mirror of https://github.com/electron/electron
69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
// Copyright (c) 2022 Microsoft, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ELECTRON_SHELL_SERVICES_NODE_PARENT_PORT_H_
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#define ELECTRON_SHELL_SERVICES_NODE_PARENT_PORT_H_
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#include <memory>
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#include "gin/wrappable.h"
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#include "mojo/public/cpp/bindings/connector.h"
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#include "mojo/public/cpp/bindings/message.h"
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#include "shell/browser/event_emitter_mixin.h"
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namespace v8 {
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template <class T>
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class Local;
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class Value;
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class Isolate;
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} // namespace v8
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namespace gin {
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class Arguments;
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template <typename T>
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class Handle;
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} // namespace gin
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namespace electron {
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// There is only a single instance of this class
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// for the lifetime of a Utility Process which
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// also means that GC lifecycle is ignored by this class.
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class ParentPort : public gin::Wrappable<ParentPort>,
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public mojo::MessageReceiver {
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public:
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static ParentPort* GetInstance();
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static gin::Handle<ParentPort> Create(v8::Isolate* isolate);
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ParentPort(const ParentPort&) = delete;
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ParentPort& operator=(const ParentPort&) = delete;
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ParentPort();
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~ParentPort() override;
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void Initialize(blink::MessagePortDescriptor port);
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// gin::Wrappable
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static gin::WrapperInfo kWrapperInfo;
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gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
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v8::Isolate* isolate) override;
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const char* GetTypeName() override;
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private:
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void PostMessage(v8::Local<v8::Value> message_value);
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void Close();
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void Start();
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void Pause();
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// mojo::MessageReceiver
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bool Accept(mojo::Message* mojo_message) override;
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bool connector_closed_ = false;
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std::unique_ptr<mojo::Connector> connector_;
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blink::MessagePortDescriptor port_;
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};
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} // namespace electron
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#endif // ELECTRON_SHELL_SERVICES_NODE_PARENT_PORT_H_
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