Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

ItemsCollectionChangedEventArgs.OldItems Property

Gets a list of old items in the collection.

Namespace: DevExpress.Xpf.Scheduling

Assembly: DevExpress.Xpf.Scheduling.v24.2.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