//[tvlib](../../../index.md)/[org.mjdev.tvlib.extensions](../index.md)/[ComposeExt](index.md)/[onKey](on-key.md)

# onKey

[androidJvm]\
fun [Modifier](https://developer.android.com/reference/kotlin/androidx/compose/ui/Modifier.html).[onKey](on-key.md)(keyCode: [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html), action: [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) = android.view.KeyEvent.ACTION_DOWN, block: () -> [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html)): [Modifier](https://developer.android.com/reference/kotlin/androidx/compose/ui/Modifier.html)