109 lines
4.1 KiB
Swift
109 lines
4.1 KiB
Swift
//
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// BreadcrumbItem.swift
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// VDS
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//
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// Created by Kanamarlapudi, Vasavi on 05/03/24.
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//
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import Foundation
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import VDSColorTokens
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import VDSFormControlsTokens
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import Combine
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/// A Breadcrumb Item contains href(link) and selected flag.
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/// Breadcrumb links to its respective page if it is not disabled.
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/// Breadcrumb contains text with a separator by default, highlights text in bold without a separator if selected.
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@objc (VDSBreadcrumbItem)
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open class BreadcrumbItem: ButtonBase {
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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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}
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public override init(frame: CGRect) {
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super.init(frame: .zero)
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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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}
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//--------------------------------------------------
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// MARK: - Public Properties
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//--------------------------------------------------
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open var hideSlash: Bool = false { didSet { setNeedsUpdate() } }
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/// TextStyle used on the titleLabel.
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open override var textStyle: TextStyle { isSelected ? TextStyle.boldBodySmall : TextStyle.bodySmall }
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/// UIColor used on the titleLabel text.
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open override var textColor: UIColor {
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textColorConfiguration.getColor(self)
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}
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open override var textAttributes: [any LabelAttributeModel]? {
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guard hideSlash else { return nil }
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}
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open override var text: String? {
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get { hideSlash ? super.text : "/ \(super.text ?? "")"}
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set { super.text = newValue }
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}
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/// The natural size for the receiving view, considering only properties of the view itself.
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/// The natural size for the receiving view, considering only properties of the view itself.
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open override var intrinsicContentSize: CGSize {
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guard let titleLabel else { return super.intrinsicContentSize }
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// Calculate the titleLabel's intrinsic content size
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let labelSize = titleLabel.sizeThatFits(CGSize(width: self.frame.width, height: CGFloat.greatestFiniteMagnitude))
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// Adjust the size if needed (add any additional padding if your design requires)
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let adjustedSize = CGSize(width: labelSize.width + contentEdgeInsets.left + contentEdgeInsets.right,
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height: labelSize.height + contentEdgeInsets.top + contentEdgeInsets.bottom)
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return adjustedSize
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}
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//--------------------------------------------------
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// MARK: - Private Properties
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//--------------------------------------------------
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private var textColorConfiguration = ControlColorConfiguration().with {
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$0.setSurfaceColors(VDSColor.elementsPrimaryOnlight, VDSColor.elementsPrimaryOndark, forState: .normal)
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$0.setSurfaceColors(VDSColor.interactiveActiveOnlight, VDSColor.interactiveActiveOndark, forState: .disabled)
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$0.setSurfaceColors(VDSColor.interactiveActiveOnlight, VDSColor.interactiveActiveOndark, forState: .highlighted)
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$0.setSurfaceColors(VDSColor.elementsPrimaryOnlight, VDSColor.elementsPrimaryOndark, forState: .selected)
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}
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//--------------------------------------------------
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// MARK: - Overrides
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//--------------------------------------------------
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/// Called once when a view is initialized and is used to Setup additional UI or other constants and configurations.
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open override func setup() {
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super.setup()
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isAccessibilityElement = true
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accessibilityTraits = .button
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accessibilityLabel = "Breadcrumb"
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}
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/// Used to make changes to the View based off a change events or from local properties.
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open override func updateView() {
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//always call last so the label is rendered
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super.updateView()
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}
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/// Resets to default settings.
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open override func reset() {
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super.reset()
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shouldUpdateView = false
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text = nil
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accessibilityCustomActions = []
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isAccessibilityElement = true
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accessibilityTraits = .button
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shouldUpdateView = true
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setNeedsUpdate()
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}
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}
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