我有一个在其中设置 ComposeView 的片段。我正在检查根视图和 Compose 的系统导航插图,如下所示:
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?,
): View {
return ComposeView(requireContext()).apply {
setContent {
val compatWindowInsets = WindowInsetsCompat.toWindowInsetsCompat(view?.rootWindowInsets!!, view)
val systemInsetTypesMask = WindowInsetsCompat.Type.navigationBars()
val viewSystemInsets = compatWindowInsets.getInsets(systemInsetTypesMask)
println("---> View: ${viewSystemInsets.bottom}")
val composeSystemInsets = WindowInsets.navigationBars
println("---> Compose: ${composeSystemInsets.getBottom(LocalDensity.current)}")
...
}
}
}
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对于 Android API >= 30 我得到下一个结果:
---> View: 126
---> Compose: 126
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但对于 Android API < 30 我得到:
---> View: 126
---> Compose: 0
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对于 Compose 来说它总是为零,是什么原因导致的以及如何修复它?