зеркало из https://github.com/mozilla/gecko-dev.git
141 строка
4.8 KiB
C++
141 строка
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/PerformanceNavigationTiming.h"
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#include "mozilla/dom/PerformanceNavigationTimingBinding.h"
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using namespace mozilla::dom;
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PerformanceNavigationTiming)
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NS_INTERFACE_MAP_END_INHERITING(PerformanceResourceTiming)
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NS_IMPL_ADDREF_INHERITED(PerformanceNavigationTiming, PerformanceResourceTiming)
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NS_IMPL_RELEASE_INHERITED(PerformanceNavigationTiming,
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PerformanceResourceTiming)
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JSObject* PerformanceNavigationTiming::WrapObject(
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JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
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return PerformanceNavigationTiming_Binding::Wrap(aCx, this, aGivenProto);
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}
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#define REDUCE_TIME_PRECISION \
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if (mPerformance->IsSystemPrincipal()) { \
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return rawValue; \
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} \
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return nsRFPService::ReduceTimePrecisionAsMSecs( \
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rawValue, mPerformance->GetRandomTimelineSeed())
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DOMHighResTimeStamp PerformanceNavigationTiming::UnloadEventStart() const {
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DOMHighResTimeStamp rawValue = 0;
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/*
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* Per Navigation Timing Level 2, the value is 0 if
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* a. there is no previous document or
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* b. the same-origin-check fails.
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*
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* The same-origin-check is defined as:
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* 1. If the previous document exists and its origin is not same
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* origin as the current document's origin, return "fail".
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* 2. Let request be the current document's request.
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* 3. If request's redirect count is not zero, and all of request's
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* HTTP redirects have the same origin as the current document,
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* return "pass".
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* 4. Otherwise, return "fail".
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*/
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if (mTimingData->AllRedirectsSameOrigin()) { // same-origin-check:2/3
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/*
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* GetUnloadEventStartHighRes returns 0 if
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* 1. there is no previous document (a, above) or
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* 2. the current URI does not have the same origin as
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* the previous document's URI. (same-origin-check:1)
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*/
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rawValue = mPerformance->GetDOMTiming()->GetUnloadEventStartHighRes();
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}
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::UnloadEventEnd() const {
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DOMHighResTimeStamp rawValue = 0;
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// See comments in PerformanceNavigationTiming::UnloadEventEnd().
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if (mTimingData->AllRedirectsSameOrigin()) {
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rawValue = mPerformance->GetDOMTiming()->GetUnloadEventEndHighRes();
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}
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::DomInteractive() const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetDomInteractiveHighRes();
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::DomContentLoadedEventStart()
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const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetDomContentLoadedEventStartHighRes();
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::DomContentLoadedEventEnd()
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const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetDomContentLoadedEventEndHighRes();
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::DomComplete() const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetDomCompleteHighRes();
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::LoadEventStart() const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetLoadEventStartHighRes();
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REDUCE_TIME_PRECISION;
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}
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DOMHighResTimeStamp PerformanceNavigationTiming::LoadEventEnd() const {
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DOMHighResTimeStamp rawValue =
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mPerformance->GetDOMTiming()->GetLoadEventEndHighRes();
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REDUCE_TIME_PRECISION;
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}
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NavigationType PerformanceNavigationTiming::Type() const {
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switch (mPerformance->GetDOMTiming()->GetType()) {
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case nsDOMNavigationTiming::TYPE_NAVIGATE:
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return NavigationType::Navigate;
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break;
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case nsDOMNavigationTiming::TYPE_RELOAD:
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return NavigationType::Reload;
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break;
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case nsDOMNavigationTiming::TYPE_BACK_FORWARD:
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return NavigationType::Back_forward;
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break;
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default:
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// The type is TYPE_RESERVED or some other value that was later added.
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// We fallback to the default of Navigate.
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return NavigationType::Navigate;
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}
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}
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uint16_t PerformanceNavigationTiming::RedirectCount() const {
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return mTimingData->GetRedirectCount();
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}
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void PerformanceNavigationTiming::UpdatePropertiesFromHttpChannel(
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nsIHttpChannel* aHttpChannel, nsITimedChannel* aChannel) {
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mTimingData->SetPropertiesFromHttpChannel(aHttpChannel, aChannel);
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}
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