lisp/menu-bar.el

   1 ;;; menu-bar.el --- define a default menu bar
   2
   3 ;; Copyright (C) 1993, 1994, 1995, 2000, 2001, 2002 Free Software Foundation, Inc.
   4
   5 ;; Author: RMS
   6 ;; Maintainer: FSF
   7 ;; Keywords: internal, mouse
   8
   9 ;; This file is part of GNU Emacs.
  10
  11 ;; GNU Emacs is free software; you can redistribute it and/or modify
  12 ;; it under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation; either version 2, or (at your option)
  14 ;; any later version.
  15
  16 ;; GNU Emacs is distributed in the hope that it will be useful,
  17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 ;; GNU General Public License for more details.
  20
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  24 ;; Boston, MA 02111-1307, USA.
  25
  26 ;; Avishai Yacobi suggested some menu rearrangements.
  27
  28 ;;; Commentary:
  29
  30 ;;; Code:
  31
  32 ;;; User options:
  33
  34 (defcustom buffers-menu-max-size 10
  35   "*Maximum number of entries which may appear on the Buffers menu.
  36 If this is 10, then only the ten most-recently-selected buffers are shown.
  37 If this is nil, then all buffers are shown.
  38 A large number or nil slows down menu responsiveness."
  39   :type '(choice integer
  40                  (const :tag "All" nil))
  41   :group 'mouse)
  42
  43 ;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key
  44 ;; definitions made in loaddefs.el.
  45 (or (lookup-key global-map [menu-bar])
  46     (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar")))
  47 (defvar menu-bar-help-menu (make-sparse-keymap "Help"))
  48
  49 ;; Force Help item to come last, after the major mode's own items.
  50 ;; The symbol used to be called `help', but that gets confused with the
  51 ;; help key.
  52 (setq menu-bar-final-items '(help-menu))
  53
  54 (define-key global-map [menu-bar help-menu] (cons "Help" menu-bar-help-menu))
  55 (defvar menu-bar-tools-menu (make-sparse-keymap "Tools"))
  56 (define-key global-map [menu-bar tools] (cons "Tools" menu-bar-tools-menu))
  57 ;; This definition is just to show what this looks like.
  58 ;; It gets overridden below when menu-bar-update-buffers is called.
  59 (define-key global-map [menu-bar buffer]
  60   (cons "Buffers" (make-sparse-keymap "Buffers")))
  61 (defvar menu-bar-options-menu (make-sparse-keymap "Options"))
  62 (define-key global-map [menu-bar options]
  63   (cons "Options" menu-bar-options-menu))
  64 (defvar menu-bar-edit-menu (make-sparse-keymap "Edit"))
  65 (define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu))
  66 (defvar menu-bar-files-menu (make-sparse-keymap "File"))
  67 (define-key global-map [menu-bar files] (cons "File" menu-bar-files-menu))
  68
  69 ;; This alias is for compatibility with 19.28 and before.
  70 (defvar menu-bar-file-menu menu-bar-files-menu)
  71
  72 ;; This is referenced by some code below; it is defined in uniquify.el
  73 (defvar uniquify-buffer-name-style)
  74
  75 \f
  76 ;; The "File" menu items
  77 (define-key menu-bar-files-menu [exit-emacs]
  78   '(menu-item "Exit Emacs" save-buffers-kill-emacs
  79               :help "Save unsaved buffers, then exit"))
  80
  81 (define-key menu-bar-files-menu [separator-exit]
  82   '("--"))
  83
  84 ;; Don't use delete-frame as event name because that is a special
  85 ;; event.
  86 (define-key menu-bar-files-menu [delete-this-frame]
  87   '(menu-item "Delete Frame" delete-frame
  88               :visible (fboundp 'delete-frame)
  89               :enable (delete-frame-enabled-p)
  90               :help "Delete currently selected frame"))
  91 (define-key menu-bar-files-menu [make-frame-on-display]
  92   '(menu-item "New Frame on Display..." make-frame-on-display
  93               :visible (fboundp 'make-frame-on-display)
  94               :help "Open a new frame on another display"))
  95 (define-key menu-bar-files-menu [make-frame]
  96   '(menu-item "New Frame" make-frame-command
  97               :visible (fboundp 'make-frame-command)
  98               :help "Open a new frame"))
  99
 100 (define-key menu-bar-files-menu [one-window]
 101   '(menu-item "Unsplit Windows" delete-other-windows
 102               :enable (not (one-window-p t nil))
 103               :help "Make selected window fill its frame"))
 104
 105 (define-key menu-bar-files-menu [split-window]
 106   '(menu-item "Split Window" split-window-vertically
 107               :help "Split selected window in two"))
 108
 109 (define-key menu-bar-files-menu [separator-window]
 110   '(menu-item "--"))
 111
 112 (define-key menu-bar-files-menu [ps-print-region]
 113   '(menu-item "Postscript Print Region (B+W)" ps-print-region
 114               :enable mark-active
 115               :help "Pretty-print marked region in black and white to PostScript printer"))
 116 (define-key menu-bar-files-menu [ps-print-buffer]
 117   '(menu-item "Postscript Print Buffer (B+W)" ps-print-buffer
 118               :help "Pretty-print current buffer in black and white to PostScript printer"))
 119 (define-key menu-bar-files-menu [ps-print-region-faces]
 120   '(menu-item "Postscript Print Region" ps-print-region-with-faces
 121               :enable mark-active
 122               :help "Pretty-print marked region to PostScript printer"))
 123 (define-key menu-bar-files-menu [ps-print-buffer-faces]
 124   '(menu-item "Postscript Print Buffer" ps-print-buffer-with-faces
 125               :help "Pretty-print current buffer to PostScript printer"))
 126 (define-key menu-bar-files-menu [print-region]
 127   '(menu-item "Print Region" print-region
 128               :enable mark-active
 129               :help "Print region between mark and current position"))
 130 (define-key menu-bar-files-menu [print-buffer]
 131   '(menu-item "Print Buffer" print-buffer
 132               :help "Print current buffer with page headings"))
 133
 134 (define-key menu-bar-files-menu [separator-print]
 135   '(menu-item "--"))
 136
 137 (define-key menu-bar-files-menu [recover-session]
 138   '(menu-item "Recover Crashed Session..." recover-session
 139               :enable (and auto-save-list-file-prefix
 140                            (file-directory-p
 141                             (file-name-directory auto-save-list-file-prefix))
 142                            (directory-files
 143                             (file-name-directory auto-save-list-file-prefix)
 144                             nil
 145                             (concat "\\`"
 146                                     (regexp-quote
 147                                      (file-name-nondirectory
 148                                       auto-save-list-file-prefix)))
 149                             t))
 150               :help "Recover edits from a crashed session"))
 151 (define-key menu-bar-files-menu [revert-buffer]
 152   '(menu-item "Revert Buffer" revert-buffer
 153               :enable (or revert-buffer-function
 154                           revert-buffer-insert-file-contents-function
 155                           (and buffer-file-number
 156                                (or (buffer-modified-p)
 157                                    (not (verify-visited-file-modtime
 158                                          (current-buffer))))))
 159               :help "Re-read current buffer from its file"))
 160 (define-key menu-bar-files-menu [write-file]
 161   '(menu-item "Save Buffer As..." write-file
 162               :enable (not (window-minibuffer-p
 163                             (frame-selected-window menu-updating-frame)))
 164               :help "Write current buffer to another file"))
 165 (define-key menu-bar-files-menu [save-buffer]
 166   '(menu-item "Save (current buffer)" save-buffer
 167               :enable (and (buffer-modified-p)
 168                            (buffer-file-name)
 169                            (not (window-minibuffer-p
 170                                  (frame-selected-window menu-updating-frame))))
 171               :help "Save current buffer to its file"))
 172
 173 (define-key menu-bar-files-menu [separator-save]
 174   '(menu-item "--"))
 175
 176 (define-key menu-bar-files-menu [kill-buffer]
 177   '(menu-item "Close (current buffer)" kill-this-buffer
 178               :enable (kill-this-buffer-enabled-p)
 179               :help "Discard current buffer"))
 180 (define-key menu-bar-files-menu [insert-file]
 181   '(menu-item "Insert File..." insert-file
 182               :enable (not (window-minibuffer-p
 183                             (frame-selected-window menu-updating-frame)))
 184               :help "Insert another file into current buffer"))
 185 (define-key menu-bar-files-menu [dired]
 186   '(menu-item "Open Directory..." dired
 187               :help "Read a directory, operate on its files"))
 188 (define-key menu-bar-files-menu [open-file]
 189   '(menu-item "Open File..." find-file
 190               :enable (not (window-minibuffer-p
 191                             (frame-selected-window menu-updating-frame)))
 192               :help "Read a file into an Emacs buffer"))
 193
 194 \f
 195 ;; The "Edit" menu items
 196
 197 ;; The "Edit->Search" submenu
 198 (defvar menu-bar-last-search-type nil
 199   "Type of last non-incremental search command called from the menu.")
 200
 201 (defun nonincremental-repeat-search-forward ()
 202   "Search forward for the previous search string or regexp."
 203   (interactive)
 204   (cond
 205    ((and (eq menu-bar-last-search-type 'string)
 206          search-ring)
 207     (search-forward (car search-ring)))
 208    ((and (eq menu-bar-last-search-type 'regexp)
 209          regexp-search-ring)
 210     (re-search-forward (car regexp-search-ring)))
 211    (t
 212     (error "No previous search"))))
 213
 214 (defun nonincremental-repeat-search-backward ()
 215   "Search backward for the previous search string or regexp."
