swift - UITableview Cell 无法在 iPad 屏幕尺寸上正确调整大小

Question

在 iPad 上运行我的应用程序时，显示会被拉伸(stretch)，并且 UITableview Cell 的宽度和高度不会自动调整为 iPad 的屏幕尺寸。我尝试了所有可能的约束，但它看起来仍然不对

the correct appearance on iPhone:

the wrong appearance on iPad:

the cell structure:

the UItableview:

View Controller 代码:

    //
//  ViewController.swift
//  FinalProject
//
//  Created by Matan Levi on 7.11.2017.
//  Copyright © 2017 Matan Levi. All rights reserved.
//

import UIKit


class ViewController: UIViewController, UITabBarDelegate, UITableViewDelegate, UITableViewDataSource {


    @IBOutlet weak var firstTableViewOutlet: UITableView!



    var srt = ""
    var nowPlaying : [Movie] = []
    var srtNew = ""
    var onAirNow : [TvShow] = []
    var getNowPlayingMoviesBool = false
    var getOnAirTvShows = false



    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.

        title = "WatchIt"

        ApiHandler.shared.getMoviesGeners()
        ApiHandler.shared.getTvShowsGeneres()
        ApiHandler.shared.getNowPlayingMovies{
            DispatchQueue.main.async {
                self.getNowPlayingMoviesBool = true; self.firstTableViewOutlet.reloadData()
            }
        }

        ApiHandler.shared.getTvShowsAiringNow {
            DispatchQueue.main.async {
                self.getOnAirTvShows = true; self.firstTableViewOutlet.reloadData()
            }
        }

    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }



    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return 2
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let firstCell = tableView.dequeueReusableCell(withIdentifier: "firstCell") as! FirstTableViewCell
        uiMakeShadowDesign(viewForShadowDesign: firstCell.mainViewShadowOutletNew)
        uiMakeDesign(viewForDesign: firstCell.mainViewOutletNew)
        switch indexPath.row {
        case 0:
            if getNowPlayingMoviesBool == true
            {
                firstCell.mainLabel.text = "In Theaters"
                firstCell.imageViewOne.makeImageFromString(imageString: AppManager.shared.nowPlayingMovies[0].posterPath)
                firstCell.imageViewTwo.makeImageFromString(imageString: AppManager.shared.nowPlayingMovies[1].posterPath)
                for i in 0...8
                {
                    self.srt += "\(AppManager.shared.nowPlayingMovies[i].title),"
                }
                firstCell.names.text = srt
            }
        case 1:
            if getOnAirTvShows == true
            {
                firstCell.mainLabel.text = "On Air"
                firstCell.imageViewOne.makeImageFromString(imageString: AppManager.shared.onAirNow[0].posterPath)
                firstCell.imageViewTwo.makeImageFromString(imageString: AppManager.shared.onAirNow[1].posterPath)
                for i in 0...8
                {
                    self.srtNew += "\(AppManager.shared.onAirNow[i].name),"
                }
                firstCell.names.text = srtNew
            }

        default:
            break
        }


        return firstCell

    }

    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        tableView.deselectRow(at: indexPath, animated: true)
    }




    func uiMakeDesign(viewForDesign : UIView)
    {
        viewForDesign.layer.cornerRadius = 20
        viewForDesign.layer.cornerRadius = 20
        viewForDesign.layer.masksToBounds = true
    }

    func uiMakeShadowDesign(viewForShadowDesign : UIView)
    {
        viewForShadowDesign.layer.shadowColor = UIColor.black.cgColor
        viewForShadowDesign.layer.shadowOpacity = 1
        viewForShadowDesign.layer.shadowOffset = CGSize.zero
        viewForShadowDesign.layer.shadowRadius = 10
    }

    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
        if let selectedIndexPath = firstTableViewOutlet.indexPathForSelectedRow

        {
            if let inTheatereOrOnAirNowViewController = segue.destination as? InTheatersOrOnAirNowViewController
            {
                inTheatereOrOnAirNowViewController.movieOrTvShow = selectedIndexPath.row
            }
        }
    }


}

Answer 1

选择您的 View (高度)约束。在属性检查器中查看约束，然后单击 +(加号)，然后单击高度选项卡并将其更改为(常规到紧凑)，然后单击添加变体。

之后根据你给wC hC(Constraint)。

它会起作用。

Screenshot