Toggle Button - Android Widgets Example

package com.myapp;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.TextView;
import android.app.AlertDialog;
import android.widget.ToggleButton;
import android.graphics.*;

public class MainActivity extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        final AlertDialog.Builder adb = new AlertDialog.Builder(this);
        
        // textView2
        final TextView textView2 = (TextView)findViewById(R.id.textView2);
        textView2.setText("Current Status is Off");
        textView2.setTextColor(Color.RED);
        
        final ToggleButton toggleBtn = (ToggleButton)findViewById(R.id.toggleButton1); 
        toggleBtn.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                // Perform action on click
                AlertDialog ad = adb.create();
                if(toggleBtn.isChecked() == true)
                {
                	textView2.setText("Current Status is On");
                	textView2.setTextColor(Color.GREEN);
                	ad.setMessage("Current Status is On");
                    ad.show();
                }
                else
                {
                	textView2.setText("Current Status is Off");
                	textView2.setTextColor(Color.RED);
                	ad.setMessage("Current Status is Off");
                    ad.show();
                }
   
            }
        });
             
    }
    
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }

}