BroadcastReceiver Example

BroadcastReceiver Example in Android

activity_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" >

    <Button

        android:id="@+id/button1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="24dp"

        android:text="BroadCast" />

</RelativeLayout>

MyBroadcast.java

package com.swamys.broadcastreceiver;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.widget.Toast;

public class MyBroadcast extends BroadcastReceiver {

       @Override

       public void onReceive(Context context, Intent intent) {

              Toast.makeText(context, "onReceive() called", Toast.LENGTH_LONG).show();

       }

}

MainActivity.java

package com.swamys.broadcastreceiver;

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class MainActivity extends Activity {

       @Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

              Button button = (Button) findViewById(R.id.button1);

              button.setOnClickListener(new OnClickListener() {

                     @Override

                     public void onClick(View v) {

                           Intent intent = new Intent(getApplicationContext(),

                                         MyBroadcast.class);

                           sendBroadcast(intent);

                     }

              });

       }

}

Manifest.xml

<?xml version="1.0" encoding="utf-8"?>

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

    package="com.swamys.broadcastreceiver"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk

        android:minSdkVersion="9"

        android:targetSdkVersion="18" />

    <application

        android:allowBackup="true"

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name"

        android:theme="@style/AppTheme" >

        <activity

            android:name="com.swamys.broadcastreceiver.MainActivity"

            android:label="@string/app_name" >

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        <receiver android:name="com.swamys.broadcastreceiver.MyBroadcast" >

        </receiver>

    </application>

</manifest>