Events propagate through the hierarchy of objects. If necessary, you can stop them (cancel them) once they get to a certain point in the propagation.
http://livedocs.adobe.com/flex/3/html/help.html?content=events_08.html Specifically, the section on Bubbling answers your question. --- In [email protected], "markflex2007" <markflex2...@...> wrote: > > The format for Event constructor like this > Event(event_type:String, bubbles:Boolean, cancelable:Boolean) > > I do not understand what the "cancelable" used for and how to use it. > > Please give me a idea. > > Thanks > > > Mark >

