'宣言 Public Class SortedColumnsCollection Inherits Infragistics.Collections.CollectionBase(Of Column) Implements Infragistics.ICollectionBase, Infragistics.ICollectionBase(Of Column), Infragistics.IProvideCustomPersistence
public class SortedColumnsCollection : Infragistics.Collections.CollectionBase<Column>, Infragistics.ICollectionBase, Infragistics.ICollectionBase<Column>, Infragistics.IProvideCustomPersistence