Switch - 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.Switch;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        // textView1
        final TextView txtView1 = (TextView)findViewById(R.id.textView1); 
        
        // switch1
        final Switch switchT1 = (Switch)findViewById(R.id.switch1);   
        switchT1.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                // Perform action on click
                if(switchT1.isChecked() == true)
                {
                	txtView1.setText("Your Selected is On");
        			Toast.makeText(MainActivity.this,
            				String.valueOf("Your Selected is On"),
            					Toast.LENGTH_SHORT).show();          	
                }
                else
                {
                	txtView1.setText("Your Selected is Off");
        			Toast.makeText(MainActivity.this,
            				String.valueOf("Your Selected is Off"),
            					Toast.LENGTH_SHORT).show();          	
                }            	
   
            }
        });
        
               	
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }
    
}