DragAndDropController

interface DragAndDropController<S, R>

Controller to manage drag-and-drop after initial dsl setup

disable	`abstract fun disable(): Unit`
enable	`abstract fun enable(): Unit`
mapSets	`abstract fun mapSets(newSenders: Set<DragAndDropObject<S>>, newReceivers: Set<DragAndDropObject<R>>, init: DragAndDropLocalConfig<S, R>.() -> Unit = null): Unit`

class DragAndDropControllerImpl<S, R> : DragAndDropController<S, R>