InvalidRowExceptionEventArgs.ExceptionMode Property

Gets or sets a value that specifies how an exception should be handled.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v19.1.dll

Declaration

C#

public ExceptionMode ExceptionMode { get; set; }

VB.NET

Public Property ExceptionMode As ExceptionMode

Property Value

Type	Description
ExceptionMode	An ExceptionMode enumeration value that specifies how an exception should be handled.

Available values:

Name	Description
DisplayError	Displays a message box, with an error description specified by the InvalidRowExceptionEventArgs.ErrorText property. The message box’s caption can be specified using the InvalidRowExceptionEventArgs.WindowCaption property.
ThrowException	Throws an exception specified by the InvalidRowExceptionEventArgs.Exception property.
NoAction	Displays an error icon and allows an end-user to correct or reset an invalid value.
Ignore	An exception is ignored.

Remarks

Use the ExceptionMode property to specify the action performed when a row has failed validation. You can describe the error and display it in a message box, suppress any action, throw an exception or discard all the changes made.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ExceptionMode 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#

wpf-data-grid-validate-data-rows/CS/DXGrid_ValidateRow/Window1.xaml.cs#L32

private void TableView_InvalidRowException(object sender, InvalidRowExceptionEventArgs e) {
    e.ExceptionMode = ExceptionMode.NoAction;
}

VB.NET

wpf-data-grid-validate-data-rows/VB/DXGrid_ValidateRow/Window1.xaml.vb#L25

Private Sub TableView_InvalidRowException(ByVal sender As Object, ByVal e As InvalidRowExceptionEventArgs)
    e.ExceptionMode = ExceptionMode.NoAction
End Sub