import javax.swing.*;
import org.xml.sax.*;
import org.xml.sax.helpers.*;
import java.io.*;
import org.apache.xerces.parsers.*;

public class XMLComponent extends DefaultHandler {
  private boolean isActive=false;
  private JPanel con=new JPanel();
  private SAXParser saxParser=new SAXParser();

  public XMLComponent() {
	super();
  }

  public JComponent build(String smlDocument) {
    saxParser.setContentHandler(this);
try{
saxParser.parser(new InputSource(new FileInput Stream(xmlDocument)));
}
catch(Exception e){
System.out.println(e);
}
return con;
  }

  public void startElement(String nameSpace, String name, String qName, Attributes atts ){
		if(name.equals("button"))
con.add(new JButton (atts.getValue("label")));
	}
}