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Fix BrowseSourceController losing scroll position when navigating back

Browse Source
This commit is contained in:
arkon
2020-04-27 16:21:23 -04:00
parent 850654dccc
commit 2a41e4ce68
3 changed files with 8 additions and 18 deletions
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15
app/src/main/java/eu/kanade/tachiyomi/ui/source/browse/BrowseSourceController.kt
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@@ -48,6 +48,7 @@ import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.cancel
import kotlinx.coroutines.flow.drop
import kotlinx.coroutines.flow.filter
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
@@ -190,12 +191,12 @@ open class BrowseSourceController(bundle: Bundle) :
} else {
(binding.catalogueView.inflate(R.layout.source_recycler_autofit) as AutofitRecyclerView).apply {
numColumnsScope = CoroutineScope(Job() + Dispatchers.Main)
getColumnsPreferenceForCurrentOrientation().asImmediateFlow {
spanCount = it
// Set the adapter again to recalculate the covers height
adapter = this@BrowseSourceController.adapter
}
getColumnsPreferenceForCurrentOrientation().asImmediateFlow { spanCount = it }
.drop(1)
.onEach {
// Set the adapter again to recalculate the covers height
adapter = this@BrowseSourceController.adapter
}
.launchIn(numColumnsScope!!)
(layoutManager as GridLayoutManager).spanSizeLookup = object : GridLayoutManager.SpanSizeLookup() {
@@ -452,7 +453,7 @@ open class BrowseSourceController(bundle: Bundle) :
*
* @return the preference.
*/
fun getColumnsPreferenceForCurrentOrientation(): Preference<Int> {
private fun getColumnsPreferenceForCurrentOrientation(): Preference<Int> {
return if (resources?.configuration?.orientation == Configuration.ORIENTATION_PORTRAIT) {
preferences.portraitColumns()
} else {