Chrome OS: Attach bluetooth UI to device discovery API

chrome/browser/ui/webui/options/chromeos/system_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_UI_WEBUI_OPTIONS_CHROMEOS_SYSTEM_OPTIONS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_SYSTEM_OPTIONS_HANDLER_H_
 #pragma once
 
+#include <string>
+
+#include "chrome/browser/chromeos/bluetooth/bluetooth_adapter.h"
+#include "chrome/browser/chromeos/bluetooth/bluetooth_manager.h"
 #include "chrome/browser/ui/webui/options/chromeos/cros_options_page_ui_handler.h"
 
 namespace base {
 class DictionaryValue;
 }
 
 // ChromeOS system options page UI handler.
-class SystemOptionsHandler : public chromeos::CrosOptionsPageUIHandler {
+class SystemOptionsHandler : public chromeos::CrosOptionsPageUIHandler,
+                             public chromeos::BluetoothManager::Observer,
+                             public chromeos::BluetoothAdapter::Observer {
  public:
   SystemOptionsHandler();
   virtual ~SystemOptionsHandler();
 
   // OptionsPageUIHandler implementation.
   virtual void GetLocalizedValues(base::DictionaryValue* localized_strings);
   virtual void Initialize();
 
   virtual void RegisterMessages();
 
@@ skipping 17 matching lines @@
   // Bluetooth settings.
   // |args| will contain the list of devices currently connected
   // devices according to the System options page.
   void FindBluetoothDevicesCallback(const base::ListValue* args);
 
   // Sends a notification to the Web UI of the status of a bluetooth device.
   // |device| is the decription of the device.  The supported dictionary keys
   // for device are "deviceName", "deviceId", "deviceType" and "deviceStatus".
   void BluetoothDeviceNotification(const base::DictionaryValue& device);
 
+  // chromeos::BluetoothManager::Observer override.
+  virtual void DefaultAdapterChanged(chromeos::BluetoothAdapter* adapter);
+
+  // chromeos::BluetoothAdapter::Observer override.
+  virtual void DiscoveryStarted(const std::string& adapter_id);
+
+  // chromeos::BluetoothAdapter::Observer override.
+  virtual void DiscoveryEnded(const std::string& adapter_id);
+
+  // chromeos::BluetoothAdapter::Observer override.
+  virtual void DeviceFound(const std::string& adapter_id,
+                           chromeos::BluetoothDevice* device);
+
  private:
+  // Initializes the bluetooth settings UI.
+  void InitializeBluetooth();
+
+  // Shuts down the bluetooth settings UI.
+  void ShutdownBluetooth();
+
   // Simulates extracting a list of available bluetooth devices.
   // Called when emulating ChromeOS from a desktop environment.
   void GenerateFakeDeviceList();
 
+  // The id of the current default bluetooth adapter.
+  // The empty string represents "none".
+  std::string default_adapter_id_;
+
   DISALLOW_COPY_AND_ASSIGN(SystemOptionsHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_SYSTEM_OPTIONS_HANDLER_H_