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,
   4 ;;   2005, 2006, 2007, 2008 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, or (at your option)
  15 ;; 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; see the file COPYING.  If not, write to the
  24 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  25 ;; Boston, MA 02110-1301, USA.
  26
  27 ;; Avishai Yacobi suggested some menu rearrangements.
  28
  29 ;;; Commentary:
  30
  31 ;;; Code:
  32
  33 ;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key
  34 ;; definitions made in loaddefs.el.
  35 (or (lookup-key global-map [menu-bar])
  36     (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar")))
  37 (defvar menu-bar-help-menu (make-sparse-keymap "Help"))
  38
  39 ;; Force Help item to come last, after the major mode's own items.
  40 ;; The symbol used to be called `help', but that gets confused with the
  41 ;; help key.
  42 (setq menu-bar-final-items '(help-menu))
  43
  44 (define-key global-map [menu-bar help-menu] (cons "Help" menu-bar-help-menu))
  45 (defvar menu-bar-tools-menu (make-sparse-keymap "Tools"))
  46 (define-key global-map [menu-bar tools] (cons "Tools" menu-bar-tools-menu))
  47 ;; This definition is just to show what this looks like.
  48 ;; It gets modified in place when menu-bar-update-buffers is called.
  49 (defvar global-buffers-menu-map (make-sparse-keymap "Buffers"))
  50 (define-key global-map [menu-bar buffer]
  51   (cons "Buffers" global-buffers-menu-map))
  52 (defvar menu-bar-options-menu (make-sparse-keymap "Options"))
  53 (define-key global-map [menu-bar options]
  54   (cons "Options" menu-bar-options-menu))
  55 (defvar menu-bar-edit-menu (make-sparse-keymap "Edit"))
  56 (define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu))
  57 (defvar menu-bar-file-menu (make-sparse-keymap "File"))
  58 (define-key global-map [menu-bar file] (cons "File" menu-bar-file-menu))
  59
  60 ;; This alias is for compatibility with 19.28 and before.
  61 (defvar menu-bar-files-menu menu-bar-file-menu)
  62
  63 ;; This is referenced by some code below; it is defined in uniquify.el
  64 (defvar uniquify-buffer-name-style)
  65
  66 \f
  67 ;; The "File" menu items
  68 (define-key menu-bar-file-menu [exit-emacs]
  69   '(menu-item "Exit Emacs" save-buffers-kill-emacs
  70               :help "Save unsaved buffers, then exit"))
  71
  72 (define-key menu-bar-file-menu [separator-exit]
  73   '("--"))
  74
  75 ;; Don't use delete-frame as event name because that is a special
  76 ;; event.
  77 (define-key menu-bar-file-menu [delete-this-frame]
  78   '(menu-item "Delete Frame" delete-frame
  79               :visible (fboundp 'delete-frame)
  80               :enable (delete-frame-enabled-p)
  81               :help "Delete currently selected frame"))
  82 (define-key menu-bar-file-menu [make-frame-on-display]
  83   '(menu-item "New Frame on Display..." make-frame-on-display
  84               :visible (fboundp 'make-frame-on-display)
  85               :help "Open a new frame on another display"))
  86 (define-key menu-bar-file-menu [make-frame]
  87   '(menu-item "New Frame" make-frame-command
  88               :visible (fboundp 'make-frame-command)
  89               :help "Open a new frame"))
  90
  91 (define-key menu-bar-file-menu [one-window]
  92   '(menu-item "Remove Splits" delete-other-windows
  93               :enable (not (one-window-p t nil))
  94               :help "Selected window grows to fill the whole frame"))
  95
  96 (define-key menu-bar-file-menu [split-window]
  97   '(menu-item "Split Window" split-window-vertically
  98               :enable (and (menu-bar-menu-frame-live-and-visible-p)
  99                            (menu-bar-non-minibuffer-window-p))
 100               :help "Split selected window in two windows"))
 101
 102 (define-key menu-bar-file-menu [separator-window]
 103   '(menu-item "--"))
 104
 105 (define-key menu-bar-file-menu [ps-print-region]
 106   '(menu-item "Postscript Print Region (B+W)" ps-print-region
 107               :enable mark-active
 108               :help "Pretty-print marked region in black and white to PostScript printer"))
 109 (define-key menu-bar-file-menu [ps-print-buffer]
 110   '(menu-item "Postscript Print Buffer (B+W)" ps-print-buffer
 111               :enable (menu-bar-menu-frame-live-and-visible-p)
 112               :help "Pretty-print current buffer in black and white to PostScript printer"))
 113 (define-key menu-bar-file-menu [ps-print-region-faces]
 114   '(menu-item "Postscript Print Region" ps-print-region-with-faces
 115               :enable mark-active
 116               :help "Pretty-print marked region to PostScript printer"))
 117 (define-key menu-bar-file-menu [ps-print-buffer-faces]
 118   '(menu-item "Postscript Print Buffer" ps-print-buffer-with-faces
 119               :enable (menu-bar-menu-frame-live-and-visible-p)
 120               :help "Pretty-print current buffer to PostScript printer"))
 121 (define-key menu-bar-file-menu [print-region]
 122   '(menu-item "Print Region" print-region
 123               :enable mark-active
 124               :help "Print region between mark and current position"))
 125 (define-key menu-bar-file-menu [print-buffer]
 126   '(menu-item "Print Buffer" print-buffer
 127               :enable (menu-bar-menu-frame-live-and-visible-p)
 128               :help "Print current buffer with page headings"))
 129
 130 (define-key menu-bar-file-menu [separator-print]
 131   '(menu-item "--"))
 132
 133 (define-key menu-bar-file-menu [recover-session]
 134   '(menu-item "Recover Crashed Session" recover-session
 135               :enable (and auto-save-list-file-prefix
 136                            (file-directory-p
 137                             (file-name-directory auto-save-list-file-prefix))
 138                            (directory-files
 139                             (file-name-directory auto-save-list-file-prefix)
 140                             nil
 141                             (concat "\\`"
 142                                     (regexp-quote
 143                                      (file-name-nondirectory
 144                                       auto-save-list-file-prefix)))
 145                             t))
 146               :help "Recover edits from a crashed session"))
 147 (define-key menu-bar-file-menu [revert-buffer]
 148   '(menu-item "Revert Buffer" revert-buffer
 149               :enable (or revert-buffer-function
 150                           revert-buffer-insert-file-contents-function
 151                           (and buffer-file-number
 152                                (or (buffer-modified-p)
 153                                    (not (verify-visited-file-modtime
 154                                          (current-buffer))))))
 155               :help "Re-read current buffer from its file"))
 156 (define-key menu-bar-file-menu [write-file]
 157   '(menu-item "Save As..." write-file
 158               :enable (and (menu-bar-menu-frame-live-and-visible-p)
 159                            (menu-bar-non-minibuffer-window-p))
 160               :help "Write current buffer to another file"))
 161 (define-key menu-bar-file-menu [save-buffer]
 162   '(menu-item "Save" save-buffer
 163               :enable (and (buffer-modified-p)
 164                            (buffer-file-name)
 165                            (menu-bar-non-minibuffer-window-p))
 166               :help "Save current buffer to its file"))
 167
 168 (define-key menu-bar-file-menu [separator-save]
 169   '(menu-item "--"))
 170
 171 (defun menu-find-file-existing ()
 172   "Edit the existing file FILENAME."
 173   (interactive)
 174   (let* ((mustmatch (not (and (fboundp 'x-uses-old-gtk-dialog)
 175                               (x-uses-old-gtk-dialog))))
 176          (filename (car (find-file-read-args "Find file: " mustmatch))))
 177     (if mustmatch
 178         (find-file-existing filename)
 179       (find-file filename))))
 180
 181
 182 (define-key menu-bar-file-menu [kill-buffer]
 183   '(menu-item "Close" kill-this-buffer
 184               :enable (kill-this-buffer-enabled-p)
 185               :help "Discard (kill) current buffer"))
 186 (define-key menu-bar-file-menu [insert-file]
 187   '(menu-item "Insert File..." insert-file
 188               :enable (menu-bar-non-minibuffer-window-p)
 189               :help "Insert another file into current buffer"))
 190 (define-key menu-bar-file-menu [dired]
 191   '(menu-item "Open Directory..." dired
 192               :enable (menu-bar-non-minibuffer-window-p)
 193               :help "Read a directory, to operate on its files"))
 194 (define-key menu-bar-file-menu [open-file]
 195   '(menu-item "Open File..." menu-find-file-existing
 196               :enable (menu-bar-non-minibuffer-window-p)
 197               :help "Read an existing file into an Emacs buffer"))
 198 (define-key menu-bar-file-menu [new-file]
 199   '(menu-item "Visit New File..." find-file
 200               :enable (menu-bar-non-minibuffer-window-p)
 201               :help "Specify a new file's name, to edit the file"))
 202
 203 \f
 204 ;; The "Edit" menu items
 205
 206 ;; The "Edit->Search" submenu
 207 (defvar menu-bar-last-search-type nil
 208   "Type of last non-incremental search command called from the menu.")
 209
 210 (defun nonincremental-repeat-search-forward ()
 211   "Search forward for the previous search string or regexp."
 212   (interactive)
 213   (cond
 214    ((and (eq menu-bar-last-search-type 'string)
 215          search-ring)
 216     (search-forward (car search-ring)))
 217    ((and (eq menu-bar-last-search-type 'regexp)
 218          regexp-search-ring)
 219     (re-search-forward (car regexp-search-ring)))
 220    (t
 221     (error "No previous search"))))
 222
 223 (defun nonincremental-repeat-search-backward ()
 224   "Search backward for the previous search string or regexp."
 225   (interactive)
 226   (cond
 227    ((and (eq menu-bar-last-search-type 'string)
 228          search-ring)
 229     (search-backward (car search-ring)))
 230    ((and (eq menu-bar-last-search-type 'regexp)
 231          regexp-search-ring)
 232     (re-search-backward (car regexp-search-ring)))
 233    (t
 234     (error "No previous search"))))
 235
 236 (defun nonincremental-search-forward (string)
 237   "Read a string and search for it nonincrementally."
 238   (interactive "sSearch for string: ")
 239   (setq menu-bar-last-search-type 'string)
 240   (if (equal string "")
 241       (search-forward (car search-ring))
 242     (isearch-update-ring string nil)
 243     (search-forward string)))
 244
 245 (defun nonincremental-search-backward (string)
 246   "Read a string and search backward for it nonincrementally."
 247   (interactive "sSearch for string: ")
 248   (setq menu-bar-last-search-type 'string)
 249   (if (equal string "")
 250       (search-backward (car search-ring))
 251     (isearch-update-ring string nil)
 252     (search-backward string)))
 253
 254 (defun nonincremental-re-search-forward (string)
 255   "Read a regular expression and search for it nonincrementally."
