orbit-basic/app/views/admin/page_parts/_custom_widget_setting.html.erb

<div class="style_switch  control-group">
  <label class="control-label">
    <%= t("default_widget.select_widget_style") %>
  </label>
  <div class="controls well">
    <% if @selected[:module_app].nil? || @selected[:module_app].widgets.nil? ||  (@selected[:module_app].widgets[@selected[:app_frontend_url]].blank? rescue true) || @selected[:module_app].widgets[@selected[:app_frontend_url]]["style"].nil? %>
      <%= t("default_widget.no_support_setting")%>
    <%else%>
      <%= select('page_part', 'widget_style', @selected[:module_app].widgets[@selected[:app_frontend_url]]["style"]) %>
    <% end %>
  </div>
</div>
  <% if(@selected[:module_app] && @selected[:module_app].widget_options(@selected[:app_frontend_url])) %>
    <div class="style_switch  control-group">
      <label class="control-label"><%= t("default_widget.select_widget_ext_option") %></label>
      <div class="controls well" >
        <%= render :partial=> "widget_ext_options" %>  
      </div>
    </div>
    <% end %>