ah maybe I still don't get what you are trying or I read incorrectly... are you trying to enable/disable droppable for a specific listcell or the whole listitem, I could not see clearly in your example? Maybe you can provide an example on zkfiddle.org so I can see and correct the issue directly.
cor3000 ( 2014-05-27 11:05:02 +0800 )edit-
FEATURED COMPONENTS