turn the {@link StageReference#STAGE_DEFAULT default stage}; otherwise <code>null</code>.
        */
        override public function get stage():Stage {
            if (super.stage == null) {
                try {
                    return StageReference.getStage();
                } catch (e:Error) {}
            }
            
            return super.stage;
        }
        
        public function get destroyed():Boolean {
            return this._isDestroyed;
        }
        
        /**
         