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ffdc333e95
Since no part of the process of constructing a Worker needs anything from the document, the realm makes more sense to use, especially since we're given one to begin with. This change is necessary to allow Workers to be constructed by workers.
73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/*
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* Copyright (c) 2022, Ben Abraham <ben.d.abraham@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/Forward.h>
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#include <LibWeb/HTML/AbstractWorker.h>
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#include <LibWeb/HTML/Window.h>
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#include <LibWeb/HTML/WorkerAgentParent.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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#define ENUMERATE_WORKER_EVENT_HANDLERS(E) \
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E(onmessage, HTML::EventNames::message) \
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E(onmessageerror, HTML::EventNames::messageerror)
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namespace Web::HTML {
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// https://html.spec.whatwg.org/multipage/workers.html#dedicated-workers-and-the-worker-interface
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class Worker
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: public DOM::EventTarget
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, public HTML::AbstractWorker {
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WEB_PLATFORM_OBJECT(Worker, DOM::EventTarget);
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GC_DECLARE_ALLOCATOR(Worker);
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public:
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static WebIDL::ExceptionOr<GC::Ref<Worker>> create(JS::Realm& realm, TrustedTypes::TrustedScriptURLOrString const& script_url, WorkerOptions const& options);
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static WebIDL::ExceptionOr<GC::Ref<Worker>> construct_impl(JS::Realm& realm, TrustedTypes::TrustedScriptURLOrString const& script_url, WorkerOptions const& options)
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{
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return Worker::create(realm, script_url, options);
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}
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WebIDL::ExceptionOr<void> terminate();
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WebIDL::ExceptionOr<void> post_message(JS::Value message, StructuredSerializeOptions const&);
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WebIDL::ExceptionOr<void> post_message(JS::Value message, Vector<GC::Root<JS::Object>> const& transfer);
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virtual ~Worker() = default;
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GC::Ptr<MessagePort> outside_message_port() { return m_outside_port; }
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void set_agent(WorkerAgentParent& agent) { m_agent = agent; }
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#undef __ENUMERATE
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#define __ENUMERATE(attribute_name, event_name) \
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void set_##attribute_name(WebIDL::CallbackType*); \
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WebIDL::CallbackType* attribute_name();
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ENUMERATE_WORKER_EVENT_HANDLERS(__ENUMERATE)
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#undef __ENUMERATE
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protected:
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Worker(JS::Realm&, String const&, WorkerOptions const&);
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// ^AbstractWorker
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virtual DOM::EventTarget& this_event_target() override { return *this; }
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private:
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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String m_script_url;
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WorkerOptions m_options;
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GC::Ptr<MessagePort> m_outside_port;
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GC::Ptr<WorkerAgentParent> m_agent;
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};
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void run_a_worker(Variant<GC::Ref<Worker>, GC::Ref<SharedWorker>> worker, URL::URL& url, EnvironmentSettingsObject& outside_settings, GC::Ptr<MessagePort> outside_port, WorkerOptions const& options);
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}
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