gecko-dev/dom/webidl/MozSpeakerManager.webidl

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/*
* Allow application can control acoustic sound output through speaker.
* Reference https://wiki.mozilla.org/WebAPI/SpeakerManager
*/
[Constructor()]
interface MozSpeakerManager : EventTarget {
/* query the speaker status */
readonly attribute boolean speakerforced;
/* force device device's acoustic sound output through speaker */
attribute boolean forcespeaker;
/* this event will be fired when device's speaker forced status change */
attribute EventHandler onspeakerforcedchange;
};