internal bool TryGetDetailItemProperty(DataGridItemPropertyBase masterItemProperty, out DataGridItemPropertyBase detailItemProperty)
 {
     return(DataGridItemPropertyMap.TryGetTargetItemProperty(m_masterToDetail, masterItemProperty, out detailItemProperty));
 }
 internal bool TryGetMasterItemProperty(DataGridItemPropertyBase detailItemProperty, out DataGridItemPropertyBase masterItemProperty)
 {
     return(DataGridItemPropertyMap.TryGetTargetItemProperty(m_detailToMaster, detailItemProperty, out masterItemProperty));
 }