MainActivity.kt

gistfile1.txt

package `in`.gsrathoreniks.validationdemo

import android.annotation.SuppressLint
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import com.google.android.material.button.MaterialButton
import com.google.android.material.textfield.TextInputEditText

class MainActivity : AppCompatActivity() {

    private lateinit var et : TextInputEditText
    lateinit var btn : MaterialButton

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

    @SuppressLint("SetTextI18n")
    private fun setupViews(){

        et = findViewById(R.id.et)
        btn = findViewById(R.id.btn)

        btn.setOnClickListener { view ->
            ValidationUtil.isValidUsername(et, et.text.toString())
            ValidationUtil.isValidUsername(view = et,username = et.text.toString())
        }
    }
}