问题描述
我在iOS中的表格视图有问题。
当我用不同的数据更新表时，该表消失了，再也不会返回。 例如，如果我仅更新“ sMetriCubi”变量，则下次完全消失该行。 如果我将我的应用程序放在后台，然后回到前台，则表修复本身。与我注销和登录相同。
视频：https://streamable.com/5cr03e
DashboardController.swift
import UIKit
import NVActivityIndicatorView
struct Lotto {
var nome: String
var settori: [Settore]
}
struct Settore {
var nome: String
var data: String
var metriCubi: String
var consiglioIrriguo: String
var aperto: String?
var salta: String?
var incrementa: Int?
var stato: String
var comandoInCorso: String?
}
extension UIView {
func clearConstraints() {
for subview in self.subviews {
subview.clearConstraints()
}
self.removeConstraints(self.constraints)
}
}
extension UIApplication {
class func topViewController(controller: UIViewController? = UIApplication.shared.keyWindow?.rootViewController) -> UIViewController? {
if let tabController = controller as? UITabBarController {
return topViewController(controller: tabController.selectedViewController)
}
if let navController = controller as? UINavigationController {
return topViewController(controller: navController.visibleViewController)
}
if let presented = controller?.presentedViewController {
return topViewController(controller: presented)
}
return controller
}
}
class DashboardController: UITableViewController,NVActivityIndicatorViewable,UITabBarControllerDelegate {
@IBOutlet var lottoTableView: UITableView!
@IBOutlet weak var allarmeLabel: UILabel!
@IBOutlet weak var alarmImage: UIImageView!
var avoidFirstReload: Int = 0
var lotti = [Lotto]()
var autoUpdate: Timer = Timer.init()
override func viewDidLoad() {
super.viewDidLoad()
self.tabBarController?.delegate = self
lottoTableView.delegate = self
lottoTableView.dataSource = self
// self.view.viewWithTag(100)!.frame.size.height = 0 // Genera un errore di costraint
if (avoidFirstReload == 0) {
refreshList(self)
}
}
func tabBarController(_ tabBarController: UITabBarController,didSelect viewController: UIViewController) {
let tabBarIndex = tabBarController.selectedindex
if tabBarIndex == 0 {
refreshList(self)
}
}
override func viewDidAppear(_ animated: Bool) {
autoUpdate = Timer.scheduledTimer(timeInterval: 60.0,target: self,selector: #selector(autoUpdateFunc),userInfo: nil,repeats: true)
}
override func viewDiddisappear(_ animated: Bool) {
autoUpdate.invalidate()
UIApplication.shared.applicationIconBadgeNumber = 0
}
@objc func autoUpdateFunc() {
refreshList(self)
}
@IBAction func refreshList(_ sender: Any) {
startAnimating(CGSize(width: 30,height: 30),type: NVActivityIndicatorType.ballpulse,color: UIColor(red: 0/255,green: 133/255,blue: 119/255,alpha: 1),backgroundColor: UIColor.white)
let defaults = UserDefaults.standard
let token = defaults.string(forKey: "token")
let username = defaults.string(forKey: "username")
let param: [String: Any] = [
"Funzione": "ListaLotti","Versione": App.Constants.interfaceVer,"Lingua": Locale.current.languageCode!,"Utente": username!,"Token_Accesso": token!,"Id_dispositivo": UIDevice.current.identifierForvendor!.uuidString,]
App.MakeRequest(json: param) {
resp in
dispatchQueue.main.async {
self.stopAnimating()
if (resp["Errore"] == nil){
let reqStatus = resp["Stato"] as! String
if (reqStatus == "OK"){
var allarmiStr: String = ""
if (resp["Allarmi"] != nil) {
for allarme in resp["Allarmi"] as! [AnyObject] {
allarmiStr += (allarme["Allarme"] as! String) + "\n\n"
}
}
if (allarmiStr != "") {
allarmiStr.removeLast(2)
self.allarmeLabel.text = allarmiStr.replacingOccurrences(of: "\n\n",with: " ")
let openTap = TapGesture(target: self,action: #selector(self.alertTap(sender:)))
openTap.numberOfTapsrequired = 1
self.allarmeLabel.isUserInteractionEnabled = true
self.allarmeLabel.addGestureRecognizer(openTap)
openTap.title = "alerts".localized()
openTap.text = allarmiStr
let origImage = UIImage(named: "notification")
let tintedImage = origImage?.withRenderingMode(.alwaystemplate)
self.alarmImage.image = tintedImage
self.alarmImage.tintColor = .orange
self.view.viewWithTag(100)!.frame.size.height = 44
} else {
self.view.clearConstraints()
self.view.viewWithTag(100)!.frame.size.height = 0
}
self.lotti.removeAll()
let lottiArray = resp["Lotti"] as! [AnyObject]
if (lottiArray.count > 0) {
var settori = [Settore]()
var sNome: String
var sData: String
var sMetriCubi: String
var sCIVolume: String
var sAperto: String?
