Stopping an Event Dispatch

At any point during the event flow, every event listener can put a stop on the entire event dispatch.
To stop an event dispatch, we invoke the Event class’s instance method stopImmediatePropagation() or stopPropagation().
For example, suppose we have a Sprite, container that contains a TextField, child:
var container:Sprite = new Sprite();
var child:TextField = new TextField();
child.text = “click [...]