 256   (interactive "sSearch for regexp: ")
 257   (setq menu-bar-last-search-type 'regexp)
 258   (if (equal string "")
 259       (re-search-forward (car regexp-search-ring))
 260     (isearch-update-ring string t)
 261     (re-search-forward string)))
 262
 263 (defun nonincremental-re-search-backward (string)
 264   "Read a regular expression and search backward for it nonincrementally."
 265   (interactive "sSearch for regexp: ")
 266   (setq menu-bar-last-search-type 'regexp)
 267   (if (equal string "")
 268       (re-search-backward (car regexp-search-ring))
 269     (isearch-update-ring string t)
 270     (re-search-backward string)))
 271
 272 (defvar menu-bar-search-menu (make-sparse-keymap "Search"))
 273
 274 ;; The Edit->Search->Incremental Search menu
 275 (defvar menu-bar-i-search-menu
 276   (make-sparse-keymap "Incremental Search"))
 277
 278 (define-key menu-bar-i-search-menu [isearch-backward-regexp]
 279   '(menu-item "Backward Regexp..." isearch-backward-regexp
 280               :help "Search backwards for a regular expression as you type it"))
 281 (define-key menu-bar-i-search-menu [isearch-forward-regexp]
 282   '(menu-item "Forward Regexp..." isearch-forward-regexp
 283               :help "Search forward for a regular expression as you type it"))
 284 (define-key menu-bar-i-search-menu [isearch-backward]
 285   '(menu-item "Backward String..." isearch-backward
 286               :help "Search backwards for a string as you type it"))
 287 (define-key menu-bar-i-search-menu [isearch-forward]
 288   '(menu-item "Forward String..." isearch-forward
 289               :help "Search forward for a string as you type it"))
 290
 291
 292 (define-key menu-bar-search-menu [i-search]
 293   (list 'menu-item "Incremental Search" menu-bar-i-search-menu))
 294 (define-key menu-bar-search-menu [separator-tag-isearch]
 295   '(menu-item "--"))
 296
 297 (define-key menu-bar-search-menu [tags-continue]
 298   '(menu-item "Continue Tags Search" tags-loop-continue
 299               :help "Continue last tags search operation"))
 300 (define-key menu-bar-search-menu [tags-srch]
 301   '(menu-item "Search Tagged Files..." tags-search
 302               :help "Search for a regexp in all tagged files"))
 303 (define-key menu-bar-search-menu [separator-tag-search]
 304   '(menu-item "--"))
 305
 306 (define-key menu-bar-search-menu [repeat-search-back]
 307   '(menu-item "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 "Repeat last search backwards"))
 313 (define-key menu-bar-search-menu [repeat-search-fwd]
 314   '(menu-item "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 "Repeat last search forward"))
 320 (define-key menu-bar-search-menu [separator-repeat-search]
 321   '(menu-item "--"))
 322
 323 (define-key menu-bar-search-menu [re-search-backward]
 324   '(menu-item "Regexp Backwards..." nonincremental-re-search-backward
 325               :help "Search backwards for a regular expression"))
 326 (define-key menu-bar-search-menu [re-search-forward]
 327   '(menu-item "Regexp Forward..." nonincremental-re-search-forward
 328               :help "Search forward for a regular expression"))
 329
 330 (define-key menu-bar-search-menu [search-backward]
 331   '(menu-item "String Backwards..." nonincremental-search-backward
 332               :help "Search backwards for a string"))
 333 (define-key menu-bar-search-menu [search-forward]
 334   '(menu-item "String Forward..." nonincremental-search-forward
 335               :help "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 "Continue Replace" tags-loop-continue
 343               :help "Continue last tags replace operation"))
 344 (define-key menu-bar-replace-menu [tags-repl]
 345   '(menu-item "Replace in Tagged Files..." tags-query-replace
 346               :help "Interactively replace a regexp in all tagged files"))
 347 (define-key menu-bar-replace-menu [separator-replace-tags]
 348   '(menu-item "--"))
 349
 350 (define-key menu-bar-replace-menu [query-replace-regexp]
 351   '(menu-item "Replace Regexp..." query-replace-regexp
 352               :enable (not buffer-read-only)
 353               :help "Replace regular expression interactively, ask about each occurrence"))
 354 (define-key menu-bar-replace-menu [query-replace]
 355   '(menu-item "Replace String..." query-replace
 356               :enable (not buffer-read-only)
 357               :help "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 "Text Properties" facemenu-menu))
 362
 363 (define-key menu-bar-edit-menu [fill]
 364   '(menu-item "Fill" fill-region
 365               :enable (and mark-active (not buffer-read-only))
 366               :help
 367               "Fill text in region to fit between left and right margin"))
 368
 369 (define-key menu-bar-edit-menu [separator-bookmark]
 370   '(menu-item "--"))
 371
 372 (define-key menu-bar-edit-menu [bookmark]
 373   '(menu-item "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 "Set Tags File Name..." visit-tags-table
 379               :help "Tell Tags commands which tag table file to use"))
 380
 381 (define-key menu-bar-goto-menu [separator-tag-file]
 382   '(menu-item "--"))
 383
 384 (define-key menu-bar-goto-menu [apropos-tags]
 385   '(menu-item "Tags Apropos..." tags-apropos
 386               :help "Find function/variables whose names match regexp"))
 387 (define-key menu-bar-goto-menu [next-tag-otherw]
 388   '(menu-item "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 "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 "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 "Find next function/variable matching last tag name"))
 410 (define-key menu-bar-goto-menu [find-tag-otherw]
 411   '(menu-item "Find Tag in Other Window..." find-tag-other-window
 412               :help "Find function/variable definition in another window"))
 413 (define-key menu-bar-goto-menu [find-tag]
 414   '(menu-item "Find Tag..." find-tag
 415               :help "Find definition of function or variable"))
 416
 417 (define-key menu-bar-goto-menu [separator-tags]
 418   '(menu-item "--"))
 419
 420 (define-key menu-bar-goto-menu [end-of-buf]
 421   '(menu-item "Goto End of Buffer" end-of-buffer))
 422 (define-key menu-bar-goto-menu [beg-of-buf]
 423   '(menu-item "Goto Beginning of Buffer" beginning-of-buffer))
 424 (define-key menu-bar-goto-menu [go-to-pos]
 425   '(menu-item "Goto Buffer Position..." goto-char
 426               :help "Read a number N and go to buffer position N"))
 427 (define-key menu-bar-goto-menu [go-to-line]
 428   '(menu-item "Goto Line..." goto-line
 429               :help "Read a line number and go to that line"))
 430
 431 (define-key menu-bar-edit-menu [goto]
 432   (list 'menu-item "Go To" menu-bar-goto-menu))
 433
 434 (define-key menu-bar-edit-menu [replace]
 435   (list 'menu-item "Replace" menu-bar-replace-menu))
 436
 437 (define-key menu-bar-edit-menu [search]
 438   (list 'menu-item "Search" menu-bar-search-menu))
 439
 440 (define-key menu-bar-edit-menu [separator-search]
 441   '(menu-item "--"))
 442
 443 (define-key menu-bar-edit-menu [mark-whole-buffer]
 444   '(menu-item "Select All" mark-whole-buffer
 445               :help "Mark the whole buffer for a subsequent cut/copy."))
 446 (define-key menu-bar-edit-menu [clear]
 447   '(menu-item "Clear" delete-region
 448               :enable (and mark-active
 449                            (not buffer-read-only)
 450                            (not (mouse-region-match)))
 451               :help
 452               "Delete the text in region between mark and current position"))
 453 (defvar yank-menu (cons "Select Yank" nil))
 454 (fset 'yank-menu (cons 'keymap yank-menu))
 455 (define-key menu-bar-edit-menu [paste-from-menu]
 456   '(menu-item "Paste from kill menu" yank-menu
 457               :enable (and (cdr yank-menu) (not buffer-read-only))
 458               :help "Choose a string from the kill ring and paste it"))
 459 (define-key menu-bar-edit-menu [paste]
 460   '(menu-item "Paste" yank
 461               :enable (and
 462                        ;; Emacs compiled --without-x doesn't have
 463                        ;; x-selection-exists-p.
 464                        (fboundp 'x-selection-exists-p)
 465                        (x-selection-exists-p) (not buffer-read-only))
 466               :help "Paste (yank) text most recently cut/copied"))
 467 (define-key menu-bar-edit-menu [copy]
 468   '(menu-item "Copy" menu-bar-kill-ring-save
 469               :enable mark-active
 470               :help "Copy text in region between mark and current position"
 471               :keys "\\[kill-ring-save]"))
 472 (define-key menu-bar-edit-menu [cut]
 473   '(menu-item "Cut" kill-region
 474               :enable (and mark-active (not buffer-read-only))
 475               :help
 476               "Cut (kill) text in region between mark and current position"))
 477 (define-key menu-bar-edit-menu [undo]
 478   '(menu-item "Undo" undo
 479               :enable (and (not buffer-read-only)
 480                            (not (eq t buffer-undo-list))
 481                            (if (eq last-command 'undo)
 482                                (listp pending-undo-list)
 483                              (consp buffer-undo-list)))
 484               :help "Undo last operation"))
 485
 486
 487 (defun menu-bar-kill-ring-save (beg end)
 488   (interactive "r")
 489   (if (mouse-region-match)
 490       (message "Selecting a region with the mouse does `copy' automatically")
 491     (kill-ring-save beg end)))
 492
 493 ;; These are alternative definitions for the cut, paste and copy
 494 ;; menu items.  Use them if your system expects these to use the clipboard.
 495
 496 (put 'clipboard-kill-region 'menu-enable
 497      '(and mark-active (not buffer-read-only)))
 498 (put 'clipboard-kill-ring-save 'menu-enable 'mark-active)
 499 (put 'clipboard-yank 'menu-enable
 500      '(and (or (and (fboundp 'x-selection-exists-p)
 501                     (x-selection-exists-p))
 502                (x-selection-exists-p 'CLIPBOARD))
 503            (not buffer-read-only)))
 504
 505 (defun clipboard-yank ()
 506   "Insert the clipboard contents, or the last stretch of killed text."
 507   (interactive "*")
 508   (let ((x-select-enable-clipboard t))
 509     (yank)))
 510
 511 (defun clipboard-kill-ring-save (beg end)
 512   "Copy region to kill ring, and save in the X clipboard."
 513   (interactive "r")
 514   (let ((x-select-enable-clipboard t))
 515     (kill-ring-save beg end)))
 516
 517 (defun clipboard-kill-region (beg end)
 518   "Kill the region, and save it in the X clipboard."
 519   (interactive "r")
 520   (let ((x-select-enable-clipboard t))
 521     (kill-region beg end)))
 522
 523 (defun menu-bar-enable-clipboard ()
 524   "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard.
 525 Do the same for the keys of the same name."
 526   (interactive)
 527   ;; We can't use constant list structure here because it becomes pure,
 528   ;; and because it gets modified with cache data.
