Created
June 23, 2022 06:43
-
-
Save glennposadas/df43e50232d08c13a265180ec5936979 to your computer and use it in GitHub Desktop.
vertical uibutton
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import UIKit | |
class ViewController: UIViewController { | |
var button: VerticalButton! | |
override func viewDidLoad() { | |
super.viewDidLoad() | |
// Do any additional setup after loading the view. | |
view.backgroundColor = .red | |
button = VerticalButton(icon: .init(named: "ic_poll_results")!, title: "Results") | |
button.addTarget(self, action: #selector(boom), for: .touchUpInside) | |
button.translatesAutoresizingMaskIntoConstraints = false | |
view.addSubview(button) | |
NSLayoutConstraint.activate([ | |
button.centerYAnchor.constraint(equalTo: view.centerYAnchor), | |
button.centerXAnchor.constraint(equalTo: view.centerXAnchor), | |
button.widthAnchor.constraint(equalToConstant: 50), | |
button.heightAnchor.constraint(equalToConstant: 50), | |
]) | |
} | |
@objc | |
func boom() { | |
print("boom") | |
} | |
} | |
/** | |
A custom `UIButton` that has custom label and imageView | |
which are both aligned vertically. Image at the top, label at the bottom. | |
*/ | |
class VerticalButton: UIButton { | |
private(set) var icon: UIImage! | |
private(set) var title: String! | |
convenience init(icon: UIImage, title: String) { | |
self.init(frame: .zero) | |
self.icon = icon | |
self.title = title | |
layout() | |
} | |
override var isHighlighted: Bool { | |
didSet { | |
subviews.forEach { | |
$0.alpha = self.isHighlighted ? 0.6 : 1.0 | |
} | |
} | |
} | |
} | |
private extension VerticalButton { | |
func layout() { | |
let imageView = UIImageView(image: icon) | |
imageView.isUserInteractionEnabled = false | |
imageView.contentMode = .scaleAspectFit | |
let titleLabel = UILabel() | |
titleLabel.font = .systemFont(ofSize: 14) | |
titleLabel.text = title | |
titleLabel.textAlignment = .center | |
titleLabel.isUserInteractionEnabled = false | |
let stackView = UIStackView(arrangedSubviews: [ | |
imageView, | |
titleLabel | |
]) | |
stackView.axis = .vertical | |
stackView.spacing = 4 | |
stackView.isUserInteractionEnabled = false | |
stackView.translatesAutoresizingMaskIntoConstraints = false | |
addSubview(stackView) | |
NSLayoutConstraint.activate([ | |
stackView.topAnchor.constraint(equalTo: topAnchor), | |
stackView.bottomAnchor.constraint(equalTo: bottomAnchor), | |
stackView.leadingAnchor.constraint(equalTo: leadingAnchor), | |
stackView.trailingAnchor.constraint(equalTo: trailingAnchor) | |
]) | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment