parallaxHeader.view not filling superview.

[anzfactory]

Issue Description

• parallaxHeader.view not filling superview.
• parallaxHeader.view.frame.width is zero.

Environment Information

• MXParallaxHeader 1.1.0
• Simulator iPhone XR 12.4
• Xcode 10.3

Reproduction code

import MXParallaxHeader
import UIKit

class ViewController: UIViewController {

    private let tableView: UITableView = {
        let tableView = UITableView(frame: .zero, style: .plain)
        tableView.translatesAutoresizingMaskIntoConstraints = false
        tableView.register(UITableViewCell.self, forCellReuseIdentifier: "CELL")
        return tableView
    }()

    private let coverView: UIView = {
        let view = UIView(frame: .zero)
        view.backgroundColor = .blue
        return view
    }()

    override func loadView() {
        super.loadView()

        tableView.dataSource = self
        view.addSubview(tableView)
        NSLayoutConstraint.activate([
            tableView.topAnchor.constraint(equalTo: view.topAnchor),
            tableView.leftAnchor.constraint(equalTo: view.leftAnchor),
            tableView.rightAnchor.constraint(equalTo: view.rightAnchor),
            tableView.bottomAnchor.constraint(equalTo: view.bottomAnchor)
        ])
    }

    override func viewDidLoad() {
        super.viewDidLoad()

        tableView.parallaxHeader.mode = .fill
        tableView.parallaxHeader.view = coverView
        tableView.parallaxHeader.height = 300
        tableView.parallaxHeader.minimumHeight = 10
    }

    override func viewDidAppear(_ animated: Bool) {
        super.viewDidAppear(animated)

        print(tableView.parallaxHeader.contentView.frame) // 🤔 (0.0, -344.0, 0.0, 344.0)
        print(tableView.parallaxHeader.view?.frame) // 🤔 Optional((0.0, 0.0, 0.0, 344.0))
    }
}

extension ViewController: UITableViewDataSource {

    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return 100
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {

        let cell = tableView.dequeueReusableCell(withIdentifier: "CELL", for: indexPath)
        cell.textLabel?.text = "Index: \(indexPath.row)"
        return cell
    }
}

Screenshot

by MXParallaxHeader 1.0.0

expected behavior.

[stale[bot]]

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