lisp/menu-bar.el

   1 ;;; menu-bar.el --- define a default menu bar
   2
   3 ;; Copyright (C) 1993, 1994, 1995, 2000, 2001, 2002, 2003, 2004, 2005,
   4 ;;   2006, 2007, 2008, 2009, 2010  Free Software Foundation, Inc.
   5
   6 ;; Author: RMS
   7 ;; Maintainer: FSF
   8 ;; Keywords: internal, mouse
   9
  10 ;; This file is part of GNU Emacs.
  11
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24
  25 ;; Avishai Yacobi suggested some menu rearrangements.
  26
  27 ;;; Commentary:
  28
  29 ;;; Code:
  30
  31 ;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key
  32 ;; definitions made in loaddefs.el.
  33 (or (lookup-key global-map [menu-bar])
  34     (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar")))
  35 (defvar menu-bar-help-menu (make-sparse-keymap "Help"))
  36
  37 ;; Force Help item to come last, after the major mode's own items.
  38 ;; The symbol used to be called `help', but that gets confused with the
  39 ;; help key.
  40 (setq menu-bar-final-items '(help-menu))
  41
  42 (define-key global-map [menu-bar help-menu] (cons (purecopy "Help") menu-bar-help-menu))
  43 (defvar menu-bar-tools-menu (make-sparse-keymap "Tools"))
  44 (define-key global-map [menu-bar tools] (cons (purecopy "Tools") menu-bar-tools-menu))
  45 ;; This definition is just to show what this looks like.
  46 ;; It gets modified in place when menu-bar-update-buffers is called.
  47 (defvar global-buffers-menu-map (make-sparse-keymap "Buffers"))
  48 (define-key global-map [menu-bar buffer]
  49   (cons (purecopy "Buffers") global-buffers-menu-map))
  50 (defvar menu-bar-options-menu (make-sparse-keymap "Options"))
  51 (define-key global-map [menu-bar options]
  52   (cons (purecopy "Options") menu-bar-options-menu))
  53 (defvar menu-bar-edit-menu (make-sparse-keymap "Edit"))
  54 (define-key global-map [menu-bar edit] (cons (purecopy "Edit") menu-bar-edit-menu))
  55 (defvar menu-bar-file-menu (make-sparse-keymap "File"))
  56 (define-key global-map [menu-bar file] (cons (purecopy "File") menu-bar-file-menu))
  57
  58 ;; This alias is for compatibility with 19.28 and before.
  59 (defvar menu-bar-files-menu menu-bar-file-menu)
  60
  61 ;; This is referenced by some code below; it is defined in uniquify.el
  62 (defvar uniquify-buffer-name-style)
  63
  64 ;; From emulation/cua-base.el; used below
  65 (defvar cua-enable-cua-keys)
  66
  67 \f
  68 ;; The "File" menu items
  69 (define-key menu-bar-file-menu [exit-emacs]
  70   `(menu-item ,(purecopy "Quit") save-buffers-kill-terminal
  71               :help ,(purecopy "Save unsaved buffers, then exit")))
  72
  73 (define-key menu-bar-file-menu [separator-exit]
  74   menu-bar-separator)
  75
  76 ;; Don't use delete-frame as event name because that is a special
  77 ;; event.
  78 (define-key menu-bar-file-menu [delete-this-frame]
  79   `(menu-item ,(purecopy "Delete Frame") delete-frame
  80               :visible (fboundp 'delete-frame)
  81               :enable (delete-frame-enabled-p)
  82               :help ,(purecopy "Delete currently selected frame")))
  83 (define-key menu-bar-file-menu [make-frame-on-display]
  84   `(menu-item ,(purecopy "New Frame on Display...") make-frame-on-display
  85               :visible (fboundp 'make-frame-on-display)
  86               :help ,(purecopy "Open a new frame on another display")))
  87 (define-key menu-bar-file-menu [make-frame]
  88   `(menu-item ,(purecopy "New Frame") make-frame-command
  89               :visible (fboundp 'make-frame-command)
  90               :help ,(purecopy "Open a new frame")))
  91
  92 (define-key menu-bar-file-menu [one-window]
  93   `(menu-item ,(purecopy "Remove Splits") delete-other-windows
  94               :enable (not (one-window-p t nil))
  95               :help ,(purecopy "Selected window grows to fill the whole frame")))
  96
  97 (define-key menu-bar-file-menu [split-window]
  98   `(menu-item ,(purecopy "Split Window") split-window-vertically
  99               :enable (and (menu-bar-menu-frame-live-and-visible-p)
 100                            (menu-bar-non-minibuffer-window-p))
 101               :help ,(purecopy "Split selected window in two windows")))
 102
 103 (define-key menu-bar-file-menu [separator-window]
 104   menu-bar-separator)
 105
 106 (define-key menu-bar-file-menu [ps-print-region]
 107   `(menu-item ,(purecopy "Postscript Print Region (B+W)") ps-print-region
 108               :enable mark-active
 109               :help ,(purecopy "Pretty-print marked region in black and white to PostScript printer")))
 110 (define-key menu-bar-file-menu [ps-print-buffer]
 111   `(menu-item ,(purecopy "Postscript Print Buffer (B+W)") ps-print-buffer
 112               :enable (menu-bar-menu-frame-live-and-visible-p)
 113               :help ,(purecopy "Pretty-print current buffer in black and white to PostScript printer")))
 114 (define-key menu-bar-file-menu [ps-print-region-faces]
 115   `(menu-item ,(purecopy "Postscript Print Region") ps-print-region-with-faces
 116               :enable mark-active
 117               :help ,(purecopy "Pretty-print marked region to PostScript printer")))
 118 (define-key menu-bar-file-menu [ps-print-buffer-faces]
 119   `(menu-item ,(purecopy "Postscript Print Buffer") ps-print-buffer-with-faces
 120               :enable (menu-bar-menu-frame-live-and-visible-p)
 121               :help ,(purecopy "Pretty-print current buffer to PostScript printer")))
 122 (define-key menu-bar-file-menu [print-region]
 123   `(menu-item ,(purecopy "Print Region") print-region
 124               :enable mark-active
 125               :help ,(purecopy "Print region between mark and current position")))
 126 (define-key menu-bar-file-menu [print-buffer]
 127   `(menu-item ,(purecopy "Print Buffer") print-buffer
 128               :enable (menu-bar-menu-frame-live-and-visible-p)
 129               :help ,(purecopy "Print current buffer with page headings")))
 130
 131 (define-key menu-bar-file-menu [separator-print]
 132   menu-bar-separator)
 133
 134 (define-key menu-bar-file-menu [recover-session]
 135   `(menu-item ,(purecopy "Recover Crashed Session") recover-session
 136               :enable (and auto-save-list-file-prefix
 137                            (file-directory-p
 138                             (file-name-directory auto-save-list-file-prefix))
 139                            (directory-files
 140                             (file-name-directory auto-save-list-file-prefix)
 141                             nil
 142                             (concat "\\`"
 143                                     (regexp-quote
 144                                      (file-name-nondirectory
 145                                       auto-save-list-file-prefix)))
 146                             t))
 147               :help ,(purecopy "Recover edits from a crashed session")))
 148 (define-key menu-bar-file-menu [revert-buffer]
 149   `(menu-item ,(purecopy "Revert Buffer") revert-buffer
 150               :enable (or revert-buffer-function
 151                           revert-buffer-insert-file-contents-function
 152                           (and buffer-file-number
 153                                (or (buffer-modified-p)
 154                                    (not (verify-visited-file-modtime
 155                                          (current-buffer))))))
 156               :help ,(purecopy "Re-read current buffer from its file")))
 157 (define-key menu-bar-file-menu [write-file]
 158   `(menu-item ,(purecopy "Save As...") write-file
 159               :enable (and (menu-bar-menu-frame-live-and-visible-p)
 160                            (menu-bar-non-minibuffer-window-p))
 161               :help ,(purecopy "Write current buffer to another file")))
 162 (define-key menu-bar-file-menu [save-buffer]
 163   `(menu-item ,(purecopy "Save") save-buffer
 164               :enable (and (buffer-modified-p)
 165                            (buffer-file-name)
 166                            (menu-bar-non-minibuffer-window-p))
 167               :help ,(purecopy "Save current buffer to its file")))
 168
 169 (define-key menu-bar-file-menu [separator-save]
 170   menu-bar-separator)
 171
 172 (defun menu-find-file-existing ()
 173   "Edit the existing file FILENAME."
 174   (interactive)
 175   (let* ((mustmatch (not (and (fboundp 'x-uses-old-gtk-dialog)
 176                               (x-uses-old-gtk-dialog))))
 177          (filename (car (find-file-read-args "Find file: " mustmatch))))
 178     (if mustmatch
 179         (find-file-existing filename)
 180       (find-file filename))))
 181
 182
 183 (define-key menu-bar-file-menu [kill-buffer]
 184   `(menu-item ,(purecopy "Close") kill-this-buffer
 185               :enable (kill-this-buffer-enabled-p)
 186               :help ,(purecopy "Discard (kill) current buffer")))
 187 (define-key menu-bar-file-menu [insert-file]
 188   `(menu-item ,(purecopy "Insert File...") insert-file
 189               :enable (menu-bar-non-minibuffer-window-p)
 190               :help ,(purecopy "Insert another file into current buffer")))
 191 (define-key menu-bar-file-menu [dired]
 192   `(menu-item ,(purecopy "Open Directory...") dired
 193               :enable (menu-bar-non-minibuffer-window-p)
 194               :help ,(purecopy "Read a directory, to operate on its files")))
 195 (define-key menu-bar-file-menu [open-file]
 196   `(menu-item ,(purecopy "Open File...") menu-find-file-existing
 197               :enable (menu-bar-non-minibuffer-window-p)
 198               :help ,(purecopy "Read an existing file into an Emacs buffer")))
 199 (define-key menu-bar-file-menu [new-file]
 200   `(menu-item ,(purecopy "Visit New File...") find-file
 201               :enable (menu-bar-non-minibuffer-window-p)
 202               :help ,(purecopy "Specify a new file's name, to edit the file")))
 203
 204 \f
 205 ;; The "Edit" menu items
 206
 207 ;; The "Edit->Search" submenu
 208 (defvar menu-bar-last-search-type nil
 209   "Type of last non-incremental search command called from the menu.")
 210
 211 (defun nonincremental-repeat-search-forward ()
 212   "Search forward for the previous search string or regexp."
 213   (interactive)
 214   (cond
 215    ((and (eq menu-bar-last-search-type 'string)
 216          search-ring)
 217     (search-forward (car search-ring)))
 218    ((and (eq menu-bar-last-search-type 'regexp)
 219          regexp-search-ring)
 220     (re-search-forward (car regexp-search-ring)))
 221    (t
 222     (error "No previous search"))))
 223
 224 (defun nonincremental-repeat-search-backward ()
 225   "Search backward for the previous search string or regexp."
 226   (interactive)
 227   (cond
 228    ((and (eq menu-bar-last-search-type 'string)
 229          search-ring)
 230     (search-backward (car search-ring)))
 231    ((and (eq menu-bar-last-search-type 'regexp)
 232          regexp-search-ring)
 233     (re-search-backward (car regexp-search-ring)))
 234    (t
 235     (error "No previous search"))))
 236
 237 (defun nonincremental-search-forward (string)
 238   "Read a string and search for it nonincrementally."
 239   (interactive "sSearch for string: ")
 240   (setq menu-bar-last-search-type 'string)
 241   (if (equal string "")
 242       (search-forward (car search-ring))
 243     (isearch-update-ring string nil)
 244     (search-forward string)))
 245
 246 (defun nonincremental-search-backward (string)
 247   "Read a string and search backward for it nonincrementally."
 248   (interactive "sSearch for string: ")
 249   (setq menu-bar-last-search-type 'string)
 250   (if (equal string "")
 251       (search-backward (car search-ring))
 252     (isearch-update-ring string nil)
 253     (search-backward string)))
 254
 255 (defun nonincremental-re-search-forward (string)
 256   "Read a regular expression and search for it nonincrementally."
 257   (interactive "sSearch for regexp: ")
 258   (setq menu-bar-last-search-type 'regexp)
 259   (if (equal string "")
 260       (re-search-forward (car regexp-search-ring))
 261     (isearch-update-ring string t)
 262     (re-search-forward string)))
 263
 264 (defun nonincremental-re-search-backward (string)
 265   "Read a regular expression and search backward for it nonincrementally."
