【Swift3】UIAlertController의 샘플 3선

alert



데모





코드


import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
    }

    @IBAction func showAlert(_ sender: Any) {
        let alert = UIAlertController(title:"タイトル", message: "メッセージ", preferredStyle: UIAlertControllerStyle.alert)

        let action1 = UIAlertAction(title: "アクション1", style: UIAlertActionStyle.default, handler: {
            (action: UIAlertAction!) in
            print("アクション1をタップした時の処理")
        })

        let action2 = UIAlertAction(title: "アクション2", style: UIAlertActionStyle.default, handler: {
            (action: UIAlertAction!) in
            print("アクション2をタップした時の処理")
        })

        let action3 = UIAlertAction(title: "アクション3", style: UIAlertActionStyle.destructive, handler: {
            (action: UIAlertAction!) in
            print("アクション3をタップした時の処理")
        })

        let cancel = UIAlertAction(title: "キャンセル", style: UIAlertActionStyle.cancel, handler: {
            (action: UIAlertAction!) in
            print("キャンセルをタップした時の処理")
        })

        alert.addAction(action1)
        alert.addAction(action2)
        alert.addAction(action3)
        alert.addAction(cancel)

        self.present(alert, animated: true, completion: nil)
    }

}


actionSheet



데모





코드


import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
    }

    @IBAction func showAlert(_ sender: Any) {
        let actionSheet = UIAlertController(title: "タイトル", message: "メッセージ", preferredStyle: UIAlertControllerStyle.actionSheet)

        let action1 = UIAlertAction(title: "アクション1", style: UIAlertActionStyle.default, handler: {
            (action: UIAlertAction!) in
            print("アクション1をタップした時の処理")
        })

        let action2 = UIAlertAction(title: "アクション2", style: UIAlertActionStyle.default, handler: {
            (action: UIAlertAction!) in
            print("アクション2をタップした時の処理")
        })

        let action3 = UIAlertAction(title: "アクション3", style: UIAlertActionStyle.destructive, handler: {
            (action: UIAlertAction!) in
            print("アクション3をタップした時の処理")
        })

        let cancel = UIAlertAction(title: "キャンセル", style: UIAlertActionStyle.cancel, handler: {
            (action: UIAlertAction!) in
            print("キャンセルをタップした時の処理")
        })

        actionSheet.addAction(action1)
        actionSheet.addAction(action2)
        actionSheet.addAction(action3)
        actionSheet.addAction(cancel)

        self.present(actionSheet, animated: true, completion: nil)
    }

}


action을 동적으로 생성하는 방법



코드


import UIKit

class ViewController: UIViewController {

    var yamaguchiMaho: [String] = []

    override func viewDidLoad() {
        super.viewDidLoad()
    }

    @IBAction func showAlert(_ sender: Any) {
        let alert = UIAlertController(title:"山口真帆", message: "例の動画", preferredStyle: UIAlertControllerStyle.alert)
        yamaguchiMaho = ["ハレンチ", "写真集", "ナマ配信"]

            for harenchi in yamaguchiMaho {
                let harenchi = UIAlertAction(title: harenchi, style: UIAlertActionStyle.default, handler: {
                    (action: UIAlertAction!) in
                    print(harenchi)
                })
                alert.addAction(harenchi)
            }

        let cancel = UIAlertAction(title: "キャンセル", style: UIAlertActionStyle.cancel, handler: {
            (action: UIAlertAction!) in
            print("キャンセルをタップした時の処理")
        })
        alert.addAction(cancel)
        self.present(alert, animated: true, completion: nil)
    }
}

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