 529   (define-key menu-bar-edit-menu [paste]
 530     (cons "Paste" (cons "Paste text from clipboard" 'clipboard-yank)))
 531   (define-key menu-bar-edit-menu [copy]
 532     (cons "Copy" (cons "Copy text in region to the clipboard"
 533                        'clipboard-kill-ring-save)))
 534   (define-key menu-bar-edit-menu [cut]
 535     (cons "Cut" (cons "Delete text in region and copy it to the clipboard"
 536                       'clipboard-kill-region)))
 537
 538   ;; These are Sun server keysyms for the Cut, Copy and Paste keys
 539   ;; (also for XFree86 on Sun keyboard):
 540   (define-key global-map [f20] 'clipboard-kill-region)
 541   (define-key global-map [f16] 'clipboard-kill-ring-save)
 542   (define-key global-map [f18] 'clipboard-yank)
 543   ;; X11R6 versions:
 544   (define-key global-map [cut] 'clipboard-kill-region)
 545   (define-key global-map [copy] 'clipboard-kill-ring-save)
 546   (define-key global-map [paste] 'clipboard-yank))
 547 \f
 548 ;; The "Options" menu items
 549
 550 (defvar menu-bar-custom-menu (make-sparse-keymap "Customize"))
 551
 552 (define-key menu-bar-custom-menu [customize-apropos-groups]
 553   '(menu-item "Groups Matching Regexp..." customize-apropos-groups
 554               :help "Browse groups whose names match regexp"))
 555 (define-key menu-bar-custom-menu [customize-apropos-faces]
 556   '(menu-item "Faces Matching Regexp..." customize-apropos-faces
 557               :help "Browse faces whose names match regexp"))
 558 (define-key menu-bar-custom-menu [customize-apropos-options]
 559   '(menu-item "Options Matching Regexp..." customize-apropos-options
 560               :help "Browse options whose names match regexp"))
 561 (define-key menu-bar-custom-menu [customize-apropos]
 562   '(menu-item "Settings Matching Regexp..." customize-apropos
 563               :help "Browse customizable settings whose names match regexp"))
 564 (define-key menu-bar-custom-menu [separator-1]
 565   '("--"))
 566 (define-key menu-bar-custom-menu [customize-group]
 567   '(menu-item "Specific Group..." customize-group
 568               :help "Customize settings of specific group"))
 569 (define-key menu-bar-custom-menu [customize-face]
 570   '(menu-item "Specific Face..." customize-face
 571               :help "Customize attributes of specific face"))
 572 (define-key menu-bar-custom-menu [customize-option]
 573   '(menu-item "Specific Option..." customize-option
 574               :help "Customize value of specific option"))
 575 (define-key menu-bar-custom-menu [separator-2]
 576   '("--"))
 577 (define-key menu-bar-custom-menu [customize-changed-options]
 578   '(menu-item "New Options..." customize-changed-options
 579               :help "Options added or changed in recent Emacs versions"))
 580 (define-key menu-bar-custom-menu [customize-saved]
 581   '(menu-item "Saved Options" customize-saved
 582               :help "Customize previously saved options"))
 583 (define-key menu-bar-custom-menu [separator-3]
 584   '("--"))
 585 (define-key menu-bar-custom-menu [customize-browse]
 586   '(menu-item "Browse Customization Groups" customize-browse
 587               :help "Browse all customization groups"))
 588 (define-key menu-bar-custom-menu [customize]
 589   '(menu-item "Top-level Customization Group" customize
 590               :help "The master group called `Emacs'"))
 591
 592 ;(defvar menu-bar-preferences-menu (make-sparse-keymap "Preferences"))
 593
 594 (defmacro menu-bar-make-mm-toggle (fname doc help &optional props)
 595   "Make a menu-item for a global minor mode toggle.
 596 FNAME is the minor mode's name (variable and function).
 597 DOC is the text to use for the menu entry.
 598 HELP is the text to use for the tooltip.
 599 PROPS are additional properties."
 600   `'(menu-item ,doc ,fname
 601      ,@props
 602      :help ,help
 603      :button (:toggle . (and (default-boundp ',fname)
 604                              (default-value ',fname)))))
 605
 606 (defmacro menu-bar-make-toggle (name variable doc message help &rest body)
 607   `(progn
 608      (defun ,name (&optional interactively)
 609        ,(concat "Toggle whether to " (downcase (substring help 0 1))
 610                 (substring help 1) ".
 611 In an interactive call, record this option as a candidate for saving
 612 by \"Save Options\" in Custom buffers.")
 613        (interactive "p")
 614        (if ,(if body `(progn . ,body)
 615               `(progn
 616                  (custom-load-symbol ',variable)
 617                  (let ((set (or (get ',variable 'custom-set) 'set-default))
 618                        (get (or (get ',variable 'custom-get) 'default-value)))
 619                    (funcall set ',variable (not (funcall get ',variable))))))
 620            (message ,message "enabled globally")
 621          (message ,message "disabled globally"))
 622        ;; The function `customize-mark-as-set' must only be called when
 623        ;; a variable is set interactively, as the purpose is to mark it as
 624        ;; a candidate for "Save Options", and we do not want to save options
 625        ;; the user have already set explicitly in his init file.
 626        (if interactively (customize-mark-as-set ',variable)))
 627      '(menu-item ,doc ,name
 628                  :help ,help
 629                  :button (:toggle . (and (default-boundp ',variable)
 630                                          (default-value ',variable))))))
 631
 632 ;;; Assemble all the top-level items of the "Options" menu
 633 (define-key menu-bar-options-menu [customize]
 634   (list 'menu-item "Customize Emacs" menu-bar-custom-menu))
 635
 636 (defun menu-bar-options-save ()
 637   "Save current values of Options menu items using Custom."
 638   (interactive)
 639   (let ((need-save nil))
 640     ;; These are set with menu-bar-make-mm-toggle, which does not
 641     ;; put on a customized-value property.
 642     (dolist (elt '(line-number-mode column-number-mode size-indication-mode
 643                    cua-mode show-paren-mode transient-mark-mode
 644                    blink-cursor-mode display-time-mode display-battery-mode))
 645       (and (customize-mark-to-save elt)
 646            (setq need-save t)))
 647     ;; These are set with `customize-set-variable'.
 648     (dolist (elt '(scroll-bar-mode
 649                    debug-on-quit debug-on-error
 650                    tooltip-mode menu-bar-mode tool-bar-mode
 651                    save-place uniquify-buffer-name-style fringe-mode
 652                    indicate-empty-lines indicate-buffer-boundaries
 653                    case-fold-search
 654                    current-language-environment default-input-method
 655                    ;; Saving `text-mode-hook' is somewhat questionable,
 656                    ;; as we might get more than we bargain for, if
 657                    ;; other code may has added hooks as well.
 658                    ;; Nonetheless, not saving it would like be confuse
 659                    ;; more often.
 660                    ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
 661                    text-mode-hook))
 662       (and (get elt 'customized-value)
 663            (customize-mark-to-save elt)
 664            (setq need-save t)))
 665     ;; Save if we changed anything.
 666     (when need-save
 667       (custom-save-all))))
 668
 669 (define-key menu-bar-options-menu [save]
 670   '(menu-item "Save Options" menu-bar-options-save
 671               :help "Save options set from the menu above"))
 672
 673 (define-key menu-bar-options-menu [custom-separator]
 674   '("--"))
 675
 676 (define-key menu-bar-options-menu [mouse-set-font]
 677   '(menu-item "Set Font/Fontset..." mouse-set-font
 678                :visible (display-multi-font-p)
 679                :help "Select a font from list of known fonts/fontsets"))
 680
 681 ;; The "Show/Hide" submenu of menu "Options"
 682
 683 (defvar menu-bar-showhide-menu (make-sparse-keymap "Show/Hide"))
 684
 685 (define-key menu-bar-showhide-menu [column-number-mode]
 686   (menu-bar-make-mm-toggle column-number-mode
 687                            "Column Numbers"
 688                            "Show the current column number in the mode line"))
 689
 690 (define-key menu-bar-showhide-menu [line-number-mode]
 691   (menu-bar-make-mm-toggle line-number-mode
 692                            "Line Numbers"
 693                            "Show the current line number in the mode line"))
 694
 695 (define-key menu-bar-showhide-menu [size-indication-mode]
 696   (menu-bar-make-mm-toggle size-indication-mode
 697                            "Size Indication"
 698                            "Show the size of the buffer in the mode line"))
 699
 700 (define-key menu-bar-showhide-menu [linecolumn-separator]
 701   '("--"))
 702
 703 (define-key menu-bar-showhide-menu [showhide-battery]
 704   (menu-bar-make-mm-toggle display-battery-mode
 705                            "Battery Status"
 706                            "Display battery status information in mode line"))
 707
 708 (define-key menu-bar-showhide-menu [showhide-date-time]
 709   (menu-bar-make-mm-toggle display-time-mode
 710                            "Time, Load and Mail"
 711                            "Display time, system load averages and \
 712 mail status in mode line"))
 713
 714 (define-key menu-bar-showhide-menu [datetime-separator]
 715   '("--"))
 716
 717 (define-key menu-bar-showhide-menu [showhide-speedbar]
 718   '(menu-item "Speedbar" speedbar-frame-mode
 719               :help "Display a Speedbar quick-navigation frame"
 720               :button (:toggle
 721                        . (and (boundp 'speedbar-frame)
 722                               (frame-live-p (symbol-value 'speedbar-frame))
 723                               (frame-visible-p
 724                                (symbol-value 'speedbar-frame))))))
 725
 726 (defvar menu-bar-showhide-fringe-menu (make-sparse-keymap "Fringe"))
 727
 728 (defvar menu-bar-showhide-fringe-ind-menu
 729   (make-sparse-keymap "Buffer boundaries"))
 730
 731 (defun menu-bar-showhide-fringe-ind-customize ()
 732   "Show customization buffer for `indicate-buffer-boundaries'."
 733   (interactive)
 734   (customize-variable 'indicate-buffer-boundaries))
 735
 736 (define-key menu-bar-showhide-fringe-ind-menu [customize]
 737   '(menu-item "Other (Customize)"
 738               menu-bar-showhide-fringe-ind-customize
 739               :help "Additional choices available through Custom buffer"
 740               :visible (display-graphic-p)
 741               :button (:radio . (not (member indicate-buffer-boundaries
 742                                              '(nil left right
 743                                                ((top . left) (bottom . right))
 744                                                ((t . right) (top . left))))))))
 745
 746 (defun menu-bar-showhide-fringe-ind-mixed ()
 747   "Display top and bottom indicators in opposite fringes, arrows in right."
 748   (interactive)
 749   (customize-set-variable 'indicate-buffer-boundaries
 750                           '((t . right) (top . left))))
 751
 752 (define-key menu-bar-showhide-fringe-ind-menu [mixed]
 753   '(menu-item "Opposite, Arrows Right" menu-bar-showhide-fringe-ind-mixed
 754               :help
 755               "Show top/bottom indicators in opposite fringes, arrows in right"
 756               :visible (display-graphic-p)
 757               :button (:radio . (equal indicate-buffer-boundaries
 758                                        '((t . right) (top . left))))))
 759
 760 (defun menu-bar-showhide-fringe-ind-box ()
 761   "Display top and bottom indicators in opposite fringes."
