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;;; emacspeak-arc.el --- Speech enable archive-mode -- a Emacs interface to zip and friends
;;; $Id: emacspeak-arc.el 5798 2008-08-22 17:35:01Z tv.raman.tv $
;;; $Author: tv.raman.tv $
;;; Description: Auditory interface to archive mode
;;; Keywords: Emacspeak, Speak, Spoken Output, archive
;;{{{ LCD Archive entry:
;;; LCD Archive Entry:
;;; emacspeak| T. V. Raman |raman@cs.cornell.edu
;;; A speech interface to Emacs |
;;; $Date: 2008-06-21 10:50:41 -0700 (Sat, 21 Jun 2008) $ |
;;; $Revision: 4532 $ |
;;; Location undetermined
;;;
;;}}}
;;{{{ Copyright:
;;; Copyright (c) 1995 -- 2007, 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 'emacspeak-preamble)
(require 'arc-mode)
;;}}}
;;{{{ Introduction
;;;Auditory interface to archive mode
;;}}}
;;{{{ Helpers
(defun emacspeak-archive-speak-line ()
"Speak line in archive mode intelligently"
(end-of-line)
(cond
((null (char-after (1+ (point))))
(emacspeak-speak-line))
(t (skip-syntax-backward "^ ")
(emacspeak-speak-line 1))))
;;}}}
;;{{{ fix interactive commands that need fixing
;;}}}
;;{{{ Advice
(defadvice archive-mark (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'mark-object)
(emacspeak-archive-speak-line)))
(defadvice archive-next-line (after emacspeak pre act comp)
"Provide spoken feedback"
(when (interactive-p )
(emacspeak-archive-speak-line)))
(defadvice archive-previous-line (after emacspeak pre act comp)
"Provide spoken feedback"
(when (interactive-p )
(emacspeak-archive-speak-line)))
(defadvice archive-flag-deleted (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'delete-object)
(emacspeak-archive-speak-line)))
(defadvice archive-unflag (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'yank-object)
(emacspeak-archive-speak-line)))
(defadvice archive-unflag-backwards (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'yank-object)
(emacspeak-archive-speak-line)))
(defadvice archive-extract (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
(defadvice archive-extract-other-window (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
(defadvice archive-view (after emacspeak pre act comp)
"Provide auditory feedback"
(when (interactive-p)
(emacspeak-auditory-icon 'open-object)
(emacspeak-speak-mode-line)))
;;}}}
;;{{{ interactive commands
(defvar emacspeak-arc-header-list-format nil
"Field names in the header line")
(defsubst emacspeak-arc-get-header-line-format ()
"Return header line format vector, after
first initializing it if necessary."
(declare (special emacspeak-arc-header-list-format))
(unless emacspeak-arc-header-list-format
(let ((line nil)
(fields nil))
(save-excursion
(goto-char (point-min))
(setq line (thing-at-point 'line)))
(setq fields (split-string line))
(loop for f in fields
and i from 0
do
(setq emacspeak-arc-header-list-format
(cons
(list f i )
emacspeak-arc-header-list-format)))))
emacspeak-arc-header-list-format)
(defsubst emacspeak-arc-get-field-index (field)
(let ((marked-p (save-excursion
(beginning-of-line)
(= (following-char) ?\ )))
(position (cadr (assoc field
(emacspeak-arc-get-header-line-format)))))
(if marked-p
(1- position)
position )))
(defun emacspeak-arc-speak-file-name ()
"Speak the name of the file on current line"
(interactive)
(unless (eq major-mode 'archive-mode)
(error "This command should be called only in archive mode"))
(let ((entry (archive-get-descr 'no-error)))
(cond
((null entry)
(message "No file on this line"))
(t
(message "File: %s"
(nth (emacspeak-arc-get-field-index "File")
(split-string (thing-at-point 'line))))))))
(defun emacspeak-arc-speak-file-size ()
"Speak the size of the file on current line"
(interactive)
(unless (eq major-mode 'archive-mode)
(error "This command should be called only in archive mode"))
(let ((entry (archive-get-descr 'no-error)))
(cond
((null entry)
(message "No file on this line"))
(t
(message "Size: %s"
(nth (emacspeak-arc-get-field-index "Length")
(split-string (thing-at-point 'line))))))))
(defun emacspeak-arc-speak-file-modification-time ()
"Speak modification time of the file on current line"
(interactive)
(unless (eq major-mode 'archive-mode)
(error "This command should be called only in archive mode"))
(let ((entry (archive-get-descr 'no-error)))
(cond
((null entry)
(message "No file on this line"))
(t
(let* ((fields (split-string (thing-at-point 'line)))
(date (nth (emacspeak-arc-get-field-index "Date")
fields))
(time (nth (emacspeak-arc-get-field-index "Time")
fields)))
(message "Modified on %s at %s"
date time))))))
(defun emacspeak-arc-speak-file-permissions()
"Speak permissions of file current entry "
(interactive)
(unless (eq major-mode 'archive-mode)
(error "This command should be called only in archive mode"))
(let ((entry (archive-get-descr 'no-error))
(mode nil))
(cond
((null entry)
(message "No file on this line"))
(t
(setq mode
(archive-int-to-mode
(aref entry 3)))
(message "Permissions %s "
mode)))))
(defun emacspeak-arc-setup-keys ()
"Setup emacspeak keys for arc mode"
(declare (special archive-mode-map))
(define-key archive-mode-map "." 'emacspeak-arc-speak-file-name)
(define-key archive-mode-map "c" 'emacspeak-arc-speak-file-modification-time)
(define-key archive-mode-map "z" 'emacspeak-arc-speak-file-size)
(define-key archive-mode-map "/"
'emacspeak-arc-speak-file-permissions)
)
(eval-when (load)
(emacspeak-arc-setup-keys))
;;}}}
(provide 'emacspeak-arc)
;;{{{ end of file
;;; local variables:
;;; folded-file: t
;;; byte-compile-dynamic: t
;;; end:
;;}}}
|
