Interface for drag and drop event.
number
Returns the current index of the selected list item.
Returns the previous and current list items of the destination list box.
boolean
Returns true if the list element is dragged from ListBox. Otherwise, it remains false.
Element[]
Returns the selected list element.
Object[]
Returns the selected list items.
number
Returns the previous index of the selected list item.
any[]
Returns the previous list item.
Returns the previous and current list items of the source list box.
Element
Returns the target list element where the selected list element to be dropped.