is GWT Event System documentation still valid for GWT 2.1.1

is this documentation for GWT Event System, still valid for GWT 2.1.1 ? http://code.google.com/p/google-web-toolkit-incubator/wiki/GwtEventSystem can we use this event system to fire events from our widgets as well as Presenters ? and the 4 steps required to create an Event, are they the still

Re: is GWT Event System documentation still valid for GWT 2.1.1

Almost (it never made it into GWT under that exact form): http://code.google.com/p/google-web-toolkit-incubator/wiki/GwtEventSystem#Steps_to_create_a_custom_event 1. GwtEvent is a generic class, parameterized with the EventHandler type 2. Key is actually named Type, and only parameterized with the