System.Web 2.0.0.0 Classes that implement the interface provide controls with a script that will initiate a callback to the server. A callback differs from the more common postback in that the page processing for the callback recreates the page without changing state information held by the page. For more information on creating callbacks, see Implementing Client Callbacks Without Postbacks in ASP.NET Web Pages. Classes that implement the interface should also implement the interface to handle the events raised by controls.

Defines a method that enables controls to obtain a callback script.

Method System.String To be added. Implementations of the method should return a script that, when run on the client, will initiate a callback to the Web server. The parameter is passed to the method that handles the callback. For more information on creating callbacks, see Implementing Client Callbacks Without Postbacks in ASP.NET Web Pages.

Creates a script for initiating a client callback to a Web server.

A script that, when run on a client, will initiate a callback to the Web server. The arguments used to build the callback script. 2.0.0.0