gecko-dev/dom/base/IdleRequest.h

75 строки
2.1 KiB
C++

/* -*- 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_idlerequest_h
#define mozilla_dom_idlerequest_h
#include "mozilla/LinkedList.h"
#include "mozilla/Maybe.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsDOMNavigationTiming.h"
#include "nsITimeoutHandler.h"
class nsPIDOMWindowInner;
namespace mozilla {
namespace dom {
class IdleRequestCallback;
class IdleRequest final : public nsITimeoutHandler
, public nsIRunnable
, public nsICancelableRunnable
, public nsIIncrementalRunnable
, public LinkedListElement<IdleRequest>
{
public:
IdleRequest(JSContext* aCx, nsPIDOMWindowInner* aWindow,
IdleRequestCallback& aCallback, uint32_t aHandle);
virtual nsresult Call() override;
virtual void GetLocation(const char** aFileName, uint32_t* aLineNo,
uint32_t* aColumn) override;
virtual void MarkForCC() override;
nsresult SetTimeout(uint32_t aTimout);
nsresult RunIdleRequestCallback(bool aDidTimeout);
void CancelTimeout();
NS_DECL_NSIRUNNABLE;
virtual nsresult Cancel() override;
virtual void SetDeadline(mozilla::TimeStamp aDeadline) override;
uint32_t Handle() const
{
return mHandle;
}
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(IdleRequest, nsITimeoutHandler)
private:
~IdleRequest();
// filename, line number and JS language version string of the
// caller of setTimeout()
nsCString mFileName;
uint32_t mLineNo;
uint32_t mColumn;
nsCOMPtr<nsPIDOMWindowInner> mWindow;
RefPtr<IdleRequestCallback> mCallback;
uint32_t mHandle;
mozilla::Maybe<int32_t> mTimeoutHandle;
DOMHighResTimeStamp mDeadline;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_idlerequest_h