void setupViewPager(ViewPager viewPager)
    {
        var adapter = new Adapter(SupportFragmentManager);
        adapter.AddFragment(new TabArtistas(), "Artistas");
        adapter.AddFragment(new TabFilmes(), "Filmes");
        adapter.AddFragment(new TabPremios(), "Prêmios");
        viewPager.Adapter = adapter;
        viewpager.Adapter.NotifyDataSetChanged();
    }