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LibWeb: Implement basic support for MessageChannel and MessagePort

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This patch adds a basic initial implementation of these API's.

Since LibWeb currently doesn't support workers, this implementation of
messaging doesn't bother with serializing and deserializing messages.
This commit is contained in:
Andreas Kling 2021-09-19 22:12:31 +02:00
parent c7aa32b90f
commit 95559c4277
12 changed files with 322 additions and 0 deletions
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31
Userland/Libraries/LibWeb/HTML/MessageChannel.cpp Normal file
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/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/DOM/Document.h>
#include <LibWeb/HTML/MessageChannel.h>
#include <LibWeb/HTML/MessagePort.h>
namespace Web::HTML {
MessageChannel::MessageChannel(Bindings::WindowObject& global_object)
{
auto& context = global_object.impl().associated_document();
// 1. Set this's port 1 to a new MessagePort in this's relevant Realm.
m_port1 = MessagePort::create(context);
// 2. Set this's port 2 to a new MessagePort in this's relevant Realm.
m_port2 = MessagePort::create(context);
// 3. Entangle this's port 1 and this's port 2.
m_port1->entangle_with({}, *m_port2);
}
MessageChannel::~MessageChannel()
{
}
}