ref: master
app/views/box_organizer/_icon_selector.html.erb
<%= hidden_field_tag 'block[links][][icon]', icon %> <% @block.icons.map do |i| %> <%= content_tag('span', '', :title => i[1], :class => "icon-#{i[0]}", :onclick => "changeIcon(this, '#{i[0]}')") %> <% end %>