回答編集履歴
2
修正
answer
CHANGED
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@@ -11,4 +11,102 @@
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must register a nib or a class for the identifier or connect a prototype cell
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in a storyboard'
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*** First throw call stack:
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```
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こちらで確認したコード
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---
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```swift
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import UIKit
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class ViewController: UIViewController , UITableViewDataSource, UITableViewDelegate {
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var labelList = [Label]()
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@IBOutlet weak var tableView: UITableView!
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override func viewDidLoad() {
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super.viewDidLoad()
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tableView.delegate = self
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tableView.dataSource = self
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let userDefaults = NSUserDefaults.standardUserDefaults()
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if let labelListData = userDefaults.objectForKey(Constant.Label.LIST) as? NSData {
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if let storedTodoList = NSKeyedUnarchiver.unarchiveObjectWithData(labelListData) as? [Label] {
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labelList.appendContentsOf(storedTodoList)
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}
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}
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}
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func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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return labelList.count;
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}
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func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
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let cell = tableView.dequeueReusableCellWithIdentifier("labelCell", forIndexPath: indexPath)
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let label = labelList[indexPath.row]
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cell.textLabel!.text = label.title
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if label.done {
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cell.accessoryType = UITableViewCellAccessoryType.Checkmark
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} else {
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cell.accessoryType = UITableViewCellAccessoryType.None
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}
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return cell
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}
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@IBAction func tapAddBtn(sender: UIButton) {
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let alertController = UIAlertController(title: "ラベル追加", message: "ラベルを入力してください", preferredStyle: UIAlertControllerStyle.Alert)
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alertController.addTextFieldWithConfigurationHandler(nil)
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let okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default) {
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(action: UIAlertAction) -> Void in
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if let textField = alertController.textFields?.first {
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let data = Label()
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data.title = textField.text
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self.labelList.insert(data, atIndex: 0)
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self.tableView.insertRowsAtIndexPaths([NSIndexPath(forRow: 0, inSection: 0)], withRowAnimation: UITableViewRowAnimation.Right)
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self.setLabelList()
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}
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}
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alertController.addAction(okAction)
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let cancelAction = UIAlertAction(title: "CANCEL", style: UIAlertActionStyle.Cancel, handler: nil)
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alertController.addAction(cancelAction)
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presentViewController(alertController, animated: true, completion: nil)
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}
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private func setLabelList() {
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let data :NSData = NSKeyedArchiver.archivedDataWithRootObject(self.labelList)
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let userDefaults = NSUserDefaults.standardUserDefaults()
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userDefaults.setObject(data, forKey: Constant.Label.LIST)
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userDefaults.synchronize()
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}
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}
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class Constant {
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class Label {
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static let LIST = "labelList"
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static let TITLE_KEY = "labelTitle"
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static let DONE_KEY = "labelDone"
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}
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}
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class Label: NSObject, NSCoding {
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var title :String?
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var done :Bool = false
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override init() {
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}
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required init?(coder aDecoder: NSCoder) {
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title = aDecoder.decodeObjectForKey(Constant.Label.TITLE_KEY) as? String
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done = aDecoder.decodeBoolForKey(Constant.Label.DONE_KEY)
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}
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func encodeWithCoder(aCoder: NSCoder) {
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aCoder.encodeObject(title, forKey: Constant.Label.TITLE_KEY)
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aCoder.encodeBool(done, forKey: Constant.Label.DONE_KEY)
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}
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}
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14
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```
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1
修正
answer
CHANGED
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@@ -1,4 +1,14 @@
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1
1
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おそらくですが、参考にしているサイトの一つ前の段階での工程で`UITableViewCell`に対して`IdentifierのところにlabelCellと入力する。`というところの作業が抜けているでは無いでしょうか？
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2
2
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確認してください。
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3
3
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4
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-
[0から始めるiOS開発③: TODOアプリ開発(前編)](http://qiita.com/yukihirai0505/items/34b21a03f3216bc5c9ea)
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4
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[0から始めるiOS開発③: TODOアプリ開発(前編)](http://qiita.com/yukihirai0505/items/34b21a03f3216bc5c9ea)
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5
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+
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エラー時のコンソールログに以下の様なものがあるのではないでしょうか。違う場合はエラーメッセージも載せて頂くと適切なアドバイスができると思います。
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+
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8
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```
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9
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*** Terminating app due to uncaught exception 'NSInternalInconsistencyException',
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10
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reason: 'unable to dequeue a cell with identifier labelCell -
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|
11
|
+
must register a nib or a class for the identifier or connect a prototype cell
|
|
12
|
+
in a storyboard'
|
|
13
|
+
*** First throw call stack:
|
|
14
|
+
```
|