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ItemsCollectionChangedEventArgs.OldItems Property

Gets a list of old items in the collection.

Namespace: DevExpress.Xpf.Scheduling

Assembly: DevExpress.Xpf.Scheduling.v23.2.dll

NuGet Package: DevExpress.Wpf.Scheduling

Declaration

public IList OldItems { get; }

Property Value

Type Description
IList

A IList object that is the list of old collection items.

Remarks

Depending on the ItemsCollectionChangedEventArgs.Action property, the OldItems property returns the following values:

Action OldItems property value
NotifyCollectionChangedAction.Add null
NotifyCollectionChangedAction.Remove Item(s) removed from the collection.
NotifyCollectionChangedAction.Move A moved item(s).
NotifyCollectionChangedAction.Replace An item(s) replaced in the collection.
See Also