Can I only drag the box on its title area?

[tsball]

I do not want user drag the whole box, can I limit the drag area in the title

. For example, now it can drag any area in the

, I want to drag the

and the whole

moves.

• Title

<script type="text/javascript">
    $(function(){
  $(".gridster ul").gridster({
        widget_margins: [10, 10],
        widget_base_dimensions: [140, 140],
        widget_selector: "li"
      }

    });
    });
</script>

Refer to this issue: https://github.com/ducksboard/gridster.js/issues/490

How can I cancel the moving in my callback? I can not find a cancel property. draggable: { stop: function(event, ui){

          }

}

[tsball]

fixed: http://gridster.net/demos/custom-drag-handle