GridControl.ValidateRow Event

Allows you to validate row values.

Namespace: DevExpress.WinUI.Grid

Assembly: DevExpress.WinUI.Grid.v23.2.dll

NuGet Package: DevExpress.WinUI

Declaration

C#

public event EventHandler<GridRowValidationEventArgs> ValidateRow

VB.NET

Public Event ValidateRow As EventHandler(Of GridRowValidationEventArgs)

Event Data

The ValidateRow event's data class is GridRowValidationEventArgs. The following properties provide information specific to this event:

Property	Description
ErrorContent	Gets or sets an object that describes the validation error. Inherited from ValidationEventArgs.
ErrorType	Gets or sets the error icon type. Inherited from ValidationEventArgs.
IsValid	Gets or sets a value which specifies whether the value is valid. Inherited from ValidationEventArgs.
Row	Gets the processed row.
RowHandle	Gets the processed row’s handle.
UpdateSource	Gets the action that caused the validation. Inherited from ValidationEventArgs.
Value	Gets the editor’s value. Inherited from ValidationEventArgs.

The event data class exposes the following methods:

Method	Description
SetError(Object, ErrorType)	Marks the processed input value as invalid and displays an error within the editor with the specified error icon type. Inherited from ValidationEventArgs.
SetError(Object)	Marks the processed input value as invalid and displays an error within the editor. Inherited from ValidationEventArgs.

Remarks

The GridControl raises the ValidateRow event when the control saves changes to a data source. The save changes process starts when a user focuses another row, or you call the DataControlBase.CommitEditing method.

Refer to the following help topic for more information: Row Validation.