void insertMatchButton_actionPerformed(ActionEvent e) {
   String key = (String) matchComboBox.getSelectedItem();
   String format = (String) matchesKeys.get(key);
   if (key.equals(STRING_LITERAL)) {
     format =
         escapeReservedChars(
             (String)
                 JOptionPane.showInputDialog(
                     this,
                     "Enter the string you wish to match",
                     "String Literal Input",
                     JOptionPane.OK_CANCEL_OPTION));
     if (StringUtil.isNullString(format)) {
       return;
     }
   }
   if (selectedPane == 0) {
     insertText(format, PLAIN_ATTR, editorPane.getSelectionStart());
   } else {
     // add the combobox data value to the edit box
     int pos = formatTextArea.getCaretPosition();
     formatTextArea.insert(format, pos);
   }
 }
  void insertButton_actionPerformed(ActionEvent e) {
    Object selected = paramComboBox.getSelectedItem();
    ConfigParamDescr descr;
    String key;
    int type = 0;
    String format = "";
    if (selected instanceof ConfigParamDescr) {
      descr = (ConfigParamDescr) selected;
      key = descr.getKey();
      type = descr.getType();
      switch (type) {
        case ConfigParamDescr.TYPE_STRING:
        case ConfigParamDescr.TYPE_URL:
        case ConfigParamDescr.TYPE_BOOLEAN:
          format = "%s";
          break;
        case ConfigParamDescr.TYPE_INT:
        case ConfigParamDescr.TYPE_LONG:
        case ConfigParamDescr.TYPE_POS_INT:
          NumericPaddingDialog dialog = new NumericPaddingDialog();
          Point pos = this.getLocationOnScreen();
          dialog.setLocation(pos.x, pos.y);
          dialog.pack();
          dialog.setVisible(true);
          StringBuilder fbuf = new StringBuilder("%");
          int width = dialog.getPaddingSize();
          boolean is_zero = dialog.useZero();
          if (width > 0) {
            fbuf.append(".");
            if (is_zero) {
              fbuf.append(0);
            }
            fbuf.append(width);
          }
          if (type == ConfigParamDescr.TYPE_LONG) {
            fbuf.append("ld");
          } else {
            fbuf.append("d");
          }
          format = fbuf.toString();
          break;
        case ConfigParamDescr.TYPE_YEAR:
          if (key.startsWith(DefinableArchivalUnit.PREFIX_AU_SHORT_YEAR)) {
            format = "%02d";
          } else {
            format = "%d";
          }
          break;
        case ConfigParamDescr.TYPE_RANGE:
        case ConfigParamDescr.TYPE_NUM_RANGE:
        case ConfigParamDescr.TYPE_SET:
          format = "%s";
          break;
      }
      if (selectedPane == 0) {
        insertParameter(descr, format, editorPane.getSelectionStart());
      } else if (selectedPane == 1) {
        // add the combobox data value to the edit box
        int pos = formatTextArea.getCaretPosition();
        formatTextArea.insert(format, pos);

        pos = parameterTextArea.getCaretPosition();
        parameterTextArea.insert(", " + key, pos);
      }
    } else {
      key = selected.toString();
      format =
          escapePrintfChars(
              (String)
                  JOptionPane.showInputDialog(
                      this,
                      "Enter the string you wish to input",
                      "String Literal Input",
                      JOptionPane.OK_CANCEL_OPTION));
      if (StringUtil.isNullString(format)) {
        return;
      }
      if (selectedPane == 0) {
        insertText(format, PLAIN_ATTR, editorPane.getSelectionStart());
      } else if (selectedPane == 1) {
        // add the combobox data value to the edit box
        formatTextArea.insert(format, formatTextArea.getCaretPosition());
      }
    }
  }