 216   (interactive)
 217   (cond
 218    ((and (eq menu-bar-last-search-type 'string)
 219          search-ring)
 220     (search-backward (car search-ring)))
 221    ((and (eq menu-bar-last-search-type 'regexp)
 222          regexp-search-ring)
 223     (re-search-backward (car regexp-search-ring)))
 224    (t
 225     (error "No previous search"))))
 226
 227 (defun nonincremental-search-forward (string)
 228   "Read a string and search for it nonincrementally."
 229   (interactive "sSearch for string: ")
 230   (setq menu-bar-last-search-type 'string)
 231   (if (equal string "")
 232       (search-forward (car search-ring))
 233     (isearch-update-ring string nil)
 234     (search-forward string)))
 235
 236 (defun nonincremental-search-backward (string)
 237   "Read a string and search backward for it nonincrementally."
 238   (interactive "sSearch for string: ")
 239   (setq menu-bar-last-search-type 'string)
 240   (if (equal string "")
 241       (search-backward (car search-ring))
 242     (isearch-update-ring string nil)
 243     (search-backward string)))
 244
 245 (defun nonincremental-re-search-forward (string)
 246   "Read a regular expression and search for it nonincrementally."
 247   (interactive "sSearch for regexp: ")
 248   (setq menu-bar-last-search-type 'regexp)
 249   (if (equal string "")
 250       (re-search-forward (car regexp-search-ring))
 251     (isearch-update-ring string t)
 252     (re-search-forward string)))
 253
 254 (defun nonincremental-re-search-backward (string)
 255   "Read a regular expression and search backward for it nonincrementally."
 256   (interactive "sSearch for regexp: ")
 257   (setq menu-bar-last-search-type 'regexp)
 258   (if (equal string "")
 259       (re-search-backward (car regexp-search-ring))
 260     (isearch-update-ring string t)
 261     (re-search-backward string)))
 262
 263 (defvar menu-bar-search-menu (make-sparse-keymap "Search"))
 264
 265 ;; The Edit->Search->Incremental Search menu
 266 (defvar menu-bar-i-search-menu
 267   (make-sparse-keymap "Incremental Search"))
 268
 269 (define-key menu-bar-i-search-menu [isearch-backward-regexp]
 270   '(menu-item "Backward Regexp..." isearch-backward-regexp
 271               :help "Search backwards for a regular expression as you type it"))
 272 (define-key menu-bar-i-search-menu [isearch-forward-regexp]
 273   '(menu-item "Forward Regexp..." isearch-forward-regexp
 274               :help "Search forward for a regular expression as you type it"))
 275 (define-key menu-bar-i-search-menu [isearch-backward]
 276   '(menu-item "Backward String..." isearch-backward
 277               :help "Search backwards for a string as you type it"))
 278 (define-key menu-bar-i-search-menu [isearch-forward]
 279   '(menu-item "Forward String..." isearch-forward
 280               :help "Search forward for a string as you type it"))
 281
 282
 283 (define-key menu-bar-search-menu [i-search]
 284   (list 'menu-item "Incremental Search" menu-bar-i-search-menu
 285               :help "Incremental Search finds partial matches while you type the search string.\nIt is most convenient from the keyboard.  Try it!"))
 286 (define-key menu-bar-search-menu [separator-tag-isearch]
 287   '(menu-item "--"))
 288
 289 (define-key menu-bar-search-menu [tags-continue]
 290   '(menu-item "Continue Tags Search" tags-loop-continue
 291               :help "Continue last tags search operation"))
 292 (define-key menu-bar-search-menu [tags-srch]
 293   '(menu-item "Search tagged files" tags-search
 294               :help "Search for a regexp in all tagged files"))
 295 (define-key menu-bar-search-menu [separator-tag-search]
 296   '(menu-item "--"))
 297
 298 (define-key menu-bar-search-menu [repeat-search-back]
 299   '(menu-item "Repeat Backwards" nonincremental-repeat-search-backward
 300               :enable (or (and (eq menu-bar-last-search-type 'string)
 301                                search-ring)
 302                           (and (eq menu-bar-last-search-type 'regexp)
 303                                regexp-search-ring))
 304               :help "Repeat last search backwards"))
 305 (define-key menu-bar-search-menu [repeat-search-fwd]
 306   '(menu-item "Repeat Forward" nonincremental-repeat-search-forward
 307               :enable (or (and (eq menu-bar-last-search-type 'string)
 308                                search-ring)
 309                           (and (eq menu-bar-last-search-type 'regexp)
 310                                regexp-search-ring))
 311               :help "Repeat last search forward"))
 312 (define-key menu-bar-search-menu [separator-repeat-search]
 313   '(menu-item "--"))
 314
 315 (define-key menu-bar-search-menu [re-search-backward]
 316   '(menu-item "Regexp Backwards..." nonincremental-re-search-backward
 317               :help "Search backwards for a regular expression"))
 318 (define-key menu-bar-search-menu [re-search-forward]
 319   '(menu-item "Regexp Forward..." nonincremental-re-search-forward
 320               :help "Search forward for a regular expression"))
 321
 322 (define-key menu-bar-search-menu [search-backward]
 323   '(menu-item "String Backwards..." nonincremental-search-backward
 324               :help "Search backwards for a string"))
 325 (define-key menu-bar-search-menu [search-forward]
 326   '(menu-item "String Forward..." nonincremental-search-forward
 327               :help "Search forward for a string"))
 328
 329 ;; The Edit->Replace submenu
 330
 331 (defvar menu-bar-replace-menu (make-sparse-keymap "Replace"))
 332
 333 (define-key menu-bar-replace-menu [tags-repl-continue]
 334   '(menu-item "Continue Replace" tags-loop-continue
 335               :help "Continue last tags replace operation"))
 336 (define-key menu-bar-replace-menu [tags-repl]
 337   '(menu-item "Replace in tagged files" tags-query-replace
 338               :help "Interactively replace a regexp in all tagged files"))
 339 (define-key menu-bar-replace-menu [separator-replace-tags]
 340   '(menu-item "--"))
 341
 342 (define-key menu-bar-replace-menu [query-replace-regexp]
 343   '(menu-item "Replace Regexp..." query-replace-regexp
 344               :enable (not buffer-read-only)
 345               :help "Replace regular expression interactively, ask about each occurrence"))
 346 (define-key menu-bar-replace-menu [query-replace]
 347   '(menu-item "Replace String..." query-replace
 348               :enable (not buffer-read-only)
 349               :help "Replace string interactively, ask about each occurrence"))
 350
 351 ;;; Assemble the top-level Edit menu items.
 352 (define-key menu-bar-edit-menu [props]
 353   '(menu-item "Text Properties" facemenu-menu
 354               :help "Change properties of text in region"))
 355
 356 (define-key menu-bar-edit-menu [fill]
 357   '(menu-item "Fill" fill-region
 358               :enable (and mark-active (not buffer-read-only))
 359               :help
 360               "Fill text in region to fit between left and right margin"))
 361
 362 (define-key menu-bar-edit-menu [separator-bookmark]
 363   '(menu-item "--"))
 364
 365 (define-key menu-bar-edit-menu [bookmark]
 366   '(menu-item "Bookmarks" menu-bar-bookmark-map
 367               :help "Record positions and jump between them"))
 368
 369 (defvar menu-bar-goto-menu (make-sparse-keymap "Go To"))
 370
 371 (define-key menu-bar-goto-menu [set-tags-name]
 372   '(menu-item "Set Tags File Name" visit-tags-table
 373               :help "Tell Tags commands which tag table file to use"))
 374
 375 (define-key menu-bar-goto-menu [separator-tag-file]
 376   '(menu-item "--"))
 377
 378 (define-key menu-bar-goto-menu [apropos-tags]
 379   '(menu-item "Tags Apropos" tags-apropos
 380               :help "Find function/variables whose names match regexp"))
 381 (define-key menu-bar-goto-menu [next-tag-otherw]
 382   '(menu-item "Next Tag in Other Window"
 383               menu-bar-next-tag-other-window
 384               :enable (and (boundp 'tags-location-ring)
 385                            (not (ring-empty-p tags-location-ring)))
 386               :help "Find next function/variable matching last tag name in another window"))
 387
 388 (defun menu-bar-next-tag-other-window ()
 389   "Find the next definition of the tag already specified."
 390   (interactive)
 391   (find-tag-other-window nil t))
 392
 393 (defun menu-bar-next-tag ()
 394   "Find the next definition of the tag already specified."
 395   (interactive)
 396   (find-tag nil t))
 397
 398 (define-key menu-bar-goto-menu [next-tag]
 399   '(menu-item "Find Next Tag"
 400               menu-bar-next-tag
 401               :enable (and (boundp 'tags-location-ring)
 402                            (not (ring-empty-p tags-location-ring)))
 403               :help "Find next function/variable matching last tag name"))
 404 (define-key menu-bar-goto-menu [find-tag-otherw]
 405   '(menu-item "Find Tag in Other Window..." find-tag-other-window
 406               :help "Find function/variable definition in another window"))
 407 (define-key menu-bar-goto-menu [find-tag]
 408   '(menu-item "Find Tag..." find-tag
 409               :help "Find definition of function or variable"))
 410
 411 (define-key menu-bar-goto-menu [separator-tags]
 412   '(menu-item "--"))
 413
 414 (define-key menu-bar-goto-menu [end-of-buf]
 415   '(menu-item "Goto End of Buffer" end-of-buffer))
 416 (define-key menu-bar-goto-menu [beg-of-buf]
 417   '(menu-item "Goto Beginning of Buffer" beginning-of-buffer))
 418 (define-key menu-bar-goto-menu [go-to-pos]
 419   '(menu-item "Goto Buffer Position..." goto-char
 420               :help "Read a number N and go to buffer position N"))
 421 (define-key menu-bar-goto-menu [go-to-line]
 422   '(menu-item "Goto Line..." goto-line
 423               :help "Read a line number and go to that line"))
 424
 425 (define-key menu-bar-edit-menu [goto]
 426   (list 'menu-item "Go To" menu-bar-goto-menu))
 427
 428 (define-key menu-bar-edit-menu [replace]
 429   (list 'menu-item "Replace" menu-bar-replace-menu))
 430
 431 (define-key menu-bar-edit-menu [search]
 432   (list 'menu-item "Search" menu-bar-search-menu))
 433
 434 (define-key menu-bar-edit-menu [separator-search]
 435   '(menu-item "--"))
 436
 437 (define-key menu-bar-edit-menu [mark-whole-buffer]
 438   '(menu-item "Select All" mark-whole-buffer
 439               :help "Mark the whole buffer for a subsequent cut/copy."))
