gecko-dev/dom/ipc/JSProcessActorChild.h

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1.9 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_JSProcessActorChild_h
#define mozilla_dom_JSProcessActorChild_h
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/JSActor.h"
namespace mozilla {
namespace dom {
// Placeholder implementation.
class JSProcessActorChild final : public JSActor {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(JSProcessActorChild,
JSActor)
nsIGlobalObject* GetParentObject() const override {
return xpc::NativeGlobal(xpc::PrivilegedJunkScope());
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static already_AddRefed<JSProcessActorChild> Constructor(
GlobalObject& aGlobal) {
return MakeAndAddRef<JSProcessActorChild>();
}
ContentChild* Manager() const { return mManager; }
void Init(const nsACString& aName, ContentChild* aManager);
void AfterDestroy();
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,
ipc::StructuredCloneData&& aData,
ipc::StructuredCloneData&& aStack,
ErrorResult& aRv) override;
private:
~JSProcessActorChild() { MOZ_ASSERT(!mManager); }
bool mCanSend = true;
RefPtr<ContentChild> mManager;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_JSProcessActorChild_h