services/device/serial/serial_port_manager_impl.h

   1 // Copyright 2017 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 SERVICES_DEVICE_SERIAL_SERIAL_PORT_MANAGER_IMPL_H_
   6 #define SERVICES_DEVICE_SERIAL_SERIAL_PORT_MANAGER_IMPL_H_
   7
   8 #include <memory>
   9
  10 #include "base/macros.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "mojo/public/cpp/bindings/binding_set.h"
  13 #include "services/device/public/mojom/serial.mojom.h"
  14
  15 namespace base {
  16 class SingleThreadTaskRunner;
  17 class UnguessableToken;
  18 }
  19
  20 namespace device {
  21
  22 class SerialDeviceEnumerator;
  23
  24 // TODO(leonhsl): Merge this class with SerialDeviceEnumerator if/once
  25 // SerialDeviceEnumerator is exposed only via the Device Service.
  26 // crbug.com/748505
  27 class SerialPortManagerImpl : public mojom::SerialPortManager {
  28  public:
  29   SerialPortManagerImpl(
  30       scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
  31       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner);
  32   ~SerialPortManagerImpl() override;
  33
  34   void Bind(mojom::SerialPortManagerRequest request);
  35   void SetSerialEnumeratorForTesting(
  36       std::unique_ptr<SerialDeviceEnumerator> fake_enumerator);
  37
  38  private:
  39   // mojom::SerialPortManager methods:
  40   void GetDevices(GetDevicesCallback callback) override;
  41   void GetPort(const base::UnguessableToken& token,
  42                mojom::SerialPortRequest request) override;
  43
  44   std::unique_ptr<SerialDeviceEnumerator> enumerator_;
  45
  46   scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
  47   scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_;
  48
  49   mojo::BindingSet<SerialPortManager> bindings_;
  50
  51   DISALLOW_COPY_AND_ASSIGN(SerialPortManagerImpl);
  52 };
  53
  54 }  // namespace device
  55
  56 #endif  // SERVICES_DEVICE_SERIAL_SERIAL_PORT_MANAGER_IMPL_H_