mirror of
https://github.com/ascii-boxes/boxes.git
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124 lines
4.5 KiB
EmacsLisp
124 lines
4.5 KiB
EmacsLisp
;;; boxes.el --- use boxes to comment regions
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;; Copyright (C) 1999, 2001, 2006 Jason L. Shiffer
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;; Author: Jason L. Shiffer <jshiffer@zerotao.com>
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;; Maintainer: jshiffer@zerotao.com
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;; Keywords: extensions
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;; Created: 1999-10-30
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;; Others:
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;; Vijay Lakshminarayanan: support for choosing boxes comment by current buffer mode.
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program; if not, you can either send email to this
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;; program's maintainer or write to: The Free Software Foundation,
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;; Inc.; 675 Massachusetts Avenue; Cambridge, MA 02139, USA.
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;;; Commentary:
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;; This program provides an interface to the boxes application which can be found at
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;; https://boxes.thomasjensen.com/
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;; To use this, put it somewhere in your load path and add the following
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;; lines to your .emacs:
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;;
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;; (autoload 'boxes-command-on-region "boxes" nil t)
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;; (autoload 'boxes-remove "boxes" nil t)
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;; (autoload 'boxes-create "boxes" nil t)
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;; (global-set-key "\C-cq" 'boxes-create)
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;; (global-set-key "\C-cr" 'boxes-remove)
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;;; Code:
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(eval-when-compile (require 'cl))
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;;;###autoload
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(defvar boxes-command "boxes"
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"The boxes command.")
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(defvar boxes-types-alist
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(ignore-errors
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(with-temp-buffer
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(call-process "boxes" nil t nil "-l")
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(goto-char (point-min))
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(let ((retval nil))
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(while (re-search-forward "^\\([a-zA-Z][a-zA-Z0-9-]+\\) (.*):" nil t)
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(add-to-list 'retval (cons (match-string 1)
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(match-string 1))))
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retval)))
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"Association of types available to the current boxes implementation." )
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(make-variable-buffer-local 'boxes-types-alist)
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(defvar boxes-history nil)
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;;;###autoload
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(defvar boxes-known-modes
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'((c-mode . "c-cmt2") (c++-mode . "c-cmt2") (java-mode . "java-cmt")
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(html-mode . "html-cmt") (sh-mode . "pound-cmt") (perl-mode . "pound-cmt")
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(python-mode . "pound-cmt") (ruby-mode . "pound-cmt")
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(emacs-lisp-mode . "lisp-cmt") (lisp-mode . "lisp-cmt"))
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"The default comment type based on file names.")
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(make-variable-buffer-local 'boxes-known-modes)
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;;;###autoload
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(defun boxes-set-default-type (mode)
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"Set the default box mode according to the buffer's major mode."
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(setq boxes-default-type (or (cdr (assoc mode boxes-known-modes)) "c-cmt2")))
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;;;###autoload
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(defvar boxes-default-type nil "The default type of comment.")
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(make-variable-buffer-local 'boxes-default-type)
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;;;###autoload
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(defvar boxes-args ""
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"Arguments to the boxes command.")
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(make-variable-buffer-local 'boxes-args)
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;;;###autoload
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(defun boxes-create ()
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"Automagicly create a new box around the region based on the default type."
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(interactive "*")
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(boxes-command-on-region (region-beginning) (region-end) boxes-default-type))
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;;;###autoload
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(defun boxes-remove ()
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"Automagicly remove a new box around the region based on the default type."
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(interactive "*")
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(boxes-command-on-region (region-beginning) (region-end) boxes-default-type 1))
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;;;###autoload
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(defun boxes-command-on-region (start end type &optional remove)
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"Create/Remove boxes from a region. To create just select a region and M-x boxes-command-on-region
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then you will be prompted to enter a box type. The type selection can use tab completion on the types available.
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To remove a box simply prefix a 1 to the callL M-1 M-x boxes-command-on-region will remove a box from a region."
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(interactive (let ((string
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(completing-read (format "Box type (%s): " boxes-default-type)
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boxes-types-alist nil t nil 'boxes-history boxes-default-type)))
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(list (region-beginning) (region-end)
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string
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current-prefix-arg)))
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(if type
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(setq boxes-default-type type)
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(setq boxes-default-type (boxes-set-default-type major-mode)
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type boxes-default-type))
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(let ((command-string
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(concat boxes-command
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(if remove
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(concat boxes-args " -r "))
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(if type
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(concat boxes-args " -d " type)))))
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(shell-command-on-region start end command-string nil 1)))
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(provide 'boxes)
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;;; boxes.el ends here
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