TTMSFNCDataGrid.GroupSum Method
Applies a sum aggregate to the group header rows for the specified column.
API unit family: TMSFNCDataGrid
Declaring type: TTMSFNCDataGrid
Inherited from: TTMSFNCCustomDataGrid
Overloads
Overload 1
Applies a sum aggregate to the group header rows for the specified column.
procedure GroupSum(AColumn: Integer; ACalculationOptionsCallback: TTMSFNCDataGridDataGetColumnCalculationOptionsCallback = nil); overload;
Parameters
| Name | Description |
|---|---|
AColumn |
Zero-based column index. |
ACalculationOptionsCallback |
Optional callback to supply per-column calculation options. |
Overload 2
Applies a sum aggregate to the group header rows for the specified columns.
procedure GroupSum(AColumns: TArray<Integer>; ACalculationOptionsCallback: TTMSFNCDataGridDataGetColumnCalculationOptionsCallback = nil); overload;
Parameters
| Name | Description |
|---|---|
AColumns |
Array of zero-based column indices. |
ACalculationOptionsCallback |
Optional callback to supply per-column calculation options. |