TableView中的广告横幅

class AdTableViewCell: UITableViewCell {
    // 自定义广告单元格的UI
}

class MyViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {
    @IBOutlet weak var tableView: UITableView!
    
    let ads = [Ad]() // 广告数据源
    
    override func viewDidLoad() {
        super.viewDidLoad()
        tableView.dataSource = self
        tableView.delegate = self
    }
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        // 根据需要插入广告单元格
        return items.count + ads.count
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        if indexPath.row % 10 == 0 { // 每10行显示一个广告
            let cell = tableView.dequeueReusableCell(withIdentifier: "AdCell", for: indexPath) as! AdTableViewCell
            cell.configure(with: ads[indexPath.row / 10])
            return cell
        } else {
            let cell = tableView.dequeueReusableCell(withIdentifier: "ItemCell", for: indexPath)
            cell.textLabel?.text = items[indexPath.row - ads.count]
            return cell
        }
    }
}

public class AdViewHolder extends RecyclerView.ViewHolder {
    // 自定义广告ViewHolder的UI
}

public class MyAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
    private static final int VIEW_TYPE_ITEM = 0;
    private static final int VIEW_TYPE_AD = 1;

    private List<Object> items; // 数据源，包含普通项和广告项

    @Override
    public int getItemViewType(int position) {
        if (position % 10 == 0) { // 每10项显示一个广告
            return VIEW_TYPE_AD;
        } else {
            return VIEW_TYPE_ITEM;
        }
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        if (viewType == VIEW_TYPE_AD) {
            // 创建广告ViewHolder
            return new AdViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.ad_item, parent, false));
        } else {
            // 创建普通项ViewHolder
            return new ItemViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item, parent, false));
        }
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
        if (holder instanceof AdViewHolder) {
            // 绑定广告数据
            ((AdViewHolder) holder).bind((Ad) items.get(position));
        } else {
            // 绑定普通项数据
            ((ItemViewHolder) holder).bind((Item) items.get(position - ads.size()));
        }
    }

    @Override
    public int getItemCount() {
        return items.size();
    }
}