docs: public ImageIcon convertValueToImage(Object objValue)
      {
          ImageIcon image = null;
          if (objValue instanceof ImageIcon)
              image = (ImageIcon)objValue;
          else if (objValue instanceof PortableImage)
              image = new ImageIcon((Image)((PortableImage)objValue).getImage());
          else
          {
              String strImage = this.convertValueToImageName(objValue);
              if (strImage != null)
                  image = BaseApplet.getSharedInstance().loadImageIcon(strImage, null);
          }
          return image;
      }