 266   (interactive "sSearch for regexp: ")
 267   (setq menu-bar-last-search-type 'regexp)
 268   (if (equal string "")
 269       (re-search-backward (car regexp-search-ring))
 270     (isearch-update-ring string t)
 271     (re-search-backward string)))
 272
 273 (defvar menu-bar-search-menu (make-sparse-keymap "Search"))
 274
 275 ;; The Edit->Search->Incremental Search menu
 276 (defvar menu-bar-i-search-menu
 277   (make-sparse-keymap "Incremental Search"))
 278
 279 (define-key menu-bar-i-search-menu [isearch-backward-regexp]
 280   `(menu-item ,(purecopy "Backward Regexp...") isearch-backward-regexp
 281               :help ,(purecopy "Search backwards for a regular expression as you type it")))
 282 (define-key menu-bar-i-search-menu [isearch-forward-regexp]
 283   `(menu-item ,(purecopy "Forward Regexp...") isearch-forward-regexp
 284               :help ,(purecopy "Search forward for a regular expression as you type it")))
 285 (define-key menu-bar-i-search-menu [isearch-backward]
 286   `(menu-item ,(purecopy "Backward String...") isearch-backward
 287               :help ,(purecopy "Search backwards for a string as you type it")))
 288 (define-key menu-bar-i-search-menu [isearch-forward]
 289   `(menu-item ,(purecopy "Forward String...") isearch-forward
 290               :help ,(purecopy "Search forward for a string as you type it")))
 291
 292 (define-key menu-bar-search-menu [i-search]
 293   `(menu-item ,(purecopy "Incremental Search") ,menu-bar-i-search-menu))
 294 (define-key menu-bar-search-menu [separator-tag-isearch]
 295   menu-bar-separator)
 296
 297 (define-key menu-bar-search-menu [tags-continue]
 298   `(menu-item ,(purecopy "Continue Tags Search") tags-loop-continue
 299               :help ,(purecopy "Continue last tags search operation")))
 300 (define-key menu-bar-search-menu [tags-srch]
 301   `(menu-item ,(purecopy "Search Tagged Files...") tags-search
 302               :help ,(purecopy "Search for a regexp in all tagged files")))
 303 (define-key menu-bar-search-menu [separator-tag-search]
 304   menu-bar-separator)
 305
 306 (define-key menu-bar-search-menu [repeat-search-back]
 307   `(menu-item ,(purecopy "Repeat Backwards") nonincremental-repeat-search-backward
 308               :enable (or (and (eq menu-bar-last-search-type 'string)
 309                                search-ring)
 310                           (and (eq menu-bar-last-search-type 'regexp)
 311                                regexp-search-ring))
 312               :help ,(purecopy "Repeat last search backwards")))
 313 (define-key menu-bar-search-menu [repeat-search-fwd]
 314   `(menu-item ,(purecopy "Repeat Forward") nonincremental-repeat-search-forward
 315               :enable (or (and (eq menu-bar-last-search-type 'string)
 316                                search-ring)
 317                           (and (eq menu-bar-last-search-type 'regexp)
 318                                regexp-search-ring))
 319               :help ,(purecopy "Repeat last search forward")))
 320 (define-key menu-bar-search-menu [separator-repeat-search]
 321   menu-bar-separator)
 322
 323 (define-key menu-bar-search-menu [re-search-backward]
 324   `(menu-item ,(purecopy "Regexp Backwards...") nonincremental-re-search-backward
 325               :help ,(purecopy "Search backwards for a regular expression")))
 326 (define-key menu-bar-search-menu [re-search-forward]
 327   `(menu-item ,(purecopy "Regexp Forward...") nonincremental-re-search-forward
 328               :help ,(purecopy "Search forward for a regular expression")))
 329
 330 (define-key menu-bar-search-menu [search-backward]
 331   `(menu-item ,(purecopy "String Backwards...") nonincremental-search-backward
 332               :help ,(purecopy "Search backwards for a string")))
 333 (define-key menu-bar-search-menu [search-forward]
 334   `(menu-item ,(purecopy "String Forward...") nonincremental-search-forward
 335               :help ,(purecopy "Search forward for a string")))
 336
 337 ;; The Edit->Replace submenu
 338
 339 (defvar menu-bar-replace-menu (make-sparse-keymap "Replace"))
 340
 341 (define-key menu-bar-replace-menu [tags-repl-continue]
 342   `(menu-item ,(purecopy "Continue Replace") tags-loop-continue
 343               :help ,(purecopy "Continue last tags replace operation")))
 344 (define-key menu-bar-replace-menu [tags-repl]
 345   `(menu-item ,(purecopy "Replace in Tagged Files...") tags-query-replace
 346               :help ,(purecopy "Interactively replace a regexp in all tagged files")))
 347 (define-key menu-bar-replace-menu [separator-replace-tags]
 348   menu-bar-separator)
 349
 350 (define-key menu-bar-replace-menu [query-replace-regexp]
 351   `(menu-item ,(purecopy "Replace Regexp...") query-replace-regexp
 352               :enable (not buffer-read-only)
 353               :help ,(purecopy "Replace regular expression interactively, ask about each occurrence")))
 354 (define-key menu-bar-replace-menu [query-replace]
 355   `(menu-item ,(purecopy "Replace String...") query-replace
 356               :enable (not buffer-read-only)
 357               :help ,(purecopy "Replace string interactively, ask about each occurrence")))
 358
 359 ;;; Assemble the top-level Edit menu items.
 360 (define-key menu-bar-edit-menu [props]
 361   `(menu-item ,(purecopy "Text Properties") facemenu-menu))
 362
 363 (define-key menu-bar-edit-menu [fill]
 364   `(menu-item ,(purecopy "Fill") fill-region
 365               :enable (and mark-active (not buffer-read-only))
 366               :help
 367               ,(purecopy "Fill text in region to fit between left and right margin")))
 368
 369 (define-key menu-bar-edit-menu [separator-bookmark]
 370   menu-bar-separator)
 371
 372 (define-key menu-bar-edit-menu [bookmark]
 373   `(menu-item ,(purecopy "Bookmarks") menu-bar-bookmark-map))
 374
 375 (defvar menu-bar-goto-menu (make-sparse-keymap "Go To"))
 376
 377 (define-key menu-bar-goto-menu [set-tags-name]
 378   `(menu-item ,(purecopy "Set Tags File Name...") visit-tags-table
 379               :help ,(purecopy "Tell Tags commands which tag table file to use")))
 380
 381 (define-key menu-bar-goto-menu [separator-tag-file]
 382   menu-bar-separator)
 383
 384 (define-key menu-bar-goto-menu [apropos-tags]
 385   `(menu-item ,(purecopy "Tags Apropos...") tags-apropos
 386               :help ,(purecopy "Find function/variables whose names match regexp")))
 387 (define-key menu-bar-goto-menu [next-tag-otherw]
 388   `(menu-item ,(purecopy "Next Tag in Other Window")
 389               menu-bar-next-tag-other-window
 390               :enable (and (boundp 'tags-location-ring)
 391                            (not (ring-empty-p tags-location-ring)))
 392               :help ,(purecopy "Find next function/variable matching last tag name in another window")))
 393
 394 (defun menu-bar-next-tag-other-window ()
 395   "Find the next definition of the tag already specified."
 396   (interactive)
 397   (find-tag-other-window nil t))
 398
 399 (defun menu-bar-next-tag ()
 400   "Find the next definition of the tag already specified."
 401   (interactive)
 402   (find-tag nil t))
 403
 404 (define-key menu-bar-goto-menu [next-tag]
 405   `(menu-item ,(purecopy "Find Next Tag")
 406               menu-bar-next-tag
 407               :enable (and (boundp 'tags-location-ring)
 408                            (not (ring-empty-p tags-location-ring)))
 409               :help ,(purecopy "Find next function/variable matching last tag name")))
 410 (define-key menu-bar-goto-menu [find-tag-otherw]
 411   `(menu-item ,(purecopy "Find Tag in Other Window...") find-tag-other-window
 412               :help ,(purecopy "Find function/variable definition in another window")))
 413 (define-key menu-bar-goto-menu [find-tag]
 414   `(menu-item ,(purecopy "Find Tag...") find-tag
 415               :help ,(purecopy "Find definition of function or variable")))
 416
 417 (define-key menu-bar-goto-menu [separator-tags]
 418   menu-bar-separator)
 419
 420 (define-key menu-bar-goto-menu [end-of-buf]
 421   `(menu-item ,(purecopy "Goto End of Buffer") end-of-buffer))
 422 (define-key menu-bar-goto-menu [beg-of-buf]
 423   `(menu-item ,(purecopy "Goto Beginning of Buffer") beginning-of-buffer))
 424 (define-key menu-bar-goto-menu [go-to-pos]
 425   `(menu-item ,(purecopy "Goto Buffer Position...") goto-char
 426               :help ,(purecopy "Read a number N and go to buffer position N")))
 427 (define-key menu-bar-goto-menu [go-to-line]
 428   `(menu-item ,(purecopy "Goto Line...") goto-line
 429               :help ,(purecopy "Read a line number and go to that line")))
 430
 431 (define-key menu-bar-edit-menu [goto]
 432   `(menu-item ,(purecopy "Go To") ,menu-bar-goto-menu))
 433
 434 (define-key menu-bar-edit-menu [replace]
 435   `(menu-item ,(purecopy "Replace") ,menu-bar-replace-menu))
 436
 437 (define-key menu-bar-edit-menu [search]
 438   `(menu-item ,(purecopy "Search") ,menu-bar-search-menu))
 439
 440 (define-key menu-bar-edit-menu [separator-search]
 441   menu-bar-separator)
 442
 443 (define-key menu-bar-edit-menu [mark-whole-buffer]
 444   `(menu-item ,(purecopy "Select All") mark-whole-buffer
 445               :help ,(purecopy "Mark the whole buffer for a subsequent cut/copy")))
 446 (define-key menu-bar-edit-menu [clear]
 447   `(menu-item ,(purecopy "Clear") delete-region
 448               :enable (and mark-active
 449                            (not buffer-read-only)
 450                            (not (mouse-region-match)))
 451               :help
 452               ,(purecopy "Delete the text in region between mark and current position")))
 453 (defvar yank-menu (cons (purecopy "Select Yank") nil))
 454 (fset 'yank-menu (cons 'keymap yank-menu))
 455 (define-key menu-bar-edit-menu [paste-from-menu]
 456   `(menu-item ,(purecopy "Paste from Kill Menu") yank-menu
 457               :enable (and (cdr yank-menu) (not buffer-read-only))
 458               :help ,(purecopy "Choose a string from the kill ring and paste it")))
 459 (define-key menu-bar-edit-menu [paste]
 460   `(menu-item ,(purecopy "Paste") yank
 461               :enable (and (or
 462                             ;; Emacs compiled --without-x doesn't have
 463                             ;; x-selection-exists-p.
 464                             (and (fboundp 'x-selection-exists-p)
 465                                  (x-selection-exists-p))
 466                             kill-ring)
 467                            (not buffer-read-only))
 468               :help ,(purecopy "Paste (yank) text most recently cut/copied")))
 469 (define-key menu-bar-edit-menu [copy]
 470   `(menu-item ,(purecopy "Copy") menu-bar-kill-ring-save
 471               :enable mark-active
 472               :help ,(purecopy "Copy text in region between mark and current position")
 473               :keys ,(purecopy "\\[kill-ring-save]")))
 474 (define-key menu-bar-edit-menu [cut]
 475   `(menu-item ,(purecopy "Cut") kill-region
 476               :enable (and mark-active (not buffer-read-only))
 477               :help
 478               ,(purecopy "Cut (kill) text in region between mark and current position")))
 479 (define-key menu-bar-edit-menu [undo]
 480   `(menu-item ,(purecopy "Undo") undo
 481               :enable (and (not buffer-read-only)
 482                            (not (eq t buffer-undo-list))
 483                            (if (eq last-command 'undo)
 484                                (listp pending-undo-list)
 485                              (consp buffer-undo-list)))
 486               :help ,(purecopy "Undo last operation")))
 487
 488
 489 (defun menu-bar-kill-ring-save (beg end)
 490   (interactive "r")
 491   (if (mouse-region-match)
 492       (message "Selecting a region with the mouse does `copy' automatically")
 493     (kill-ring-save beg end)))
 494
 495 ;; These are alternative definitions for the cut, paste and copy
 496 ;; menu items.  Use them if your system expects these to use the clipboard.
 497
 498 (put 'clipboard-kill-region 'menu-enable
 499      '(and mark-active (not buffer-read-only)))
 500 (put 'clipboard-kill-ring-save 'menu-enable 'mark-active)
 501 (put 'clipboard-yank 'menu-enable
 502      '(and (or (not (fboundp 'x-selection-exists-p))
 503                (x-selection-exists-p)
 504                (x-selection-exists-p 'CLIPBOARD))
 505            (not buffer-read-only)))
 506
 507 (defun clipboard-yank ()
 508   "Insert the clipboard contents, or the last stretch of killed text."
