'宣言 Public Class C1DropDataColumn Inherits C1DataColumn
public class C1DropDataColumn : C1DataColumn
'宣言 Public Class C1DropDataColumn Inherits C1DataColumn
public class C1DropDataColumn : C1DataColumn
System.Object
C1.Win.C1TrueDBGrid.C1DataColumn
C1.Win.C1TrueDBGrid.C1DropDataColumn