Experimental: this API is experimental and might be changed or removed in the future.

IDropTarget.DragEnter

public bool DragEnter (Experimental.UIElements.DragEnterEvent evt, IEnumerable<ISelectable> selection, Experimental.UIElements.GraphView.IDropTarget enteredTarget, Experimental.UIElements.GraphView.ISelection dragSource);

Parameters

evt	事件。
selection	选择的元素。
enteredTarget	放置目标。
dragSource	The drag source.

Returns

bool Returns event propagation.

Description

This method is automatically called when the dragged source intersects the drop target.