import javax.swing.*; import java.awt.*; import java.awt.event.*; /* */ public class UpDownButton3 extends JApplet { int x=20; @Override public void init() { JButton left = new JButton("Left"); JButton right = new JButton("Right"); left.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { x-=10; repaint(); } }); right.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { x+=10; repaint(); } }); setLayout(new FlowLayout()); add(left); add(right); } @Override public void paint(Graphics g) { super.paint(g); g.drawString("HELLO WORLD!", x, 55); } }