let swithch = UISwitch(frame: CGRectMake(100.0,0.0,0.0)) self.view.addSubview(swithch) swithch.on = false swithch.addTarget(self,action: Selector("switchValueChange:"),forControlEvents: UIControlEvents.ValueChanged)
// MARK: - switchValueChange func switchValueChange(sender:UISwitch) { let activityview = self.view.viewWithTag(1000) as! UIActivityIndicatorView let openStatus = sender.on if openStatus { if !activityview.isAnimating() { activityview.startAnimating() } } else { activityview.stopAnimating() } }