BackstageEvent Class

Backstage Event class.

Extends

Inherited methods

Name Inherited from Description
addListener(listener: (args: BackstageEventArgs) => void, scope?: any): () => void BeEvent Registers a Listener to be executed whenever this event is raised.
addOnce(listener: (args: BackstageEventArgs) => void, scope?: any): () => void BeEvent Registers a callback function to be executed only once when the event is raised.
clear(): void BeEvent Clear all Listeners from this BeEvent.
emit(args: BackstageEventArgs): void BeUiEvent Raises event with single strongly typed argument.
has(listener: (args: BackstageEventArgs) => void, scope?: any): boolean BeEvent Determine whether this BeEvent has a specified listener registered.
raiseEvent(...args: any[]): void BeEvent Raises the event by calling each registered listener with the supplied arguments.
removeListener(listener: (args: BackstageEventArgs) => void, scope?: any): boolean BeEvent Un-register a previously registered listener.

Inherited properties

Name Type Inherited from Description
numberOfListeners number BeEvent The number of listeners currently subscribed to the event.

Defined in

Last Updated: 08 January, 2020