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Scroll to selected on state change.

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Alex Hart 2021-07-23 16:59:34 -03:00 • committed by Greyson Parrelli
parent d29b0609a3
commit 8bde389398
1 changed files with 10 additions and 2 deletions
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12
app/src/main/java/org/thoughtcrime/securesms/avatar/picker/AvatarPickerFragment.kt
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@ -47,6 +47,8 @@ class AvatarPickerFragment : Fragment(R.layout.avatar_picker_fragment) {
private val viewModel: AvatarPickerViewModel by viewModels(factoryProducer = this::createFactory)
private lateinit var recycler: RecyclerView
private fun createFactory(): AvatarPickerViewModel.Factory {
val args = AvatarPickerFragmentArgs.fromBundle(requireArguments())
val groupId = ParcelableGroupId.get(args.groupId)
@ -56,13 +58,13 @@ class AvatarPickerFragment : Fragment(R.layout.avatar_picker_fragment) {
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
val toolbar: Toolbar = view.findViewById(R.id.avatar_picker_toolbar)
val recycler: RecyclerView = view.findViewById(R.id.avatar_picker_recycler)
val cameraButton: ButtonStripItemView = view.findViewById(R.id.avatar_picker_camera)
val photoButton: ButtonStripItemView = view.findViewById(R.id.avatar_picker_photo)
val textButton: ButtonStripItemView = view.findViewById(R.id.avatar_picker_text)
val saveButton: View = view.findViewById(R.id.avatar_picker_save)
val clearButton: View = view.findViewById(R.id.avatar_picker_clear)
recycler = view.findViewById(R.id.avatar_picker_recycler)
recycler.addItemDecoration(GridDividerDecoration(4, ViewUtil.dpToPx(16)))
val adapter = MappingAdapter()
@ -87,7 +89,13 @@ class AvatarPickerFragment : Fragment(R.layout.avatar_picker_fragment) {
saveButton.animate().alpha(alpha)
}
adapter.submitList(state.selectableAvatars.map { AvatarPickerItem.Model(it, it == state.currentAvatar) })
val items = state.selectableAvatars.map { AvatarPickerItem.Model(it, it == state.currentAvatar) }
val selectedPosition = items.indexOfFirst { it.isSelected }
adapter.submitList(items) {
if (selectedPosition > -1)
recycler.smoothScrollToPosition(selectedPosition)
}
}
toolbar.setNavigationOnClickListener { Navigation.findNavController(it).popBackStack() }