settings: improve UI

Make settings follow both edge-to-edge and the liftOnScroll idioms.
This has some minor issues with state, but these should be fixed when
I'm able to make a smooth transition for theme changes.

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

@@ -18,23 +18,20 @@
 
 package org.oxycblt.auxio.playback.queue
 
-import android.os.Build
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.view.WindowInsets
-import androidx.core.view.updatePadding
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.ItemTouchHelper
-import androidx.recyclerview.widget.RecyclerView
 import org.oxycblt.auxio.R
 import org.oxycblt.auxio.databinding.FragmentQueueBinding
 import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.music.Header
 import org.oxycblt.auxio.playback.PlaybackViewModel
+import org.oxycblt.auxio.util.applyEdge
 import org.oxycblt.auxio.util.isEdgeOn
 
 /**
@@ -78,7 +75,13 @@ class QueueFragment : Fragment() {
             helper.attachToRecyclerView(this)
         }
 
-        setupEdgeForQueue(binding)
+        if (isEdgeOn()) {
+            binding.applyEdge()
+            binding.queueAppbar.applyEdge()
+            binding.queueRecycler.applyEdge()
+        } else {
+            binding.root.fitsSystemWindows = true
+        }
 
         // --- VIEWMODEL SETUP ----
 
@@ -111,64 +114,6 @@ class QueueFragment : Fragment() {
         return binding.root
     }
 
-    private fun setupEdgeForQueue(binding: FragmentQueueBinding) {
-        if (isEdgeOn()) {
-            binding.root.setOnApplyWindowInsetsListener { v, insets ->
-                // Account for the side navigation bar if required.
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                    val bars = insets.getInsets(WindowInsets.Type.systemBars())
-
-                    v.updatePadding(
-                        left = bars.left,
-                        right = bars.right
-                    )
-                } else {
-                    @Suppress("DEPRECATION")
-                    v.updatePadding(
-                        left = insets.systemWindowInsetLeft,
-                        right = insets.systemWindowInsetRight
-                    )
-                }
-
-                insets
-            }
-
-            binding.queueAppbar.setOnApplyWindowInsetsListener { v, insets ->
-                val top = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                    insets.getInsets(WindowInsets.Type.systemBars()).top
-                } else {
-                    @Suppress("DEPRECATION")
-                    insets.systemWindowInsetTop
-                }
-
-                v.updatePadding(top = top)
-
-                insets
-            }
-
-            binding.queueRecycler.setOnApplyWindowInsetsListener { v, insets ->
-                val bottom = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                    insets.getInsets(WindowInsets.Type.systemBars()).bottom
-                } else {
-                    @Suppress("DEPRECATION")
-                    insets.systemWindowInsetBottom
-                }
-
-                // Apply bottom padding to make sure that the last queue item isnt incorrectly lost,
-                // but also make sure that the added padding wont clip the child views entirely.
-                (v as RecyclerView).apply {
-                    clipToPadding = false
-                    updatePadding(bottom = bottom)
-                    overScrollMode = RecyclerView.OVER_SCROLL_IF_CONTENT_SCROLLS
-                }
-
-                insets
-            }
-        } else {
-            binding.root.fitsSystemWindows = true
-        }
-    }
-
     // --- QUEUE DATA ---
 
     /**

app/src/main/java/org/oxycblt/auxio/settings/SettingsFragment.kt

@@ -25,6 +25,8 @@ import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.navigation.fragment.findNavController
 import org.oxycblt.auxio.databinding.FragmentSettingsBinding
+import org.oxycblt.auxio.util.applyEdge
+import org.oxycblt.auxio.util.isEdgeOn
 
 /**
  * A container [Fragment] for the settings menu.
@@ -52,6 +54,15 @@ class SettingsFragment : Fragment() {
             }
         }
 
+        if (isEdgeOn()) {
+            binding.applyEdge()
+            binding.settingsAppbar.applyEdge()
+
+            // We can't apply edge to the RecyclerView from here. Do that in SettingsListFragment.
+        } else {
+            binding.root.fitsSystemWindows = true
+        }
+
         return binding.root
     }
 }

app/src/main/java/org/oxycblt/auxio/settings/SettingsListFragment.kt

@@ -26,12 +26,15 @@ import androidx.preference.Preference
 import androidx.preference.PreferenceCategory
 import androidx.preference.PreferenceFragmentCompat
 import androidx.preference.children
+import androidx.recyclerview.widget.RecyclerView
 import coil.Coil
 import org.oxycblt.auxio.R
 import org.oxycblt.auxio.accent.Accent
 import org.oxycblt.auxio.accent.AccentDialog
 import org.oxycblt.auxio.excluded.ExcludedDialog
 import org.oxycblt.auxio.playback.PlaybackViewModel
+import org.oxycblt.auxio.util.applyEdge
+import org.oxycblt.auxio.util.isEdgeOn
 import org.oxycblt.auxio.util.isNight
 import org.oxycblt.auxio.util.logD
 import org.oxycblt.auxio.util.showToast
@@ -54,6 +57,10 @@ class SettingsListFragment : PreferenceFragmentCompat() {
 
         preferenceManager.onDisplayPreferenceDialogListener = this
 
+        if (isEdgeOn()) {
+            view.findViewById<RecyclerView>(androidx.preference.R.id.recycler_view).applyEdge()
+        }
+
         logD("Fragment created.")
     }
 
