1
2
3
4
5
6
7
8
9

...

- (void)initSpinner {
	cLoadingView = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];
	UIBarButtonItem *activityButton = [[UIBarButtonItem alloc] initWithCustomView: cLoadingView];
	self.navigationItem.rightBarButtonItem = activityButton;		
}

...