 440 (define-key menu-bar-edit-menu [clear]
 441   '(menu-item "Clear" delete-region
 442               :enable (and mark-active
 443                            (not buffer-read-only)
 444                            (not (mouse-region-match)))
 445               :help
 446               "Delete the text in region between mark and current position"))
 447 (defvar yank-menu (cons "Select Yank" nil))
 448 (fset 'yank-menu (cons 'keymap yank-menu))
 449 (define-key menu-bar-edit-menu [select-paste]
 450   '(menu-item "Select and Paste" yank-menu
 451               :enable (and (cdr yank-menu) (not buffer-read-only))
 452               :help "Paste (yank) text cut or copied earlier"))
 453 (define-key menu-bar-edit-menu [paste]
 454   '(menu-item "Paste" yank
 455               :enable (and
 456                        ;; Emacs compiled --without-x doesn't have
 457                        ;; x-selection-exists-p.
 458                        (fboundp 'x-selection-exists-p)
 459                        (x-selection-exists-p) (not buffer-read-only))
 460               :help "Paste (yank) text most recently cut/copied"))
 461 (define-key menu-bar-edit-menu [copy]
 462   '(menu-item "Copy" menu-bar-kill-ring-save
 463               :enable mark-active
 464               :help "Copy text in region between mark and current position"
 465               :keys "\\[kill-ring-save]"))
 466 (define-key menu-bar-edit-menu [cut]
 467   '(menu-item "Cut" kill-region
 468               :enable (and mark-active (not buffer-read-only))
 469               :help
 470               "Cut (kill) text in region between mark and current position"))
 471 (define-key menu-bar-edit-menu [undo]
 472   '(menu-item "Undo" undo
 473               :enable (and (not buffer-read-only)
 474                            (not (eq t buffer-undo-list))
 475                            (if (eq last-command 'undo)
 476                                pending-undo-list
 477                              (consp buffer-undo-list)))
 478               :help "Undo last operation"))
 479
 480
 481 (defun menu-bar-kill-ring-save (beg end)
 482   (interactive "r")
 483   (if (mouse-region-match)
 484       (message "Selecting a region with the mouse does `copy' automatically")
 485     (kill-ring-save beg end)))
 486
 487 (autoload 'ispell-menu-map "ispell" nil t 'keymap)
 488
 489 ;; These are alternative definitions for the cut, paste and copy
 490 ;; menu items.  Use them if your system expects these to use the clipboard.
 491
 492 (put 'clipboard-kill-region 'menu-enable 'mark-active)
 493 (put 'clipboard-kill-ring-save 'menu-enable 'mark-active)
 494 (put 'clipboard-yank 'menu-enable
 495      '(or (and (fboundp 'x-selection-exists-p) (x-selection-exists-p))
 496           (x-selection-exists-p 'CLIPBOARD)))
 497
 498 (defun clipboard-yank ()
 499   "Insert the clipboard contents, or the last stretch of killed text."
 500   (interactive)
 501   (let ((x-select-enable-clipboard t))
 502     (yank)))
 503
 504 (defun clipboard-kill-ring-save (beg end)
 505   "Copy region to kill ring, and save in the X clipboard."
 506   (interactive "r")
 507   (let ((x-select-enable-clipboard t))
 508     (kill-ring-save beg end)))
 509
 510 (defun clipboard-kill-region (beg end)
 511   "Kill the region, and save it in the X clipboard."
 512   (interactive "r")
 513   (let ((x-select-enable-clipboard t))
 514     (kill-region beg end)))
 515
 516 (defun menu-bar-enable-clipboard ()
 517   "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard.
 518 Do the same for the keys of the same name."
 519   (interactive)
 520   ;; We can't use constant list structure here because it becomes pure,
 521   ;; and because it gets modified with cache data.
 522   (define-key menu-bar-edit-menu [paste]
 523     (cons "Paste" (cons "Paste text from clipboard" 'clipboard-yank)))
 524   (define-key menu-bar-edit-menu [copy]
 525     (cons "Copy" (cons "Copy text in region to the clipboard"
 526                        'clipboard-kill-ring-save)))
 527   (define-key menu-bar-edit-menu [cut]
 528     (cons "Cut" (cons "Delete text in region and copy it to the clipboard"
 529                       'clipboard-kill-region)))
 530
 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 "Groups Matching Regexp..." customize-apropos-groups
 545               :help "Browse groups whose names match regexp"))
 546 (define-key menu-bar-custom-menu [customize-apropos-faces]
 547   '(menu-item "Faces Matching Regexp..." customize-apropos-faces
 548               :help "Browse faces whose names match regexp"))
 549 (define-key menu-bar-custom-menu [customize-apropos-options]
 550   '(menu-item "Options Matching Regexp..." customize-apropos-options
 551               :help "Browse options whose names match regexp"))
 552 (define-key menu-bar-custom-menu [customize-apropos]
 553   '(menu-item "Settings Matching Regexp..." customize-apropos
 554               :help "Browse customizable settings whose names match regexp"))
 555 (define-key menu-bar-custom-menu [separator-1]
 556   '("--"))
 557 (define-key menu-bar-custom-menu [customize-group]
 558   '(menu-item "Specific Group..." customize-group
 559               :help "Customize settings of specific group"))
 560 (define-key menu-bar-custom-menu [customize-face]
 561   '(menu-item "Specific Face..." customize-face
 562               :help "Customize attributes of specific face"))
 563 (define-key menu-bar-custom-menu [customize-option]
 564   '(menu-item "Specific Option..." customize-option
 565               :help "Customize value of specific option"))
 566 (define-key menu-bar-custom-menu [separator-2]
 567   '("--"))
 568 (define-key menu-bar-custom-menu [customize-changed-options]
 569   '(menu-item "New Options..." customize-changed-options
 570               :help "Options added or changed in recent Emacs versions"))
 571 (define-key menu-bar-custom-menu [customize-saved]
 572   '(menu-item "Saved Options" customize-saved
 573               :help "Customize previously saved options"))
 574 (define-key menu-bar-custom-menu [separator-3]
 575   '("--"))
 576 (define-key menu-bar-custom-menu [customize-browse]
 577   '(menu-item "Browse Customization Groups" customize-browse
 578               :help "Browse all customization groups"))
 579 (define-key menu-bar-custom-menu [customize]
 580   '(menu-item "Top-level Customization Group" customize
 581               :help "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 the menu entry.
 589 HELP is the text to use for the tooltip.
 590 PROPS are additional properties."
 591   `'(menu-item ,doc ,fname
 592      ,@(if props props)
 593      :help ,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 ()
 600        ,(concat "Toggle whether to " (downcase (substring help 0 1))
 601                 (substring help 1) ".")
 602        (interactive)
 603        (if ,(if body `(progn . ,body)
 604               `(progn
 605                  (custom-load-symbol ',variable)
 606                  (let ((set (or (get ',variable 'custom-set) 'set-default))
 607                        (get (or (get ',variable 'custom-get) 'default-value)))
 608                    (funcall set ',variable (not (funcall get ',variable))))))
 609            (message ,message "enabled")
 610          (message ,message "disabled"))
 611        ;; The function `customize-mark-as-set' must only be called when
 612        ;; a variable is set interactively, as the purpose is to mark it as
 613        ;; a candidate for "Save Options", and we do not want to save options
 614        ;; the user have already set explicitly in his init file.
 615        (if (interactive-p) (customize-mark-as-set ',variable)))
 616      '(menu-item ,doc ,name
 617                  :help ,help
 618                  :button (:toggle . (and (default-boundp ',variable)
 619                                          (default-value ',variable))))))
 620
 621 ;;; Assemble all the top-level items of the "Options" menu
 622 (define-key menu-bar-options-menu [customize]
 623   (list 'menu-item "Customize Emacs" menu-bar-custom-menu
 624         :help "Full customization of every Emacs feature"))
 625
 626 (defun menu-bar-options-save ()
 627   "Save current values of Options menu items using Custom."
 628   (interactive)
 629   (let ((need-save nil))
 630     ;; These are set with `customize-set-variable'.
 631     (dolist (elt '(line-number-mode column-number-mode scroll-bar-mode
 632                    debug-on-quit debug-on-error menu-bar-mode tool-bar-mode
 633                    save-place uniquify-buffer-name-style fringe-mode
 634                    case-fold-search cua-mode show-paren-mode
 635                    transient-mark-mode global-font-lock-mode
 636                    display-time-mode auto-compression-mode
 637                    current-language-environment default-input-method
 638                    ;; Saving `text-mode-hook' is somewhat questionable,
 639                    ;; as we might get more than we bargain for, if
 640                    ;; other code may has added hooks as well.
 641                    ;; Nonetheless, not saving it would like be confuse
 642                    ;; more often.
 643                    ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
 644                    text-mode-hook))
 645       (and (get elt 'customized-value)
 646            (customize-mark-to-save elt)
 647            (setq need-save t)))
 648     ;; Save if we changed anything.
