Setting box to True and hover to False makes the control require drawing a box intersecting the line to delete it versus just hovering over it.

将 box 设为True，将 hover设为 False，这会让此控件绘制一个与此线交叉的框以删除它，而不是只在其上悬浮。

youdao

Setting box to True and hover to False makes the control require drawing a box intersecting the line to delete it versus just hovering over it.

将 box 设为True，将 hover设为 False，这会让此控件绘制一个与此线交叉的框以删除它，而不是只在其上悬浮。

youdao