Using the new Network*Handlers in networkingPrivate Extension API.

chromeos/network/network_state.h

 // 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 CHROMEOS_NETWORK_NETWORK_STATE_H_
 #define CHROMEOS_NETWORK_NETWORK_STATE_H_
 
 #include "chromeos/network/managed_state.h"
 
+namespace base {
+class DictionaryValue;
+}
+
 namespace chromeos {
 
 // Simple class to provide network state information about a network service.
 // This class should always be passed as a const* and should never be held
 // on to. Store network_state->path() (defined in ManagedState) instead and
 // call NetworkStateHandler::GetNetworkState(path) to retrieve the state for
 // the network.
 class CHROMEOS_EXPORT NetworkState : public ManagedState {
  public:
   explicit NetworkState(const std::string& path);
   virtual ~NetworkState();
 
   // ManagedState overrides
+  // If you change this method, update GetProperties too.
   virtual bool PropertyChanged(const std::string& key,
                                const base::Value& value) OVERRIDE;
 
+  // Fills |dictionary| with the state properties. All the properties that are
+  // accepted by PropertyChanged are stored in |dictionary|, no other values are
+  // stored.
+  void GetProperties(base::DictionaryValue* dictionary) const;
+
   // Accessors
   const std::string& security() const { return security_; }
   const std::string& ip_address() const { return ip_address_; }
   const std::string& device_path() const { return device_path_; }
   const std::string& guid() const { return guid_; }
   const std::string& connection_state() const { return connection_state_; }
   const std::string& error() const { return error_; }
   // Wireless property accessors
   int signal_strength() const { return signal_strength_; }
   // Cellular property accessors
@@ skipping 30 matching lines @@
   std::string technology_;
   std::string activation_state_;
   std::string roaming_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkState);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_NETWORK_STATE_H_