1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/webidl/PaintRequest.webidl Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,24 @@
1.4 +/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +/**
1.10 + * These objects are exposed by the MozDOMAfterPaint event. Each one represents
1.11 + * a request to repaint a rectangle that was generated by the browser.
1.12 + */
1.13 +interface PaintRequest {
1.14 + /**
1.15 + * The client rect where invalidation was triggered.
1.16 + */
1.17 + readonly attribute DOMRect clientRect;
1.18 +
1.19 + /**
1.20 + * The reason for the request, as a string. If an empty string, then we don't know
1.21 + * the reason (this is common). Reasons include "scroll repaint", meaning that we
1.22 + * needed to repaint the rectangle due to scrolling, and "scroll copy", meaning
1.23 + * that we updated the rectangle due to scrolling but instead of painting
1.24 + * manually, we were able to do a copy from another area of the screen.
1.25 + */
1.26 + readonly attribute DOMString reason;
1.27 +};
