Mercurial > hg > xemacs-beta
diff lisp/x11/x-menubar.el @ 0:376386a54a3c r19-14
Import from CVS: tag r19-14
author | cvs |
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date | Mon, 13 Aug 2007 08:45:50 +0200 |
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children | ac2d302a0011 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lisp/x11/x-menubar.el Mon Aug 13 08:45:50 2007 +0200 @@ -0,0 +1,1352 @@ +;;; x-menubar.el --- Menubar and popup-menu support for X. + +;; Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +;; Copyright (C) 1995 Tinker Systems and INS Engineering Corp. +;; Copyright (C) 1995 Sun Microsystems. +;; Copyright (C) 1995, 1996 Ben Wing. + +;; This file is part of XEmacs. + +;; XEmacs is free software; you can redistribute it and/or modify it +;; under the terms of the GNU General Public License as published by +;; the Free Software Foundation; either version 2, or (at your option) +;; any later version. + +;; XEmacs is distributed in the hope that it will be useful, but +;; WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;; General Public License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with Xmacs; see the file COPYING. If not, write to the Free +;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + +;;; Commentary: + +;;; Code: + +(defconst default-menubar + (purecopy-menubar + ;; note backquote. + `( + ("File" + :filter file-menu-filter + ["Open..." find-file t] + ["Open in Other Window..." find-file-other-window t] + ["Open in New Frame..." find-file-other-frame t] + ["Insert File..." insert-file t] + ["View File..." view-file t] + "------" + ["Save" save-buffer t nil] + ["Save As..." write-file t] + ["Save Some Buffers" save-some-buffers t] + "-----" + ["Print Buffer" lpr-buffer t nil] + ["Pretty-Print Buffer" ps-print-buffer-with-faces t nil] + "-----" + ["New Frame" make-frame t] + ["Frame on Other Display..." + make-frame-on-display t] + ["Delete Frame" delete-frame t] + "-----" + ["Split Window" split-window-vertically t] + ["Un-Split (Keep This)" delete-other-windows (not (one-window-p t))] + ["Un-Split (Keep Others)" delete-window (not (one-window-p t))] + "-----" + ["Revert Buffer" revert-buffer t nil] + ["Delete Buffer" kill-this-buffer t nil] + "-----" + ["Exit XEmacs" save-buffers-kill-emacs t] + ) + + ("Edit" + :filter edit-menu-filter + ["Undo" advertised-undo t] + ["Cut" x-kill-primary-selection t] + ["Copy" x-copy-primary-selection t] + ["Paste" x-yank-clipboard-selection t] + ["Clear" x-delete-primary-selection t] + "----" + ["Search..." isearch-forward t] + ["Search Backward..." isearch-backward t] + ["Replace..." query-replace t] + "----" + ["Search (Regexp)..." isearch-forward-regexp t] + ["Search Backward (Regexp)..." isearch-backward-regexp t] + ["Replace (Regexp)..." query-replace-regexp t] + "----" + ("Bookmarks" + ["Jump to bookmark" bookmark-menu-jump t] + ["Set bookmark" bookmark-set t] + "---" + ["Insert contents" bookmark-menu-insert t] + ["Insert location" bookmark-menu-locate t] + "---" + ["Rename bookmark" bookmark-menu-rename t] + ["Delete bookmark" bookmark-menu-delete t] + ["Edit Bookmark List" bookmark-bmenu-list t] + "---" + ["Save bookmarks" bookmark-save t] + ["Save bookmarks as..." bookmark-write t] + ["Load a bookmark file" bookmark-load t]) + "----" + ["Goto Line..." goto-line t] + ["What Line" what-line t] + "----" + ["Start Macro Recording" start-kbd-macro (not defining-kbd-macro)] + ["End Macro Recording" end-kbd-macro defining-kbd-macro] + ["Execute Last Macro" call-last-kbd-macro last-kbd-macro] + ) + + ("Apps" + ["Read Mail (VM)..." vm t] + ["Read Mail (MH)..." (mh-rmail t) t] + ["Send mail..." mail t] + ["Usenet News" gnus t] + ["Browse the Web" w3 t] + ["Gopher" gopher t] + ["Hyperbole..." hyperbole t] + "----" + ["Spell-Check Buffer" ispell-buffer t] + ["Emulate VI" viper-mode t] + "----" + ("Calendar" + ["3-Month Calendar" calendar t] + ["Diary" diary t] + ["Holidays" holidays t] + ;; we're all pagans at heart ... + ["Phases of the Moon" phases-of-moon t] + ["Sunrise/Sunset" sunrise-sunset t] + ) + ("Games" + ["Quote from Zippy" yow t] + ["Psychoanalyst" doctor t] + ["Psychoanalyze Zippy!" psychoanalyze-pinhead t] + ["Random Flames" flame t] + ["Dunnet (Adventure)" dunnet t] + ["Towers of Hanoi" hanoi t] + ["Game of Life" life t] + ["Multiplication Puzzle" mpuz t] + ) + ) + + ("Options" + ["Read Only" (toggle-read-only) + :style toggle :selected buffer-read-only] + ("Editing Options" + ["Overstrike" (progn + (overwrite-mode current-prefix-arg) + (setq-default overwrite-mode overwrite-mode)) + :style toggle :selected overwrite-mode] + ["Case Sensitive Search" (progn + (setq case-fold-search (not case-fold-search)) + (setq-default case-fold-search + case-fold-search)) + :style toggle :selected (not case-fold-search)] + ["Case Matching Replace" (setq case-replace (not case-replace)) + :style toggle :selected case-replace] + ["Auto Delete Selection" (if (memq 'pending-delete-pre-hook + pre-command-hook) + (pending-delete-off nil) + (pending-delete-on nil)) + :style toggle + :selected (memq 'pending-delete-pre-hook pre-command-hook)] + ["Active Regions" (setq zmacs-regions (not zmacs-regions)) + :style toggle :selected zmacs-regions] + ["Mouse Paste At Text Cursor" (setq mouse-yank-at-point + (not mouse-yank-at-point)) + :style toggle :selected mouse-yank-at-point] + ) + ("General Options" + ["Teach Extended Commands" (setq teach-extended-commands-p + (not teach-extended-commands-p)) + :style toggle :selected teach-extended-commands-p] + ["Debug On Error" (setq debug-on-error (not debug-on-error)) + :style toggle :selected debug-on-error] + ["Debug On Quit" (setq debug-on-quit (not debug-on-quit)) + :style