UnboundColumnDataEventArgs Class

A base class for CustomDataEventArgs and CustomColumnDataEventArgs that supplies data for CustomUnboundData-related events.

Namespace : DevExpress.Data

Assembly : DevExpress.Data.v25.2.dll

NuGet Package : DevExpress.Data

Declaration

csharp

public abstract class UnboundColumnDataEventArgs :
    EventArgs

Public MustInherit Class UnboundColumnDataEventArgs
    Inherits EventArgs

CustomUnboundColumnData and CustomUnboundData events fire in the following cases:

Before an unbound column/row is populated with values. The e.IsGetData event parameter is set to true. Use the e.Value event parameter to specify a cell value in the unbound column/row.
When a cell value in an unbound column/row is modified. The e.IsSetData event parameter is set to true. The e.Value parameter contains the modified cell value. Handle the event to save/post the modified cell value to the data source.

Tip

Read the following help topic for additional information: Tutorial - Unbound Columns.