 649     (when need-save
 650       (custom-save-all))))
 651
 652 (define-key menu-bar-options-menu [save]
 653   '(menu-item "Save Options" menu-bar-options-save
 654               :help "Save options set from the menu above"))
 655
 656 (define-key menu-bar-options-menu [custom-separator]
 657   '("--"))
 658
 659 ;; The "Show/Hide" submenu of menu "Options"
 660
 661 (defvar menu-bar-showhide-menu (make-sparse-keymap "Show/Hide"))
 662
 663 (define-key menu-bar-showhide-menu [column-number-mode]
 664   (menu-bar-make-mm-toggle column-number-mode
 665                            "Show Column Numbers"
 666                            "Show the current column number in the mode line"))
 667
 668 (define-key menu-bar-showhide-menu [line-number-mode]
 669   (menu-bar-make-mm-toggle line-number-mode
 670                            "Show Line Numbers"
 671                            "Show the current line number in the mode line"))
 672
 673 (define-key menu-bar-showhide-menu [linecolumn-separator]
 674   '("--"))
 675
 676 (defun showhide-date-time ()
 677   "Toggle whether to show date and time in the mode-line."
 678   (interactive)
 679   (if (display-time-mode)
 680       (message "Display-time mode enabled.")
 681     (message "Display-time mode disabled."))
 682   (customize-mark-as-set 'display-time-mode))
 683
 684 (define-key menu-bar-showhide-menu [showhide-date-time]
 685   '(menu-item "Date and Time" showhide-date-time
 686               :help "Display date and time in the mode line"
 687               :button (:toggle . display-time-mode)))
 688
 689 (define-key menu-bar-showhide-menu [datetime-separator]
 690   '("--"))
 691
 692 (define-key menu-bar-showhide-menu [showhide-speedbar]
 693   '(menu-item "Speedbar" speedbar-frame-mode
 694               :help "Display a Speedbar quick-navigation frame"
 695               :button (:toggle
 696                        . (and (boundp 'speedbar-frame)
 697                               (frame-live-p (symbol-value 'speedbar-frame))
 698                               (frame-visible-p
 699                                (symbol-value 'speedbar-frame))))))
 700
 701 (defvar menu-bar-showhide-fringe-menu (make-sparse-keymap "Fringe"))
 702
 703 (defun menu-bar-showhide-fringe-menu-customize ()
 704   "Show customization buffer for `fringe-mode'."
 705   (interactive)
 706   (customize-variable 'fringe-mode))
 707
 708 (define-key menu-bar-showhide-fringe-menu [customize]
 709   '(menu-item "Customize" menu-bar-showhide-fringe-menu-customize
 710               :help "Detailed customization of fringe"
 711               :visible (display-graphic-p)))
 712
 713 (defun menu-bar-showhide-fringe-menu-customize-reset ()
 714   "Reset the fringe mode: display fringes on both sides of a window."
 715   (interactive)
 716   (customize-set-variable 'fringe-mode nil))
 717
 718 ;; The real definition is in fringe.el.
 719 ;; This is to prevent errors in the :radio conditions below.
 720 (setq fringe-mode nil)
 721
 722 (define-key menu-bar-showhide-fringe-menu [default]
 723   '(menu-item "Default" menu-bar-showhide-fringe-menu-customize-reset
 724               :help "Default width fringe on both left and right side"
 725               :visible (display-graphic-p)
 726               :button (:radio . (eq fringe-mode nil))))
 727
 728 (defun menu-bar-showhide-fringe-menu-customize-left ()
 729   "Display fringes only on the left of each window."
 730   (interactive)
 731   (require 'fringe)
 732   (customize-set-variable 'fringe-mode '(nil . 0)))
 733
 734 (define-key menu-bar-showhide-fringe-menu [left]
 735   '(menu-item "On the Left" menu-bar-showhide-fringe-menu-customize-left
 736               :help "Fringe only on the left side"
 737               :visible (display-graphic-p)
 738               :button (:radio . (equal fringe-mode '(nil . 0)))))
 739
 740 (defun menu-bar-showhide-fringe-menu-customize-right ()
 741   "Display fringes only on the right of each window."
 742   (interactive)
 743   (require 'fringe)
 744   (customize-set-variable 'fringe-mode '(0 . nil)))
 745
 746 (define-key menu-bar-showhide-fringe-menu [right]
 747   '(menu-item "On the Right" menu-bar-showhide-fringe-menu-customize-right
 748               :help "Fringe only on the right side"
 749               :visible (display-graphic-p)
 750               :button (:radio . (equal fringe-mode '(0 . nil)))))
 751
 752 (defun menu-bar-showhide-fringe-menu-customize-disable ()
 753   "Do not display window fringes."
 754   (interactive)
 755   (require 'fringe)
 756   (customize-set-variable 'fringe-mode 0))
 757
 758 (define-key menu-bar-showhide-fringe-menu [none]
 759   '(menu-item "None" menu-bar-showhide-fringe-menu-customize-disable
 760               :help "Turn off fringe"
 761               :visible (display-graphic-p)
 762               :button (:radio . (eq fringe-mode 0))))
 763
 764 (define-key menu-bar-showhide-menu [showhide-fringe]
 765   (list 'menu-item "Fringe" menu-bar-showhide-fringe-menu
 766         :visible `(display-graphic-p)
 767         :help "Select fringe mode"))
 768
 769 (defvar menu-bar-showhide-scroll-bar-menu (make-sparse-keymap "Scroll-bar"))
 770
 771 (define-key menu-bar-showhide-scroll-bar-menu [right]
 772   '(menu-item "On the Right"
 773               menu-bar-right-scroll-bar
 774               :help "Scroll-bar on the right side"
 775               :visible (display-graphic-p)
 776               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 777                                                (frame-parameters))) 'right))))
 778 (defun menu-bar-right-scroll-bar ()
 779   "Display scroll bars on the right of each window."
 780   (interactive)
 781   (customize-set-variable 'scroll-bar-mode 'right))
 782
 783 (define-key menu-bar-showhide-scroll-bar-menu [left]
 784   '(menu-item "On the Left"
 785               menu-bar-left-scroll-bar
 786               :help "Scroll-bar on the left side"
 787               :visible (display-graphic-p)
 788               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 789                                                (frame-parameters))) 'left))))
 790
 791 (defun menu-bar-left-scroll-bar ()
 792   "Display scroll bars on the left of each window."
 793   (interactive)
 794   (customize-set-variable 'scroll-bar-mode 'left))
 795
 796 (define-key menu-bar-showhide-scroll-bar-menu [none]
 797   '(menu-item "None"
 798               menu-bar-no-scroll-bar
 799               :help "Turn off scroll-bar"
 800               :visible (display-graphic-p)
 801               :button (:radio . (eq (cdr (assq 'vertical-scroll-bars
 802                                                (frame-parameters))) nil))))
 803
 804 (defun menu-bar-no-scroll-bar ()
 805   "Turn off scroll bars."
 806   (interactive)
 807   (customize-set-variable 'scroll-bar-mode nil))
 808
 809 (define-key menu-bar-showhide-menu [showhide-scroll-bar]
 810   (list 'menu-item "Scroll-bar" menu-bar-showhide-scroll-bar-menu
 811         :visible `(display-graphic-p)
 812         :help "Select scroll-bar mode"))
 813
 814 (define-key menu-bar-showhide-menu [menu-bar-mode]
 815   '(menu-item "Menu-bar" menu-bar-mode
 816               :help "Toggle menu-bar on/off"
 817               :button (:toggle . menu-bar-mode)))
 818
 819 (define-key menu-bar-showhide-menu [showhide-tool-bar]
 820   (list 'menu-item "Tool-bar" 'tool-bar-mode
 821         :help "Turn tool-bar on/off"
 822         :visible `(display-graphic-p)
 823         :button `(:toggle . tool-bar-mode)))
 824
 825 (define-key menu-bar-options-menu [showhide]
 826   (list 'menu-item "Show/Hide" menu-bar-showhide-menu
 827         :help "Toggle on/off various display features"))
 828
 829 (define-key menu-bar-options-menu [showhide-separator]
 830   '("--"))
 831
 832 (define-key menu-bar-options-menu [mule]
 833   ;; It is better not to use backquote here,
 834   ;; because that makes a bootstrapping problem
 835   ;; if you need to recompile all the Lisp files using interpreted code.
 836   (list 'menu-item "Mule (Multilingual Environment)" mule-menu-keymap
 837 ;; Most of the MULE menu actually does make sense in unibyte mode,
 838 ;; e.g. language selection.