@@ -117,29 +124,13 @@ class SettingsListFragment : PreferenceFragmentCompat() {
                     summary = Accent.get().getDetailedSummary(context)
                 }
 
-                SettingsManager.KEY_SHOW_COVERS -> {
+                SettingsManager.KEY_SHOW_COVERS, SettingsManager.KEY_QUALITY_COVERS -> {
                     onPreferenceChangeListener = Preference.OnPreferenceChangeListener { _, _ ->
                         Coil.imageLoader(requireContext()).apply {
                             bitmapPool.clear()
                             memoryCache.clear()
                         }
 
-                        requireActivity().recreate()
-
-                        true
-                    }
-                }
-
-                SettingsManager.KEY_QUALITY_COVERS -> {
-                    onPreferenceChangeListener = Preference.OnPreferenceChangeListener { _, _ ->
-                        // Clear out any cached images, before recreating the activity
-                        Coil.imageLoader(requireContext()).apply {
-                            bitmapPool.clear()
-                            memoryCache.clear()
-                        }
-
-                        requireActivity().recreate()
-
                         true
                     }
                 }

app/src/main/java/org/oxycblt/auxio/util/ViewUtil.kt

@@ -23,6 +23,7 @@ import android.content.res.ColorStateList
 import android.content.res.Resources
 import android.os.Build
 import android.util.TypedValue
+import android.view.WindowInsets
 import android.widget.ImageButton
 import android.widget.TextView
 import androidx.annotation.AttrRes
@@ -30,8 +31,11 @@ import androidx.annotation.ColorInt
 import androidx.annotation.ColorRes
 import androidx.annotation.DrawableRes
 import androidx.core.content.ContextCompat
+import androidx.core.view.updatePadding
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.RecyclerView
+import androidx.viewbinding.ViewBinding
+import com.google.android.material.appbar.AppBarLayout
 import org.oxycblt.auxio.R
 
 /**
@@ -139,3 +143,69 @@ fun @receiver:AttrRes Int.resolveAttr(context: Context): Int {
  * Check if edge-to-edge is on. Really a glorified version check.
  */
 fun isEdgeOn(): Boolean = Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1
+
+/**
+ * Apply edge-to-edge tweaks to the root view of a layout. This is largely for handling
+ * edge-to-edge on phone landscape modes.
+ */
+fun ViewBinding.applyEdge() {
+    root.setOnApplyWindowInsetsListener { v, insets ->
+        // Account for the side navigation bar if required.
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            val bars = insets.getInsets(WindowInsets.Type.systemBars())
+
+            v.updatePadding(
+                left = bars.left,
+                right = bars.right
+            )
+        } else {
+            @Suppress("DEPRECATION")
+            v.updatePadding(
+                left = insets.systemWindowInsetLeft,
+                right = insets.systemWindowInsetRight
+            )
+        }
+
+        insets
+    }
+}
+
+/**
+ * Apply edge-to-edge tweaks to an [AppBarLayout].
+ */
+fun AppBarLayout.applyEdge() {
+    setOnApplyWindowInsetsListener { v, insets ->
+        val top = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            insets.getInsets(WindowInsets.Type.systemBars()).top
+        } else {
+            @Suppress("DEPRECATION")
+            insets.systemWindowInsetTop
+        }
+
+        v.updatePadding(top = top)
+
+        insets
+    }
+}
+
+/**
+ * Apply edge-to-edge tweaks to a [RecyclerView].
+ */
+fun RecyclerView.applyEdge() {
+    clipToPadding = false
+
+    setOnApplyWindowInsetsListener { v, insets ->
+        val bottom = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            insets.getInsets(WindowInsets.Type.systemBars()).bottom
+        } else {
+            @Suppress("DEPRECATION")
+            insets.systemWindowInsetBottom
+        }
+
+        // Apply bottom padding to make sure that the last queue item isnt incorrectly lost,
+        // but also make sure that the added padding wont clip the child views entirely.
+        v.updatePadding(bottom = bottom)
+
+        insets
+    }
+}

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

@@ -4,24 +4,36 @@
     xmlns:tools="http://schemas.android.com/tools"
     tools:context=".settings.SettingsFragment">
 
-    <LinearLayout
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:id="@+id/settings_coordinator"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:fitsSystemWindows="true"
         android:background="?attr/colorSurface"
         android:orientation="vertical">
 
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/settings_appbar"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="?attr/colorSurface"
+            android:clickable="true"
+            android:focusable="true"
+            app:liftOnScroll="true">
+
             <androidx.appcompat.widget.Toolbar
                 android:id="@+id/settings_toolbar"
                 style="@style/Widget.Toolbar.Icon.Down"
                 app:menu="@menu/menu_settings"
                 app:title="@string/set_title" />
 
+        </com.google.android.material.appbar.AppBarLayout>
+
         <androidx.fragment.app.FragmentContainerView
             android:id="@+id/settings_list_fragment"
             android:name="org.oxycblt.auxio.settings.SettingsListFragment"
             android:layout_width="match_parent"
-            android:layout_height="match_parent" />
+            android:layout_height="match_parent"
+            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
 
-    </LinearLayout>
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
 </layout>