public interface DragEnterHandler extends EventHandler
DragEnterEvent events.| Modifier and Type | Method and Description | 
|---|---|
| void | onDragEnter(DragEnterEvent event)Called when a  DragEnterEventis fired. | 
void onDragEnter(DragEnterEvent event)
DragEnterEvent is fired.event - the DragEnterEvent that was fired