make the system bar fit the fullscreen color

new-player/src/main/java/net/newpipe/newplayer/ui/VideoPlayerUI.kt

@@ -20,6 +20,7 @@
 
 package net.newpipe.newplayer.ui
 
+import android.app.Activity
 import android.content.pm.ActivityInfo
 import android.view.SurfaceView
 import androidx.compose.foundation.layout.Box
@@ -27,9 +28,11 @@ import androidx.compose.foundation.layout.aspectRatio
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -40,8 +43,12 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalLifecycleOwner
+import androidx.compose.ui.platform.LocalView
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.viewinterop.AndroidView
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleEventObserver
 import androidx.media3.common.Player
@@ -65,10 +72,35 @@ fun VideoPlayerUI(
             mutableStateOf(Lifecycle.Event.ON_CREATE)
         }
 
-        val context = LocalContext.current
+        val activity = LocalContext.current as Activity
+        val view = LocalView.current
+
+        val window = activity.window
+        val windowInsetsController = WindowCompat.getInsetsController(window, window.decorView)
+        windowInsetsController.systemBarsBehavior =
+            WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
 
         val lifecycleOwner = LocalLifecycleOwner.current
 
+        // Setup fullscreen
+        if (uiState.fullscreen) {
+            LaunchedEffect(key1 = true) {
+                WindowCompat.getInsetsController(window, view)
+                    .isAppearanceLightStatusBars = false
+            }
+        }
+
+        // Setup immersive mode
+        if (uiState.fullscreen && ! uiState.uiVissible) {
+            LaunchedEffect(key1 = true) {
+                windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
+            }
+        } else {
+            LaunchedEffect(key1 = false) {
+                windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
+            }
+        }
+
         // Prepare stuff for the SurfaceView to which the video will be rendered
         DisposableEffect(lifecycleOwner) {
             val observer = LifecycleEventObserver { _, event ->
@@ -81,7 +113,6 @@ fun VideoPlayerUI(
             }
         }
 
-
         // Set Screen Rotation
         if (uiState.fullscreen) {
             if (uiState.contentRatio < 1) {
@@ -91,7 +122,7 @@ fun VideoPlayerUI(
             }
         }
 
-        val displayMetrics = context.resources.displayMetrics
+        val displayMetrics = activity.resources.displayMetrics
         val screenRatio =
             displayMetrics.widthPixels.toFloat() / displayMetrics.heightPixels.toFloat()
 

test-app/src/main/java/net/newpipe/newplayer/testapp/MainActivity.kt

@@ -67,10 +67,9 @@ class MainActivity : AppCompatActivity() {
         //videoPlayerViewModel.maxContentRatio = 4F/3F
         videoPlayerViewModel.contentFitMode = ContentScale.FIT_INSIDE
 
-
+        //val windowInsetsController = WindowCompat.getInsetsController(window, window.decorView)
-        val windowInsetsController = WindowCompat.getInsetsController(window, window.decorView)
+        //windowInsetsController.systemBarsBehavior =
-        windowInsetsController.systemBarsBehavior =
+            //WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
-            WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
 
 
         val setupFullscreen = {
@@ -84,7 +83,7 @@ class MainActivity : AppCompatActivity() {
             embeddedPlayer.viewModel = null
             fullscreenPlayer.viewModel = videoPlayerViewModel
 
-            windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
+            //windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
         }
 
         val setupEmbeddedView = {
@@ -107,7 +106,7 @@ class MainActivity : AppCompatActivity() {
             fullscreenPlayer.viewModel = null
             embeddedPlayer.viewModel = videoPlayerViewModel
 
-            windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
+            //windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
         }
 
         if (videoPlayerViewModel.uiState.value.fullscreen) {
@@ -126,9 +125,9 @@ class MainActivity : AppCompatActivity() {
 
             override fun onUiVissibleToggle(isVissible: Boolean) {
                 if (isVissible) {
-                   windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
+                   //windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
                 } else {
-                   windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
+                   //windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
                 }
             }
         }