![](dotnetdiagramimages/C1_WPF_Schedule_4_5_2_C1_WPF_Schedule_SchedulerGroupItemCollection.png)
'Declaration
Public Class SchedulerGroupItemCollection Inherits C1.WPF.Schedule.DeferrableObservableCollection(Of SchedulerGroupItem)
public class SchedulerGroupItemCollection : C1.WPF.Schedule.DeferrableObservableCollection<SchedulerGroupItem>
System.Object
System.Collections.ObjectModel.Collection<T>
System.Collections.ObjectModel.ObservableCollection<T>
C1.WPF.Schedule.DeferrableObservableCollection<T>
C1.WPF.Schedule.SchedulerGroupItemCollection