import java.applet.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
public class PrimarySC extends Applet implements Runnable, KeyListener {
private static final long serialVersionUID = 1L;
public void init() {
setSize(400,400);
setBackground(Color.white);
}
public void start() {
Thread th = new Thread(this);
th.start();
}
public void stop() {
}
public void run() {
Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
while(true) {
repaint();
try {
Thread.sleep(20);
} catch (InterruptedException ex) {
}
}
}
public void paint (Graphics g) {
g.setColor(Color.gray);
g.fillRect(10, 400, 30, 100);
}
public void keyPressed(KeyEvent e) {
}
public void keyReleased(KeyEvent e) {
}
public void keyTyped(KeyEvent e) {
int c = e.getKeyChar();
}
}