RadGridView Column Filtering Enum Values

Environment

Product Version	2023.2.718
Product	RadGridView for WPF

Description

How to filter Enum values in GridView column and display all of them in the distinct value filter.

Solution

You can use the DistinctValuesLoading event of RadGridView.

private void RadGridView_DistinctValuesLoading(object sender,   Telerik.Windows.Controls.GridView.GridViewDistinctValuesLoadingEventArgs e) 
{ 
    var dataColumn = e.Column as GridViewBoundColumnBase; 
    if (dataColumn != null && dataColumn.DataType.IsEnum) 
    { 
        e.ItemsSource = Enum.GetValues(dataColumn.DataType); 
    } 
}