 802 | (define-key map [menu-bar minibuf quit] |
| 803 | '("Quit" . keyboard-escape-quit)) |
| 804 | (define-key map [menu-bar minibuf return] |
| 805 | '("Enter" . exit-minibuffer)) |
| 806 | )) |
| 807 | (list minibuffer-local-ns-map |
| 808 | minibuffer-local-must-match-map |
| 809 | minibuffer-local-isearch-map |
| 810 | minibuffer-local-map |
| 811 | minibuffer-local-completion-map)) |
| 812 | \f |
| 813 | (defvar menu-bar-mode nil) |
| 814 | |
| 815 | (defun menu-bar-mode (flag) |
| 816 | "Toggle display of a menu bar on each frame. |
| 817 | This command applies to all frames that exist and frames to be |
| 818 | created in the future. |
| 819 | With a numeric argument, if the argument is negative, |
| 820 | turn off menu bars; otherwise, turn on menu bars." |
| 821 | (interactive "P") |
| 822 | |
| 823 | ;; Make menu-bar-mode and default-frame-alist consistent. |
| 824 | (let ((default (assq 'menu-bar-lines default-frame-alist))) |
| 825 | (if default |
| 826 | (setq menu-bar-mode (not (eq (cdr default) 0))) |
| 827 | (setq default-frame-alist |
| 828 | (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0)) |
| 829 | default-frame-alist)))) |
| 830 | |
| 831 | ;; Toggle or set the mode, according to FLAG. |
| 832 | (setq menu-bar-mode (if (null flag) (not menu-bar-mode) |
| 833 | (> (prefix-numeric-value flag) 0))) |
| 834 | |
| 835 | ;; Apply it to default-frame-alist. |
| 836 | (let ((parameter (assq 'menu-bar-lines default-frame-alist))) |
| 837 | (if (consp parameter) |
| 838 | (setcdr parameter (if menu-bar-mode 1 0)) |
| 839 | (setq default-frame-alist |
| 840 | (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0)) |
| 841 | default-frame-alist)))) |
| 842 | |
| 843 | ;; Apply it to existing frames. |
| 844 | (let ((frames (frame-list))) |
| 845 | (while frames |
| 846 | (let ((height (cdr (assq 'height (frame-parameters (car frames)))))) |
| 847 | (modify-frame-parameters (car frames) |
| 848 | (list (cons 'menu-bar-lines |
| 849 | (if menu-bar-mode 1 0)))) |
| 850 | (modify-frame-parameters (car frames) |
| 851 | (list (cons 'height height)))) |
| 852 | (setq frames (cdr frames))))) |
| 853 | |
| 854 | (provide 'menu-bar) |
| 855 | |
| 856 | ;;; menu-bar.el ends here |