chromeos: Move files in //ash/common to //ash, part 1

ash/common/system/chromeos/power/tray_power.cc

Index: ash/common/system/chromeos/power/tray_power.cc
diff --git a/ash/common/system/chromeos/power/tray_power.cc b/ash/common/system/chromeos/power/tray_power.cc
deleted file mode 100644
index 7d071ed461fcccf986a3639853491ec9a3f1836e..0000000000000000000000000000000000000000
--- a/ash/common/system/chromeos/power/tray_power.cc
+++ /dev/null
@@ -1,363 +0,0 @@
-// Copyright (c) 2012 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 "ash/common/system/chromeos/power/tray_power.h"
-
-#include <utility>
-
-#include "ash/common/accessibility_delegate.h"
-#include "ash/common/ash_switches.h"
-#include "ash/common/system/chromeos/devicetype_utils.h"
-#include "ash/common/system/chromeos/power/battery_notification.h"
-#include "ash/common/system/chromeos/power/dual_role_notification.h"
-#include "ash/common/system/date/date_view.h"
-#include "ash/common/system/system_notifier.h"
-#include "ash/common/system/tray/system_tray_delegate.h"
-#include "ash/common/system/tray/tray_constants.h"
-#include "ash/common/system/tray/tray_item_view.h"
-#include "ash/common/system/tray/tray_utils.h"
-#include "ash/resources/grit/ash_resources.h"
-#include "ash/strings/grit/ash_strings.h"
-#include "base/command_line.h"
-#include "base/logging.h"
-#include "base/metrics/histogram.h"
-#include "base/time/time.h"
-#include "ui/accessibility/ax_node_data.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/message_center/message_center.h"
-#include "ui/message_center/notification.h"
-#include "ui/message_center/notification_delegate.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/view.h"
-
-using message_center::MessageCenter;
-using message_center::Notification;
-
-namespace ash {
-
-// Informs the TrayPower instance when a USB notification is closed.
-class UsbNotificationDelegate : public message_center::NotificationDelegate {
- public:
-  explicit UsbNotificationDelegate(TrayPower* tray_power)
-      : tray_power_(tray_power) {}
-
-  // Overridden from message_center::NotificationDelegate.
-  void Close(bool by_user) override {
-    if (by_user)
-      tray_power_->NotifyUsbNotificationClosedByUser();
-  }
-
- private:
-  ~UsbNotificationDelegate() override {}
-
-  TrayPower* tray_power_;
-
-  DISALLOW_COPY_AND_ASSIGN(UsbNotificationDelegate);
-};
-
-namespace {
-
-std::string GetNotificationStateString(
-    TrayPower::NotificationState notification_state) {
-  switch (notification_state) {
-    case TrayPower::NOTIFICATION_NONE:
-      return "none";
-    case TrayPower::NOTIFICATION_LOW_POWER:
-      return "low power";
-    case TrayPower::NOTIFICATION_CRITICAL:
-      return "critical power";
-  }
-  NOTREACHED() << "Unknown state " << notification_state;
-  return "Unknown state";
-}
-
-void LogBatteryForUsbCharger(TrayPower::NotificationState state,
-                             int battery_percent) {
-  LOG(WARNING) << "Showing " << GetNotificationStateString(state)
-               << " notification. USB charger is connected. "
-               << "Battery percentage: " << battery_percent << "%.";
-}
-
-void LogBatteryForNoCharger(TrayPower::NotificationState state,
-                            int remaining_minutes) {
-  LOG(WARNING) << "Showing " << GetNotificationStateString(state)
-               << " notification. No charger connected."
-               << " Remaining time: " << remaining_minutes << " minutes.";
-}
-
-}  // namespace
-
-namespace tray {
-
-// This view is used only for the tray.
-class PowerTrayView : public TrayItemView {
- public:
-  explicit PowerTrayView(SystemTrayItem* owner) : TrayItemView(owner) {
-    CreateImageView();
-    UpdateImage();
-  }
-
-  ~PowerTrayView() override {}
-
-  // Overriden from views::View.
-  void GetAccessibleNodeData(ui::AXNodeData* node_data) override {
-    node_data->SetName(accessible_name_);
-    node_data->role = ui::AX_ROLE_BUTTON;
-  }
-
-  void UpdateStatus(bool battery_alert) {
-    UpdateImage();
-    SetVisible(PowerStatus::Get()->IsBatteryPresent());
-
-    if (battery_alert) {
-      accessible_name_ = PowerStatus::Get()->GetAccessibleNameString(true);
-      NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, true);
-    }
-  }
-
- private:
-  void UpdateImage() {
-    const PowerStatus::BatteryImageInfo info =
-        PowerStatus::Get()->GetBatteryImageInfo(PowerStatus::ICON_LIGHT);
-    if (info != previous_image_info_) {
-      image_view()->SetImage(PowerStatus::Get()->GetBatteryImage(info));
-      previous_image_info_ = info;
-    }
-  }
-
-  base::string16 accessible_name_;
-
-  // Information about the last-used image. Cached to avoid unnecessary updates
-  // (http://crbug.com/589348).
