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Merge pull request #4732 from Isira-Seneviratne/allViews

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refactor: Use allViews extension
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Isira Seneviratne 2023-09-10 16:16:48 +05:30 committed by GitHub
commit 632d9c6ec6
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1 changed files with 12 additions and 23 deletions
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35
app/src/main/java/com/github/libretube/ui/activities/MainActivity.kt
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@ -6,13 +6,14 @@ import android.content.res.Configuration
import android.os.Bundle
import android.view.Menu
import android.view.MenuItem
import android.view.ViewGroup
import android.view.View
import android.widget.ScrollView
import androidx.activity.addCallback
import androidx.activity.viewModels
import androidx.appcompat.widget.SearchView
import androidx.core.content.pm.ShortcutManagerCompat
import androidx.core.os.bundleOf
import androidx.core.view.allViews
import androidx.core.view.children
import androidx.core.view.isVisible
import androidx.core.widget.NestedScrollView
@ -116,10 +117,10 @@ class MainActivity : BaseActivity() {
} else {
// get the host fragment containing the current fragment
val navHostFragment =
supportFragmentManager.findFragmentById(R.id.fragment) as NavHostFragment?
supportFragmentManager.findFragmentById(R.id.fragment) as? NavHostFragment
// get the current fragment
val fragment = navHostFragment?.childFragmentManager?.fragments?.getOrNull(0)
tryScrollToTop(fragment?.requireView() as? ViewGroup)
val fragment = navHostFragment?.childFragmentManager?.fragments?.firstOrNull()
tryScrollToTop(fragment?.requireView())
}
}
@ -193,25 +194,13 @@ class MainActivity : BaseActivity() {
/**
* Try to find a scroll or recycler view and scroll it back to the top
*/
private fun tryScrollToTop(viewGroup: ViewGroup?) {
(viewGroup as? ScrollView)?.scrollTo(0, 0)
if (viewGroup == null || viewGroup.childCount == 0) return
viewGroup.children.forEach {
(it as? ScrollView)?.let { scrollView ->
scrollView.smoothScrollTo(0, 0)
return
}
(it as? NestedScrollView)?.let { scrollView ->
scrollView.smoothScrollTo(0, 0)
return
}
(it as? RecyclerView)?.let { recyclerView ->
recyclerView.smoothScrollToPosition(0)
return
}
tryScrollToTop(it as? ViewGroup)
private fun tryScrollToTop(view: View?) {
val scrollView = view?.allViews
?.firstOrNull { it is ScrollView || it is NestedScrollView || it is RecyclerView }
when (scrollView) {
is ScrollView -> scrollView.smoothScrollTo(0, 0)
is NestedScrollView -> scrollView.smoothScrollTo(0, 0)
is RecyclerView -> scrollView.smoothScrollToPosition(0)
}
}