BroadCastReceiver Demo 2

Demo:

1) MainActivity.java:

 

package com.venky.broadcastreceiverdemo2;

import android.app.Activity;

import android.content.BroadcastReceiver;

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);

            BroadcastReceiver bc = new MyBroadCastReceiver();

            registerReceiver(bc, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));

      }

}

2) MyBroadCastReceiver.java:

 package com.venky.broadcastreceiverdemo2;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.widget.Toast;

public class MyBroadCastReceiver extends BroadcastReceiver {

      @Override

      public void onReceive(Context context, Intent intent) {

            // TODO Auto-generated method stub

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

            Toast.makeText(context, "Battery Status => " + batteryStatus+" %", 3000)

                        .show();

      }

}

3) main.xml:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".MainActivity" >

    <TextView

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_centerHorizontal="true"

        android:layout_centerVertical="true"

        android:text="@string/hello_world" />

</RelativeLayout>

4)Download this Project Click Here