window.EventTarget
See: https://developer.mozilla.org/en-US/docs/Web/API/EventTarget
addEventListener(eventName, callback, options)
See: EventTarget - addEventListener
| Param | Type | Description | 
|---|---|---|
| eventName | * | |
| callback | * | |
| options | boolean|Object | Boolean value denoting capture value or options object. Currently supports only capture in options object ({ capture: bool_value }). | 
removeEventListener(eventName, callback, options)
See: EventTarget - removeEventListener
| Param | Type | Description | 
|---|---|---|
| eventName | * | |
| callback | * | |
| options | boolean|Object | Boolean value denoting capture value or options object. Currently supports only capture in options object ({ capture: bool_value }). | 
dispatchEvent(event)
| Param | Type | 
|---|---|
| event | * | 
