new ()
read onlycanceled:Bool
read onlycompleted:Bool
doWork:Event<Dynamic ‑> Void> = new Event<Dynamic>()
onComplete:Event<Dynamic ‑> Void> = new Event<Dynamic>()
onError:Event<Dynamic ‑> Void> = new Event<Dynamic>()
onProgress:Event<Dynamic ‑> Void> = new Event<Dynamic>()
cancel ():Void
run (?message:Dynamic):Void
sendComplete (?message:Dynamic):Void
sendError (?message:Dynamic):Void
sendProgress (?message:Dynamic):Void