[英]iOS dark light mode not updating UIViewController
當用戶界面樣式改變時,系統調用func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?)
這個委托方法
請在此方法中刷新您的編程分配 colors
override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
super.traitCollectionDidChange(previousTraitCollection)
if(traitCollection.userInterfaceStyle == .dark){
// set your Dark UI
} else {
// set your Light UI
}
}
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