import javax.swing.*;

public class ThreadMessage extends JLabel implements Runnable {

  String text = " ";
//  String pretext = " ";
//  int numval;

  boolean pending = false;

  public ThreadMessage() {
    super();
    super.setText(text);
  }
  public ThreadMessage(String lab) {
    super(lab);
    text = lab;
  }

  public void setText(String newtext) {
    synchronized (this) {
      text = newtext;
      if (pending) return;
      pending = true;
    }
    SwingUtilities.invokeLater(this);
  }


  public void run() {
    synchronized (this){
      super.setText(text);
      pending = false;
    }
  }
}