UIFeedbackGenerators

ViewController.swift

import UIKit
import NorthLayout
import Ikemen


class ViewController: UIViewController {
    override func loadView() {
        super.loadView()

        func button(_ title: String, _ action: Selector) -> UIButton {
            return UIButton(type: .system) ※ {
                $0.backgroundColor = UIColor(white: 0.95, alpha: 1)
                $0.setTitle(title, for: .normal)
                $0.addTarget(self, action: action, for: .touchDown)
            }
        }

        let autolayout = northLayoutFormat(["o": 0.5], [
            "n1": button("Notification 1", #selector(n1)),
            "n2": button("Notification 2", #selector(n2)),
            "n3": button("Notification 3", #selector(n3)),
            "i1": button("Impact 1", #selector(i1)),
            "i2": button("Impact 2", #selector(i2)),
            "i3": button("Impact 3", #selector(i3)),
            "s1": button("Selection 1", #selector(s1)),
            ])
        autolayout("H:|[n1]-o-[n2(==n1)]-o-[n3(==n1)]|")
        autolayout("H:|[i1]-o-[i2(==i1)]-o-[i3(==i1)]|")
        autolayout("H:[n1]-o-[s1(==n2)]-o-[n3]")
        autolayout("V:[i1(==n1)]-o-[n1(==64)]-o-[s1(==n1)]|")
        autolayout("V:[i2(==i1)]-o-[n2(==n1)]-o-[s1]")
        autolayout("V:[i3(==i1)]-o-[n3(==n1)]-o-[s1]")
    }

    func n1() {
        UINotificationFeedbackGenerator().notificationOccurred(.success)
    }

    func n2() {
        UINotificationFeedbackGenerator().notificationOccurred(.warning)
    }

    func n3() {
        UINotificationFeedbackGenerator().notificationOccurred(.error)
    }

    func i1() {
        UIImpactFeedbackGenerator(style: .light).impactOccurred()
    }

    func i2() {
        UIImpactFeedbackGenerator(style: .medium).impactOccurred()
    }

    func i3() {
        UIImpactFeedbackGenerator(style: .heavy).impactOccurred()
    }

    func s1() {
        UISelectionFeedbackGenerator().selectionChanged()
    }
}