var sSalta: String?
var sMaggPerc: Int?
var sstato: String
var sComandoInCorso: String?
for lotto in lottiArray {
settori.removeAll()
sNome = ""
sData = ""
sMetriCubi = ""
sCIVolume = ""
sAperto = nil
sSalta = nil
sMaggPerc = nil
sstato = ""
sComandoInCorso = nil
for settore in lotto["Settori"] as! [AnyObject] {
sNome = settore["Settore"] as! String
sData = settore["Data"] as! String
sMetriCubi = settore["Volume_Erogato"] as! String
sCIVolume = settore["Consiglio_Irriguo_Volume"] as! String
sAperto = settore["Aperta"] as? String
sSalta = settore["Salta"] as? String
sMaggPerc = settore["Maggiorazione_Consiglio_Irriguo_Percentuale"] as? Int
sstato = settore["Stato_Settore"] as! String
sComandoInCorso = settore["Comando_Settore_In_Corso"] as? String
settori.append(Settore(nome: sNome,data: sData,metriCubi: sMetriCubi,consiglioIrriguo: sCIVolume,aperto: sAperto,salta: sSalta,incrementa: sMaggPerc,stato: sstato,comandoInCorso: sComandoInCorso))
}
self.lotti.append(Lotto(nome: lotto["Codice_Lotto"] as! String,settori: settori))
}
}
self.lottoTableView.reloadData()
} else if (reqStatus == "KX") {
// Pulizia impostazioni
defaults.removeObject(forKey: "token")
let storyBoard: UIStoryboard = UIStoryboard(name: "Main",bundle: nil) // nome della storyboard
let newViewController = storyBoard.instantiateViewController(withIdentifier: "LoginView") // nome della view
self.present(newViewController,animated: true,completion: nil)
} else {
let alert = UIAlertController(title: "error".localized(),message: resp["Messaggio"] as? String,preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "close".localized(),style: .default,handler: nil))
self.present(alert,animated: true)
}
} else {
var strError = resp["Errore"]
if (resp["Errore"] == nil) {
strError = "technicalError".localized()
}
let alert = UIAlertController(title: "error".localized(),message: strError as? String,preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "close".localized(),handler: nil))
self.present(alert,animated: true)
}
}
}
}
@objc func lottodisplayActionSheet(sender: ShowActions) {
// ...
}
@objc func settoredisplayActionSheet(sender: ShowActions) {
// ...
}
override func tableView(_ tableView: UITableView,cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = lottoTableView.dequeueReusableCell(withIdentifier: "customSettoreCell",for: indexPath) as! SettoreCell
let settore = lotti[indexPath.section].settori[indexPath.row]
cell.settoreNameLabel?.text = settore.nome
// Stato settore
if ((settore.stato == "SP") && ((settore.metriCubi as Nsstring).floatValue < (settore.consiglioIrriguo as Nsstring).floatValue)) {
cell.settoreNameLabel.textColor = UIColor(red: 231/255,green: 76/255,blue: 60/255,alpha: 1)
} else if (settore.stato == "SP") {
cell.settoreNameLabel.textColor = UIColor(red: 23/255,green: 27/255,blue: 28/255,alpha: 1)
} else if (settore.stato == "II") {
cell.settoreNameLabel.textColor = UIColor(red: 46/255,green: 204/255,blue: 113/255,alpha: 1)
} else if (settore.stato == "MA") {
cell.settoreNameLabel.textColor = UIColor(red: 149/255,green: 165/255,blue: 166/255,alpha: 1)
}
let openTap = ShowActions(target: self,action: #selector(settoredisplayActionSheet(sender:)))
openTap.numberOfTapsrequired = 1
cell.settoreCommandImage.isUserInteractionEnabled = true
cell.settoreCommandImage.addGestureRecognizer(openTap)
openTap.buttons = []
/*
Tutti i comandi
openTap.buttons = ["MA","AU","SA","AS","MG","AM","AP","CH","AC"]
openTap.buttons_name = ["Manuale","Automatico","Salta","Annulla Salta","Maggiora","Annulla Maggiora","Apri","Chiudi","Annulla Comando"]
*/
if ((settore.stato == "II") || (settore.stato == "SP")) {
