iOS12でもXcode Previewsを使いたい！ - Qiita

Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? final class PiyoView: UIStackView { struct Config { let isAlertShown: Bool let alert: String? let isInfoShown: Bool let info: String? let message: String } private var alertBackgroundView: UIView = { let view = UIView() view.backgroundColor = UIColor(named: "alert_red_bg