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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/performance/PerformanceEntry.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/performance/PerformanceEntry.h')
-rw-r--r--dom/performance/PerformanceEntry.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/dom/performance/PerformanceEntry.h b/dom/performance/PerformanceEntry.h
new file mode 100644
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+++ b/dom/performance/PerformanceEntry.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 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<nsISupports> mParent;
+ RefPtr<nsAtom> mName;
+ RefPtr<nsAtom> 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___ */