IEnumerable <ActionTreeViewItem> GetSelectedRows() { if (m_Tree != null && m_Tree.HasFocus()) { return(m_Tree.GetSelectedRows()); } if (m_ActionMapsTree != null && m_ActionMapsTree.HasFocus()) { return(m_ActionMapsTree.GetSelectedRows()); } if (m_ActionsTree != null && m_ActionsTree.HasFocus()) { return(m_ActionsTree.GetSelectedRows()); } return(null); }