UIActivityIndicatorView
2017-01-06 本文已影响20人
哎呦我去叫什么呢
activity = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 30, 30)];//指定进度轮的大小
[activity setCenter:CGPointMake(160, 140)];//指定进度轮中心点
[activity setActivityIndicatorViewStyle:UIActivityIndicatorViewStyleWhiteLarge];//设置进度轮显示类型
[self.view addSubview:activity];
[activity stopAnimating];//关闭
[activity startAnimating];//开启
