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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
      6 #define DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
      7 
      8 #include <string>
      9 
     10 #include "base/callback.h"
     11 #include "base/memory/weak_ptr.h"
     12 #include "chromeos/dbus/bluetooth_device_client.h"
     13 #include "dbus/object_path.h"
     14 #include "device/bluetooth/bluetooth_gatt_connection.h"
     15 
     16 namespace device {
     17 
     18 class BluetoothAdapter;
     19 
     20 }  // namespace device
     21 
     22 namespace chromeos {
     23 
     24 // BluetoothGattConnectionChromeOS implements BluetoothGattConnection for the
     25 // Chrome OS platform.
     26 class BluetoothGattConnectionChromeOS
     27     : public device::BluetoothGattConnection,
     28       public BluetoothDeviceClient::Observer {
     29  public:
     30   explicit BluetoothGattConnectionChromeOS(
     31       scoped_refptr<device::BluetoothAdapter> adapter,
     32       const std::string& device_address,
     33       const dbus::ObjectPath& object_path);
     34   virtual ~BluetoothGattConnectionChromeOS();
     35 
     36   // BluetoothGattConnection overrides.
     37   virtual std::string GetDeviceAddress() const OVERRIDE;
     38   virtual bool IsConnected() OVERRIDE;
     39   virtual void Disconnect(const base::Closure& callback) OVERRIDE;
     40 
     41  private:
     42 
     43   // chromeos::BluetoothDeviceClient::Observer overrides.
     44   virtual void DeviceRemoved(const dbus::ObjectPath& object_path) OVERRIDE;
     45   virtual void DevicePropertyChanged(const dbus::ObjectPath& object_path,
     46                                      const std::string& property_name) OVERRIDE;
     47 
     48   // True, if the connection is currently active.
     49   bool connected_;
     50 
     51   // The Bluetooth adapter that this connection is associated with.
     52   scoped_refptr<device::BluetoothAdapter> adapter_;
     53 
     54   // Bluetooth address of the underlying device.
     55   std::string device_address_;
     56 
     57   // D-Bus object path of the underlying device. This is used to filter observer
     58   // events.
     59   dbus::ObjectPath object_path_;
     60 
     61   DISALLOW_COPY_AND_ASSIGN(BluetoothGattConnectionChromeOS);
     62 };
     63 
     64 }  // namespace chromeos
     65 
     66 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
     67