dom/interfaces/events/nsIDOMPaintRequest.idl

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/dom/interfaces/events/nsIDOMPaintRequest.idl	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,30 @@
     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 +#include "domstubs.idl"
    1.10 +
    1.11 +interface nsIDOMClientRect;
    1.12 +
    1.13 +/**
    1.14 + * These objects are exposed by the MozDOMAfterPaint event. Each one represents
    1.15 + * a request to repaint a rectangle that was generated by the browser.
    1.16 + */
    1.17 +[scriptable, uuid(9eb5268f-73a4-41da-9790-d21fcefd5ffa)]
    1.18 +interface nsIDOMPaintRequest : nsISupports
    1.19 +{
    1.20 +  /**
    1.21 +   * The client rect where invalidation was triggered.
    1.22 +   */
    1.23 +  readonly attribute nsIDOMClientRect clientRect;
    1.24 +  /**
    1.25 +   * The reason for the request, as a string. If an empty string, then we don't know
    1.26 +   * the reason (this is common). Reasons include "scroll repaint", meaning that we
    1.27 +   * needed to repaint the rectangle due to scrolling, and "scroll copy", meaning
    1.28 +   * that we updated the rectangle due to scrolling but instead of painting
    1.29 +   * manually, we were able to do a copy from another area of the screen.
    1.30 +   */
    1.31 +  [binaryname(XPCOMReason)]
    1.32 +  readonly attribute DOMString reason;
    1.33 +};

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