MyAdapter.java

package com.example.dell.aryashitlist;

import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.support.v4.app.FragmentTransaction;

import java.util.ArrayList;

/**
 * Created by kriti on 05-01-2017.
 */

public class MyAdapter extends FragmentStatePagerAdapter {
    private final ArrayList<Fragment> mFragmentList = new ArrayList<>();
    private final ArrayList<String> mFragmentTitleList = new ArrayList<>();

    public MyAdapter(FragmentManager fm) {
        super(fm);
    }

    @Override
    public Fragment getItem(int position) {
        return mFragmentList.get(position);
    }

    @Override
    public int getCount() {
        return mFragmentList.size();
    }

    @Override
    public CharSequence getPageTitle(int position) {
        return mFragmentTitleList.get(position);
    }

    public void addFrag(Fragment fragment, String name) {
        mFragmentList.add(fragment);
        mFragmentTitleList.add(name);
    }

    public void removeFrag(int position){
        Fragment fragment = mFragmentList.get(position);
        mFragmentList.remove(position);
        mFragmentTitleList.remove(position);
        destroyFragmentView(fragment);
    }

    public void destroyFragmentView(Object object) {
        FragmentManager manager = ((Fragment) object).getFragmentManager();
        FragmentTransaction trans = manager.beginTransaction();
        trans.remove((Fragment) object);
        trans.commit();
    }
}