InvalidItemExceptionArgs.ExceptionMode Property

Gets or sets how to handle an exception.

Namespace: DevExpress.Mvvm.Xpf

Assembly: DevExpress.Mvvm.v25.1.dll

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

Declaration

C#

public ExceptionMode ExceptionMode { get; set; }

VB.NET

Public Property ExceptionMode As ExceptionMode

Property Value

Type	Description
ExceptionMode	A value that specifies how to handle an exception.

Available values:

Name	Description
DisplayError	Displays an error message box with text specified by the ErrorText property. Use the WindowCaption property to specify the message box’s caption.
ThrowException	Throws an exception. Use the Exception property to get this exception.
NoAction	Displays an error icon and does not allow users to focus other rows until values are corrected.
Ignore	Ignores an exception.

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/ValidateRow_MVVM/MainViewModel.cs#L72

public void InvalidRow(InvalidRowExceptionArgs args) {
    args.ExceptionMode = ExceptionMode.NoAction;
}

VB.NET

wpf-data-grid-validate-data-rows/VB/ValidateRow_MVVM/MainViewModel.vb#L63

Public Sub InvalidRow(ByVal args As InvalidRowExceptionArgs)
    args.ExceptionMode = ExceptionMode.NoAction
End Sub