toggle :selected debug-on-quit] + ) + ("Printing Options" + ["Command-Line Switches for `lpr'/`lp'..." + (setq lpr-switches (read-string "Switches for `lpr'/`lp': " + lpr-switches)) + t] + ["Pretty-Print With Color" + (setq ps-print-color-p (not ps-print-color-p)) + :style toggle :selected ps-print-color-p] + ("Pretty-Print Paper Size" + ["Letter" + (setq ps-paper-type 'ps-letter) + :style radio + :selected (eq ps-paper-type 'ps-letter)] + ["Legal" + (setq ps-paper-type 'ps-legal) + :style radio + :selected (eq ps-paper-type 'ps-legal)] + ["A4" + (setq ps-paper-type 'ps-a4) + :style radio + :selected (eq ps-paper-type 'ps-a4)] + ) + ) + ("\"Other Window\" Location" + ["Always in Same Frame" + (setq get-frame-for-buffer-default-instance-limit nil) + :style radio + :selected (null get-frame-for-buffer-default-instance-limit)] + ["Other Frame (2 Frames Max)" + (setq get-frame-for-buffer-default-instance-limit 2) + :style radio + :selected (eq 2 get-frame-for-buffer-default-instance-limit)] + ["Other Frame (3 Frames Max)" + (setq get-frame-for-buffer-default-instance-limit 3) + :style radio + :selected (eq 3 get-frame-for-buffer-default-instance-limit)] + ["Other Frame (4 Frames Max)" + (setq get-frame-for-buffer-default-instance-limit 4) + :style radio + :selected (eq 4 get-frame-for-buffer-default-instance-limit)] + ["Other Frame (5 Frames Max)" + (setq get-frame-for-buffer-default-instance-limit 5) + :style radio + :selected (eq 5 get-frame-for-buffer-default-instance-limit)] + ["Always Create New Frame" + (setq get-frame-for-buffer-default-instance-limit 0) + :style radio + :selected (eq 0 get-frame-for-buffer-default-instance-limit)] + "-----" + ["Temp Buffers Always in Same Frame" + (setq temp-buffer-show-function 'show-temp-buffer-in-current-frame) + :style radio + :selected (eq temp-buffer-show-function + 'show-temp-buffer-in-current-frame)] + ["Temp Buffers Like Other Buffers" + (setq temp-buffer-show-function nil) + :style radio + :selected (null temp-buffer-show-function)] + ) + + "-----" + ("Syntax Highlighting" + ["In This Buffer" (font-lock-mode) + :style toggle :selected font-lock-mode] + ["Automatic" (if (not (featurep 'font-lock)) + (progn + (setq font-lock-auto-fontify t) + (require 'font-lock)) + (setq font-lock-auto-fontify + (not font-lock-auto-fontify))) + :style toggle + :selected (and (featurep 'font-lock) font-lock-auto-fontify)] + "-----" + ["Fonts" (progn (require 'font-lock) + (font-lock-use-default-fonts) + (setq font-lock-use-fonts t + font-lock-use-colors nil) + (font-lock-mode 1)) + :style radio + :selected (and font-lock-mode + font-lock-use-fonts)] + ["Colors" (progn (require 'font-lock) + (font-lock-use-default-colors) + (setq font-lock-use-colors t + font-lock-use-fonts nil) + (font-lock-mode 1)) + :style radio + :selected (and font-lock-mode + font-lock-use-colors)] + "-----" + ["Least" (if (or (and (not (integerp font-lock-maximum-decoration)) + (not (eq t font-lock-maximum-decoration))) + (and (integerp font-lock-maximum-decoration) + (<= font-lock-maximum-decoration 0))) + nil + (setq font-lock-maximum-decoration nil) + (font-lock-recompute-variables)) + :style radio + :active font-lock-mode + :selected (and font-lock-mode + (or (and (not (integerp font-lock-maximum-decoration)) + (not (eq t font-lock-maximum-decoration))) + (and (integerp font-lock-maximum-decoration) + (<= font-lock-maximum-decoration 0))))] + ["More" (if (and (integerp font-lock-maximum-decoration) + (= 1 font-lock-maximum-decoration)) + nil + (setq font-lock-maximum-decoration 1) + (font-lock-recompute-variables)) + :style radio + :active font-lock-mode + :selected (and font-lock-mode + (integerp font-lock-maximum-decoration) + (= 1 font-lock-maximum-decoration))] + ["Even More" (if (and (integerp font-lock-maximum-decoration) + (= 2 font-lock-maximum-decoration)) + nil + (setq font-lock-maximum-decoration 2) + (font-lock-recompute-variables)) + :style radio + :active font-lock-mode + :selected (and font-lock-mode + (integerp font-lock-maximum-decoration) + (= 2 font-lock-maximum-decoration))] + ["Most" (if (or (eq font-lock-maximum-decoration t) + (and (integerp font-lock-maximum-decoration) + (>= font-lock-maximum-decoration 3))) + nil + (setq font-lock-maximum-decoration t) + (font-lock-recompute-variables)) + :style radio + :active font-lock-mode + :selected (and font-lock-mode + (or (eq font-lock-maximum-decoration t) + (and (integerp font-lock-maximum-decoration) + (>= font-lock-maximum-decoration 3))))] + "-----" + ["Lazy" (progn (require 'lazy-lock) + (if (and (boundp 'lazy-lock-mode) lazy-lock-mode) + (progn + (lazy-lock-mode 0) + ;; this shouldn't be necessary so there has to + ;; be a redisplay bug lurking somewhere (or + ;; possibly another event handler bug) + (redraw-modeline)) + (if font-lock-mode + (progn + (lazy-lock-mode 1) + (redraw-modeline))))) + :active font-lock-mode + :style toggle + :selected (and (boundp 'lazy-lock-mode) lazy-lock-mode)] + ["Caching" (progn (require 'fast-lock) + (if fast-lock-mode + (progn + (fast-lock-mode 0) + ;; this shouldn't be necessary so there has to + ;; be a redisplay bug lurking somewhere (or + ;; possibly another event handler bug) + (redraw-modeline)) + (if font-lock-mode + (progn + (fast-lock-mode 1) + (redraw-modeline))))) + :active font-lock-mode + :style toggle + :selected fast-lock-mode] + ) + ("Paren Highlighting" + ["None" (paren-set-mode -1) + :style radio :selected (not paren-mode)] + ["Blinking Paren" (paren-set-mode 'blink-paren) + :style radio :selected (eq paren-mode 'blink-paren)] + ["Steady Paren" (paren-set-mode 'paren) + :style radio :selected (eq paren-mode 'paren)] + ["Expression" (paren-set-mode 'sexp) + :style radio :selected (eq