Sự kiện chọn vào Tablayout

tabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
    @Override
    public void onTabSelected(TabLayout.Tab tab) {
        if(tab.getPosition()==1){
                tabLayout.setTabTextColors(ContextCompat.getColor(getActivity(), R.color.unselected_tab),ContextCompat.getColor(getActivity(), R.color.tab_selection));
            }else{
                tabLayout.setTabTextColors(ContextCompat.getColor(getActivity(), R.color.unselected_tab),ContextCompat.getColor(getActivity(), R.color.white));

            }

 // same thing goes with other tabs too
 // Just change your tab text on selected/deselected as above

    }

    @Override
    public void onTabUnselected(TabLayout.Tab tab) {
        tab.setCustomView(null);
    }

    @Override
    public void onTabReselected(TabLayout.Tab tab) {

    }
});