private void detach_detailorders(detailorder entity)
{
this.SendPropertyChanging();
entity.headorder = null;
}
partial void Deletedetailorder(detailorder instance);
partial void Insertdetailorder(detailorder instance);
partial void Updatedetailorder(detailorder instance);
private void attach_detailorders(detailorder entity)
{
this.SendPropertyChanging();
entity.msmenu = this;
}