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ReportDesignerClientSideEventsBuilder.OnServerError(String) Method

Sets the name of the JavaScript function or the entire code that will handle the Web Report Designer's OnServerError client-side event.

Namespace: DevExpress.AspNetCore.Reporting.ReportDesigner

Assembly: DevExpress.AspNetCore.Reporting.v19.1.dll

Declaration

public ReportDesignerClientSideEventsBuilder OnServerError(
    string callback
)
Public Function OnServerError(
    callback As String
) As ReportDesignerClientSideEventsBuilder

Parameters

Name Type Description
callback String

The name of a JavaScript function or the entire JavaScript function code used to handle the OnServerError event.

Returns

Type Description
ReportDesignerClientSideEventsBuilder

A ReportDesignerClientSideEventsBuilder that can be used to further configure the Report Designer Client Side Events.

Remarks

The OnServerError event is raised on the client side each time a server-side error occurs. Handle this event to perform required actions when an Ajax request completes with an error. When implementing a handling function, use the objects passed as parameters. The first parameter passes the event sender that is the ClientReportDesigner object. The second one is an object with the following field exposed.

  • Error
    Provides information about a server-side error.

The following code snippet demonstrates how to show an alert box when any internal server error occurs.

@{
    var designer = Html.DevExpress().ReportDesigner("reportDesigner1").Height("1000px")
        .Bind(Model.Report)
        .DataSources(configureDS => { foreach (var ds in Model.DataSources) { configureDS.Add(ds.Key, ds.Value); } })
        .ClientSideEvents(configure => { configure.OnServerError("onError"); });
}
@designer
See Also