Toggle Button Android Studio

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

    <LinearLayout
    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:orientation="vertical"
    android:gravity="center"
    tools:context="jovial.etutorialscafe.togglebutton.MainActivity">

    <ToggleButton

        android:background="@drawable/mtogglebutton"
        android:id="@+id/tooglebutton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

</LinearLayout>

ToggleButtonActivityMain.java

package jovial.etutorialscafe.togglebutton;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.CompoundButton;
import android.widget.Toast;
import android.widget.ToggleButton;

public class MainActivity extends AppCompatActivity {

    ToggleButton toggleButton;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        toggleButton = (ToggleButton)findViewById(R.id.tooglebutton);

        toggleButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
                if(isChecked){
                    Toast.makeText(MainActivity.this, "Toggle ON", Toast.LENGTH_SHORT).show();
                }
                else{
                    Toast.makeText(MainActivity.this, "Toggle OFF", Toast.LENGTH_SHORT).show();
                }
            }
        });
    }
}