NetNewsWire/iOS/UIKit Extensions/InteractiveLabel.swift

68 lines
1.9 KiB
Swift

//
// InteractiveLabel.swift
// NetNewsWire-iOS
//
// Created by Maurice Parker on 11/3/19.
// Copyright © 2019 Ranchero Software. All rights reserved.
//
import UIKit
@IBDesignable
class InteractiveLabel: UILabel, UIEditMenuInteractionDelegate {
override init(frame: CGRect) {
super.init(frame: frame)
commonInit()
}
required init?(coder: NSCoder) {
super.init(coder: coder)
commonInit()
}
func commonInit() {
let gestureRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(handleLongPressGesture(_:)))
self.addGestureRecognizer(gestureRecognizer)
let editMenuInteraction = UIEditMenuInteraction(delegate: self)
addInteraction(editMenuInteraction)
self.isUserInteractionEnabled = true
}
@objc func handleLongPressGesture(_ recognizer: UIGestureRecognizer) {
guard recognizer.state == .began, let recognizerView = recognizer.view else {
return
}
if let interaction = recognizerView.interactions.first(where: { $0 is UIEditMenuInteraction }) as? UIEditMenuInteraction {
let location = recognizer.location(in: recognizerView)
let editMenuConfiguration = UIEditMenuConfiguration(identifier: nil, sourcePoint: location)
interaction.presentEditMenu(with: editMenuConfiguration)
}
}
override var canBecomeFirstResponder: Bool {
return true
}
override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
return (action == #selector(UIResponderStandardEditActions.copy(_:)))
}
override func copy(_ sender: Any?) {
UIPasteboard.general.string = text
}
// MARK: - UIEditMenuInteractionDelegate
func editMenuInteraction(_ interaction: UIEditMenuInteraction, menuFor configuration: UIEditMenuConfiguration, suggestedActions: [UIMenuElement]) -> UIMenu? {
let copyAction = UIAction(title: "Copy", image: nil) { [weak self] action in
self?.copy(nil)
}
return UIMenu(title: "", children: [copyAction])
}
}