iOS 进度条 UIProgressView

- (void)initProgressView{

    _myProgressView = [[UIProgressView alloc]initWithProgressViewStyle:UIProgressViewStyleDefault];

    _myProgressView.frame = CGRectMake(0, 4, DTSCREEN_WIDTH, 10);

    _myProgressView.progressTintColor = [UIColor blueColor];

    _myProgressView.trackTintColor = [UIColor whiteColor];

    _myProgressView.progress = 0.5;

    _myProgressView.transform = CGAffineTransformMakeScale(1.0f,5.0f);//修改高度

    [self.view addSubview:_myProgressView];

}