Android检测电源状态

检测到现在在电源状态:IntentFilter   mIntentFilter = new IntentFilter();mIntentFilter.addAction(Intent.ACTION_BATTERY_CHANGED);  registerReceiver(mIntentReceiver, mIntentFilter);  //声明消息处理过程     private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {         @Override         public void onReceive(Context context, Intent intent) {             String action = intent.getAction();             //要看看是不是我们要处理的消息             if (action.equals(Intent.ACTION_BATTERY_CHANGED)) {                            //电池电量，数字                 Log.d("Battery", "" + intent.getIntExtra("level", 0));                                //电池最大容量                 Log.d("Battery", "" + intent.getIntExtra("scale", 0));                                //电池伏数                 Log.d("Battery", "" + intent.getIntExtra("voltage", 0));                                //电池温度                 Log.d("Battery", "" + intent.getIntExtra("temperature", 0));                                  //电池状态，返回是一个数字                 // BatteryManager.BATTERY_STATUS_CHARGING 表示是充电状态                 // BatteryManager.BATTERY_STATUS_DISCHARGING 放电中                 // BatteryManager.BATTERY_STATUS_NOT_CHARGING 未充电                 // BatteryManager.BATTERY_STATUS_FULL 电池满                 Log.d("Battery", "" + intent.getIntExtra("status", BatteryManager.BATTERY_STATUS_UNKNOWN));                                 //充电类型 BatteryManager.BATTERY_PLUGGED_AC 表示是充电器，不是这个值，表示是 USB                 Log.d("Battery", "" + intent.getIntExtra("plugged", 0));                                 //电池健康情况，返回也是一个数字                 //BatteryManager.BATTERY_HEALTH_GOOD 良好                 //BatteryManager.BATTERY_HEALTH_OVERHEAT 过热                 //BatteryManager.BATTERY_HEALTH_DEAD 没电                 //BatteryManager.BATTERY_HEALTH_OVER_VOLTAGE 过电压                 //BatteryManager.BATTERY_HEALTH_UNSPECIFIED_FAILURE 未知错误                 Log.d("Battery", "" + intent.getIntExtra("health", BatteryManager.BATTERY_HEALTH_UNKNOWN));             }         }     };
检测到现在在电源状态
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