Pertemuan 7 - Membuat Simple Login Page

Nama      : Aditya Rizki Muhammad

NRP        : 5025221272

Github    : arizki787/pertemuan_7_ppb

MainActivity.kt

package com.example.loginscreen

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

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

        val username = findViewById<EditText>(R.id.username)
        val password = findViewById<EditText>(R.id.password)
        val loginButton = findViewById<Button>(R.id.loginButton)

        loginButton.setOnClickListener {
            val userText = username.text.toString()
            val passText = password.text.toString()

            if (userText == "user" && passText == "1234") {
                Toast.makeText(this, "Login Successful", Toast.LENGTH_SHORT).show()
            } else {
                Toast.makeText(this, "Login Failed!", Toast.LENGTH_SHORT).show()
            }
        }
    }
}

activity_main.xml

<?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:orientation="vertical"
    android:gravity="center"
    android:padding="24dp"
    android:background="#F5F6FF">

    <TextView
        android:id="@+id/loginText"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Login"
        android:textAlignment="center"
        android:textColor="#7B61FF"
        android:textSize="36sp"
        android:textStyle="bold" />

    <EditText
        android:id="@+id/username"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:layout_marginTop="30dp"
        android:hint="Username"
        android:backgroundTint="#7B61FF"
        android:padding="16dp" />

    <EditText
        android:id="@+id/password"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:layout_marginTop="16dp"
        android:hint="Password"
        android:backgroundTint="#7B61FF"
        android:padding="16dp"
        android:inputType="textPassword" />

    <Button
        android:id="@+id/loginButton"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:layout_marginTop="24dp"
        android:text="LOGIN"
        android:textSize="18sp"
        android:backgroundTint="#7B61FF"
        android:textColor="#FFFFFF" />

</LinearLayout>