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 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
  virtual bool PropertyChanged(const std::string& key,
                               const base::Value& value) OVERRIDE;

  // Accessors
  const std::string& security() const { return security_; }
  const std::string& technology() const { return technology_; }
  const std::string& ip_address() const { return ip_address_; }
  const std::string& device_path() const { return device_path_; }
  const std::string& state() const { return state_; }
  const std::string& error() const { return error_; }
  const std::string& activation_state() const { return activation_state_; }
  const std::string& roaming() const { return roaming_; }
  int signal_strength() const { return signal_strength_; }

  bool IsConnectedState() const;
  bool IsConnectingState() const;

  // Helpers (used e.g. when a state is cached)
  static bool StateIsConnected(const std::string& state);
  static bool StateIsConnecting(const std::string& state);

 private:
  friend class NetworkStateHandler;

  // Called by NetworkStateHandler when the ip config changes.
  void set_ip_address(const std::string& ip_address) {
    ip_address_ = ip_address;
  }

  // Common Network Service properties
  std::string security_;
  std::string device_path_;
  std::string ip_address_;
  std::string state_;
  std::string error_;
  // Wireless properties
  int signal_strength_;
  // Cellular properties
  std::string technology_;
  std::string activation_state_;
  std::string roaming_;

  DISALLOW_COPY_AND_ASSIGN(NetworkState);
};

}  // namespace chromeos

#endif  // CHROMEOS_NETWORK_NETWORK_STATE_H_