- Added EmptyScreenFragment.kt to rollback if no bottom navs are incl…

app/src/main/java/com/example/app/EmptyScreenFragment.kt

@@ -0,0 +1,28 @@
+package com.example.app
+
+import android.os.Bundle
+import android.view.Gravity
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.fragment.app.Fragment
+
+class EmptyScreenFragment : Fragment() {
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?,
+    ): View {
+        return TextView(requireContext()).apply {
+            text = context.getString(R.string.no_bottom_navigation_defined)
+            gravity = Gravity.CENTER
+            textSize = 16f
+            setPadding(16, 16, 16, 16)
+            layoutParams = ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT,
+            )
+        }
+    }
+}

app/src/main/java/com/example/app/MainActivity.kt

@@ -40,6 +40,13 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
+    private fun showEmptyScreen() {
+        val transaction = supportFragmentManager.beginTransaction()
+        val fragment = EmptyScreenFragment()
+        transaction.replace(R.id.fragment_container, fragment, "empty_screen")
+        transaction.commitNowAllowingStateLoss()
+    }
+
     private fun setupBottomNavigation() {
         val sortedTabs = bottomNavEntries.sortedBy { it.bottomNavPosition() }
         binding.bottomNav.menu.clear()

app/src/main/res/values/strings.xml

@@ -1,3 +1,4 @@
 <resources>
     <string name="app_name">Your App Name</string>
+    <string name="no_bottom_navigation_defined">No bottom navigation defined</string>
 </resources>