 762   (interactive)
 763   (customize-set-variable 'indicate-buffer-boundaries
 764                           '((top . left) (bottom . right))))
 765
 766 (define-key menu-bar-showhide-fringe-ind-menu [box]
 767   '(menu-item "Opposite, No Arrows" menu-bar-showhide-fringe-ind-box
 768               :help "Show top/bottom indicators in opposite fringes, no arrows"
 769               :visible (display-graphic-p)
 770               :button (:radio . (equal indicate-buffer-boundaries
 771                                        '((top . left) (bottom . right))))))
 772
 773 (defun menu-bar-showhide-fringe-ind-right ()
 774   "Display buffer boundaries and arrows in the right fringe."
 775   (interactive)
 776   (customize-set-variable 'indicate-buffer-boundaries 'right))
 777
 778 (define-key menu-bar-showhide-fringe-ind-menu [right]
 779   '(menu-item "In Right Fringe" menu-bar-showhide-fringe-ind-right
 780               :help "Show buffer boundaries and arrows in right fringe"
 781               :visible (display-graphic-p)
 782               :button (:radio . (eq indicate-buffer-boundaries 'right))))
 783
 784 (defun menu-bar-showhide-fringe-ind-left ()
 785   "Display buffer boundaries and arrows in the left fringe."
 786   (interactive)
 787   (customize-set-variable 'indicate-buffer-boundaries 'left))
 788
 789 (define-key menu-bar-showhide-fringe-ind-menu [left]
 790   '(menu-item "In Left Fringe" menu-bar-showhide-fringe-ind-left
 791               :help "Show buffer boundaries and arrows in left fringe"
 792               :visible (display-graphic-p)
 793               :button (:radio . (eq indicate-buffer-boundaries 'left))))
 794
 795 (defun menu-bar-showhide-fringe-ind-none ()
 796   "Do not display any buffer boundary indicators."
 797   (interactive)
 798   (customize-set-variable 'indicate-buffer-boundaries nil))
 799
 800 (define-key menu-bar-showhide-fringe-ind-menu [none]
 801   '(menu-item "No Indicators" menu-bar-showhide-fringe-ind-none
 802               :help "Hide all buffer boundary indicators and arrows"
 803               :visible (display-graphic-p)
 804               :button (:radio . (eq indicate-buffer-boundaries nil))))
 805
 806 (define-key menu-bar-showhide-fringe-menu [showhide-fringe-ind]
 807   (list 'menu-item "Buffer Boundaries" menu-bar-showhide-fringe-ind-menu
 808         :visible `(display-graphic-p)
 809         :help "Indicate buffer boundaries in fringe"))
 810
 811 (define-key menu-bar-showhide-fringe-menu [indicate-empty-lines]
 812   (menu-bar-make-toggle toggle-indicate-empty-lines indicate-empty-lines
 813                         "Empty Line Indicators"
 814                         "Indicating of empty lines %s"
 815                         "Indicate trailing empty lines in fringe, globally"))
 816
 817 (defun menu-bar-showhide-fringe-menu-customize ()
 818   "Show customization buffer for `fringe-mode'."
 819   (interactive)
 820   (customize-variable 'fringe-mode))
 821
 822 (define-key menu-bar-showhide-fringe-menu [customize]
 823   '(menu-item "Customize Fringe" menu-bar-showhide-fringe-menu-customize
 824               :help "Detailed customization of fringe"
 825               :visible (display-graphic-p)))
 826
 827 (defun menu-bar-showhide-fringe-menu-customize-reset ()
 828   "Reset the fringe mode: display fringes on both sides of a window."
 829   (interactive)
 830   (customize-set-variable 'fringe-mode nil))
 831
 832 (define-key menu-bar-showhide-fringe-menu [default]
 833   '(menu-item "Default" menu-bar-showhide-fringe-menu-customize-reset
 834               :help "Default width fringe on both left and right side"
 835               :visible (display-graphic-p)
 836               :button (:radio . (eq fringe-mode nil))))
 837
 838 (defun menu-bar-showhide-fringe-menu-customize-right ()
 839   "Display fringes only on the right of each window."
 840   (interactive)
 841   (require 'fringe)
 842   (customize-set-variable 'fringe-mode '(0 . nil)))
 843
 844 (define-key menu-bar-showhide-fringe-menu [right]
 845   '(menu-item "On the Right" menu-bar-showhide-fringe-menu-customize-right
 846               :help "Fringe only on the right side"
 847               :visible (display-graphic-p)
 848               :button (:radio . (equal fringe-mode '(0 . nil)))))
 849
 850 (defun menu-bar-showhide-fringe-menu-customize-left ()
 851   "Display fringes only on the left of each window."
 852   (interactive)
 853   (require 'fringe)
 854   (customize-set-variable 'fringe-mode '(nil . 0)))
 855
 856 (define-key menu-bar-showhide-fringe-menu [left]
 857   '(menu-item "On the Left" menu-bar-showhide-fringe-menu-customize-left
 858               :help "Fringe only on the left side"
 859               :visible (display-graphic-p)
 860               :button (:radio . (equal fringe-mode '(nil . 0)))))
 861
 862 (defun menu-bar-showhide-fringe-menu-customize-disable ()
 863   "Do not display window fringes."
 864   (interactive)
 865   (require 'fringe)
 866   (customize-set-variable 'fringe-mode 0))
 867
 868 (define-key menu-bar-showhide-fringe-menu [none]
 869   '(menu-item "None" menu-bar-showhide-fringe-menu-customize-disable
 870               :help "Turn off fringe"
 871               :visible (display-graphic-p)
 872               :button (:radio . (eq fringe-mode 0))))
 873
 874 (define-key menu-bar-showhide-menu [showhide-fringe]
 875   (list 'menu-item "Fringe" menu-bar-showhide-fringe-menu
 876         :visible `(display-graphic-p)))
 877
 878 (defvar menu-bar-showhide-scroll-bar-menu (make-sparse-keymap "Scroll-bar"))
 879
 880 (define-key menu-bar-showhide-scroll-bar-menu [right]
 881   '(menu-item "On the Right"
 882               menu-bar-right-scroll-bar
 883               :help "Scroll-bar on the right side"
 884               :visible (display-graphic-p)
 885               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 886                                                (frame-parameters))) 'right))))
 887 (defun menu-bar-right-scroll-bar ()
 888   "Display scroll bars on the right of each window."
 889   (interactive)
 890   (customize-set-variable 'scroll-bar-mode 'right))
 891
 892 (define-key menu-bar-showhide-scroll-bar-menu [left]
 893   '(menu-item "On the Left"
 894               menu-bar-left-scroll-bar
 895               :help "Scroll-bar on the left side"
 896               :visible (display-graphic-p)
 897               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 898                                                (frame-parameters))) 'left))))
 899
 900 (defun menu-bar-left-scroll-bar ()
 901   "Display scroll bars on the left of each window."
 902   (interactive)
 903   (customize-set-variable 'scroll-bar-mode 'left))
 904
 905 (define-key menu-bar-showhide-scroll-bar-menu [none]
 906   '(menu-item "None"
 907               menu-bar-no-scroll-bar
 908               :help "Turn off scroll-bar"
 909               :visible (display-graphic-p)
 910               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 911                                                (frame-parameters))) nil))))
 912
 913 (defun menu-bar-no-scroll-bar ()
 914   "Turn off scroll bars."
 915   (interactive)
 916   (customize-set-variable 'scroll-bar-mode nil))
 917
 918 (define-key menu-bar-showhide-menu [showhide-scroll-bar]
 919   (list 'menu-item "Scroll-bar" menu-bar-showhide-scroll-bar-menu
 920         :visible `(display-graphic-p)))
 921
 922 (define-key menu-bar-showhide-menu [showhide-tooltip-mode]
 923   (list 'menu-item "Tooltips" 'tooltip-mode
 924         :help "Turn tooltips on/off"
 925         :visible  `(and (display-graphic-p) (fboundp 'x-show-tip))
 926         :button `(:toggle . tooltip-mode)))
 927
 928 (define-key menu-bar-showhide-menu [menu-bar-mode]
 929   '(menu-item "Menu-bar" toggle-menu-bar-mode-from-frame
 930               :help "Turn menu-bar on/off"
 931               :button (:toggle . (> (frame-parameter nil 'menu-bar-lines) 0))))
 932
 933 (define-key menu-bar-showhide-menu [showhide-tool-bar]
 934   (list 'menu-item "Tool-bar" 'toggle-tool-bar-mode-from-frame
 935         :help "Toggle tool-bar on/off"
 936         :visible `(display-graphic-p)
 937         :button `(:toggle . (> (frame-parameter nil 'tool-bar-lines) 0))))
 938
 939 (define-key menu-bar-options-menu [showhide]
 940   (list 'menu-item "Show/Hide" menu-bar-showhide-menu))
 941
 942 (define-key menu-bar-options-menu [showhide-separator]
 943   '("--"))
 944
 945 (define-key menu-bar-options-menu [mule]
 946   ;; It is better not to use backquote here,
 947   ;; because that makes a bootstrapping problem
 948   ;; if you need to recompile all the Lisp files using interpreted code.
 949   (list 'menu-item "Mule (Multilingual Environment)" mule-menu-keymap
 950 ;; Most of the MULE menu actually does make sense in unibyte mode,
 951 ;; e.g. language selection.
 952 ;;;     ':visible 'default-enable-multibyte-characters
 953         ))
 954 ;(setq menu-bar-final-items (cons 'mule menu-bar-final-items))
 955 ;(define-key menu-bar-options-menu [preferences]
 956 ;  (list 'menu-item "Preferences" menu-bar-preferences-menu
 957 ;       :help "Toggle important global options"))
 958
 959 (define-key menu-bar-options-menu [mule-separator]
 960   '("--"))
 961
 962 (define-key menu-bar-options-menu [debug-on-quit]
 963   (menu-bar-make-toggle toggle-debug-on-quit debug-on-quit
 964                         "Enter Debugger on Quit/C-g" "Debug on Quit %s"
 965                         "Enter Lisp debugger when C-g is pressed"))
 966 (define-key menu-bar-options-menu [debug-on-error]
 967   (menu-bar-make-toggle toggle-debug-on-error debug-on-error
 968                         "Enter Debugger on Error" "Debug on Error %s"
 969                         "Enter Lisp debugger when an error is signaled"))
 970 (define-key menu-bar-options-menu [debugger-separator]
 971   '("--"))
 972
 973 (define-key menu-bar-options-menu [blink-cursor-mode]
 974   (menu-bar-make-mm-toggle blink-cursor-mode
 975                            "Blinking Cursor"
 976                            "Whether the cursor blinks (Blink Cursor mode)"))
 977 (define-key menu-bar-options-menu [cursor-separator]
 978   '("--"))
 979
 980 (define-key menu-bar-options-menu [save-place]
 981   (menu-bar-make-toggle toggle-save-place-globally save-place
 982                         "Save Place in Files between Sessions"
 983                         "Saving place in files %s"
 984                         "Visit files of previous session when restarting Emacs"
 985                         (require 'saveplace)
 986                         ;; Do it by name, to avoid a free-variable
 987                         ;; warning during byte compilation.
