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Scroll to latest match during chat message search in case user scrolled away

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This commit is contained in:
Sylvain Berfini 2025-08-14 10:38:48 +02:00
parent f282bf689c
commit 4d55b089a6
2 changed files with 23 additions and 9 deletions
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16
app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationFragment.kt
View file

@ -832,9 +832,21 @@ open class ConversationFragment : SlidingPaneChildFragment() {
viewModel.itemToScrollTo.observe(viewLifecycleOwner) { position ->
if (position >= 0) {
Log.i("$TAG Scrolling to message/event at position [$position]")
val recyclerView = binding.eventsList
recyclerView.scrollToPosition(position)
val layoutManager = recyclerView.layoutManager as LinearLayoutManager
val firstDisplayedItemPosition = layoutManager.findFirstVisibleItemPosition()
val lastDisplayedItemPosition = layoutManager.findLastVisibleItemPosition()
Log.i(
"$TAG Scrolling to message/event at position [$position], " +
"display show events between positions [$firstDisplayedItemPosition] and [$lastDisplayedItemPosition]"
)
if (firstDisplayedItemPosition > position && position > 0) {
recyclerView.scrollToPosition(position - 1)
} else if (lastDisplayedItemPosition < position && position < layoutManager.itemCount - 1) {
recyclerView.scrollToPosition(position + 1)
} else {
recyclerView.scrollToPosition(position)
}
}
}

16
app/src/main/java/org/linphone/ui/main/chat/viewmodel/ConversationViewModel.kt
View file

@ -968,6 +968,14 @@ class ConversationViewModel
val message = if (latestMatch == null) {
R.string.conversation_search_no_match_found
} else {
// Scroll to last matching event anyway, user may have scrolled away
val found = eventsList.find {
it.eventLog == latestMatch
}
if (found != null) { // This should always be true
val index = eventsList.indexOf(found)
itemToScrollTo.postValue(index)
}
R.string.conversation_search_no_more_match
}
showRedToast(message, R.drawable.magnifying_glass)
@ -987,13 +995,7 @@ class ConversationViewModel
Log.i("$TAG Found result is already in history, no need to load more history")
(found.model as? MessageModel)?.highlightText(textToSearch)
val index = eventsList.indexOf(found)
if (direction == SearchDirection.Down && index < eventsList.size - 1) {
// Go to next message to prevent the message we are looking for to be behind the scroll to bottom button
itemToScrollTo.postValue(index + 1)
} else {
// Go to previous message so target message won't be displayed stuck to the top
itemToScrollTo.postValue(index - 1)
}
itemToScrollTo.postValue(index)
searchInProgress.postValue(false)
}