@Override
      public boolean isCellEditable(int row, int column) {
        if (column != 1) return false;
        Object value = ((Pair<?, ?>)getValueAt(row, column)).second;
        return (value instanceof Color ||
                value instanceof Boolean ||
                value instanceof Integer ||
                value instanceof Float ||
                value instanceof EmptyBorder ||
                value instanceof Insets ||
                value instanceof GrayFilter ||
                value instanceof Font ||
                value instanceof Dimension);
      }
@Override
      public boolean isCellEditable(int row, int column)