auto hide android navbar (#133)

* auto hide android navbar

* auto hide android navbar

app/src/main/java/ani/dantotsu/Functions.kt

@@ -157,11 +157,22 @@ fun initActivity(a: Activity) {
                 }
         }
         a.hideStatusBar()
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && statusBarHeight == 0 && a.resources.configuration.orientation == Configuration.ORIENTATION_PORTRAIT) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R &&
-            window.decorView.rootWindowInsets?.displayCutout?.apply {
+            statusBarHeight == 0 &&
-                if (boundingRects.size > 0) {
+            a.resources.configuration.orientation == Configuration.ORIENTATION_PORTRAIT
-                    statusBarHeight = min(boundingRects[0].width(), boundingRects[0].height())
+        ) {
-                }
+            window.setDecorFitsSystemWindows(false)
+
+            window.decorView.setOnApplyWindowInsetsListener { _, insets ->
+                statusBarHeight = insets.getInsets(WindowInsetsCompat.Type.systemBars()).top
+                navBarHeight = insets.getInsets(WindowInsetsCompat.Type.systemBars()).bottom
+                insets
+            }
+
+            window.insetsController?.let { controller ->
+                controller.systemBarsBehavior =
+                    WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+                controller.hide(WindowInsetsCompat.Type.navigationBars())
             }
         }
     } else

app/src/main/java/ani/dantotsu/MainActivity.kt

@@ -152,9 +152,6 @@ class MainActivity : AppCompatActivity() {
             initActivity(this)
             uiSettings = loadData("ui_settings") ?: uiSettings
             selectedOption = uiSettings.defaultStartUpTab
-            binding.includedNavbar.navbarContainer.updateLayoutParams<ViewGroup.MarginLayoutParams> {
-                bottomMargin = navBarHeight
-            }
         }
         val offline = getSharedPreferences("Dantotsu", Context.MODE_PRIVATE)
                 .getBoolean("offlineMode", false)

app/src/main/java/ani/dantotsu/home/NoInternet.kt

@@ -1,6 +1,5 @@
 package ani.dantotsu.home
 
-import android.app.AlertDialog
 import android.content.Context
 import android.graphics.drawable.GradientDrawable
 import android.os.Build
@@ -8,25 +7,21 @@ import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
 import android.view.View
-import android.view.ViewGroup
 import androidx.activity.addCallback
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import androidx.core.view.doOnAttach
-import androidx.core.view.updateLayoutParams
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
 import androidx.lifecycle.Lifecycle
 import androidx.viewpager2.adapter.FragmentStateAdapter
 import ani.dantotsu.R
 import ani.dantotsu.ZoomOutPageTransformer
-import ani.dantotsu.currContext
 import ani.dantotsu.databinding.ActivityNoInternetBinding
 import ani.dantotsu.download.anime.OfflineAnimeFragment
 import ani.dantotsu.download.manga.OfflineMangaFragment
 import ani.dantotsu.initActivity
 import ani.dantotsu.loadData
-import ani.dantotsu.navBarHeight
 import ani.dantotsu.offline.OfflineFragment
 import ani.dantotsu.others.LangSet
 import ani.dantotsu.selectedOption
@@ -80,9 +75,6 @@ class NoInternet : AppCompatActivity() {
             initActivity(this)
             uiSettings = loadData("ui_settings") ?: uiSettings
             selectedOption = uiSettings.defaultStartUpTab
-            binding.includedNavbar.navbarContainer.updateLayoutParams<ViewGroup.MarginLayoutParams> {
-                bottomMargin = navBarHeight
-            }
         }
         val navbar = binding.includedNavbar.navbar
         ani.dantotsu.bottomBar = navbar