1 // Copyright 2014 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.
5 #include "content/browser/battery_status/battery_status_manager_android.h"
7 #include "base/android/jni_android.h"
8 #include "base/android/scoped_java_ref.h"
9 #include "base/metrics/histogram.h"
10 #include "jni/BatteryStatusManager_jni.h"
12 using base::android::AttachCurrentThread;
16 BatteryStatusManagerAndroid::BatteryStatusManagerAndroid(
17 const BatteryStatusService::BatteryUpdateCallback& callback)
18 : callback_(callback) {
20 Java_BatteryStatusManager_getInstance(
21 AttachCurrentThread(), base::android::GetApplicationContext()));
24 BatteryStatusManagerAndroid::~BatteryStatusManagerAndroid() {
28 bool BatteryStatusManagerAndroid::Register(JNIEnv* env) {
29 return RegisterNativesImpl(env);
32 void BatteryStatusManagerAndroid::GotBatteryStatus(JNIEnv*,
35 jdouble charging_time,
36 jdouble discharging_time,
38 blink::WebBatteryStatus status;
39 status.charging = charging;
40 status.chargingTime = charging_time;
41 status.dischargingTime = discharging_time;
43 callback_.Run(status);
46 bool BatteryStatusManagerAndroid::StartListeningBatteryChange() {
47 bool result = Java_BatteryStatusManager_start(AttachCurrentThread(),
48 j_manager_.obj(), reinterpret_cast<intptr_t>(this));
49 UMA_HISTOGRAM_BOOLEAN("BatteryStatus.StartAndroid", result);
53 void BatteryStatusManagerAndroid::StopListeningBatteryChange() {
54 Java_BatteryStatusManager_stop(
55 AttachCurrentThread(), j_manager_.obj());
59 scoped_ptr<BatteryStatusManager> BatteryStatusManager::Create(
60 const BatteryStatusService::BatteryUpdateCallback& callback) {
61 return scoped_ptr<BatteryStatusManager>(
62 new BatteryStatusManagerAndroid(callback));
65 } // namespace content