Android EditText Kotlin

15-Sep-2024

Learn how to use the EditText widget for user input in Android studio project with Kotlin

Android EditText examples (plain text, password, password (numeric), email, phone, address, multiline text, time, date, numbers, etc.)

Here is the tutorial for Java

There Are Some Common Attributes for EditText :

id	This is unique identity.
layout_width	match_parent -> Text area contains fullscreen wrap_content-> Text area contains only text size
layout_width	match_parent -> Text area contains fullscreen wrap_content-> Text area contains only text size
textSize	Change The Text Size
textColor	Change Text Color
drawableLeft	Set Icon in Left
drawableRight	Set Icon in Right
drawableTop	Set Icon in Top
drawableBotom	Set Icon in Botom
textStyle	bold, italic, normal -> Style Change
background	Set background Color

File open res/layout/activity_main.xml file −


<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:gravity="center"
        android:layout_margin="20dp"
        android:orientation="vertical">


        <EditText
            android:id="@+id/editTextName"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:inputType="text"
            android:hint="Name" />

        <!--inputType= textEmailAddress,phone,textMultiLine,number, time, date-->
        <EditText
            android:id="@+id/editTextPassword"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="12345678"
            android:inputType="textPassword" /><!-- textEmailAddress,phone,textMultiLine,number, time, date-->
        

        <Button
            android:id="@+id/buttonSubmit"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Submit" />

        <TextView
            android:id="@+id/textViewShowName"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:textSize="20dp"
            android:text="Show Name" />

        <TextView
            android:id="@+id/textViewShowPassword"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:textSize="20dp"
            android:text="Show Password" />


    </LinearLayout>



</RelativeLayout>

File open com.microappvalley.newtestproject/MainActivity.kt file −


package com.microappvalley.newtestproject

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button
import android.widget.EditText
import android.widget.TextView

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

        val editTextName:EditText=findViewById(R.id.editTextName)
        val editTextPassword:EditText=findViewById(R.id.editTextPassword)
        val buttonSubmit:Button=findViewById(R.id.buttonSubmit)
        val textViewShowName:TextView=findViewById(R.id.textViewShowName)
        val textViewShowPassword:TextView=findViewById(R.id.textViewShowPassword)

        buttonSubmit.setOnClickListener {
            textViewShowName.text=editTextName.text
            textViewShowPassword.text = editTextPassword.text
        }
    }
}