paren-mode 'sexp)] +;;; ["Nested Shading" (paren-set-mode 'nested) +;;; :style radio :selected (eq paren-mode 'nested)] + ) + "-----" + ("Frame Appearance" + ,@(if (featurep 'scrollbar) + '(["Scrollbars" (if (= (specifier-instance scrollbar-width) 0) + (progn + (set-specifier scrollbar-width 15) + (set-specifier scrollbar-height 15)) + (set-specifier scrollbar-width 0) + (set-specifier scrollbar-height 0)) + :style toggle :selected (> (specifier-instance scrollbar-width) 0)])) + ["3D Modeline" + (progn + (if (zerop (specifier-instance modeline-shadow-thickness)) + (set-specifier modeline-shadow-thickness 2) + (set-specifier modeline-shadow-thickness 0)) + (redraw-modeline t)) + :style toggle :selected + (let ((thickness + (specifier-instance modeline-shadow-thickness))) + (and (integerp thickness) + (> thickness 0)))] + ["Truncate Lines" (progn + (setq truncate-lines (not truncate-lines)) + (setq-default truncate-lines truncate-lines)) + :style toggle :selected truncate-lines] + ["Bar Cursor" (progn + (setq bar-cursor + (if (not bar-cursor) 2 nil)) + (force-cursor-redisplay)) + :style toggle :selected bar-cursor] + ["Blinking Cursor" (blink-cursor-mode) + :style toggle + :selected (and (boundp 'blink-cursor-mode) blink-cursor-mode)] +; ["Line Numbers" (line-number-mode nil) +; :style toggle :selected line-number-mode] + ) + ("Menubar Appearance" + ["Buffers Menu Length..." + (progn + (setq buffers-menu-max-size + (read-number + "Enter number of buffers to display (or 0 for unlimited): ")) + (if (eq buffers-menu-max-size 0) (setq buffers-menu-max-size nil))) + t] + ["Multi-Operation Buffers Sub-Menus" + (setq complex-buffers-menu-p + (not complex-buffers-menu-p)) + :style toggle :selected complex-buffers-menu-p] + ("Buffers Menu Sorting" + ["Most Recently Used" + (progn + (setq buffers-menu-sort-function nil) + (setq buffers-menu-grouping-function nil)) + :style radio + :selected (null buffers-menu-sort-function)] + ["Alphabetically" + (progn + (setq buffers-menu-sort-function + 'sort-buffers-menu-alphabetically) + (setq buffers-menu-grouping-function nil)) + :style radio + :selected (eq 'sort-buffers-menu-alphabetically + buffers-menu-sort-function)] + ["By Major Mode, Then Alphabetically" + (progn + (setq buffers-menu-sort-function + 'sort-buffers-menu-by-mode-then-alphabetically) + (setq buffers-menu-grouping-function + 'group-buffers-menu-by-mode-then-alphabetically)) + :style radio + :selected (eq 'sort-buffers-menu-by-mode-then-alphabetically + buffers-menu-sort-function)]) + ["Submenus for Buffer Groups" + (setq buffers-menu-submenus-for-groups-p + (not buffers-menu-submenus-for-groups-p)) + :style toggle + :selected buffers-menu-submenus-for-groups-p + :active (not (null buffers-menu-grouping-function))] + "---" + ["Frame-Local Font Menu" (setq font-menu-this-frame-only-p + (not font-menu-this-frame-only-p)) + :style toggle :selected font-menu-this-frame-only-p] + ["Ignore Scaled Fonts" (setq font-menu-ignore-scaled-fonts + (not font-menu-ignore-scaled-fonts)) + :style toggle :selected font-menu-ignore-scaled-fonts] + ) + ,@(if (featurep 'toolbar) + '(("Toolbar Appearance" + ["Visible" (set-specifier default-toolbar-visible-p + (not (specifier-instance + default-toolbar-visible-p))) + :style toggle + :selected (specifier-instance default-toolbar-visible-p)] + ["Captioned" (set-specifier toolbar-buttons-captioned-p + (not (specifier-instance + toolbar-buttons-captioned-p))) + :style toggle + :selected + (specifier-instance toolbar-buttons-captioned-p)] + ("Default Location" + ["Top" (set-default-toolbar-position 'top) + :style radio :selected (eq (default-toolbar-position) 'top)] + ["Bottom" (set-default-toolbar-position 'bottom) + :style radio :selected (eq (default-toolbar-position) 'bottom)] + ["Left" (set-default-toolbar-position 'left) + :style radio :selected (eq (default-toolbar-position) 'left)] + ["Right" (set-default-toolbar-position 'right) + :style radio :selected (eq (default-toolbar-position) 'right)] + ) + ))) + ("Open URLs With" + ["Emacs-W3" (setq browse-url-browser-function 'browse-url-w3) + :style radio + :selected (eq browse-url-browser-function 'browse-url-w3)] + ["Netscape" (setq browse-url-browser-function 'browse-url-netscape) + :style radio + :selected (eq browse-url-browser-function 'browse-url-netscape)] + ["Mosaic" (setq browse-url-browser-function 'browse-url-mosaic) + :style radio + :selected (eq browse-url-browser-function 'browse-url-mosaic)] + ["Mosaic (CCI)" (setq browse-url-browser-function 'browse-url-cci) + :style radio + :selected (eq browse-url-browser-function 'browse-url-iximosaic)] + ["IXI Mosaic" (setq browse-url-browser-function 'browse-url-iximosaic) + :style radio + :selected (eq browse-url-browser-function 'browse-url-iximosaic)] + ["Lynx (xterm)" (setq browse-url-browser-function 'browse-url-lynx-xterm) + :style radio + :selected (eq browse-url-browser-function 'browse-url-lynx-xterm)] + ["Lynx (xemacs)" (setq browse-url-browser-function 'browse-url-lynx-emacs) + :style radio + :selected (eq browse-url-browser-function 'browse-url-lynx-emacs)] + ["Grail" (setq browse-url-browser-function 'browse-url-grail) + :style radio + :selected (eq browse-url-browser-function 'browse-url-grail)] + ) + "-----" + ["Edit Faces..." edit-faces t] + ("Font" :filter font-menu-family-constructor) + ("Size" :filter font-menu-size-constructor) + ("Weight" :filter font-menu-weight-constructor) + "-----" + ["Save Options" save-options-menu-settings t] + ) + + ("Buffers" + :filter buffers-menu-filter + ["List All Buffers" list-buffers t] + "--" + ) + + ("Tools" + ["Grep..." grep t] + ["Compile..." compile t] + ["Shell Command..." shell-command t] + ["Shell Command on