зеркало из https://github.com/mozilla/gecko-dev.git
92 строки
2.5 KiB
C++
92 строки
2.5 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/. */
|
|
|
|
#include "MessageChannel.h"
|
|
|
|
#include "mozilla/dom/MessageChannelBinding.h"
|
|
#include "mozilla/dom/MessagePort.h"
|
|
#include "mozilla/dom/Navigator.h"
|
|
#include "mozilla/dom/WorkerPrivate.h"
|
|
#include "mozilla/dom/WorkerRunnable.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsIDocument.h"
|
|
#include "nsIGlobalObject.h"
|
|
#include "nsIPrincipal.h"
|
|
#include "nsServiceManagerUtils.h"
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(MessageChannel, mGlobal, mPort1, mPort2)
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(MessageChannel)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(MessageChannel)
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MessageChannel)
|
|
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
|
|
NS_INTERFACE_MAP_ENTRY(nsISupports)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
MessageChannel::MessageChannel(nsIGlobalObject* aGlobal)
|
|
: mGlobal(aGlobal)
|
|
{
|
|
MOZ_ASSERT(aGlobal);
|
|
}
|
|
|
|
MessageChannel::~MessageChannel()
|
|
{
|
|
}
|
|
|
|
JSObject*
|
|
MessageChannel::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
|
|
{
|
|
return MessageChannelBinding::Wrap(aCx, this, aGivenProto);
|
|
}
|
|
|
|
/* static */ already_AddRefed<MessageChannel>
|
|
MessageChannel::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
|
|
return Constructor(global, aRv);
|
|
}
|
|
|
|
/* static */ already_AddRefed<MessageChannel>
|
|
MessageChannel::Constructor(nsIGlobalObject* aGlobal, ErrorResult& aRv)
|
|
{
|
|
MOZ_ASSERT(aGlobal);
|
|
|
|
nsID portUUID1;
|
|
aRv = nsContentUtils::GenerateUUIDInPlace(portUUID1);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsID portUUID2;
|
|
aRv = nsContentUtils::GenerateUUIDInPlace(portUUID2);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<MessageChannel> channel = new MessageChannel(aGlobal);
|
|
|
|
channel->mPort1 = MessagePort::Create(aGlobal, portUUID1, portUUID2, aRv);
|
|
if (NS_WARN_IF(aRv.Failed())) {
|
|
return nullptr;
|
|
}
|
|
|
|
channel->mPort2 = MessagePort::Create(aGlobal, portUUID2, portUUID1, aRv);
|
|
if (NS_WARN_IF(aRv.Failed())) {
|
|
return nullptr;
|
|
}
|
|
|
|
channel->mPort1->UnshippedEntangle(channel->mPort2);
|
|
channel->mPort2->UnshippedEntangle(channel->mPort1);
|
|
|
|
return channel.forget();
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|