How To To Disable New Button and Close Button From Lookup Window

void View_ControlsCreated(object sender, EventArgs e) { if (View is DetailView) { LookupPropertyEditor editor = (LookupPropertyEditor)((DetailView)View).FindItem("UnderGroup"); editor.Control.Properties.ShowPopupShadow = true; editor.Control.Properties.PopupSizeable = false; editor.Control.Properties.ShowPopupCloseButton = false; editor.Control.Properties.ShowDropDown = DevExpress.XtraEditors.Controls.ShowDropDown.DoubleClick; } }