一旦从视力树中删除该元素,怎么能排除指挥力火?
原文：How can a CanExecute of a commandBinding fire once the element has been removed from the visual tree?
原文：How can a CanExecute of a commandBinding fire once the element has been removed from the visual tree?
我在此有一个相关问题,即我拥有具有指挥约束力的用户控制。 用户控制已经从视像树中去除,但 can树仍在燃烧。 我对......的理解