recyclerView helper method in E2Ebottom sheet prevent accidental drag downs

app/src/main/java/eu/kanade/tachiyomi/ui/category/addtolibrary/SetCategoriesSheet.kt

@@ -47,6 +47,7 @@ class SetCategoriesSheet(
     private val itemAdapter = ItemAdapter<AddCategoryItem>()
     private val selectExtension: SelectExtension<AddCategoryItem>
     private val db: DatabaseHelper by injectLazy()
+    override var recyclerView: RecyclerView? = binding.categoryRecyclerView
 
     override fun createBinding(inflater: LayoutInflater) =
         SetCategoriesSheetBinding.inflate(inflater)
@@ -80,22 +81,6 @@ class SetCategoriesSheet(
             }
         )
 
-        binding.categoryRecyclerView.addOnScrollListener(object : RecyclerView.OnScrollListener() {
-            override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
-                super.onScrollStateChanged(recyclerView, newState)
-                if (newState == RecyclerView.SCROLL_STATE_IDLE) {
-                    sheetBehavior.isDraggable = true
-                }
-            }
-
-            override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
-                super.onScrolled(recyclerView, dx, dy)
-                if (recyclerView.canScrollVertically(-1)) {
-                    sheetBehavior.isDraggable = false
-                }
-            }
-        })
-
         binding.titleLayout.viewTreeObserver.addOnGlobalLayoutListener {
             binding.categoryRecyclerView.updateLayoutParams<ConstraintLayout.LayoutParams> {
                 val fullHeight = activity.window.decorView.height

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackingBottomSheet.kt

@@ -7,6 +7,7 @@ import android.view.View
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.net.toUri
 import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.bottomsheet.BottomSheetBehavior
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.track.TrackService
@@ -39,6 +40,8 @@ class TrackingBottomSheet(private val controller: MangaDetailsController) :
     override fun createBinding(inflater: LayoutInflater) =
         TrackingBottomSheetBinding.inflate(inflater)
 
+    override var recyclerView: RecyclerView? = binding.trackRecycler
+
     init {
         val height = activity.window.decorView.rootWindowInsets.systemWindowInsetBottom
         sheetBehavior.peekHeight = 500.dpToPx + height

app/src/main/java/eu/kanade/tachiyomi/ui/source/browse/SourceFilterSheet.kt

@@ -30,6 +30,8 @@ class SourceFilterSheet(val activity: Activity) :
 
     var onResetClicked = {}
 
+    override var recyclerView: RecyclerView? = binding.filtersRecycler
+
     override fun createBinding(inflater: LayoutInflater) = SourceFilterSheetBinding.inflate(inflater)
     init {
         binding.searchBtn.setOnClickListener { dismiss() }
@@ -82,22 +84,6 @@ class SourceFilterSheet(val activity: Activity) :
                 }
             }
         )
-
-        binding.filtersRecycler.addOnScrollListener(object : RecyclerView.OnScrollListener() {
-            override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
-                super.onScrollStateChanged(recyclerView, newState)
-                if (newState == RecyclerView.SCROLL_STATE_IDLE) {
-                    sheetBehavior.isDraggable = true
-                }
-            }
-
-            override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
-                super.onScrolled(recyclerView, dx, dy)
-                if (recyclerView.canScrollVertically(-1)) {
-                    sheetBehavior.isDraggable = false
-                }
-            }
-        })
     }
 
     override fun onStart() {

app/src/main/java/eu/kanade/tachiyomi/widget/EdgeToEdgeBottomSheetDialog.kt

@@ -5,6 +5,7 @@ import android.os.Build
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
 import androidx.viewbinding.ViewBinding
 import com.google.android.material.bottomsheet.BottomSheetBehavior
 import com.google.android.material.bottomsheet.BottomSheetDialog
@@ -17,6 +18,7 @@ abstract class EdgeToEdgeBottomSheetDialog<VB : ViewBinding>(activity: Activity)
     protected val binding: VB
 
     protected val sheetBehavior: BottomSheetBehavior<*>
+    protected open var recyclerView: RecyclerView? = null
 
     init {
         binding = createBinding(activity.layoutInflater)
@@ -52,5 +54,30 @@ abstract class EdgeToEdgeBottomSheetDialog<VB : ViewBinding>(activity: Activity)
         contentView.requestLayout()
     }
 
+    override fun onStart() {
+        super.onStart()
+        recyclerView?.let { recyclerView ->
+            recyclerView.addOnScrollListener(object : RecyclerView.OnScrollListener() {
+                override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
+                    super.onScrollStateChanged(recyclerView, newState)
+                    if (newState == RecyclerView.SCROLL_STATE_IDLE ||
+                        newState == RecyclerView.SCROLL_STATE_SETTLING
+                    ) {
+                        sheetBehavior.isDraggable = true
+                    }
+                }
+
+                override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
+                    super.onScrolled(recyclerView, dx, dy)
+                    if (recyclerView.canScrollVertically(-1) &&
+                        recyclerView.scrollState != RecyclerView.SCROLL_STATE_SETTLING
+                    ) {
+                        sheetBehavior.isDraggable = false
+                    }
+                }
+            })
+        }
+    }
+
     abstract fun createBinding(inflater: LayoutInflater): VB
 }