ValidationEventArgs Class

Provides data for the BaseEdit.Validate event.

Namespace: DevExpress.Xpf.Editors

Assembly: DevExpress.Xpf.Core.v24.2.dll

NuGet Package: DevExpress.Wpf.Core

Declaration

C#

public class ValidationEventArgs :
    RoutedEventArgs

VB.NET

Public Class ValidationEventArgs
    Inherits RoutedEventArgs

Related API Members

ValidationEventArgs is the data class for the following events:

• BaseEdit.Validate

Remarks

Handle the BaseEdit.Validate event to manually validate the editor (e.g. to limit the range of valid values, implement a custom a conditional validation mechanism, etc). If the value is invalid, set the ValidationEventArgs.IsValid property to false. The ValidationEventArgs.ErrorContent and ValidationEventArgs.ErrorType properties allow you to customize the error description.

To learn more, see Input Validation.

Inheritance

Object

EventArgs

RoutedEventArgs

ValidationEventArgs

GridRowValidationEventArgs

TreeViewNodeValidationEventArgs

TreeListNodeValidationEventArgs

TreeListCellValidationEventArgs

GridCellValidationEventArgs