GridGroupSummaryItemCollection.Add(SummaryItemType, String, GridColumn, String, IFormatProvider) Method

Creates a new group summary item with the specified settings and adds it to the end of the collection.

Namespace: DevExpress.XtraGrid

Assembly: DevExpress.XtraGrid.v23.2.dll

NuGet Packages: DevExpress.Win.Grid, DevExpress.Win.Navigation

Declaration

C#

[EditorBrowsable(EditorBrowsableState.Never)]
public virtual GridGroupSummaryItem Add(
    SummaryItemType summaryType,
    string fieldName,
    GridColumn showInColumn,
    string displayFormat,
    IFormatProvider formatProvider
)

VB.NET

<EditorBrowsable(EditorBrowsableState.Never)>
Public Overridable Function Add(
    summaryType As SummaryItemType,
    fieldName As String,
    showInColumn As GridColumn,
    displayFormat As String,
    formatProvider As IFormatProvider
) As GridGroupSummaryItem

Parameters

Name	Type	Description
summaryType	SummaryItemType	A SummaryItemType enumeration value specifying the aggregation function type. This value initializes the new item’s GridSummaryItem.SummaryType property.
fieldName	String	A String value specifying the name of a dataset field whose values are used for summary calculation. This value initializes the new item’s GridSummaryItem.FieldName property.
showInColumn	GridColumn	A GridColumn object (or descendant) specifying the column whose footer cells should display summary values. null (Nothing in Visual Basic) to display summary values within group rows. This value initializes the created item’s GridGroupSummaryItem.ShowInGroupColumnFooter property.
displayFormat	String	A String value specifying the summary value’s format. This value initializes the new item’s GridSummaryItem.DisplayFormat property.
formatProvider	IFormatProvider	An IFormatProvider object that implements a formatting routine. This value is assigned to the GridSummaryItem.Format property.

Returns

Type	Description
GridGroupSummaryItem	A GridGroupSummaryItem object representing the new summary item.