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UIAlertControllerにUITextViewを追加
class ViewController: UIViewController, UITextViewDelegate {
@IBOutlet weak var memoTextView: ToucheEventTextView!
override func viewDidLoad() {
super.viewDidLoad()
memoTextView.delegate = self
memoTextView.tag = 123
}
override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
if isTouch(touches: touches, view: memoTextView) {
print("TextView touch!!")
}
}
func isTouch(touches: Set<UITouch>, view:UIView) -> Bool{
for touch: AnyObject in touches {
let t: UITouch = touch as! UITouch
if t.view?.tag == view.tag {
let alertController = UIAlertController(title: "\n\n\n\n\n\n", message: nil, preferredStyle: UIAlertController.Style.alert)
let margin:CGFloat = 8.0
let rect = CGRect(x: margin, y: margin, width: 255, height: 150.0)
let customView = UITextView(frame: rect)
customView.backgroundColor = UIColor.white
customView.textColor = .black
customView.font = UIFont(name: "Helvetica", size: 16)
customView.text = memoTextView.text
customView.delegate = self
// ツールバー生成
let toolBar = UIToolbar(frame: CGRect(x: 0, y: 0, width: 320, height: 40))
// スタイルを設定
toolBar.barStyle = UIBarStyle.default
// 画面幅に合わせてサイズを変更
toolBar.sizeToFit()
// 閉じるボタンを右に配置
let spacer = UIBarButtonItem(barButtonSystemItem: UIBarButtonItem.SystemItem.flexibleSpace, target: self, action: nil)
// 閉じるボタン
let commitButton = UIBarButtonItem(barButtonSystemItem: UIBarButtonItem.SystemItem.done, target: self, action: #selector(commitButtonTapped))
// スペース、閉じるボタンを右側に配置
toolBar.items = [spacer, commitButton]
// textViewのキーボードにツールバーを設定
customView.inputAccessoryView = toolBar
alertController.view.addSubview(customView)
let somethingAction = UIAlertAction(title: "メモ編集", style: UIAlertAction.Style.default, handler: {(alert: UIAlertAction!) in
print(customView.text!)
self.memoTextView.text = customView.text
})
let cancelAction = UIAlertAction(title: "キャンセル", style: UIAlertAction.Style.cancel, handler: {(alert: UIAlertAction!) in print("cancel")})
alertController.addAction(somethingAction)
alertController.addAction(cancelAction)
self.present(alertController, animated: true, completion: nil)
return true
} else {
return false
}
}
return false
}
@objc func commitButtonTapped() {
if var topController = UIApplication.shared.keyWindow?.rootViewController {
while let presentedViewController = topController.presentedViewController {
topController = presentedViewController
}
topController.view.endEditing(true)
}
}
}
class ToucheEventTextView: UITextView {
override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
if let next = next {
next.touchesBegan(touches , with: event)
} else {
super.touchesBegan(touches , with: event)
}
}
override func touchesEnded(_ touches: Set<UITouch>, with event: UIEvent?) {
if let next = next {
next.touchesEnded(touches , with: event)
} else {
super.touchesEnded(touches , with: event)
}
}
override func touchesCancelled(_ touches: Set<UITouch>, with event: UIEvent?) {
if let next = next {
next.touchesCancelled(touches, with: event)
} else {
super.touchesCancelled(touches, with: event)
}
}
override func touchesMoved(_ touches: Set<UITouch>, with event: UIEvent?) {
if let next = next {
next.touchesMoved(touches, with: event)
} else {
super.touchesMoved(touches, with: event)
}
}
}
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