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Code Issues Releases Wiki Activity

Merge pull request #1374 from Vonter/restore_scroll_favorites

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Save and Restore scroll position on Favorites Tab - Issue #1359
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Austin Huang 2021-06-13 11:46:17 -04:00 committed by GitHub
commit 0d7db5237f
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1 changed files with 10 additions and 1 deletions
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11
app/src/main/java/awais/instagrabber/fragments/FavoritesFragment.kt
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@ -46,11 +46,20 @@ class FavoritesFragment : Fragment() {
shouldRefresh = false shouldRefresh = false
} }
override fun onPause() {
super.onPause()
adapter.setStateRestorationPolicy(RecyclerView.Adapter.StateRestorationPolicy.PREVENT)
}
override fun onResume() { override fun onResume() {
super.onResume() super.onResume()
if (!this::adapter.isInitialized) return if (!this::adapter.isInitialized) return
// refresh list every time in onViewStateRestored since it is cheaper than implementing pull down to refresh // refresh list every time in onViewStateRestored since it is cheaper than implementing pull down to refresh
favoritesViewModel.list.observe(viewLifecycleOwner, { list: List<Favorite?>? -> adapter.submitList(list) }) favoritesViewModel.list.observe(viewLifecycleOwner, {
list: List<Favorite?>? -> adapter.submitList(list, Runnable {
adapter.setStateRestorationPolicy(RecyclerView.Adapter.StateRestorationPolicy.ALLOW)
})
})
} }
private fun init() { private fun init() {