Migrate ProxyConfigServiceImpl to NetworkStateHandler and NetworkProfileHandler.

chrome/browser/chromeos/ui_proxy_config_service.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 CHROME_BROWSER_CHROMEOS_UI_PROXY_CONFIG_SERVICE_H_
+#define CHROME_BROWSER_CHROMEOS_UI_PROXY_CONFIG_SERVICE_H_
+
+#include <string>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/callback.h"
+#include "chrome/browser/chromeos/ui_proxy_config.h"
+
+class PrefService;
+
+namespace chromeos {
+
+class Network;
+class ProxyConfigServiceImpl;
+
+// This class is only accessed from the UI via Profile::GetProxyConfigTracker to
+// allow the user to read and modify the proxy configuration via
+// GetProxyConfig and SetProxyConfig.
+//
+// Before reading/setting a proxy config, a network has to be selected using
+// either SetCurrentNetwork (any remembered network) or
+// MakeActiveNetworkCurrent.
+class UIProxyConfigService {
+ public:
+  explicit UIProxyConfigService(PrefService* pref_service);
+  ~UIProxyConfigService();
+
+  // Add/Remove callback functions for notification when network to be viewed is
+  // changed by the UI.
+  // Currently, these are only called by CoreChromeOSOptionsHandler.
+  void AddNotificationCallback(base::Closure callback);
+  void RemoveNotificationCallback(base::Closure callback);
+
+  // Called by UI to set the network with service path |current_network| to be
+  // displayed or edited.  Subsequent Set*/Get* methods will use this
+  // network, until this method is called again.
+  void SetCurrentNetwork(const std::string& current_network);
+
+  // Called from UI to make the current active network the one to be displayed
+  // or edited.  See SetCurrentNetwork.
+  void MakeActiveNetworkCurrent();
+
+  // Called from UI to get name of the current network.
+  void GetCurrentNetworkName(std::string* network_name);
+
+  // Called from UI to retrieve the stored proxy configuration, which is either
+  // the last proxy config of the current network or the one last set by
+  // SetProxyConfig.
+  void GetProxyConfig(UIProxyConfig* config);
+
+  // Called from UI to update proxy configuration for different modes. Stores
+  // and persists |config| to shill for the current network.
+  void SetProxyConfig(const UIProxyConfig& config);
+
+ private:
+  // Determines effective proxy config based on prefs from config tracker,
+  // |network| and if user is using shared proxies.  The effective config is
+  // stored in |current_ui_config_| but not activated on network stack, and
+  // hence, not picked up by observers.
+  void DetermineEffectiveConfig(const Network& network);
+
+  // Service path of network whose proxy configuration is being displayed or
+  // edited via UI.
+  std::string current_ui_network_;
+
+  // Proxy configuration of |current_ui_network_|.
+  UIProxyConfig current_ui_config_;
+
+  // Callbacks for notification when network to be viewed has been changed from
+  // the UI.
+  std::vector<base::Closure> callbacks_;
+
+  PrefService* pref_service_;
+
+  DISALLOW_COPY_AND_ASSIGN(UIProxyConfigService);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_UI_PROXY_CONFIG_SERVICE_H_