Region..." + shell-command-on-region (region-exists-p)] + ["Debug (GDB)..." gdb t] + ["Debug (DBX)..." dbx t] + "-----" + ["OO-Browser..." oobr t] + ("Tags" + ["Find..." find-tag t] + ["Find Other Window..." find-tag-other-window t] + ["Tags Search..." tags-search t] + ["Tags Replace..." tags-query-replace t] + "-----" + ["Continue" tags-loop-continue t] + ["Pop stack" pop-tag-mark t] + ["Apropos..." tags-apropos t])) + + nil ; the partition: menus after this are flushright + + ("Help" + ["About XEmacs..." about-xemacs t] + "-----" + ["XEmacs WWW Page" xemacs-www-page t] + ["Newest XEmacs FAQ via WWW" xemacs-www-faq t] + ["XEmacs FAQ (local)" xemacs-local-faq t] + ["XEmacs Tutorial" help-with-tutorial t] + ["XEmacs News" view-emacs-news t] + ["Sample .emacs" (find-file + (expand-file-name "sample.emacs" + data-directory)) + t] + "-----" + ["Info (Detailed Docs)" info t] + ("Lookup in Info" + ["Key/Mouse Binding..." Info-goto-emacs-key-command-node t] + ["Command..." Info-goto-emacs-command-node t] + ["Elisp Function..." Info-elisp-ref t] + ["Topic..." Info-query t]) + ["Package Browser" finder-by-keyword t] + ["Describe Mode" describe-mode t] + ["Apropos..." hyper-apropos t] + ["Apropos Documentation..." apropos-documentation t] + "-----" + ["Recent Keystrokes/Messages" view-lossage t] + ["Describe Key/Mouse..." describe-key t] + ["List Key Bindings" describe-bindings t] + ["List Mouse Bindings" describe-pointer t] + "-----" + ["Describe Function..." describe-function t] + ["Describe Variable..." describe-variable t] + ["Where Is Command..." where-is t] + "-----" + ["Unix Manual..." manual-entry t] + ("Misc" + ["Describe No Warranty" describe-no-warranty t] + ["Describe XEmacs License" describe-copying t] + ["Getting the Latest Version" describe-distribution t]) + ) + ))) + + +;;; Add Load Init button to menubar when starting up with -q +(defun maybe-add-init-button () + ;; by Stig@hackvan.com + (cond + (init-file-user nil) + ((file-exists-p (cond + ((eq system-type 'ms-dos) + (concat "~" (user-login-name) "/_emacs")) + ((eq system-type 'vax-vms) + "sys$login:.emacs") + (t + (concat "~" (user-login-name) "/.emacs")))) + (add-menu-button nil + ["Load .emacs" + (progn (delete-menu-item '("Load .emacs")) + (load-user-init-file (user-login-name))) + t] + "Help")) + (t nil))) + +(add-hook 'before-init-hook 'maybe-add-init-button) + + +;;; The File and Edit menus + +(defvar put-buffer-names-in-file-menu t) + +;; The sensitivity part of this function could be done by just adding forms +;; to evaluate to the menu items themselves; that would be marginally less +;; efficient but not perceptibly so (I think). But in order to change the +;; names of the Undo menu item and the various things on the File menu item, +;; we need to use a hook. + +(defun file-menu-filter (menu-items) + "Incrementally update the file menu. +This function changes the arguments and sensitivity of these File menu items: + + Delete Buffer has the name of the current buffer appended to it. + Print Buffer has the name of the current buffer appended to it. + Pretty-Print Buffer + has the name of the current buffer appended to it. + Save has the name of the current buffer appended to it, and is + sensitive only when the current buffer is modified. + Revert Buffer has the name of the current buffer appended to it, and is + sensitive only when the current buffer has a file. + Delete Frame sensitive only when there is more than one frame. + +The name of the current buffer is only appended to the menu items if +`put-buffer-names-in-file-menu' is non-nil. This behavior is the default." + (let* ((bufname (buffer-name)) + (result menu-items) ; save pointer to start of menu. + name + item) + ;; the contents of the menu items in the file menu are destructively + ;; modified so that there is as little consing as possible. This is okay. + ;; As soon as the result is returned, it is converted to widget_values + ;; inside lwlib and the lisp menu-items can be safely modified again. + (while (setq item (pop menu-items)) + (if (vectorp item) + (progn + (setq name (aref item 0)) + (and put-buffer-names-in-file-menu + (member name '("Save" "Revert Buffer" "Print Buffer" + "Pretty-Print Buffer" "Delete Buffer")) + (>= 4 (length item)) + (aset item 3 bufname)) + (and (string= "Save" name) + (aset item 2 (buffer-modified-p))) + (and (string= "Revert Buffer" name) + (aset item 2 (not (not (or buffer-file-name + revert-buffer-function))))) + (and (string= "Delete Frame" name) + (aset item 2 (not (eq (next-frame) (selected-frame))))) + ))) + result)) + +(defun edit-menu-filter (menu-items) + "For use as an incremental menu construction filter. +This function changes the sensitivity of these Edit menu items: + + Cut sensitive only when emacs owns the primary X Selection. + Copy sensitive only when emacs owns the primary X Selection. + Clear sensitive only when emacs owns the primary X Selection. + Paste sensitive only when there is an owner for the X Clipboard Selection. + Undo sensitive only when there is undo information. + While in the midst of an undo, this is changed to \"Undo More\"." + (let* (item + name + (result menu-items) ; save pointer to head of list + (x-dev (eq 'x (device-type (selected-device)))) + (emacs-owns-selection-p (and x-dev (x-selection-owner-p))) + (clipboard-exists-p (and x-dev (x-selection-exists-p 'CLIPBOARD))) +;;; undo-available undoing-more +;;; (undo-info-available (not (null (and (not (eq t buffer-undo-list)) +;;; (if (eq last-command 'undo) +;;; (setq undoing-more +;;; (and (boundp 'pending-undo-list) +;;; pending-undo-list) +;;; buffer-undo-list)))))) + undo-name undo-state + ) + ;; As with file-menu-filter, menu-items are destructively modified. + ;; This