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Android BatteryManager類
Android TelephonyManager類
Android ConnectivityManager類
Android Vibrator類

1. BatteryManager類

獲取電量資訊需要註冊一個BroadcastReceiver。

IntentFilter filter = new IntentFilter(Intent.ACTION_BATTERY_CHANGED);
registerReceiver(mReceiver, filter);

在onReceive(Context context, Intent intent)

2. 主要引數

• BatteryManager.EXTRA_STATUS，電池狀態

    BatteryManager.BATTERY_STATUS_UNKNOWN
    BatteryManager.BATTERY_STATUS_CHARGING
    BatteryManager.BATTERY_STATUS_DISCHARGING
    BatteryManager.BATTERY_STATUS_NOT_CHARGING
    BatteryManager.BATTERY_STATUS_FULL
  

• BatteryManager.EXTRA_HEALTH，電池健康狀態

    BatteryManager.BATTERY_HEALTH_UNKNOWN
    BatteryManager.BATTERY_HEALTH_GOOD
    BatteryManager.BATTERY_HEALTH_OVERHEAT
    BatteryManager.BATTERY_HEALTH_DEAD
    BatteryManager.BATTERY_HEALTH_OVER_VOLTAGE
    BatteryManager.BATTERY_HEALTH_UNSPECIFIED_FAILURE
    BatteryManager.BATTERY_HEALTH_COLD
  

• BatteryManager.EXTRA_PRESENT，電池是否存在

• BatteryManager.EXTRA_LEVEL，電池電量

• BatteryManager.EXTRA_SCALE，電池總電量

• BatteryManager.EXTRA_PLUGGED，充電方式

    BatteryManager.BATTERY_PLUGGED_AC
    BatteryManager.BATTERY_PLUGGED_USB
    BatteryManager.BATTERY_PLUGGED_WIRELESS
  

• BatteryManager.EXTRA_VOLTAGE，電池電壓

• BatteryManager.EXTRA_TEMPERATURE，電池溫度

• BatteryManager.EXTRA_TECHNOLOGY，電池技術