dom/abort/AbortController.h
author Sebastian Hengst <archaeopteryx@coole-files.de>
Thu, 14 Sep 2017 23:18:49 +0200
changeset 381048 edddc72cb9a8b62fa6e921332c32128594fede6c
parent 377500 a76e55d78a27d73fe63e22236b4bc3f64c4bc691
child 383156 270418a3d48bf41752c25e1c785b506993a554bf
permissions -rw-r--r--
Backed out changeset 67ca40453027 (bug 1393031) for failing e.g. reftest layout/reftests/image/image-srcset-basic-selection-2x-ref.html on QuantumRender. r=backout

/* -*- 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_AbortController_h
#define mozilla_dom_AbortController_h

#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/ErrorResult.h"
#include "nsCycleCollectionParticipant.h"
#include "nsWrapperCache.h"

class nsIGlobalObject;

namespace mozilla {
namespace dom {

class AbortSignal;

class AbortController final : public nsISupports
                            , public nsWrapperCache
{
public:
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(AbortController)

  static bool
  IsEnabled(JSContext* aCx, JSObject* aGlobal);

  static bool
  IsEnabledInFetch(JSContext* aCx, JSObject* aGlobal);

  static already_AddRefed<AbortController>
  Constructor(const GlobalObject& aGlobal, ErrorResult& aRv);

  explicit AbortController(nsIGlobalObject* aGlobal);

  JSObject*
  WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  nsIGlobalObject*
  GetParentObject() const;

  AbortSignal*
  Signal();

  void
  Abort();

private:
  ~AbortController() = default;

  nsCOMPtr<nsIGlobalObject> mGlobal;
  RefPtr<AbortSignal> mSignal;

  bool mAborted;
};

} // dom namespace
} // mozilla namespace

#endif // mozilla_dom_AbortController_h