Swift 密码输入框明文与暗文的切换

使用 PasswordTextField 框架

PasswordTextField

编辑密码的时候 密码的显示与隐藏

    override func viewDidLoad() {super.viewDidLoad()// Do any additional setup after loading the view.let passwordField = PasswordTextField(frame: CGRect(x: 50, y: 100, width: 200, height: 50));passwordField.layer.cornerRadius = 4;// 展示密码图标 总是展示passwordField.backgroundColor = UIColor.gray;passwordField.borderStyle = .none;// Editing 编辑时候展示passwordField.showButtonWhile = .Editing;// 图标的颜色passwordField.imageTintColor = .orange;passwordField.customShowSecureTextImage = UIImage.init(named: "不显示密码");passwordField.customHideSecureTextImage = UIImage.init(named: "显示密码");self.view.addSubview(passwordField);}