Coisas

android/app/src/main/kotlin/com/example/teachit/MainActivity.kt

@@ -1,5 +1,34 @@
 package com.example.teachit
 
+import android.os.Build
+import android.view.View
+import android.view.WindowInsets
+import android.view.WindowInsetsController
+import androidx.core.view.WindowCompat
 import io.flutter.embedding.android.FlutterActivity
 
-class MainActivity : FlutterActivity()
+class MainActivity : FlutterActivity() {
+    override fun onResume() {
+        super.onResume()
+        hideSystemBars()
+    }
+
+    private fun hideSystemBars() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            window.setDecorFitsSystemWindows(false)
+            val controller = window.insetsController
+            controller?.let {
+                it.hide(WindowInsets.Type.systemBars())
+                it.systemBarsBehavior = WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+            }
+        } else {
+            @Suppress("DEPRECATION")
+            window.decorView.systemUiVisibility = (
+                View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                or View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+                or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
+            )
+        }
+    }
+}