Dim navbar in details

app/src/main/kotlin/org/koitharu/kotatsu/core/util/ext/Android.kt

@@ -139,23 +139,6 @@ fun SyncResult.onError(error: Throwable) {
 	error.printStackTraceDebug()
 }
 
-fun Window.setNavigationBarTransparentCompat(context: Context, elevation: Float, alphaFactor: Float = 0.7f) {
-	navigationBarColor = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q &&
-		!context.getSystemBoolean("config_navBarNeedsScrim", true)
-	) {
-		Color.TRANSPARENT
-	} else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O_MR1) {
-		val baseColor = context.getThemeColor(android.R.attr.navigationBarColor)
-		ColorUtils.setAlphaComponent(baseColor, (Color.alpha(baseColor) * alphaFactor).toInt())
-	} else {
-		// Set navbar scrim 70% of navigationBarColor
-		ElevationOverlayProvider(context).compositeOverlayIfNeeded(
-			context.getThemeColor(materialR.attr.colorSurfaceContainer, alphaFactor),
-			elevation,
-		)
-	}
-}
-
 val Context.animatorDurationScale: Float
 	get() = Settings.Global.getFloat(this.contentResolver, Settings.Global.ANIMATOR_DURATION_SCALE, 1f)
 

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/DetailsActivity.kt

@@ -79,7 +79,6 @@ import org.koitharu.kotatsu.core.util.ext.mangaSourceExtra
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
 import org.koitharu.kotatsu.core.util.ext.parentView
-import org.koitharu.kotatsu.core.util.ext.setNavigationBarTransparentCompat
 import org.koitharu.kotatsu.core.util.ext.textAndVisible
 import org.koitharu.kotatsu.databinding.ActivityDetailsBinding
 import org.koitharu.kotatsu.databinding.LayoutDetailsTableBinding
@@ -465,9 +464,6 @@ class DetailsActivity :
 		viewBinding.scrollView.updatePadding(
 			bottom = insets.bottom,
 		)
-		viewBinding.containerBottomSheet?.let { bs ->
-			window.setNavigationBarTransparentCompat(this, bs.elevation, 0.9f)
-		}
 	}
 
 	private fun onHistoryChanged(info: HistoryInfo, isLoading: Boolean) = with(infoBinding) {

app/src/main/res/color-v23/bg_dim_bottomsheet.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+	<item android:alpha="0.78" android:color="?colorSurfaceContainerLow" />
+</selector>

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+	<!-- https://stackoverflow.com/questions/54685474/theme-attributes-in-color-selector-for-api-22 -->
+	<item android:color="@color/dim2" />
+</selector>

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

@@ -318,12 +318,12 @@
 		tools:layout="@layout/sheet_chapters_pages" />
 
 	<org.koitharu.kotatsu.core.ui.widgets.WindowInsetHolder
+		android:id="@+id/navbarDim"
 		android:layout_width="match_parent"
 		android:layout_height="wrap_content"
 		android:layout_gravity="bottom"
+		android:background="@color/bg_dim_bottomsheet"
 		android:elevation="9dp"
-		tools:layout_height="10dp"
-		android:id="@+id/navbarDim"
-		android:background="@color/dim2" />
+		tools:layout_height="10dp" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>