gecko-dev/dom/base/nsDOMNavigationTiming.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef nsDOMNavigationTiming_h___
#define nsDOMNavigationTiming_h___
#include "nsCOMPtr.h"
#include "nsCOMArray.h"
#include "mozilla/WeakPtr.h"
#include "mozilla/TimeStamp.h"
class nsDocShell;
class nsIURI;
typedef unsigned long long DOMTimeMilliSec;
typedef double DOMHighResTimeStamp;
class nsDOMNavigationTiming final
{
public:
enum Type {
TYPE_NAVIGATE = 0,
TYPE_RELOAD = 1,
TYPE_BACK_FORWARD = 2,
TYPE_RESERVED = 255,
};
explicit nsDOMNavigationTiming(nsDocShell* aDocShell);
NS_INLINE_DECL_REFCOUNTING(nsDOMNavigationTiming)
Type GetType() const
{
return mNavigationType;
}
inline DOMHighResTimeStamp GetNavigationStartHighRes() const
{
return mNavigationStartHighRes;
}
DOMTimeMilliSec GetNavigationStart() const
{
return static_cast<int64_t>(GetNavigationStartHighRes());
}
mozilla::TimeStamp GetNavigationStartTimeStamp() const
{
return mNavigationStartTimeStamp;
}
DOMTimeMilliSec GetUnloadEventStart();
DOMTimeMilliSec GetUnloadEventEnd();
DOMTimeMilliSec GetDomLoading() const
{
return mDOMLoading;
}
DOMTimeMilliSec GetDomInteractive() const
{
return mDOMInteractive;
}
DOMTimeMilliSec GetDomContentLoadedEventStart() const
{
return mDOMContentLoadedEventStart;
}
DOMTimeMilliSec GetDomContentLoadedEventEnd() const
{
return mDOMContentLoadedEventEnd;
}
DOMTimeMilliSec GetDomComplete() const
{
return mDOMComplete;
}
DOMTimeMilliSec GetLoadEventStart() const
{
return mLoadEventStart;
}
DOMTimeMilliSec GetLoadEventEnd() const
{
return mLoadEventEnd;
}
enum class DocShellState : uint8_t {
eActive,
eInactive
};
void NotifyNavigationStart(DocShellState aDocShellState);
void NotifyFetchStart(nsIURI* aURI, Type aNavigationType);
void NotifyBeforeUnload();
void NotifyUnloadAccepted(nsIURI* aOldURI);
void NotifyUnloadEventStart();
void NotifyUnloadEventEnd();
void NotifyLoadEventStart();
void NotifyLoadEventEnd();
// Document changes state to 'loading' before connecting to timing
void SetDOMLoadingTimeStamp(nsIURI* aURI, mozilla::TimeStamp aValue);
void NotifyDOMLoading(nsIURI* aURI);
void NotifyDOMInteractive(nsIURI* aURI);
void NotifyDOMComplete(nsIURI* aURI);
void NotifyDOMContentLoadedStart(nsIURI* aURI);
void NotifyDOMContentLoadedEnd(nsIURI* aURI);
void NotifyNonBlankPaintForRootContentDocument();
void NotifyDocShellStateChanged(DocShellState aDocShellState);
DOMTimeMilliSec TimeStampToDOM(mozilla::TimeStamp aStamp) const;
inline DOMHighResTimeStamp TimeStampToDOMHighRes(mozilla::TimeStamp aStamp)
{
mozilla::TimeDuration duration = aStamp - mNavigationStartTimeStamp;
return duration.ToMilliseconds();
}
private:
nsDOMNavigationTiming(const nsDOMNavigationTiming &) = delete;
~nsDOMNavigationTiming();
void Clear();
bool IsTopLevelContentDocument() const;
mozilla::WeakPtr<nsDocShell> mDocShell;
nsCOMPtr<nsIURI> mUnloadedURI;
nsCOMPtr<nsIURI> mLoadedURI;
Type mNavigationType;
DOMHighResTimeStamp mNavigationStartHighRes;
mozilla::TimeStamp mNavigationStartTimeStamp;
mozilla::TimeStamp mNonBlankPaintTimeStamp;
DOMTimeMilliSec DurationFromStart();
DOMTimeMilliSec mBeforeUnloadStart;
DOMTimeMilliSec mUnloadStart;
DOMTimeMilliSec mUnloadEnd;
DOMTimeMilliSec mLoadEventStart;
DOMTimeMilliSec mLoadEventEnd;
DOMTimeMilliSec mDOMLoading;
DOMTimeMilliSec mDOMInteractive;
DOMTimeMilliSec mDOMContentLoadedEventStart;
DOMTimeMilliSec mDOMContentLoadedEventEnd;
DOMTimeMilliSec mDOMComplete;
// Booleans to keep track of what things we've already been notified
// about. We don't update those once we've been notified about them
// once.
bool mLoadEventStartSet : 1;
bool mLoadEventEndSet : 1;
bool mDOMLoadingSet : 1;
bool mDOMInteractiveSet : 1;
bool mDOMContentLoadedEventStartSet : 1;
bool mDOMContentLoadedEventEndSet : 1;
bool mDOMCompleteSet : 1;
bool mDocShellHasBeenActiveSinceNavigationStart : 1;
};
#endif /* nsDOMNavigationTiming_h___ */