 509   (interactive "*")
 510   (let ((x-select-enable-clipboard t))
 511     (yank)))
 512
 513 (defun clipboard-kill-ring-save (beg end)
 514   "Copy region to kill ring, and save in the X clipboard."
 515   (interactive "r")
 516   (let ((x-select-enable-clipboard t))
 517     (kill-ring-save beg end)))
 518
 519 (defun clipboard-kill-region (beg end)
 520   "Kill the region, and save it in the X clipboard."
 521   (interactive "r")
 522   (let ((x-select-enable-clipboard t))
 523     (kill-region beg end)))
 524
 525 (defun menu-bar-enable-clipboard ()
 526   "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard.
 527 Do the same for the keys of the same name."
 528   (interactive)
 529   ;; These are Sun server keysyms for the Cut, Copy and Paste keys
 530   ;; (also for XFree86 on Sun keyboard):
 531   (define-key global-map [f20] 'clipboard-kill-region)
 532   (define-key global-map [f16] 'clipboard-kill-ring-save)
 533   (define-key global-map [f18] 'clipboard-yank)
 534   ;; X11R6 versions:
 535   (define-key global-map [cut] 'clipboard-kill-region)
 536   (define-key global-map [copy] 'clipboard-kill-ring-save)
 537   (define-key global-map [paste] 'clipboard-yank))
 538 \f
 539 ;; The "Options" menu items
 540
 541 (defvar menu-bar-custom-menu (make-sparse-keymap "Customize"))
 542
 543 (define-key menu-bar-custom-menu [customize-apropos-groups]
 544   `(menu-item ,(purecopy "Groups Matching Regexp...") customize-apropos-groups
 545               :help ,(purecopy "Browse groups whose names match regexp")))
 546 (define-key menu-bar-custom-menu [customize-apropos-faces]
 547   `(menu-item ,(purecopy "Faces Matching Regexp...") customize-apropos-faces
 548               :help ,(purecopy "Browse faces whose names match regexp")))
 549 (define-key menu-bar-custom-menu [customize-apropos-options]
 550   `(menu-item ,(purecopy "Options Matching Regexp...") customize-apropos-options
 551               :help ,(purecopy "Browse options whose names match regexp")))
 552 (define-key menu-bar-custom-menu [customize-apropos]
 553   `(menu-item ,(purecopy "Settings Matching Regexp...") customize-apropos
 554               :help ,(purecopy "Browse customizable settings whose names match regexp")))
 555 (define-key menu-bar-custom-menu [separator-1]
 556   menu-bar-separator)
 557 (define-key menu-bar-custom-menu [customize-group]
 558   `(menu-item ,(purecopy "Specific Group...") customize-group
 559               :help ,(purecopy "Customize settings of specific group")))
 560 (define-key menu-bar-custom-menu [customize-face]
 561   `(menu-item ,(purecopy "Specific Face...") customize-face
 562               :help ,(purecopy "Customize attributes of specific face")))
 563 (define-key menu-bar-custom-menu [customize-option]
 564   `(menu-item ,(purecopy "Specific Option...") customize-option
 565               :help ,(purecopy "Customize value of specific option")))
 566 (define-key menu-bar-custom-menu [separator-2]
 567   menu-bar-separator)
 568 (define-key menu-bar-custom-menu [customize-changed-options]
 569   `(menu-item ,(purecopy "New Options...") customize-changed-options
 570               :help ,(purecopy "Options added or changed in recent Emacs versions")))
 571 (define-key menu-bar-custom-menu [customize-saved]
 572   `(menu-item ,(purecopy "Saved Options") customize-saved
 573               :help ,(purecopy "Customize previously saved options")))
 574 (define-key menu-bar-custom-menu [separator-3]
 575   menu-bar-separator)
 576 (define-key menu-bar-custom-menu [customize-browse]
 577   `(menu-item ,(purecopy "Browse Customization Groups") customize-browse
 578               :help ,(purecopy "Browse all customization groups")))
 579 (define-key menu-bar-custom-menu [customize]
 580   `(menu-item ,(purecopy "Top-level Customization Group") customize
 581               :help ,(purecopy "The master group called `Emacs'")))
 582
 583 ;(defvar menu-bar-preferences-menu (make-sparse-keymap "Preferences"))
 584
 585 (defmacro menu-bar-make-mm-toggle (fname doc help &optional props)
 586   "Make a menu-item for a global minor mode toggle.
 587 FNAME is the minor mode's name (variable and function).
 588 DOC is the text to use for the menu entry.
 589 HELP is the text to use for the tooltip.
 590 PROPS are additional properties."
 591   `(list 'menu-item  (purecopy ,doc) ',fname
 592          ,@(mapcar (lambda (p) (list 'quote p)) props)
 593          :help (purecopy ,help)
 594          :button '(:toggle . (and (default-boundp ',fname)
 595                                   (default-value ',fname)))))
 596
 597 (defmacro menu-bar-make-toggle (name variable doc message help &rest body)
 598   `(progn
 599      (defun ,name (&optional interactively)
 600        ,(concat "Toggle whether to " (downcase (substring help 0 1))
 601                 (substring help 1) ".
 602 In an interactive call, record this option as a candidate for saving
 603 by \"Save Options\" in Custom buffers.")
 604        (interactive "p")
 605        (if ,(if body `(progn . ,body)
 606               `(progn
 607                  (custom-load-symbol ',variable)
 608                  (let ((set (or (get ',variable 'custom-set) 'set-default))
 609                        (get (or (get ',variable 'custom-get) 'default-value)))
 610                    (funcall set ',variable (not (funcall get ',variable))))))
 611            (message ,message "enabled globally")
 612          (message ,message "disabled globally"))
 613        ;; The function `customize-mark-as-set' must only be called when
 614        ;; a variable is set interactively, as the purpose is to mark it as
 615        ;; a candidate for "Save Options", and we do not want to save options
 616        ;; the user have already set explicitly in his init file.
 617        (if interactively (customize-mark-as-set ',variable)))
 618      (list 'menu-item (purecopy ,doc) ',name
 619            :help (purecopy ,help)
 620            :button '(:toggle . (and (default-boundp ',variable)
 621                                     (default-value ',variable))))))
 622
 623 ;; Function for setting/saving default font.
 624
 625 (defun menu-set-font ()
 626   "Interactively select a font and make it the default."
 627   (interactive)
 628   (let ((font (if (fboundp 'x-select-font)
 629                   (x-select-font)
 630                 (mouse-select-font)))
 631         spec)
 632     (when font
 633       ;; Be careful here: when set-face-attribute is called for the
 634       ;; :font attribute, Emacs tries to guess the best matching font
 635       ;; by examining the other face attributes (Bug#2476).
 636       (set-face-attribute 'default (selected-frame)
 637                           :width 'normal
 638                           :weight 'normal
 639                           :slant 'normal
 640                           :font font)
 641       (let ((font-object (face-attribute 'default :font)))
 642         (dolist (f (frame-list))
 643           (and (not (eq f (selected-frame)))
 644                (display-graphic-p f)
 645                (set-face-attribute 'default f :font font-object)))
 646         (set-face-attribute 'default t :font font-object))
 647       (setq spec (list (list t (face-attr-construct 'default))))
 648       (put 'default 'customized-face spec)
 649       (custom-push-theme 'theme-face 'default 'user 'set spec)
 650       (put 'default 'face-modified nil))))
 651
 652
 653
 654 ;;; Assemble all the top-level items of the "Options" menu
 655 (define-key menu-bar-options-menu [customize]
 656   `(menu-item ,(purecopy "Customize Emacs") ,menu-bar-custom-menu))
 657
 658 (defun menu-bar-options-save ()
 659   "Save current values of Options menu items using Custom."
 660   (interactive)
 661   (let ((need-save nil))
 662     ;; These are set with menu-bar-make-mm-toggle, which does not
 663     ;; put on a customized-value property.
 664     (dolist (elt '(line-number-mode column-number-mode size-indication-mode
 665                    cua-mode show-paren-mode transient-mark-mode
 666                    blink-cursor-mode display-time-mode display-battery-mode))
 667       (and (customize-mark-to-save elt)
 668            (setq need-save t)))
 669     ;; These are set with `customize-set-variable'.
 670     (dolist (elt '(scroll-bar-mode
 671                    debug-on-quit debug-on-error
 672                    tooltip-mode menu-bar-mode tool-bar-mode
 673                    save-place uniquify-buffer-name-style fringe-mode
 674                    indicate-empty-lines indicate-buffer-boundaries
 675                    case-fold-search font-use-system-font
 676                    current-language-environment default-input-method
 677                    ;; Saving `text-mode-hook' is somewhat questionable,
 678                    ;; as we might get more than we bargain for, if
 679                    ;; other code may has added hooks as well.
 680                    ;; Nonetheless, not saving it would like be confuse
 681                    ;; more often.
 682                    ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
 683                    text-mode-hook))
 684       (and (get elt 'customized-value)
 685            (customize-mark-to-save elt)
 686            (setq need-save t)))
 687     (when (get 'default 'customized-face)
 688       (put 'default 'saved-face (get 'default 'customized-face))
 689       (put 'default 'customized-face nil)
 690       (setq need-save t))
 691     ;; Save if we changed anything.
 692     (when need-save
 693       (custom-save-all))))
 694
 695 (define-key menu-bar-options-menu [package]
 696   '(menu-item "Manage Emacs Packages" package-list-packages
 697               :help "Install or uninstall additional Emacs packages"))
 698
 699 (define-key menu-bar-options-menu [save]
 700   `(menu-item ,(purecopy "Save Options") menu-bar-options-save
 701               :help ,(purecopy "Save options set from the menu above")))
 702
 703 (define-key menu-bar-options-menu [custom-separator]
 704   menu-bar-separator)
 705
 706 (define-key menu-bar-options-menu [menu-set-font]
 707   `(menu-item ,(purecopy "Set Default Font...") menu-set-font
 708               :visible (display-multi-font-p)
 709               :help ,(purecopy "Select a default font")))
 710
 711 (if (featurep 'system-font-setting)
 712     (define-key menu-bar-options-menu [menu-system-font]
 713       (menu-bar-make-toggle toggle-use-system-font font-use-system-font
 714                             "Use system font"
 715                             "Use system font: %s"
 716                             "Use the monospaced font defined by the system")))
 717
 718
 719 ;; The "Show/Hide" submenu of menu "Options"
 720
 721 (defvar menu-bar-showhide-menu (make-sparse-keymap "Show/Hide"))
 722
 723 (define-key menu-bar-showhide-menu [column-number-mode]
 724   (menu-bar-make-mm-toggle column-number-mode
 725                            "Column Numbers"
 726                            "Show the current column number in the mode line"))
 727
 728 (define-key menu-bar-showhide-menu [line-number-mode]
 729   (menu-bar-make-mm-toggle line-number-mode
 730                            "Line Numbers"
 731                            "Show the current line number in the mode line"))
 732
 733 (define-key menu-bar-showhide-menu [size-indication-mode]
 734   (menu-bar-make-mm-toggle size-indication-mode
 735                            "Size Indication"
 736                            "Show the size of the buffer in the mode line"))
 737
 738 (define-key menu-bar-showhide-menu [linecolumn-separator]
 739   menu-bar-separator)
 740
 741 (define-key menu-bar-showhide-menu [showhide-battery]
 742   (menu-bar-make-mm-toggle display-battery-mode
 743                            "Battery Status"
 744                            "Display battery status information in mode line"))
 745
 746 (define-key menu-bar-showhide-menu [showhide-date-time]
 747   (menu-bar-make-mm-toggle display-time-mode
 748                            "Time, Load and Mail"
 749                            "Display time, system load averages and \
 750 mail status in mode line"))
 751
 752 (define-key menu-bar-showhide-menu [datetime-separator]
 753   menu-bar-separator)
 754
 755 (define-key menu-bar-showhide-menu [showhide-speedbar]
 756   `(menu-item ,(purecopy "Speedbar") speedbar-frame-mode
 757               :help ,(purecopy "Display a Speedbar quick-navigation frame")
 758               :button (:toggle
 759                        . (and (boundp 'speedbar-frame)
 760                               (frame-live-p (symbol-value 'speedbar-frame))
 761                               (frame-visible-p
 762                                (symbol-value 'speedbar-frame))))))
 763
 764 (defvar menu-bar-showhide-fringe-menu (make-sparse-keymap "Fringe"))
 765
 766 (defvar menu-bar-showhide-fringe-ind-menu
 767   (make-sparse-keymap "Buffer boundaries"))
 768
 769 (defun menu-bar-showhide-fringe-ind-customize ()
 770   "Show customization buffer for `indicate-buffer-boundaries'."
