InformationLayer.DataRequestCompleted Event

Occurs when a data request has been completed.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v25.1.dll

NuGet Package: DevExpress.Win.Map

Declaration

C#

public event EventHandler<RequestCompletedEventArgs> DataRequestCompleted

VB.NET

Public Event DataRequestCompleted As EventHandler(Of RequestCompletedEventArgs)

Event Data

The DataRequestCompleted 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 the items generated for the layer as the result of a web request.
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.

Example

View Example

Form1.cs

void OnDataRequestCompleted(object sender, RequestCompletedEventArgs e) {
    mapControl.ZoomToFitLayerItems(0.4);
}

Form1.vb

Private Sub OnDataRequestCompleted(ByVal sender As Object, ByVal e As RequestCompletedEventArgs)
    mapControl.ZoomToFitLayerItems(0.4)
End Sub