[jos1@JNorth java1]$ date
Mon Sep 20 11:32:33 CDT 2004
[jos1@JNorth java1]$ cat StandaloneScribble.java
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
 
public class StandaloneScribble extends Applet
{
    public static void main(String[] args)
    {
        Frame f = new Frame();
        Applet a = new StandaloneScribble();
        f.add(a, "Center");
        a.init();
        f.setSize(400, 400);
        f.show();
        f.addWindowListener(new WindowAdapter()
            {
                public void windowClosing(WindowEvent e) {System.exit(0);}
            });
    }
 
    public void init()
    {
        this.addMouseListener(new MouseAdapter()
            {
        public void MousePressed(MouseEvent e)
            {
                lastx = e.getX();
                lasty = e.getY();
            }
    });
 
        this.addMouseMotionListener(new MouseMotionAdapter()
            {
        public void MouseDragged(MouseEvent e)
            {
                Graphics g = getGraphics();
                int x = e.getX(), y = e.getY();
                g.setColor(Color.black);
                g.drawLine(lastx, lasty, x, y);
                lastx = x;
                lasty = y;
            }
    });
    }
    protected int lastx, lasty;
}
[jos1@JNorth java1]$ gcj --main=StandaloneScribble  StandaloneScribble.java
[jos1@JNorth java1]$ a.out
Exception in thread "main" java.awt.AWTError: Cannot load AWT toolkit: gnu.awt.
gtk.GtkToolkit not found in [file:./, core:/]
   at java.awt.Toolkit.getDefaultToolkit() (/usr/lib/libgcj.so.4.0.0)
   at java.awt.Window.getToolkit() (/usr/lib/libgcj.so.4.0.0)
   at java.awt.Container.addImpl(java.awt.Component, java.lang.Object, int)
(/usr/lib/libgcj.so.4.0.0)
   at java.awt.Container.add(java.awt.Component, java.lang.Object)
(/usr/lib/libgcj.so.4.0.0)
   at StandaloneScribble.main(java.lang.String[]) (Unknown Source)
[jos1@JNorth java1]$ emacs javas1.txt &
[1] 8173
[jos1@JNorth java1]$