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時(shí)長(zhǎng):00:00更新時(shí)間:2020-11-27 22:44:44
TreeView創(chuàng)建IHierarchicalDataSource類型的數(shù)據(jù)源實(shí)現(xiàn):IHierarchicalDataSource實(shí)現(xiàn): public class InsHierarchyData : IHierarchyData, ICustomTypeDescriptor { private DataRowView item; private string dataParentIdField; private string dataI
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