EditText Tutorial in Android Studio

EditText Tutorial in Android Studio

EditText is a view in android which allows you to take text input from user. It is very essential for any app or game to take user input. This is an part of android basic view.

Main Activity:

XML Code -  

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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="wrap_content"
        android:orientation="vertical"
        android:gravity="center"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent">

        <EditText
            android:id="@+id/myText"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="Enter your name"
            android:textSize="40dp"/>
        <Button
            android:id="@+id/show"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Show"
            android:layout_marginTop="20dp"
            android:textAllCaps="false"
            android:background="@color/green"
            android:textSize="30dp"/>
        <TextView
            android:id="@+id/text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text=""
            android:textSize="30dp"
            android:textColor="@color/blue"
            android:layout_marginTop="20dp"/>
    </LinearLayout>


</androidx.constraintlayout.widget.ConstraintLayout>

  JAVA Code -
  

package com.bharat_putra_tech.testapp;

import androidx.appcompat.app.AppCompatActivity;

import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;


public class MainActivity extends AppCompatActivity {

    EditText in;
    TextView out;
    Button show;
    String name;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        in = findViewById(R.id.myText);
        out = findViewById(R.id.text);
        show = findViewById(R.id.show);

        show.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                name = in.getText().toString();
                out.setText("Hello Mr. "+name);
                in.setText("");
            }
        });

    }


}

Result -

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