![](dotnetdiagramimages/C1_Win_C1GanttView_4_5_2_C1_Win_C1GanttView_ColumnCollection.png)
'宣言 Public Class ColumnCollection Inherits System.ComponentModel.BindingList(Of BaseColumn)
public class ColumnCollection : System.ComponentModel.BindingList<BaseColumn>
System.Object
System.Collections.ObjectModel.Collection<T>
System.ComponentModel.BindingList<T>
C1.Win.C1GanttView.ColumnCollection