/// <summary>/// 根據行，列索引來獲取RepositoryItem/// </summary>/// <param name="view">GridView</param>/// <param name="rowIndex">行索引</param>/// <param name="columnIndex">列索引</param>/// <returns>RepositoryItem</returns>public static RepositoryItem GetRepositoryItem(this GridView view, int rowIndex, int columnIndex){  GridViewInfo _viewInfo = view.GetViewInfo() as GridViewInfo;  GridDataRowInfo _viewRowInfo = _viewInfo.RowsInfo.FindRow(rowIndex) as GridDataRowInfo;  return _viewRowInfo.Cells[columnIndex].Editor;}