---

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:orientation="vertical">

    <Button
        android:id="@+id/btnConnect"
        android:layout_width="200dp"
        android:layout_height="wrap_content"
        android:text="CONNECT" />

</LinearLayout>





package your.package.name

import android.os.Bundle
import android.widget.Button
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        val btn = findViewById<Button>(R.id.btnConnect)

        btn.setOnClickListener {
            Toast.makeText(this, "CONNECT pressed", Toast.LENGTH_SHORT).show()
        }
    }
}