/* 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 https://mozilla.org/MPL/2.0/. */ /* * https://dom.spec.whatwg.org/#interface-eventtarget */ [Exposed=(Window,Worker,Worklet,DissimilarOriginWindow)] interface EventTarget { [Throws] constructor(); undefined addEventListener( DOMString type, EventListener? callback, optional (AddEventListenerOptions or boolean) options = {} ); undefined removeEventListener( DOMString type, EventListener? callback, optional (EventListenerOptions or boolean) options = {} ); [Throws] boolean dispatchEvent(Event event); }; dictionary EventListenerOptions { boolean capture = false; }; dictionary AddEventListenerOptions : EventListenerOptions { boolean passive; boolean once = false; };