ios swift slider滑动监听
作者:
wenju | 来源:发表于
2021-08-12 10:48 被阅读0次override func viewDidLoad() {
slider.addTarget(self, action:#selector(sliderValurChanged(_:for:)), for: .valueChanged)
}
/ /slider滑动监听
@objc func sliderValurChanged(_ slider: UISlider?, for event: UIEvent?) {
let touchEvent = event?.allTouches?.first
switch touchEvent?.phase {
case .began:
print("开始拖动")
case .moved:
print(slider?.value as Any)
case .ended:
print("结束拖动")
default:
break
}
}
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