openTap.buttons.append("MA")
openTap.buttons_name.append("commandManual".localized())
if (settore.salta == "0") {
openTap.buttons.append("SA")
openTap.buttons_name.append("commandSkip".localized())
} else {
openTap.buttons.append("AS")
openTap.buttons_name.append("commandDenySkip".localized())
}
if ((settore.incrementa != nil) && (settore.incrementa! > 0)) {
openTap.buttons.append("MG")
openTap.buttons_name.append("commandIncrease".localized())
} else {
openTap.buttons.append("AM")
openTap.buttons_name.append("commandDenyIncrease".localized())
}
} else if ((settore.stato == "MA") && (settore.aperto == "1")) {
openTap.buttons.append("AU")
openTap.buttons.append("CH")
openTap.buttons_name.append("commandAuto".localized())
openTap.buttons_name.append("commandClose".localized())
} else if ((settore.stato == "MA") && (settore.aperto == "0")) {
openTap.buttons.append("AU")
openTap.buttons.append("AP")
openTap.buttons_name.append("commandAuto".localized())
openTap.buttons_name.append("commandOpen".localized())
}
if (settore.comandoInCorso != nil) {
openTap.buttons = []
openTap.buttons.append("AC")
openTap.buttons_name.append("commandCancel".localized())
}
openTap.lotto = lotti[indexPath.section].nome
openTap.settore = settore.nome
let formatter = DateFormatter()
formatter.dateFormat = "yyyy-MM-dd"
formatter.locale = Locale(identifier: "en_US_POSIX")
let date = formatter.date(from: settore.data)
if (Locale.current.languageCode! == "it") {
formatter.dateFormat = "dd/MM"
} else {
formatter.dateFormat = "MM/dd"
}
cell.settoreDataLabel?.text = formatter.string(from: date!)
cell.settoreMetersLabel?.text = App.formatDecimal(value: settore.metriCubi.description,remove: true) + " mc"
// Stato valvola
var statoAlertTitle: String? = nil
var statoAlertText: String? = nil
if (settore.aperto != nil) {
if (settore.aperto == "1") {
statoAlertTitle = "valvstate".localized()
statoAlertText = "valvOpen".localized()
} else {
statoAlertTitle = "valvstate".localized()
statoAlertText = "valvClose".localized()
}
} else {
statoAlertTitle = "valvstate".localized()
statoAlertText = "valvSetup".localized()
}
if (statoAlertText != nil) {
let openTap = TapGesture(target: self,action: #selector(alertTap(sender:)))
openTap.numberOfTapsrequired = 1
cell.settoreOpenImage.isUserInteractionEnabled = true
cell.settoreOpenImage.addGestureRecognizer(openTap)
openTap.title = statoAlertTitle!
openTap.text = statoAlertText!
}
cell.settoreOpenImage.image = UIImage(named: "open")
cell.settoreOpenImage.image = cell.settoreOpenImage.image?.withRenderingMode(.alwaystemplate)
if (settore.aperto != nil) {
if (settore.aperto == "1") {
cell.settoreOpenImage.tintColor = UIColor(red: 46/255,alpha: 1)
} else {
cell.settoreOpenImage.tintColor = UIColor(red: 231/255,alpha: 1)
}
} else {
cell.settoreOpenImage.tintColor = UIColor(red: 149/255,alpha: 1)
}
// Altri stati
if (settore.salta != nil) {
if (settore.salta == "1") {
cell.settoreSkipImage.image = UIImage(named: "skip")
cell.settoreSkipImage.image = cell.settoreSkipImage.image?.withRenderingMode(.alwaystemplate)
cell.settoreSkipImage.tintColor = UIColor(red: 149/255,alpha: 1)
}
}
var saltaAlertTitle: String? = nil
var saltaAlertText: String? = nil
if (settore.salta != nil) {
if (settore.salta == "1") {
saltaAlertTitle = "commandSkip".localized()
saltaAlertText = "skipNext".localized()
}
}
if (saltaAlertText != nil) {
let openTap = TapGesture(target: self,action: #selector(alertTap(sender:)))
openTap.numberOfTapsrequired = 1
cell.settoreSkipImage.isUserInteractionEnabled = true
cell.settoreSkipImage.addGestureRecognizer(openTap)
openTap.title = saltaAlertTitle!
openTap.text = saltaAlertText!