 771   (interactive)
 772   (customize-variable 'indicate-buffer-boundaries))
 773
 774 (define-key menu-bar-showhide-fringe-ind-menu [customize]
 775   `(menu-item ,(purecopy "Other (Customize)")
 776               menu-bar-showhide-fringe-ind-customize
 777               :help ,(purecopy "Additional choices available through Custom buffer")
 778               :visible (display-graphic-p)
 779               :button (:radio . (not (member indicate-buffer-boundaries
 780                                              '(nil left right
 781                                                ((top . left) (bottom . right))
 782                                                ((t . right) (top . left))))))))
 783
 784 (defun menu-bar-showhide-fringe-ind-mixed ()
 785   "Display top and bottom indicators in opposite fringes, arrows in right."
 786   (interactive)
 787   (customize-set-variable 'indicate-buffer-boundaries
 788                           '((t . right) (top . left))))
 789
 790 (define-key menu-bar-showhide-fringe-ind-menu [mixed]
 791   `(menu-item ,(purecopy "Opposite, Arrows Right") menu-bar-showhide-fringe-ind-mixed
 792               :help
 793               ,(purecopy "Show top/bottom indicators in opposite fringes, arrows in right")
 794               :visible (display-graphic-p)
 795               :button (:radio . (equal indicate-buffer-boundaries
 796                                        '((t . right) (top . left))))))
 797
 798 (defun menu-bar-showhide-fringe-ind-box ()
 799   "Display top and bottom indicators in opposite fringes."
 800   (interactive)
 801   (customize-set-variable 'indicate-buffer-boundaries
 802                           '((top . left) (bottom . right))))
 803
 804 (define-key menu-bar-showhide-fringe-ind-menu [box]
 805   `(menu-item ,(purecopy "Opposite, No Arrows") menu-bar-showhide-fringe-ind-box
 806               :help ,(purecopy "Show top/bottom indicators in opposite fringes, no arrows")
 807               :visible (display-graphic-p)
 808               :button (:radio . (equal indicate-buffer-boundaries
 809                                        '((top . left) (bottom . right))))))
 810
 811 (defun menu-bar-showhide-fringe-ind-right ()
 812   "Display buffer boundaries and arrows in the right fringe."
 813   (interactive)
 814   (customize-set-variable 'indicate-buffer-boundaries 'right))
 815
 816 (define-key menu-bar-showhide-fringe-ind-menu [right]
 817   `(menu-item ,(purecopy "In Right Fringe") menu-bar-showhide-fringe-ind-right
 818               :help ,(purecopy "Show buffer boundaries and arrows in right fringe")
 819               :visible (display-graphic-p)
 820               :button (:radio . (eq indicate-buffer-boundaries 'right))))
 821
 822 (defun menu-bar-showhide-fringe-ind-left ()
 823   "Display buffer boundaries and arrows in the left fringe."
 824   (interactive)
 825   (customize-set-variable 'indicate-buffer-boundaries 'left))
 826
 827 (define-key menu-bar-showhide-fringe-ind-menu [left]
 828   `(menu-item ,(purecopy "In Left Fringe") menu-bar-showhide-fringe-ind-left
 829               :help ,(purecopy "Show buffer boundaries and arrows in left fringe")
 830               :visible (display-graphic-p)
 831               :button (:radio . (eq indicate-buffer-boundaries 'left))))
 832
 833 (defun menu-bar-showhide-fringe-ind-none ()
 834   "Do not display any buffer boundary indicators."
 835   (interactive)
 836   (customize-set-variable 'indicate-buffer-boundaries nil))
 837
 838 (define-key menu-bar-showhide-fringe-ind-menu [none]
 839   `(menu-item ,(purecopy "No Indicators") menu-bar-showhide-fringe-ind-none
 840               :help ,(purecopy "Hide all buffer boundary indicators and arrows")
 841               :visible (display-graphic-p)
 842               :button (:radio . (eq indicate-buffer-boundaries nil))))
 843
 844 (define-key menu-bar-showhide-fringe-menu [showhide-fringe-ind]
 845   `(menu-item ,(purecopy "Buffer Boundaries") ,menu-bar-showhide-fringe-ind-menu
 846               :visible (display-graphic-p)
 847               :help ,(purecopy "Indicate buffer boundaries in fringe")))
 848
 849 (define-key menu-bar-showhide-fringe-menu [indicate-empty-lines]
 850   (menu-bar-make-toggle toggle-indicate-empty-lines indicate-empty-lines
 851                         "Empty Line Indicators"
 852                         "Indicating of empty lines %s"
 853                         "Indicate trailing empty lines in fringe, globally"))
 854
 855 (defun menu-bar-showhide-fringe-menu-customize ()
 856   "Show customization buffer for `fringe-mode'."
 857   (interactive)
 858   (customize-variable 'fringe-mode))
 859
 860 (define-key menu-bar-showhide-fringe-menu [customize]
 861   `(menu-item ,(purecopy "Customize Fringe") menu-bar-showhide-fringe-menu-customize
 862               :help ,(purecopy "Detailed customization of fringe")
 863               :visible (display-graphic-p)))
 864
 865 (defun menu-bar-showhide-fringe-menu-customize-reset ()
 866   "Reset the fringe mode: display fringes on both sides of a window."
 867   (interactive)
 868   (customize-set-variable 'fringe-mode nil))
 869
 870 (define-key menu-bar-showhide-fringe-menu [default]
 871   `(menu-item ,(purecopy "Default") menu-bar-showhide-fringe-menu-customize-reset
 872               :help ,(purecopy "Default width fringe on both left and right side")
 873               :visible (display-graphic-p)
 874               :button (:radio . (eq fringe-mode nil))))
 875
 876 (defun menu-bar-showhide-fringe-menu-customize-right ()
 877   "Display fringes only on the right of each window."
 878   (interactive)
 879   (require 'fringe)
 880   (customize-set-variable 'fringe-mode '(0 . nil)))
 881
 882 (define-key menu-bar-showhide-fringe-menu [right]
 883   `(menu-item ,(purecopy "On the Right") menu-bar-showhide-fringe-menu-customize-right
 884               :help ,(purecopy "Fringe only on the right side")
 885               :visible (display-graphic-p)
 886               :button (:radio . (equal fringe-mode '(0 . nil)))))
 887
 888 (defun menu-bar-showhide-fringe-menu-customize-left ()
 889   "Display fringes only on the left of each window."
 890   (interactive)
 891   (require 'fringe)
 892   (customize-set-variable 'fringe-mode '(nil . 0)))
 893
 894 (define-key menu-bar-showhide-fringe-menu [left]
 895   `(menu-item ,(purecopy "On the Left") menu-bar-showhide-fringe-menu-customize-left
 896               :help ,(purecopy "Fringe only on the left side")
 897               :visible (display-graphic-p)
 898               :button (:radio . (equal fringe-mode '(nil . 0)))))
 899
 900 (defun menu-bar-showhide-fringe-menu-customize-disable ()
 901   "Do not display window fringes."
 902   (interactive)
 903   (require 'fringe)
 904   (customize-set-variable 'fringe-mode 0))
 905
 906 (define-key menu-bar-showhide-fringe-menu [none]
 907   `(menu-item ,(purecopy "None") menu-bar-showhide-fringe-menu-customize-disable
 908               :help ,(purecopy "Turn off fringe")
 909               :visible (display-graphic-p)
 910               :button (:radio . (eq fringe-mode 0))))
 911
 912 (define-key menu-bar-showhide-menu [showhide-fringe]
 913   `(menu-item ,(purecopy "Fringe") ,menu-bar-showhide-fringe-menu
 914               :visible (display-graphic-p)))
 915
 916 (defvar menu-bar-showhide-scroll-bar-menu (make-sparse-keymap "Scroll-bar"))
 917
 918 (define-key menu-bar-showhide-scroll-bar-menu [right]
 919   `(menu-item ,(purecopy "On the Right")
 920               menu-bar-right-scroll-bar
 921               :help ,(purecopy "Scroll-bar on the right side")
 922               :visible (display-graphic-p)
 923               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 924                                                (frame-parameters))) 'right))))
 925 (defun menu-bar-right-scroll-bar ()
 926   "Display scroll bars on the right of each window."
 927   (interactive)
 928   (customize-set-variable 'scroll-bar-mode 'right))
 929
 930 (define-key menu-bar-showhide-scroll-bar-menu [left]
 931   `(menu-item ,(purecopy "On the Left")
 932               menu-bar-left-scroll-bar
 933               :help ,(purecopy "Scroll-bar on the left side")
 934               :visible (display-graphic-p)
 935               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 936                                                (frame-parameters))) 'left))))
 937
 938 (defun menu-bar-left-scroll-bar ()
 939   "Display scroll bars on the left of each window."
 940   (interactive)
 941   (customize-set-variable 'scroll-bar-mode 'left))
 942
 943 (define-key menu-bar-showhide-scroll-bar-menu [none]
 944   `(menu-item ,(purecopy "None")
 945               menu-bar-no-scroll-bar
 946               :help ,(purecopy "Turn off scroll-bar")
 947               :visible (display-graphic-p)
 948               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 949                                                (frame-parameters))) nil))))
 950
 951 (defun menu-bar-no-scroll-bar ()
 952   "Turn off scroll bars."
 953   (interactive)
 954   (customize-set-variable 'scroll-bar-mode nil))
 955
 956 (define-key menu-bar-showhide-menu [showhide-scroll-bar]
 957   `(menu-item ,(purecopy "Scroll-bar") ,menu-bar-showhide-scroll-bar-menu
 958               :visible (display-graphic-p)))
 959
 960 (define-key menu-bar-showhide-menu [showhide-tooltip-mode]
 961   `(menu-item ,(purecopy "Tooltips") tooltip-mode
 962               :help ,(purecopy "Turn tooltips on/off")
 963               :visible (and (display-graphic-p) (fboundp 'x-show-tip))
 964               :button (:toggle . tooltip-mode)))
 965
 966 (define-key menu-bar-showhide-menu [menu-bar-mode]
 967   `(menu-item ,(purecopy "Menu-bar") toggle-menu-bar-mode-from-frame
 968               :help ,(purecopy "Turn menu-bar on/off")
 969               :button (:toggle . (> (frame-parameter nil 'menu-bar-lines) 0))))
 970
 971 (define-key menu-bar-showhide-menu [showhide-tool-bar]
 972   `(menu-item ,(purecopy "Tool-bar") toggle-tool-bar-mode-from-frame
 973               :help ,(purecopy "Turn tool-bar on/off")
 974               :visible (display-graphic-p)
 975               :button (:toggle . (> (frame-parameter nil 'tool-bar-lines) 0))))
 976
 977 (define-key menu-bar-options-menu [showhide]
 978   `(menu-item ,(purecopy "Show/Hide") ,menu-bar-showhide-menu))
 979
 980 (define-key menu-bar-options-menu [showhide-separator]
 981   menu-bar-separator)
 982
 983 (define-key menu-bar-options-menu [mule]
 984   ;; It is better not to use backquote here,
 985   ;; because that makes a bootstrapping problem
 986   ;; if you need to recompile all the Lisp files using interpreted code.
 987   `(menu-item ,(purecopy "Mule (Multilingual Environment)") ,mule-menu-keymap
 988 ;; Most of the MULE menu actually does make sense in unibyte mode,
 989 ;; e.g. language selection.
 990 ;;;     :visible '(default-value 'enable-multibyte-characters)
 991         ))
 992 ;(setq menu-bar-final-items (cons 'mule menu-bar-final-items))
 993 ;(define-key menu-bar-options-menu [preferences]
 994 ;  `(menu-item ,(purecopy "Preferences") ,menu-bar-preferences-menu
 995 ;             :help ,(purecopy "Toggle important global options")))
 996
 997 (define-key menu-bar-options-menu [mule-separator]
 998    menu-bar-separator)
 999
1000 (define-key menu-bar-options-menu [debug-on-quit]
1001   (menu-bar-make-toggle toggle-debug-on-quit debug-on-quit
1002                         "Enter Debugger on Quit/C-g" "Debug on Quit %s"
1003                         "Enter Lisp debugger when C-g is pressed"))
1004 (define-key menu-bar-options-menu [debug-on-error]
1005   (menu-bar-make-toggle toggle-debug-on-error debug-on-error
1006                         "Enter Debugger on Error" "Debug on Error %s"
1007                         "Enter Lisp debugger when an error is signaled"))
1008 (define-key menu-bar-options-menu [debugger-separator]
1009   menu-bar-separator)
1010
1011 (define-key menu-bar-options-menu [blink-cursor-mode]
1012   (menu-bar-make-mm-toggle blink-cursor-mode
1013                            "Blinking Cursor"
1014                            "Whether the cursor blinks (Blink Cursor mode)"))
1015 (define-key menu-bar-options-menu [cursor-separator]
1016   menu-bar-separator)
1017
1018 (define-key menu-bar-options-menu [save-place]
1019   (menu-bar-make-toggle toggle-save-place-globally save-place
1020                         "Save Place in Files between Sessions"
1021                         "Saving place in files %s"
1022                         "Visit files of previous session when restarting Emacs"
1023                         (require 'saveplace)
1024                         ;; Do it by name, to avoid a free-variable
1025                         ;; warning during byte compilation.
