PerformanceTiming.webidl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this file,

 * You can obtain one at http://mozilla.org/MPL/2.0/.

 * The origin of this IDL file is

 * https://w3c.github.io/navigation-timing/#the-performancetiming-interface

 * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C

 * liability, trademark and document use rules apply.

*/

[Exposed=Window]

interface PerformanceTiming {

  readonly attribute unsigned long long navigationStart;

  readonly attribute unsigned long long unloadEventStart;

  readonly attribute unsigned long long unloadEventEnd;

  readonly attribute unsigned long long redirectStart;

  readonly attribute unsigned long long redirectEnd;

  readonly attribute unsigned long long fetchStart;

  readonly attribute unsigned long long domainLookupStart;

  readonly attribute unsigned long long domainLookupEnd;

  readonly attribute unsigned long long connectStart;

  readonly attribute unsigned long long connectEnd;

  readonly attribute unsigned long long secureConnectionStart;

  readonly attribute unsigned long long requestStart;

  readonly attribute unsigned long long responseStart;

  readonly attribute unsigned long long responseEnd;

  readonly attribute unsigned long long domLoading;

  readonly attribute unsigned long long domInteractive;

  readonly attribute unsigned long long domContentLoadedEventStart;

  readonly attribute unsigned long long domContentLoadedEventEnd;

  readonly attribute unsigned long long domComplete;

  readonly attribute unsigned long long loadEventStart;

  readonly attribute unsigned long long loadEventEnd;

  // This is a Chrome proprietary extension and not part of the

  // performance/navigation timing specification.

  // Returns 0 if a non-blank paint has not happened.

  [Pref="dom.performance.time_to_non_blank_paint.enabled"]

  readonly attribute unsigned long long timeToNonBlankPaint;

  // Returns 0 if a contentful paint has not happened.

  [Pref="dom.performance.time_to_contentful_paint.enabled"]

  readonly attribute unsigned long long timeToContentfulPaint;

  // This is a Chrome proprietary extension and not part of the

  // performance/navigation timing specification.

  // Returns 0 if a time-to-interactive measurement has not happened.

  [Pref="dom.performance.time_to_first_interactive.enabled"]

  readonly attribute unsigned long long timeToFirstInteractive;

  [Default] object toJSON();

};