In this short Swift code example we will learn how to create UITextField in Swift programmatically as well as how to set Keyboard return button as Done button and how to handle Done button to dismiss keyboard.

• Create UITextField of specific height and width
• Position UITextField at the centre of the view
• Set UITextField backgroundColor
• Set UITextField returnKeyType as Done button
• Handle Keyboard Done button to dismiss keyboard

  
import UIKit

class ViewController: UIViewController, UITextFieldDelegate  {

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

override func viewWillAppear(_ animated: Bool) {
    super.viewWillAppear(animated)
    
    let textField = UITextField(frame: CGRect(x: 20.0, y:90.0, width: 280.0, height: 44.0))
    
    textField.delegate = self
    textField.returnKeyType = .done
    
    
    textField.center = self.view.center
    textField.backgroundColor = UIColor.lightGray
    
    
    self.view.addSubview(textField)
}

func textFieldShouldReturn(_ textField: UITextField) -> Bool
{
    textField.resignFirstResponder()
    return true
}
}

Watch this video tutorial to learn how to dismiss UITextField keyboard

Dismiss keyboard example in Swift

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