LookUpEditBase.ItemsSource Property

Gets or sets the lookup editor’s (ComboBoxEdit, LookUpEdit) data source. This is a dependency property.

Namespace: DevExpress.Xpf.Editors

Assembly: DevExpress.Xpf.Core.v19.1.dll

Declaration

C#

[Bindable(true)]
public object ItemsSource { get; set; }

VB.NET

<Bindable(True)>
Public Property ItemsSource As Object

Property Value

Type	Description
Object	An object that represents the data source from which the LookUpEdit retrieves its data.

Remarks

The LookUpEdit cannot operate without a data source. The editor can be bound to any object that implements the IEnumerable interface or its descendant (e.g., IList, ICollection).

The lookup editors support binding to data sources in Server Mode and Instant Feedback UI Mode.

To learn more, see Binding to Data Overview.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ItemsSource property.

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#

binding-master-and-detail-focused-rows-to-viewmodel-objects-e4402/CS/Window1.xaml#L18

<StackPanel Orientation="Horizontal" VerticalAlignment="Top" Margin="10,0,10,0">
    <dxe:ComboBoxEdit ItemsSource="{Binding Data}" DisplayMember="Text" Name="comboBoxEdi1" Width="200"/>
    <dxe:ComboBoxEdit ItemsSource="{Binding EditValue.Data, ElementName=comboBoxEdi1}" DisplayMember="Text" Name="comboBoxEdi2" Width="200"/>

wpf-gridcontrol-populate-inplace-comboboxedit-with-values-based-on-values-from-other-cells/CS/MainWindow.xaml#L31

IsTextEditable="False"
ItemsSource="{Binding View.DataContext.ComboItems}"
Name="PART_Editor"

Reporting_wpf-end-user-report-designer-how-to-hide-a-property-in-the-properties-window-t285448/CS/Dictionary1.xaml#L116

</Grid.Resources>
<dxe:ComboBoxEdit ItemsSource="{Binding Source={StaticResource ItemsSource}}"
        IsTextEditable="False"

wpf-use-devexpress-theme-in-applications/CS/DevExpress.Examples.ThemeSwitcher/MainWindow.xaml#L21

<dxe:ComboBoxEdit VerticalAlignment="Center" Width="200" ItemsSource="{Binding Source={x:Static dx:Theme.Themes}}" x:Name="cbTheme"
                  DisplayMember="Name" ValueMember="Name" EditValueChanged="cbTheme_EditValueChanged" />

how-to-use-editors-with-server-mode-data-sources-e4560/CS/MainWindow.xaml#L11

<dxlc:LayoutItem Label="ComboBoxEdit">
    <dxe:ComboBoxEdit ValidateOnTextInput="True" AutoComplete="True" DisplayMember="Subject" ValueMember="ID" ItemsSource="{Binding Source.Data}"/>
</dxlc:LayoutItem>

VB.NET

how-to-filter-a-lookupedit-in-one-column-based-on-the-value-of-another-column-e3826/VB/MainWindow.xaml.vb#L63

    Dim countryId As Integer = CInt((view.Grid.GetCellValue(e.RowHandle, "CountryId")))
    Editor.ItemsSource = Cities.Where(Function(city) city.CountryId = countryId).ToList()
End Sub

how-to-add-the-custom-menu-item-to-columns-filter-dropdown-list-e4800/VB/DXGrid.CustomFilter/MainWindow.xaml.vb#L26

combo = e.ComboBoxEdit
Dim list As List(Of Object) = TryCast(combo.ItemsSource, List(Of Object))
Dim customItem As New CustomComboBoxItem() With {.DisplayValue = "(Custom)", .EditValue = New CustomComboBoxItem()}

how-to-customize-filter-items-within-a-columns-filter-dropdown-e1533/VB/DXGrid_CustomizingFilterDropdown/Window1.xaml.vb#L27

    filterItems.Add(New CustomComboBoxItem() With {.DisplayValue = "Registered in 2009", .EditValue = CriteriaOperator.Parse(String.Format("[RegistrationDate] >= #{0}# AND [RegistrationDate] < #{1}#", New Date(2009, 1, 1), New Date(2010, 1, 1)))})
    e.ComboBoxEdit.ItemsSource = filterItems
End Sub