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iOS Enumerations and Optionals in Swift Introduction to Enumerations Enum Methods

Posted by Disha Mohta
Disha Mohta
2,248 Points

Not sure how to do this?

i am not sure how to get the values as an instance

buttons.swift 
// Example of UIBarButtonItem instance
// let someButton = UIBarButtonItem(title: "A Title", style: .plain, target: nil, action: nil)

enum BarButton {
    case done(title: String)
    case edit(title: String)
    func button() -> UIBarButtonItem {
    return UIBarButtonItem(title: String, style: UIBarButtonStyle.done, target: nil, action: nil)
    return UIBarButtonItem(title: String, style: UIBarButtonStyle.plain, target: nil, action: nil)

    }

}
let button = UIBarButtonItem(title: "Title", style:

1 Answer

kjvswift93
kjvswift93
13,515 Points
kjvswift93
kjvswift93
13,515 Points 
enum BarButton {
    case done(title: String)
    case edit(title: String)

    func button() -> UIBarButtonItem {
        switch self {
        case .done(let title):
            return UIBarButtonItem(title: title, style: .done, target: nil, action: nil)
        case .edit(let title):
            return UIBarButtonItem(title: title, style: .plain, target: nil, action: nil)
        }

    }
}

let done = BarButton.done(title: "Save")
let button = done.button()