forked from mirrors/gecko-dev
91 lines
2.7 KiB
C++
91 lines
2.7 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_PerformanceObserver_h__
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#define mozilla_dom_PerformanceObserver_h__
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#include "nsCOMPtr.h"
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#include "nsISupports.h"
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#include "mozilla/dom/PerformanceObserverBinding.h"
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#include "mozilla/RefPtr.h"
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#include "nsString.h"
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#include "nsTArray.h"
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#include "nsWrapperCache.h"
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class nsPIDOMWindowInner;
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class GlobalObject;
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class Performance;
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class PerformanceEntry;
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class PerformanceObserverCallback;
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class WorkerPrivate;
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class PerformanceObserver final : public nsISupports, public nsWrapperCache {
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(PerformanceObserver)
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static already_AddRefed<PerformanceObserver> Constructor(
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const GlobalObject& aGlobal, PerformanceObserverCallback& aCb,
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ErrorResult& aRv);
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PerformanceObserver(nsPIDOMWindowInner* aOwner,
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PerformanceObserverCallback& aCb);
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PerformanceObserver(WorkerPrivate* aWorkerPrivate,
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PerformanceObserverCallback& aCb);
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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nsISupports* GetParentObject() const { return mOwner; }
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void Observe(const PerformanceObserverInit& aOptions, ErrorResult& aRv);
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static void GetSupportedEntryTypes(const GlobalObject& aGlobal,
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JS::MutableHandle<JSObject*> aObject);
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void Disconnect();
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void TakeRecords(nsTArray<RefPtr<PerformanceEntry>>& aRetval);
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MOZ_CAN_RUN_SCRIPT void Notify();
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void QueueEntry(PerformanceEntry* aEntry);
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bool ObservesTypeOfEntry(PerformanceEntry* aEntry);
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private:
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void ReportUnsupportedTypesErrorToConsole(bool aIsMainThread,
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const char* msgId,
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const nsString& aInvalidTypes);
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~PerformanceObserver();
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nsCOMPtr<nsISupports> mOwner;
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RefPtr<PerformanceObserverCallback> mCallback;
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RefPtr<Performance> mPerformance;
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nsTArray<nsString> mEntryTypes;
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nsTArray<PerformanceObserverInit> mOptions;
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enum {
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ObserverTypeUndefined,
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ObserverTypeSingle,
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ObserverTypeMultiple,
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} mObserverType;
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/*
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* This is also known as registered, in the spec.
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*/
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bool mConnected;
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nsTArray<RefPtr<PerformanceEntry>> mQueuedEntries;
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};
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} // namespace dom
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} // namespace mozilla
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#endif
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