WebDocumentViewerClientSideEventsBuilder.OnServerError(String) Method
Sets the name of the JavaScript function or the entire code that will handle the Web Document Viewer‘s OnServerError client-side event.
Namespace: DevExpress.AspNetCore.Reporting.WebDocumentViewer
Assembly: DevExpress.AspNetCore.Reporting.v19.1.dll
NuGet Package: DevExpress.AspNetCore.Reporting
Declaration
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 |
---|---|
WebDocumentViewerClientSideEventsBuilder | A WebDocumentViewerClientSideEventsBuilder that can be used to further configure the Document Viewer’s 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 ClientDocumentViewer 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 documentViewer = Html.DevExpress().WebDocumentViewer("webDocumentViewer1")
.Height("1000px")
.Bind(Model.Report)
.ClientSideEvents(configure => { configure.OnServerError("onError"); });;
}
@documentViewer