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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/system/power/tray_power.h"
#include <utility>
#include "ash/accessibility/accessibility_delegate.h"
#include "ash/constants/ash_features.h"
#include "ash/public/cpp/shelf_config.h"
#include "ash/resources/vector_icons/vector_icons.h"
#include "ash/shell.h"
#include "ash/strings/grit/ash_strings.h"
#include "ash/style/ash_color_id.h"
#include "ash/system/power/battery_notification.h"
#include "ash/system/power/dual_role_notification.h"
#include "ash/system/power/power_status.h"
#include "ash/system/time/time_view.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/system/tray/tray_item_view.h"
#include "ash/system/tray/tray_utils.h"
#include "base/command_line.h"
#include "base/metrics/histogram.h"
#include "base/time/time.h"
#include "chromeos/constants/chromeos_features.h"
#include "ui/accessibility/ax_enums.mojom.h"
#include "ui/accessibility/ax_node_data.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/chromeos/devicetype_utils.h"
#include "ui/chromeos/styles/cros_styles.h"
#include "ui/gfx/color_palette.h"
#include "ui/gfx/color_utils.h"
#include "ui/gfx/image/image_skia_source.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/public/cpp/notification.h"
#include "ui/message_center/public/cpp/notification_delegate.h"
#include "ui/views/accessibility/view_accessibility.h"
#include "ui/views/border.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/view.h"
using message_center::MessageCenter;
using message_center::Notification;
namespace ash {
PowerTrayView::PowerTrayView(Shelf* shelf) : TrayItemView(shelf) {
CreateImageView();
previous_battery_saver_state_ = PowerStatus::Get()->IsBatterySaverActive();
PowerStatus::Get()->AddObserver(this);
GetViewAccessibility().SetRole(ax::mojom::Role::kImage);
UpdateAccessibleName();
}
PowerTrayView::~PowerTrayView() {
PowerStatus::Get()->RemoveObserver(this);
}
gfx::Size PowerTrayView::CalculatePreferredSize(
const views::SizeBounds& available_size) const {
// The battery icon is a lot thinner than other icons, hence the special
// logic.
gfx::Size standard_size =
TrayItemView::CalculatePreferredSize(available_size);
if (IsHorizontalAlignment())
return gfx::Size(kUnifiedTrayBatteryWidth, standard_size.height());
// Ensure battery isn't too tall in side shelf.
return gfx::Size(standard_size.width(), kUnifiedTrayIconSize);
}
views::View* PowerTrayView::GetTooltipHandlerForPoint(const gfx::Point& point) {
return GetLocalBounds().Contains(point) ? this : nullptr;
}
void PowerTrayView::OnThemeChanged() {
TrayItemView::OnThemeChanged();
UpdateStatus(false);
UpdateImage(/*icon_color_changed=*/true);
}
void PowerTrayView::HandleLocaleChange() {
UpdateStatus(false);
}
void PowerTrayView::UpdateLabelOrImageViewColor(bool active) {
TrayItemView::UpdateLabelOrImageViewColor(active);
cros_tokens::CrosSysColorIds icon_fg_token = cros_tokens::kCrosSysOnSurface;
if (active) {
icon_fg_token = cros_tokens::kCrosSysSystemOnPrimaryContainer;
} else if (features::IsBatterySaverAvailable() &&
PowerStatus::Get()->IsBatterySaverActive()) {
icon_fg_token = cros_tokens::kCrosSysOnWarningContainer;
}
const SkColor icon_fg_color = GetColorProvider()->GetColor(icon_fg_token);
PowerStatus::BatteryImageInfo info =
PowerStatus::Get()->GenerateBatteryImageInfo(icon_fg_color);
image_view()->SetImage(
ui::ImageModel::FromImageSkia(PowerStatus::GetBatteryImage(
info, kUnifiedTrayBatteryIconSize, GetColorProvider())));
}
void PowerTrayView::OnPowerStatusChanged() {
const bool bsm_active = PowerStatus::Get()->IsBatterySaverActive();
UpdateStatus(bsm_active != previous_battery_saver_state_);
previous_battery_saver_state_ = bsm_active;
}
void PowerTrayView::UpdateStatus(bool icon_color_changed) {
UpdateImage(icon_color_changed);
SetVisible(PowerStatus::Get()->IsBatteryPresent());
UpdateAccessibleName();
SetTooltipText(PowerStatus::Get()->GetInlinedStatusString());
// Currently ChromeVox only reads the inner view when touching the icon.
// As a result this node's accessible node data will not be read.
image_view()->GetViewAccessibility().SetName(
GetViewAccessibility().GetCachedName());
}
void PowerTrayView::UpdateImage(bool icon_color_changed) {
SkColor prev_foreground_color = SK_ColorWHITE,
prev_badge_color = SK_ColorWHITE;
if (info_) {
prev_foreground_color = info_->battery_color_preferences.foreground_color;
prev_badge_color =
info_->battery_color_preferences.badge_color.value_or(SK_ColorWHITE);
}
PowerStatus::BatteryImageInfo info =
PowerStatus::Get()->GenerateBatteryImageInfo(prev_foreground_color,
prev_badge_color);
// Only change the image when the info changes or the icon color has
// changed. http://crbug.com/589348
if (info_ && info_->ApproximatelyEqual(info) && !icon_color_changed)
return;
info_ = info;
UpdateLabelOrImageViewColor(is_active());
}
void PowerTrayView::UpdateAccessibleName() {
std::u16string accessible_name =
PowerStatus::Get()->GetAccessibleNameString(/* full_description*/ true);
if (!accessible_name.empty()) {
GetViewAccessibility().SetName(accessible_name);
} else {
GetViewAccessibility().SetName(
std::u16string(), ax::mojom::NameFrom::kAttributeExplicitlyEmpty);
}
}
BEGIN_METADATA(PowerTrayView)
END_METADATA
} // namespace ash
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