This enumeration lists the options for DesignerSerializationVisibilityAttribute . public enum DesignerSerializationVisibility { Hidden = 0 , Visible = 1 , Content = 2 } Hierarchy System.Object Returned ByDesignerSerializationVisibilityAttribute.Visibility , PropertyDescriptor.SerializationVisibility Passed ToDesignerSerializationVisibilityAttribute.DesignerSerializationVisibilityAttribute( ) |