SwiftUI UIApplication.shared.isIdleTimerDisabled = true 仅在一个视图上 [英] SwiftUI UIApplication.shared.isIdleTimerDisabled = true just on one View

问题描述

当只出现一个视图时如何关闭睡眠?

How can i turn Sleep off when just one View is Appeared ?

UIApplication.shared.isIdleTimerDisabled = true 阻止屏幕在每个视图上进入睡眠状态.

UIApplication.shared.isIdleTimerDisabled = true stop the screen from going to sleep on every View.

如何在 ContentView 中?

how just in ContentView ?

struct ContentView: View {
  UIApplication.shared.isIdleTimerDisabled = true


}

推荐答案

使用onAppear和onDisappear:

var body: some View {
    Text("Hi there")
        .onAppear { UIApplication.shared.isIdleTimerDisabled = true }
        .onDisappear { UIApplication.shared.isIdleTimerDisabled = false }
}

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