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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 "ash/common/system/chromeos/power/battery_notification.h" | |
6 | |
7 #include "ash/common/system/chromeos/power/power_status.h" | |
8 #include "ash/common/system/system_notifier.h" | |
9 #include "ash/resources/grit/ash_resources.h" | |
10 #include "ash/strings/grit/ash_strings.h" | |
11 #include "base/i18n/message_formatter.h" | |
12 #include "base/i18n/time_formatting.h" | |
13 #include "base/strings/utf_string_conversions.h" | |
14 #include "base/time/time.h" | |
15 #include "ui/base/l10n/l10n_util.h" | |
16 #include "ui/base/l10n/time_format.h" | |
17 #include "ui/base/resource/resource_bundle.h" | |
18 #include "ui/gfx/image/image.h" | |
19 #include "ui/message_center/message_center.h" | |
20 #include "ui/message_center/notification.h" | |
21 | |
22 using message_center::MessageCenter; | |
23 using message_center::Notification; | |
24 | |
25 namespace ash { | |
26 | |
27 namespace { | |
28 | |
29 const char kBatteryNotificationId[] = "battery"; | |
30 | |
31 gfx::Image& GetBatteryImage(TrayPower::NotificationState notification_state) { | |
32 int resource_id; | |
33 if (PowerStatus::Get()->IsUsbChargerConnected()) { | |
34 resource_id = IDR_AURA_NOTIFICATION_BATTERY_FLUCTUATING; | |
35 } else if (notification_state == TrayPower::NOTIFICATION_LOW_POWER) { | |
36 resource_id = IDR_AURA_NOTIFICATION_BATTERY_LOW; | |
37 } else if (notification_state == TrayPower::NOTIFICATION_CRITICAL) { | |
38 resource_id = IDR_AURA_NOTIFICATION_BATTERY_CRITICAL; | |
39 } else { | |
40 NOTREACHED(); | |
41 resource_id = 0; | |
42 } | |
43 | |
44 return ui::ResourceBundle::GetSharedInstance().GetImageNamed(resource_id); | |
45 } | |
46 | |
47 std::unique_ptr<Notification> CreateNotification( | |
48 TrayPower::NotificationState notification_state) { | |
49 const PowerStatus& status = *PowerStatus::Get(); | |
50 | |
51 base::string16 message = base::i18n::MessageFormatter::FormatWithNumberedArgs( | |
52 l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_BATTERY_PERCENT), | |
53 static_cast<double>(status.GetRoundedBatteryPercent()) / 100.0); | |
54 | |
55 const base::TimeDelta time = status.IsBatteryCharging() | |
56 ? status.GetBatteryTimeToFull() | |
57 : status.GetBatteryTimeToEmpty(); | |
58 base::string16 time_message; | |
59 if (status.IsUsbChargerConnected()) { | |
60 time_message = l10n_util::GetStringUTF16( | |
61 IDS_ASH_STATUS_TRAY_BATTERY_CHARGING_UNRELIABLE); | |
62 } else if (PowerStatus::ShouldDisplayBatteryTime(time) && | |
63 !status.IsBatteryDischargingOnLinePower()) { | |
64 if (status.IsBatteryCharging()) { | |
65 time_message = l10n_util::GetStringFUTF16( | |
66 IDS_ASH_STATUS_TRAY_BATTERY_TIME_UNTIL_FULL, | |
67 TimeDurationFormat(time, base::DURATION_WIDTH_NARROW)); | |
68 } else { | |
69 // This is a low battery warning prompting the user in minutes. | |
70 time_message = ui::TimeFormat::Simple(ui::TimeFormat::FORMAT_REMAINING, | |
71 ui::TimeFormat::LENGTH_LONG, time); | |
72 } | |
73 } | |
74 | |
75 if (!time_message.empty()) | |
76 message = message + base::ASCIIToUTF16("\n") + time_message; | |
77 | |
78 std::unique_ptr<Notification> notification(new Notification( | |
79 message_center::NOTIFICATION_TYPE_SIMPLE, kBatteryNotificationId, | |
80 base::string16(), message, GetBatteryImage(notification_state), | |
81 base::string16(), GURL(), | |
82 message_center::NotifierId(message_center::NotifierId::SYSTEM_COMPONENT, | |
83 system_notifier::kNotifierBattery), | |
84 message_center::RichNotificationData(), NULL)); | |
85 notification->SetSystemPriority(); | |
86 return notification; | |
87 } | |
88 | |
89 } // namespace | |
90 | |
91 BatteryNotification::BatteryNotification( | |
92 MessageCenter* message_center, | |
93 TrayPower::NotificationState notification_state) | |
94 : message_center_(message_center) { | |
95 message_center_->AddNotification(CreateNotification(notification_state)); | |
96 } | |
97 | |
98 BatteryNotification::~BatteryNotification() { | |
99 if (message_center_->FindVisibleNotificationById(kBatteryNotificationId)) | |
100 message_center_->RemoveNotification(kBatteryNotificationId, false); | |
101 } | |
102 | |
103 void BatteryNotification::Update( | |
104 TrayPower::NotificationState notification_state) { | |
105 if (message_center_->FindVisibleNotificationById(kBatteryNotificationId)) { | |
106 message_center_->UpdateNotification(kBatteryNotificationId, | |
107 CreateNotification(notification_state)); | |
108 } | |
109 } | |
110 | |
111 } // namespace ash | |
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