docshell/base/nsIReflowObserver.idl

   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)]
   8 interface 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 };