69 lines
2.0 KiB
EmacsLisp
69 lines
2.0 KiB
EmacsLisp
;;; inv-xemacs.el --- invisible feature implementation for XEmacs
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;; Copyright (C) 1995 Free Software Foundation, Inc.
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;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko
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;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
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;; Keywords: invisible, text-property, region, XEmacs
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;; This file is part of APEL (A Portable Emacs Library).
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU General Public License as
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;; published by the Free Software Foundation; either version 2, or (at
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;; your option) any later version.
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;; This program is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with XEmacs; see the file COPYING. If not, write to the Free
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;; Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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;; MA 02110-1301, USA.
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;;; Code:
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(require 'poe)
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(defun enable-invisible ())
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(defun disable-invisible ())
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(defalias 'end-of-invisible 'disable-invisible)
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(make-obsolete 'end-of-invisible 'disable-invisible)
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(defun invisible-region (start end)
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(if (save-excursion
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(goto-char start)
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(eq (following-char) ?\n))
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(setq start (1+ start)))
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(put-text-property start end 'invisible t))
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(defun visible-region (start end)
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(put-text-property start end 'invisible nil))
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(defun invisible-p (pos)
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(if (save-excursion
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(goto-char pos)
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(eq (following-char) ?\n))
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(setq pos (1+ pos)))
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(get-text-property pos 'invisible))
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(defun next-visible-point (pos)
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(save-excursion
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(if (save-excursion
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(goto-char pos)
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(eq (following-char) ?\n))
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(setq pos (1+ pos)))
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(or (next-single-property-change pos 'invisible)
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(point-max))))
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;;; @ end
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;;;
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(require 'product)
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(product-provide (provide 'inv-xemacs) (require 'apel-ver))
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;;; inv-xemacs.el ends here
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