ListBoxItemCollection.ListChanged Event

Occurs after the item collection has been changed.

Namespace: DevExpress.XtraEditors.Controls

Assembly: DevExpress.XtraEditors.v19.2.dll

Declaration

C#

public event ListChangedEventHandler ListChanged

VB.NET

Public Event ListChanged As ListChangedEventHandler

Event Data

The ListChanged event's data class is ListChangedEventArgs. The following properties provide information specific to this event:

Property	Description
ListChangedType	Gets the type of change.
NewIndex	Gets the index of the item affected by the change.
OldIndex	Gets the old index of an item that has been moved.
PropertyDescriptor	Gets the PropertyDescriptor that was added, changed, or deleted.

Remarks

Changing the list box control item collection as a result of adding, inserting and removing items raises the ListChanged event. The list box control subscribes the ListChanged event and updates itself as needed.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ListChanged event.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-filter-hidden-items-list-within-layoutcontrol-customizationform-e3546/CS/WindowsApplication3/AdvancedCustomizationForm.cs#L21

    InitializeComponent();
    hiddenItemsList1.Items.ListChanged += OnItemsListChanged;
}

VB.NET

how-to-filter-hidden-items-list-within-layoutcontrol-customizationform-e3546/VB/WindowsApplication3/AdvancedCustomizationForm.vb#L20

    InitializeComponent()
    AddHandler hiddenItemsList1.Items.ListChanged, AddressOf OnItemsListChanged
End Sub