/// <summary>gets the object that contains the array (m_field)</summary>
internal static object GetDPTTargetObject(UICustomControl dpt) =>
dpt.GetFieldValue <object>("m_TargetObject");
/// <summary>gets the array field(m_field)</summary>
internal static FieldInfo GetDPTField(UICustomControl dpt) =>
dpt.GetFieldValue <object>("m_Field") as FieldInfo;
internal static UIButton GetDPTSelectButton(UICustomControl dpt) =>
dpt.GetFieldValue <UIButton>("m_SelectButton");