/* -*- 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_InProcessChild_h
#define mozilla_dom_InProcessChild_h
#include "mozilla/dom/PInProcessChild.h"
#include "mozilla/dom/JSProcessActorChild.h"
#include "mozilla/dom/ProcessActor.h"
#include "mozilla/dom/RemoteType.h"
#include "mozilla/StaticPtr.h"
#include "nsIDOMProcessChild.h"
namespace mozilla::dom {
class PWindowGlobalParent;
class PWindowGlobalChild;
class InProcessParent;
/**
* The `InProcessChild` class represents the child half of a main-thread to
* main-thread actor.
*
* The `PInProcess` actor should be used as an alternate manager to `PContent`
* for async actors which want to communicate uniformly between Content->Chrome
* and Chrome->Chrome situations.
*/
class InProcessChild final :
public nsIDOMProcessChild,
public PInProcessChild,
public ProcessActor {
public:
friend class InProcessParent;
friend class PInProcessChild;
NS_DECL_ISUPPORTS
NS_DECL_NSIDOMPROCESSCHILD
// Get the singleton instance of this actor.
static InProcessChild* Singleton();
// Get the parent side of the in-process child actor |aActor|. If |aActor| is
// not an in-process actor, or is not connected, this method will return
// |nullptr|.
static IProtocol* ParentActorFor(IProtocol* aActor);
const nsACString& GetRemoteType()
const override {
return NOT_REMOTE_TYPE; }
protected:
already_AddRefed<JSActor> InitJSActor(JS::Handle<JSObject*> aMaybeActor,
const nsACString& aName,
ErrorResult& aRv) override;
mozilla::ipc::IProtocol* AsNativeActor() override {
return this; }
private:
// NOTE: PInProcess lifecycle management is declared as staic methods and
// state on InProcessParent, and implemented in InProcessImpl.cpp.
virtual void ActorDestroy(ActorDestroyReason aWhy) override;
~InProcessChild() =
default;
static StaticRefPtr<InProcessChild> sSingleton;
nsRefPtrHashtable<nsCStringHashKey, JSProcessActorChild> mProcessActors;
};
}
// namespace mozilla::dom
#endif // defined(mozilla_dom_InProcessChild_h)
