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Creating a TableView Programmatically with multiple cell in swift

As I am creating a TableView programmatically with multiple cell and in each cell having UICollectionView, UITableView, UITableView.... but I am not able to find the error and every time when I run the program it Shows " Command failed due to signal: Segmentation fault: 11". Has any one created this type of UI using coding. New in Swift so forgive for errors. // ViewController.swift // Json Parsing in Swift import UIKit import Alamofire import SwiftyJSON class ViewController: UITableViewController { var dataArray = Array<JSON>() override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view, typically from a nib. Alamofire.request(.GET, "http://104.131.162.14:3033/api/ios/detail").validate().responseJSON { response in switch…

Filed under: iPhone Development: iPhone Application Development

1 answer • 9 years ago

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Thakor Dhavalsinh vishnusinh, Copy writing articles writing blogpost writing answered:

class MyViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {

let tableView = UITableView()

override func viewDidLoad() {
super.viewDidLoad()

// Set the table view's frame
tableView.frame = CGRect(x: 0, y: 0, width: view.frame.width, height: view.frame.height)

// Set the data source and delegate
tableView.dataSource = self
tableView.delegate = self

// Register the custom cell class
tableView.register(CustomTableViewCell.self, forCellReuseIdentifier: "CustomCell")

// Add the table view as a subview
view.addSubview(tableView)
}

func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return 10
}

func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCell(withIdentifier: "CustomCell", for: indexPath) as! CustomTableViewCell
cell.textLabel?.text = "Row \(indexPath.row)"
return cell
}
}

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Creating a TableView Programmatically with multiple cell in swift

As I am creating a TableView programmatically with multiple cell and in each cell having UICollectionView, UITableView, UITableView.... but I am not able to find the error and every time when I run the program it Shows " Command failed due to signal: Segmentation fault: 11".

Has any one created this type of UI using coding.

New in Swift so forgive for errors.

// ViewController.swift
// Json Parsing in Swift

import UIKit
import Alamofire
import SwiftyJSON

class ViewController: UITableViewController {

var dataArray = Array<JSON>()

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

Alamofire.request(.GET, "http://104.131.162.14:3033/api/ios/detail").validate().responseJSON { response in
switch response.result {
case .Success:
if let value = response.result.value {
let json = JSON(value)
print("JSON: \(json)")

var trafficJson = json["traffic_partners"]
trafficJson["type"] = "Traffic"
self.dataArray.append(trafficJson)

var newsJson = json["news"]
newsJson["type"] = "News"
self.dataArray.append(newsJson)

var categoryJson = json["category"]
categoryJson["type"] = "Category"
self.dataArray.append(categoryJson)

var topFreeApps = json["top_free_apps"]
topFreeApps["type"] = "TopApps"
self.dataArray.append(topFreeApps)

var topSites = json["top_sites"]
topSites["type"] = "TopSites"
self.dataArray.append(topSites)

var trendingVideos = json["tranding_video"]
trendingVideos["type"] = "TrendingVideos"
self.dataArray.append(trendingVideos)

var sports = json["sports"]
sports["type"] = "Sports"
self.dataArray.append(sports)

var jokes = json["jokes"]
jokes["type"] = "jokes"
self.dataArray.append(jokes)

print(self.dataArray[0]["detail"][0].object)
print(self.dataArray[2]["detail"].object)

self.tableView.reloadData()

}
case .Failure(let error):
print(error)
}
}

tableView.registerClass(MyCell.self, forCellReuseIdentifier: "cellId")
}

override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return dataArray.count
}

override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
let myCell = tableView.dequeueReusableCellWithIdentifier("cellId", forIndexPath: indexPath) as! MyCell
myCell.nameLabel.text = dataArray[indexPath.row]["type"].string
if (dataArray[indexPath.row]["type"].string == "News") {
myCell.newsArray = dataArray[indexPath.row]["detail"].arrayObject

}

myCell.myTableViewController = self
return myCell
}

}

class MyCell: UITableViewCell {

var newsArray :NSMutableArray=[]

var myTableViewController: ViewController?

override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
super.init(style: style, reuseIdentifier: reuseIdentifier)

setupViews()
}

required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}

let newsTableView: UITableView = {
let newsTV = UITableView(frame:UIScreen.mainScreen().bounds, style: UITableViewStyle.Plain)
newsTV.registerClass(NewsTableViewCell.self, forCellReuseIdentifier: "NewsTableViewCell")

return newsTV
}()

func tableView(newsTableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return newsArray.count
}

func tableView(newsTableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
let myCell = newsTableView.dequeueReusableCellWithIdentifier("cellId", forIndexPath: indexPath) as! NewsTableViewCell
myCell.nameLabel.text = newsArray[indexPath.row]["title"].string
myCell.myTableViewController = myTableViewController
return myCell
}

let nameLabel: UILabel = {
let label = UILabel()
label.text = "Sample Item"
label.translatesAutoresizingMaskIntoConstraints = false
label.font = UIFont.boldSystemFontOfSize(14)
return label
}()

func setupViews() {
addSubview(newsTableView)
addSubview(nameLabel)

addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|[v0]|", options: NSLayoutFormatOptions(), metrics: nil, views: ["v0": nameLabel]))
addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|[v0]|", options: NSLayoutFormatOptions(), metrics: nil, views: ["v0": newsTableView]))

}

func handleAction() {

}

}

iPhone Development

iPhone Application Development

Thakor Dhavalsinh vishnusinh answered

class MyViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {

let tableView = UITableView()

override func viewDidLoad() {
super.viewDidLoad()

// Set the table view's frame
tableView.frame = CGRect(x: 0, y: 0, width: view.frame.width, height: view.frame.height)

// Set the data source and delegate
tableView.dataSource = self
tableView.delegate = self

// Register the custom cell class
tableView.register(CustomTableViewCell.self, forCellReuseIdentifier: "CustomCell")

// Add the table view as a subview
view.addSubview(tableView)
}

func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return 10
}

func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCell(withIdentifier: "CustomCell", for: indexPath) as! CustomTableViewCell
cell.textLabel?.text = "Row \(indexPath.row)"
return cell
}
}