SummaryItemBase.SummaryType Property
Gets or sets the aggregate function type. This is a dependency property.
Namespace: DevExpress.WinUI.Grid
Assembly: DevExpress.WinUI.Grid.v23.2.dll
NuGet Package: DevExpress.WinUI
Declaration
[DP(SummaryItemType.None, Handler = "OnSummaryChanged")]
public SummaryItemType SummaryType { get; set; }Property Value
| Type | Description |
|---|---|
| SummaryItemType | The aggregate function type. |
Available values:
| Name | Description |
|---|---|
| Sum | The sum of all values in a column. |
| Min | The minimum value in a column. |
| Max | The maximum value in a column. |
| Count | The record count. |
| Average | The average value of a column. |
| Custom | Specifies whether calculations should be performed manually using a specially designed event. |
| None | Disables summary value calculation. |
Remarks
There are five predefined aggregate functions: Sum, Min, Max, Average, and Count. To implement your own aggregate function, set the SummaryType property to SummaryItemType.Custom and handle the GridControl.CustomSummary event.