Viewpager muammosi

// Adapteri viewpagerni 
class ViewPagerAdapter(fm: FragmentManager,var stringList:ArrayList<String>
                                           ,var fragmentList:ArrayList<Fragment>)
                       : FragmentStatePagerAdapter(fm,BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT) {

    override fun getItem(position: Int): Fragment {
      return fragmentList[position]
    }

    override fun getCount(): Int {return stringList.size}

    override fun getPageTitle(position: Int): CharSequence? {
        return stringList[position]
    }

    fun AddFragment(fragment: Fragment,string: String){
        fragmentList.add(fragment)
        stringList.add(string)
    }

    override fun getItemPosition(`object`: Any): Int {
        return super.getItemPosition(`object`)
    }

}



// Fragmentim

class OrdersFragment : Fragment() {
    private lateinit var tabLayout: TabLayout
    private lateinit var viewPager: ViewPager
    private lateinit var viewPagerAdapter: ViewPagerAdapter
    private var titlestring = ArrayList<String>()
    private var fragmentstring = ArrayList<Fragment>()

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        var view:View=inflater.inflate(R.layout.fragment_orders, container, false)
        tabLayout=view.findViewById(R.id.tablayout_orders)
        viewPager=view.findViewById(R.id.viewpager_orders)

        viewPagerAdapter= ViewPagerAdapter(childFragmentManager,titlestring,fragmentstring)
        viewPagerAdapter.AddFragment(HozirgiZakazlar(),"Hozirgi")
        viewPagerAdapter.AddFragment(OldingiZakazlar(),"Oldingi")
        viewPager.adapter=viewPagerAdapter
        tabLayout.setupWithViewPager(viewPager)
        return view
    }
}
//