Android Program to Move a Service to Background

Here is source code of the Program to Move a Service to Background in Android. The program is successfully compiled and run on a Windows system using Eclipse Ide. The program output is also shown below.

MainActivity.java

package com.example.moveservicebackground;
 
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
 
public class MainActivity extends Activity implements OnClickListener {
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button start = (Button) findViewById(R.id.button1);
        Button end = (Button) findViewById(R.id.button2);
        start.setOnClickListener(this);
        end.setOnClickListener(this);
    }
 
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
 
    @Override
    public void onClick(View v) {
        // TODO Auto-generated method stub
        Intent intent = new Intent(getApplicationContext(), MyService.class);
        switch (v.getId()) {
        case R.id.button1:
            intent.putExtra("Start", "1");
            startService(intent);
            break;
        case R.id.button2:
            intent.putExtra("Start", "2");
            startService(intent);
            break;
 
        }
    }
 
}

MyService.java

package com.example.moveservicebackground;
 
import android.app.Notification;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Intent;
import android.os.IBinder;
import android.widget.Toast;
 
public class MyService extends Service {
 
    @Override
    public IBinder onBind(Intent arg0) {
        // TODO Auto-generated method stub
        return null;
    }
 
    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        // TODO Auto-generated method stub
        Toast.makeText(getApplicationContext(), "Service Started",
                Toast.LENGTH_LONG).show();
        String msg = intent.getStringExtra("Start");
        int flag = Integer.parseInt(msg);
        if (flag == 1) {
            Notification notification = new Notification(
                    R.drawable.ic_launcher, "text", System.currentTimeMillis());
 
            Intent main = new Intent(this, MainActivity.class);
            main.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
                    | Intent.FLAG_ACTIVITY_SINGLE_TOP);
            PendingIntent pendingIntent = PendingIntent.getActivity(this, 0,
                    main, PendingIntent.FLAG_UPDATE_CURRENT);
 
            notification
                    .setLatestEventInfo(this, "title", "Notification From the "
                            + "ForeGround Service Application", pendingIntent);
            notification.flags |= Notification.FLAG_ONGOING_EVENT
                    | Notification.FLAG_FOREGROUND_SERVICE
                    | Notification.FLAG_NO_CLEAR;
 
            startForeground(2, notification);
        }
        if (flag == 2) {
            stopForeground(true);
        }
        return START_STICKY;
    }
 
}

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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
 
    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentTop="true"
        android:layout_marginTop="118dp"
        android:text="Display Notification" />
 
    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button1"
        android:layout_alignParentRight="true"
        android:layout_below="@+id/button1"
        android:layout_marginTop="64dp"
        android:text="Stop Display Notification" />
 
</RelativeLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.moveservicebackground"
    android:versionCode="1"
    android:versionName="1.0" >
 
    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />
 
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.moveservicebackground.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>
 
        <service
            android:name=".MyService"
            android:enabled="true" />
    </application>
 
</manifest>

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