53.8 Performing the Initialization Tasks

The remaining tasks involve initializing the TabLayout, ViewPager and TabPagerAdapter instances and declaring the main activity class as implementing fragment interaction listeners for each of the four tab fragments. Edit the MainActivity.kt file so that it reads as follows:

package com.ebookfrenzy.tablayoutdemo

 

import android.os.Bundle

import com.google.android.material.snackbar.Snackbar

import androidx.appcompat.app.AppCompatActivity

import android.view.Menu

import android.view.MenuItem

import com.google.android.material.tabs.TabLayout

import android.net.Uri

 

class MainActivity : AppCompatActivity(),

           Tab1Fragment.OnFragmentInteractionListener,

           Tab2Fragment.OnFragmentInteractionListener,

           Tab3Fragment...