class virtual dragg_plugin :Inherits< activate : unit; deactivate : 'a; .. > ->
object
..end
val drop_list : (common * (common -> common -> unit)) list
Pervasives.ref
method add_drop : common -> (common -> common -> unit) -> unit
method remove_drop : common -> unit
method remove_drop_action : common -> (common -> common -> unit) -> unit
method deactivate_dragg : unit
method activate_dragg : unit