| // Copyright 2022 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_WORKER_DEDICATED_WORKER_H_ |
| #define COBALT_WORKER_DEDICATED_WORKER_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/memory/scoped_refptr.h" |
| #include "cobalt/web/environment_settings.h" |
| #include "cobalt/web/event_target.h" |
| #include "cobalt/web/event_target_listener_info.h" |
| #include "cobalt/web/message_port.h" |
| #include "cobalt/worker/abstract_worker.h" |
| #include "cobalt/worker/worker.h" |
| #include "cobalt/worker/worker_options.h" |
| |
| namespace cobalt { |
| namespace worker { |
| |
| // Implementation of Dedicated workers and the Worker interface. |
| // https://html.spec.whatwg.org/commit-snapshots/465a6b672c703054de278b0f8133eb3ad33d93f4/#dedicated-workers-and-the-worker-interface |
| class DedicatedWorker : public AbstractWorker, public web::EventTarget { |
| public: |
| DedicatedWorker(script::EnvironmentSettings* settings, |
| const std::string& scriptURL); |
| DedicatedWorker(script::EnvironmentSettings* settings, |
| const std::string& scriptURL, const WorkerOptions& options); |
| DedicatedWorker(const DedicatedWorker&) = delete; |
| DedicatedWorker& operator=(const DedicatedWorker&) = delete; |
| |
| // Web API: Worker |
| // |
| // This may help for adding support of 'object' |
| // void postMessage(any message, object transfer); |
| // -> void PostMessage(const script::ValueHandleHolder& message, |
| // script::Sequence<script::ValueHandle*> transfer) {} |
| void PostMessage(const std::string& message); |
| |
| const EventListenerScriptValue* onmessage() const { |
| return GetAttributeEventListener(base::Tokens::message()); |
| } |
| void set_onmessage(const EventListenerScriptValue& event_listener) { |
| SetAttributeEventListener(base::Tokens::message(), event_listener); |
| } |
| |
| const EventListenerScriptValue* onmessageerror() const { |
| return GetAttributeEventListener(base::Tokens::messageerror()); |
| } |
| void set_onmessageerror(const EventListenerScriptValue& event_listener) { |
| SetAttributeEventListener(base::Tokens::messageerror(), event_listener); |
| } |
| |
| void Terminate(); |
| |
| // Web API: Abstract Worker |
| // |
| const EventListenerScriptValue* onerror() const override { |
| return GetAttributeEventListener(base::Tokens::error()); |
| } |
| void set_onerror(const EventListenerScriptValue& event_listener) override { |
| SetAttributeEventListener(base::Tokens::error(), event_listener); |
| } |
| |
| DEFINE_WRAPPABLE_TYPE(DedicatedWorker); |
| |
| private: |
| ~DedicatedWorker() override; |
| void Initialize(); |
| |
| const std::string script_url_; |
| const WorkerOptions worker_options_; |
| scoped_refptr<web::MessagePort> outside_port_; |
| std::unique_ptr<Worker> worker_; |
| }; |
| |
| } // namespace worker |
| } // namespace cobalt |
| |
| #endif // COBALT_WORKER_DEDICATED_WORKER_H_ |