1026                         (set-default
1027                          'save-place (not (symbol-value 'save-place)))))
1028
1029 (define-key menu-bar-options-menu [uniquify]
1030   (menu-bar-make-toggle toggle-uniquify-buffer-names uniquify-buffer-name-style
1031                         "Use Directory Names in Buffer Names"
1032                         "Directory name in buffer names (uniquify) %s"
1033                         "Uniquify buffer names by adding parent directory names"
1034                         (require 'uniquify)
1035                         (setq uniquify-buffer-name-style
1036                               (if (not uniquify-buffer-name-style)
1037                                   'forward))))
1038
1039 (define-key menu-bar-options-menu [edit-options-separator]
1040   menu-bar-separator)
1041 (define-key menu-bar-options-menu [cua-mode]
1042   (menu-bar-make-mm-toggle cua-mode
1043                            "C-x/C-c/C-v Cut and Paste (CUA)"
1044                            "Use C-z/C-x/C-c/C-v keys for undo/cut/copy/paste"
1045                            (:visible (or (not (boundp 'cua-enable-cua-keys))
1046                                          cua-enable-cua-keys))))
1047
1048 (define-key menu-bar-options-menu [cua-emulation-mode]
1049   (menu-bar-make-mm-toggle cua-mode
1050                            "Shift movement mark region (CUA)"
1051                            "Use shifted movement keys to set and extend the region"
1052                            (:visible (and (boundp 'cua-enable-cua-keys)
1053                                           (not cua-enable-cua-keys)))))
1054
1055 (define-key menu-bar-options-menu [case-fold-search]
1056   (menu-bar-make-toggle toggle-case-fold-search case-fold-search
1057             "Case-Insensitive Search"
1058             "Case-Insensitive Search %s"
1059             "Ignore letter-case in search commands"))
1060
1061 (defun menu-bar-text-mode-auto-fill ()
1062   (interactive)
1063   (toggle-text-mode-auto-fill)
1064   ;; This is somewhat questionable, as `text-mode-hook'
1065   ;; might have changed outside customize.
1066   ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
1067   (customize-mark-as-set 'text-mode-hook))
1068
1069 (define-key menu-bar-options-menu [auto-fill-mode]
1070   `(menu-item ,(purecopy "Auto Fill in Text Modes")
1071               menu-bar-text-mode-auto-fill
1072               :help ,(purecopy "Automatically fill text while typing (Auto Fill mode)")
1073               :button (:toggle . (if (listp text-mode-hook)
1074                                      (member 'turn-on-auto-fill text-mode-hook)
1075                                    (eq 'turn-on-auto-fill text-mode-hook)))))
1076
1077
1078 (defvar menu-bar-line-wrapping-menu (make-sparse-keymap "Line Wrapping"))
1079
1080 (define-key menu-bar-line-wrapping-menu [word-wrap]
1081   `(menu-item ,(purecopy "Word Wrap (Visual Line mode)")
1082               (lambda ()
1083                 (interactive)
1084                 (unless visual-line-mode
1085                   (visual-line-mode 1))
1086                 (message ,(purecopy "Visual-Line mode enabled")))
1087               :help ,(purecopy "Wrap long lines at word boundaries")
1088               :button (:radio . (and (null truncate-lines)
1089                                      (not (truncated-partial-width-window-p))
1090                                      word-wrap))
1091               :visible (menu-bar-menu-frame-live-and-visible-p)))
1092
1093 (define-key menu-bar-line-wrapping-menu [truncate]
1094   `(menu-item ,(purecopy "Truncate Long Lines")
1095               (lambda ()
1096                 (interactive)
1097                 (if visual-line-mode (visual-line-mode 0))
1098                 (setq word-wrap nil)
1099                 (toggle-truncate-lines 1))
1100               :help ,(purecopy "Truncate long lines at window edge")
1101               :button (:radio . (or truncate-lines
1102                                     (truncated-partial-width-window-p)))
1103               :visible (menu-bar-menu-frame-live-and-visible-p)
1104               :enable (not (truncated-partial-width-window-p))))
1105
1106 (define-key menu-bar-line-wrapping-menu [window-wrap]
1107   `(menu-item ,(purecopy "Wrap at Window Edge")
1108               (lambda () (interactive)
1109                 (if visual-line-mode (visual-line-mode 0))
1110                 (setq word-wrap nil)
1111                 (if truncate-lines (toggle-truncate-lines -1)))
1112               :help ,(purecopy "Wrap long lines at window edge")
1113               :button (:radio . (and (null truncate-lines)
1114                                      (not (truncated-partial-width-window-p))
1115                                      (not word-wrap)))
1116               :visible (menu-bar-menu-frame-live-and-visible-p)
1117               :enable (not (truncated-partial-width-window-p))))
1118
1119 (define-key menu-bar-options-menu [line-wrapping]
1120   `(menu-item ,(purecopy "Line Wrapping in this Buffer") ,menu-bar-line-wrapping-menu))
1121
1122
1123 (define-key menu-bar-options-menu [highlight-separator]
1124   menu-bar-separator)
1125 (define-key menu-bar-options-menu [highlight-paren-mode]
1126   (menu-bar-make-mm-toggle show-paren-mode
1127                            "Paren Match Highlighting"
1128                            "Highlight matching/mismatched parentheses at cursor (Show Paren mode)"))
1129 (define-key menu-bar-options-menu [transient-mark-mode]
1130   (menu-bar-make-mm-toggle transient-mark-mode
1131                            "Active Region Highlighting"
1132                            "Make text in active region stand out in color (Transient Mark mode)"
1133                            (:enable (not cua-mode))))
1134
1135 \f
1136 ;; The "Tools" menu items
1137
1138 (defun send-mail-item-name ()
1139   (let* ((known-send-mail-commands '((sendmail-user-agent . "sendmail")
1140                                      (mh-e-user-agent . "MH")
1141                                      (message-user-agent . "Gnus Message")
1142                                      (gnus-user-agent . "Gnus")))
1143          (name (assq mail-user-agent known-send-mail-commands)))
1144     (if name
1145         (setq name (cdr name))
1146       (setq name (symbol-name mail-user-agent))
1147       (if (string-match "\\(.+\\)-user-agent" name)
1148           (setq name (match-string 1 name))))
1149     name))
1150
1151 (defun read-mail-item-name ()
1152   (let* ((known-rmail-commands '((rmail . "RMAIL")
1153                                  (mh-rmail . "MH")
1154                                  (gnus . "Gnus")))
1155          (known (assq read-mail-command known-rmail-commands)))
1156     (if known (cdr known) (symbol-name read-mail-command))))
1157
1158 (defvar menu-bar-games-menu (make-sparse-keymap "Games"))
1159
1160 (define-key menu-bar-tools-menu [games]
1161   `(menu-item ,(purecopy "Games") ,menu-bar-games-menu))
1162
1163 (define-key menu-bar-tools-menu [separator-games]
1164   menu-bar-separator)
1165
1166 (define-key menu-bar-games-menu [zone]
1167   `(menu-item ,(purecopy "Zone Out")  zone
1168               :help ,(purecopy "Play tricks with Emacs display when Emacs is idle")))
1169 (define-key menu-bar-games-menu [tetris]
1170   `(menu-item ,(purecopy "Tetris")  tetris
1171               :help ,(purecopy "Falling blocks game")))
1172 (define-key menu-bar-games-menu [solitaire]
1173   `(menu-item ,(purecopy "Solitaire")  solitaire
1174               :help ,(purecopy "Get rid of all the stones")))
1175 (define-key menu-bar-games-menu [snake]
1176   `(menu-item ,(purecopy "Snake")  snake
1177               :help ,(purecopy "Move snake around avoiding collisions")))
1178 (define-key menu-bar-games-menu [pong]
1179   `(menu-item ,(purecopy "Pong") pong
1180               :help ,(purecopy "Bounce the ball to your opponent")))
1181 (define-key menu-bar-games-menu [mult]
1182   `(menu-item ,(purecopy "Multiplication Puzzle")  mpuz
1183               :help ,(purecopy "Exercise brain with multiplication")))
1184 (define-key menu-bar-games-menu [life]
1185   `(menu-item ,(purecopy "Life")  life
1186               :help ,(purecopy "Watch how John Conway's cellular automaton evolves")))
1187 (define-key menu-bar-games-menu [hanoi]
1188   `(menu-item ,(purecopy "Towers of Hanoi") hanoi
1189               :help ,(purecopy "Watch Towers-of-Hanoi puzzle solved by Emacs")))
1190 (define-key menu-bar-games-menu [gomoku]
1191   `(menu-item ,(purecopy "Gomoku")  gomoku
1192               :help ,(purecopy "Mark 5 contiguous squares (like tic-tac-toe)")))
1193 (define-key menu-bar-games-menu [bubbles]
1194   `(menu-item ,(purecopy "Bubbles") bubbles
1195               :help ,(purecopy "Remove all bubbles using the fewest moves")))
1196 (define-key menu-bar-games-menu [black-box]
1197   `(menu-item ,(purecopy "Blackbox")  blackbox
1198               :help ,(purecopy "Find balls in a black box by shooting rays")))
1199 (define-key menu-bar-games-menu [adventure]
1200   `(menu-item ,(purecopy "Adventure")  dunnet
1201               :help ,(purecopy "Dunnet, a text Adventure game for Emacs")))
1202 (define-key menu-bar-games-menu [5x5]
1203   `(menu-item ,(purecopy "5x5") 5x5
1204               :help ,(purecopy "Fill in all the squares on a 5x5 board")))
1205
1206 (defvar menu-bar-encryption-decryption-menu
1207   (make-sparse-keymap "Encryption/Decryption"))
1208
1209 (define-key menu-bar-tools-menu [encryption-decryption]
1210   `(menu-item ,(purecopy "Encryption/Decryption") ,menu-bar-encryption-decryption-menu))
1211
1212 (define-key menu-bar-tools-menu [separator-encryption-decryption]
1213   menu-bar-separator)
1214
1215 (define-key menu-bar-encryption-decryption-menu [insert-keys]
1216   `(menu-item ,(purecopy "Insert Keys") epa-insert-keys
1217               :help ,(purecopy "Insert public keys after the current point")))
1218
1219 (define-key menu-bar-encryption-decryption-menu [export-keys]
1220   `(menu-item ,(purecopy "Export Keys") epa-export-keys
1221               :help ,(purecopy "Export public keys to a file")))
1222
1223 (define-key menu-bar-encryption-decryption-menu [import-keys-region]
1224   `(menu-item ,(purecopy "Import Keys from Region") epa-import-keys-region
1225               :help ,(purecopy "Import public keys from the current region")))
1226
1227 (define-key menu-bar-encryption-decryption-menu [import-keys]
1228   `(menu-item ,(purecopy "Import Keys from File...") epa-import-keys
1229               :help ,(purecopy "Import public keys from a file")))
1230
1231 (define-key menu-bar-encryption-decryption-menu [list-keys]
1232   `(menu-item ,(purecopy "List Keys") epa-list-keys
1233               :help ,(purecopy "Browse your public keyring")))
1234
1235 (define-key menu-bar-encryption-decryption-menu [separator-keys]
1236   menu-bar-separator)
1237
1238 (define-key menu-bar-encryption-decryption-menu [sign-region]
1239   `(menu-item ,(purecopy "Sign Region") epa-sign-region
1240               :help ,(purecopy "Create digital signature of the current region")))
1241
1242 (define-key menu-bar-encryption-decryption-menu [verify-region]
1243   `(menu-item ,(purecopy "Verify Region") epa-verify-region
1244               :help ,(purecopy "Verify digital signature of the current region")))
1245
1246 (define-key menu-bar-encryption-decryption-menu [encrypt-region]
1247   `(menu-item ,(purecopy "Encrypt Region") epa-encrypt-region
1248               :help ,(purecopy "Encrypt the current region")))
1249
1250 (define-key menu-bar-encryption-decryption-menu [decrypt-region]
1251   `(menu-item ,(purecopy "Decrypt Region") epa-decrypt-region
1252               :help ,(purecopy "Decrypt the current region")))
1253
1254 (define-key menu-bar-encryption-decryption-menu [separator-file]
1255   menu-bar-separator)
1256
1257 (define-key menu-bar-encryption-decryption-menu [sign-file]
1258   `(menu-item ,(purecopy "Sign File...") epa-sign-file
1259               :help ,(purecopy "Create digital signature of a file")))
1260
1261 (define-key menu-bar-encryption-decryption-menu [verify-file]
1262   `(menu-item ,(purecopy "Verify File...") epa-verify-file
1263               :help ,(purecopy "Verify digital signature of a file")))
1264
1265 (define-key menu-bar-encryption-decryption-menu [encrypt-file]
1266   `(menu-item ,(purecopy "Encrypt File...") epa-encrypt-file
1267               :help ,(purecopy "Encrypt a file")))
1268
1269 (define-key menu-bar-encryption-decryption-menu [decrypt-file]
1270   `(menu-item ,(purecopy "Decrypt File...") epa-decrypt-file
1271               :help ,(purecopy "Decrypt a file")))
1272
1273 (define-key menu-bar-tools-menu [simple-calculator]
1274   `(menu-item ,(purecopy "Simple Calculator") calculator
1275               :help ,(purecopy "Invoke the Emacs built-in quick calculator")))
1276 (define-key menu-bar-tools-menu [calc]
1277   `(menu-item ,(purecopy "Programmable Calculator") calc
1278               :help ,(purecopy "Invoke the Emacs built-in full scientific calculator")))
1279 (define-key menu-bar-tools-menu [calendar]
1280   `(menu-item ,(purecopy "Calendar") calendar
1281               :help ,(purecopy "Invoke the Emacs built-in calendar")))
1282
1283 (define-key menu-bar-tools-menu [separator-net]
1284   menu-bar-separator)
1285
1286 (define-key menu-bar-tools-menu [directory-search]
1287   `(menu-item ,(purecopy "Directory Search") eudc-tools-menu))
1288 (define-key menu-bar-tools-menu [compose-mail]
1289   `(menu-item (format "Send Mail (with %s)" (send-mail-item-name)) compose-mail
1290               :visible (and mail-user-agent (not (eq mail-user-agent 'ignore)))
1291               :help ,(purecopy "Send a mail message")))
1292 (define-key menu-bar-tools-menu [rmail]
1293   `(menu-item (format "Read Mail (with %s)" (read-mail-item-name))
1294               menu-bar-read-mail
1295               :visible (and read-mail-command
1296                             (not (eq read-mail-command 'ignore)))
1297               :help ,(purecopy "Read your mail and reply to it")))
1298
1299 (defun menu-bar-read-mail ()
1300   "Read mail using `read-mail-command'."
