注意ID和ParentID两列是链表结构,不然无法产生树结构! treeListMain.KeyFieldName = "ID"; treeListMain.ParentFieldName = "ParentID"; treeListMain.ImageIndexFieldName = "ImgIndex"; //属性SelectImageList为ImageList 相关文章: 2022-02-26 2021-12-03 2021-06-13 2022-12-23