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kibotu/Context+Extensions.kt

Last active March 21, 2022 14:40
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Jetpack Compose get activity in Composable from LocalContext.
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Context+Extensions.kt
// val activity = LocalContext.current.findActivity()
tailrec fun Context.findActivity(): AppCompatActivity? = when (this) {
is AppCompatActivity -> this
is ContextWrapper -> baseContext.findActivity()
else -> null
}
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kibotu commented Jan 9, 2022 •
edited

If you prefer non recursive

    var currentContext = this
    while (currentContext is ContextWrapper) {
        if (currentContext is Activity) {
            return currentContext
        }
        currentContext = currentContext.baseContext
    }
    return null
}

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