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sousa-gecko/dom/webidl/TransitionEvent.webidl
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canalun 794e47d452 Bug 1929118 - Add animation property to AnimationEvent and TransitionEvent. r=birtles,webidl,smaug
This patch adds animation property to AnimationEvent and TransitionEvent.
This prop has the corresponding CSSAnimation and CSSTransition respectively.

Differential Revision: https://phabricator.services.mozilla.com/D295112
2026-04-28 03:52:02 +00:00

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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/.
*
* Transition events are defined in:
* https://drafts.csswg.org/css-transitions-1/#transition-events
*
* Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
* liability, trademark and document use rules apply.
*/
[Exposed=Window]
interface TransitionEvent : Event {
constructor(DOMString type, optional TransitionEventInit eventInitDict = {});
readonly attribute DOMString propertyName;
readonly attribute float elapsedTime;
readonly attribute DOMString pseudoElement;
readonly attribute CSSTransition? animation;
};
dictionary TransitionEventInit : EventInit {
DOMString propertyName = "";
float elapsedTime = 0;
DOMString pseudoElement = "";
CSSTransition? animation = null;
};