1301   (interactive)
1302   (call-interactively read-mail-command))
1303
1304 (define-key menu-bar-tools-menu [gnus]
1305   `(menu-item ,(purecopy "Read Net News (Gnus)") gnus
1306               :help ,(purecopy "Read network news groups")))
1307
1308 (define-key menu-bar-tools-menu [separator-vc]
1309   menu-bar-separator)
1310
1311 (define-key menu-bar-tools-menu [pcl-cvs]
1312   `(menu-item ,(purecopy "PCL-CVS") cvs-global-menu))
1313 (define-key menu-bar-tools-menu [vc] nil) ;Create the place for the VC menu.
1314
1315 (define-key menu-bar-tools-menu [separator-compare]
1316   menu-bar-separator)
1317
1318 (define-key menu-bar-tools-menu [epatch]
1319   `(menu-item ,(purecopy "Apply Patch") menu-bar-epatch-menu))
1320 (define-key menu-bar-tools-menu [ediff-merge]
1321   `(menu-item ,(purecopy "Merge") menu-bar-ediff-merge-menu))
1322 (define-key menu-bar-tools-menu [compare]
1323   `(menu-item ,(purecopy "Compare (Ediff)") menu-bar-ediff-menu))
1324
1325 (define-key menu-bar-tools-menu [separator-spell]
1326   menu-bar-separator)
1327
1328 (define-key menu-bar-tools-menu [spell]
1329   `(menu-item ,(purecopy "Spell Checking") ispell-menu-map))
1330
1331 (define-key menu-bar-tools-menu [separator-prog]
1332   menu-bar-separator)
1333
1334 (define-key menu-bar-tools-menu [semantic]
1335   `(menu-item ,(purecopy "Source Code Parsers (Semantic)")
1336               semantic-mode
1337               :help ,(purecopy "Toggle automatic parsing in source code buffers (Semantic mode)")
1338               :button (:toggle . (bound-and-true-p semantic-mode))))
1339
1340 (define-key menu-bar-tools-menu [ede]
1341   `(menu-item ,(purecopy "Project support (EDE)")
1342               global-ede-mode
1343               :help ,(purecopy "Toggle the Emacs Development Environment (Global EDE mode)")
1344               :button (:toggle . (bound-and-true-p global-ede-mode))))
1345
1346 (define-key menu-bar-tools-menu [gdb]
1347   `(menu-item ,(purecopy "Debugger (GDB)...") gdb
1348               :help ,(purecopy "Debug a program from within Emacs with GDB")))
1349 (define-key menu-bar-tools-menu [shell-on-region]
1350   `(menu-item ,(purecopy "Shell Command on Region...") shell-command-on-region
1351               :enable mark-active
1352               :help ,(purecopy "Pass marked region to a shell command")))
1353 (define-key menu-bar-tools-menu [shell]
1354   `(menu-item ,(purecopy "Shell Command...") shell-command
1355               :help ,(purecopy "Invoke a shell command and catch its output")))
1356 (define-key menu-bar-tools-menu [compile]
1357   `(menu-item ,(purecopy "Compile...") compile
1358               :help ,(purecopy "Invoke compiler or Make, view compilation errors")))
1359 (define-key menu-bar-tools-menu [grep]
1360   `(menu-item ,(purecopy "Search Files (Grep)...") grep
1361               :help ,(purecopy "Search files for strings or regexps (with Grep)")))
1362
1363 \f
1364 ;; The "Help" menu items
1365
1366 (defvar menu-bar-describe-menu (make-sparse-keymap "Describe"))
1367
1368 (define-key menu-bar-describe-menu [mule-diag]
1369   `(menu-item ,(purecopy "Show All of Mule Status") mule-diag
1370               :visible (default-value 'enable-multibyte-characters)
1371               :help ,(purecopy "Display multilingual environment settings")))
1372 (define-key menu-bar-describe-menu [describe-coding-system-briefly]
1373   `(menu-item ,(purecopy "Describe Coding System (Briefly)")
1374               describe-current-coding-system-briefly
1375               :visible (default-value 'enable-multibyte-characters)))
1376 (define-key menu-bar-describe-menu [describe-coding-system]
1377   `(menu-item ,(purecopy "Describe Coding System...") describe-coding-system
1378               :visible (default-value 'enable-multibyte-characters)))
1379 (define-key menu-bar-describe-menu [describe-input-method]
1380   `(menu-item ,(purecopy "Describe Input Method...") describe-input-method
1381               :visible (default-value 'enable-multibyte-characters)
1382               :help ,(purecopy "Keyboard layout for specific input method")))
1383 (define-key menu-bar-describe-menu [describe-language-environment]
1384   `(menu-item ,(purecopy "Describe Language Environment")
1385               ,describe-language-environment-map))
1386
1387 (define-key menu-bar-describe-menu [separator-desc-mule]
1388   menu-bar-separator)
1389
1390 (define-key menu-bar-describe-menu [list-keybindings]
1391   `(menu-item ,(purecopy "List Key Bindings") describe-bindings
1392               :help ,(purecopy "Display all current key bindings (keyboard shortcuts)")))
1393 (define-key menu-bar-describe-menu [describe-current-display-table]
1394   `(menu-item ,(purecopy "Describe Display Table") describe-current-display-table
1395               :help ,(purecopy "Describe the current display table")))
1396 (define-key menu-bar-describe-menu [describe-face]
1397   `(menu-item ,(purecopy "Describe Face...") describe-face
1398               :help ,(purecopy "Display the properties of a face")))
1399 (define-key menu-bar-describe-menu [describe-variable]
1400   `(menu-item ,(purecopy "Describe Variable...") describe-variable
1401               :help ,(purecopy "Display documentation of variable/option")))
1402 (define-key menu-bar-describe-menu [describe-function]
1403   `(menu-item ,(purecopy "Describe Function...") describe-function
1404               :help ,(purecopy "Display documentation of function/command")))
1405 (define-key menu-bar-describe-menu [describe-key-1]
1406   `(menu-item ,(purecopy "Describe Key or Mouse Operation...") describe-key
1407               ;; Users typically don't identify keys and menu items...
1408               :help ,(purecopy "Display documentation of command bound to a \
1409 key, a click, or a menu-item")))
1410 (define-key menu-bar-describe-menu [describe-mode]
1411   `(menu-item ,(purecopy "Describe Buffer Modes") describe-mode
1412               :help ,(purecopy "Describe this buffer's major and minor mode")))
1413
1414 (defvar menu-bar-search-documentation-menu
1415   (make-sparse-keymap "Search Documentation"))
1416 (defun menu-bar-read-lispref ()
1417   "Display the Emacs Lisp Reference manual in Info mode."
1418   (interactive)
1419   (info "elisp"))
1420
1421 (defun menu-bar-read-lispintro ()
1422   "Display the Introduction to Emacs Lisp Programming in Info mode."
1423   (interactive)
1424   (info "eintr"))
1425
1426 (defun search-emacs-glossary ()
1427   "Display the Glossary node of the Emacs manual in Info mode."
1428   (interactive)
1429   (info "(emacs)Glossary"))
1430
1431 (defun emacs-index-search (topic)
1432   "Look up TOPIC in the indices of the Emacs User Manual."
1433   (interactive "sSubject to look up: ")
1434   (info "emacs")
1435   (Info-index topic))
1436
1437 (defun elisp-index-search (topic)
1438   "Look up TOPIC in the indices of the Emacs Lisp Reference Manual."
