IOS UIRefreshControl刷新控件

import UIKit class ViewController：UIViewController,UITableViewDelegate,UITableViewDataSource{ @IBOutlet weak var tabvLayout：UITableView! var refreshControl = UIRefreshControl() override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view. self.automaticallyAdjustsScrollViewInsets = false //添加刷新 refreshControl.addTarget(self, action：#selector(refreshData), for： UIControlEvents.valueChanged) refreshControl.attributedTitle =NSAttributedString(string：”松开后自动刷新”) tabvLayout.addSubview(refreshControl) refreshData() } // 刷新数据 func refreshData() { self.tabvLayout.reloadData() self.refreshControl.endRefreshing() } // MARK：- UITableViewDataSource func tableView(_ tableView：UITableView,numberOfRowsInSection section：Int) -> Int { return 10; } func tableView(_ tableView：UITableView,cellForRowAt indexPath：IndexPath) -> UITableViewCell { let cell = UITableViewCell(style：UITableViewCellStyle.value1, reuseIdentifier：“newsCell”) let date = NSDate() let timeFormatter = DateFormatter() timeFormatter.dateFormat = “yyy-MM-dd ‘at’ HH：mm：ss.SSS” //(时间格式) let strNowTime = timeFormatter.string(from：date as Date) as String cell.textLabel？.text = strNowTime let rect = CGRect(x：0,y：cell.frame.height-1,width：self.view.frame.size.width,height：1) let label = UILabel(frame：rect) label.backgroundColor = UIColor.lightGray() cell .addSubview(label) return cell; } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() // Dispose of any resources that can be recreated. } }

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