SummaryItemBase.SummaryType Property

Gets or sets the aggregate function type. This is a dependency property.

Namespace: DevExpress.UI.Xaml.Grid

Assembly: DevExpress.UI.Xaml.Grid.v21.2.dll

NuGet Package: DevExpress.Uwp.Controls

Declaration

C#

[XtraSerializableProperty]
public SummaryItemType SummaryType { get; set; }

VB.NET

<XtraSerializableProperty>
Public Property SummaryType As SummaryItemType

Property Value

Type	Description
SummaryItemType	A SummaryItemType enumeration value that specifies 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.