WPF Data Grid - Filter a Column's LookUpEdit Based on the Value in Another Column

This example filters the City column's LookUpEdit items based on the Country column's value.

The CellEditTemplate property allows you to display independent editors with different ItemsSource collections. The ItemsSource collection is filtered in the ShownEditor event handler.

Files to Review

• MainWindow.xaml (VB: MainWindow.xaml)
• MainWindow.xaml.cs (VB: MainWindow.xaml.vb)

Documentation

• LookUpEdit
• Assign Editors to Cells
• ShownEditor
• CellValueChanged

More Examples

• WPF Data Grid - Use Custom Editors to Edit Cell Values
• WPF LookUpEdit - Customize the Embedded Data Grid
• WPF LookUpEdit - Display a TreeList as Popup Content
• WPF LookUpEdit - Process New Values