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Ios 在闪烁的按钮上,它会变成一个浅色_Ios_Swift_Button - Fatal编程技术网

Ios 在闪烁的按钮上,它会变成一个浅色

Ios 在闪烁的按钮上,它会变成一个浅色,ios,swift,button,Ios,Swift,Button,单击“闪烁按钮”页面同一页面中的“添加”按钮,从新页面中选择一个名称,然后返回到“闪烁按钮”页面。闪烁按钮不闪烁且处于浅色调 self.checkAvalibilityBtn.alpha = 1.0 UIView.animate(withDuration: 0.80, delay: 0.0, options: [.curveEaseIn, .repeat, .autoreverse, .allowUserInteraction], animations: {() -> Vo

单击“闪烁按钮”页面同一页面中的“添加”按钮,从新页面中选择一个名称,然后返回到“闪烁按钮”页面。闪烁按钮不闪烁且处于浅色调

    self.checkAvalibilityBtn.alpha = 1.0
    UIView.animate(withDuration: 0.80, delay: 0.0, options: [.curveEaseIn, .repeat, .autoreverse, .allowUserInteraction], animations: {() -> Void in
        self.checkAvalibilityBtn.alpha = 0.2
    }, completion: {(finished: Bool) -> Void in
    })

你差不多完成了。需要在
完成
块中将
alpha
重置为1-

    self.checkAvalibilityBtn.alpha = 1.0
    UIView.animate(withDuration: 0.80, delay: 0.0, options: [.curveEaseIn, .repeat, .autoreverse, .allowUserInteraction], animations: {() -> Void in
        self.checkAvalibilityBtn.alpha = 0.2
    }, completion: {(finished: Bool) -> Void in
        self.checkAvalibilityBtn.alpha = 1.0
    })

您在哪里添加了此代码段?覆盖func viewDidLoad()检查下面的答案。是否可以附加当前屏幕的录制的
gif
?这样我才能深入研究。