 988                         (set-default
 989                          'save-place (not (symbol-value 'save-place)))))
 990
 991 (define-key menu-bar-options-menu [uniquify]
 992   (menu-bar-make-toggle toggle-uniquify-buffer-names uniquify-buffer-name-style
 993                         "Use Directory Names in Buffer Names"
 994                         "Directory name in buffer names (uniquify) %s"
 995                         "Uniquify buffer names by adding parent directory names"
 996                         (require 'uniquify)
 997                         (setq uniquify-buffer-name-style
 998                               (if (not uniquify-buffer-name-style)
 999                                   'forward))))
1000
1001 (define-key menu-bar-options-menu [edit-options-separator]
1002   '("--"))
1003 (define-key menu-bar-options-menu [cua-mode]
1004   (menu-bar-make-mm-toggle cua-mode
1005                            "C-x/C-c/C-v Cut and Paste (CUA)"
1006                            "Use C-z/C-x/C-c/C-v keys for undo/cut/copy/paste"
1007                            (:visible (or (not (boundp 'cua-enable-cua-keys))
1008                                          cua-enable-cua-keys))))
1009
1010 (define-key menu-bar-options-menu [cua-emulation-mode]
1011   (menu-bar-make-mm-toggle cua-mode
1012                            "Shift movement mark region (CUA)"
1013                            "Use shifted movement keys to set and extend the region."
1014                            (:visible (and (boundp 'cua-enable-cua-keys)
1015                                           (not cua-enable-cua-keys)))))
1016
1017 (define-key menu-bar-options-menu [case-fold-search]
1018   (menu-bar-make-toggle toggle-case-fold-search case-fold-search
1019             "Case-Insensitive Search"
1020             "Case-Insensitive Search %s"
1021             "Globally ignore letter-case in search"))
1022
1023 (defun menu-bar-text-mode-auto-fill ()
1024   (interactive)
1025   (toggle-text-mode-auto-fill)
1026   ;; This is somewhat questionable, as `text-mode-hook'
1027   ;; might have changed outside customize.
1028   ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
1029   (customize-mark-as-set 'text-mode-hook))
1030
1031 (define-key menu-bar-options-menu [auto-fill-mode]
1032   '(menu-item "Word Wrap in Text Modes"
1033               menu-bar-text-mode-auto-fill
1034               :help "Automatically fill text between left and right margins (Auto Fill)"
1035               :button (:toggle . (if (listp text-mode-hook)
1036                                      (member 'turn-on-auto-fill text-mode-hook)
1037                                    (eq 'turn-on-auto-fill text-mode-hook)))))
1038 (define-key menu-bar-options-menu [truncate-lines]
1039   '(menu-item "Truncate Long Lines in this Buffer"
1040               toggle-truncate-lines
1041               :help "Truncate long lines on the screen"
1042               :button (:toggle . (if (or (window-full-width-p)
1043                                          (not truncate-partial-width-windows))
1044                                      truncate-lines
1045                                    truncate-partial-width-windows))
1046               :enable (and (menu-bar-menu-frame-live-and-visible-p)
1047                            (or (window-full-width-p)
1048                                (not truncate-partial-width-windows)))))
1049
1050 (define-key menu-bar-options-menu [highlight-separator]
1051   '("--"))
1052 (define-key menu-bar-options-menu [highlight-paren-mode]
1053   (menu-bar-make-mm-toggle show-paren-mode
1054                            "Paren Match Highlighting"
1055                            "Highlight matching/mismatched parentheses at cursor (Show Paren mode)"))
1056 (define-key menu-bar-options-menu [transient-mark-mode]
1057   (menu-bar-make-mm-toggle transient-mark-mode
1058                            "Active Region Highlighting"
1059                            "Make text in active region stand out in color (Transient Mark mode)"
1060                            (:enable (not cua-mode))))
1061
1062 \f
1063 ;; The "Tools" menu items
1064
1065 (defun send-mail-item-name ()
1066   (let* ((known-send-mail-commands '((sendmail-user-agent . "sendmail")
1067                                      (mh-e-user-agent . "MH")
1068                                      (message-user-agent . "Gnus Message")
1069                                      (gnus-user-agent . "Gnus")))
1070          (name (assq mail-user-agent known-send-mail-commands)))
1071     (if name
1072         (setq name (cdr name))
1073       (setq name (symbol-name mail-user-agent))
1074       (if (string-match "\\(.+\\)-user-agent" name)
1075           (setq name (match-string 1 name))))
1076     name))
1077
1078 (defun read-mail-item-name ()
1079   (let* ((known-rmail-commands '((rmail . "RMAIL")
1080                                  (mh-rmail . "MH")
1081                                  (gnus . "Gnus")))
1082          (known (assq read-mail-command known-rmail-commands)))
1083     (if known (cdr known) (symbol-name read-mail-command))))
1084
1085 (defvar menu-bar-encryption-decryption-menu
1086   (make-sparse-keymap "Encryption/Decryption"))
1087
1088 (define-key menu-bar-tools-menu [encryption-decryption]
1089   (list 'menu-item "Encryption/Decryption" menu-bar-encryption-decryption-menu))
1090
1091 (define-key menu-bar-tools-menu [separator-encryption-decryption]
1092   '("--"))
1093
1094 (define-key menu-bar-encryption-decryption-menu [insert-keys]
1095   '(menu-item "Insert Keys" epa-insert-keys
1096               :help "Insert public keys after the current point"))
1097
1098 (define-key menu-bar-encryption-decryption-menu [export-keys]
1099   '(menu-item "Export Keys" epa-export-keys
1100               :help "Export public keys to a file"))
1101
1102 (define-key menu-bar-encryption-decryption-menu [import-keys-region]
1103   '(menu-item "Import Keys from Region" epa-import-keys-region
1104               :help "Import public keys from the current region"))
1105
1106 (define-key menu-bar-encryption-decryption-menu [import-keys]
1107   '(menu-item "Import Keys from File" epa-import-keys
1108               :help "Import public keys from a file"))
1109
1110 (define-key menu-bar-encryption-decryption-menu [list-keys]
1111   '(menu-item "List Keys" epa-list-keys
1112               :help "Browse your public keyring"))
1113
1114 (define-key menu-bar-encryption-decryption-menu [separator-keys]
1115   '("--"))
1116
1117 (define-key menu-bar-encryption-decryption-menu [encrypt-region]
1118   '(menu-item "Encrypt Region" epa-encrypt-region
1119               :help "Encrypt the current region"))
1120
1121 (define-key menu-bar-encryption-decryption-menu [encrypt-file]
1122   '(menu-item "Encrypt File" epa-encrypt-file
1123               :help "Encrypt a file"))
1124
1125 (define-key menu-bar-encryption-decryption-menu [sign-region]
1126   '(menu-item "Sign Region" epa-sign-region
1127               :help "Create digital signature of the current region"))
1128
1129 (define-key menu-bar-encryption-decryption-menu [sign-file]
1130   '(menu-item "Sign File" epa-sign-file
1131               :help "Create digital signature of a file"))
1132
1133 (define-key menu-bar-encryption-decryption-menu [verify-region]
1134   '(menu-item "Verify Region" epa-verify-region
1135               :help "Verify digital signature of the current region"))
1136
1137 (define-key menu-bar-encryption-decryption-menu [verify-file]
1138   '(menu-item "Verify File" epa-verify-file
1139               :help "Verify digital signature of a file"))
1140
1141 (define-key menu-bar-encryption-decryption-menu [decrypt-region]
1142   '(menu-item "Decrypt Region" epa-decrypt-region
1143               :help "Decrypt the current region"))
1144
1145 (define-key menu-bar-encryption-decryption-menu [decrypt-file]
1146   '(menu-item "Decrypt File" epa-decrypt-file
1147               :help "Decrypt a file"))
1148
1149 (defvar menu-bar-games-menu (make-sparse-keymap "Games"))
1150
1151 (define-key menu-bar-tools-menu [games]
1152   (list 'menu-item "Games" menu-bar-games-menu))
1153
1154 (define-key menu-bar-tools-menu [separator-games]
1155   '("--"))
1156
1157 (define-key menu-bar-games-menu [zone]
1158   '(menu-item "Zone Out"  zone
1159               :help "Play tricks with Emacs display when Emacs is idle"))
1160 (define-key menu-bar-games-menu [tetris]
1161   '(menu-item "Tetris"  tetris
1162               :help "Falling blocks game"))
1163 (define-key menu-bar-games-menu [solitaire]
1164   '(menu-item "Solitaire"  solitaire
1165               :help "Get rid of all the stones"))
1166 (define-key menu-bar-games-menu [snake]
1167   '(menu-item "Snake"  snake
1168               :help "Move snake around avoiding collisions"))
1169 (define-key menu-bar-games-menu [pong]
1170   '(menu-item "Pong" pong
1171               :help "Bounce the ball to your opponent"))
1172 (define-key menu-bar-games-menu [mult]
1173   '(menu-item "Multiplication Puzzle"  mpuz
1174               :help "Exercise brain with multiplication"))
1175 (define-key menu-bar-games-menu [life]
1176   '(menu-item "Life"  life
1177               :help "Watch how John Conway's cellular automaton evolves"))
1178 (define-key menu-bar-games-menu [hanoi]
1179   '(menu-item "Towers of Hanoi" hanoi
1180               :help "Watch Towers-of-Hanoi puzzle solved by Emacs"))
1181 (define-key menu-bar-games-menu [gomoku]
1182   '(menu-item "Gomoku"  gomoku
1183               :help "Mark 5 contiguous squares (like tic-tac-toe)"))
1184 (define-key menu-bar-games-menu [bubbles]
1185   '(menu-item "Bubbles" bubbles
1186               :help "Remove all bubbles using the fewest moves"))
1187 (define-key menu-bar-games-menu [black-box]
1188   '(menu-item "Blackbox"  blackbox
1189               :help "Find balls in a black box by shooting rays"))
1190 (define-key menu-bar-games-menu [adventure]
1191   '(menu-item "Adventure"  dunnet
1192               :help "Dunnet, a text Adventure game for Emacs"))
1193 (define-key menu-bar-games-menu [5x5]
1194   '(menu-item "5x5" 5x5
1195               :help "Fill in all the squares on a 5x5 board"))
1196
1197 (define-key menu-bar-tools-menu [simple-calculator]
1198   '(menu-item "Simple Calculator" calculator
1199               :help "Invoke the Emacs built-in quick calculator"))
1200 (define-key menu-bar-tools-menu [calc]
1201   '(menu-item "Programmable Calculator" calc
1202               :help "Invoke the Emacs built-in full scientific calculator"))
1203 (define-key menu-bar-tools-menu [calendar]
1204   '(menu-item "Calendar" calendar
1205               :help "Invoke the Emacs built-in calendar"))
1206
1207 (define-key menu-bar-tools-menu [separator-net]
1208   '("--"))
1209
1210 (define-key menu-bar-tools-menu [directory-search]
1211   '(menu-item "Directory Search" eudc-tools-menu))
1212 (define-key menu-bar-tools-menu [compose-mail]
1213   (list
1214    'menu-item `(format "Send Mail (with %s)" (send-mail-item-name))
1215    'compose-mail
1216    :visible `(and mail-user-agent (not (eq mail-user-agent 'ignore)))
1217    :help "Send a mail message"))
1218 (define-key menu-bar-tools-menu [rmail]
1219   (list
1220    'menu-item `(format "Read Mail (with %s)" (read-mail-item-name))
1221    'menu-bar-read-mail
1222    :visible `(and read-mail-command (not (eq read-mail-command 'ignore)))
1223    :help "Read your mail and reply to it"))
1224
1225 (defun menu-bar-read-mail ()
1226   "Read mail using `read-mail-command'."
