81 lines
2.3 KiB
Swift
81 lines
2.3 KiB
Swift
//
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// SidebarListTableViewCell.swift
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// Mastodon
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//
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// Created by Cirno MainasuK on 2021-9-24.
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//
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import UIKit
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import Combine
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final class SidebarListCollectionViewCell: UICollectionViewListCell {
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var disposeBag = Set<AnyCancellable>()
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var item: SidebarListContentView.Item?
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var _contentView: SidebarListContentView? {
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guard let view = contentView as? SidebarListContentView else {
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assertionFailure()
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return nil
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}
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return view
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}
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override func prepareForReuse() {
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super.prepareForReuse()
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disposeBag.removeAll()
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}
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override init(frame: CGRect) {
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super.init(frame: frame)
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_init()
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}
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required init?(coder: NSCoder) {
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super.init(coder: coder)
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_init()
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}
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}
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extension SidebarListCollectionViewCell {
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private func _init() {
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}
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override func updateConfiguration(using state: UICellConfigurationState) {
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var newConfiguration = SidebarListContentView.ContentConfiguration().updated(for: state)
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newConfiguration.item = item
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contentConfiguration = newConfiguration
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var newBackgroundConfiguration = UIBackgroundConfiguration.listSidebarCell().updated(for: state)
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// Customize the background color to use the tint color when the cell is highlighted or selected.
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if state.isSelected || state.isHighlighted {
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newBackgroundConfiguration.backgroundColor = Asset.Colors.brandBlue.color
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}
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if state.isHighlighted {
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newBackgroundConfiguration.backgroundColorTransformer = .init { $0.withAlphaComponent(0.8) }
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}
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backgroundConfiguration = newBackgroundConfiguration
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let needsOutlineDisclosure = item?.needsOutlineDisclosure ?? false
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if !needsOutlineDisclosure {
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accessories = []
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} else {
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let tintColor: UIColor = state.isHighlighted || state.isSelected ? .white : Asset.Colors.brandBlue.color
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accessories = [
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UICellAccessory.outlineDisclosure(
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displayed: .always,
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options: UICellAccessory.OutlineDisclosureOptions(tintColor: tintColor),
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actionHandler: nil
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)
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]
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}
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}
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}
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