1 ;;; gnus-audio.el --- Sound effects for Gnus
2 ;; Copyright (C) 1996, 2000 Free Software Foundation
4 ;; Author: Steven L. Baur <steve@miranova.com>
5 ;; Keywords: news, mail, multimedia
7 ;; This file is part of GNU Emacs.
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
26 ;; This file provides access to sound effects in Gnus.
27 ;; This file is partially stripped to support earcons.el.
33 (defgroup gnus-audio nil
34 "Playing sound in Gnus."
38 (defvar gnus-audio-inline-sound
39 (or (if (fboundp 'device-sound-enabled-p)
40 (device-sound-enabled-p)) ; XEmacs
41 (fboundp 'play-sound)) ; Emacs 21
42 "Non-nil means try to play sounds without using an external program.")
44 (defcustom gnus-audio-directory (nnheader-find-etc-directory "sounds")
45 "The directory containing the Sound Files."
49 (defcustom gnus-audio-au-player "/usr/bin/showaudio"
50 "Executable program for playing sun AU format sound files."
54 (defcustom gnus-audio-wav-player "/usr/local/bin/play"
55 "Executable program for playing WAV files."
59 ;;; The following isn't implemented yet. Wait for Millennium Gnus.
60 ;;(defvar gnus-audio-effects-enabled t
61 ;; "When t, Gnus will use sound effects.")
62 ;;(defvar gnus-audio-enable-hooks nil
63 ;; "Functions run when enabling sound effects.")
64 ;;(defvar gnus-audio-disable-hooks nil
65 ;; "Functions run when disabling sound effects.")
66 ;;(defvar gnus-audio-theme-song nil
67 ;; "Theme song for Gnus.")
68 ;;(defvar gnus-audio-enter-group nil
69 ;; "Sound effect played when selecting a group.")
70 ;;(defvar gnus-audio-exit-group nil
71 ;; "Sound effect played when exiting a group.")
72 ;;(defvar gnus-audio-score-group nil
73 ;; "Sound effect played when scoring a group.")
74 ;;(defvar gnus-audio-busy-sound nil
75 ;; "Sound effect played when going into a ... sequence.")
79 ;;(defun gnus-audio-enable-sound ()
80 ;; "Enable Sound Effects for Gnus."
82 ;; (setq gnus-audio-effects-enabled t)
83 ;; (gnus-run-hooks gnus-audio-enable-hooks))
86 ;(defun gnus-audio-disable-sound ()
87 ;; "Disable Sound Effects for Gnus."
89 ;; (setq gnus-audio-effects-enabled nil)
90 ;; (gnus-run-hooks gnus-audio-disable-hooks))
93 (defun gnus-audio-play (file)
94 "Play a sound FILE through the speaker."
96 (let ((sound-file (if (file-exists-p file)
98 (expand-file-name file gnus-audio-directory))))
99 (when (file-exists-p sound-file)
100 (cond ((and gnus-audio-inline-sound
102 ;; Even if we have audio, we may fail with the
103 ;; wrong sort of sound file.
104 (progn (play-sound-file sound-file)
107 ;; If we don't have built-in sound, or playing it failed,
108 ;; try with external program.
109 ((equal "wav" (file-name-extension sound-file))
110 (call-process gnus-audio-wav-player
115 ((equal "au" (file-name-extension sound-file))
116 (call-process gnus-audio-au-player
123 ;;; The following isn't implemented yet, wait for Red Gnus
124 ;;(defun gnus-audio-startrek-sounds ()
125 ;; "Enable sounds from Star Trek the original series."
127 ;; (setq gnus-audio-busy-sound "working.au")
128 ;; (setq gnus-audio-enter-group "bulkhead_door.au")
129 ;; (setq gnus-audio-exit-group "bulkhead_door.au")
130 ;; (setq gnus-audio-score-group "ST_laser.au")
131 ;; (setq gnus-audio-theme-song "startrek.au")
132 ;; (add-hook 'gnus-select-group-hook 'gnus-audio-startrek-select-group)
133 ;; (add-hook 'gnus-exit-group-hook 'gnus-audio-startrek-exit-group))
136 (defvar gnus-startup-jingle "Tuxedomoon.Jingle4.au"
137 "Name of the Gnus startup jingle file.")
139 (defun gnus-play-jingle ()
140 "Play the Gnus startup jingle, unless that's inhibited."
142 (gnus-audio-play gnus-startup-jingle))
144 (provide 'gnus-audio)
146 (run-hooks 'gnus-audio-load-hook)
148 ;;; gnus-audio.el ends here