MVCxClientGlobalEvents.BeginCallback Event
Occurs on the client when a callback for server-side processing is initiated.
Declaration
BeginCallback: ASPxClientEvent<MVCxClientGlobalBeginCallbackEventHandler<MVCxClientGlobalEvents>>
Event Data
The BeginCallback event's data class is MVCxClientGlobalBeginCallbackEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
command | Gets a command name that identifies which client action initiated a callback. Inherited from ASPxClientBeginCallbackEventArgs. |
control | Gets an object that initiated a callback. Inherited from ASPxClientGlobalBeginCallbackEventArgs. |
customArgs | Gets an object containing specific information (if any, as name/value pairs) that should be passed as a request parameter from the client to the server side for further processing. |
Remarks
The BeginCallback and MVCxClientGlobalEvents.EndCallback events can be used to perform specific client-side actions (for example, to display and hide an explanatory text or picture) while a callback initiated by a DevExpress MVC extension is being processed on the server side.
See Also