1439   (interactive "sSubject to look up: ")
1440   (info "elisp")
1441   (Info-index topic))
1442
1443 (define-key menu-bar-search-documentation-menu [search-documentation-strings]
1444   `(menu-item ,(purecopy "Search Documentation Strings...") apropos-documentation
1445               :help
1446               ,(purecopy "Find functions and variables whose doc strings match a regexp")))
1447 (define-key menu-bar-search-documentation-menu [find-any-object-by-name]
1448   `(menu-item ,(purecopy "Find Any Object by Name...") apropos
1449               :help ,(purecopy "Find symbols of any kind whose names match a regexp")))
1450 (define-key menu-bar-search-documentation-menu [find-option-by-value]
1451   `(menu-item ,(purecopy "Find Options by Value...") apropos-value
1452               :help ,(purecopy "Find variables whose values match a regexp")))
1453 (define-key menu-bar-search-documentation-menu [find-options-by-name]
1454   `(menu-item ,(purecopy "Find Options by Name...") apropos-variable
1455               :help ,(purecopy "Find variables whose names match a regexp")))
1456 (define-key menu-bar-search-documentation-menu [find-commands-by-name]
1457   `(menu-item ,(purecopy "Find Commands by Name...") apropos-command
1458               :help ,(purecopy "Find commands whose names match a regexp")))
1459 (define-key menu-bar-search-documentation-menu [sep1]
1460   menu-bar-separator)
1461 (define-key menu-bar-search-documentation-menu [lookup-command-in-manual]
1462   `(menu-item ,(purecopy "Look Up Command in User Manual...") Info-goto-emacs-command-node
1463               :help ,(purecopy "Display manual section that describes a command")))
1464 (define-key menu-bar-search-documentation-menu [lookup-key-in-manual]
1465   `(menu-item ,(purecopy "Look Up Key in User Manual...") Info-goto-emacs-key-command-node
1466               :help ,(purecopy "Display manual section that describes a key")))
1467 (define-key menu-bar-search-documentation-menu [lookup-subject-in-elisp-manual]
1468   `(menu-item ,(purecopy "Look Up Subject in ELisp Manual...") elisp-index-search
1469               :help ,(purecopy "Find description of a subject in Emacs Lisp manual")))
1470 (define-key menu-bar-search-documentation-menu [lookup-subject-in-emacs-manual]
1471   `(menu-item ,(purecopy "Look Up Subject in User Manual...") emacs-index-search
1472               :help ,(purecopy "Find description of a subject in Emacs User manual")))
1473 (define-key menu-bar-search-documentation-menu [emacs-terminology]
1474   `(menu-item ,(purecopy "Emacs Terminology") search-emacs-glossary
1475               :help ,(purecopy "Display the Glossary section of the Emacs manual")))
1476
1477 (defvar menu-bar-manuals-menu (make-sparse-keymap "More Manuals"))
1478
1479 (define-key menu-bar-manuals-menu [man]
1480   `(menu-item ,(purecopy "Read Man Page...") manual-entry
1481               :help ,(purecopy "Man-page docs for external commands and libraries")))
1482 (define-key menu-bar-manuals-menu [sep2]
1483   menu-bar-separator)
1484 (define-key menu-bar-manuals-menu [order-emacs-manuals]
1485   `(menu-item ,(purecopy "Ordering Manuals") view-order-manuals
1486               :help ,(purecopy "How to order manuals from the Free Software Foundation")))
1487 (define-key menu-bar-manuals-menu [lookup-subject-in-all-manuals]
1488   `(menu-item ,(purecopy "Lookup Subject in all Manuals...") info-apropos
1489               :help ,(purecopy "Find description of a subject in all installed manuals")))
1490 (define-key menu-bar-manuals-menu [other-manuals]
1491   `(menu-item ,(purecopy "All Other Manuals (Info)") Info-directory
1492               :help ,(purecopy "Read any of the installed manuals")))
1493 (define-key menu-bar-manuals-menu [emacs-lisp-reference]
1494   `(menu-item ,(purecopy "Emacs Lisp Reference") menu-bar-read-lispref
1495               :help ,(purecopy "Read the Emacs Lisp Reference manual")))
1496 (define-key menu-bar-manuals-menu [emacs-lisp-intro]
1497   `(menu-item ,(purecopy "Introduction to Emacs Lisp") menu-bar-read-lispintro
1498               :help ,(purecopy "Read the Introduction to Emacs Lisp Programming")))
1499
1500 (define-key menu-bar-help-menu [about-gnu-project]
1501   `(menu-item ,(purecopy "About GNU") describe-gnu-project
1502               :help ,(purecopy "About the GNU System, GNU Project, and GNU/Linux")))
1503 (define-key menu-bar-help-menu [about-emacs]
1504   `(menu-item ,(purecopy "About Emacs") about-emacs
1505               :help ,(purecopy "Display version number, copyright info, and basic help")))
1506 (define-key menu-bar-help-menu [sep4]
1507   menu-bar-separator)
1508 (define-key menu-bar-help-menu [describe-no-warranty]
1509   `(menu-item ,(purecopy "(Non)Warranty") describe-no-warranty
1510               :help ,(purecopy "Explain that Emacs has NO WARRANTY")))
1511 (define-key menu-bar-help-menu [describe-copying]
1512   `(menu-item ,(purecopy "Copying Conditions") describe-copying
1513               :help ,(purecopy "Show the Emacs license (GPL)")))
1514 (define-key menu-bar-help-menu [getting-new-versions]
1515   `(menu-item ,(purecopy "Getting New Versions") describe-distribution
1516               :help ,(purecopy "How to get the latest version of Emacs")))
1517 (defun menu-bar-help-extra-packages ()
1518   "Display help about some additional packages available for Emacs."
1519   (interactive)
1520   (let (enable-local-variables)
1521     (view-file (expand-file-name "MORE.STUFF"
1522                                  data-directory))
1523     (goto-address-mode 1)))
1524 (define-key menu-bar-help-menu [sep2]
1525   menu-bar-separator)
1526 (define-key menu-bar-help-menu [external-packages]
1527   `(menu-item ,(purecopy "External Packages") menu-bar-help-extra-packages
1528               :help ,(purecopy "Lisp packages distributed separately for use in Emacs")))
1529 (define-key menu-bar-help-menu [find-emacs-packages]
1530   `(menu-item ,(purecopy "Find Emacs Packages") finder-by-keyword
1531               :help ,(purecopy "Find packages and features by keyword")))
1532 (define-key menu-bar-help-menu [more-manuals]
1533   `(menu-item ,(purecopy "More Manuals") ,menu-bar-manuals-menu))
1534 (define-key menu-bar-help-menu [emacs-manual]
1535   `(menu-item ,(purecopy "Read the Emacs Manual") info-emacs-manual
1536               :help ,(purecopy "Full documentation of Emacs features")))
1537 (define-key menu-bar-help-menu [describe]
1538   `(menu-item ,(purecopy "Describe") ,menu-bar-describe-menu))
1539 (define-key menu-bar-help-menu [search-documentation]
1540   `(menu-item ,(purecopy "Search Documentation") ,menu-bar-search-documentation-menu))
1541 (define-key menu-bar-help-menu [sep1]
1542   menu-bar-separator)
1543 (define-key menu-bar-help-menu [emacs-psychotherapist]
1544   `(menu-item ,(purecopy "Emacs Psychotherapist") doctor
1545               :help ,(purecopy "Our doctor will help you feel better")))
1546 (define-key menu-bar-help-menu [send-emacs-bug-report]
1547   `(menu-item ,(purecopy "Send Bug Report...") report-emacs-bug
1548               :help ,(purecopy "Send e-mail to Emacs maintainers")))
1549 (define-key menu-bar-help-menu [emacs-known-problems]
1550   `(menu-item ,(purecopy "Emacs Known Problems") view-emacs-problems
1551               :help ,(purecopy "Read about known problems with Emacs")))
1552 (define-key menu-bar-help-menu [emacs-news]
1553   `(menu-item ,(purecopy "Emacs News") view-emacs-news
1554               :help ,(purecopy "New features of this version")))
1555 (define-key menu-bar-help-menu [emacs-faq]
1556   `(menu-item ,(purecopy "Emacs FAQ") view-emacs-FAQ
1557               :help ,(purecopy "Frequently asked (and answered) questions about Emacs")))
1558
1559 (defun help-with-tutorial-spec-language ()
1560   "Use the Emacs tutorial, specifying which language you want."
1561   (interactive)
1562   (help-with-tutorial t))
1563
1564 (define-key menu-bar-help-menu [emacs-tutorial-language-specific]
1565   `(menu-item ,(purecopy "Emacs Tutorial (choose language)...")
1566               help-with-tutorial-spec-language
1567               :help ,(purecopy "Learn how to use Emacs (choose a language)")))
1568 (define-key menu-bar-help-menu [emacs-tutorial]
1569   `(menu-item ,(purecopy "Emacs Tutorial") help-with-tutorial
1570               :help ,(purecopy "Learn how to use Emacs")))
1571
1572 (defun menu-bar-menu-frame-live-and-visible-p ()
1573   "Return non-nil if the menu frame is alive and visible.
1574 The menu frame is the frame for which we are updating the menu."
1575   (let ((menu-frame (or menu-updating-frame (selected-frame))))
1576     (and (frame-live-p menu-frame)
1577          (frame-visible-p menu-frame))))
1578
1579 (defun menu-bar-non-minibuffer-window-p ()
1580   "Return non-nil if selected window of the menu frame is not a minibuf window.
1581
1582 See the documentation of `menu-bar-menu-frame-live-and-visible-p'
1583 for the definition of the menu frame."
1584   (let ((menu-frame (or menu-updating-frame (selected-frame))))
1585     (not (window-minibuffer-p (frame-selected-window menu-frame)))))
1586
1587 (defun kill-this-buffer ()      ; for the menu bar
1588   "Kill the current buffer.
1589 When called in the minibuffer, get out of the minibuffer
1590 using `abort-recursive-edit'."
1591   (interactive)
1592   (if (menu-bar-non-minibuffer-window-p)
1593       (kill-buffer (current-buffer))
1594     (abort-recursive-edit)))
1595
1596 (defun kill-this-buffer-enabled-p ()
1597   (let ((count 0)
1598         (buffers (buffer-list)))
1599     (while buffers
1600       (or (string-match "^ " (buffer-name (car buffers)))
1601           (setq count (1+ count)))
1602       (setq buffers (cdr buffers)))
1603     (or (not (menu-bar-non-minibuffer-window-p))
1604         (> count 1))))
1605
1606 (put 'dired 'menu-enable '(menu-bar-non-minibuffer-window-p))
1607
1608 ;; Permit deleting frame if it would leave a visible or iconified frame.
1609 (defun delete-frame-enabled-p ()
1610   "Return non-nil if `delete-frame' should be enabled in the menu bar."
1611   (let ((frames (frame-list))
1612         (count 0))
1613     (while frames
1614       (if (frame-visible-p (car frames))
1615           (setq count (1+ count)))
1616       (setq frames (cdr frames)))
1617     (> count 1)))
1618
1619 (defcustom yank-menu-length 20
1620   "Maximum length to display in the yank-menu."
1621   :type 'integer
1622   :group 'menu)
1623
1624 (defun menu-bar-update-yank-menu (string old)
1625   (let ((front (car (cdr yank-menu)))
1626         (menu-string (if (<= (length string) yank-menu-length)
1627                          string
1628                        (concat
1629                         (substring string 0 (/ yank-menu-length 2))
1630                         "..."
1631                         (substring string (- (/ yank-menu-length 2)))))))
1632     ;; Don't let the menu string be all dashes
1633     ;; because that has a special meaning in a menu.
1634     (if (string-match "\\`-+\\'" menu-string)
1635         (setq menu-string (concat menu-string " ")))
1636     ;; If we're supposed to be extending an existing string, and that
1637     ;; string really is at the front of the menu, then update it in place.
1638     (if (and old (or (eq old (car front))
1639                      (string= old (car front))))
1640         (progn
1641           (setcar front string)
1642           (setcar (cdr front) menu-string))
1643       (setcdr yank-menu
1644               (cons
1645                (cons string (cons menu-string 'menu-bar-select-yank))
1646                (cdr yank-menu)))))
1647   (if (> (length (cdr yank-menu)) kill-ring-max)
1648       (setcdr (nthcdr kill-ring-max yank-menu) nil)))
1649
1650 (put 'menu-bar-select-yank 'apropos-inhibit t)
1651 (defun menu-bar-select-yank ()
1652   "Insert the stretch of previously-killed text selected from menu.
1653 The menu shows all the killed text sequences stored in `kill-ring'."
1654   (interactive "*")
1655   (push-mark (point))
1656   (insert last-command-event))
1657
1658 \f
1659 ;;; Buffers Menu
1660
1661 (defcustom buffers-menu-max-size 10
1662   "Maximum number of entries which may appear on the Buffers menu.
1663 If this is 10, then only the ten most-recently-selected buffers are shown.
1664 If this is nil, then all buffers are shown.
1665 A large number or nil slows down menu responsiveness."
1666   :type '(choice integer
1667                  (const :tag "All" nil))
1668   :group 'menu)
1669
1670 (defcustom buffers-menu-buffer-name-length 30
1671   "Maximum length of the buffer name on the Buffers menu.
1672 If this is a number, then buffer names are truncated to this length.
1673 If this is nil, then buffer names are shown in full.
1674 A large number or nil makes the menu too wide."
1675   :type '(choice integer
1676                  (const :tag "Full length" nil))
1677   :group 'menu)
1678
1679 (defcustom buffers-menu-show-directories 'unless-uniquify
1680   "If non-nil, show directories in the Buffers menu for buffers that have them.
1681 The special value `unless-uniquify' means that directories will be shown
1682 unless `uniquify-buffer-name-style' is non-nil (in which case, buffer
1683 names should include enough of a buffer's directory to distinguish it
1684 from other buffers).
1685
1686 Setting this variable directly does not take effect until next time the
1687 Buffers menu is regenerated."
1688   :set (lambda (symbol value)
1689          (set symbol value)
1690          (menu-bar-update-buffers t))
1691   :initialize 'custom-initialize-default
1692   :type '(choice (const :tag "Never" nil)
1693                  (const :tag "Unless uniquify is enabled" unless-uniquify)
1694                  (const :tag "Always" t))
1695   :group 'menu)
1696
1697 (defcustom buffers-menu-show-status t
1698   "If non-nil, show modified/read-only status of buffers in the Buffers menu.
1699 Setting this variable directly does not take effect until next time the
1700 Buffers menu is regenerated."
1701   :set (lambda (symbol value)
1702          (set symbol value)
1703          (menu-bar-update-buffers t))
1704   :initialize 'custom-initialize-default
1705   :type 'boolean
1706   :group 'menu)
1707
1708 (defvar list-buffers-directory nil
1709   "String to display in buffer listings for buffers not visiting a file.")
