android: Switch from a colored status bar to a custom view

Allows for smoother transitions with the search bar

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/OptionsFragment.kt

@@ -87,13 +87,6 @@ class OptionsFragment : Fragment() {
             adapter = HomeOptionAdapter(requireActivity() as AppCompatActivity, optionsList)
         }
 
-        requireActivity().window.statusBarColor = ThemeHelper.getColorWithOpacity(
-            MaterialColors.getColor(
-                binding.root,
-                R.attr.colorSurface
-            ), ThemeHelper.SYSTEM_BAR_ALPHA
-        )
-
         setInsets()
     }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/GamesFragment.kt

@@ -9,7 +9,6 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.activity.OnBackPressedCallback
 import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.ContextCompat
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.updatePadding
@@ -27,7 +26,6 @@ import org.yuzu.yuzu_emu.layout.AutofitGridLayoutManager
 import org.yuzu.yuzu_emu.model.Game
 import org.yuzu.yuzu_emu.model.GamesViewModel
 import org.yuzu.yuzu_emu.model.HomeViewModel
-import org.yuzu.yuzu_emu.utils.ThemeHelper
 import java.util.Locale
 
 class GamesFragment : Fragment() {
@@ -145,21 +143,9 @@ class GamesFragment : Fragment() {
         _binding = null
     }
 
-    private fun searchShown() {
-        homeViewModel.setNavigationVisible(false)
-        requireActivity().window.statusBarColor =
-            ContextCompat.getColor(requireContext(), android.R.color.transparent)
-    }
+    private fun searchShown() = homeViewModel.setNavigationVisible(false)
 
-    private fun searchHidden() {
-        homeViewModel.setNavigationVisible(true)
-        requireActivity().window.statusBarColor = ThemeHelper.getColorWithOpacity(
-            MaterialColors.getColor(
-                binding.root,
-                R.attr.colorSurface
-            ), ThemeHelper.SYSTEM_BAR_ALPHA
-        )
-    }
+    private fun searchHidden() = homeViewModel.setNavigationVisible(true)
 
     private inner class ScoredGame(val score: Double, val item: Game)
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt

@@ -9,6 +9,7 @@ import android.view.ViewGroup.MarginLayoutParams
 import android.view.animation.PathInterpolator
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
 import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowCompat
@@ -41,6 +42,8 @@ class MainActivity : AppCompatActivity() {
 
         WindowCompat.setDecorFitsSystemWindows(window, false)
 
+        window.statusBarColor =
+            ContextCompat.getColor(applicationContext, android.R.color.transparent)
         ThemeHelper.setNavigationBarColor(
             this,
             ElevationOverlayProvider(binding.navigationBar.context).compositeOverlay(
@@ -80,6 +83,25 @@ class MainActivity : AppCompatActivity() {
     }
 
     private fun showNavigation(visible: Boolean) {
+        // TODO: This should be decoupled from navigation in the future
+        binding.statusBarShade.animate().apply {
+            if (visible) {
+                binding.statusBarShade.visibility = View.VISIBLE
+                binding.statusBarShade.translationY = binding.statusBarShade.height.toFloat() * -2
+                duration = 300
+                translationY(0f)
+                interpolator = PathInterpolator(0.05f, 0.7f, 0.1f, 1f)
+            } else {
+                duration = 300
+                translationY(binding.navigationBar.height.toFloat() * -2)
+                interpolator = PathInterpolator(0.3f, 0f, 0.8f, 0.15f)
+            }
+        }.withEndAction {
+            if (!visible) {
+                binding.statusBarShade.visibility = View.INVISIBLE
+            }
+        }.start()
+
         binding.navigationBar.animate().apply {
             if (visible) {
                 binding.navigationBar.visibility = View.VISIBLE

src/android/app/src/main/res/layout/activity_main.xml

@@ -29,4 +29,15 @@
         app:layout_constraintRight_toRightOf="parent"
         app:menu="@menu/menu_navigation" />
 
+    <View
+        android:id="@+id/status_bar_shade"
+        android:layout_width="0dp"
+        android:layout_height="1px"
+        android:background="@android:color/transparent"
+        android:clickable="false"
+        android:focusable="false"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>