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

GraphView.FramePrev

public Experimental.UIElements.EventPropagation FramePrev ();

EventPropagation 如果图中没有元素，则返回 Continue；如果有，则返回 Stop。

描述

聚焦查看当前所选元素之前的上一个元素。