Show remoting host status on the advanced options page.

chrome/browser/remoting/remoting_options_handler.h

+// Copyright (c) 2011 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_REMOTING_REMOTING_OPTIONS_HANDLER_H_
+#define CHROME_BROWSER_REMOTING_REMOTING_OPTIONS_HANDLER_H_
+
+#include "chrome/browser/service/service_process_control.h"
+
+class DOMUI;
+
+namespace remoting {
+
+// Remoting options handler is responsinble for showing correct status
+// of the chromoting host in the preferences. It listens to the
+// messages from the service process (by registering MessageHandler
+// callback in the ServiceProcessControl) and updates current status
+// as neccessary.
+class RemotingOptionsHandler
+    : public ServiceProcessControl::MessageHandler {
+ public:
+  RemotingOptionsHandler();
+  virtual ~RemotingOptionsHandler();
+
+  void Init(DOMUI* dom_ui);
+
+  // ServiceProcessControl::MessageHandler interface.
+  virtual void OnRemotingHostInfo(
+      const remoting::ChromotingHostInfo& host_info);
+
+ private:
+  void SetStatus(bool enabled, const std::string& login);
+
+  DOMUI* dom_ui_;
+  ServiceProcessControl* process_control_;
+
+  DISALLOW_COPY_AND_ASSIGN(RemotingOptionsHandler);
+};
+
+}  // namespace remoting
+
+#endif  // CHROME_BROWSER_REMOTING_REMOTING_OPTIONS_HANDLER_H_