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