Switch 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="${packageName}.${activityClass}" >

    <Switch
        android:id="@+id/switch1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="62dp"
        android:text="Switch" />

</RelativeLayout>

MainActivity.java:

package com.ram.switchexample;

import android.app.Activity;

import android.os.Bundle;

import android.widget.CompoundButton;

import android.widget.Toast;

import android.widget.CompoundButton.OnCheckedChangeListener;

import android.widget.Switch;

public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        

        Switch switch1 = (Switch)findViewById(R.id.switch1);

        

        switch1.setOnCheckedChangeListener(new OnCheckedChangeListener() {

@Override

public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {

// TODO Auto-generated method stub

if(isChecked){

Toast.makeText(getApplicationContext(), "ON", Toast.LENGTH_LONG).show();

}else{

Toast.makeText(getApplicationContext(), "OFF", Toast.LENGTH_LONG).show();

}

}

});

    }

}