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
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6/**
7 * These objects are exposed by the MozDOMAfterPaint event. Each one represents
8 * a request to repaint a rectangle that was generated by the browser.
9 */
10interface PaintRequest {
11  /**
12   * The client rect where invalidation was triggered.
13   */
14  readonly attribute DOMRect clientRect;
15
16  /**
17   * The reason for the request, as a string. If an empty string, then we don't know
18   * the reason (this is common). Reasons include "scroll repaint", meaning that we
19   * needed to repaint the rectangle due to scrolling, and "scroll copy", meaning
20   * that we updated the rectangle due to scrolling but instead of painting
21   * manually, we were able to do a copy from another area of the screen.
22   */
23  readonly attribute DOMString reason;
24};
25