TreeListInvalidNodeExceptionEventArgs.ExceptionMode Property
Gets or sets a value that specifies how an exception should be handled.
Namespace: DevExpress.Xpf.Grid.TreeList
Assembly: DevExpress.Xpf.Grid.v18.2.dll
Declaration
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 node 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.