A method and apparatus for a data processing system for accessing classes and methods in an object oriented system. Responsive to receiving a selected user input to a container, a view event is sent from a view controller to an application mediator. The view event identifies an action taken to generate...http://www.google.com.au/patents/US6748570?utm_source=gb-gplus-sharePatent US6748570 - Sending a view event, and a request event having a class name and a method name