How to set the activity indicator in the navigation bar?

Question

I am new to iphone development. I want to set an activity indicator in the navigation bar. I see my activity indicator below the navigation bar. My code is here

- (IBAction) gomethod : (id) sender {     xxMapSubviewcontroller = [[XxMapSubviewcontroller alloc] init];     [self.navigationController pushViewController:xxMapSubviewcontroller animated:YES];      activityIndicator = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray];     activityIndicator.frame = CGRectMake(0.0, 0.0, 20.0, 20.0);     [activityIndicator startAnimating];      [xxMapSubviewcontroller.view addSubview:activityIndicator]; } 

How can i set my activity indicator in the navigation bar? Please help me out. Thanks.

Answer 1

I add the below piece of code in the view where i wanted the activity indicator in the navigation bar.

activityIndicator = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray]; UIBarButtonItem * barButton = [[UIBarButtonItem alloc] initWithCustomView:activityIndicator]; [self navigationItem].rightBarButtonItem = barButton; [activityIndicator startAnimating]; 

Answer 2

Swift Code:

let activityIndicator = UIActivityIndicatorView(frame: CGRect(x: 0, y: 0, width: 20, height: 20)) let barButton = UIBarButtonItem(customView: activityIndicator) self.navigationItem.setRightBarButton(barButton, animated: true) activityIndicator.startAnimating()