Battery BroadcastReceiver Example

ScreenShots:

BatteryBroadCast.java

package com.swamys.batterybroadcast;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.widget.Toast;

public class BatteryBroadcast extends BroadcastReceiver {

       @Override

       public void onReceive(Context context, Intent intent) {

              int battery_status = intent.getIntExtra("level", 0);

              Toast.makeText(context, "" + battery_status, Toast.LENGTH_LONG).show();

       }

}

MainActivity.java

package com.swamys.batterybroadcast;

import android.app.Activity;

import android.content.Intent;

import android.content.IntentFilter;

import android.os.Bundle;

public class MainActivity extends Activity {

       @Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

              registerReceiver(new BatteryBroadcast(), new IntentFilter(

                           Intent.ACTION_BATTERY_CHANGED));

       }

}