1/* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
3 * You can obtain one at http://mozilla.org/MPL/2.0/. */
4
5#include "domstubs.idl"
6
7[scriptable, uuid(832e692c-c4a6-11e2-8fd1-dce678957a39)]
8interface nsIReflowObserver : nsISupports
9{
10  /**
11   * Called when an uninterruptible reflow has occurred.
12   *
13   * @param start timestamp when reflow ended, in milliseconds since
14   *              navigationStart (accurate to 1/1000 of a ms)
15   * @param end   timestamp when reflow ended, in milliseconds since
16   *              navigationStart (accurate to 1/1000 of a ms)
17   */
18  void reflow(in DOMHighResTimeStamp start,
19              in DOMHighResTimeStamp end);
20
21  /**
22   * Called when an interruptible reflow has occurred.
23   *
24   * @param start timestamp when reflow ended, in milliseconds since
25   *              navigationStart (accurate to 1/1000 of a ms)
26   * @param end   timestamp when reflow ended, in milliseconds since
27   *              navigationStart (accurate to 1/1000 of a ms)
28   */
29  void reflowInterruptible(in DOMHighResTimeStamp start,
30                           in DOMHighResTimeStamp end);
31};
32