wajahatkarim3

override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    setHasOptionsMenu(true)
}

wajahatkarim3

override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
        inflater.inflate(R.menu.search_menu, menu)
    }

wajahatkarim3

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <item android:title="Search"
        android:icon="@drawable/ic_baseline_search_24"
        app:showAsAction="always"
        android:iconTint="@color/colorWhite"/>

</menu>

wajahatkarim3

<?xml version="1.0" encoding="utf-8"?>
<navigation xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/bottom_nav_graph.xml"
    app:startDestination="@id/homeFragment">

    <fragment
        android:id="@+id/homeFragment"
        android:name="com.wajahatkarim3.bottomnavigationdemo.HomeFragment"

wajahatkarim3

class NotificationsFragment : Fragment() {

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_notifications, container, false)
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        setupViews()

wajahatkarim3

fun showBottomNavigation()
{
    bottomNavView.visibility = View.VISIBLE
}

fun hideBottomNavigation()
{
    bottomNavView.visibility = View.GONE
}

wajahatkarim3

override fun onAttach(context: Context) {
    super.onAttach(context)
    (activity as MainActivity).hideBottomNavigation()
}

override fun onDetach() {
    (activity as MainActivity).showBottomNavigation()
    super.onDetach()
}

wajahatkarim3

private var backPressedOnce = false

override fun onBackPressed() 
{
    var navController = findNavController(R.id.fragNavHost)
    
    // Check if the current destination is actually the start sestination (Home screen)
    if (navController.graph.startDestination == navController.currentDestination?.id)
    {
        // Check if back is already pressed. If yes, then exit the app.

wajahatkarim3

class MainActivity : AppCompatActivity() 
{
    // Other methods of your Activity
    
    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
        super.onActivityResult(requestCode, resultCode, data)
        
        //  Capture Image with Camera
        if (requestCode == CAMERA_IMAGE_REQUEST && resultCode == Activity.RESULT_OK) {
            if (data != null) {

wajahatkarim3

implementation 'androidx.activity:activity-ktx:1.2.0-alpha04'
implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha04'