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GridOptionsDetail.SmartDetailExpandButtonMode Property

Gets or sets a value which specifies the manner in which master-detail expand buttons are painted.

Namespace: DevExpress.XtraGrid.Views.Grid

Assembly: DevExpress.XtraGrid.v24.1.dll

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


public virtual DetailExpandButtonMode SmartDetailExpandButtonMode { get; set; }

Property Value

Type Default Description
DetailExpandButtonMode Default

A DetailExpandButtonMode enumeration value which specifies whether master-detail expand buttons are displayed grayed out when their associated details don’t contain any data.

Available values:

Name Description

The same as the DetailExpandButtonMode.CheckDefaultDetail option.


Master-detail expand buttons are always displayed in black.


Display master-detail expand buttons as grayed out if the default detail is empty.

The default detail is identified by the GridView.DefaultRelationIndex property


Display master-detail expand buttons as grayed out if all details in the data source corresponding to a master row are empty. All details in the data source are checked, not only the details displayed by the Grid Control (see GridControl.ShowOnlyPredefinedDetails).

Property Paths

You can access this nested property as listed below:

Object Type Path to SmartDetailExpandButtonMode
.OptionsDetail .SmartDetailExpandButtonMode
See Also