-;;; poe-xemacs.el --- poe API implementation for XEmacs
+;;; poe-xemacs.el --- poe submodule for XEmacs
;; 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:
+(require 'pym)
+
+
+;;; @ 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)
+ 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 'overlay-put 'set-extent-property)
- (defalias 'overlay-buffer 'extent-buffer)
- (defun move-overlay (extent start end &optional buffer)
- (set-extent-endpoints extent start end)
- )
- ))
-
-
-;;; @ 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))))
+ (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
;;;
-(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)))
- )
+(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)))
-;;; @ string
+;;; @ timer
;;;
-(defmacro char-list-to-string (char-list)
- "Convert list of character CHAR-LIST to string. [poe-xemacs.el]"
- `(mapconcat #'char-to-string ,char-list ""))
-
-
-;;; @@ to avoid bug of XEmacs 19.14
+(condition-case nil
+ (require 'timer)
+ (error
+ (require 'itimer)
+ (defun-maybe run-at-time (time repeat function &rest args)
+ (start-itimer (make-temp-name "rat")
+ `(lambda ()
+ (,function ,@args))
+ time repeat))
+ (defalias 'cancel-timer 'delete-itimer)
+ (defun with-timeout-handler (tag)
+ (throw tag 'timeout))
+ (defmacro-maybe with-timeout (list &rest body)
+ (let ((seconds (car list))
+ (timeout-forms (cdr list)))
+ `(let ((with-timeout-tag (cons nil nil))
+ with-timeout-value with-timeout-timer)
+ (if (catch with-timeout-tag
+ (progn
+ (setq with-timeout-timer
+ (run-at-time ,seconds nil
+ 'with-timeout-handler
+ with-timeout-tag))
+ (setq with-timeout-value (progn . ,body))
+ nil))
+ (progn . ,timeout-forms)
+ (cancel-timer with-timeout-timer)
+ with-timeout-value))))))
+
+
+;;; @ to avoid bug of XEmacs 19.14
;;;
(or (string-match "^../"
;; 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]"
+(default: default-directory)."
(setq filename (expand-file-name filename)
directory (file-name-as-directory
(expand-file-name
filename))
(setq directory (file-name-directory (substring directory 0 -1))
ancestor (concat "../" ancestor)))
- (concat ancestor (substring filename (match-end 0)))))
- )
+ (concat ancestor (substring filename (match-end 0))))))
+
-
;;; @ Emacs 20.3 emulation
;;;
-(or (fboundp 'line-beginning-position)
- (defalias 'line-beginning-position 'point-at-bol))
+(defalias-maybe 'line-beginning-position 'point-at-bol)
+(defalias-maybe 'line-end-position 'point-at-eol)
-(or (fboundp 'line-end-position)
- (defalias 'line-end-position 'point-at-eol))
+;;; @ XEmacs 21 emulation
+;;;
+;; XEmacs 20.5 and later: (set-extent-properties EXTENT PLIST)
+(defun-maybe set-extent-properties (extent plist)
+ "Change some properties of EXTENT.
+PLIST is a property list.
+For a list of built-in properties, see `set-extent-property'."
+ (while plist
+ (set-extent-property extent (car plist) (cadr plist))
+ (setq plist (cddr plist))))
;;; @ end
;;;
-(provide 'poe-xemacs)
+(require 'product)
+(product-provide (provide 'poe-xemacs) (require 'apel-ver))
;;; poe-xemacs.el ends here