import java.awt.Container;
import java.awt.FlowLayout;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JTextField;

public class BetterUI extends JFrame {
	private JButton b1;
	private JButton b2;

	/**
	 * @param args
	 */
	public BetterUI() {
		setTitle("Better User Interface");
		setSize(400, 500);

		Container c = getContentPane();
		c.setLayout(new FlowLayout());

		b1 = new JButton("Add");
		c.add(b1);

		b2 = new JButton("Sub");
		c.add(b2);

		JTextField tf = new JTextField(5);
		tf.setText("0");
		c.add(tf);

		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setVisible(true);

	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		BetterUI ui = new BetterUI();

	}

}