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151 lines
4.8 KiB
EmacsLisp
151 lines
4.8 KiB
EmacsLisp
;;; gnus-audio.el --- Sound effects for Gnus
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;; Copyright (C) 1996, 2000, 2001, 2002, 2003, 2004,
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;; 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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;; Author: Steven L. Baur <steve@miranova.com>
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;; Keywords: news, mail, multimedia
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;; This file is part of GNU Emacs.
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;; GNU Emacs 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 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs 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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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This file provides access to sound effects in Gnus.
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;; This file is partially stripped to support earcons.el.
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;;; Code:
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(require 'nnheader)
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(defgroup gnus-audio nil
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"Playing sound in Gnus."
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:version "21.1"
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:group 'gnus-visual
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:group 'multimedia)
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(defvar gnus-audio-inline-sound
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(or (if (fboundp 'device-sound-enabled-p)
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(device-sound-enabled-p)) ; XEmacs
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(fboundp 'play-sound)) ; Emacs 21
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"Non-nil means try to play sounds without using an external program.")
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(defcustom gnus-audio-directory (nnheader-find-etc-directory "sounds")
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"The directory containing the Sound Files."
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:type '(choice directory (const nil))
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:group 'gnus-audio)
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(defcustom gnus-audio-au-player (executable-find "play")
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"Executable program for playing sun AU format sound files."
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:group 'gnus-audio
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:type '(choice file (const nil)))
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(defcustom gnus-audio-wav-player (executable-find "play")
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"Executable program for playing WAV files."
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:group 'gnus-audio
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:type '(choice file (const nil)))
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;;; The following isn't implemented yet. Wait for Millennium Gnus.
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;;(defvar gnus-audio-effects-enabled t
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;; "When t, Gnus will use sound effects.")
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;;(defvar gnus-audio-enable-hooks nil
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;; "Functions run when enabling sound effects.")
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;;(defvar gnus-audio-disable-hooks nil
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;; "Functions run when disabling sound effects.")
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;;(defvar gnus-audio-theme-song nil
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;; "Theme song for Gnus.")
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;;(defvar gnus-audio-enter-group nil
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;; "Sound effect played when selecting a group.")
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;;(defvar gnus-audio-exit-group nil
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;; "Sound effect played when exiting a group.")
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;;(defvar gnus-audio-score-group nil
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;; "Sound effect played when scoring a group.")
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;;(defvar gnus-audio-busy-sound nil
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;; "Sound effect played when going into a ... sequence.")
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;;;###autoload
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;;(defun gnus-audio-enable-sound ()
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;; "Enable Sound Effects for Gnus."
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;; (interactive)
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;; (setq gnus-audio-effects-enabled t)
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;; (gnus-run-hooks gnus-audio-enable-hooks))
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;;;###autoload
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;(defun gnus-audio-disable-sound ()
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;; "Disable Sound Effects for Gnus."
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;; (interactive)
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;; (setq gnus-audio-effects-enabled nil)
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;; (gnus-run-hooks gnus-audio-disable-hooks))
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;;;###autoload
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(defun gnus-audio-play (file)
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"Play a sound FILE through the speaker."
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(interactive "fSound file name: ")
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(let ((sound-file (if (file-exists-p file)
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file
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(expand-file-name file gnus-audio-directory))))
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(when (file-exists-p sound-file)
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(cond ((and gnus-audio-inline-sound
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(condition-case nil
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;; Even if we have audio, we may fail with the
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;; wrong sort of sound file.
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(progn (play-sound-file sound-file)
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t)
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(error nil))))
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;; If we don't have built-in sound, or playing it failed,
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;; try with external program.
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((equal "wav" (file-name-extension sound-file))
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(call-process gnus-audio-wav-player
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sound-file
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0
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nil
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sound-file))
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((equal "au" (file-name-extension sound-file))
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(call-process gnus-audio-au-player
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sound-file
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0
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nil
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sound-file))))))
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;;; The following isn't implemented yet, wait for Red Gnus
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;;(defun gnus-audio-startrek-sounds ()
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;; "Enable sounds from Star Trek the original series."
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;; (interactive)
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;; (setq gnus-audio-busy-sound "working.au")
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;; (setq gnus-audio-enter-group "bulkhead_door.au")
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;; (setq gnus-audio-exit-group "bulkhead_door.au")
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;; (setq gnus-audio-score-group "ST_laser.au")
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;; (setq gnus-audio-theme-song "startrek.au")
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;; (add-hook 'gnus-select-group-hook 'gnus-audio-startrek-select-group)
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;; (add-hook 'gnus-exit-group-hook 'gnus-audio-startrek-exit-group))
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;;;***
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(defvar gnus-startup-jingle "Tuxedomoon.Jingle4.au"
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"Name of the Gnus startup jingle file.")
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(defun gnus-play-jingle ()
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"Play the Gnus startup jingle, unless that's inhibited."
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(interactive)
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(gnus-audio-play gnus-startup-jingle))
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(provide 'gnus-audio)
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(run-hooks 'gnus-audio-load-hook)
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;; arch-tag: 6f129e78-3416-4fc9-973f-6cf5ac8d654b
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;;; gnus-audio.el ends here
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