Lesson15

CommonData.swift

//
//  CommonData.swift
//  KadaiCheck
//
//

import UIKit

class CommonData: NSObject {
    
    let keyName:String = "name"
    let keyCheck:String = "check"
    
   
    //果物とチェックマークのDictionaryのリスト
    var fruitsArr: Array<Dictionary<String, Any>> = []
    
    
    func setFruitsWithName(name:String, isCheck:Bool){
        
        let keyFruitsCheck: Dictionary<String,Any> = [keyName:name, keyCheck:isCheck]
        
        fruitsArr.append(keyFruitsCheck)
        
    }
    
    //共通データリストの更新
    func updateFruitsWithName(name:String, isCheck:Bool){
        
        var newfruitsArr: Array<Dictionary<String, Any>> = []
        
        let keyFruitsCheck: Dictionary<String,Any> = [keyName:name, keyCheck:isCheck]
        
        for dicSet in fruitsArr {
            if dicSet[keyName] as! String == name {
                newfruitsArr.append(keyFruitsCheck)
            } else {
                newfruitsArr.append(dicSet)
    
            }
        }
        
        fruitsArr = newfruitsArr
        
    }
    
    
    //番号を指定して取得
    //indexPath.rowを渡したら、対応する行が返却される
    func displayRowNumberFruits(fruitsNum:Int) -> (name:String, isCheck:Bool){
        
        let fruit = self.fruitsArr[fruitsNum]
        
        return ((fruit[keyName] as? String)!, (fruit[keyCheck] as? Bool)!)
        
    }
    
}

TableViewCell.swift

//
//  TableViewCell.swift
//  Kadai13
//
//

import UIKit

class TableViewCell: UITableViewCell {

    @IBOutlet weak var headImage: UIImageView!
    @IBOutlet weak var label1: UILabel!
    override func awakeFromNib() {
        super.awakeFromNib()
        // Initialization code
    }

    override func setSelected(selected: Bool, animated: Bool) {
        super.setSelected(selected, animated: animated)

        // Configure the view for the selected state
    }

}

TableViewController.swift

//
//  TableViewController.swift
//  Kadai13
//
//

import UIKit

class TableViewController: UITableViewController {

    //共通で保持するデータ
    var appDelegate:AppDelegate = UIApplication.sharedApplication().delegate as! AppDelegate
    
    
    override func viewDidLoad() {
        super.viewDidLoad()

        // Uncomment the following line to preserve selection between presentations
        // self.clearsSelectionOnViewWillAppear = false

        // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
        // self.navigationItem.rightBarButtonItem = self.editButtonItem()
        
        var fruitsArr = appDelegate.common.fruitsArr
        //初回実行時のみデータを格納
        if fruitsArr.count == 0 {
            appDelegate.common.setFruitsWithName("りんご", isCheck: false)
            appDelegate.common.setFruitsWithName("みかん", isCheck: false)
            appDelegate.common.setFruitsWithName("バナナ", isCheck: true)
            appDelegate.common.setFruitsWithName("パイナップル", isCheck: false)
            
        }
        
        
    }
    
    @IBAction func exitAddFormSave(segue:UIStoryboardSegue){
        
        
    }


    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }

    // MARK: - Table view data source

    override func numberOfSectionsInTableView(tableView: UITableView) -> Int {
        // #warning Potentially incomplete method implementation.
        // Return the number of sections.
        return 1
    }

    override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        // #warning Incomplete method implementation.
        // Return the number of rows in the section.
        //共通データの配列で行を作る
        return appDelegate.common.fruitsArr.count
        
    }

    override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCellWithIdentifier("FCell", forIndexPath: indexPath) as! TableViewCell

        // Configure the cell...
        
        //共通データから取得
        let item = appDelegate.common.displayRowNumberFruits(indexPath.row)
        
        cell.headImage.image = nil
        //画像データの設定
        if item.isCheck {
            cell.headImage.image = UIImage(named:"check")
        }
        //テキストデータの設定
        cell.label1.text = (item.name) ?? ""
        
        return cell
    }
    
    @IBAction func exitAddFormCancel(segue:UIStoryboardSegue){
        
    }
    
    //追加画面から戻ってきたときにテーブルを再描画する
    override func viewWillAppear(animated: Bool) {
        self.tableView.reloadData()
        super.viewWillAppear(animated)
        
    }
    
    //行を押した時のアクション
    override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
        let cell = tableView.dequeueReusableCellWithIdentifier("FCell", forIndexPath: indexPath) as! TableViewCell
        
        //共通データから取得
        var item = appDelegate.common.displayRowNumberFruits(indexPath.row)
        
        //trueならfalse, falseならtrue
        item.isCheck = item.isCheck ? false : true
        
        appDelegate.common.updateFruitsWithName(item.name, isCheck: item.isCheck)
        
        let indexPaths = [indexPath]
        
        tableView.reloadRowsAtIndexPaths(indexPaths, withRowAnimation: UITableViewRowAnimation.Fade)
        
    }
    

    /*
    // Override to support conditional editing of the table view.
    override func tableView(tableView: UITableView, canEditRowAtIndexPath indexPath: NSIndexPath) -> Bool {
        // Return NO if you do not want the specified item to be editable.
        return true
    }
    */

    /*
    // Override to support editing the table view.
    override func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {
        if editingStyle == .Delete {
            // Delete the row from the data source
            tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: .Fade)
        } else if editingStyle == .Insert {
            // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
        }    
    }
    */

    /*
    // Override to support rearranging the table view.
    override func tableView(tableView: UITableView, moveRowAtIndexPath fromIndexPath: NSIndexPath, toIndexPath: NSIndexPath) {

    }
    */

    /*
    // Override to support conditional rearranging of the table view.
    override func tableView(tableView: UITableView, canMoveRowAtIndexPath indexPath: NSIndexPath) -> Bool {
        // Return NO if you do not want the item to be re-orderable.
        return true
    }
    */

    /*
    // MARK: - Navigation

    // In a storyboard-based application, you will often want to do a little preparation before navigation
    override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
        // Get the new view controller using [segue destinationViewController].
        // Pass the selected object to the new view controller.
    }
    */

}