From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- dom/performance/PerformanceEntry.h | 104 +++++++++++++++++++++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 dom/performance/PerformanceEntry.h (limited to 'dom/performance/PerformanceEntry.h') diff --git a/dom/performance/PerformanceEntry.h b/dom/performance/PerformanceEntry.h new file mode 100644 index 0000000000..37a13105f9 --- /dev/null +++ b/dom/performance/PerformanceEntry.h @@ -0,0 +1,104 @@ +/* -*- 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 mozilla_dom_PerformanceEntry_h___ +#define mozilla_dom_PerformanceEntry_h___ + +#include "nsDOMNavigationTiming.h" +#include "nsString.h" +#include "nsWrapperCache.h" +#include "nsAtom.h" +#include "mozilla/dom/PerformanceObserverBinding.h" + +class nsISupports; + +namespace mozilla::dom { +class PerformanceResourceTiming; + +// http://www.w3.org/TR/performance-timeline/#performanceentry +class PerformanceEntry : public nsISupports, public nsWrapperCache { + protected: + virtual ~PerformanceEntry(); + + public: + PerformanceEntry(nsISupports* aParent, const nsAString& aName, + const nsAString& aEntryType); + + NS_DECL_CYCLE_COLLECTING_ISUPPORTS + NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(PerformanceEntry) + + nsISupports* GetParentObject() const { return mParent; } + + void GetName(nsAString& aName) const { + if (mName) { + mName->ToString(aName); + } + } + + const nsAtom* GetName() const { return mName; } + + void GetEntryType(nsAString& aEntryType) const { + if (mEntryType) { + mEntryType->ToString(aEntryType); + } + } + + const nsAtom* GetEntryType() const { return mEntryType; } + + void SetEntryType(const nsAString& aEntryType) { + mEntryType = NS_Atomize(aEntryType); + } + + virtual DOMHighResTimeStamp StartTime() const { return 0; } + + // This is used by the Gecko Profiler only for adding precise markers. + // It's not exposed to JS. + virtual DOMHighResTimeStamp UnclampedStartTime() const { + MOZ_ASSERT(false, "UnclampedStartTime should not be called on this class."); + return 0; + } + + virtual DOMHighResTimeStamp Duration() const { return 0; } + + virtual const PerformanceResourceTiming* ToResourceTiming() const { + return nullptr; + } + + virtual bool ShouldAddEntryToObserverBuffer( + PerformanceObserverInit& aOption) const; + + virtual void BufferEntryIfNeeded() {} + + virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const; + + protected: + virtual size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const; + + private: + nsCOMPtr mParent; + RefPtr mName; + RefPtr mEntryType; +}; + +// Helper classes +class MOZ_STACK_CLASS PerformanceEntryComparator final { + public: + bool Equals(const PerformanceEntry* aElem1, + const PerformanceEntry* aElem2) const { + MOZ_ASSERT(aElem1 && aElem2, "Trying to compare null performance entries"); + return aElem1->StartTime() == aElem2->StartTime(); + } + + bool LessThan(const PerformanceEntry* aElem1, + const PerformanceEntry* aElem2) const { + MOZ_ASSERT(aElem1 && aElem2, "Trying to compare null performance entries"); + return aElem1->StartTime() < aElem2->StartTime(); + } +}; + +} // namespace mozilla::dom + +#endif /* mozilla_dom_PerformanceEntry_h___ */ -- cgit v1.2.3