mirror of
https://github.com/passepartoutvpn/wireguard-apple.git
synced 2024-12-24 10:32:36 +00:00
90acf2b220
A bit overdue, but better late than never. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
123 lines
4.7 KiB
Swift
123 lines
4.7 KiB
Swift
// SPDX-License-Identifier: MIT
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// Copyright © 2018-2020 WireGuard LLC. All Rights Reserved.
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import UIKit
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class TunnelListCell: UITableViewCell {
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var tunnel: TunnelContainer? {
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didSet(value) {
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// Bind to the tunnel's name
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nameLabel.text = tunnel?.name ?? ""
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nameObservationToken = tunnel?.observe(\.name) { [weak self] tunnel, _ in
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self?.nameLabel.text = tunnel.name
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}
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// Bind to the tunnel's status
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update(from: tunnel?.status)
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statusObservationToken = tunnel?.observe(\.status) { [weak self] tunnel, _ in
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self?.update(from: tunnel.status)
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}
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}
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}
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var onSwitchToggled: ((Bool) -> Void)?
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let nameLabel: UILabel = {
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let nameLabel = UILabel()
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nameLabel.font = UIFont.preferredFont(forTextStyle: .body)
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nameLabel.adjustsFontForContentSizeCategory = true
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nameLabel.numberOfLines = 0
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return nameLabel
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}()
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let busyIndicator: UIActivityIndicatorView = {
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if #available(iOS 13.0, *) {
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let busyIndicator = UIActivityIndicatorView(style: .medium)
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busyIndicator.hidesWhenStopped = true
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return busyIndicator
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} else {
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let busyIndicator = UIActivityIndicatorView(style: .gray)
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busyIndicator.hidesWhenStopped = true
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return busyIndicator
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}
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}()
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let statusSwitch = UISwitch()
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private var statusObservationToken: AnyObject?
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private var nameObservationToken: AnyObject?
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override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
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super.init(style: style, reuseIdentifier: reuseIdentifier)
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contentView.addSubview(statusSwitch)
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statusSwitch.translatesAutoresizingMaskIntoConstraints = false
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NSLayoutConstraint.activate([
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statusSwitch.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
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contentView.trailingAnchor.constraint(equalTo: statusSwitch.trailingAnchor)
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])
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contentView.addSubview(busyIndicator)
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busyIndicator.translatesAutoresizingMaskIntoConstraints = false
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NSLayoutConstraint.activate([
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busyIndicator.centerYAnchor.constraint(equalTo: contentView.centerYAnchor),
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statusSwitch.leadingAnchor.constraint(equalToSystemSpacingAfter: busyIndicator.trailingAnchor, multiplier: 1)
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])
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contentView.addSubview(nameLabel)
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nameLabel.translatesAutoresizingMaskIntoConstraints = false
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nameLabel.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
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let bottomAnchorConstraint = contentView.layoutMarginsGuide.bottomAnchor.constraint(equalToSystemSpacingBelow: nameLabel.bottomAnchor, multiplier: 1)
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bottomAnchorConstraint.priority = .defaultLow
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NSLayoutConstraint.activate([
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nameLabel.topAnchor.constraint(equalToSystemSpacingBelow: contentView.layoutMarginsGuide.topAnchor, multiplier: 1),
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nameLabel.leadingAnchor.constraint(equalToSystemSpacingAfter: contentView.layoutMarginsGuide.leadingAnchor, multiplier: 1),
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busyIndicator.leadingAnchor.constraint(equalToSystemSpacingAfter: nameLabel.trailingAnchor, multiplier: 1),
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bottomAnchorConstraint
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])
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accessoryType = .disclosureIndicator
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statusSwitch.addTarget(self, action: #selector(switchToggled), for: .valueChanged)
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}
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@objc func switchToggled() {
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onSwitchToggled?(statusSwitch.isOn)
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}
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private func update(from status: TunnelStatus?) {
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guard let status = status else {
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reset()
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return
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}
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DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(200)) { [weak statusSwitch, weak busyIndicator] in
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guard let statusSwitch = statusSwitch, let busyIndicator = busyIndicator else { return }
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statusSwitch.isOn = !(status == .deactivating || status == .inactive)
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statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active)
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if status == .inactive || status == .active {
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busyIndicator.stopAnimating()
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} else {
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busyIndicator.startAnimating()
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}
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}
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func setEditing(_ editing: Bool, animated: Bool) {
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super.setEditing(editing, animated: animated)
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statusSwitch.isEnabled = !editing
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}
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private func reset() {
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statusSwitch.isOn = false
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statusSwitch.isUserInteractionEnabled = false
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busyIndicator.stopAnimating()
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}
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override func prepareForReuse() {
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super.prepareForReuse()
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reset()
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}
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}
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