;;; poe-xemacs.el --- poe submodule for XEmacs -*-byte-compile-dynamic: t;-*-
;; Copyright (C) 1995 Free Software Foundation, Inc.
;; Copyright (C) 1995,1996,1997,1998 MORIOKA Tomohiko
;; Author: MORIOKA Tomohiko <email@example.com>
;; Keywords: emulation, compatibility, XEmacs
;; This file is part of APEL (A Portable Emacs Library).
;; This program 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.
;; This program 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 XEmacs; see the file COPYING. If not, write to the Free
;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
;; 02111-1307, USA.
;;; @ color
(defun-maybe set-cursor-color (color-name)
"Set the text cursor color of the selected frame to COLOR.
When called interactively, prompt for the name of the color to use."
(interactive "sColor: ")
(set-frame-property (selected-frame) 'cursor-color
(if (color-instance-p color-name)
;;; @ face
(defalias-maybe 'face-list 'list-faces)
(or (memq 'underline (face-list))
(and (fboundp 'make-face)
(or (face-differs-from-default-p 'underline)
(set-face-underline-p 'underline t))
;;; @ overlay
(error (defalias 'make-overlay 'make-extent)
(defalias 'overlayp 'extentp)
(defalias 'overlay-put 'set-extent-property)
(defalias 'overlay-buffer 'extent-buffer)
(defun move-overlay (extent start end &optional buffer)
(set-extent-endpoints extent start end)
(defalias 'delete-overlay 'detach-extent)
;;; @ dired
(defun-maybe dired-other-frame (dirname &optional switches)
"\"Edit\" directory DIRNAME. Like `dired' but makes a new frame."
(interactive (dired-read-dir-and-switches "in other frame "))
(switch-to-buffer-other-frame (dired-noselect dirname switches))
;;; @ to avoid bug of XEmacs 19.14
(or (string-match "^../"
(file-relative-name "/usr/local/share" "/usr/local/lib"))
;; This function was imported from Emacs 19.33.
(defun file-relative-name (filename &optional directory)
"Convert FILENAME to be relative to DIRECTORY
(default: default-directory). [poe-xemacs.el]"
(setq filename (expand-file-name filename)
(or directory default-directory))))
(let ((ancestor ""))
(while (not (string-match (concat "^" (regexp-quote directory))
(setq directory (file-name-directory (substring directory 0 -1))
ancestor (concat "../" ancestor)))
(concat ancestor (substring filename (match-end 0)))))
;;; @ for anything older than XEmacs 20.2
;; eval-after-load is not defined in XEmacs but after-load-alist is
;; usable. See subr.el in XEmacs.
(defun-maybe eval-after-load (file form)
"Arrange that, if FILE is ever loaded, FORM will be run at that time.
This makes or adds to an entry on `after-load-alist'.
If FILE is already loaded, evaluate FORM right now.
It does nothing if FORM is already on the list for FILE.
FILE should be the name of a library, with no directory name."
;; Make sure there is an element for FILE.
(or (assoc file after-load-alist)
(setq after-load-alist (cons (list file) after-load-alist)))
;; Add FORM to the element if it isn't there.
(let ((elt (assoc file after-load-alist)))
(or (member form (cdr elt))
(nconc elt (list form))
;; If the file has been loaded already, run FORM right away.
(and (assoc file load-history)
;; (defun-maybe eval-after-load (file form)
;; (or (assoc file after-load-alist)
;; (setq after-load-alist (cons (list file) after-load-alist)))
;; (let ((elt (assoc file after-load-alist)))
;; (or (member form (cdr elt))
;; (nconc elt (list form))))
;;; @ Emacs 20.3 emulation
(defalias-maybe 'line-beginning-position 'point-at-bol)
(defalias-maybe 'line-end-position 'point-at-eol)
;;; @ end
;;; poe-xemacs.el ends here