}
if (settore.incrementa != nil) {
if (settore.incrementa! > 0) {
cell.settoreIncreaseImage.image = UIImage(named: "increase")
cell.settoreIncreaseImage.image = cell.settoreIncreaseImage.image?.withRenderingMode(.alwaystemplate)
cell.settoreIncreaseImage.tintColor = UIColor(red: 149/255,alpha: 1)
}
}
var maggiorazioneAlertTitle: String? = nil
var maggiorazioneAlertText: String? = nil
if (settore.incrementa != nil) {
if (settore.incrementa! > 0) {
maggiorazioneAlertTitle = "increaseTitle".localized()
maggiorazioneAlertText = "increaseActive".localized()
}
}
if (maggiorazioneAlertText != nil) {
let openTap = TapGesture(target: self,action: #selector(alertTap(sender:)))
openTap.numberOfTapsrequired = 1
cell.settoreIncreaseImage.isUserInteractionEnabled = true
cell.settoreIncreaseImage.addGestureRecognizer(openTap)
openTap.title = maggiorazioneAlertTitle!
openTap.text = maggiorazioneAlertText!
}
let defaults = UserDefaults.standard
let automation = defaults.string(forKey: "automation")
if (automation == "0") {
cell.settoreCommandImage.isHidden = true
cell.settoreOpenImage.isHidden = true
cell.settoreSkipImage.isHidden = true
cell.settoreIncreaseImage.isHidden = true
}
return cell
}
@objc func alertTap(sender: TapGesture) {
// ...
}
override func tableView(_ tableView: UITableView,titleForHeaderInSection section: Int) -> String? {
return lotti[section].nome
}
override func tableView(_ tableView: UITableView,heightForHeaderInSection section: Int) -> CGFloat {
return 40
}
override func tableView(_ tableView: UITableView,heightForRowAt indexPath: IndexPath) -> CGFloat {
return 44
}
override func tableView(_ tableView: UITableView,estimatedHeightForRowAt indexPath: IndexPath) -> CGFloat {
return UITableView.automaticDimension
}
override func tableView(_ tableView: UITableView,numberOfRowsInSection section: Int) -> Int {
return lotti[section].settori.count
}
override func numberOfSections(in tableView: UITableView) -> Int {
return lotti.count
}
override func tableView(_ tableView: UITableView,didSelectRowAt indexPath: IndexPath) {
// ...
}
override func tableView(_ tableView: UITableView,viewForHeaderInSection section: Int) -> UIView? {
let cell = lottoTableView.dequeueReusableCell(withIdentifier: "customLottoCell") as! LottoCell
let lottoSection = lotti[section]
cell.lottoNameLabel?.text = lottoSection.nome
let openTap = ShowActions(target: self,action: #selector(lottodisplayActionSheet(sender:)))
openTap.numberOfTapsrequired = 1
cell.lottoCommandImage.isUserInteractionEnabled = true
cell.lottoCommandImage.addGestureRecognizer(openTap)
openTap.buttons = ["MA","AM"]
openTap.buttons_name = ["commandManual".localized(),"commandAuto".localized(),"commandSkip".localized(),"commandDenySkip".localized(),"commandIncrease".localized(),"commandDenyIncrease".localized()]
openTap.lotto = lottoSection.nome
openTap.settore = nil
let defaults = UserDefaults.standard
let automation = defaults.string(forKey: "automation")
if (automation == "0") {
cell.lottoCommandImage.isHidden = true
}
return cell
}
func sendCommand(command: String,lotto: String,settore: String?,millimeters: String?,percentage: String?,cycles: String?) {
// ...
}
}
class TapGesture: UITapGestureRecognizer {
var title = String()
var text = String()
}
class ShowActions: UITapGestureRecognizer {
var buttons: [String] = []
var buttons_name: [String] = []
var lotto: String = ""
var settore: String? = nil
}
它仅在真实设备中发生，在模拟器中工作正常。
有什么主意吗？
非常感谢。
解决方法
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