playback: improve queue ui

Make the queue UI follow the liftOnScroll idiom that is already used
in the detail views. This also tweaks the edge-to-edge behavior so
that this view properly works.

app/src/main/java/org/oxycblt/auxio/home/HomeFragment.kt

@@ -123,8 +123,8 @@ class HomeFragment : Fragment() {
         // --- VIEWMODEL SETUP ---
 
         detailModel.navToItem.observe(viewLifecycleOwner) { item ->
-            // Unless we wait for the AppBarLayout to be done setting up before we navigate,
-            // it might result in the collapsed state being lost for...reasons.
+            // The AppBarLayout bugs out and collapses when we navigate too fast, wait for it
+            // to draw before we continue.
             binding.homeAppbar.post {
                 when (item) {
                     is Song -> findNavController().navigate(

app/src/main/java/org/oxycblt/auxio/playback/queue/QueueDragCallback.kt

@@ -106,7 +106,7 @@ class QueueDragCallback(private val playbackModel: PlaybackViewModel) : ItemTouc
         if (shouldLift && isCurrentlyActive && actionState == ItemTouchHelper.ACTION_STATE_DRAG) {
             view.animate()
                 .withStartAction { view.setBackgroundResource(R.color.surface) }
-                .translationZ(view.resources.getDimension(R.dimen.elevation_normal))
+                .translationZ(view.resources.getDimension(R.dimen.elevation_small))
                 .setDuration(100)
                 .setInterpolator(AccelerateDecelerateInterpolator())
                 .start()
@@ -124,7 +124,7 @@ class QueueDragCallback(private val playbackModel: PlaybackViewModel) : ItemTouc
         val view = viewHolder.itemView
 
         if (view.translationZ != 0.0f) {
-            viewHolder.itemView.animate()
+            view.animate()
                 .withEndAction { view.setBackgroundResource(android.R.color.transparent) }
                 .translationZ(0.0f)
                 .setDuration(100)

app/src/main/java/org/oxycblt/auxio/playback/queue/QueueFragment.kt

@@ -36,11 +36,12 @@ import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.music.Header
 import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.util.isEdgeOn
-import org.oxycblt.auxio.util.isIrregularLandscape
 
 /**
- * A [Fragment] that contains both the user queue and the next queue, with the ability to
+ * A [Fragment] that contains both the user queue and the next queue, with the abielity to
  * edit them as well.
+ * TODO: Edge can be improved here by turning off the landscape checks and simply padding the
+ *  root view on the irregular landscape mode [I think]
  * @author OxygenCobalt
  */
 class QueueFragment : Fragment() {
@@ -108,8 +109,22 @@ class QueueFragment : Fragment() {
     }
 
     private fun setupEdgeForQueue(binding: FragmentQueueBinding) {
-        if (isEdgeOn() && !requireActivity().isIrregularLandscape()) {
-            binding.queueToolbar.setOnApplyWindowInsetsListener { v, insets ->
+        if (isEdgeOn()) {
+            // Account for the side navigation bar if required.
+            binding.root.setOnApplyWindowInsetsListener { v, insets ->
+                val right = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                    insets.getInsets(WindowInsets.Type.systemBars()).right
+                } else {
+                    @Suppress("DEPRECATION")
+                    insets.systemWindowInsetRight
+                }
+
+                v.updatePadding(right = right)
+
+                insets
+            }
+
+            binding.queueAppbar.setOnApplyWindowInsetsListener { v, insets ->
                 val top = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
                     insets.getInsets(WindowInsets.Type.systemBars()).top
                 } else {
@@ -117,7 +132,7 @@ class QueueFragment : Fragment() {
                     insets.systemWindowInsetTop
                 }
 
-                (v.parent as View).updatePadding(top = top)
+                v.updatePadding(top = top)
 
                 insets
             }
@@ -141,7 +156,6 @@ class QueueFragment : Fragment() {
                 insets
             }
         } else {
-            // Don't even bother if we are in phone landscape or if edge-to-edge is off.
             binding.root.fitsSystemWindows = true
         }
     }

app/src/main/res/layout/fragment_queue.xml

@@ -4,26 +4,38 @@
     xmlns:tools="http://schemas.android.com/tools"
     tools:context=".playback.queue.QueueFragment">
 
-    <LinearLayout
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:animateLayoutChanges="true"
         android:background="?attr/colorSurface"
         android:orientation="vertical">
 
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/queue_appbar"
+            android:layout_width="match_parent"
+            android:background="?attr/colorSurface"
+            android:layout_height="wrap_content"
+            app:liftOnScroll="true">
+
             <androidx.appcompat.widget.Toolbar
                 android:id="@+id/queue_toolbar"
                 style="@style/Widget.Toolbar.Icon.Down"
+                android:elevation="0dp"
                 app:navigationIcon="@drawable/ic_down"
                 app:title="@string/lbl_queue" />
 
+        </com.google.android.material.appbar.AppBarLayout>
+
+
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/queue_recycler"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:overScrollMode="ifContentScrolls"
             app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
             tools:listitem="@layout/item_queue_song" />
 
-    </LinearLayout>
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </layout>

info/ADDITIONS.md

@@ -27,3 +27,4 @@ Feel free to fork Auxio to add your own feature set however.
 - Folder View/Grouping [#10]
 - ReplayGain [#7]
 - Tag editing [#33]
+- Specialized queue adding (ex. Play Next) [#44]

info/ARCHITECTURE.md

@@ -1,3 +1,6 @@
+**Note:** Auxio is undergoing a major refactor right now. This document may not be fully up to date.
+It will be revamped when the refactor is complete.
+
 # Architecture
 
 This document is designed to provide a simple overview of Auxio's architecture and where code resides/should reside. It will be updated as aspects about Auxio change.