queue: indicate playing item in list

Indicate the currently playing item in the queue list.

The item is still disabled, however it's also simultaniously activated
now, which allows it to indicate that it is playing.

app/src/main/java/org/oxycblt/auxio/image/ImageGroup.kt

@@ -101,12 +101,19 @@ constructor(context: Context, attrs: AttributeSet? = null, @AttrRes defStyleAttr
         invalidateIndicator()
     }
 
+    override fun setEnabled(enabled: Boolean) {
+        super.setEnabled(enabled)
+        invalidateIndicator()
+    }
+
     private fun invalidateIndicator() {
         if (isActivated) {
+            alpha = 1f
             indicator.alpha = 1f
             customView?.alpha = 0f
             inner.alpha = 0f
         } else {
+            alpha = if (isEnabled) 1f else 0.5f
             indicator.alpha = 0f
             customView?.alpha = 1f
             inner.alpha = 1f

app/src/main/java/org/oxycblt/auxio/playback/PlaybackSheetBehavior.kt

@@ -33,8 +33,6 @@ import org.oxycblt.auxio.util.systemGestureInsetsCompat
  * The coordinator layout behavior used for the playback sheet, hacking in the many fixes required
  * to make bottom sheets like this work.
  * @author OxygenCobalt
- *
- * TODO: Implement hiding because I have to
  */
 class PlaybackSheetBehavior<V : View>(context: Context, attributeSet: AttributeSet?) :
     AuxioSheetBehavior<V>(context, attributeSet) {
@@ -69,7 +67,7 @@ class PlaybackSheetBehavior<V : View>(context: Context, attributeSet: AttributeS
     }
 
     // Note: This is an extension to Auxio's vendored BottomSheetBehavior
-    override fun enableHidingGestures() = true
+    override fun enableHidingGestures() = false
 
     fun hideSafe() {
         if (state != STATE_HIDDEN) {

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

@@ -49,7 +49,8 @@ class QueueAdapter(listener: QueueItemListener) :
             super.onBindViewHolder(viewHolder, position, payload)
         }
 
-        viewHolder.isPrevious = position <= currentIndex
+        viewHolder.isEnabled = position > currentIndex
+        viewHolder.isActivated = position == currentIndex
     }
 
     fun updateIndex(index: Int) {
@@ -89,16 +90,24 @@ private constructor(
         MaterialShapeDrawable.createWithElevationOverlay(binding.root.context).apply {
             fillColor = binding.context.getAttrColorSafe(R.attr.colorSurface).stateList
             elevation = binding.context.getDimenSafe(R.dimen.elevation_normal) * 5
+            alpha = 0
         }
 
-    var isPrevious: Boolean
-        get() = binding.songDragHandle.alpha == 0.5f
+    var isEnabled: Boolean
+        get() = binding.songAlbumCover.isEnabled
         set(value) {
-            val alpha = if (value) 0.5f else 1f
-            binding.songAlbumCover.alpha = alpha
-            binding.songName.alpha = alpha
-            binding.songInfo.alpha = alpha
-            binding.songDragHandle.alpha = alpha
+            // Don't want to disable clicking, just indicate the body and handle is disabled
+            binding.songAlbumCover.isEnabled = value
+            binding.songName.isEnabled = value
+            binding.songInfo.isEnabled = value
+            binding.songDragHandle.isEnabled = value
+        }
+
+    var isActivated: Boolean
+        get() = binding.interactBody.isActivated
+        set(value) {
+            // Activation does not affect clicking, make everything activated.
+            binding.interactBody.setActivated(value)
         }
 
     init {
@@ -110,8 +119,6 @@ private constructor(
                         elevation = binding.context.getDimenSafe(R.dimen.elevation_normal)
                     },
                     backgroundDrawable))
-
-        backgroundDrawable.alpha = 0
     }
 
     @SuppressLint("ClickableViewAccessibility")

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

@@ -40,7 +40,7 @@ class QueueDragCallback(private val playbackModel: QueueViewModel) : ItemTouchHe
         viewHolder: RecyclerView.ViewHolder
     ): Int {
         val queueHolder = viewHolder as QueueSongViewHolder
-        return if (!queueHolder.isPrevious) {
+        return if (queueHolder.isEnabled) {
             makeFlag(
                 ItemTouchHelper.ACTION_STATE_DRAG, ItemTouchHelper.UP or ItemTouchHelper.DOWN) or
                 makeFlag(ItemTouchHelper.ACTION_STATE_SWIPE, ItemTouchHelper.START)

app/src/main/res/color/sel_accented_primary.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:alpha="0.24" android:color="?attr/colorOnSurface" android:state_enabled="false" />
     <item android:color="?attr/colorPrimary" android:state_activated="true" />
     <item android:color="?android:attr/textColorPrimary" />
 </selector>

app/src/main/res/color/sel_accented_secondary.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:alpha="0.24" android:color="?attr/colorOnSurface" android:state_enabled="false" />
     <item android:color="?attr/colorPrimary" android:state_activated="true" />
     <item android:color="?android:attr/textColorSecondary" />
 </selector>

app/src/main/res/color/sel_toggleable_primary.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?attr/colorPrimary" android:state_activated="true" />
+    <item android:color="?android:attr/textColorPrimary" android:alpha="0.5" android:state_enabled="false" />
+    <item android:color="?android:attr/textColorPrimary" />
+</selector>

app/src/main/res/color/sel_toggleable_secondary.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?android:attr/textColorSecondary" android:state_activated="true" />
+    <item android:color="?android:attr/textColorSecondary" android:alpha="0.5" android:state_enabled="false" />
+    <item android:color="?android:attr/textColorSecondary" />
+</selector>

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

@@ -32,7 +32,7 @@
             android:layout_height="wrap_content"
             android:background="?attr/selectableItemBackground">
 
-            <org.oxycblt.auxio.image.StyledImageView
+            <org.oxycblt.auxio.image.ImageGroup
                 android:id="@+id/song_album_cover"
                 style="@style/Widget.Auxio.Image.Small"
                 android:layout_margin="@dimen/spacing_medium"
@@ -47,6 +47,7 @@
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="@dimen/spacing_medium"
+                android:textColor="@color/sel_toggleable_primary"
                 app:layout_constraintBottom_toTopOf="@+id/song_info"
                 app:layout_constraintEnd_toStartOf="@+id/song_drag_handle"
                 app:layout_constraintStart_toEndOf="@+id/song_album_cover"
@@ -60,6 +61,7 @@
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="@dimen/spacing_medium"
+                android:textColor="@color/sel_toggleable_secondary"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toStartOf="@+id/song_drag_handle"
                 app:layout_constraintStart_toEndOf="@+id/song_album_cover"