BaseClass

---

API Reference

---

new BaseClass()

Params	Type	Details

---

Instance method

• addEventListener(eventName)

  Adds an event listener.

  Params	Type	Details
  eventName	string	event name

  :arrow_right: Observable<any>

• addEventListenerOnce(eventName)

  Adds an event listener that works once.

  Params	Type	Details
  eventName	string	event name

  :arrow_right: Promise<any>

• on(eventName)

  The same as addEventListener.

• one(eventName)

  The same as addEventListenerOnce.

• get(key)

  Gets a value

  Params	Type	Details
  key	string	key name

  :arrow_right: any

• set(key, value, noNotify?)

  Sets a value with key

  Params	Type	Details
  key	string	The key name for the value. `(key)_changed` will be fired when you set value through this method.
  value	any	any value
  noNotify	boolean	(optional) True if you want to prevent firing the `(key)_changed` event.

• bindTo(key, target, targetKey?, noNotify?)

  Bind a key to another object

  Params	Type	Details
  key	string	The property name you want to observe.
  target	BaseClass	The target object you want to observe.
  targetKey	string	(optional)The property name you want to observe. If you omit this, the `key` argument is used.
  noNotify	boolean	(optional) True if you want to prevent `(key)_changed` event when you bind first time, because the internal status is changed from `undefined` to something.

• empty()

  Clears all stored values

• destroy()

  Executes off() and empty()

• removeEventListener(eventName?, listener?)

  Remove event listener(s)
  The removeEventListener() has three usages:
  

  • removeEventListener("eventName", listenerFunction); This removes one particular event listener
  • removeEventListener("eventName"); This removes the event listeners that added for the event name.
  • removeEventListener(); This removes all listeners.

  Params	Type	Details
  eventName	string	(optional)event name
  listener	function	(optional)Event listener

• off(eventName?, listener?)

  The same as removeEventListener.