135 lines
3.8 KiB
Swift
135 lines
3.8 KiB
Swift
//
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// Control.swift
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// VDS
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//
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// Created by Matt Bruce on 7/22/22.
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//
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import Foundation
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import UIKit
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import Combine
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@objc(VDSControl)
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open class Control: UIControl, Handlerable, ViewProtocol, Resettable, UserInfoable, Clickable {
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//--------------------------------------------------
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// MARK: - Combine Properties
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//--------------------------------------------------
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public var subscribers = Set<AnyCancellable>()
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public var onClickSubscriber: AnyCancellable? {
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willSet {
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if let onClickSubscriber {
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onClickSubscriber.cancel()
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}
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}
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}
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//--------------------------------------------------
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// MARK: - Properties
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//--------------------------------------------------
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private var initialSetupPerformed = false
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open var shouldUpdateView: Bool = true
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open var userInfo = [String: Primitive]()
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open var surface: Surface = .light { didSet { setNeedsUpdate() } }
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open var disabled: Bool = false { didSet { isEnabled = !disabled } }
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open override var isSelected: Bool { didSet { setNeedsUpdate() } }
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public var touchUpInsideCount: Int = 0
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var isHighlightAnimating = false
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open override var isHighlighted: Bool {
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didSet {
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if isHighlightAnimating == false && touchUpInsideCount > 0 {
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isHighlightAnimating = true
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UIView.animate(withDuration: 0.1, animations: { [weak self] in
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self?.updateView()
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}) { [weak self] _ in
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//you update the view since this is typically a quick change
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UIView.animate(withDuration: 0.1, animations: { [weak self] in
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self?.updateView()
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self?.isHighlightAnimating = false
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})
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}
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}
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}
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}
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open override var isEnabled: Bool {
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get { !disabled }
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set {
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if disabled != !newValue {
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disabled = !newValue
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}
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isUserInteractionEnabled = isEnabled
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setNeedsUpdate()
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}
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}
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//--------------------------------------------------
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// MARK: - Initializers
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//--------------------------------------------------
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required public init() {
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super.init(frame: .zero)
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initialSetup()
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}
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public override init(frame: CGRect) {
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super.init(frame: .zero)
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initialSetup()
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}
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public required init?(coder: NSCoder) {
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super.init(coder: coder)
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initialSetup()
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}
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//--------------------------------------------------
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// MARK: - Setup
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//--------------------------------------------------
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open func initialSetup() {
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if !initialSetupPerformed {
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initialSetupPerformed = true
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setup()
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setNeedsUpdate()
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}
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}
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override open func accessibilityActivate() -> Bool {
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// Hold state in case User wanted isAnimated to remain off.
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guard isUserInteractionEnabled else { return false }
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sendActions(for: .touchUpInside)
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return true
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}
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//--------------------------------------------------
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// MARK: - Overrides
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//--------------------------------------------------
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open func updateView() {
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updateAccessibilityLabel()
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}
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open func updateAccessibilityLabel() {
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}
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open func reset() {
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backgroundColor = .clear
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surface = .light
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disabled = false
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}
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// MARK: - ViewProtocol
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/// Will be called only once.
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open func setup() {
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backgroundColor = .clear
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translatesAutoresizingMaskIntoConstraints = false
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insetsLayoutMarginsFromSafeArea = false
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}
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}
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