CustomSummaryEventArgs.SummaryProcess Property

Gets a value indicating calculation stage.

Namespace: DevExpress.Data

Assembly: DevExpress.Data.v24.1.dll

NuGet Package: DevExpress.Data

Declaration

C#

public CustomSummaryProcess SummaryProcess { get; }

VB.NET

Public ReadOnly Property SummaryProcess As CustomSummaryProcess

Property Value

Type	Description
CustomSummaryProcess	A CustomSummaryProcess enumeration value indicating calculation stage.

Available values:

Name	Description
Start	Indicates that the process of custom summary calculation is about to be started.
Calculate	Indicates that custom summary calculation is in progress. This means the event is raised for a specific data row containing the field value used to calculate the processed custom summary.
Finalize	Indicates that the process of custom summary calculation is finished.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the SummaryProcess property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

winforms-grid-customize-footer-menu-calculate-custom-totals/CS/Form1.cs#L78

{
    if (e.SummaryProcess == DevExpress.Data.CustomSummaryProcess.Start)
        validRowCount = 0;

wpf-data-grid-summarize-empty-cells/CS/CustomSummary_EmptyCells_CodeBehind/MainWindow.xaml.cs#L36

    return;
if(e.SummaryProcess == CustomSummaryProcess.Start) {
    e.TotalValue = 0;

VB.NET

winforms-grid-customize-footer-menu-calculate-custom-totals/VB/Form1.vb#L68

If Equals("Count", item.Tag) Then
    If e.SummaryProcess = DevExpress.Data.CustomSummaryProcess.Start Then validRowCount = 0
    If e.SummaryProcess = DevExpress.Data.CustomSummaryProcess.Calculate Then

wpf-data-grid-summarize-empty-cells/VB/CustomSummary_EmptyCells_CodeBehind/MainWindow.xaml.vb#L31

If Not Equals(CType(e.Item, GridSummaryItem).FieldName, "Number") Then Return
If e.SummaryProcess = CustomSummaryProcess.Start Then
    e.TotalValue = 0