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Diffstat (limited to 'lisp/emacs-lisp/lucid.el')
| -rw-r--r-- | lisp/emacs-lisp/lucid.el | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/lisp/emacs-lisp/lucid.el b/lisp/emacs-lisp/lucid.el deleted file mode 100644 index 5c609137ffe..00000000000 --- a/lisp/emacs-lisp/lucid.el +++ /dev/null @@ -1,223 +0,0 @@ -;;; lucid.el --- Emulate some Lucid Emacs functions. - -;; Copyright (C) 1993, 1995 Free Software Foundation, Inc. - -;; This file is part of GNU Emacs. - -;; GNU Emacs 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. - -;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. - -;;; Code: - -(defun copy-tree (tree) - (if (consp tree) - (cons (copy-tree (car tree)) - (copy-tree (cdr tree))) - (if (vectorp tree) - (let* ((new (copy-sequence tree)) - (i (1- (length new)))) - (while (>= i 0) - (aset new i (copy-tree (aref new i))) - (setq i (1- i))) - new) - tree))) - -(defalias 'current-time-seconds 'current-time) - -(defun remprop (symbol prop) - (let ((plist (symbol-plist symbol))) - (while (eq (car plist) prop) - (setplist symbol (setq plist (cdr (cdr plist))))) - (while plist - (if (eq (nth 2 plist) prop) - (setcdr (cdr plist) (nthcdr 4 plist))) - (setq plist (cdr (cdr plist)))))) - -(defun map-keymap (function keymap &optional sort-first) - "Call FUNCTION for every binding in KEYMAP. -This includes bindings inherited from a parent keymap. -FUNCTION receives two arguments each time it is called: -the character (more generally, the event type) that is bound, -and the binding it has. - -Note that passing the event type directly to `define-key' does not work -in Emacs 19. We do not emulate that particular feature of Lucid Emacs. -If your code does that, modify it to make a vector containing the event -type that you get. That will work in both versions of Emacs." - (if sort-first - (let (list) - (map-keymap (function (lambda (a b) - (setq list (cons (cons a b) list)))) - keymap) - (setq list (sort list - (function (lambda (a b) - (setq a (car a) b (car b)) - (if (integerp a) - (if (integerp b) (< a b) - t) - (if (integerp b) t - (string< a b))))))) - (while list - (funcall function (car (car list)) (cdr (car list))) - (setq list (cdr list)))) - (while (consp keymap) - (if (consp (car keymap)) - (funcall function (car (car keymap)) (cdr (car keymap))) - (if (vectorp (car keymap)) - (let ((i (1- (length (car keymap)))) - (vector (car keymap))) - (while (>= i 0) - (funcall function i (aref vector i)) - (setq i (1- i)))))) - (setq keymap (cdr keymap))))) - -(defun read-number (prompt &optional integers-only) - "Read a number from the minibuffer. -Keep reentering the minibuffer until we get suitable input. -If optional argument INTEGERS-ONLY is non-nil, insist on an integer." - (interactive) - (let (success - (number nil) - (predicate (if integers-only 'integerp 'numberp))) - (while (not success) - (let ((input-string (read-string prompt))) - (condition-case () - (setq number (read input-string)) - (error)) - (if (funcall predicate number) - (setq success t) - (let ((cursor-in-echo-area t)) - (message "Please type %s" - (if integers-only "an integer" "a number")) - (sit-for 1))))) - number)) - -(defun real-path-name (name &optional default) - (file-truename (expand-file-name name default))) - -;; It's not clear what to return if the mouse is not in FRAME. -(defun read-mouse-position (frame) - (let ((pos (mouse-position))) - (if (eq (car pos) frame) - (cdr pos)))) - -(defun switch-to-other-buffer (arg) - "Switch to the previous buffer. -With a numeric arg N, switch to the Nth most recent buffer. -With an arg of 0, buries the current buffer at the -bottom of the buffer stack." - (interactive "p") - (if (eq arg 0) - (bury-buffer (current-buffer))) - (switch-to-buffer - (if (<= arg 1) (other-buffer (current-buffer)) - (nth arg - (apply 'nconc - (mapcar - (lambda (buf) - (if (= ?