Container Flex


    
        
            
                import mx.core.UIComponent;
    
                public function disableTab(value:int = 0):void{
                    if(value == 0){
                        (navigator.getChildAt(navigator.numChildren - 1) as UIComponent).enabled = false;
                    }
                    else
                    {
                        (navigator.getChildAt(value) as UIComponent).enabled = false;
                    }
                }