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| 1 /* | |
| 2 * Copyright (C) 2012 Samsung Electronics | |
| 3 * | |
| 4 * This library is free software; you can redistribute it and/or | |
| 5 * modify it under the terms of the GNU Library General Public | |
| 6 * License as published by the Free Software Foundation; either | |
| 7 * version 2 of the License, or (at your option) any later version. | |
| 8 * | |
| 9 * This library is distributed in the hope that it will be useful, | |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 * Library General Public License for more details. | |
| 13 * | |
| 14 * You should have received a copy of the GNU Library General Public License | |
| 15 * along with this library; see the file COPYING.LIB. If not, write to | |
| 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 17 * Boston, MA 02110-1301, USA. | |
| 18 */ | |
| 19 | |
| 20 #include "config.h" | |
| 21 #include "modules/battery/BatteryManager.h" | |
| 22 | |
| 23 #if ENABLE(BATTERY_STATUS) | |
| 24 | |
| 25 #include "core/dom/Document.h" | |
| 26 #include "core/dom/Event.h" | |
| 27 #include "core/page/Frame.h" | |
| 28 #include "core/page/Navigator.h" | |
| 29 #include "modules/battery/BatteryController.h" | |
| 30 #include "modules/battery/BatteryStatus.h" | |
| 31 #include <limits> | |
| 32 | |
| 33 namespace WebCore { | |
| 34 | |
| 35 PassRefPtr<BatteryManager> BatteryManager::create(Navigator* navigator) | |
| 36 { | |
| 37 RefPtr<BatteryManager> batteryManager(adoptRef(new BatteryManager(navigator)
)); | |
| 38 batteryManager->suspendIfNeeded(); | |
| 39 return batteryManager.release(); | |
| 40 } | |
| 41 | |
| 42 BatteryManager::~BatteryManager() | |
| 43 { | |
| 44 } | |
| 45 | |
| 46 BatteryManager::BatteryManager(Navigator* navigator) | |
| 47 : ActiveDOMObject(navigator->frame()->document()) | |
| 48 , m_batteryController(BatteryController::from(navigator->frame()->page())) | |
| 49 , m_batteryStatus(0) | |
| 50 { | |
| 51 m_batteryController->addListener(this); | |
| 52 } | |
| 53 | |
| 54 bool BatteryManager::charging() | |
| 55 { | |
| 56 return m_batteryStatus ? m_batteryStatus->charging() : true; | |
| 57 } | |
| 58 | |
| 59 double BatteryManager::chargingTime() | |
| 60 { | |
| 61 if (!m_batteryStatus || !m_batteryStatus->charging()) | |
| 62 return std::numeric_limits<double>::infinity(); | |
| 63 | |
| 64 return m_batteryStatus->chargingTime(); | |
| 65 } | |
| 66 | |
| 67 double BatteryManager::dischargingTime() | |
| 68 { | |
| 69 if (!m_batteryStatus || m_batteryStatus->charging()) | |
| 70 return std::numeric_limits<double>::infinity(); | |
| 71 | |
| 72 return m_batteryStatus->dischargingTime(); | |
| 73 } | |
| 74 | |
| 75 double BatteryManager::level() | |
| 76 { | |
| 77 return m_batteryStatus ? m_batteryStatus->level() : 1; | |
| 78 } | |
| 79 | |
| 80 void BatteryManager::didChangeBatteryStatus(PassRefPtr<Event> event, PassRefPtr<
BatteryStatus> batteryStatus) | |
| 81 { | |
| 82 m_batteryStatus = batteryStatus; | |
| 83 dispatchEvent(event); | |
| 84 } | |
| 85 | |
| 86 void BatteryManager::suspend(ReasonForSuspension) | |
| 87 { | |
| 88 if (m_batteryController) | |
| 89 m_batteryController->removeListener(this); | |
| 90 } | |
| 91 | |
| 92 void BatteryManager::resume() | |
| 93 { | |
| 94 if (m_batteryController) | |
| 95 m_batteryController->addListener(this); | |
| 96 } | |
| 97 | |
| 98 void BatteryManager::stop() | |
| 99 { | |
| 100 if (m_batteryController) | |
| 101 m_batteryController->removeListener(this); | |
| 102 } | |
| 103 | |
| 104 } // namespace WebCore | |
| 105 | |
| 106 #endif // BATTERY_STATUS | |
| 107 | |
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Chromium Code Reviews
Issue 16298005:
Remove Battery Status API support code from Blink (Closed)
Base URL: svn://svn.chromium.org/blink/trunk