WIFI STATUS IN ANDROID PROMATICALLY

WIFI STATUS IN ANDROID PROMATICALLY 

UI Layout(check_wifi_connection.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"
    >
    <TextView
        android:id="@+id/aboutapp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:text="This Example Expains Check wifi connection status"
        android:textSize="15sp" />
    <Button
        android:id="@+id/checkstatus"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_centerVertical="true"
        android:layout_marginRight="44dp"
        android:text="Click me i will tell you" />
</RelativeLayout>

MAINACTIVITY

package com.yeahultra.checkwificonnection;

import android.app.Activity;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class CheckWifiConnection extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.check_wifi_connection);
        Button check = (Button) findViewById(R.id.checkstatus);
        check.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                if (isWifiAvailable()) {
                    Toast.makeText(getApplicationContext(),
                            "You have WIFI connection", Toast.LENGTH_LONG)
                            .show();
                } else {

                    Toast.makeText(getApplicationContext(),
                            "You don't have WIFI connection", Toast.LENGTH_LONG)
                            .show();
                }
            }
        });
    }

    public Boolean isWifiAvailable() {

        try {
            ConnectivityManager connectivityManager = (ConnectivityManager) getApplicationContext()
                    .getSystemService(Context.CONNECTIVITY_SERVICE);
            NetworkInfo wifiInfo = connectivityManager
                    .getNetworkInfo(ConnectivityManager.TYPE_WIFI);

            if (wifiInfo.isConnected()) {
                return true;
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return false;
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.check_internet_connection, menu);
        return true;
    }

}