-;;; poe-xemacs.el --- poe API implementation for XEmacs
+;;; poe-xemacs.el --- poe submodule for XEmacs -*-byte-compile-dynamic: t;-*-
;; Copyright (C) 1995 Free Software Foundation, Inc.
-;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko
+;; Copyright (C) 1995,1996,1997,1998 MORIOKA Tomohiko
;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Keywords: emulation, compatibility, XEmacs
;;; Code:
+;;; @ color
+;;;
+
+
+(eval-when-compile
+ (require 'poe))
+
+(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)
+ color-name
+ (make-color-instance color-name))))
+
+
;;; @ face
;;;
-(or (fboundp 'face-list)
- (defalias 'face-list 'list-faces))
+(defalias-maybe 'face-list 'list-faces)
(or (memq 'underline (face-list))
(and (fboundp 'make-face)
(condition-case nil
(require '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)
))
-;;; @ visible/invisible
-;;;
-
-(defmacro enable-invisible ())
-
-(defmacro end-of-invisible ())
-
-(defun invisible-region (start end)
- (if (save-excursion
- (goto-char start)
- (eq (following-char) ?\n))
- (setq start (1+ start))
- )
- (put-text-property start end 'invisible t)
- )
-
-(defun visible-region (start end)
- (put-text-property start end 'invisible nil)
- )
-
-(defun invisible-p (pos)
- (if (save-excursion
- (goto-char pos)
- (eq (following-char) ?\n))
- (setq pos (1+ pos))
- )
- (get-text-property pos 'invisible)
- )
-
-(defun next-visible-point (pos)
- (save-excursion
- (if (save-excursion
- (goto-char pos)
- (eq (following-char) ?\n))
- (setq pos (1+ pos))
- )
- (or (next-single-property-change pos 'invisible)
- (point-max))))
-
-
;;; @ dired
;;;
-(or (fboundp 'dired-other-frame)
- (defun 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)))
- )
-
-
-;;; @ string
-;;;
-
-(defmacro char-list-to-string (char-list)
- "Convert list of character CHAR-LIST to string. [poe-xemacs.el]"
- `(mapconcat #'char-to-string ,char-list ""))
+(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
+;;; @ to avoid bug of XEmacs 19.14
;;;
(or (string-match "^../"
(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))
+ (progn
+ (nconc elt (list form))
+ ;; If the file has been loaded already, run FORM right away.
+ (and (assoc file load-history)
+ (eval form)))))
+ form)
+
+;; (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))))
+;; form)
+
+
;;; @ Emacs 20.3 emulation
;;;
-(or (fboundp 'line-beginning-position)
- (defalias 'line-beginning-position 'point-at-bol))
+(defalias-maybe 'line-beginning-position 'point-at-bol)
-(or (fboundp 'line-end-position)
- (defalias 'line-end-position 'point-at-eol))
+(defalias-maybe 'line-end-position 'point-at-eol)
;;; @ end