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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_
#define CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_
#include "base/threading/thread_checker.h"
#include "chrome/browser/extensions/api/messaging/message_service.h"
namespace extensions {
class NativeMessageProcessHost;
// A port that manages communication with a native application.
// All methods must be called on the UI Thread of the browser process.
class NativeMessagePort : public MessageService::MessagePort {
public:
NativeMessagePort(base::WeakPtr<MessageService> message_service,
int port_id,
scoped_ptr<NativeMessageHost> native_message_host);
~NativeMessagePort() override;
// MessageService::MessagePort implementation.
void DispatchOnMessage(const Message& message, int target_port_id) override;
private:
class Core;
void PostMessageFromNativeHost(const std::string& message);
void CloseChannel(const std::string& error_message);
base::ThreadChecker thread_checker_;
base::WeakPtr<MessageService> weak_message_service_;
scoped_refptr<base::SingleThreadTaskRunner> host_task_runner_;
int port_id_;
scoped_ptr<Core> core_;
base::WeakPtrFactory<NativeMessagePort> weak_factory_;
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_
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