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1380385c69
Expose requestIdleCallback on Window and implement running callbacks in idle periods by posting rICs to the main threads idle queue. MozReview-Commit-ID: KSYQsyaZ6is --HG-- extra : rebase_source : 4bdd578b654d05cab600489d30d859452d1bc888
75 lines
2.1 KiB
C++
75 lines
2.1 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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#ifndef mozilla_dom_idlerequest_h
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#define mozilla_dom_idlerequest_h
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#include "mozilla/LinkedList.h"
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#include "mozilla/Maybe.h"
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#include "nsCOMPtr.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsDOMNavigationTiming.h"
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#include "nsITimeoutHandler.h"
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class nsPIDOMWindowInner;
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namespace mozilla {
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namespace dom {
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class IdleRequestCallback;
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class IdleRequest final : public nsITimeoutHandler
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, public nsIRunnable
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, public nsICancelableRunnable
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, public nsIIncrementalRunnable
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, public LinkedListElement<IdleRequest>
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{
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public:
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IdleRequest(JSContext* aCx, nsPIDOMWindowInner* aWindow,
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IdleRequestCallback& aCallback, uint32_t aHandle);
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virtual nsresult Call() override;
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virtual void GetLocation(const char** aFileName, uint32_t* aLineNo,
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uint32_t* aColumn) override;
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virtual void MarkForCC() override;
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nsresult SetTimeout(uint32_t aTimout);
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nsresult RunIdleRequestCallback(bool aDidTimeout);
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void CancelTimeout();
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NS_DECL_NSIRUNNABLE;
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virtual nsresult Cancel() override;
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virtual void SetDeadline(mozilla::TimeStamp aDeadline) override;
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uint32_t Handle() const
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{
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return mHandle;
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}
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(IdleRequest, nsITimeoutHandler)
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private:
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~IdleRequest();
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// filename, line number and JS language version string of the
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// caller of setTimeout()
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nsCString mFileName;
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uint32_t mLineNo;
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uint32_t mColumn;
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nsCOMPtr<nsPIDOMWindowInner> mWindow;
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RefPtr<IdleRequestCallback> mCallback;
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uint32_t mHandle;
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mozilla::Maybe<int32_t> mTimeoutHandle;
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DOMHighResTimeStamp mDeadline;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_idlerequest_h
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