如何以编程方式向按钮添加操作。我需要向 mapView 中的按钮添加显示操作。谢谢
let button = UIButton(type: UIButtonType.Custom) as UIButton
最佳答案
你可以使用下面的代码
`
let btn: UIButton = UIButton(frame: CGRect(x: 100, y: 400, width: 100, height: 50))
btn.backgroundColor = UIColor.green
btn.setTitle("Click Me", for: .normal)
btn.addTarget(self, action: #selector(buttonAction), for: .touchUpInside)
btn.tag = 1
self.view.addSubview(btn)
行动
@objc func buttonAction(sender: UIButton!) {
let btnsendtag: UIButton = sender
if btnsendtag.tag == 1 {
dismiss(animated: true, completion: nil)
}
}
关于ios - Swift 以编程方式向按钮添加显示操作,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35550966/