1710 (make-variable-buffer-local 'list-buffers-directory)
1711
1712 (defun menu-bar-select-buffer ()
1713   (interactive)
1714   (switch-to-buffer last-command-event))
1715
1716 (defun menu-bar-select-frame (frame)
1717   (make-frame-visible frame)
1718   (raise-frame frame)
1719   (select-frame frame))
1720
1721 (defun menu-bar-update-buffers-1 (elt)
1722   (let* ((buf (car elt))
1723          (file
1724           (and (if (eq buffers-menu-show-directories 'unless-uniquify)
1725                    (or (not (boundp 'uniquify-buffer-name-style))
1726                        (null uniquify-buffer-name-style))
1727                  buffers-menu-show-directories)
1728                (or (buffer-file-name buf)
1729                    (buffer-local-value 'list-buffers-directory buf)))))
1730     (when file
1731       (setq file (file-name-directory file)))
1732     (when (and file (> (length file) 20))
1733       (setq file (concat "..." (substring file -17))))
1734     (cons (if buffers-menu-show-status
1735               (let ((mod (if (buffer-modified-p buf) "*" ""))
1736                     (ro (if (buffer-local-value 'buffer-read-only buf) "%" "")))
1737                 (if file
1738                     (format "%s  %s%s  --  %s" (cdr elt) mod ro file)
1739                   (format "%s  %s%s" (cdr elt) mod ro)))
1740             (if file
1741                 (format "%s  --  %s"  (cdr elt) file)
1742               (cdr elt)))
1743           buf)))
1744
1745 ;; Used to cache the menu entries for commands in the Buffers menu
1746 (defvar menu-bar-buffers-menu-command-entries nil)
1747
1748 (defun menu-bar-update-buffers (&optional force)
1749   ;; If user discards the Buffers item, play along.
1750   (and (lookup-key (current-global-map) [menu-bar buffer])
1751        (or force (frame-or-buffer-changed-p))
1752        (let ((buffers (buffer-list))
1753              (frames (frame-list))
1754              buffers-menu)
1755          ;; If requested, list only the N most recently selected buffers.
1756          (if (and (integerp buffers-menu-max-size)
1757                   (> buffers-menu-max-size 1))
1758              (if (> (length buffers) buffers-menu-max-size)
1759                  (setcdr (nthcdr buffers-menu-max-size buffers) nil)))
1760
1761          ;; Make the menu of buffers proper.
1762          (setq buffers-menu
1763                (let (alist)
1764                  ;; Put into each element of buffer-list
1765                  ;; the name for actual display,
1766                  ;; perhaps truncated in the middle.
1767                  (dolist (buf buffers)
1768                    (let ((name (buffer-name buf)))
1769                      (unless (eq ?\s (aref name 0))
1770                        (push (menu-bar-update-buffers-1
1771                               (cons buf
1772                                     (if (and (integerp buffers-menu-buffer-name-length)
1773                                              (> (length name) buffers-menu-buffer-name-length))
1774                                         (concat
1775                                          (substring
1776                                           name 0 (/ buffers-menu-buffer-name-length 2))
1777                                          "..."
1778                                          (substring
1779                                           name (- (/ buffers-menu-buffer-name-length 2))))
1780                                       name)
1781                                     ))
1782                              alist))))
1783                  ;; Now make the actual list of items.
1784                  (let ((buffers-vec (make-vector (length alist) nil))
1785                        (i (length alist)))
1786                    (dolist (pair alist)
1787                      (setq i (1- i))
1788                      (aset buffers-vec i
1789                            (nconc (list (car pair)
1790                                         (cons nil nil))
1791                                   `(lambda ()
1792                                      (interactive)
1793                                      (switch-to-buffer ,(cdr pair))))))
1794                    (list buffers-vec))))
1795
1796          ;; Make a Frames menu if we have more than one frame.
1797          (when (cdr frames)
1798            (let* ((frames-vec (make-vector (length frames) nil))
1799                   (frames-menu
1800                    (cons 'keymap
1801                          (list "Select Frame" frames-vec)))
1802                   (i 0))
1803              (dolist (frame frames)
1804                (aset frames-vec i
1805                      (nconc
1806                       (list
1807                        (frame-parameter frame 'name)
1808                        (cons nil nil))
1809                       `(lambda ()
1810                          (interactive) (menu-bar-select-frame ,frame))))
1811                (setq i (1+ i)))
1812              ;; Put it after the normal buffers
1813              (setq buffers-menu
1814                    (nconc buffers-menu
1815                           `((frames-separator "--")
1816                             (frames menu-item "Frames" ,frames-menu))))))
1817
1818          ;; Add in some normal commands at the end of the menu.  We use
1819          ;; the copy cached in `menu-bar-buffers-menu-command-entries'
1820          ;; if it's been set already.  Note that we can't use constant
1821          ;; lists for the menu-entries, because the low-level menu-code
1822          ;; modifies them.
1823          (unless menu-bar-buffers-menu-command-entries
1824            (setq menu-bar-buffers-menu-command-entries
1825                  (list '(command-separator "--")
1826                        (list 'next-buffer
1827                              'menu-item
1828                              "Next Buffer"
1829                              'next-buffer
1830                              :help "Switch to the \"next\" buffer in a cyclic order")
1831                        (list 'previous-buffer
1832                              'menu-item
1833                              "Previous Buffer"
1834                              'previous-buffer
1835                              :help "Switch to the \"previous\" buffer in a cyclic order")
1836                        (list 'select-named-buffer
1837                              'menu-item
1838                              "Select Named Buffer..."
1839                              'switch-to-buffer
1840                              :help "Prompt for a buffer name, and select that buffer in the current window")
1841                        (list 'list-all-buffers
1842                              'menu-item
1843                              "List All Buffers"
1844                              'list-buffers
1845                              :help "Pop up a window listing all Emacs buffers"
1846                              ))))
1847          (setq buffers-menu
1848                (nconc buffers-menu menu-bar-buffers-menu-command-entries))
1849
1850          ;; We used to "(define-key (current-global-map) [menu-bar buffer]"
1851          ;; but that did not do the right thing when the [menu-bar buffer]
1852          ;; entry above had been moved (e.g. to a parent keymap).
1853          (setcdr global-buffers-menu-map (cons "Select Buffer" buffers-menu)))))
1854
1855 (add-hook 'menu-bar-update-hook 'menu-bar-update-buffers)
1856
1857 (menu-bar-update-buffers)
1858
1859 ;; this version is too slow
1860 ;;(defun format-buffers-menu-line (buffer)
1861 ;;  "Returns a string to represent the given buffer in the Buffer menu.
1862 ;;nil means the buffer shouldn't be listed.  You can redefine this."
1863 ;;  (if (string-match "\\` " (buffer-name buffer))
1864 ;;      nil
1865 ;;    (with-current-buffer buffer
1866 ;;     (let ((size (buffer-size)))
1867 ;;       (format "%s%s %-19s %6s %-15s %s"
1868 ;;             (if (buffer-modified-p) "*" " ")
1869 ;;             (if buffer-read-only "%" " ")
1870 ;;             (buffer-name)
1871 ;;             size
1872 ;;             mode-name
1873 ;;             (or (buffer-file-name) ""))))))
1874 \f
1875 ;;; Set up a menu bar menu for the minibuffer.
1876
1877 (dolist (map (list minibuffer-local-map
1878                    ;; This shouldn't be necessary, but there's a funny
1879                    ;; bug in keymap.c that I don't understand yet.  -stef
1880                    minibuffer-local-completion-map))
1881   (define-key map [menu-bar minibuf]
1882     (cons (purecopy "Minibuf") (make-sparse-keymap "Minibuf"))))
1883
1884 (let ((map minibuffer-local-completion-map))
1885   (define-key map [menu-bar minibuf ?\?]
1886     `(menu-item ,(purecopy "List Completions") minibuffer-completion-help
1887                 :help ,(purecopy "Display all possible completions")))
1888   (define-key map [menu-bar minibuf space]
1889     `(menu-item ,(purecopy "Complete Word") minibuffer-complete-word
1890                 :help ,(purecopy "Complete at most one word")))
1891   (define-key map [menu-bar minibuf tab]
1892     `(menu-item ,(purecopy "Complete") minibuffer-complete
1893                 :help ,(purecopy "Complete as far as possible"))))
1894
1895 (let ((map minibuffer-local-map))
1896   (define-key map [menu-bar minibuf quit]
1897     `(menu-item ,(purecopy "Quit") abort-recursive-edit
1898                 :help ,(purecopy "Abort input and exit minibuffer")))
1899   (define-key map [menu-bar minibuf return]
1900     `(menu-item ,(purecopy "Enter") exit-minibuffer
1901                 :key-sequence ,(purecopy "\r")
1902                 :help ,(purecopy "Terminate input and exit minibuffer")))
1903   (define-key map [menu-bar minibuf isearch-forward]
1904     `(menu-item ,(purecopy "Isearch History Forward") isearch-forward
1905                 :help ,(purecopy "Incrementally search minibuffer history forward")))
1906   (define-key map [menu-bar minibuf isearch-backward]
1907     `(menu-item ,(purecopy "Isearch History Backward") isearch-backward
1908                 :help ,(purecopy "Incrementally search minibuffer history backward")))
1909   (define-key map [menu-bar minibuf next]
1910     `(menu-item ,(purecopy "Next History Item") next-history-element
1911                 :help ,(purecopy "Put next minibuffer history element in the minibuffer")))
1912   (define-key map [menu-bar minibuf previous]
1913     `(menu-item ,(purecopy "Previous History Item") previous-history-element
1914                 :help ,(purecopy "Put previous minibuffer history element in the minibuffer"))))
1915 \f
1916 (define-minor-mode menu-bar-mode
1917   "Toggle display of a menu bar on each frame.
1918 This command applies to all frames that exist and frames to be
1919 created in the future.
1920 With a numeric argument, if the argument is positive,
1921 turn on menu bars; otherwise, turn off menu bars."
1922   :init-value t
1923   :global t
1924   :group 'frames
1925
1926   ;; Turn the menu-bars on all frames on or off.
1927   (let ((val (if menu-bar-mode 1 0)))
1928     (dolist (frame (frame-list))
1929       (set-frame-parameter frame 'menu-bar-lines val))
1930     ;; If the user has given `default-frame-alist' a `menu-bar-lines'
1931     ;; parameter, replace it.
1932     (if (assq 'menu-bar-lines default-frame-alist)
1933         (setq default-frame-alist
1934               (cons (cons 'menu-bar-lines val)
1935                     (assq-delete-all 'menu-bar-lines
1936                                      default-frame-alist)))))
1937   ;; Make the message appear when Emacs is idle.  We can not call message
1938   ;; directly.  The minor-mode message "Menu-bar mode disabled" comes
1939   ;; after this function returns, overwriting any message we do here.
1940   (when (and (called-interactively-p 'interactive) (not menu-bar-mode))
1941     (run-with-idle-timer 0 nil 'message
1942                          "Menu-bar mode disabled.  Use M-x menu-bar-mode to make the menu bar appear.")))
1943
1944 (defun toggle-menu-bar-mode-from-frame (&optional arg)
1945   "Toggle menu bar on or off, based on the status of the current frame.
1946 See `menu-bar-mode' for more information."
1947   (interactive (list (or current-prefix-arg 'toggle)))
1948   (if (eq arg 'toggle)
1949       (menu-bar-mode (if (> (frame-parameter nil 'menu-bar-lines) 0) 0 1))
1950     (menu-bar-mode arg)))
1951
1952 (declare-function x-menu-bar-open "term/x-win" (&optional frame))
1953 (declare-function w32-menu-bar-open "term/w32-win" (&optional frame))
1954
1955 (defun menu-bar-open (&optional frame)
1956   "Start key navigation of the menu bar in FRAME.
1957
1958 This function decides which method to use to access the menu
1959 depending on FRAME's terminal device.  On X displays, it calls
1960 `x-menu-bar-open'; on Windows, `w32-menu-bar-open' otherwise it
1961 calls `tmm-menubar'.
1962
1963 If FRAME is nil or not given, use the selected frame."
1964   (interactive)
1965   (let ((type (framep (or frame (selected-frame)))))
1966     (cond
1967      ((eq type 'x) (x-menu-bar-open frame))
1968      ((eq type 'w32) (w32-menu-bar-open frame))
1969      (t (with-selected-frame (or frame (selected-frame))
1970           (tmm-menubar))))))
1971
1972 (global-set-key [f10] 'menu-bar-open)
1973
1974 (provide 'menu-bar)
1975
1976 ;; arch-tag: 6e6a3c22-4ec4-4d3d-8190-583f8ef94ced
1977 ;;; menu-bar.el ends here