apel / inv-xemacs.el

steveb 89c240e 





















james f733873 

steveb 89c240e 


yoshiki 833a3fa 
steveb 89c240e 
yoshiki 833a3fa 



steveb 89c240e 




yoshiki 833a3fa 

steveb 89c240e 

yoshiki 833a3fa 
steveb 89c240e 




yoshiki 833a3fa 

steveb 89c240e 





yoshiki 833a3fa 
steveb 89c240e 






yoshiki 833a3fa 

steveb 89c240e 
;;; inv-xemacs.el --- invisible feature implementation for XEmacs

;; Copyright (C) 1995 Free Software Foundation, Inc.
;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko

;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Keywords: invisible, text-property, region, 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., 51 Franklin Street, Fifth Floor, Boston,
;; MA 02110-1301, USA.

;;; Code:

(require 'poe)

(defun enable-invisible ())
(defun disable-invisible ())
(defalias 'end-of-invisible 'disable-invisible)
(make-obsolete 'end-of-invisible 'disable-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))))


;;; @ end
;;;

(require 'product)
(product-provide (provide 'inv-xemacs) (require 'apel-ver))

;;; inv-xemacs.el ends here
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