JSProcessActorParent.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_JSProcessActorParent_h

#define mozilla_dom_JSProcessActorParent_h

#include "js/TypeDecls.h"

#include "mozilla/Attributes.h"

#include "mozilla/dom/BindingDeclarations.h"

#include "mozilla/dom/ContentParent.h"

#include "mozilla/dom/JSActor.h"

#include "nsCycleCollectionParticipant.h"

#include "nsIDOMProcessParent.h"

#include "nsWrapperCache.h"

namespace mozilla {

class ErrorResult;

namespace dom {

class JSProcessActorParent final : public JSActor {

 public:

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(JSProcessActorParent, JSActor)

  explicit JSProcessActorParent(nsISupports* aGlobal = nullptr)

      : JSActor(aGlobal) {}

  JSObject* WrapObject(JSContext* aCx,

                       JS::Handle<JSObject*> aGivenProto) override;

  static already_AddRefed<JSProcessActorParent> Constructor(

      GlobalObject& aGlobal) {

    return MakeAndAddRef<JSProcessActorParent>(aGlobal.GetAsSupports());

  nsIDOMProcessParent* Manager() const { return mManager; }

  void Init(const nsACString& aName, nsIDOMProcessParent* aManager);

  void ClearManager() override;

 protected:

  // Send the message described by the structured clone data |aData|, and the

  // message metadata |aMetadata|. The underlying transport should call the

  // |ReceiveMessage| method on the other side asynchronously.

  virtual void SendRawMessage(const JSActorMessageMeta& aMetadata,

                              Maybe<ipc::StructuredCloneData>&& aData,

                              Maybe<ipc::StructuredCloneData>&& aStack,

                              ErrorResult& aRv) override;

 private:

  ~JSProcessActorParent();

  nsCOMPtr<nsIDOMProcessParent> mManager;

};

}  // namespace dom

}  // namespace mozilla

#endif  // mozilla_dom_JSProcessActorParent_h