参照：https://stackoverflow.com/questions/38009642/how-do-i-bind-the-menuitem-of-a-contextmenu-of-a-datagrids-groupitem-to-the-dat
sczmzx 2017-11-17 17:28 原文
参照：https://stackoverflow.com/questions/38009642/how-do-i-bind-the-menuitem-of-a-contextmenu-of-a-datagrids-groupitem-to-the-dat