is OK. + (while (setq item (pop menu-items)) + (if (vectorp item) + (progn + (setq name (aref item 0)) + (and (member name '("Cut" "Copy" "Clear")) + (aset item 2 emacs-owns-selection-p)) + (and (string= name "Paste") + (aset item 2 clipboard-exists-p)) + (and (member name '("Undo" "Undo More")) + (progn + ;; we could also do this with the third field of the item. + (if (eq last-command 'undo) + (setq undo-name "Undo More" + undo-state (not (null (and (boundp 'pending-undo-list) + pending-undo-list)))) + (setq undo-name "Undo" + undo-state (and (not (eq buffer-undo-list t)) + (not (null + (or buffer-undo-list + (and (boundp 'pending-undo-list) + pending-undo-list))))))) + (if buffer-read-only (setq undo-state nil)) + (aset item 0 undo-name) + (aset item 2 undo-state) + )) + ))) + result)) + + +;;; The Buffers menu + +(defvar buffers-menu-max-size 25 + "*Maximum number of entries which may appear on the \"Buffers\" menu. +If this is 10, then only the ten most-recently-selected buffers will be +shown. If this is nil, then all buffers will be shown. Setting this to +a large number or nil will slow down menu responsiveness.") + +(defvar complex-buffers-menu-p nil + "*If true, the buffers menu will contain several commands, as submenus +of each buffer line. If this is false, then there will be only one command: +select that buffer.") + +(defvar buffers-menu-submenus-for-groups-p nil + "*If true, the buffers menu will contain one submenu per group of buffers, +if a grouping function is specified in `buffers-menu-grouping-function'.") + +(defvar buffers-menu-switch-to-buffer-function 'switch-to-buffer + "*The function to call to select a buffer from the buffers menu. +`switch-to-buffer' is a good choice, as is `pop-to-buffer'.") + +(defvar buffers-menu-omit-function 'buffers-menu-omit-invisible-buffers +"*If non-nil, a function specifying the buffers to omit from the buffers menu. +This is passed a buffer and should return non-nil if the buffer should be +omitted. The default value `buffers-menu-omit-invisible-buffers' omits +buffers that are normally considered \"invisible\" (those whose name +begins with a space).") + +(defvar buffers-menu-format-buffer-line-function 'format-buffers-menu-line + "*The function to call to return a string to represent a buffer in the +buffers menu. The function is passed a buffer and should return a string. +The default value `format-buffers-menu-line' just returns the name of +the buffer. Also check out `slow-format-buffers-menu-line' which +returns a whole bunch of info about a buffer.") + +(defvar buffers-menu-sort-function + 'sort-buffers-menu-by-mode-then-alphabetically + "*If non-nil, a function to sort the list of buffers in the buffers menu. +It will be passed two arguments (two buffers to compare) and should return +T if the first is \"less\" than the second. One possible value is +`sort-buffers-menu-alphabetically'; another is +`sort-buffers-menu-by-mode-then-alphabetically'.") + +(defvar buffers-menu-grouping-function + 'group-buffers-menu-by-mode-then-alphabetically + "*If non-nil, a function to group buffers in the buffers menu together. +It will be passed two arguments, successive members of the sorted buffers +list after being passed through `buffers-menu-sort-function'. It should +return non-nil if the second buffer begins a new group. The return value +should be the name of the old group, which may be used in hierarchical +buffers menus. The last invocation of the function contains nil as the +second argument, so that the name of the last group can be determined. + +The sensible values of this function are dependent on the value specified +for `buffers-menu-sort-function'.") + +(defun buffers-menu-omit-invisible-buffers (buf) + "For use as a value of `buffers-menu-omit-function'. +Omits normally invisible buffers (those whose name begins with a space)." + (not (null (string-match "\\` " (buffer-name buf))))) + +(defun sort-buffers-menu-alphabetically (buf1 buf2) + "For use as a value of `buffers-menu-sort-function'. +Sorts the buffers in alphabetical order by name, but puts buffers beginning +with a star at the end of the list." + (let* ((nam1 (buffer-name buf1)) + (nam2 (buffer-name buf2)) + (star1p (not (null (string-match "\\`*" nam1)))) + (star2p (not (null (string-match "\\`*" nam2))))) + (if (not (eq star1p star2p)) + (not star1p) + (string-lessp nam1 nam2)))) + +(defun sort-buffers-menu-by-mode-then-alphabetically (buf1 buf2) + "For use as a value of `buffers-menu-sort-function'. +Sorts first by major mode and then alphabetically by name, but puts buffers +beginning with a star at the end of the list." + (let* ((nam1 (buffer-name buf1)) + (nam2 (buffer-name buf2)) + (star1p (not (null (string-match "\\`*" nam1)))) + (star2p (not (null (string-match "\\`*" nam2)))) + (mode1 (symbol-value-in-buffer 'major-mode buf1)) + (mode2 (symbol-value-in-buffer 'major-mode buf2))) + (cond ((not (eq star1p star2p)) (not star1p)) + ((and star1p star2p (string-lessp nam1 nam2))) + ((string-lessp mode1 mode2) t) + ((string-lessp mode2 mode1) nil) + (t (string-lessp nam1 nam2))))) + +;; this version is too slow on some machines. +(defun slow-format-buffers-menu-line (buffer) + "For use as a value of `buffers-menu-format-buffer-line-function'. +This returns a string containing a bunch of info about the buffer." + (format "%s%s %-19s %6s %-15s %s" + (if (buffer-modified-p buffer) "*" " ") + (if (symbol-value-in-buffer 'buffer-read-only buffer) "%" " ") + (buffer-name buffer) + (buffer-size buffer) + (symbol-value-in-buffer 'mode-name buffer) + (or (buffer-file-name buffer) ""))) + +(defun format-buffers-menu-line (buffer) + "For use as a value of `buffers-menu-format-buffer-line-function'. +This