How to create Switch with SSwitch Control with setOnCheckedChangeListener

Step-01:Create a Switch First..

<LinearLayout android:orientation="vertical" android:layout_width="wrap_content" android:layout_height="wrap_content"> <Switch android:id="@+id/switchId" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Wifi" android:textSize="20sp" android:textStyle="bold" /> </LinearLayout>

Step-02: Write Some Java Code And Set OnCheckedChangeListener for switch MainActivity.Java


public class MainActivity extends AppCompatActivity { private Switch aSwitch; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); aSwitch= (Switch) findViewById(R.id.switchId); aSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { if(isChecked) { Toast.makeText(getApplicationContext(),"ON", Toast.LENGTH_SHORT).show(); } else { Toast.makeText(getApplicationContext(),"OFF", Toast.LENGTH_SHORT).show(); } } }); } }