我认为我有关按钮的代码违反了 DRY 原则。您能建议一种更有效的方法来减少困惑吗?
@IBAction func competitiveButton(_ sender: Any) {
if competitiveMatch.isEnabled == true {
competitiveMatch.isEnabled = false
friendlyMatch.isEnabled = true
tournamentButton.isEnabled = true
trainingButton.isEnabled = true
} else {
competitiveMatch.isEnabled = true
}
}
@IBAction func friendlyButton(_ sender: Any) {
if friendlyMatch.isEnabled == true {
friendlyMatch.isEnabled = false
tournamentButton.isEnabled = true
competitiveMatch.isEnabled = true
trainingButton.isEnabled = true
} else {
friendlyMatch.isEnabled = true
}
}
@IBAction func tourneyButton(_ sender: Any) {
if tournamentButton.isEnabled == true {
tournamentButton.isEnabled = false
friendlyMatch.isEnabled = true
trainingButton.isEnabled = true
competitiveMatch.isEnabled = true
} else {
tournamentButton.isEnabled = true
}
}
@IBAction func trainingButton(_ sender: Any) {
if trainingButton.isEnabled == true {
trainingButton.isEnabled = false
friendlyMatch.isEnabled = true
tournamentButton.isEnabled = true
competitiveMatch.isEnabled = true
} else {
trainingButton.isEnabled = true
}
}
该代码遵循所有四个按钮的设定模式。我无法考虑更短的方法来完成同样的任务。请帮忙。在这里完成初学者。
最佳答案
您可以使用单个 IBAction
而不是 4 个单独的方法。并将发送者类型从 Any
更改为 UIButton
。然后你可以做类似的事情
@IBAction func toggleEnableDisable(_ sender: UIButton) {
let currentValue = sender.isEnabled
let buttonArray = [trainingButton, friendlyMatch, tournamentButton, competitiveMatch]
buttonArray.forEach { $0.isEnabled = false }
sender.isEnabled = !currentValue
}
关于swift - 代码重构 - Swift,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50950970/