just returns the buffer's name." + (buffer-name buffer)) + +(defun group-buffers-menu-by-mode-then-alphabetically (buf1 buf2) + "For use as a value of `buffers-menu-grouping-function'. +This groups buffers by major mode. It only really makes sense if +`buffers-menu-sorting-function' is +`sort-buffers-menu-by-mode-then-alphabetically'." + (cond ((string-match "\\`*" (buffer-name buf1)) + (and (null buf2) "*Misc*")) + ((or (null buf2) + (string-match "\\`*" (buffer-name buf2)) + (not (eq (symbol-value-in-buffer 'major-mode buf1) + (symbol-value-in-buffer 'major-mode buf2)))) + (symbol-value-in-buffer 'mode-name buf1)) + (t nil))) + +(defun buffer-menu-save-buffer (buffer) + (save-excursion + (set-buffer buffer) + (save-buffer))) + +(defun buffer-menu-write-file (buffer) + (save-excursion + (set-buffer buffer) + (write-file (read-file-name + (format "Write %s to file: " + (buffer-name (current-buffer))))))) + +(defsubst build-buffers-menu-internal (buffers) + (let (name line) + (mapcar + #'(lambda (buffer) + (if (eq buffer t) + "---" + (setq line (funcall buffers-menu-format-buffer-line-function + buffer)) + (if complex-buffers-menu-p + (delq nil + (list line + (vector "Switch to Buffer" + (list buffers-menu-switch-to-buffer-function + (setq name (buffer-name buffer))) + t) + (if (eq buffers-menu-switch-to-buffer-function + 'switch-to-buffer) + (vector "Switch to Buffer, Other Frame" + (list 'switch-to-buffer-other-frame + (setq name (buffer-name buffer))) + t) + nil) + (if (and (buffer-modified-p buffer) + (buffer-file-name buffer)) + (vector "Save Buffer" + (list 'buffer-menu-save-buffer name) t) + ["Save Buffer" nil nil] + ) + (vector "Save As..." + (list 'buffer-menu-write-file name) t) + (vector "Delete Buffer" (list 'kill-buffer name) + t))) + (vector line + (list buffers-menu-switch-to-buffer-function + (buffer-name buffer)) + t)))) + buffers))) + +(defun buffers-menu-filter (menu) + "This is the menu filter for the top-level buffers \"Buffers\" menu. +It dynamically creates a list of buffers to use as the contents of the menu. +Only the most-recently-used few buffers will be listed on the menu, for +efficiency reasons. You can control how many buffers will be shown by +setting `buffers-menu-max-size'. You can control the text of the menu +items by redefining the function `format-buffers-menu-line'." + (let ((buffers (delete-if buffers-menu-omit-function (buffer-list)))) + (and (integerp buffers-menu-max-size) + (> buffers-menu-max-size 1) + (> (length buffers) buffers-menu-max-size) + ;; shorten list of buffers + (setcdr (nthcdr buffers-menu-max-size buffers) nil)) + (if buffers-menu-sort-function + (setq buffers (sort buffers buffers-menu-sort-function))) + (if (and buffers-menu-grouping-function + buffers-menu-submenus-for-groups-p) + (let (groups groupnames current-group) + (mapl + #'(lambda (sublist) + (let ((groupname (funcall buffers-menu-grouping-function + (car sublist) (cadr sublist)))) + (setq current-group (cons (car sublist) current-group)) + (if groupname + (progn + (setq groups (cons (nreverse current-group) + groups)) + (setq groupnames (cons groupname groupnames)) + (setq current-group nil))))) + buffers) + (setq buffers + (mapcar* + #'(lambda (groupname group) + (cons groupname (build-buffers-menu-internal group))) + (nreverse groupnames) + (nreverse groups)))) + (if buffers-menu-grouping-function + (progn + (setq buffers + (mapcon + #'(lambda (sublist) + (cond ((funcall buffers-menu-grouping-function + (car sublist) (cadr sublist)) + (list (car sublist) t)) + (t (list (car sublist))))) + buffers)) + ;; remove a trailing separator. + (and (>= (length buffers) 2) + (let ((lastcdr (nthcdr (- (length buffers) 2) buffers))) + (if (eq t (cadr lastcdr)) + (setcdr lastcdr nil)))))) + (setq buffers (build-buffers-menu-internal buffers))) + (append menu buffers) + )) + + + +;;; The Options menu + +(defconst options-menu-saved-forms + ;; This is really quite a kludge, but it gets the job done. + ;; + ;; remember that we have to conditionalize on default features + ;; both in the forms to evaluate and in the forms output to + ;; .emacs, in case the .emacs is loaded into an XEmacs with + ;; different features. + (purecopy + '( + ;; Editing Options menu. + ;; put case-fold-search first to defeat a bug in the backquote + ;; processing mechanism. Feh! + case-fold-search + `(setq-default overwrite-mode ,(default-value 'overwrite-mode)) + (if (default-value 'overwrite-mode) + '(overwrite-mode 1)) + `(setq-default case-fold-search ,(default-value 'case-fold-search)) + case-replace + (if (memq 'pending-delete-pre-hook pre-command-hook) + '(progn + (require 'pending-del) + (pending-delete-on nil))) + zmacs-regions + mouse-yank-at-point + + ;; General Options menu. + teach-extended-commands-p + ;; (#### not actually on Options menu) + teach-extended-commands-timeout + debug-on-error + debug-on-quit + + ;; Printing Options menu. + lpr-switches + ps-print-color-p + ps-paper-type + + ;; Other Window Location + get-frame-for-buffer-default-instance-limit + temp-buffer-show-function + + ;; Syntax Highlighting + font-lock-auto-fontify + font-lock-use-fonts + font-lock-use-colors + font-lock-maximum-decoration + font-lock-maximum-size + ;; (#### the next two not on Options menu) + font-lock-mode-enable-list + font-lock-mode-disable-list + ;; #### - this structure is clearly broken. There's no way to ever + ;; un-require font-lock via the menus. --Stig + (if (featurep 'font-lock) + '(require 'font-lock)) + (if (and (boundp 'font-lock-mode-hook) + (memq 'turn-on-fast-lock font-lock-mode-hook)) + '(add-hook 'font-lock-mode-hook 'turn-on-fast-lock) + '(remove-hook 'font-lock-mode-hook 'turn-on-fast-lock)) + (if (and (boundp 'font-lock-mode-hook) + (memq 'turn-on-lazy-lock font-lock-mode-hook)) + '(add-hook 'font-lock-mode-hook 'turn-on-lazy-lock) + '(remove-hook 'font-lock-mode-hook 'turn-on-lazy-lock)) + + ;; Paren Highlighting + (if paren-mode + `(progn (require 'paren) (paren-set-mode ',paren-mode))) + + ;; For specifiers, we only save global settings since the others + ;; will belong to objects which only exist during this session. + + ;; Frame Appearance + (if (featurep 'scrollbar) + `(if (featurep 'scrollbar) + (progn + (add-spec-list-to-specifier + scrollbar-width + ',(specifier-spec-list scrollbar-width 'global)) + (add-spec-list-to-specifier + scrollbar-height + ',(specifier-spec-list scrollbar-height 'global))))) + `(add-spec-list-to-specifier + modeline-shadow-thickness + ',(specifier-spec-list modeline-shadow-thickness 'global)) + `(setq-default truncate-lines ,(default-value 'truncate-lines)) + bar-cursor + (if (and (boundp 'blink-cursor-mode) blink-cursor-mode) + '(blink-cursor-mode t)) + + ;; Menubar Appearance + buffers-menu-max-size + complex-buffers-menu-p + buffers-menu-sort-function + buffers-menu-grouping-function + buffers-menu-submenus-for-groups-p + font-menu-ignore-scaled-fonts + font-menu-this-frame-only-p + + ;; Toolbar Appearance + (if (featurep 'toolbar) + `(if (featurep 'toolbar) + (progn + (set-default-toolbar-position + ',(default-toolbar-position)) + (add-spec-list-to-specifier + default-toolbar-visible-p + ',(specifier-spec-list default-toolbar-visible-p 'global)) + (add-spec-list-to-specifier + toolbar-buttons-captioned-p + ',(specifier-spec-list toolbar-buttons-captioned-p + 'global))))) + + ;; Open URLs With + browse-url-browser-function + + ;; Now save all faces. + + ;; Setting this in lisp conflicts with X resources. Bad move. --Stig + ;; (list 'set-face-font ''default (face-font-name 'default)) + ;; (list 'set-face-font ''modeline (face-font-name 'modeline)) + + (cons 'progn + (mapcar #'(lambda (face) + `(make-face ',face)) + (face-list))) + + (cons 'progn + (apply 'nconc + (mapcar + #'(lambda (face) + (delq nil + (mapcar + #'(lambda (property) + (if (specifier-spec-list + (face-property face property)) + `(add-spec-list-to-specifier + (face-property ',face ',property) + ',(save-options-specifier-spec-list + face property)))) + built-in-face-specifiers))) + (face-list)))) + + )) + "The variables to save; or forms to evaluate to get forms to write out. +This is used by `save-options-menu-settings' and should mirror the +options listed in the Options menu.") + +(defun save-options-specifier-spec-list (face property) + (if (not (or (eq property 'font) (eq property 'color))) + (specifier-spec-list (face-property face property) 'global) + (let* ((retlist (specifier-spec-list (face-property face property) + 'global)) + (entry (cdr (car retlist))) + item) + (while entry + (setq item (car entry)) + (if (eq property 'font) + (if (font-instance-p (cdr item)) + (setcdr item (font-instance-name (cdr item)))) + (if (color-instance-p (cdr item)) + (setcdr item (color-instance-name (cdr item))))) + (setq entry (cdr entry))) + retlist))) + +(defvar save-options-init-file nil + "File into which to save forms to load the options file (nil for .emacs). +Normally this is nil, which means save into your .emacs file (the value +of `user-init-file'.") + +(defvar save-options-file ".xemacs-options" + "File to save options into. +This file is loaded from your .emacs file. +If this is a relative filename, it is put into the same directory as your +.emacs file.") + +(defun save-options-menu-settings () + "Saves the current settings of the `Options' menu to your `.emacs' file." + (interactive) + ;; we compute the actual filenames now because x-menubar is loaded + ;; at dump time, when the identity of the user running XEmacs is not known. + (let* ((actual-save-options-init-file + (or save-options-init-file + (and (not (equal user-init-file "")) + user-init-file) + (and (eq system-type 'ms-dos) + (concat "~" (user-login-name) "/_emacs")) + (concat "~" (user-login-name) "/.emacs"))) + (actual-save-options-file + (abbreviate-file-name + (expand-file-name + save-options-file + (file-name-directory actual-save-options-init-file)) + t)) + (init-output-buffer (find-file-noselect + actual-save-options-init-file)) + init-output-marker + (options-output-buffer + (find-file-noselect actual-save-options-file)) + options-output-marker) + + (save-excursion + (set-buffer options-output-buffer) + (erase-buffer) + (setq options-output-marker (point-marker))) + + ;; run with current-buffer unchanged so that variables are evaluated in + ;; the current context, instead of in the context of the ".emacs" buffer + ;; or the ".xemacs-options" buffer. + + ;; first write out .xemacs-options. + + (let ((standard-output options-output-marker)) + (princ ";; -*- Mode: Emacs-Lisp -*-\n\n") + (princ "(setq options-file-xemacs-version '(") + (princ emacs-major-version) + (princ " ") + (princ emacs-minor-version) + (princ "))\n") + (let ((print-readably t) + (print-escape-newlines t)) + (mapcar #'(lambda (var) + (princ " ") + (if (symbolp var) + (prin1 (list 'setq-default var + (let ((val (symbol-value var))) + (if (or (memq val '(t nil)) + (and (not (symbolp val)) + (not (consp val)))) + val + (list 'quote val))))) + (setq var (eval var)) + (cond ((eq (car-safe var) 'progn) + (while (setq var (cdr var)) + (prin1 (car var)) + (princ "\n") + (if (cdr var) (princ " ")) + )) + (var + (prin1 var)))) + (if var (princ "\n"))) + options-menu-saved-forms) + )) + (set-marker options-output-marker nil) + (save-excursion + (set-buffer options-output-buffer) + (save-buffer)) + + ;; then fix .emacs. + + (save-excursion + (set-buffer