private void PromptActorsCombobox_LostFocus(object sender, RoutedEventArgs e) { try { if (!AdditionalData.GetWidgetAnchorNames().Contains(PromptActorsCombobox.Text) && PromptActorsCombobox.Text.Length > 0) { AdditionalData.AddWidgetAnchor(PromptActorsCombobox.Text); } } catch (Exception) { } OnNodeDataChanged(sender, e); }