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Fixed fast scroll button crashing while scrolling to undefined position

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Viktor De Pasquale 2019-06-16 09:00:46 +02:00 committed by John Wu
parent 70cb52b2c7
commit dd76a74e1c
1 changed files with 11 additions and 3 deletions
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10
app/src/main/java/com/topjohnwu/magisk/utils/DataBindingAdapters.kt
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@ -186,10 +186,18 @@ fun setHidden(view: FloatingActionButton, hide: Boolean) {
} }
@BindingAdapter("scrollPosition", "scrollPositionSmooth", requireAll = false) @BindingAdapter("scrollPosition", "scrollPositionSmooth", requireAll = false)
fun setScrollPosition(view: RecyclerView, position: Int, smoothScroll: Boolean) = when { fun setScrollPosition(view: RecyclerView, position: Int, smoothScroll: Boolean) {
val adapterItemCount = view.adapter?.itemCount ?: -1
if (position !in 0 until adapterItemCount) {
// the position is not in adapter bounds, adapter will throw exception for invalid positions
return
}
when {
smoothScroll -> view.smoothScrollToPosition(position) smoothScroll -> view.smoothScrollToPosition(position)
else -> view.scrollToPosition(position) else -> view.scrollToPosition(position)
} }
}
@BindingAdapter("recyclerScrollEvent") @BindingAdapter("recyclerScrollEvent")
fun setScrollListener(view: RecyclerView, listener: InverseBindingListener) { fun setScrollListener(view: RecyclerView, listener: InverseBindingListener) {