yesnoBox
Yes-No-MessageBox
func yesnoBox(title aTitle:String, message aMessage:String) {
var retcode:Bool = false
let alert = UIAlertController(
title: aTitle,
message: aMessage,
preferredStyle: .alert
)
alert.addAction(
UIAlertAction(title: "Yes", style: .cancel,
handler: { (_) in
retcode=false
//self.messageBox(message: "You tip no", title: "Yes/No")
}
)
)
alert.addAction(
UIAlertAction(title: "No", style: .destructive, // always right
handler: { (_) in
retcode=true
//self.messageBox(message: "You tip yes", title: "Yes/No")
}
)
)
present(alert, animated: true, completion: nil )
} // yesNo