mastodon-ios/Mastodon/Scene/Onboarding/PickServer/TableViewCell/PickServerLoaderTableViewCe...

87 lines
3.2 KiB
Swift

//
// PickServerLoaderTableViewCell.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-5-13.
//
import UIKit
import Combine
final class PickServerLoaderTableViewCell: TimelineLoaderTableViewCell {
let containerView: UIView = {
let view = UIView()
view.layoutMargins = UIEdgeInsets(top: 16, left: 16, bottom: 10, right: 16)
view.backgroundColor = Asset.Colors.Background.secondaryGroupedSystemBackground.color
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
let seperator: UIView = {
let view = UIView()
view.backgroundColor = Asset.Colors.Background.systemGroupedBackground.color
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
let emptyStatusLabel: UILabel = {
let label = UILabel()
label.text = L10n.Scene.ServerPicker.EmptyState.noResults
label.textColor = Asset.Colors.Label.secondary.color
label.textAlignment = .center
label.font = UIFontMetrics(forTextStyle: .headline).scaledFont(for: .systemFont(ofSize: 14, weight: .semibold), maximumPointSize: 19)
return label
}()
override func _init() {
super._init()
contentView.addSubview(containerView)
contentView.addSubview(seperator)
NSLayoutConstraint.activate([
// Set background view
containerView.topAnchor.constraint(equalTo: contentView.topAnchor),
containerView.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor),
contentView.readableContentGuide.trailingAnchor.constraint(equalTo: containerView.trailingAnchor),
contentView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor, constant: 1),
// Set bottom separator
seperator.leadingAnchor.constraint(equalTo: containerView.leadingAnchor),
containerView.trailingAnchor.constraint(equalTo: seperator.trailingAnchor),
containerView.topAnchor.constraint(equalTo: seperator.topAnchor),
seperator.heightAnchor.constraint(equalToConstant: 1).priority(.defaultHigh),
])
emptyStatusLabel.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(emptyStatusLabel)
NSLayoutConstraint.activate([
emptyStatusLabel.leadingAnchor.constraint(equalTo: containerView.readableContentGuide.leadingAnchor),
containerView.readableContentGuide.trailingAnchor.constraint(equalTo: emptyStatusLabel.trailingAnchor),
emptyStatusLabel.centerYAnchor.constraint(equalTo: containerView.centerYAnchor),
])
emptyStatusLabel.isHidden = true
contentView.bringSubviewToFront(stackView)
activityIndicatorView.isHidden = false
startAnimating()
}
}
#if canImport(SwiftUI) && DEBUG
import SwiftUI
struct PickServerLoaderTableViewCell_Previews: PreviewProvider {
static var previews: some View {
UIViewPreview(width: 375) {
PickServerLoaderTableViewCell()
}
.previewLayout(.fixed(width: 375, height: 100))
}
}
#endif