How to add fragment inside tab in android

In this android programming source code example, we are going to add fragment inside tab in android.

Below is a step by step source code to add fragment inside tab in android.

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#ededed">

    <android.support.design.widget.TabLayout
        android:id="@+id/tabs"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/material_blue_grey_800"
        app:tabGravity="fill"
        app:tabIndicatorColor="@color/colorPrimary"
        app:tabMode="scrollable"
        app:tabSelectedTextColor="@color/colorPrimary"
        app:tabTextColor="@color/white" />

    <android.support.v4.view.ViewPager
        android:id="@+id/viewpager"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/tabs"/>


</RelativeLayout>

MainActivity.java

import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

public class FragmentActivity6 extends AppCompatActivity {
    private TabLayout tabLayout;
    private ViewPager viewPager;
    private int int_items = 5 ;



    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_fragment6);
        tabLayout = (TabLayout) findViewById(R.id.tabs);
        viewPager = (ViewPager) findViewById(R.id.viewpager);

        viewPager.setAdapter(new MyAdapter(getSupportFragmentManager()));

        tabLayout.post(new Runnable() {
            @Override
            public void run() {
                tabLayout.setupWithViewPager(viewPager);
            }
        });
    }

    class MyAdapter extends FragmentPagerAdapter {

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

        @Override
        public Fragment getItem(int position) {
            switch (position){
                case 0 : return new Fragment6();
                case 1 : return new Fragment6();
                case 2 : return new Fragment6();
                case 3 : return new Fragment6();
                case 4 : return new Fragment6();
            }
            return null;
        }

        @Override
        public int getCount() {
            return int_items;
        }

        @Override
        public CharSequence getPageTitle(int position) {

            switch (position){
                case 0 :
                    return "Fragment1";
                case 1 :
                    return "Fragment2";
                case 2 :
                    return "Fragment3";
                case 3 :
                    return "Fragment4";
                case 4 :
                    return "Fragment5";
            }
            return null;
        }
    }

}

fragment_fragment6.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#ededed">

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:text="Fragment inside Tab"
        android:gravity="center"
        android:textSize="20sp"/>

</RelativeLayout>

Fragment6.java

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

public class Fragment6 extends Fragment{

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.fragment_fragment6, container, false);

        return view;
    }

}

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