cros: Move TrayBluetoothHelper out of chrome into ash

chrome/browser/ui/ash/tray_bluetooth_helper.cc

-// Copyright 2017 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.
-
-#include "chrome/browser/ui/ash/tray_bluetooth_helper.h"
-
-#include "ash/common/system/tray/system_tray_delegate.h"
-#include "ash/common/system/tray/system_tray_notifier.h"
-#include "ash/common/wm_shell.h"
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/metrics/user_metrics.h"
-#include "chrome/browser/ui/ash/system_tray_client.h"
-#include "device/bluetooth/bluetooth_adapter.h"
-#include "device/bluetooth/bluetooth_adapter_factory.h"
-#include "device/bluetooth/bluetooth_device.h"
-#include "device/bluetooth/bluetooth_discovery_session.h"
-
-namespace {
-
-void BluetoothSetDiscoveringError() {
-  LOG(ERROR) << "BluetoothSetDiscovering failed.";
-}
-
-void BluetoothDeviceConnectError(
-    device::BluetoothDevice::ConnectErrorCode error_code) {}
-
-ash::SystemTrayNotifier* GetSystemTrayNotifier() {
-  return ash::WmShell::Get()->system_tray_notifier();
-}
-
-}  // namespace
-
-TrayBluetoothHelper::TrayBluetoothHelper() : weak_ptr_factory_(this) {}
-
-TrayBluetoothHelper::~TrayBluetoothHelper() {
-  if (adapter_)
-    adapter_->RemoveObserver(this);
-}
-
-void TrayBluetoothHelper::Initialize() {
-  device::BluetoothAdapterFactory::GetAdapter(
-      base::Bind(&TrayBluetoothHelper::InitializeOnAdapterReady,
-                 weak_ptr_factory_.GetWeakPtr()));
-}
-
-void TrayBluetoothHelper::InitializeOnAdapterReady(
-    scoped_refptr<device::BluetoothAdapter> adapter) {
-  adapter_ = adapter;
-  CHECK(adapter_);
-  adapter_->AddObserver(this);
-}
-
-void TrayBluetoothHelper::GetAvailableDevices(
-    std::vector<ash::BluetoothDeviceInfo>* list) {
-  device::BluetoothAdapter::DeviceList devices = adapter_->GetDevices();
-  for (device::BluetoothDevice* device : devices) {
-    ash::BluetoothDeviceInfo info;
-    info.address = device->GetAddress();
-    info.display_name = device->GetNameForDisplay();
-    info.connected = device->IsConnected();
-    info.connecting = device->IsConnecting();
-    info.paired = device->IsPaired();
-    info.device_type = device->GetDeviceType();
-    list->push_back(info);
-  }
-}
-
-void TrayBluetoothHelper::StartDiscovering() {
-  if (HasDiscoverySession()) {
-    LOG(WARNING) << "Already have active Bluetooth device discovery session.";
-    return;
-  }
-  VLOG(1) << "Requesting new Bluetooth device discovery session.";
-  should_run_discovery_ = true;
-  adapter_->StartDiscoverySession(
-      base::Bind(&TrayBluetoothHelper::OnStartDiscoverySession,
-                 weak_ptr_factory_.GetWeakPtr()),
-      base::Bind(&BluetoothSetDiscoveringError));
-}
-
-void TrayBluetoothHelper::StopDiscovering() {
-  should_run_discovery_ = false;
-  if (!HasDiscoverySession()) {
-    LOG(WARNING) << "No active Bluetooth device discovery session.";
-    return;
-  }
-  VLOG(1) << "Stopping Bluetooth device discovery session.";
-  discovery_session_->Stop(base::Bind(&base::DoNothing),
-                           base::Bind(&BluetoothSetDiscoveringError));
-}
-
-void TrayBluetoothHelper::ConnectToDevice(const std::string& address) {
-  device::BluetoothDevice* device = adapter_->GetDevice(address);
-  if (!device || device->IsConnecting() ||
-      (device->IsConnected() && device->IsPaired())) {
-    return;
-  }
-  if (device->IsPaired() && !device->IsConnectable())
-    return;
-  if (device->IsPaired() || !device->IsPairable()) {
-    base::RecordAction(
-        base::UserMetricsAction("StatusArea_Bluetooth_Connect_Known"));
-    device->Connect(NULL, base::Bind(&base::DoNothing),
-                    base::Bind(&BluetoothDeviceConnectError));
-    return;
-  }
-  // Show pairing dialog for the unpaired device.
-  SystemTrayClient::Get()->ShowBluetoothPairingDialog(
-      device->GetAddress(), device->GetNameForDisplay(), device->IsPaired(),
-      device->IsConnected());
-}
-
-bool TrayBluetoothHelper::IsDiscovering() const {
-  return adapter_ && adapter_->IsDiscovering();
-}
-
-void TrayBluetoothHelper::ToggleEnabled() {
-  adapter_->SetPowered(!adapter_->IsPowered(), base::Bind(&base::DoNothing),
-                       base::Bind(&base::DoNothing));
-}
-
-bool TrayBluetoothHelper::GetAvailable() {
-  return adapter_ && adapter_->IsPresent();
-}
-
-bool TrayBluetoothHelper::GetEnabled() {
-  return adapter_ && adapter_->IsPowered();
-}
-
-bool TrayBluetoothHelper::HasDiscoverySession() {
-  return discovery_session_ && discovery_session_->IsActive();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// BluetoothAdapter::Observer:
-
-void TrayBluetoothHelper::AdapterPresentChanged(
-    device::BluetoothAdapter* adapter,
-    bool present) {
-  GetSystemTrayNotifier()->NotifyRefreshBluetooth();
-}
-
-void TrayBluetoothHelper::AdapterPoweredChanged(
-    device::BluetoothAdapter* adapter,
-    bool powered) {
-  GetSystemTrayNotifier()->NotifyRefreshBluetooth();
-}
-
-void TrayBluetoothHelper::AdapterDiscoveringChanged(
-    device::BluetoothAdapter* adapter,
-    bool discovering) {
-  GetSystemTrayNotifier()->NotifyBluetoothDiscoveringChanged();
-}
-
-void TrayBluetoothHelper::DeviceAdded(device::BluetoothAdapter* adapter,
-                                      device::BluetoothDevice* device) {
-  GetSystemTrayNotifier()->NotifyRefreshBluetooth();
-}
-
-void TrayBluetoothHelper::DeviceChanged(device::BluetoothAdapter* adapter,
-                                        device::BluetoothDevice* device) {
-  GetSystemTrayNotifier()->NotifyRefreshBluetooth();
-}
-
-void TrayBluetoothHelper::DeviceRemoved(device::BluetoothAdapter* adapter,
-                                        device::BluetoothDevice* device) {
-  GetSystemTrayNotifier()->NotifyRefreshBluetooth();
-}
-
-void TrayBluetoothHelper::OnStartDiscoverySession(
-    std::unique_ptr<device::BluetoothDiscoverySession> discovery_session) {
-  // If the discovery session was returned after a request to stop discovery
-  // (e.g. the user dismissed the Bluetooth detailed view before the call
-  // returned), don't claim the discovery session and let it clean up.
-  if (!should_run_discovery_)
-    return;
-  VLOG(1) << "Claiming new Bluetooth device discovery session.";
-  discovery_session_ = std::move(discovery_session);
-  GetSystemTrayNotifier()->NotifyBluetoothDiscoveringChanged();
-}