forked from zelo72/mastodon-ios
73 lines
2.1 KiB
Swift
73 lines
2.1 KiB
Swift
//
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// TrendCollectionViewCell.swift
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// Mastodon
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//
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// Created by MainasuK on 2022-1-18.
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//
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import UIKit
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import Combine
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import MetaTextKit
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import MastodonAsset
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import MastodonUI
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final class TrendCollectionViewCell: UICollectionViewCell {
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var _disposeBag = Set<AnyCancellable>()
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let trendView = TrendView()
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override func prepareForReuse() {
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super.prepareForReuse()
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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 TrendCollectionViewCell {
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private func _init() {
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ThemeService.shared.currentTheme
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.map { $0.secondarySystemGroupedBackgroundColor }
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.sink { [weak self] backgroundColor in
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guard let self = self else { return }
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self.backgroundColor = backgroundColor
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self.setNeedsUpdateConfiguration()
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}
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.store(in: &_disposeBag)
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trendView.translatesAutoresizingMaskIntoConstraints = false
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contentView.addSubview(trendView)
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NSLayoutConstraint.activate([
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trendView.topAnchor.constraint(equalTo: contentView.topAnchor),
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trendView.leadingAnchor.constraint(equalTo: contentView.leadingAnchor),
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trendView.trailingAnchor.constraint(equalTo: contentView.trailingAnchor),
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trendView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
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])
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}
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override func updateConfiguration(using state: UICellConfigurationState) {
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super.updateConfiguration(using: state)
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var backgroundConfiguration = UIBackgroundConfiguration.listGroupedCell()
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backgroundConfiguration.backgroundColorTransformer = .init { _ in
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if state.isHighlighted || state.isSelected {
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return ThemeService.shared.currentTheme.value.tableViewCellSelectionBackgroundColor
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}
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return ThemeService.shared.currentTheme.value.secondarySystemGroupedBackgroundColor
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}
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self.backgroundConfiguration = backgroundConfiguration
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}
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}
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