docs: private void setupComboBoxFile() {
  
          m_target.setInputPrompt(CmsVaadinUtils.getMessageText(Messages.GUI_DATABASEAPP_EXPORT_FILE_NAME_EMPTY_0));
          m_target.setNewItemsAllowed(true);
          List<String> files = CmsDbManager.getFileListFromServer(true);
          for (String file : files) {
              m_target.addItem(file);
          }
      }