mastodon-ios/Mastodon/Scene/Onboarding/PickServer/TableViewCell/PickServerSearchCell.swift

153 lines
6.3 KiB
Swift

//
// PickServerSearchCell.swift
// Mastodon
//
// Created by BradGao on 2021/2/24.
//
import UIKit
protocol PickServerSearchCellDelegate: AnyObject {
func pickServerSearchCell(_ cell: PickServerSearchCell, searchTextDidChange searchText: String?)
}
class PickServerSearchCell: UITableViewCell {
weak var delegate: PickServerSearchCellDelegate?
private var bgView: UIView = {
let view = UIView()
view.backgroundColor = Asset.Colors.Background.secondaryGroupedSystemBackground.color
view.translatesAutoresizingMaskIntoConstraints = false
view.layer.maskedCorners = [
.layerMinXMinYCorner,
.layerMaxXMinYCorner
]
view.layer.cornerCurve = .continuous
view.layer.cornerRadius = MastodonPickServerAppearance.tableViewCornerRadius
return view
}()
private var textFieldBgView: UIView = {
let view = UIView()
view.backgroundColor = Asset.Colors.TextField.background.color
view.translatesAutoresizingMaskIntoConstraints = false
view.layer.masksToBounds = true
view.layer.cornerRadius = 6
view.layer.cornerCurve = .continuous
return view
}()
let searchTextField: UITextField = {
let textField = UITextField()
textField.translatesAutoresizingMaskIntoConstraints = false
textField.leftView = {
let imageView = UIImageView(
image: UIImage(
systemName: "magnifyingglass",
withConfiguration: UIImage.SymbolConfiguration(pointSize: 15, weight: .regular)
)
)
imageView.tintColor = Asset.Colors.Label.secondary.color.withAlphaComponent(0.6)
let containerView = UIView()
imageView.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(imageView)
NSLayoutConstraint.activate([
imageView.topAnchor.constraint(equalTo: containerView.topAnchor),
imageView.leadingAnchor.constraint(equalTo: containerView.leadingAnchor),
imageView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor),
])
let paddingView = UIView()
paddingView.translatesAutoresizingMaskIntoConstraints = false
containerView.addSubview(paddingView)
NSLayoutConstraint.activate([
paddingView.topAnchor.constraint(equalTo: containerView.topAnchor),
paddingView.leadingAnchor.constraint(equalTo: imageView.trailingAnchor),
paddingView.trailingAnchor.constraint(equalTo: containerView.trailingAnchor),
paddingView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor),
paddingView.widthAnchor.constraint(equalToConstant: 4).priority(.defaultHigh),
])
return containerView
}()
textField.leftViewMode = .always
textField.font = .systemFont(ofSize: 15, weight: .regular)
textField.tintColor = Asset.Colors.Label.primary.color
textField.textColor = Asset.Colors.Label.primary.color
textField.adjustsFontForContentSizeCategory = true
textField.attributedPlaceholder =
NSAttributedString(string: L10n.Scene.ServerPicker.Input.placeholder,
attributes: [.font: UIFont.systemFont(ofSize: 15, weight: .regular),
.foregroundColor: Asset.Colors.Label.secondary.color.withAlphaComponent(0.6)])
textField.clearButtonMode = .whileEditing
textField.autocapitalizationType = .none
textField.autocorrectionType = .no
textField.returnKeyType = .done
textField.keyboardType = .URL
return textField
}()
override func prepareForReuse() {
super.prepareForReuse()
delegate = nil
}
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
super.init(style: style, reuseIdentifier: reuseIdentifier)
_init()
}
required init?(coder: NSCoder) {
super.init(coder: coder)
_init()
}
}
extension PickServerSearchCell {
private func _init() {
selectionStyle = .none
backgroundColor = Asset.Colors.Background.systemGroupedBackground.color
searchTextField.addTarget(self, action: #selector(textFieldDidChange(_:)), for: .editingChanged)
searchTextField.delegate = self
contentView.addSubview(bgView)
contentView.addSubview(textFieldBgView)
contentView.addSubview(searchTextField)
NSLayoutConstraint.activate([
bgView.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor),
bgView.topAnchor.constraint(equalTo: contentView.topAnchor),
bgView.trailingAnchor.constraint(equalTo: contentView.readableContentGuide.trailingAnchor),
bgView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
textFieldBgView.leadingAnchor.constraint(equalTo: bgView.leadingAnchor, constant: 14),
textFieldBgView.topAnchor.constraint(equalTo: bgView.topAnchor, constant: 12),
bgView.trailingAnchor.constraint(equalTo: textFieldBgView.trailingAnchor, constant: 14),
bgView.bottomAnchor.constraint(equalTo: textFieldBgView.bottomAnchor, constant: 13),
searchTextField.leadingAnchor.constraint(equalTo: textFieldBgView.leadingAnchor, constant: 11),
searchTextField.topAnchor.constraint(equalTo: textFieldBgView.topAnchor, constant: 4),
textFieldBgView.trailingAnchor.constraint(equalTo: searchTextField.trailingAnchor, constant: 11),
textFieldBgView.bottomAnchor.constraint(equalTo: searchTextField.bottomAnchor, constant: 4),
])
}
}
extension PickServerSearchCell {
@objc private func textFieldDidChange(_ textField: UITextField) {
delegate?.pickServerSearchCell(self, searchTextDidChange: textField.text)
}
}
// MARK: - UITextFieldDelegate
extension PickServerSearchCell: UITextFieldDelegate {
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
textField.resignFirstResponder()
return false
}
}