Mixin: module:decor/Evented

module:decor/Evented

Base class to add on() and emit() methods to a class for listening for events and emitting events.

Source:

Example

var EventedSubClass = dcl(Evented, {...});
var instance = new EventedSubClass();
instance.on("open", function (event) {
    ... do something with event
});
instance.emit("open", {name: "some event", ...});
Show inherited

Methods

emit(type, var_args)

Emit specified event.

Parameters:
Name Type Argument Description
type string

Name of event.
var_args anything <repeatable>

Parameters to pass to the listeners for this event.
Source:

on(type, listener) → {Object}

Setup listener to be called when specified event is fired.

Parameters:
Name Type Description
type string

Name of event.
listener function

Callback for when event occurs.
Source:
Returns:

Handle with destroy() method to stop listening to event.

Type
Object