gistfile1.as

// Create a Signal without specific Value Classes
var signal:Signal = new Signal();
 
// Add listeners
signal.add(myListener);
signal.add(myOtherListener);
 
// Dispatch signal
signal.dispatch();
 
// Add one-time listeners that gets removed after first call
signal.addOnce(willOnlyBeCalledOnceListener);
 
// Remove listener
signal.remove(myListener);
 
// Dispatch signal with values
signal.dispatch("my string", "my other string", instanceOfObject);
 
// Create a Signal WITH specific Value Classes
var signalWithValueClasses:Signal = new Signal(String, int);
// Any dispatch on this Signal requires at least a String and an int but can accept more than that, like so:
signalWithValueClasses.dispatch("hello", 25, "I'm optional, but allowed!");