_Kentarou score 8250
2016/09/02 08:21 投稿
| セルのボタン押下アクションをセルで処理するようにして、セルを生成するときの`NSIndexPath`から`fileName`を取得すると再生されると思います。 |
| セルのボタンアクションをセルに結んでください。 |
| `delegate`を使用して`ViewController`の処理を呼び出しています、`cell`生成時にセルに`index`を渡して`Delegateメソッド`を呼び出す時の引数に更に渡しています。 |
| ```swift |
| import UIKit |
| import AVFoundation |
| class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource { |
| class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource, CustomTableViewCellDelegate { |
| let imageNames = ["futako.jpg", "yokado.jpg", "fran.jpg", "zikken.jpg"] |
| let imageTitles = ["イヌ２", "ネコ2", "イヌ1", "イヌ2"] |
| var audioPlayer = AVAudioPlayer() |
| let imageDescriptions = [ |
| "イヌ", |
| "ネコ", |
| "イヌ", |
| "イヌ" |
| ] |
| override func viewDidLoad() { |
| super.viewDidLoad() |
| // Do any additional setup after loading the view, typically from a nib. |
| } |
| override func didReceiveMemoryWarning() { |
| super.didReceiveMemoryWarning() |
| // Dispose of any resources that can be recreated. |
| } |
| func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int { |
| return imageNames.count |
| } |
| func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell { |
| let cell = tableView.dequeueReusableCellWithIdentifier("MyCell") as! CustomTableViewCell |
| cell.setCell(imageNames[indexPath.row], titleText: imageTitles[indexPath.row], descriptionText: imageDescriptions[indexPath.row]) |
| cell.index = indexPath |
| cell.delegate = self |
| return cell |
| } |
| func selectCellButton(index: NSIndexPath) { |
| let fileName = "sound\(index.row + 1)" |
| print(fileName) |
| do { |
| let filePath = NSBundle.mainBundle().pathForResource(fileName, ofType: "mp3") |
| let audioPath = NSURL(fileURLWithPath: filePath!) |
| audioPlayer = try AVAudioPlayer(contentsOfURL: audioPath) |
| if audioPlayer.prepareToPlay() { |
| audioPlayer.play() |
| } |
| } catch { |
| print("Error") |
| } |
| } |
| } |
| // ＜CustomTableViewCellのコード＞ |
| import UIKit |
| import AVFoundation |
| // protocol定義 |
| protocol CustomTableViewCellDelegate: class { |
| func selectCellButton(index: NSIndexPath) |
| } |
| class CustomTableViewCell: UITableViewCell { |
| @IBOutlet weak var myImageView: UIImageView! |
| @IBOutlet weak var myTitleLabel: UILabel! |
| @IBOutlet weak var myDescriptionLabel: UILabel! |
| @IBOutlet weak var tapButton: UIButton! |
| weak var delegate: CustomTableViewCellDelegate! |
| var index: NSIndexPath! |
| override func awakeFromNib() { |
| super.awakeFromNib() |
| // Initialization code |
| } |
| override func setSelected(selected: Bool, animated: Bool) { |
| override func setSelected(selected: Bool, animated: Bool) { |
| super.setSelected(selected, animated: animated) |
| // Configure the view for the selected state |
| // Configure the view for the selected state |
| } |
| func setCell(imageName: String, titleText: String, descriptionText: String) { |
| myImageView.image = UIImage(named: imageName) |
| myTitleLabel.text = titleText |
| myDescriptionLabel.text = descriptionText |
| func setCell(imageName: String, titleText: String, descriptionText: String) { |
| myImageView.image = UIImage(named: imageName) |
| myTitleLabel.text = titleText |
| myDescriptionLabel.text = descriptionText |
| } |
| @IBAction func tapButton(sender: AnyObject) { |
| let fileName = "sound\(index.row + 1)" |
| print(fileName) |
| do { |
| let filePath = NSBundle.mainBundle().pathForResource(fileName, ofType: "mp3") |
| let audioPath = NSURL(fileURLWithPath: filePath!) |
| audioPlayer = try AVAudioPlayer(contentsOfURL: audioPath) |
| audioPlayer.prepareToPlay() |
| audioPlayer.play() |
| } catch { |
| print("Error") |
| } |
| delegate?.selectCellButton(index) |
| } |
| } |
| ``` |
