How to programmatically add a simple default loading(progress) bar in iphone app

Question

I am using http communication in My iPhone app. I want to show a progress bar while it is loading data from server. How can I do it programmatically?

I just want a d

Answer 1

Swift 3 version of @enrique7mc solution

    var indicator = UIActivityIndicatorView(activityIndicatorStyle: UIActivityIndicatorViewStyle.gray)
    indicator.frame = CGRect(x: 0, y: 0, width: 40, height: 40)
    indicator.center = view.center
    view.addSubview(indicator)
    indicator.bringSubview(toFront: view)
    UIApplication.shared.isNetworkActivityIndicatorVisible = true


    indicator.startAnimating()
    indicator.stopAnimating()