wpf-devexpress-dot-xpf-dot-map-dot-iinformationdata-3275cec3.md
Namespace : DevExpress.Xpf.Map
Assembly : DevExpress.Xpf.Map.v25.2.dll
NuGet Package : DevExpress.Wpf.Map
event EventHandler<RequestCompletedEventArgs> OnError
Event OnError As EventHandler(Of RequestCompletedEventArgs)
The OnError event's data class is RequestCompletedEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Cancelled | Gets a value indicating whether an asynchronous operation has been canceled. Inherited from AsyncCompletedEventArgs. |
| Error | Gets a value indicating which error occurred during an asynchronous operation. Inherited from AsyncCompletedEventArgs. |
| Items | Returns all map items generated based on the request result from a map service. |
| UserState | Gets the unique identifier for the asynchronous task. Inherited from AsyncCompletedEventArgs. |
The event data class exposes the following methods:
| Method | Description |
|---|---|
| RaiseExceptionIfNecessary() | Raises a user-supplied exception if an asynchronous operation failed. Inherited from AsyncCompletedEventArgs. |
See Also