Smrf.NodeXL.ExcelTemplate.VertexWorksheetReader.ReadLayoutAndZOrder C# (CSharp) Method

    ReadLayoutAndZOrder
    (
        ExcelTableReader.ExcelTableRow oRow,
        IVertex oVertex
    )
    {
        Debug.Assert(oRow != null);
        Debug.Assert(oVertex != null);
        AssertValid();

        String sOrder;

        if ( !oRow.TryGetNonEmptyStringFromCell(
            VertexTableColumnNames.LayoutOrder, out sOrder) )
        {
            return (false);
        }

        Single fOrder;

        if ( !Single.TryParse(sOrder, out fOrder) )
        {
            Range oInvalidCell = oRow.GetRangeForCell(
                VertexTableColumnNames.LayoutOrder);

            OnWorkbookFormatError( String.Format(

                "The cell {0} contains an invalid layout order.  The layout"
                + " order, which is optional, must be a number."
                ,
                ExcelUtil.GetRangeAddress(oInvalidCell)
                ),

                oInvalidCell
            );
        }

        oVertex.SetValue( ReservedMetadataKeys.SortableLayoutAndZOrder,
            fOrder);

        return (true);
    }