TTMSFNCDataGridDataCustomColumnCalculationEvent Event Type
Object-method variant of the custom column calculation callback.
API unit family: TMSFNCDataGridData
Parameters
| Name | Description |
|---|---|
Sender |
Data object requesting the calculation. |
AColumn |
Zero-based column index being calculated. |
ALevel |
Grouping level for which the calculation is requested. |
AFromRow |
First zero-based row index included in the calculation. |
AToRow |
Last zero-based row index included in the calculation. |
Returns
Calculated aggregate value.