1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_
6 #define CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_
8 #include "base/threading/thread_checker.h"
9 #include "chrome/browser/extensions/api/messaging/message_service.h"
11 namespace extensions
{
12 class NativeMessageProcessHost
;
14 // A port that manages communication with a native application.
15 // All methods must be called on the UI Thread of the browser process.
16 class NativeMessagePort
: public MessageService::MessagePort
{
18 NativeMessagePort(base::WeakPtr
<MessageService
> message_service
,
20 scoped_ptr
<NativeMessageHost
> native_message_host
);
21 ~NativeMessagePort() override
;
23 // MessageService::MessagePort implementation.
24 void DispatchOnMessage(const Message
& message
, int target_port_id
) override
;
28 void PostMessageFromNativeHost(const std::string
& message
);
29 void CloseChannel(const std::string
& error_message
);
31 base::ThreadChecker thread_checker_
;
32 base::WeakPtr
<MessageService
> weak_message_service_
;
33 scoped_refptr
<base::SingleThreadTaskRunner
> host_task_runner_
;
35 scoped_ptr
<Core
> core_
;
37 base::WeakPtrFactory
<NativeMessagePort
> weak_factory_
;
40 } // namespace extensions
42 #endif // CHROME_BROWSER_EXTENSIONS_API_MESSAGING_NATIVE_MESSAGE_PORT_H_