

'宣言 Public Class FooterCollection Inherits System.Collections.ObjectModel.ObservableCollection(Of FooterDescription)
public class FooterCollection : System.Collections.ObjectModel.ObservableCollection<FooterDescription>
System.Object
   System.Collections.ObjectModel.Collection<T>
      System.Collections.ObjectModel.ObservableCollection<T>
         C1.Win.C1FlexGrid.FooterCollection