GridColumn.GroupIndex Property

Gets or sets the column’s position among grouping columns.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v18.2.dll

Declaration

C#

[Browsable(false)]
public int GroupIndex { get; set; }

VB.NET

<Browsable(False)>
Public Property GroupIndex As Integer

Property Value

Type	Description
Int32	An integer value that specifies the column’s position among grouping columns. -1 if a View isn’t grouped by the values of this column.

Remarks

To learn more, see Grouping in Code.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the GroupIndex 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#

how-to-apply-sorting-by-summary-along-with-sorting-by-the-column-e4611/CS/GroupSorting/MainWindow.xaml#L20

<dxg:GridColumn FieldName="OrderDate"
                GroupIndex="0"
                GroupInterval="DateYear"/>

how-to-select-all-group-subitems-when-a-group-row-is-clicked-wpf-e4617/CS/GridGroupSelect/MainWindow.xaml#L11

<dxg:GridColumn FieldName="Id"/>
<dxg:GridColumn FieldName="Group" GroupIndex="0"/>
<dxg:GridColumn FieldName="Name" GroupIndex="1"/>

how-to-implement-custom-grouping-e1530/CS/DXGrid_CustomGrouping/Window1.xaml#L16

<dxg:GridColumn FieldName="LastName" />
<dxg:GridColumn FieldName="UnitPrice" SortMode="Custom" GroupIndex="0">
    <dxg:GridColumn.EditSettings>

how-to-implement-custom-collection-that-loads-data-asynchronously-e4729/CS/AsyncDataLoading/Core/AsynchronousDataLoadingBehavior.cs#L64

    if(!bhvr.IsGridEnabled) return;
    column.GroupIndex = (int)e.NewValue;
}

how-to-sort-group-rows-by-summary-values-e1540/CS/DXSample_SortGroupsBySummary/Window1.xaml#L9

<dxg:GridColumn FieldName="UserName">User Name</dxg:GridColumn>
<dxg:GridColumn FieldName="RegistrationDate" GroupIndex="0">
    Registration Date</dxg:GridColumn>

VB.NET

how-to-implement-custom-collection-that-loads-data-asynchronously-e4729/VB/AsyncDataLoading/Core/AsynchronousDataLoadingBehavior.vb#L49

    End If
    column.GroupIndex = DirectCast(e.NewValue, Integer)
End Sub

how-to-apply-sorting-by-summary-along-with-sorting-by-the-column-e4611/VB/GroupSorting/GroupSummaryOptions.vb#L95

For Each col As GridColumn In Grid.Columns
    If col.GroupIndex > -1 Then
        result.Add(col)

how-to-implement-custom-grouping-e1530/VB/DXGrid_CustomGrouping/Window1.xaml.vb#L47

Dim groupLevel As Integer = grid.GetRowLevelByRowHandle(e.RowHandle)
If groupLevel <> e.Column.GroupIndex Then
    Return