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|
;;; emacspeak-tar.el --- Speech enable Tar Mode -- Manipulate tar archives from Emacs
;;; $Id: emacspeak-tar.el,v 11.0 1999/11/29 16:58:57 raman Exp $
;;; $Author: raman $
;;; Description: Auditory interface to tar mode
;;; Keywords: Emacspeak, Speak, Spoken Output, tar
;;{{{ LCD Archive entry:
;;; LCD Archive Entry:
;;; emacspeak| T. V. Raman |raman@cs.cornell.edu
;;; A speech interface to Emacs |
;;; $Date: 1999/11/29 16:58:57 $ |
;;; $Revision: 11.0 $ |
;;; Location undetermined
;;;
;;}}}
;;{{{ Copyright:
;;; Copyright (c) 1997 by T. V. Raman
;;; All Rights Reserved.
;;;
;;; This file is not part of GNU Emacs, but the same permissions apply.
;;;
;;; GNU Emacs 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.
;;;
;;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to
;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
;;}}}
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;{{{ Required modules
(require 'cl)
(declaim (optimize (safety 0) (speed 3)))
(require 'emacspeak-speak)
(require 'emacspeak-keymap)
(require 'emacspeak-sounds)
(eval-when (compile)
(require 'tar-mode)
(require 'emacspeak-fix-interactive))
;;}}}
;;{{{ Introduction
;;;Auditory interface to tar mode
;;}}}
;;{{{ Helpers
(defun emacspeak-tar-speak-line ()
"Speak line in tar mode intelligently"
(cond
((= (following-char) 0)
(message "No file on this line"))
(t(save-excursion
(end-of-line)
(skip-syntax-backward "^ ")
(emacspeak-speak-line 1)))))
;;}}}
;;{{{ Advice
(defadvice tar-quit (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'close-object)
(emacspeak-speak-mode-line)))
(defadvice tar-next-line (after emacspeak pre act comp)
"Provide spoken feedback"
(when (interactive-p )
(emacspeak-tar-speak-line)))
(defadvice tar-previous-line (after emacspeak pre act comp)
"Provide spoken feedback"
(when (interactive-p )
(emacspeak-tar-speak-line)))
(defadvice tar-flag-deleted (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'delete-object)
(emacspeak-tar-speak-line)))
(defadvice tar-unflag (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'yank-object)
(emacspeak-tar-speak-line)))
(defadvice tar-unflag-backwards (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'yank-object)
(emacspeak-tar-speak-line)))
(defadvice tar-extract (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
(defadvice tar-extract-other-window (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
(defadvice tar-view (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
;;}}}
;;{{{ additional interactive commands
(defun emacspeak-tar-speak-file-permissions()
"Speak permissions of file current entry "
(interactive)
(unless (eq major-mode 'tar-mode)
(error "This command should be called only in tar mode"))
(let ((entry (tar-current-descriptor))
(mode nil)
(string " "))
(cond
((null entry)
(message "No file on this line"))
(t
(setq mode
(tar-header-mode (tar-desc-tokens entry)))
(aset string 0 (if (zerop (logand 256 mode)) ?- ?r))
(aset string 1 (if (zerop (logand 128 mode)) ?- ?w))
(aset string 2 (if (zerop (logand 64 mode)) ?- ?x))
(aset string 3 (if (zerop (logand 32 mode)) ?- ?r))
(aset string 4 (if (zerop (logand 16 mode)) ?- ?w))
(aset string 5 (if (zerop (logand 8 mode)) ?- ?x))
(aset string 6 (if (zerop (logand 4 mode)) ?- ?r))
(aset string 7 (if (zerop (logand 2 mode)) ?- ?w))
(aset string 8 (if (zerop (logand 1 mode)) ?- ?x))
(if (zerop (logand 1024 mode)) nil (aset string 2 ?s))
(if (zerop (logand 2048 mode)) nil (aset string 5 ?s))
(message "Permissions %s "
string)))))
(defun emacspeak-tar-speak-file-size()
"Speak size of file current entry "
(interactive)
(unless (eq major-mode 'tar-mode)
(error "This command should be called only in tar mode"))
(let ((entry (tar-current-descriptor)))
(cond
((null entry)
(message "No file on this line"))
(t (message "File size %s "
(tar-header-size (tar-desc-tokens
entry)))))))
(defun emacspeak-tar-speak-file-date()
"Speak date of file current entry "
(interactive)
(declare (special emacspeak-speak-time-format-string))
(unless (eq major-mode 'tar-mode)
(error "This command should be called only in tar mode"))
(let ((entry (tar-current-descriptor)))
(cond
((null entry)
(message "No file on this line"))
(t (message "Modified on %s "
(format-time-string
emacspeak-speak-time-format-string
(tar-header-date
(tar-desc-tokens entry))))))))
(defun emacspeak-tar-setup-keys ()
"Setup emacspeak keys for tar mode"
(declare (special tar-mode-map))
(emacspeak-keymap-remove-emacspeak-edit-commands tar-mode-map)
(define-key tar-mode-map "z" 'emacspeak-tar-speak-file-size)
(define-key tar-mode-map "/" 'emacspeak-tar-speak-file-permissions)
(define-key tar-mode-map "c" 'emacspeak-tar-speak-file-date)
)
(eval-when (load)
(emacspeak-tar-setup-keys))
;;}}}
(provide 'emacspeak-tar)
;;{{{ end of file
;;; local variables:
;;; folded-file: t
;;; byte-compile-dynamic: t
;;; end:
;;}}}
|
