GroupSummarySortInfoCollection.Add(GroupSummarySortInfo) Method

Appends a GroupSummarySortInfo object to the collection.

Namespace : DevExpress.XtraGrid.Columns

Assembly : DevExpress.XtraGrid.v25.2.dll

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

Declaration

csharp

public GroupSummarySortInfo Add(
    GroupSummarySortInfo info
)

Public Function Add(
    info As GroupSummarySortInfo
) As GroupSummarySortInfo

Name	Type	Description
info	GroupSummarySortInfo

A GroupSummarySortInfo object to add to the collection. If null ( Nothing in Visual Basic) an exception is raised.

Type	Description
GroupSummarySortInfo

The GroupSummarySortInfo object which was added to the collection. null ( Nothing in Visual Basic) if it couldn’t be added to the collection.

A GroupSummarySortInfo object cannot be added to the collection in the following cases:

the collection doesn’t belong to any View (its GroupSummarySortInfoCollection.View property’s value is null );
the summary item used to calculate the summary values for groups of rows doesn’t exist (the GroupSummarySortInfo.SummaryItem property’s value is null );
summary value calculation is disabled for the summary item (the summary item’s GridSummaryItem.SummaryType property is set to the SummaryItemType.None value).