The canBeDragSource property specifies whether the part can be the source of a drag operation. The source is where the drag is started.

The canBeDragTarget property specifies whether the part can be the target of a drag operation. The target is the part under the cursor during the drag.

The defaultDragOperations property specifies the following default drag operations for the array of any or all elements, with the first elements having the highest priority:

The defaultDropOperations property specifies the following default drop operations for the array of any or all elements, with the first elements having the highest priority:

The dropAcceptableClassList property specifies a list of classes where instances can be added to the part for a drop operation.