iOS-视图-UIActivityIndicatorView 等待提示器

宽高不可变

    //菊花
    UIActivityIndicatorView* aiv = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(100, 100, 100, 100)];//整个view的大小，不是菊花的大小
    [self.view addSubview:aiv];
    //[aiv release];
    //类型
    [aiv setActivityIndicatorViewStyle:UIActivityIndicatorViewStyleWhiteLarge];
    /*
     UIActivityIndicatorViewStyleWhiteLarge, //白 大
     UIActivityIndicatorViewStyleWhite, //白
     UIActivityIndicatorViewStyleGray //灰
     */

    //设置颜色
    [aiv setColor:[UIColor redColor]];
    //停止的时候是否显示出来
    [aiv setHidesWhenStopped:YES];
    //开始，停止，是否在动画/停止
    [aiv startAnimating];
    //[aiv stopAnimating];
    //[aiv isAnimating];