Fired when the DragItem enters the RectControl. Returns a Boolean.

Syntax
result = DragEnter( obj, Action )

Parameters
obj	DragItem
Action	Integer

Return Value
Result	Boolean

Notes

Return True from this event to prevent the drop from occurring.

The Action parameter specifies the drag action. It can take the following class constants of the DragItem class:

0: DragItem.DragActionDefault

1: DragItem.DragActionCopy

2: DragItem.DragActionMove

3: DragItem.DragActionLink