gecko-dev/dom/messagechannel/MessageChannel.h

59 строки
1.6 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_MessageChannel_h
#define mozilla_dom_MessageChannel_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "nsCycleCollectionParticipant.h"
#include "nsWrapperCache.h"
#include "nsCOMPtr.h"
class nsIGlobalObject;
namespace mozilla {
class ErrorResult;
namespace dom {
class MessagePort;
class MessageChannel final : public nsISupports, public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(MessageChannel)
nsIGlobalObject* GetParentObject() const { return mGlobal; }
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static already_AddRefed<MessageChannel> Constructor(
const GlobalObject& aGlobal, ErrorResult& aRv);
static already_AddRefed<MessageChannel> Constructor(nsIGlobalObject* aGlobal,
ErrorResult& aRv);
MessagePort* Port1() const { return mPort1; }
MessagePort* Port2() const { return mPort2; }
private:
explicit MessageChannel(nsIGlobalObject* aGlobal);
~MessageChannel();
nsCOMPtr<nsIGlobalObject> mGlobal;
RefPtr<MessagePort> mPort1;
RefPtr<MessagePort> mPort2;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_MessageChannel_h