Remove all fragments but the "Events" one

app/src/main/java/eu/steffo/twom/MainActivity.kt

@@ -13,6 +13,9 @@ import androidx.drawerlayout.widget.DrawerLayout
 import androidx.appcompat.app.AppCompatActivity
 import eu.steffo.twom.databinding.ActivityMainBinding
 
+/**
+ * The main activity of the application.
+ */
 class MainActivity : AppCompatActivity() {
 
     private lateinit var appBarConfiguration: AppBarConfiguration
@@ -37,7 +40,7 @@ class MainActivity : AppCompatActivity() {
         // menu should be considered as top level destinations.
         appBarConfiguration = AppBarConfiguration(
             setOf(
-                R.id.nav_home, R.id.nav_gallery, R.id.nav_slideshow
+                R.id.nav_events
             ), drawerLayout
         )
         setupActionBarWithNavController(navController, appBarConfiguration)

app/src/main/java/eu/steffo/twom/ui/events/EventsFragment.kt

@@ -1,4 +1,4 @@
-package eu.steffo.twom.ui.home
+package eu.steffo.twom.ui.events
 
 import android.os.Bundle
 import android.view.LayoutInflater
@@ -9,7 +9,7 @@ import androidx.fragment.app.Fragment
 import androidx.lifecycle.ViewModelProvider
 import eu.steffo.twom.databinding.FragmentHomeBinding
 
-class HomeFragment : Fragment() {
+class EventsFragment : Fragment() {
 
     private var _binding: FragmentHomeBinding? = null
 
@@ -22,14 +22,14 @@ class HomeFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val homeViewModel =
+        val eventsViewModel =
-            ViewModelProvider(this).get(HomeViewModel::class.java)
+            ViewModelProvider(this).get(EventsViewModel::class.java)
 
         _binding = FragmentHomeBinding.inflate(inflater, container, false)
         val root: View = binding.root
 
         val textView: TextView = binding.textHome
-        homeViewModel.text.observe(viewLifecycleOwner) {
+        eventsViewModel.text.observe(viewLifecycleOwner) {
             textView.text = it
         }
         return root

app/src/main/java/eu/steffo/twom/ui/events/EventsViewModel.kt

@@ -1,10 +1,10 @@
-package eu.steffo.twom.ui.home
+package eu.steffo.twom.ui.events
 
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 
-class HomeViewModel : ViewModel() {
+class EventsViewModel : ViewModel() {
 
     private val _text = MutableLiveData<String>().apply {
         value = "This is home Fragment"

app/src/main/java/eu/steffo/twom/ui/gallery/GalleryFragment.kt

@@ -1,42 +0,0 @@
-package eu.steffo.twom.ui.gallery
-
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.widget.TextView
-import androidx.fragment.app.Fragment
-import androidx.lifecycle.ViewModelProvider
-import eu.steffo.twom.databinding.FragmentGalleryBinding
-
-class GalleryFragment : Fragment() {
-
-    private var _binding: FragmentGalleryBinding? = null
-
-    // This property is only valid between onCreateView and
-    // onDestroyView.
-    private val binding get() = _binding!!
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        val galleryViewModel =
-            ViewModelProvider(this).get(GalleryViewModel::class.java)
-
-        _binding = FragmentGalleryBinding.inflate(inflater, container, false)
-        val root: View = binding.root
-
-        val textView: TextView = binding.textGallery
-        galleryViewModel.text.observe(viewLifecycleOwner) {
-            textView.text = it
-        }
-        return root
-    }
-
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
-}

app/src/main/java/eu/steffo/twom/ui/gallery/GalleryViewModel.kt

@@ -1,13 +0,0 @@
-package eu.steffo.twom.ui.gallery
-
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-
-class GalleryViewModel : ViewModel() {
-
-    private val _text = MutableLiveData<String>().apply {
-        value = "This is gallery Fragment"
-    }
-    val text: LiveData<String> = _text
-}

app/src/main/java/eu/steffo/twom/ui/slideshow/SlideshowFragment.kt

@@ -1,42 +0,0 @@
-package eu.steffo.twom.ui.slideshow
-
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.widget.TextView
-import androidx.fragment.app.Fragment
-import androidx.lifecycle.ViewModelProvider
-import eu.steffo.twom.databinding.FragmentSlideshowBinding
-
-class SlideshowFragment : Fragment() {
-
-    private var _binding: FragmentSlideshowBinding? = null
-
-    // This property is only valid between onCreateView and
-    // onDestroyView.
-    private val binding get() = _binding!!
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        val slideshowViewModel =
-            ViewModelProvider(this).get(SlideshowViewModel::class.java)
-
-        _binding = FragmentSlideshowBinding.inflate(inflater, container, false)
-        val root: View = binding.root
-
-        val textView: TextView = binding.textSlideshow
-        slideshowViewModel.text.observe(viewLifecycleOwner) {
-            textView.text = it
-        }
-        return root
-    }
-
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
-}

app/src/main/java/eu/steffo/twom/ui/slideshow/SlideshowViewModel.kt

@@ -1,13 +0,0 @@
-package eu.steffo.twom.ui.slideshow
-
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-
-class SlideshowViewModel : ViewModel() {
-
-    private val _text = MutableLiveData<String>().apply {
-        value = "This is slideshow Fragment"
-    }
-    val text: LiveData<String> = _text
-}

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

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".ui.home.HomeFragment">
+    tools:context=".ui.events.EventsFragment">
 
     <TextView
         android:id="@+id/text_home"

app/src/main/res/menu/activity_main_drawer.xml

@@ -5,16 +5,8 @@
 
     <group android:checkableBehavior="single">
         <item
-            android:id="@+id/nav_home"
+            android:id="@+id/nav_events"
-            android:icon="@drawable/ic_menu_camera"
-            android:title="@string/menu_home" />
-        <item
-            android:id="@+id/nav_gallery"
             android:icon="@drawable/ic_menu_gallery"
-            android:title="@string/menu_gallery" />
+            android:title="@string/menu_events" />
-        <item
-            android:id="@+id/nav_slideshow"
-            android:icon="@drawable/ic_menu_slideshow"
-            android:title="@string/menu_slideshow" />
     </group>
 </menu>

app/src/main/res/navigation/mobile_navigation.xml

@@ -3,23 +3,12 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/mobile_navigation"
-    app:startDestination="@+id/nav_home">
+    app:startDestination="@+id/nav_events">
 
     <fragment
-        android:id="@+id/nav_home"
+        android:id="@+id/nav_events"
-        android:name="eu.steffo.twom.ui.home.HomeFragment"
+        android:name="eu.steffo.twom.ui.events.EventsFragment"
-        android:label="@string/menu_home"
+        android:label="@string/menu_events"
         tools:layout="@layout/fragment_home" />
 
-    <fragment
-        android:id="@+id/nav_gallery"
-        android:name="eu.steffo.twom.ui.gallery.GalleryFragment"
-        android:label="@string/menu_gallery"
-        tools:layout="@layout/fragment_gallery" />
-
-    <fragment
-        android:id="@+id/nav_slideshow"
-        android:name="eu.steffo.twom.ui.slideshow.SlideshowFragment"
-        android:label="@string/menu_slideshow"
-        tools:layout="@layout/fragment_slideshow" />
 </navigation>

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

@@ -7,7 +7,5 @@
     <string name="nav_header_desc">Navigation header</string>
     <string name="action_settings">Settings</string>
 
-    <string name="menu_home">Home</string>
+    <string name="menu_events">Events</string>
-    <string name="menu_gallery">Gallery</string>
-    <string name="menu_slideshow">Slideshow</string>
 </resources>