Make a custom table view

ButtonView.swift

import UIKit
class ButtonView: UIView {

    let button = UIButton()

    func updateText(_ text:String?) {
        guard let text = text else { return }
        button.setTitle(text, for: .normal)
    }

    override init(frame: CGRect){
        super.init(frame: frame)
        button.translatesAutoresizingMaskIntoConstraints = false
        button.setTitle("Click Me", for: .normal)
      // set default colors here
        button.titleLabel?.font = UIFont.preferredFont(forTextStyle: UIFontTextStyle.headline)
        self.addSubview(button)
    }

    override func layoutSubviews() {
        super.layoutSubviews()
        button.frame = bounds
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
} // end ButtonView

ThingCell.swift

import UIKit

class ThingCell: UITableViewCell {

    var cellImage: UIImageView()
    var cellButton1: ButtonView()
    var cellButton2: ButtonView()

    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
        super.init(style: style, reuseIdentifier: reuseIdentifier)


        setupStack()
    }

  func setupImage() {


        //imageView.image = #imageLiteral(resourceName: "pinlogo") // add an image
        imageView.translatesAutoresizingMaskIntoConstraints = false
        imageView.contentMode = .scaleAspectFit
    }

  func setupButtons() {
  cellButton1.updateText("press")
  // cellButton2. updateText("now")
  }

    func setupStack() {
          setupImage()
          setupButtons()
  let stackView = UIStackView(arrangedSubviews: [cellImage, cellButton1, cellButton2])
        stackView.axis = .horizontal
        stackView.distribution = .fill
        stackView.alignment = .fill
        stackView.spacing = 5
        stackView.translatesAutoresizingMaskIntoConstraints = false

        // add some component constraints
        //let imageH = cellImage.heightAnchor.constraint(equalToConstant: 80)

        //stackView.addConstraint(imageH)
        contentView.addSubview(stackView)

        //autolayout the stack view
        let sH = NSLayoutConstraint.constraints(withVisualFormat: "H:|-10-[stackView]-10-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["stackView":stackView])
        let sV = NSLayoutConstraint.constraints(withVisualFormat: "V:|-10-[stackView]-10-|", options: NSLayoutFormatOptions(rawValue:0), metrics: nil, views: ["stackView":stackView])
        contentView.addConstraints(sH)
        contentView.addConstraints(sV)
    }


    override func setSelected(_ selected: Bool, animated: Bool) {
        super.setSelected(selected, animated: animated)
        
    }


    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

}

ThingListTableViewController.swift

import UIKit
import CoreData


class ThingListTableViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {

    // MARK: -Properties
    var Things: [Thing] = []
    var tableView: UITableView!
    //var headerView = UIView!

    let context = (UIApplication.shared.delegate as! AppDelegate).persistentContainer.viewContext

    // MARK: - LifeCycle
    override func loadView() {
        let view = UIView()
        view.backgroundColor = .gray
        self.view = view
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        print("tableview loaded")

        setupTable()
        setupStack()
        makeBarItems()
        getData()
        tableView.reloadData()
    }

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        print("tableview will appear")
        getData()
        tableView.reloadData()
        checkforDone()
    }

    // MARK: -Methods
    func makeBarItems(){
        navigationItem.rightBarButtonItem = UIBarButtonItem(title: "New", style: .plain, target: self, action: #selector(newTapped))
        navigationItem.leftBarButtonItem = UIBarButtonItem(image: UIImage(named:"list-fat-7"), style: .plain, target: self, action: #selector(settingsButtonTapped))
        navigationItem.title = "Things"
    }

    func getData() {
        do {
            Things = try context.fetch(Thing.fetchRequest())
        } catch let error as NSError {
            print("Could not fetch. \(error), \(error.userInfo)")
        }
        print(String(describing: Things))
    }



    func setupTable() {
        let frame = self.view.frame
        tableView = UITableView(frame: frame)
        tableView?.delegate = self
        tableView?.dataSource = self
        tableView.register(ThingCell.self, forCellReuseIdentifier: "Cell")
        self.tableView?.backgroundColor = .white
        self.tableView?.alpha = 0.6
        self.tableView?.estimatedRowHeight = 100
    }
    func setupStack(){
       headerView = UIView() // can do other things
        let stackView = UIStackView(arrangedSubviews: [headerView, tableView])
        stackView.axis = .vertical
        stackView.distribution = .fill
        stackView.alignment = .fill
        stackView.spacing = 10
        stackView.translatesAutoresizingMaskIntoConstraints = false

        // add some component constraints
        let headHeight = headerView.heightAnchor.constraint(equalToConstant: 50)
        stackView.addConstraints([headHeight])

        view.addSubview(stackView)

        //autolayout the stack view
        let hSpacing: CGFloat = 0.0
        let wSpacing: CGFloat = 0.0 //UIScreen.main.bounds.width/8
        if #available(iOS 11.0, *) {
            let guide = self.view.safeAreaLayoutGuide
            stackView.trailingAnchor.constraint(equalTo: guide.trailingAnchor, constant: -wSpacing).isActive = true
            stackView.leadingAnchor.constraint(equalTo: guide.leadingAnchor, constant: wSpacing).isActive = true
            stackView.topAnchor.constraint(equalTo: guide.topAnchor, constant: hSpacing).isActive = true
            stackView.bottomAnchor.constraint(equalTo: guide.bottomAnchor, constant: hSpacing).isActive = true

        }
        else {
            let margins = view.layoutMarginsGuide
            stackView.trailingAnchor.constraint(equalTo: margins.trailingAnchor, constant: -wSpacing).isActive = true
            stackView.leadingAnchor.constraint(equalTo: margins.leadingAnchor, constant: wSpacing).isActive = true
            stackView.topAnchor.constraint(equalTo: margins.topAnchor, constant: hSpacing).isActive = true
            stackView.bottomAnchor.constraint(equalTo: margins.bottomAnchor, constant: hSpacing).isActive = true
        }
    }

    // MARK: - Button Methods
    @objc func newTapped() {
        print("newTapped")
    }


    @objc func settingsButtonTapped() {
        print("settingsButtonTapped")
       
        }
    }

    



    // MARK: - TableView Methods
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return Things.count
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let thing = Things[indexPath.row]
        let cell = tableView.dequeueReusableCell(withIdentifier: "Cell", for: indexPath) as! ThingCell
        // set cell contents
        cell.goalImage = thing.image
        cell.button1.title = thing.text1
        cell.button2.title = thing.text2
       
        return cell
    }

    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        // get the selected item
        let selected = Things[indexPath.row]
  // do a transition
        //let detailVC: DetailViewController? = DetailViewController()

//         if detailVC != nil {
//             detailVC?.modalPresentationStyle = .fullScreen
//             detailVC?.thing = selected

//             let navigationController = UINavigationController(rootViewController: detailVC!)
//             // setup navBar.....
//             navigationController.navigationBar.barTintColor = Style.majorColor
//             navigationController.navigationBar.tintColor = Style.dkColor
//             navigationController.navigationBar.titleTextAttributes = [NSAttributedStringKey.foregroundColor: Style.dkColor]
//             navigationController.navigationBar.isTranslucent = true

//             // Present it modally from the current controller
//             present(navigationController, animated: true, completion: nil)
//         }

    }


}