 839 ;;;     ':visible 'default-enable-multibyte-characters
 840         ':help "Default language, encodings, input method"))
 841 ;(setq menu-bar-final-items (cons 'mule menu-bar-final-items))
 842 ;(define-key menu-bar-options-menu [preferences]
 843 ;  (list 'menu-item "Preferences" menu-bar-preferences-menu
 844 ;       :help "Toggle important global options"))
 845
 846 (define-key menu-bar-options-menu [mule-separator]
 847   '("--"))
 848
 849 (define-key menu-bar-options-menu [debug-on-quit]
 850   (menu-bar-make-toggle toggle-debug-on-quit debug-on-quit
 851                         "Enter Debugger on Quit/C-g" "Debug on Quit %s"
 852                         "Enter Lisp debugger when C-g is pressed"))
 853 (define-key menu-bar-options-menu [debug-on-error]
 854   (menu-bar-make-toggle toggle-debug-on-error debug-on-error
 855                         "Enter Debugger on Error" "Debug on Error %s"
 856                         "Enter Lisp debugger when an error is signaled"))
 857 (define-key menu-bar-options-menu [debugger-separator]
 858   '("--"))
 859 (define-key menu-bar-options-menu [toggle-auto-compression]
 860   '(menu-item "Automatic File De/compression"
 861               auto-compression-mode
 862               :help "Transparently decompress compressed files"
 863               :button (:toggle . (rassq 'jka-compr-handler
 864                                         file-name-handler-alist))))
 865
 866 (define-key menu-bar-options-menu [save-place]
 867   (menu-bar-make-toggle toggle-save-place-globally save-place
 868                         "Save Place in Files between Sessions"
 869                         "Saving place in files %s"
 870                         "Visit files of previous session when restarting Emacs"))
 871
 872 (define-key menu-bar-options-menu [uniquify]
 873   (menu-bar-make-toggle toggle-uniquify-buffer-names uniquify-buffer-name-style
 874                         "Use Directory Names in Buffer Names"
 875                         "Directory name in buffer names (uniquify) %s"
 876                         "Uniquify buffer names by adding parent directory names"
 877                         (require 'uniquify)
 878                         (setq uniquify-buffer-name-style
 879                               (if (not uniquify-buffer-name-style)
 880                                   'forward))))
 881
 882 (define-key menu-bar-options-menu [edit-options-separator]
 883   '("--"))
 884 (define-key menu-bar-options-menu [cua-mode]
 885   '(menu-item "CUA-style cut and paste"
 886               menu-bar-toggle-cua-mode
 887               :help "Use C-z/C-x/C-c/C-v keys for undo/cut/copy/paste"
 888               :button (:toggle . cua-mode)))
 889
 890 (defun menu-bar-toggle-cua-mode ()
 891   "Toggle CUA key-binding mode.
 892 When enabled, using shifted movement keys will activate the region (and
 893 highlight the region using `transient-mark-mode'), and typed text replaces
 894 the active selection.  C-z, C-x, C-c, and C-v will undo, cut, copy, and
 895 paste (in addition to the normal Emacs bindings)."
 896   (interactive)
 897   (cua-mode nil)
 898   (customize-mark-as-set 'cua-mode)
 899   (message "CUA-style cut and paste %s"
 900            (if cua-mode "enabled" "disabled")))
 901
 902 (define-key menu-bar-options-menu [case-fold-search]
 903   (menu-bar-make-toggle toggle-case-fold-search case-fold-search
 904                         "Case-Insensitive Search"
 905                         "Case-Insensitive Search %s"
 906                         "Ignore letter-case in search"))
 907
 908 (defun menu-bar-text-mode-auto-fill ()
 909   (interactive)
 910   (toggle-text-mode-auto-fill)
 911   ;; This is somewhat questionable, as `text-mode-hook'
 912   ;; might have changed outside customize.
 913   ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-11.
 914   (customize-mark-as-set 'text-mode-hook))
 915
 916 (define-key menu-bar-options-menu [auto-fill-mode]
 917   '(menu-item "Word Wrap in Text Modes"
 918               menu-bar-text-mode-auto-fill
 919               :help "Automatically fill text between left and right margins (Auto Fill)"
 920               :button (:toggle . (if (listp text-mode-hook)
 921                                      (member 'turn-on-auto-fill text-mode-hook)
 922                                    (eq 'turn-on-auto-fill text-mode-hook)))))
 923 (define-key menu-bar-options-menu [truncate-lines]
 924   '(menu-item "Truncate Long Lines in this Buffer"
 925               toggle-truncate-lines
 926               :help "Truncate long lines on the screen"
 927               :button (:toggle . truncate-lines)))
 928
 929 (define-key menu-bar-options-menu [highlight-separator]
 930   '("--"))
 931 (define-key menu-bar-options-menu [highlight-paren-mode]
 932   (menu-bar-make-mm-toggle show-paren-mode
 933                            "Paren Match Highlighting"
 934                            "Highlight matching/mismatched parentheses at cursor (Show Paren mode)"))
 935 (define-key menu-bar-options-menu [transient-mark-mode]
 936   (menu-bar-make-mm-toggle transient-mark-mode
 937                            "Active Region Highlighting"
 938                            "Make text in active region stand out in color (Transient Mark mode)"
 939                            (:enable (not cua-mode))))
 940 (define-key menu-bar-options-menu [toggle-global-lazy-font-lock-mode]
 941   (menu-bar-make-mm-toggle global-font-lock-mode
 942                            "Syntax Highlighting"
 943                            "Colorize text based on language syntax (Global Font Lock mode)"))
 944
 945 \f
 946 ;; The "Tools" menu items
 947
 948 (defun send-mail-item-name ()
 949   (let* ((known-send-mail-commands '((sendmail-user-agent . "sendmail")
 950                                      (mh-e-user-agent . "MH")
 951                                      (message-user-agent . "Gnus Message")
 952                                      (gnus-user-agent . "Gnus")))
 953          (name (assq mail-user-agent known-send-mail-commands)))
 954     (if name
 955         (setq name (cdr name))
 956       (setq name (symbol-name mail-user-agent))
 957       (if (string-match "\\(.+\\)-user-agent" name)
 958           (setq name (match-string 1 name))))
 959     name))
 960
 961 (defun read-mail-item-name ()
 962   (let* ((known-rmail-commands '((rmail . "RMAIL")
 963                                  (mh-rmail . "MH")
 964                                  (gnus . "Gnus")))
 965          (known (assq read-mail-command known-rmail-commands)))
 966     (if known (cdr known) (symbol-name read-mail-command))))
 967
 968 (defvar menu-bar-games-menu (make-sparse-keymap "Games"))
 969
 970 (define-key menu-bar-tools-menu [games]
 971   (list 'menu-item "Games" menu-bar-games-menu))
 972
 973 (define-key menu-bar-tools-menu [separator-games]
 974   '("--"))
 975
 976 (define-key menu-bar-games-menu [zone]
 977   '(menu-item "Zone Out"  zone
 978               :help "Play tricks with Emacs display when Emacs is idle"))
 979 (define-key menu-bar-games-menu [yow]
 980   '(menu-item "Random Quotation"  yow
 981               :help "Display a random Zippy quotation"))
 982 (define-key menu-bar-games-menu [tetris]
 983   '(menu-item "Tetris"  tetris))
 984 (define-key menu-bar-games-menu [solitaire]
 985   '(menu-item "Solitaire"  solitaire))
 986 (define-key menu-bar-games-menu [snake]
 987   '(menu-item "Snake"  snake
 988               :help "Move snake around avoiding collisions"))
 989 (define-key menu-bar-games-menu [mult]
 990   '(menu-item "Multiplication Puzzle"  mpuz
 991               :help "Excercise brain with multiplication"))
 992 (define-key menu-bar-games-menu [life]
 993   '(menu-item "Life"  life
 994               :help "Watch how John Conway's cellular automaton evolves"))
 995 (define-key menu-bar-games-menu [hanoi]
 996   '(menu-item "Towers of Hanoi" hanoi
 997               :help "Watch Towers-of-Hanoi puzzle solved by Emacs"))
 998 (define-key menu-bar-games-menu [gomoku]
 999   '(menu-item "Gomoku"  gomoku
1000               :help "Mark 5 contiguous squares (like tic-tac-toe)"))
1001 (define-key menu-bar-games-menu [black-box]
1002   '(menu-item "Blackbox"  blackbox
1003               :help "Find balls in a black box by shooting rays"))
1004 (define-key menu-bar-games-menu [adventure]
1005   '(menu-item "Adventure"  dunnet
1006               :help "Dunnet, a text Adventure game for Emacs"))
1007 (define-key menu-bar-games-menu [5x5]
1008   '(menu-item "5x5" 5x5
1009               :help "Fill in all the squares on a 5x5 board"))
1010
1011 (define-key menu-bar-tools-menu [simple-calculator]
1012   '(menu-item "Simple Calculator" calculator
1013               :help "Invoke the Emacs built-in quick calculator"))
1014 (define-key menu-bar-tools-menu [calc]
1015   '(menu-item "Programmable Calculator" calc
1016               :help "Invoke the Emacs built-in full scientific calculator"))
1017 (define-key menu-bar-tools-menu [calendar]
1018   '(menu-item "Display Calendar" calendar))
1019
1020 (define-key menu-bar-tools-menu [separator-net]
1021   '("--"))
1022
1023 (define-key menu-bar-tools-menu [directory-search]
1024   '(menu-item "Directory Search" eudc-tools-menu
1025               :help "Query directory servers via LDAP, CCSO PH/QI or BBDB"))
1026 (define-key menu-bar-tools-menu [compose-mail]
1027   (list
1028    'menu-item `(format "Send Mail (with %s)" (send-mail-item-name))
1029    'compose-mail
1030    :visible `(and mail-user-agent (not (eq mail-user-agent 'ignore)))
1031    :help "Send a mail message"))
1032 (define-key menu-bar-tools-menu [rmail]
1033   (list
1034    'menu-item `(format "Read Mail (with %s)" (read-mail-item-name))
1035    'menu-bar-read-mail
1036    :visible `(and read-mail-command (not (eq read-mail-command 'ignore)))
1037    :help "Read your mail and reply to it"))
1038
1039 (defun menu-bar-read-mail ()
1040   "Read mail using `read-mail-command'."
1041   (interactive)
1042   (call-interactively read-mail-command))
1043
1044 (define-key menu-bar-tools-menu [gnus]
1045   '(menu-item "Read Net News (Gnus)" gnus
1046               :help "Read network news groups"))
1047
1048 (define-key menu-bar-tools-menu [separator-vc]
1049   '("--"))
1050
1051 (defvar vc-menu-map (make-sparse-keymap "Version Control"))
1052 (define-key menu-bar-tools-menu [pcl-cvs]
1053   `(menu-item "PCL-CVS" ,cvs-global-menu
1054               :help "Module-level interface to CVS"))
1055 (define-key menu-bar-tools-menu [vc]
1056   (list 'menu-item "Version Control" vc-menu-map
1057         :help "Interface to RCS, CVS, SCCS"))
1058
1059 (define-key menu-bar-tools-menu [separator-compare]
1060   '("--"))
1061
1062 (define-key menu-bar-tools-menu [ediff-misc]
1063   '(menu-item "Ediff Miscellanea" menu-bar-ediff-misc-menu
1064               :help "Ediff manual, customization, sessions, etc."))
