MainActivity.java

import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button button = (Button) findViewById(R.id.bt1);
        TextView textView = (TextView) findViewById(R.id.t3);
        TextView textView1 = (TextView)findViewById(R.id.t4);
        TextView textView3 = (TextView)findViewById(R.id.t5);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                textView.setText("Sumeet14");
                textView1.setText("sumeet14!");
                textView3.setText("LOGIN SUCCESSFULL !!");
            }
        });
    }}

Activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<AbsoluteLayout 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">

    <TextView
        android:id="@+id/t1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Username :"
        android:textSize="25sp"
        android:textStyle="bold"
        android:padding="10dp"/>

    <TextView
        android:id="@+id/t2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_x="2dp"
        android:layout_y="56dp"
        android:padding="10dp"
        android:text="Password :"
        android:textSize="25sp"
        android:textStyle="bold" />

    <EditText
        android:id="@+id/et1"
        android:layout_width="244dp"
        android:layout_height="wrap_content"
        android:layout_x="150dp"
        android:layout_y="4dp"
        android:hint="Enter Username"
        android:padding="10dp"
        android:textSize="20sp"/>

    <EditText
        android:id="@+id/et2"
        android:layout_width="244dp"
        android:layout_height="wrap_content"
        android:layout_x="150dp"
        android:layout_y="60dp"
        android:hint="Enter Password"
        android:padding="10dp"
        android:inputType="textPassword"
        android:textSize="20sp"/>

    <Button
        android:id="@+id/bt1"
        android:layout_width="108dp"
        android:layout_height="wrap_content"
        android:layout_x="130dp"
        android:layout_y="150dp"
        android:text="SUBMIT"
        android:textStyle="bold"/>

    <TextView
        android:id="@+id/t3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:layout_y="250dp"
        android:layout_x="80dp"
        tools:ignore="OnClick" />

    <TextView
        android:id="@+id/t4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:layout_y="280dp"
        android:layout_x="80dp"
        tools:ignore="OnClick"/>

    <TextView
        android:id="@+id/t5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:layout_y="310dp"
        android:layout_x="80dp"
        tools:ignore="OnClick"
        android:textStyle="bold"
        android:textColor="@color/black"/>

</AbsoluteLayout>

 

OUTPUT:


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