1227   (interactive)
1228   (call-interactively read-mail-command))
1229
1230 (define-key menu-bar-tools-menu [gnus]
1231   '(menu-item "Read Net News (Gnus)" gnus
1232               :help "Read network news groups"))
1233
1234 (define-key menu-bar-tools-menu [separator-vc]
1235   '("--"))
1236
1237 (define-key menu-bar-tools-menu [pcl-cvs]
1238   '(menu-item "PCL-CVS" cvs-global-menu))
1239 (define-key menu-bar-tools-menu [vc] nil) ;Create the place for the VC menu.
1240
1241 (define-key menu-bar-tools-menu [separator-compare]
1242   '("--"))
1243
1244 (define-key menu-bar-tools-menu [ediff-misc]
1245   '(menu-item "Ediff Miscellanea" menu-bar-ediff-misc-menu))
1246 (define-key menu-bar-tools-menu [epatch]
1247   '(menu-item "Apply Patch" menu-bar-epatch-menu))
1248 (define-key menu-bar-tools-menu [ediff-merge]
1249   '(menu-item "Merge" menu-bar-ediff-merge-menu))
1250 (define-key menu-bar-tools-menu [compare]
1251   '(menu-item "Compare (Ediff)" menu-bar-ediff-menu))
1252
1253 (define-key menu-bar-tools-menu [separator-spell]
1254   '("--"))
1255
1256 (define-key menu-bar-tools-menu [spell]
1257   '(menu-item "Spell Checking" ispell-menu-map))
1258
1259 (define-key menu-bar-tools-menu [separator-prog]
1260   '("--"))
1261
1262 (define-key menu-bar-tools-menu [gdb]
1263   '(menu-item "Debugger (GDB)..." gdb
1264               :help "Debug a program from within Emacs with GDB"))
1265 (define-key menu-bar-tools-menu [shell-on-region]
1266   '(menu-item "Shell Command on Region..." shell-command-on-region
1267               :enable mark-active
1268               :help "Pass marked region to a shell command"))
1269 (define-key menu-bar-tools-menu [shell]
1270   '(menu-item "Shell Command..." shell-command
1271               :help "Invoke a shell command and catch its output"))
1272 (define-key menu-bar-tools-menu [compile]
1273   '(menu-item "Compile..." compile
1274               :help "Invoke compiler or Make, view compilation errors"))
1275 (define-key menu-bar-tools-menu [grep]
1276   '(menu-item "Search Files (Grep)..." grep
1277               :help "Search files for strings or regexps (with Grep)"))
1278
1279 \f
1280 ;; The "Help" menu items
1281
1282 (defvar menu-bar-describe-menu (make-sparse-keymap "Describe"))
1283
1284 (define-key menu-bar-describe-menu [mule-diag]
1285   '(menu-item "Show All of Mule Status" mule-diag
1286               :visible default-enable-multibyte-characters
1287               :help "Display multilingual environment settings"))
1288 (define-key menu-bar-describe-menu [describe-coding-system-briefly]
1289   '(menu-item "Describe Coding System (Briefly)"
1290               describe-current-coding-system-briefly
1291               :visible default-enable-multibyte-characters))
1292 (define-key menu-bar-describe-menu [describe-coding-system]
1293   '(menu-item "Describe Coding System..." describe-coding-system
1294               :visible default-enable-multibyte-characters))
1295 (define-key menu-bar-describe-menu [describe-input-method]
1296   '(menu-item "Describe Input Method..." describe-input-method
1297               :visible default-enable-multibyte-characters
1298               :help "Keyboard layout for specific input method"))
1299 (define-key menu-bar-describe-menu [describe-language-environment]
1300   (list 'menu-item "Describe Language Environment"
1301         describe-language-environment-map))
1302
1303 (define-key menu-bar-describe-menu [separator-desc-mule]
1304   '("--"))
1305
1306 (define-key menu-bar-describe-menu [list-keybindings]
1307   '(menu-item "List Key Bindings" describe-bindings
1308               :help "Display all current keybindings (keyboard shortcuts)"))
1309 (define-key menu-bar-describe-menu [describe-current-display-table]
1310   '(menu-item "Describe Display Table" describe-current-display-table
1311               :help "Describe the current display table"))
1312 (define-key menu-bar-describe-menu [describe-face]
1313   '(menu-item "Describe Face..." describe-face
1314               :help "Display the properties of a face"))
1315 (define-key menu-bar-describe-menu [describe-variable]
1316   '(menu-item "Describe Variable..." describe-variable
1317               :help "Display documentation of variable/option"))
1318 (define-key menu-bar-describe-menu [describe-function]
1319   '(menu-item "Describe Function..." describe-function
1320               :help "Display documentation of function/command"))
1321 (define-key menu-bar-describe-menu [describe-key-1]
1322   '(menu-item "Describe Key or Mouse Operation..." describe-key
1323               ;; Users typically don't identify keys and menu items...
1324               :help "Display documentation of command bound to a \
1325 key, a click, or a menu-item"))
1326 (define-key menu-bar-describe-menu [describe-mode]
1327   '(menu-item "Describe Buffer Modes" describe-mode
1328               :help "Describe this buffer's major and minor mode"))
1329
1330 (defvar menu-bar-search-documentation-menu
1331   (make-sparse-keymap "Search Documentation"))
1332 (defun menu-bar-read-lispref ()
1333   "Display the Emacs Lisp Reference manual in Info mode."
1334   (interactive)
1335   (info "elisp"))
1336
1337 (defun menu-bar-read-lispintro ()
1338   "Display the Introduction to Emacs Lisp Programming in Info mode."
1339   (interactive)
1340   (info "eintr"))
1341
1342 (defun search-emacs-glossary ()
1343   "Display the Glossary node of the Emacs manual in Info mode."
1344   (interactive)
1345   (info "(emacs)Glossary"))
1346
1347 (defun emacs-index-search (topic)
1348   "Look up TOPIC in the indices of the Emacs User Manual."
1349   (interactive "sSubject to look up: ")
1350   (info "emacs")
1351   (Info-index topic))
1352
1353 (defun elisp-index-search (topic)
1354   "Look up TOPIC in the indices of the Emacs Lisp Reference Manual."
1355   (interactive "sSubject to look up: ")
1356   (info "elisp")
1357   (Info-index topic))
1358
1359 (define-key menu-bar-search-documentation-menu [search-documentation-strings]
1360   '(menu-item "Search Documentation Strings..." apropos-documentation
1361               :help
1362               "Find functions and variables whose doc strings match a regexp"))
1363 (define-key menu-bar-search-documentation-menu [find-any-object-by-name]
1364   '(menu-item "Find Any Object by Name..."  apropos
1365               :help "Find symbols of any kind whose names match a regexp"))
1366 (define-key menu-bar-search-documentation-menu [find-option-by-value]
1367   '(menu-item "Find Options by Value..." apropos-value
1368               :help "Find variables whose values match a regexp"))
1369 (define-key menu-bar-search-documentation-menu [find-options-by-name]
1370   '(menu-item "Find Options by Name..." apropos-variable
1371               :help "Find variables whose names match a regexp"))
1372 (define-key menu-bar-search-documentation-menu [find-commands-by-name]
1373   '(menu-item "Find Commands by Name..." apropos-command
1374               :help "Find commands whose names match a regexp"))
1375 (define-key menu-bar-search-documentation-menu [sep1]
1376   '("--"))
1377 (define-key menu-bar-search-documentation-menu [lookup-command-in-manual]
1378   '(menu-item "Look Up Command in User Manual..." Info-goto-emacs-command-node
1379               :help "Display manual section that describes a command"))
1380 (define-key menu-bar-search-documentation-menu [lookup-key-in-manual]
1381   '(menu-item "Look Up Key in User Manual..." Info-goto-emacs-key-command-node
1382               :help "Display manual section that describes a key"))
1383 (define-key menu-bar-search-documentation-menu [lookup-subject-in-elisp-manual]
1384   '(menu-item "Look Up Subject in ELisp Manual..." elisp-index-search
1385               :help "Find description of a subject in Emacs Lisp manual"))
1386 (define-key menu-bar-search-documentation-menu [lookup-subject-in-emacs-manual]
1387   '(menu-item "Look Up Subject in User Manual..." emacs-index-search
1388               :help "Find description of a subject in Emacs User manual"))
1389 (define-key menu-bar-search-documentation-menu [emacs-terminology]
1390   '(menu-item "Emacs Terminology" search-emacs-glossary
1391               :help "Display the Glossary section of the Emacs manual"))
1392
1393 (defvar menu-bar-manuals-menu (make-sparse-keymap "More Manuals"))
1394
1395 (define-key menu-bar-manuals-menu [man]
1396   '(menu-item "Read Man Page..." manual-entry
1397               :help "Man-page docs for external commands and libraries"))
1398 (define-key menu-bar-manuals-menu [sep2]
1399   '("--"))
1400 (define-key menu-bar-manuals-menu [order-emacs-manuals]
1401   '(menu-item "Ordering Manuals" view-order-manuals
1402               :help "How to order manuals from the Free Software Foundation"))
1403 (define-key menu-bar-manuals-menu [lookup-subject-in-all-manuals]
1404   '(menu-item "Lookup Subject in all manuals..." info-apropos
1405               :help "Find description of a subject in all installed manuals"))
1406 (define-key menu-bar-manuals-menu [other-manuals]
1407   '(menu-item "All Other Manuals (Info)" Info-directory
1408               :help "Read any of the installed manuals"))
1409 (define-key menu-bar-manuals-menu [emacs-lisp-reference]
1410   '(menu-item "Emacs Lisp Reference" menu-bar-read-lispref
1411               :help "Read the Emacs Lisp Reference manual"))
1412 (define-key menu-bar-manuals-menu [emac-lisp-intro]
1413   '(menu-item "Introduction to Emacs Lisp" menu-bar-read-lispintro
1414               :help "Read the Introduction to Emacs Lisp Programming"))
1415
1416 (define-key menu-bar-help-menu [about-gnu-project]
1417   '(menu-item "About GNU" describe-gnu-project
1418               :help "About the GNU System, GNU Project, and GNU/Linux"))
1419 (define-key menu-bar-help-menu [about-emacs]
1420   '(menu-item "About Emacs" about-emacs
1421               :help "Display version number, copyright info, and basic help"))
1422 (define-key menu-bar-help-menu [sep4]
1423   '("--"))
1424 (define-key menu-bar-help-menu [describe-no-warranty]
1425   '(menu-item "(Non)Warranty" describe-no-warranty
1426               :help "Explain that Emacs has NO WARRANTY"))
1427 (define-key menu-bar-help-menu [describe-copying]
1428   '(menu-item "Copying Conditions" describe-copying
1429               :help "Show the Emacs license (GPL)"))
1430 (define-key menu-bar-help-menu [getting-new-versions]
1431   '(menu-item "Getting New Versions" describe-distribution
1432               :help "How to get latest versions of Emacs"))
1433 (defun menu-bar-help-extra-packages ()
1434   "Display help about some additional packages available for Emacs."
