protected internal object GetValueForExcelExport(ExcelColumn col, BaseRecord rec)
{
object val = "";
bool isNull = false;
decimal deciNumber = default(decimal);
if (col == null)
{
return(null);
}
//DFKA value is evaluated in the <tablename>ExportExcelButton_Click method in the <tablename>.controls file
//if (col.DisplayColumn.TableDefinition.IsExpandableNonCompositeForeignKey(col.DisplayColumn))
//{
// // Foreign Key column, so we will use DFKA and String type.
// val = rec.Format(col.DisplayColumn);
//}
//else
//{
switch (col.DisplayColumn.ColumnType)
{
case BaseColumn.ColumnTypes.Number:
case BaseColumn.ColumnTypes.Percentage:
case BaseColumn.ColumnTypes.Currency:
ColumnValue numVal = rec.GetValue(col.DisplayColumn);
//If the value of the column to be exported is nothing, add an empty cell to the Excel file
if (numVal.IsNull)
{
isNull = true;
}
else
{
deciNumber = numVal.ToDecimal();
val = deciNumber;
}
break;
case BaseColumn.ColumnTypes.Date:
ColumnValue dateVal = rec.GetValue(col.DisplayColumn);
if (dateVal.IsNull)
{
isNull = true;
}
else
{
// Specify the default Excel format for the date field
// val = rec.Format(col.DisplayColumn, "s");
// val += ".000";
val = rec.GetValue(col.DisplayColumn).Value;
}
break;
case BaseColumn.ColumnTypes.Very_Large_String:
val = rec.GetValue(col.DisplayColumn).ToString();
break;
case BaseColumn.ColumnTypes.Boolean:
val = rec.Format(col.DisplayColumn);
break;
default:
val = rec.Format(col.DisplayColumn);
break;
}
//}
if (isNull)
{
return(null);
}
else
{
return(val);
}
}