1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
4 * You can obtain one at http://mozilla.org/MPL/2.0/.
6 * The origin of this IDL file is
7 * https://w3c.github.io/presentation-api/#interface-presentationavailability
10 [Pref="dom.presentation.controller.enabled",
12 interface PresentationAvailability : EventTarget {
14 * If there is at least one device discovered by UA, the value is |true|.
15 * Otherwise, its value should be |false|.
17 readonly attribute boolean value;
20 * It is called when device availability changes.
22 attribute EventHandler onchange;