-  PowerStatus::BatteryImageInfo previous_image_info_;
-
-  DISALLOW_COPY_AND_ASSIGN(PowerTrayView);
-};
-
-}  // namespace tray
-
-const int TrayPower::kCriticalMinutes = 5;
-const int TrayPower::kLowPowerMinutes = 15;
-const int TrayPower::kNoWarningMinutes = 30;
-const int TrayPower::kCriticalPercentage = 5;
-const int TrayPower::kLowPowerPercentage = 10;
-const int TrayPower::kNoWarningPercentage = 15;
-
-const char TrayPower::kUsbNotificationId[] = "usb-charger";
-
-TrayPower::TrayPower(SystemTray* system_tray, MessageCenter* message_center)
-    : SystemTrayItem(system_tray, UMA_POWER),
-      message_center_(message_center),
-      power_tray_(NULL),
-      notification_state_(NOTIFICATION_NONE),
-      usb_charger_was_connected_(false),
-      line_power_was_connected_(false),
-      usb_notification_dismissed_(false) {
-  PowerStatus::Get()->AddObserver(this);
-}
-
-TrayPower::~TrayPower() {
-  PowerStatus::Get()->RemoveObserver(this);
-  message_center_->RemoveNotification(kUsbNotificationId, false);
-}
-
-views::View* TrayPower::CreateTrayView(LoginStatus status) {
-  // There may not be enough information when this is created about whether
-  // there is a battery or not. So always create this, and adjust visibility as
-  // necessary.
-  CHECK(power_tray_ == NULL);
-  power_tray_ = new tray::PowerTrayView(this);
-  power_tray_->UpdateStatus(false);
-  return power_tray_;
-}
-
-views::View* TrayPower::CreateDefaultView(LoginStatus status) {
-  // Make sure icon status is up to date. (Also triggers stub activation).
-  PowerStatus::Get()->RequestStatusUpdate();
-  return NULL;
-}
-
-void TrayPower::DestroyTrayView() {
-  power_tray_ = NULL;
-}
-
-void TrayPower::DestroyDefaultView() {}
-
-void TrayPower::UpdateAfterLoginStatusChange(LoginStatus status) {}
-
-void TrayPower::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) {
-  SetTrayImageItemBorder(power_tray_, alignment);
-}
-
-void TrayPower::OnPowerStatusChanged() {
-  bool battery_alert = UpdateNotificationState();
-  if (power_tray_)
-    power_tray_->UpdateStatus(battery_alert);
-
-  // Factory testing may place the battery into unusual states.
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          ash::switches::kAshHideNotificationsForFactory))
-    return;
-
-  MaybeShowUsbChargerNotification();
-  MaybeShowDualRoleNotification();
-
-  if (battery_alert) {
-    // Remove any existing notification so it's dismissed before adding a new
-    // one. Otherwise we might update a "low battery" notification to "critical"
-    // without it being shown again.
-    battery_notification_.reset();
-    battery_notification_.reset(
-        new BatteryNotification(message_center_, notification_state_));
-  } else if (notification_state_ == NOTIFICATION_NONE) {
-    battery_notification_.reset();
-  } else if (battery_notification_.get()) {
-    battery_notification_->Update(notification_state_);
-  }
-
-  usb_charger_was_connected_ = PowerStatus::Get()->IsUsbChargerConnected();
-  line_power_was_connected_ = PowerStatus::Get()->IsLinePowerConnected();
-}
-
-bool TrayPower::MaybeShowUsbChargerNotification() {
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  const PowerStatus& status = *PowerStatus::Get();
-
-  bool usb_charger_is_connected = status.IsUsbChargerConnected();
-
-  // Check for a USB charger being connected.
-  if (usb_charger_is_connected && !usb_charger_was_connected_ &&
-      !usb_notification_dismissed_) {
-    std::unique_ptr<Notification> notification(new Notification(
-        message_center::NOTIFICATION_TYPE_SIMPLE, kUsbNotificationId,
-        rb.GetLocalizedString(IDS_ASH_STATUS_TRAY_LOW_POWER_CHARGER_TITLE),
-        ash::SubstituteChromeOSDeviceType(
-            IDS_ASH_STATUS_TRAY_LOW_POWER_CHARGER_MESSAGE_SHORT),
-        rb.GetImageNamed(IDR_AURA_NOTIFICATION_LOW_POWER_CHARGER),
-        base::string16(), GURL(),
-        message_center::NotifierId(message_center::NotifierId::SYSTEM_COMPONENT,
-                                   system_notifier::kNotifierPower),
-        message_center::RichNotificationData(),
-        new UsbNotificationDelegate(this)));
-    message_center_->AddNotification(std::move(notification));
-    return true;
-  } else if (!usb_charger_is_connected && usb_charger_was_connected_) {
-    // USB charger was unplugged or was identified as a different type while
-    // the USB charger notification was showing.
