dom/webidl/PaintRequest.webidl
author Steve Fink <sfink@mozilla.com>
Sun, 25 Sep 2022 18:14:15 +0000
changeset 636414 43c2ed80ba049f83b4da8549c6a5779275876a6d
parent 495397 2416d17d33c1c6774e62f786aaeff6c02462a5bd
permissions -rw-r--r--
Bug 1790149 - Fix spelling of perfherder-data.json output file for awsy r=perftest-reviewers,sparky Differential Revision: https://phabricator.services.mozilla.com/D157002

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */

/**
 * These objects are exposed by the MozDOMAfterPaint event. Each one represents
 * a request to repaint a rectangle that was generated by the browser.
 */
[Exposed=Window]
interface PaintRequest {
  /**
   * The client rect where invalidation was triggered.
   */
  readonly attribute DOMRect clientRect;

  /**
   * The reason for the request, as a string. If an empty string, then we don't know
   * the reason (this is common). Reasons include "scroll repaint", meaning that we
   * needed to repaint the rectangle due to scrolling, and "scroll copy", meaning
   * that we updated the rectangle due to scrolling but instead of painting
   * manually, we were able to do a copy from another area of the screen.
   */
  readonly attribute DOMString reason;
};