我展示了一个包含子视图、图像和消息的子视图。我需要在特定持续时间/时间(5 秒)后迅速删除此子视图。子视图的代码如下:
var HideView = UIView (frame: CGRectMake(0 , 0, 320, 480));
HideView.backgroundColor = UIColor(red:0.0, green:0.0, blue:0.0, alpha:0.6);
var ErrorView = UIView (frame: CGRectMake(0, 40, 320, 70));
ErrorView.backgroundColor = UIColor(red:0.8, green:0.376, blue:0.094, alpha:1.0);
ErrorView.clipsToBounds = true;
ErrorView.layer.shouldRasterize = true
HideView.addSubview(ErrorView)
var ErrorImageView = UIImageView(frame: CGRectMake(5, 5, 30, 30));
var ErrorImage = UIImage(named: "error_icon_white.pdf");
ErrorImageView.image = ErrorImage;
ErrorView.addSubview(ErrorImageView)
var ErrorLabel = UILabel (frame: CGRectMake(50, 0, 270, 70));
ErrorLabel.backgroundColor = UIColor.clearColor();
ErrorLabel.textColor = UIColor.whiteColor()
ErrorLabel.font = UIFont(name: "Gotham", size: 1)
ErrorLabel.numberOfLines = 3
var errmsg = "Hello world"
ErrorLabel.text = errmsg;
ErrorView.addSubview(ErrorLabel)
self.view.addSubview(HideView);
我能达到这个要求吗?如果是,那么如何?提前致谢。