-    message_center_->RemoveNotification(kUsbNotificationId, false);
-    if (!status.IsLinePowerConnected())
-      usb_notification_dismissed_ = false;
-    return true;
-  }
-  return false;
-}
-
-void TrayPower::MaybeShowDualRoleNotification() {
-  const PowerStatus& status = *PowerStatus::Get();
-  if (!status.HasDualRoleDevices()) {
-    dual_role_notification_.reset();
-    return;
-  }
-
-  if (!dual_role_notification_)
-    dual_role_notification_.reset(new DualRoleNotification(message_center_));
-  dual_role_notification_->Update();
-}
-
-bool TrayPower::UpdateNotificationState() {
-  const PowerStatus& status = *PowerStatus::Get();
-  if (!status.IsBatteryPresent() || status.IsBatteryTimeBeingCalculated() ||
-      status.IsMainsChargerConnected()) {
-    notification_state_ = NOTIFICATION_NONE;
-    return false;
-  }
-
-  return status.IsUsbChargerConnected()
-             ? UpdateNotificationStateForRemainingPercentage()
-             : UpdateNotificationStateForRemainingTime();
-}
-
-bool TrayPower::UpdateNotificationStateForRemainingTime() {
-  // The notification includes a rounded minutes value, so round the estimate
-  // received from the power manager to match.
-  const int remaining_minutes = static_cast<int>(
-      PowerStatus::Get()->GetBatteryTimeToEmpty().InSecondsF() / 60.0 + 0.5);
-
-  if (remaining_minutes >= kNoWarningMinutes ||
-      PowerStatus::Get()->IsBatteryFull()) {
-    notification_state_ = NOTIFICATION_NONE;
-    return false;
-  }
-
-  switch (notification_state_) {
-    case NOTIFICATION_NONE:
-      if (remaining_minutes <= kCriticalMinutes) {
-        notification_state_ = NOTIFICATION_CRITICAL;
-        LogBatteryForNoCharger(notification_state_, remaining_minutes);
-        return true;
-      }
-      if (remaining_minutes <= kLowPowerMinutes) {
-        notification_state_ = NOTIFICATION_LOW_POWER;
-        LogBatteryForNoCharger(notification_state_, remaining_minutes);
-        return true;
-      }
-      return false;
-    case NOTIFICATION_LOW_POWER:
-      if (remaining_minutes <= kCriticalMinutes) {
-        notification_state_ = NOTIFICATION_CRITICAL;
-        LogBatteryForNoCharger(notification_state_, remaining_minutes);
-        return true;
-      }
-      return false;
-    case NOTIFICATION_CRITICAL:
-      return false;
-  }
-  NOTREACHED();
-  return false;
-}
-
-bool TrayPower::UpdateNotificationStateForRemainingPercentage() {
-  // The notification includes a rounded percentage, so round the value received
-  // from the power manager to match.
-  const int remaining_percentage =
-      PowerStatus::Get()->GetRoundedBatteryPercent();
-
-  if (remaining_percentage >= kNoWarningPercentage ||
-      PowerStatus::Get()->IsBatteryFull()) {
-    notification_state_ = NOTIFICATION_NONE;
-    return false;
-  }
-
-  switch (notification_state_) {
-    case NOTIFICATION_NONE:
-      if (remaining_percentage <= kCriticalPercentage) {
-        notification_state_ = NOTIFICATION_CRITICAL;
-        LogBatteryForUsbCharger(notification_state_, remaining_percentage);
-        return true;
-      }
-      if (remaining_percentage <= kLowPowerPercentage) {
-        notification_state_ = NOTIFICATION_LOW_POWER;
-        LogBatteryForUsbCharger(notification_state_, remaining_percentage);
-        return true;
-      }
-      return false;
-    case NOTIFICATION_LOW_POWER:
-      if (remaining_percentage <= kCriticalPercentage) {
-        notification_state_ = NOTIFICATION_CRITICAL;
-        LogBatteryForUsbCharger(notification_state_, remaining_percentage);
-        return true;
-      }
-      return false;
-    case NOTIFICATION_CRITICAL:
-      return false;
-  }
-  NOTREACHED();
-  return false;
-}
-
-void TrayPower::NotifyUsbNotificationClosedByUser() {
-  usb_notification_dismissed_ = true;
-}
-
-}  // namespace ash