gistfile1.txt

import UIKit

class TodoInputAccessoryView: UIView {

    @IBOutlet weak var textView: UITextView!
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        commonInit()
    }
    
    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        commonInit()
    }
    
    override func awakeFromNib() {
        super.awakeFromNib()
        
        textView.inputAccessoryView = self

        DispatchQueue.main.async {
            self.textView.becomeFirstResponder()
        }
    }
    
    private func commonInit() {
        
        let screenRect = UIScreen.main.bounds
        let screenWidth = screenRect.size.width
        
        self.translatesAutoresizingMaskIntoConstraints = true
        
        self.frame = CGRect(
            x: 0,
            y: 0,
            width: screenWidth,
            height: 250
        )
        
        // Not sure why using auto layout is not working.
        /*
        let screenRect = UIScreen.main.bounds
        let screenWidth = screenRect.size.width
        
        self.translatesAutoresizingMaskIntoConstraints = false
        
        // Set up constraints
        NSLayoutConstraint.activate([
            self.widthAnchor.constraint(equalToConstant: screenWidth),
            self.heightAnchor.constraint(equalToConstant: 150)
        ])
        */
        
        self.clipsToBounds = true
        self.layer.cornerRadius = 16
        self.layer.maskedCorners = [.layerMaxXMinYCorner, .layerMinXMinYCorner]
    }
}