content/browser/bluetooth/first_device_bluetooth_chooser.cc

   1 // Copyright 2015 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 #include "content/browser/bluetooth/first_device_bluetooth_chooser.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace content {
  10
  11 FirstDeviceBluetoothChooser::FirstDeviceBluetoothChooser(
  12     const EventHandler& event_handler)
  13     : event_handler_(event_handler) {}
  14
  15 FirstDeviceBluetoothChooser::~FirstDeviceBluetoothChooser() {}
  16
  17 void FirstDeviceBluetoothChooser::SetAdapterPresence(AdapterPresence presence) {
  18   switch (presence) {
  19     case AdapterPresence::ABSENT:
  20     case AdapterPresence::POWERED_OFF:
  21       // Without a user-visible dialog, if the adapter is off, there's no way to
  22       // ask the user to turn it on again, so we should cancel.
  23       event_handler_.Run(Event::CANCELLED, "");
  24       break;
  25     case AdapterPresence::POWERED_ON:
  26       break;
  27   }
  28 }
  29
  30 void FirstDeviceBluetoothChooser::ShowDiscoveryState(DiscoveryState state) {
  31   switch (state) {
  32     case DiscoveryState::FAILED_TO_START:
  33     case DiscoveryState::IDLE:
  34       // Without a user-visible dialog, if discovery finishes without finding a
  35       // device, we'll never find one, so we should cancel.
  36       VLOG(1) << "FirstDeviceBluetoothChooser found nothing before going idle.";
  37       event_handler_.Run(Event::CANCELLED, "");
  38       break;
  39     case DiscoveryState::DISCOVERING:
  40       break;
  41   }
  42 }
  43
  44 void FirstDeviceBluetoothChooser::AddDevice(const std::string& deviceId,
  45                                             const base::string16& deviceName) {
  46   event_handler_.Run(Event::SELECTED, deviceId);
  47 }
  48
  49 }  // namespace content