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 "NavigatorBattery.h" 22 23#if ENABLE(BATTERY_STATUS) 24 25#include "BatteryController.h" 26#include "BatteryManager.h" 27#include "Navigator.h" 28 29namespace WebCore { 30 31NavigatorBattery::NavigatorBattery() 32{ 33} 34 35NavigatorBattery::~NavigatorBattery() 36{ 37} 38 39BatteryManager* NavigatorBattery::webkitBattery(Navigator* navigator) 40{ 41 if (!navigator->frame()) 42 return nullptr; 43 44 NavigatorBattery* navigatorBattery = NavigatorBattery::from(navigator); 45 if (!navigatorBattery->m_batteryManager) 46 navigatorBattery->m_batteryManager = BatteryManager::create(navigator); 47 return navigatorBattery->m_batteryManager.get(); 48} 49 50const char* NavigatorBattery::supplementName() 51{ 52 return "NavigatorBattery"; 53} 54 55NavigatorBattery* NavigatorBattery::from(Navigator* navigator) 56{ 57 NavigatorBattery* supplement = static_cast<NavigatorBattery*>(Supplement<Navigator>::from(navigator, supplementName())); 58 if (!supplement) { 59 auto newSupplement = std::make_unique<NavigatorBattery>(); 60 supplement = newSupplement.get(); 61 provideTo(navigator, supplementName(), WTF::move(newSupplement)); 62 } 63 return supplement; 64} 65 66} // namespace WebCore 67 68#endif // ENABLE(BATTERY_STATUS) 69