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| 1 // Copyright (c) 2012 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 "content/browser/battery_status/battery_status_provider_impl.h" |
| 6 |
| 7 #include "content/public/browser/browser_thread.h" |
| 8 #include "content/public/browser/power_supply_status.h" |
| 9 |
| 10 namespace content { |
| 11 |
| 12 BatteryStatusProvider* BatteryStatusProvider::GetInstance() { |
| 13 return BatteryStatusProviderImpl::GetInstance(); |
| 14 } |
| 15 |
| 16 BatteryStatusProviderImpl* BatteryStatusProviderImpl::GetInstance() { |
| 17 return Singleton<BatteryStatusProviderImpl>::get(); |
| 18 } |
| 19 |
| 20 void BatteryStatusProviderImpl::AddObserver( |
| 21 BatteryStatusProviderImpl::Observer* obs) { |
| 22 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| 23 observers_.AddObserver(obs); |
| 24 } |
| 25 |
| 26 void BatteryStatusProviderImpl::RemoveObserver( |
| 27 BatteryStatusProviderImpl::Observer* obs) { |
| 28 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| 29 observers_.RemoveObserver(obs); |
| 30 } |
| 31 |
| 32 void BatteryStatusProviderImpl::SendUpdate( |
| 33 const PowerSupplyStatus& status) { |
| 34 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| 35 FOR_EACH_OBSERVER(Observer, observers_, PowerChanged(status)); |
| 36 } |
| 37 |
| 38 BatteryStatusProviderImpl::BatteryStatusProviderImpl() { |
| 39 } |
| 40 |
| 41 BatteryStatusProviderImpl::~BatteryStatusProviderImpl() { |
| 42 } |
| 43 |
| 44 } // namespace content |
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