1065 (define-key menu-bar-tools-menu [epatch]
1066   '(menu-item "Apply Patch" menu-bar-epatch-menu))
1067 (define-key menu-bar-tools-menu [ediff-merge]
1068   '(menu-item "Merge" menu-bar-ediff-merge-menu
1069               :help "Merge different revisions of files/directories"))
1070 (define-key menu-bar-tools-menu [compare]
1071   '(menu-item "Compare (Ediff)" menu-bar-ediff-menu
1072               :help "Display differences between files/directories"))
1073
1074
1075 (define-key menu-bar-tools-menu [separator-spell]
1076   '("--"))
1077
1078 (define-key menu-bar-tools-menu [spell]
1079   '(menu-item "Spell Checking" ispell-menu-map))
1080
1081 (define-key menu-bar-tools-menu [separator-prog]
1082   '("--"))
1083
1084 (define-key menu-bar-tools-menu [gdb]
1085   '(menu-item "Debugger (GDB)..." gdb
1086               :help "Debug a program from within Emacs with GDB"))
1087 (define-key menu-bar-tools-menu [shell-on-region]
1088   '(menu-item "Shell Command on Region..." shell-command-on-region
1089               :enable mark-active
1090               :help "Pass marked region to a shell command"))
1091 (define-key menu-bar-tools-menu [shell]
1092   '(menu-item "Shell Command..." shell-command
1093               :help "Invoke a shell command and catch its output"))
1094 (define-key menu-bar-tools-menu [compile]
1095   '(menu-item "Compile..." compile
1096               :help "Invoke compiler or Make, view compilation errors"))
1097 (define-key menu-bar-tools-menu [grep]
1098   '(menu-item "Search Files (Grep)..." grep
1099               :help "Search files for strings or regexps (with Grep)"))
1100
1101 \f
1102 ;; The "Help" menu items
1103
1104 (defvar menu-bar-describe-menu (make-sparse-keymap "Describe"))
1105
1106 (define-key menu-bar-describe-menu [mule-diag]
1107   '(menu-item "Show All of Mule Status" mule-diag
1108               :visible default-enable-multibyte-characters
1109               :help "Display multilingual environment settings"))
1110 (define-key menu-bar-describe-menu [describe-coding-system-briefly]
1111   '(menu-item "Describe Coding System (Briefly)..."
1112               describe-current-coding-system-briefly
1113               :visible default-enable-multibyte-characters))
1114 (define-key menu-bar-describe-menu [describe-coding-system]
1115   '(menu-item "Describe Coding System..." describe-coding-system
1116               :visible default-enable-multibyte-characters))
1117 (define-key menu-bar-describe-menu [describe-input-method]
1118   '(menu-item "Describe Input Method..." describe-input-method
1119               :visible default-enable-multibyte-characters
1120               :help "Keyboard layout for specific input method"))
1121 (define-key menu-bar-describe-menu [describe-language-environment]
1122   (list 'menu-item "Describe Language Environment"
1123         describe-language-environment-map
1124         :help "Show multilingual settings for a specific language"))
1125
1126 (define-key menu-bar-describe-menu [separator-desc-mule]
1127   '("--"))
1128
1129 (define-key menu-bar-describe-menu [list-keybindings]
1130   '(menu-item "List Key Bindings" describe-bindings
1131               :help "Display a list of all current keybindings"))
1132 (define-key menu-bar-describe-menu [describe-current-display-table]
1133   '(menu-item "Describe Display Table" describe-current-display-table
1134               :help "Describe the current display table"))
1135 (define-key menu-bar-describe-menu [describe-face]
1136   '(menu-item "Describe Face..." describe-face
1137               :help "Display the properties of a face"))
1138 (define-key menu-bar-describe-menu [describe-variable]
1139   '(menu-item "Describe Variable..." describe-variable
1140               :help "Display documentation of variable/option"))
1141 (define-key menu-bar-describe-menu [describe-function]
1142   '(menu-item "Describe Function..." describe-function
1143               :help "Display documentation of function/command"))
1144 (define-key menu-bar-describe-menu [describe-key-1]
1145   '(menu-item "Describe Key..." describe-key
1146               ;; Users typically don't identify keys and menu items...
1147               :help "Display documentation of command bound to a \
1148 key (or menu-item)"))
1149 (define-key menu-bar-describe-menu [describe-key]
1150   '(menu-item "What's This? " describe-key
1151               ;; Users typically don't identify keys and menu items...
1152               :help "Display documentation of command bound to a \
1153 key (or menu-item)"))
1154 (define-key menu-bar-describe-menu [describe-mode]
1155   '(menu-item "Describe Buffer Modes" describe-mode
1156               :help "Describe this buffer's major and minor mode"))
1157
1158 (defvar menu-bar-apropos-menu (make-sparse-keymap "Apropos"))
1159 (defun menu-bar-read-lispref ()
1160   "Display the Emacs Lisp Reference manual in Info mode."
1161   (interactive)
1162   (info "elisp"))
1163
1164 (defun menu-bar-read-lispintro ()
1165   "Display the Introduction to Emacs Lisp Programming in Info mode."
1166   (interactive)
1167   (info "eintr"))
1168
1169 (defun search-emacs-glossary ()
1170   "Display the Glossary node of the Emacs manual in Info mode."
1171   (interactive)
1172   (info "(emacs)Glossary"))
1173
1174 (defun emacs-index-search (topic)
1175   "Look up TOPIC in the indices of the Emacs User Manual."
1176   (interactive "sSubject to look up: ")
1177   (info "emacs")
1178   (Info-index topic))
1179
1180 (defun elisp-index-search (topic)
1181   "Look up TOPIC in the indices of the Emacs Lisp Reference Manual."
1182   (interactive "sSubject to look up: ")
1183   (info "elisp")
1184   (Info-index topic))
1185
1186 (define-key menu-bar-apropos-menu [apropos-documentation]
1187   '(menu-item "Search Documentation Strings..." apropos-documentation
1188               :help
1189               "Find functions and variables whose doc strings match a regexp"))
1190 (define-key menu-bar-apropos-menu [apropos]
1191   '(menu-item "Find Any Object by Name..."  apropos
1192               :help "Find symbols of any kind whose names match a regexp"))
1193 (define-key menu-bar-apropos-menu [apropos-value]
1194   '(menu-item "Find Options by Value..." apropos-value
1195               :help "Find variables whose values match a regexp"))
1196 (define-key menu-bar-apropos-menu [apropos-variables]
1197   '(menu-item "Find Options by Name..." apropos-variable
1198               :help "Find variables whose names match a regexp"))
1199 (define-key menu-bar-apropos-menu [apropos-commands]
1200   '(menu-item "Find Commands by Name..." apropos-command
1201               :help "Find commands whose names match a regexp"))
1202 (define-key menu-bar-apropos-menu [sep1]
1203   '("--"))
1204 (define-key menu-bar-apropos-menu [elisp-index-search]
1205   '(menu-item "Look Up Subject in ELisp Manual..." elisp-index-search
1206               :help "Find description of a subject in Emacs Lisp manual"))
1207 (define-key menu-bar-apropos-menu [emacs-index-search]
1208   '(menu-item "Look Up Subject in User Manual..." emacs-index-search
1209               :help "Find description of a subject in Emacs User manual"))
1210 (define-key menu-bar-apropos-menu [emacs-glossary]
1211   '(menu-item "Emacs Terminology" search-emacs-glossary
1212               :help "Display the Glossary section of the Emacs manual"))
1213
1214 (defvar menu-bar-manuals-menu (make-sparse-keymap "More Manuals"))
1215
1216 (define-key menu-bar-manuals-menu [man]
1217   '(menu-item "Read Man Page..." manual-entry
1218               :help "Man-page docs for external commands and libraries"))
1219 (define-key menu-bar-manuals-menu [sep2]
1220   '("--"))
1221 (define-key menu-bar-manuals-menu [order-emacs-manuals]
1222   '(menu-item "Ordering Manuals" view-order-manuals
1223               :help "How to order manuals from the Free Software Foundation"))
1224 (define-key menu-bar-manuals-menu [info]
1225   '(menu-item "All Other Manuals (Info)" Info-directory
1226               :help "Read any of the installed manuals"))
1227 (define-key menu-bar-manuals-menu [info-elisp]
1228   '(menu-item "Emacs Lisp Reference" menu-bar-read-lispref
1229               :help "Read the Emacs Lisp Reference manual"))
1230 (define-key menu-bar-manuals-menu [info-elintro]
1231   '(menu-item "Introduction to Emacs Lisp" menu-bar-read-lispintro
1232               :help "Read the Introduction to Emacs Lisp Programming"))
1233 (define-key menu-bar-manuals-menu [sep3]
1234   '("--"))
1235 (define-key menu-bar-manuals-menu [command]
1236   '(menu-item "Find Command in Manual" Info-goto-emacs-command-node
1237               :help "Display manual section that describes a command"))
1238 (define-key menu-bar-manuals-menu [key]
1239   '(menu-item "Find Key in Manual" Info-goto-emacs-key-command-node
1240               :help "Display manual section that describes a key"))
1241
1242 (define-key menu-bar-help-menu [eliza]
1243   '(menu-item "Emacs Psychiatrist" doctor
1244               :help "Our doctor will help you feel better"))
1245 (define-key menu-bar-help-menu [sep4]
1246   '("--"))
1247 (define-key menu-bar-help-menu [describe-no-warranty]
1248   '(menu-item "(Non)Warranty" describe-no-warranty
1249               :help "Explain that Emacs has NO WARRANTY"))
1250 (define-key menu-bar-help-menu [describe-copying]
1251   '(menu-item "Copying Conditions" describe-copying
1252               :help "Show the Emacs license (GPL)"))
1253 (define-key menu-bar-help-menu [describe-distribution]
1254   '(menu-item "Getting New Versions" describe-distribution
1255               :help "How to get latest versions of Emacs"))
1256 (define-key menu-bar-help-menu [more]
1257   '(menu-item "Find Extra Packages"
1258               menu-bar-help-extra-packages
1259               :help "Where to find some extra packages and possible updates"))
1260 (defun menu-bar-help-extra-packages ()
1261   "Display help about some additional packages available for Emacs."
