Well, the event most likely is unique (your own event, not a default one), so you will send it to that object to process in some way.
otherwise nothing will happen.
you need to write your app in a way that allows them to interact with each other in some way, at simplest through subscriber pattern like structures
otherwise nothing will happen.
you need to write your app in a way that allows them to interact with each other in some way, at simplest through subscriber pattern like structures