import java.awt.*;
import java.awt.event.*;
/** 
 * This class demonstrates in a simple way the use of an ActionListener interface
 * By implementing ActionListener, AL becomes an ActionListener and can be added
 * to components to listen for actions related to them. 
 * 
 * @author Nancy Harris
 *
 */
public class ExpressionDriver
{
    /** 
     * Main starts the window. Everything after the window is created is
     * controlled by actions of the user.
     * @param args unused in this application
     */
    public static void main(String[] args) 
    {
            ExpressionsGUI myWindow = new ExpressionsGUI("Expression Parser");
            myWindow.setSize(350,200);
            myWindow.setVisible(true);
    }
}