1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/webidl/AudioChannelManager.webidl Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,32 @@
1.4 +/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/.
1.8 + */
1.9 +
1.10 +interface AudioChannelManager : EventTarget {
1.11 + /**
1.12 + * Indicates whether the headphones are plugged in or not.
1.13 + */
1.14 + readonly attribute boolean headphones;
1.15 +
1.16 + /**
1.17 + * Fired when the headphones are plugged or unplugged.
1.18 + *
1.19 + * When the headphones are unplugged, we may start playing audio through the
1.20 + * system's speakers. Similarly, when headphones are plugged in, we may
1.21 + * switch audio from speakers to headphones.
1.22 + *
1.23 + * If audio is currently playing in this window or in one of its children, we
1.24 + * will fire this event before we switch the audio output from headphones to
1.25 + * speakers (or vice versa). This allows you to, for example, pause your
1.26 + * window's audio when the headphones are unplugged.
1.27 + */
1.28 + attribute EventHandler onheadphoneschange;
1.29 +
1.30 + /**
1.31 + * Indicates which audio channel is used to adjust volume when pressing HW
1.32 + * volume keys.
1.33 + */
1.34 + attribute DOMString volumeControlChannel;
1.35 +};