1435   (interactive)
1436   (let (enable-local-variables)
1437     (view-file (expand-file-name "MORE.STUFF"
1438                                  data-directory))
1439     (goto-address)))
1440 (define-key menu-bar-help-menu [sep2]
1441   '("--"))
1442 (define-key menu-bar-help-menu [external-packages]
1443   '(menu-item "External Packages" menu-bar-help-extra-packages
1444               :help "Lisp packages distributed separately for use in Emacs"))
1445 (define-key menu-bar-help-menu [find-emacs-packages]
1446   '(menu-item "Find Emacs Packages" finder-by-keyword
1447               :help "Find packages and features by keyword"))
1448 (define-key menu-bar-help-menu [more-manuals]
1449   (list 'menu-item "More Manuals" menu-bar-manuals-menu))
1450 (define-key menu-bar-help-menu [emacs-manual]
1451   '(menu-item "Read the Emacs Manual" info-emacs-manual
1452               :help "Full documentation of Emacs features"))
1453 (define-key menu-bar-help-menu [describe]
1454   (list 'menu-item "Describe" menu-bar-describe-menu))
1455 (define-key menu-bar-help-menu [search-documentation]
1456   (list 'menu-item "Search Documentation" menu-bar-search-documentation-menu))
1457 (define-key menu-bar-help-menu [sep1]
1458   '("--"))
1459 (define-key menu-bar-help-menu [emacs-psychotherapist]
1460   '(menu-item "Emacs Psychotherapist" doctor
1461               :help "Our doctor will help you feel better"))
1462 (define-key menu-bar-help-menu [send-emacs-bug-report]
1463   '(menu-item "Send Bug Report..." report-emacs-bug
1464               :help "Send e-mail to Emacs maintainers"))
1465 (define-key menu-bar-help-menu [emacs-known-problems]
1466   '(menu-item "Emacs Known Problems" view-emacs-problems
1467               :help "Read about known problems with Emacs"))
1468 (define-key menu-bar-help-menu [emacs-news]
1469   '(menu-item "Emacs News" view-emacs-news
1470               :help "New features of this version"))
1471 (define-key menu-bar-help-menu [emacs-faq]
1472   '(menu-item "Emacs FAQ" view-emacs-FAQ
1473               :help "Frequently asked (and answered) questions about Emacs"))
1474
1475 (defun help-with-tutorial-spec-language ()
1476   "Use the Emacs tutorial, specifying which language you want."
1477   (interactive)
1478   (help-with-tutorial t))
1479
1480 (define-key menu-bar-help-menu [emacs-tutorial-language-specific]
1481   '(menu-item "Emacs Tutorial (choose language)..."
1482               help-with-tutorial-spec-language
1483               :help "Learn how to use Emacs (choose a language)"))
1484 (define-key menu-bar-help-menu [emacs-tutorial]
1485   '(menu-item "Emacs Tutorial" help-with-tutorial
1486               :help "Learn how to use Emacs"))
1487
1488 (defun menu-bar-menu-frame-live-and-visible-p ()
1489   "Return non-nil if the menu frame is alive and visible.
1490 The menu frame is the frame for which we are updating the menu."
1491   (let ((menu-frame (or menu-updating-frame (selected-frame))))
1492     (and (frame-live-p menu-frame)
1493          (frame-visible-p menu-frame))))
1494
1495 (defun menu-bar-non-minibuffer-window-p ()
1496   "Return non-nil if selected window of the menu frame is not a minibuf window.
1497
1498 See the documentation of `menu-bar-menu-frame-live-and-visible-p'
1499 for the definition of the menu frame."
1500   (let ((menu-frame (or menu-updating-frame (selected-frame))))
1501     (not (window-minibuffer-p (frame-selected-window menu-frame)))))
1502
1503 (defun kill-this-buffer ()      ; for the menu bar
1504   "Kill the current buffer.
1505 When called in the minibuffer, get out of the minibuffer
1506 using `abort-recursive-edit'."
1507   (interactive)
1508   (if (menu-bar-non-minibuffer-window-p)
1509       (kill-buffer (current-buffer))
1510     (abort-recursive-edit)))
1511
1512 (defun kill-this-buffer-enabled-p ()
1513   (let ((count 0)
1514         (buffers (buffer-list)))
1515     (while buffers
1516       (or (string-match "^ " (buffer-name (car buffers)))
1517           (setq count (1+ count)))
1518       (setq buffers (cdr buffers)))
1519     (or (not (menu-bar-non-minibuffer-window-p))
1520         (> count 1))))
1521
1522 (put 'dired 'menu-enable '(menu-bar-non-minibuffer-window-p))
1523
1524 ;; Permit deleting frame if it would leave a visible or iconified frame.
1525 (defun delete-frame-enabled-p ()
1526   "Return non-nil if `delete-frame' should be enabled in the menu bar."
1527   (let ((frames (frame-list))
1528         (count 0))
1529     (while frames
1530       (if (frame-visible-p (car frames))
1531           (setq count (1+ count)))
1532       (setq frames (cdr frames)))
1533     (> count 1)))
1534
1535 (defcustom yank-menu-length 20
1536   "*Maximum length to display in the yank-menu."
1537   :type 'integer
1538   :group 'menu)
1539
1540 (defun menu-bar-update-yank-menu (string old)
1541   (let ((front (car (cdr yank-menu)))
1542         (menu-string (if (<= (length string) yank-menu-length)
1543                          string
1544                        (concat
1545                         (substring string 0 (/ yank-menu-length 2))
1546                         "..."
1547                         (substring string (- (/ yank-menu-length 2)))))))
1548     ;; Don't let the menu string be all dashes
1549     ;; because that has a special meaning in a menu.
1550     (if (string-match "\\`-+\\'" menu-string)
1551         (setq menu-string (concat menu-string " ")))
1552     ;; If we're supposed to be extending an existing string, and that
1553     ;; string really is at the front of the menu, then update it in place.
1554     (if (and old (or (eq old (car front))
1555                      (string= old (car front))))
1556         (progn
1557           (setcar front string)
1558           (setcar (cdr front) menu-string))
1559       (setcdr yank-menu
1560               (cons
1561                (cons string (cons menu-string 'menu-bar-select-yank))
1562                (cdr yank-menu)))))
1563   (if (> (length (cdr yank-menu)) kill-ring-max)
1564       (setcdr (nthcdr kill-ring-max yank-menu) nil)))
1565
1566 (put 'menu-bar-select-yank 'apropos-inhibit t)
1567 (defun menu-bar-select-yank ()
1568   "Insert the stretch of previously-killed text selected from menu.
1569 The menu shows all the killed text sequences stored in `kill-ring'."
1570   (interactive "*")
1571   (push-mark (point))
1572   (insert last-command-event))
1573
1574 \f
1575 ;;; Buffers Menu
1576
1577 (defcustom buffers-menu-max-size 10
1578   "*Maximum number of entries which may appear on the Buffers menu.
1579 If this is 10, then only the ten most-recently-selected buffers are shown.
1580 If this is nil, then all buffers are shown.
1581 A large number or nil slows down menu responsiveness."
1582   :type '(choice integer
1583                  (const :tag "All" nil))
1584   :group 'menu)
1585
1586 (defcustom buffers-menu-buffer-name-length 30
1587   "*Maximum length of the buffer name on the Buffers menu.
1588 If this is a number, then buffer names are truncated to this length.
1589 If this is nil, then buffer names are shown in full.
1590 A large number or nil makes the menu too wide."
1591   :type '(choice integer
1592                  (const :tag "Full length" nil))
1593   :group 'menu)
1594
1595 (defcustom buffers-menu-show-directories 'unless-uniquify
1596   "If non-nil, show directories in the Buffers menu for buffers that have them.
1597 The special value `unless-uniquify' means that directories will be shown
1598 unless `uniquify-buffer-name-style' is non-nil (in which case, buffer
1599 names should include enough of a buffer's directory to distinguish it
1600 from other buffers).
1601
1602 Setting this variable directly does not take effect until next time the
1603 Buffers menu is regenerated."
1604   :set (lambda (symbol value)
1605          (set symbol value)
1606          (menu-bar-update-buffers t))
1607   :initialize 'custom-initialize-default
1608   :type '(choice (const :tag "Never" nil)
1609                  (const :tag "Unless uniquify is enabled" unless-uniquify)
1610                  (const :tag "Always" t))
1611   :group 'menu)
1612
1613 (defcustom buffers-menu-show-status t
1614   "If non-nil, show modified/read-only status of buffers in the Buffers menu.
1615 Setting this variable directly does not take effect until next time the
1616 Buffers menu is regenerated."
1617   :set (lambda (symbol value)
1618          (set symbol value)
1619          (menu-bar-update-buffers t))
1620   :initialize 'custom-initialize-default
1621   :type 'boolean
1622   :group 'menu)
1623
1624 (defvar list-buffers-directory nil)
1625
1626 (defun menu-bar-select-frame (frame)
1627   (make-frame-visible frame)
1628   (raise-frame frame)
1629   (select-frame frame))
1630
1631 (defun menu-bar-update-buffers-1 (elt)
1632   (let* ((buf (car elt))
1633          (file
1634           (and (if (eq buffers-menu-show-directories 'unless-uniquify)
1635                    (or (not (boundp 'uniquify-buffer-name-style))
1636                        (null uniquify-buffer-name-style))
1637                  buffers-menu-show-directories)
1638                (or (buffer-file-name buf)
1639                    (buffer-local-value 'list-buffers-directory buf)))))
1640     (when file
1641       (setq file (file-name-directory file)))
1642     (when (and file (> (length file) 20))
1643       (setq file (concat "..." (substring file -17))))
1644     (cons (if buffers-menu-show-status
1645               (let ((mod (if (buffer-modified-p buf) "*" ""))
1646                     (ro (if (buffer-local-value 'buffer-read-only buf) "%" "")))
1647                 (if file
1648                     (format "%s  %s%s  --  %s" (cdr elt) mod ro file)
1649                   (format "%s  %s%s" (cdr elt) mod ro)))
1650             (if file
1651                 (format "%s  --  %s"  (cdr elt) file)
1652               (cdr elt)))
1653           buf)))
1654
1655 ;; Used to cache the menu entries for commands in the Buffers menu
1656 (defvar menu-bar-buffers-menu-command-entries nil)
1657
1658 (defun menu-bar-update-buffers (&optional force)
1659   ;; If user discards the Buffers item, play along.
