导读：通过广播的方式监听Android当前电量信息。registerReceiver(mBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); private BroadcastReceiver mBatteryInfoReceiver = new Broadca......
通过广播的方式监听Android当前电量信息。
registerReceiver(mBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
private BroadcastReceiver mBatteryInfoReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
int level = intent.getIntExtra("level", 0);
int scale = intent.getIntExtra("scale", 100);
Log.v(TAG,
"Battery level: " + String.valueOf(level * 100 / scale)
+ "%");
}
}
};
