login_screen.dart new

import 'package:flutter/material.dart';

class LoginScreen extends StatefulWidget {
  const LoginScreen({Key? key}) : super(key: key);

  @override
  State<LoginScreen> createState() => _LoginScreenState();
}

class _LoginScreenState extends State<LoginScreen> {
  TextEditingController userNameController = TextEditingController();
  TextEditingController passwordController = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: [
          Text(
            'Login ',
            style: TextStyle(fontWeight: FontWeight.bold, fontSize: 30),
          ),
          Image.asset('images/note_book.png'),
          Padding(
            padding: const EdgeInsets.symmetric(horizontal: 50, vertical: 10),
            child: TextFormField(
              controller: userNameController,
              decoration: InputDecoration(
                label: Text('Username'),
                hintText: 'Masukkan username',
                border: OutlineInputBorder(
                  borderRadius: BorderRadius.circular(30),
                ),
              ),
            ),
          ),
          Padding(
            padding: const EdgeInsets.symmetric(horizontal: 50, vertical: 10),
            child: TextFormField(
              controller: passwordController,
              obscureText: true,
              decoration: InputDecoration(
                label: Text('Password'),
                hintText: 'Masukkan password',
                border: OutlineInputBorder(
                  borderRadius: BorderRadius.circular(30),
                ),
              ),
            ),
          ),
          SizedBox(
            width: 200,
            height: 50,
            child: ElevatedButton(
              onPressed: () {
                print('username = ${userNameController.text} ');
                if(userNameController.text=='budi' && passwordController.text == '123' ){
                  ScaffoldMessenger.of(context).showSnackBar(
                    SnackBar(
                      content: Text('anda berhasil login'),
                    ),
                  );
                }else{
                  ScaffoldMessenger.of(context).showSnackBar(
                    SnackBar(
                      content: Text('username atau password salah'),
                    ),
                  );
                }
              },
              style: ElevatedButton.styleFrom(
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(30),
                ),
              ),
              child: Text('Login'),
            ),
          ),
          SizedBox(
            height: 20,
          ),
        ],
      ),
    );
  }
}