Blog post: SwiftUI with UICollectionView - 4. UIHostingController Setup/Cleanup

swiftui-uicollectionviewcell-2.swift

import SwiftUI
import UIKit

class MyCollectionViewCell: UICollectionViewCell {
    
    lazy var host: UIHostingController = {
        return UIHostingController(rootView: Card())
    }()
    
    //...
    
    // MARK: UIHostingController Setup/Cleanup
    
    func embed(in parent: UIViewController) {
        parent.addChild(host)
        host.didMove(toParent: parent)
        print("MyCollectionViewCell has been added to parent UIViewController")
    }
    
    deinit {
        host.willMove(toParent: nil)
        host.view.removeFromSuperview()
        host.removeFromParent()
        print("MyCollectionViewCell has been cleaned up")
    }
}