init-output-buffer) + ;; + ;; Find and delete the previously saved data, and position to write. + ;; + (goto-char (point-min)) + (if (re-search-forward "^;; Options Menu Settings *\n" nil 'move) + (let ((p (match-beginning 0))) + (goto-char p) + (or (re-search-forward + "^;; End of Options Menu Settings *\\(\n\\|\\'\\)" + nil t) + (error "can't find END of saved state in .emacs")) + (delete-region p (match-end 0))) + (goto-char (point-max)) + (insert "\n")) + (setq init-output-marker (point-marker))) + + (let ((standard-output init-output-marker)) + (princ ";; Options Menu Settings\n") + (princ ";; =====================\n") + (princ "(cond\n") + (princ " ((and (string-match \"XEmacs\" emacs-version)\n") + (princ " (boundp 'emacs-major-version)\n") + (princ " (or (and\n") + (princ " (= emacs-major-version 19)\n") + (princ " (>= emacs-minor-version 14))\n") + (princ " (= emacs-major-version 20))\n") + (princ " (fboundp 'load-options-file))\n") + (princ " (load-options-file \"") + (princ actual-save-options-file) + (princ "\")))\n") + (princ ";; ============================\n") + (princ ";; End of Options Menu Settings\n")) + + (set-marker init-output-marker nil) + (save-excursion + (set-buffer init-output-buffer) + (save-buffer)) + )) + + +(set-menubar default-menubar) + + +;;; Popup menus. + +(defconst default-popup-menu + '("XEmacs Commands" + :filter edit-menu-filter + ["Undo" advertised-undo t] + ["Cut" x-kill-primary-selection t] + ["Copy" x-copy-primary-selection t] + ["Paste" x-yank-clipboard-selection t] + ["Clear" x-delete-primary-selection t] + "-----" + ["Select Block" mark-paragraph t] + ["Split Window" (split-window) t] + ["Unsplit Window" delete-other-windows t] + )) + +(defvar global-popup-menu nil + "The global popup menu. This is present in all modes. +See the function `popup-menu' for a description of menu syntax.") + +(defvar mode-popup-menu nil + "The mode-specific popup menu. Automatically buffer local. +This is appended to the default items in `global-popup-menu'. +See the function `popup-menu' for a description of menu syntax.") +(make-variable-buffer-local 'mode-popup-menu) + +;; In an effort to avoid massive menu clutter, this mostly worthless menu is +;; superceded by any local popup menu... +(setq-default mode-popup-menu default-popup-menu) + +(defvar activate-popup-menu-hook nil + "Function or functions run before a mode-specific popup menu is made visible. +These functions are called with no arguments, and should interrogate and +modify the value of `global-popup-menu' or `mode-popup-menu' as desired. +Note: this hook is only run if you use `popup-mode-menu' for activating the +global and mode-specific commands; if you have your own binding for button3, +this hook won't be run.") + +(defun popup-mode-menu () + "Pop up a menu of global and mode-specific commands. +The menu is computed by combining `global-popup-menu' and `mode-popup-menu'." + (interactive "@_") + (run-hooks 'activate-popup-menu-hook) + (popup-menu + (cond ((and global-popup-menu mode-popup-menu) + (check-menu-syntax mode-popup-menu) + (let ((title (car mode-popup-menu)) + (items (cdr mode-popup-menu))) + (append global-popup-menu + '("---" "---") + (if popup-menu-titles (list title)) + (if popup-menu-titles '("---" "---")) + items))) + (t + (or mode-popup-menu + global-popup-menu + (error "No menu here.")))))) + +(defun popup-buffer-menu (event) + "Pop up a copy of the Buffers menu (from the menubar) where the mouse is clicked." + (interactive "e") + (let ((window (and (event-over-text-area-p event) (event-window event))) + (bmenu nil)) + (or window + (error "Pointer must be in a normal window")) + (select-window window) + (if current-menubar + (setq bmenu (assoc "Buffers" current-menubar))) + (if (null bmenu) + (setq bmenu (assoc "Buffers" default-menubar))) + (if (null bmenu) + (error "Can't find the Buffers menu")) + (popup-menu bmenu))) + +(defun popup-menubar-menu (event) + "Pop up a copy of menu that also appears in the menubar" + ;; by Stig@hackvan.com + (interactive "e") + (let ((window (and (event-over-text-area-p event) (event-window event))) + popup-menubar) + (or window + (error "Pointer must be in a normal window")) + (select-window window) + (and current-menubar (run-hooks 'activate-menubar-hook)) + ;; ##### Instead of having to copy this just to safely get rid of + ;; any nil what we should really do is fix up the internal menubar + ;; code to just ignore nil if generating a popup menu + (setq popup-menubar (delete nil (copy-sequence (or current-menubar + default-menubar)))) + (popup-menu (cons "Menubar Menu" popup-menubar)) + )) + +(global-set-key 'button3 'popup-mode-menu) +;; shift button3 and shift button2 are reserved for Hyperbole +(global-set-key '(meta control button3) 'popup-buffer-menu) +(global-set-key '(meta shift button3) 'popup-menubar-menu) + +;; Here's a test of the cool new menu features (from Stig). + +;(setq mode-popup-menu +; '("Test Popup Menu" +; :filter cdr +; ["this item won't appear because of the menu filter" ding t] +; "--:singleLine" +; "singleLine" +; "--:doubleLine" +; "doubleLine" +; "--:singleDashedLine" +; "singleDashedLine" +; "--:doubleDashedLine" +; "doubleDashedLine" +; "--:noLine" +; "noLine" +; "--:shadowEtchedIn" +; "shadowEtchedIn" +; "--:shadowEtchedOut" +; "shadowEtchedOut" +; "--:shadowDoubleEtchedIn" +; "shadowDoubleEtchedIn" +; "--:shadowDoubleEtchedOut" +; "shadowDoubleEtchedOut" +; "--:shadowEtchedInDash" +; "shadowEtchedInDash" +; "--:shadowEtchedOutDash" +; "shadowEtchedOutDash" +; "--:shadowDoubleEtchedInDash" +; "shadowDoubleEtchedInDash" +; "--:shadowDoubleEtchedOutDash" +; "shadowDoubleEtchedOutDash" +; )) + + +(provide 'x-menubar) + +;;; x-menubar.el ends here.