1660   (and (lookup-key (current-global-map) [menu-bar buffer])
1661        (or force (frame-or-buffer-changed-p))
1662        (let ((buffers (buffer-list))
1663              (frames (frame-list))
1664              buffers-menu)
1665          ;; If requested, list only the N most recently selected buffers.
1666          (if (and (integerp buffers-menu-max-size)
1667                   (> buffers-menu-max-size 1))
1668              (if (> (length buffers) buffers-menu-max-size)
1669                  (setcdr (nthcdr buffers-menu-max-size buffers) nil)))
1670
1671          ;; Make the menu of buffers proper.
1672          (setq buffers-menu
1673                (let (alist)
1674                  ;; Put into each element of buffer-list
1675                  ;; the name for actual display,
1676                  ;; perhaps truncated in the middle.
1677                  (dolist (buf buffers)
1678                    (let ((name (buffer-name buf)))
1679                      (unless (eq ?\s (aref name 0))
1680                        (push (menu-bar-update-buffers-1
1681                               (cons buf
1682                                     (if (and (integerp buffers-menu-buffer-name-length)
1683                                              (> (length name) buffers-menu-buffer-name-length))
1684                                         (concat
1685                                          (substring
1686                                           name 0 (/ buffers-menu-buffer-name-length 2))
1687                                          "..."
1688                                          (substring
1689                                           name (- (/ buffers-menu-buffer-name-length 2))))
1690                                       name)
1691                                     ))
1692                              alist))))
1693                  ;; Now make the actual list of items.
1694                  (let ((buffers-vec (make-vector (length alist) nil))
1695                        (i (length alist)))
1696                    (dolist (pair alist)
1697                      (setq i (1- i))
1698                      (aset buffers-vec i
1699                            (nconc (list (car pair)
1700                                         (cons nil nil))
1701                                   `(lambda ()
1702                                      (interactive)
1703                                      (switch-to-buffer ,(cdr pair))))))
1704                    (list buffers-vec))))
1705
1706          ;; Make a Frames menu if we have more than one frame.
1707          (when (cdr frames)
1708            (let* ((frames-vec (make-vector (length frames) nil))
1709                   (frames-menu
1710                    (cons 'keymap
1711                          (list "Select Frame" frames-vec)))
1712                   (i 0))
1713              (dolist (frame frames)
1714                (aset frames-vec i
1715                      (nconc
1716                       (list
1717                        (frame-parameter frame 'name)
1718                        (cons nil nil))
1719                       `(lambda ()
1720                          (interactive) (menu-bar-select-frame ,frame))))
1721                (setq i (1+ i)))
1722              ;; Put it after the normal buffers
1723              (setq buffers-menu
1724                    (nconc buffers-menu
1725                           `((frames-separator "--")
1726                             (frames menu-item "Frames" ,frames-menu))))))
1727
1728          ;; Add in some normal commands at the end of the menu.  We use
1729          ;; the copy cached in `menu-bar-buffers-menu-command-entries'
1730          ;; if it's been set already.  Note that we can't use constant
1731          ;; lists for the menu-entries, because the low-level menu-code
1732          ;; modifies them.
1733          (unless menu-bar-buffers-menu-command-entries
1734            (setq menu-bar-buffers-menu-command-entries
1735                  (list '(command-separator "--")
1736                        (list 'next-buffer
1737                              'menu-item
1738                              "Next Buffer"
1739                              'next-buffer
1740                              :help "Switch to the \"next\" buffer in a cyclic order")
1741                        (list 'previous-buffer
1742                              'menu-item
1743                              "Previous Buffer"
1744                              'previous-buffer
1745                              :help "Switch to the \"previous\" buffer in a cyclic order")
1746                        (list 'select-named-buffer
1747                              'menu-item
1748                              "Select Named Buffer..."
1749                              'switch-to-buffer
1750                              :help "Prompt for a buffer name, and select that buffer in the current window")
1751                        (list 'list-all-buffers
1752                              'menu-item
1753                              "List All Buffers"
1754                              'list-buffers
1755                              :help "Pop up a window listing all Emacs buffers"
1756                              ))))
1757          (setq buffers-menu
1758                (nconc buffers-menu menu-bar-buffers-menu-command-entries))
1759
1760          ;; We used to "(define-key (current-global-map) [menu-bar buffer]"
1761          ;; but that did not do the right thing when the [menu-bar buffer]
1762          ;; entry above had been moved (e.g. to a parent keymap).
1763          (setcdr global-buffers-menu-map (cons "Select Buffer" buffers-menu)))))
1764
1765 (add-hook 'menu-bar-update-hook 'menu-bar-update-buffers)
1766
1767 (menu-bar-update-buffers)
1768
1769 ;; this version is too slow
1770 ;;(defun format-buffers-menu-line (buffer)
1771 ;;  "Returns a string to represent the given buffer in the Buffer menu.
1772 ;;nil means the buffer shouldn't be listed.  You can redefine this."
1773 ;;  (if (string-match "\\` " (buffer-name buffer))
1774 ;;      nil
1775 ;;    (save-excursion
1776 ;;     (set-buffer buffer)
1777 ;;     (let ((size (buffer-size)))
1778 ;;       (format "%s%s %-19s %6s %-15s %s"
1779 ;;             (if (buffer-modified-p) "*" " ")
1780 ;;             (if buffer-read-only "%" " ")
1781 ;;             (buffer-name)
1782 ;;             size
1783 ;;             mode-name
1784 ;;             (or (buffer-file-name) ""))))))
1785 \f
1786 ;;; Set up a menu bar menu for the minibuffer.
1787
1788 (dolist (map (list minibuffer-local-map
1789                    ;; This shouldn't be necessary, but there's a funny
1790                    ;; bug in keymap.c that I don't understand yet.  -stef
1791                    minibuffer-local-completion-map))
1792   (define-key map [menu-bar minibuf]
1793     (cons "Minibuf" (make-sparse-keymap "Minibuf"))))
1794
1795 (let ((map minibuffer-local-completion-map))
1796   (define-key map [menu-bar minibuf ?\?]
1797     (list 'menu-item "List Completions" 'minibuffer-completion-help
1798           :help "Display all possible completions"))
1799   (define-key map [menu-bar minibuf space]
1800     (list 'menu-item "Complete Word" 'minibuffer-complete-word
1801           :help "Complete at most one word"))
1802   (define-key map [menu-bar minibuf tab]
1803     (list 'menu-item "Complete" 'minibuffer-complete
1804           :help "Complete as far as possible")))
1805
1806 (let ((map minibuffer-local-map))
1807   (define-key map [menu-bar minibuf quit]
1808     (list 'menu-item "Quit" 'abort-recursive-edit
1809           :help "Abort input and exit minibuffer"))
1810   (define-key map [menu-bar minibuf return]
1811     (list 'menu-item "Enter" 'exit-minibuffer
1812           :key-sequence "\r"
1813           :help "Terminate input and exit minibuffer"))
1814   (define-key map [menu-bar minibuf isearch-forward]
1815     (list 'menu-item "Isearch History Forward" 'isearch-forward
1816           :help "Incrementally search minibuffer history forward"))
1817   (define-key map [menu-bar minibuf isearch-backward]
1818     (list 'menu-item "Isearch History Backward" 'isearch-backward
1819           :help "Incrementally search minibuffer history backward"))
1820   (define-key map [menu-bar minibuf next]
1821     (list 'menu-item "Next History Item" 'next-history-element
1822           :help "Put next minibuffer history element in the minibuffer"))
1823   (define-key map [menu-bar minibuf previous]
1824     (list 'menu-item "Previous History Item" 'previous-history-element
1825           :help "Put previous minibuffer history element in the minibuffer")))
1826 \f
1827 ;;;###autoload
1828 ;; This comment is taken from tool-bar.el near
1829 ;; (put 'tool-bar-mode ...)
1830 ;; We want to pretend the menu bar by standard is on, as this will make
1831 ;; customize consider disabling the menu bar a customization, and save
1832 ;; that.  We could do this for real by setting :init-value below, but
1833 ;; that would overwrite disabling the tool bar from X resources.
1834 (put 'menu-bar-mode 'standard-value '(t))
1835
1836 (define-minor-mode menu-bar-mode
1837   "Toggle display of a menu bar on each frame.
1838 This command applies to all frames that exist and frames to be
1839 created in the future.
1840 With a numeric argument, if the argument is positive,
1841 turn on menu bars; otherwise, turn off menu bars."
1842   :init-value nil
1843   :global t
1844   :group 'frames
1845
1846   ;; Make menu-bar-mode and default-frame-alist consistent.
1847   (modify-all-frames-parameters (list (cons 'menu-bar-lines
1848                                             (if menu-bar-mode 1 0))))
1849
1850   ;; Make the message appear when Emacs is idle.  We can not call message
1851   ;; directly.  The minor-mode message "Menu-bar mode disabled" comes
1852   ;; after this function returns, overwriting any message we do here.
1853   (when (and (interactive-p) (not menu-bar-mode))
1854     (run-with-idle-timer 0 nil 'message
1855                          "Menu-bar mode disabled.  Use M-x menu-bar-mode to make the menu bar appear."))
1856   menu-bar-mode)
1857
1858 (defun toggle-menu-bar-mode-from-frame (&optional arg)
1859   "Toggle menu bar on or off, based on the status of the current frame.
1860 See `menu-bar-mode' for more information."
1861   (interactive (list (or current-prefix-arg 'toggle)))
1862   (if (eq arg 'toggle)
1863       (menu-bar-mode (if (> (frame-parameter nil 'menu-bar-lines) 0) 0 1))
1864     (menu-bar-mode arg)))
1865
1866 (declare-function x-menu-bar-open "term/x-win" (&optional frame))
1867
1868 (defun menu-bar-open (&optional frame)
1869   "Start key navigation of the menu bar in FRAME.
1870
1871 This function decides which method to use to access the menu
1872 depending on FRAME's terminal device.  On X displays, it calls
1873 `x-menu-bar-open'; otherwise it calls `tmm-menubar'.
1874
1875 If FRAME is nil or not given, use the selected frame."
1876   (interactive)
1877   (if (eq window-system 'x)
1878       (x-menu-bar-open frame)
1879     (with-selected-frame (or frame (selected-frame))
1880       (tmm-menubar))))
1881
1882 (global-set-key [f10] 'menu-bar-open)
1883
1884 (provide 'menu-bar)
1885
1886 ;; arch-tag: 6e6a3c22-4ec4-4d3d-8190-583f8ef94ced
1887 ;;; menu-bar.el ends here