1262   (interactive)
1263   (let (enable-local-variables)
1264     (view-file (expand-file-name "MORE.STUFF"
1265                                  data-directory))
1266     (goto-address)))
1267 (define-key menu-bar-help-menu [about]
1268   '(menu-item "About Emacs" display-splash-screen
1269               :help "Display version number, copyright info, and basic help"))
1270 (define-key menu-bar-help-menu [sep2]
1271   '("--"))
1272 (define-key menu-bar-help-menu [finder-by-keyword]
1273   '(menu-item "Find Emacs Packages..." finder-by-keyword
1274               :help "Find packages and features by keyword"))
1275 (define-key menu-bar-help-menu [manuals]
1276   (list 'menu-item "More Manuals" menu-bar-manuals-menu
1277         :help "Search and browse on-line manuals"))
1278 (define-key menu-bar-help-menu [emacs-manual]
1279   '(menu-item "Read the Emacs Manual" info-emacs-manual
1280               :help "Full documentation of Emacs features"))
1281 (define-key menu-bar-help-menu [describe]
1282   (list 'menu-item "Describe" menu-bar-describe-menu
1283         :help "Describe commands, variables, keys"))
1284 (define-key menu-bar-help-menu [apropos]
1285   (list 'menu-item "Search Documentation" menu-bar-apropos-menu
1286         :help "Look up terms, find commands, options, etc. (Apropos)"))
1287 (define-key menu-bar-help-menu [sep1]
1288   '("--"))
1289 (define-key menu-bar-help-menu [report-emacs-bug]
1290   '(menu-item "Send Bug Report..." report-emacs-bug
1291               :help "Send e-mail to Emacs maintainers"))
1292 (define-key menu-bar-help-menu [emacs-problems]
1293   '(menu-item "Emacs Known Problems" view-emacs-problems))
1294 (define-key menu-bar-help-menu [emacs-news]
1295   '(menu-item "Emacs News" view-emacs-news
1296               :help "New features of this version"))
1297 (define-key menu-bar-help-menu [emacs-faq]
1298   '(menu-item "Emacs FAQ" view-emacs-FAQ))
1299
1300 (defun help-with-tutorial-spec-language ()
1301   "Use the Emacs tutorial, specifying which language you want."
1302   (interactive)
1303   (help-with-tutorial t))
1304
1305 (define-key menu-bar-help-menu [emacs-tutorial-language-specific]
1306   '(menu-item "Emacs Tutorial (choose language)..."
1307               help-with-tutorial-spec-language
1308               :help "Learn how to use Emacs (choose a language)"))
1309 (define-key menu-bar-help-menu [emacs-tutorial]
1310   '(menu-item "Emacs Tutorial" help-with-tutorial
1311               :help "Learn how to use Emacs"))
1312
1313 (defun kill-this-buffer ()      ; for the menubar
1314   "Kill the current buffer."
1315   (interactive)
1316   (kill-buffer (current-buffer)))
1317
1318 (defun kill-this-buffer-enabled-p ()
1319   (let ((count 0)
1320         (buffers (buffer-list)))
1321     (while buffers
1322       (or (string-match "^ " (buffer-name (car buffers)))
1323           (setq count (1+ count)))
1324       (setq buffers (cdr buffers)))
1325     (and (not (window-minibuffer-p (frame-selected-window menu-updating-frame)))
1326          (> count 1))))
1327
1328 (put 'dired 'menu-enable
1329      '(not (window-minibuffer-p (frame-selected-window menu-updating-frame))))
1330
1331 ;; Permit deleting frame if it would leave a visible or iconified frame.
1332 (defun delete-frame-enabled-p ()
1333   "Return non-nil if `delete-frame' should be enabled in the menu bar."
1334   (let ((frames (frame-list))
1335         (count 0))
1336     (while frames
1337       (if (frame-visible-p (car frames))
1338           (setq count (1+ count)))
1339       (setq frames (cdr frames)))
1340     (> count 1)))
1341
1342 (defcustom yank-menu-length 20
1343   "*Maximum length to display in the yank-menu."
1344   :type 'integer
1345   :group 'mouse)
1346
1347 (defun menu-bar-update-yank-menu (string old)
1348   (let ((front (car (cdr yank-menu)))
1349         (menu-string (if (<= (length string) yank-menu-length)
1350                          string
1351                        (concat
1352                         (substring string 0 (/ yank-menu-length 2))
1353                         "..."
1354                         (substring string (- (/ yank-menu-length 2)))))))
1355     ;; Don't let the menu string be all dashes
1356     ;; because that has a special meaning in a menu.
1357     (if (string-match "\\`-+\\'" menu-string)
1358         (setq menu-string (concat menu-string " ")))
1359     ;; If we're supposed to be extending an existing string, and that
1360     ;; string really is at the front of the menu, then update it in place.
1361     (if (and old (or (eq old (car front))
1362                      (string= old (car front))))
1363         (progn
1364           (setcar front string)
1365           (setcar (cdr front) menu-string))
1366       (setcdr yank-menu
1367               (cons
1368                (cons string (cons menu-string 'menu-bar-select-yank))
1369                (cdr yank-menu)))))
1370   (if (> (length (cdr yank-menu)) kill-ring-max)
1371       (setcdr (nthcdr kill-ring-max yank-menu) nil)))
1372
1373 (put 'menu-bar-select-yank 'apropos-inhibit t)
1374 (defun menu-bar-select-yank ()
1375   (interactive "*")
1376   (push-mark (point))
1377   (insert last-command-event))
1378
1379 \f
1380 (defcustom buffers-menu-show-directories 'unless-uniquify
1381   "If non-nil, show directories in the Buffers menu for buffers that have them.
1382 The special value `unless-uniquify' means that directories will be shown
1383 unless `uniquify-buffer-name-style' is non-nil (in which case, buffer
1384 names should include enough of a buffer's directory to distinguish it
1385 from other buffers).
1386
1387 Setting this variable directly does not take effect until next time the
1388 Buffers menu is regenerated."
1389   :set (lambda (symbol value)
1390          (set symbol value)
1391          (menu-bar-update-buffers t))
1392   :initialize 'custom-initialize-default
1393   :type '(choice (const :tag "Never" nil)
1394                  (const :tag "Unless uniquify is enabled" unless-uniquify)
1395                  (const :tag "Always" t))
1396   :group 'menu)
1397
1398 (defcustom buffers-menu-show-status t
1399   "If non-nil, show modified/read-only status of buffers in the Buffers menu.
1400 Setting this variable directly does not take effect until next time the
1401 Buffers menu is regenerated."
1402   :set (lambda (symbol value)
1403          (set symbol value)
1404          (menu-bar-update-buffers t))
1405   :initialize 'custom-initialize-default
1406   :type 'boolean
1407   :group 'menu)
1408
1409 (defvar list-buffers-directory nil)
1410
1411 (defvar menu-bar-update-buffers-maxbuf)
1412
1413 (defun menu-bar-select-buffer ()
1414   (interactive)
1415   (switch-to-buffer last-command-event))
1416
1417 (defun menu-bar-select-frame ()
1418   (interactive)
1419   (let (frame)
1420     (dolist (f (frame-list))
1421       (when (equal last-command-event (frame-parameter f 'name))
1422         (setq frame f)))
1423   (make-frame-visible frame)
1424   (raise-frame frame)
1425   (select-frame frame)))
1426
1427 (defun menu-bar-update-buffers-1 (elt)
1428   (let* ((buf (car elt))
1429          (file
1430           (and (if (eq buffers-menu-show-directories 'unless-uniquify)
1431                    (or (not (boundp 'uniquify-buffer-name-style))
1432                        (null uniquify-buffer-name-style))
1433                  buffers-menu-show-directories)
1434                (or (buffer-file-name buf)
1435                    (buffer-local-value 'list-buffers-directory buf)))))
1436     (when file
1437       (setq file (file-name-directory file)))
1438     (when (and file (> (length file) 20))
1439       (setq file (concat "..." (substring file -17))))
1440     (cons (if buffers-menu-show-status
1441               (let ((mod (if (buffer-modified-p buf) "*" ""))
1442                     (ro (if (buffer-local-value 'buffer-read-only buf) "%" "")))
1443                 (if file
1444                     (format "%s  %s%s  --  %s" (cdr elt) mod ro file)
1445                   (format "%s  %s%s" (cdr elt) mod ro)))
1446             (if file
1447                 (format "%s  --  %s"  (cdr elt) file)
1448               (cdr elt)))
1449           buf)))
1450
1451 ;; Used to cache the menu entries for commands in the Buffers menu
1452 (defvar menu-bar-buffers-menu-command-entries nil)
1453
1454 (defun menu-bar-update-buffers (&optional force)
1455   ;; If user discards the Buffers item, play along.