\ (string-to-char (buffer-name buf))) - nil - (list buf))) - (buffer-list))))))) - -(defalias 'find-face 'internal-find-face) -(defalias 'get-face 'internal-get-face) -(defalias 'try-face-font 'internal-try-face-font) - -(defalias 'exec-to-string 'shell-command-to-string) - -(defun make-extent (beg end &optional buffer) - (make-overlay beg end buffer)) - -(defun set-extent-property (extent prop value) - (if (eq prop 'duplicable) - (cond ((and value (not (overlay-get extent prop))) - ;; If becoming duplicable, copy all overlayprops to text props. - (add-text-properties (overlay-start extent) - (overlay-end extent) - (overlay-properties extent) - (overlay-buffer extent))) - ;; If becoming no longer duplicable, remove these text props. - ((and (not value) (overlay-get extent prop)) - (remove-text-properties (overlay-start extent) - (overlay-end extent) - (overlay-properties extent) - (overlay-buffer extent)))) - ;; If extent is already duplicable, put this property - ;; on the text as well as on the overlay. - (if (overlay-get extent 'duplicable) - (put-text-property (overlay-start extent) - (overlay-end extent) - prop value (overlay-buffer extent)))) - (overlay-put extent prop value)) - -(defun set-extent-face (extent face) - (set-extent-property extent 'face face)) - -(defun delete-extent (extent) - (set-extent-property extent 'duplicable nil) - (delete-overlay extent)) - -;; Support the Lucid names with `screen' instead of `frame'. - -(defalias 'current-screen-configuration 'current-frame-configuration) -(defalias 'delete-screen 'delete-frame) -(defalias 'find-file-new-screen 'find-file-other-frame) -(defalias 'find-file-read-only-new-screen 'find-file-read-only-other-frame) -(defalias 'find-tag-new-screen 'find-tag-other-frame) -;;(defalias 'focus-screen 'focus-frame) -(defalias 'iconify-screen 'iconify-frame) -(defalias 'mail-new-screen 'mail-other-frame) -(defalias 'make-screen-invisible 'make-frame-invisible) -(defalias 'make-screen-visible 'make-frame-visible) -;; (defalias 'minibuffer-screen-list 'minibuffer-frame-list) -(defalias 'modify-screen-parameters 'modify-frame-parameters) -(defalias 'next-screen 'next-frame) -;; (defalias 'next-multiscreen-window 'next-multiframe-window) -;; (defalias 'previous-multiscreen-window 'previous-multiframe-window) -;; (defalias 'redirect-screen-focus 'redirect-frame-focus) -(defalias 'redraw-screen 'redraw-frame) -;; (defalias 'screen-char-height 'frame-char-height) -;; (defalias 'screen-char-width 'frame-char-width) -;; (defalias 'screen-configuration-to-register 'frame-configuration-to-register) -;; (defalias 'screen-focus 'frame-focus) -(defalias 'screen-list 'frame-list) -;; (defalias 'screen-live-p 'frame-live-p) -(defalias 'screen-parameters 'frame-parameters) -(defalias 'screen-pixel-height 'frame-pixel-height) -(defalias 'screen-pixel-width 'frame-pixel-width) -(defalias 'screen-root-window 'frame-root-window) -(defalias 'screen-selected-window 'frame-selected-window) -(defalias 'lower-screen 'lower-frame) -(defalias 'raise-screen 'raise-frame) -(defalias 'screen-visible-p 'frame-visible-p) -(defalias 'screenp 'framep) -(defalias 'select-screen 'select-frame) -(defalias 'selected-screen 'selected-frame) -;; (defalias 'set-screen-configuration 'set-frame-configuration) -;; (defalias 'set-screen-height 'set-frame-height) -(defalias 'set-screen-position 'set-frame-position) -(defalias 'set-screen-size 'set-frame-size) -;; (defalias 'set-screen-width 'set-frame-width) -(defalias 'switch-to-buffer-new-screen 'switch-to-buffer-other-frame) -;; (defalias 'unfocus-screen 'unfocus-frame) -(defalias 'visible-screen-list 'visible-frame-list) -(defalias 'window-screen 'window-frame) -(defalias 'x-create-screen 'x-create-frame) -(defalias 'x-new-screen 'make-frame) - -(provide 'lucid) - -;;; end of lucid.el |