1456   (and (lookup-key (current-global-map) [menu-bar buffer])
1457        (or force (frame-or-buffer-changed-p))
1458        (let ((buffers (buffer-list))
1459              (frames (frame-list))
1460              buffers-menu frames-menu)
1461          ;; If requested, list only the N most recently selected buffers.
1462          (if (and (integerp buffers-menu-max-size)
1463                   (> buffers-menu-max-size 1))
1464              (if (> (length buffers) buffers-menu-max-size)
1465                  (setcdr (nthcdr buffers-menu-max-size buffers) nil)))
1466
1467          ;; Make the menu of buffers proper.
1468          (setq buffers-menu
1469                (let* ((buffer-list
1470                        (mapcar 'list buffers))
1471                       (menu-bar-update-buffers-maxbuf 0)
1472                       alist)
1473                  ;; Put into each element of buffer-list
1474                  ;; the name for actual display,
1475                  ;; perhaps truncated in the middle.
1476                  (dolist (buf buffer-list)
1477                    (let ((name (buffer-name (car buf))))
1478                      (setcdr buf
1479                              (if (> (length name) 27)
1480                                  (concat (substring name 0 12)
1481                                          "..."
1482                                          (substring name -12))
1483                                name))))
1484                  ;; Compute the maximum length of any name.
1485                  (dolist (buf buffer-list)
1486                    (unless (eq ?\  (aref (cdr buf) 0))
1487                      (setq menu-bar-update-buffers-maxbuf
1488                            (max menu-bar-update-buffers-maxbuf
1489                                 (length (cdr buf))))))
1490                  ;; Set ALIST to an alist of the form
1491                  ;; ITEM-STRING . BUFFER
1492                  (dolist (buf buffer-list)
1493                    (unless (eq ?\  (aref (cdr buf) 0))
1494                      (push (menu-bar-update-buffers-1 buf) alist)))
1495                  ;; Now make the actual list of items, and add
1496                  ;; some miscellaneous buffer commands to the end.
1497                  (mapcar (lambda (pair)
1498                            ;; This is somewhat risque, to use
1499                            ;; the buffer name itself as the event
1500                            ;; type to define, but it works.
1501                            ;; It would not work to use the buffer
1502                            ;; since a buffer as an event has its
1503                            ;; own meaning.
1504                            (nconc (list (buffer-name (cdr pair))
1505                                         (car pair)
1506                                         (cons nil nil))
1507                                   'menu-bar-select-buffer))
1508                          (nreverse alist))))
1509
1510          ;; Make a Frames menu if we have more than one frame.
1511          (when (cdr frames)
1512            (let ((frames-menu
1513                   (cons 'keymap
1514                         (cons "Select Frame"
1515                               (mapcar
1516                                (lambda (frame)
1517                                  (nconc
1518                                   (list (frame-parameter frame 'name)
1519                                         (frame-parameter frame 'name)
1520                                         (cons nil nil))
1521                                   'menu-bar-select-frame))
1522                                frames)))))
1523              ;; Put it after the normal buffers
1524              (setq buffers-menu
1525                    (nconc buffers-menu
1526                           `((frames-separator "--")
1527                             (frames menu-item "Frames" ,frames-menu))))))
1528
1529          ;; Add in some normal commands at the end of the menu.  We use
1530          ;; the copy cached in `menu-bar-buffers-menu-command-entries'
1531          ;; if it's been set already.  Note that we can't use constant
1532          ;; lists for the menu-entries, because the low-level menu-code
1533          ;; modifies them.
1534          (unless menu-bar-buffers-menu-command-entries
1535            (setq menu-bar-buffers-menu-command-entries
1536                  (list '(command-separator "--")
1537                        (list 'next-buffer
1538                              'menu-item
1539                              "Next Buffer"
1540                              'next-buffer
1541                              :help "Switch to the \"next\" buffer in a cyclic order")
1542                        (list 'prev-buffer
1543                              'menu-item
1544                              "Previous Buffer"
1545                              'prev-buffer
1546                              :help "Switch to the \"previous\" buffer in a cyclic order")
1547                        (list 'select-named-buffer
1548                              'menu-item
1549                              "Select Named Buffer..."
1550                              'switch-to-buffer
1551                              :help "Prompt for a buffer name, and select that buffer in the current window")
1552                        (list 'list-all-buffers
1553                              'menu-item
1554                              "List All Buffers"
1555                              'list-buffers
1556                              :help "Pop up a window listing all emacs buffers"
1557                              ))))
1558          (setq buffers-menu
1559                (nconc buffers-menu menu-bar-buffers-menu-command-entries))
1560
1561          (setq buffers-menu (cons 'keymap (cons "Select Buffer" buffers-menu)))
1562          (define-key (current-global-map) [menu-bar buffer]
1563            (cons "Buffers" buffers-menu)))))
1564
1565 (add-hook 'menu-bar-update-hook 'menu-bar-update-buffers)
1566
1567 (menu-bar-update-buffers)
1568
1569 ;; this version is too slow
1570 ;;(defun format-buffers-menu-line (buffer)
1571 ;;  "Returns a string to represent the given buffer in the Buffer menu.
1572 ;;nil means the buffer shouldn't be listed.  You can redefine this."
1573 ;;  (if (string-match "\\` " (buffer-name buffer))
1574 ;;      nil
1575 ;;    (save-excursion
1576 ;;     (set-buffer buffer)
1577 ;;     (let ((size (buffer-size)))
1578 ;;       (format "%s%s %-19s %6s %-15s %s"
1579 ;;             (if (buffer-modified-p) "*" " ")
1580 ;;             (if buffer-read-only "%" " ")
1581 ;;             (buffer-name)
1582 ;;             size
1583 ;;             mode-name
1584 ;;             (or (buffer-file-name) ""))))))
1585 \f
1586 ;;; Set up a menu bar menu for the minibuffer.
1587
1588 (dolist (map (list minibuffer-local-map
1589                    ;; This shouldn't be necessary, but there's a funny
1590                    ;; bug in keymap.c that I don't understand yet.  -stef
1591                    minibuffer-local-completion-map))
1592   (define-key map [menu-bar minibuf]
1593     (cons "Minibuf" (make-sparse-keymap "Minibuf"))))
1594
1595 (let ((map minibuffer-local-completion-map))
1596   (define-key map [menu-bar minibuf ?\?]
1597     (list 'menu-item "List Completions" 'minibuffer-completion-help
1598           :help "Display all possible completions"))
1599   (define-key map [menu-bar minibuf space]
1600     (list 'menu-item "Complete Word" 'minibuffer-complete-word
1601           :help "Complete at most one word"))
1602   (define-key map [menu-bar minibuf tab]
1603     (list 'menu-item "Complete" 'minibuffer-complete
1604           :help "Complete as far as possible")))
1605
1606 (let ((map minibuffer-local-map))
1607   (define-key map [menu-bar minibuf quit]
1608     (list 'menu-item "Quit" 'keyboard-escape-quit
1609           :help "Abort input and exit minibuffer"))
1610   (define-key map [menu-bar minibuf return]
1611     (list 'menu-item "Enter" 'exit-minibuffer
1612           :help "Terminate input and exit minibuffer")))
1613 \f
1614 (defcustom menu-bar-mode t
1615   "Toggle display of a menu bar on each frame.
1616 Setting this variable directly does not take effect;
1617 use either \\[customize] or the function `menu-bar-mode'."
1618   :set (lambda (symbol value)
1619          (menu-bar-mode (or value 0)))
1620   :initialize 'custom-initialize-default
1621   :type 'boolean
1622   :group 'frames)
1623
1624 (defun menu-bar-mode (&optional flag)
1625   "Toggle display of a menu bar on each frame.
1626 This command applies to all frames that exist and frames to be
1627 created in the future.
1628 With a numeric argument, if the argument is positive,
1629 turn on menu bars; otherwise, turn off menu bars."
1630   (interactive "P")
1631
1632   ;; Make menu-bar-mode and default-frame-alist consistent.
1633   (let ((default (assq 'menu-bar-lines default-frame-alist)))
1634     (if default
1635         (setq menu-bar-mode (not (eq (cdr default) 0)))
1636       (setq default-frame-alist
1637             (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0))
1638                   default-frame-alist))))
1639
1640   ;; Toggle or set the mode, according to FLAG.
1641   (setq menu-bar-mode (if (null flag) (not menu-bar-mode)
1642                         (> (prefix-numeric-value flag) 0)))
1643
1644   ;; Apply it to default-frame-alist.
1645   (let ((parameter (assq 'menu-bar-lines default-frame-alist)))
1646     (if (consp parameter)
1647         (setcdr parameter (if menu-bar-mode 1 0))
1648       (setq default-frame-alist
1649             (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0))
1650                   default-frame-alist))))
1651
1652   ;; Apply it to existing frames.
1653   (let ((frames (frame-list)))
1654     (while frames
1655       (let ((height (cdr (assq 'height (frame-parameters (car frames))))))
1656         (modify-frame-parameters (car frames)
1657                                  (list (cons 'menu-bar-lines
1658                                              (if menu-bar-mode 1 0))))
1659         (modify-frame-parameters (car frames)
1660                                  (list (cons 'height height))))
1661       (setq frames (cdr frames))))
1662
1663   (when (interactive-p)
1664     (if menu-bar-mode
1665         (message "Menu-bar mode enabled.")
1666       (message "Menu-bar mode disabled.  Use M-x menu-bar-mode to make the menu bar appear."))
1667     (customize-mark-as-set 'menu-bar-mode))
1668
1669   menu-bar-mode)
1670
1671 (provide 'menu-bar)
1672
1673 ;;; menu-bar.el ends here