package com.frozendevs.periodictable.activity; import android.content.Intent; import android.os.Bundle; import android.support.design.widget.TabLayout; import android.support.v4.view.ViewPager; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.Toolbar; import android.view.Menu; import android.view.MenuItem; import com.frozendevs.periodictable.R; import com.frozendevs.periodictable.fragment.ElementsFragment; import com.frozendevs.periodictable.fragment.TableFragment; import com.frozendevs.periodictable.model.adapter.ViewPagerAdapter; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_activity); Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); getSupportActionBar().setDisplayHomeAsUpEnabled(false); ViewPagerAdapter pagerAdapter = new ViewPagerAdapter(this); pagerAdapter.addPage(R.string.fragment_title_elements, ElementsFragment.class, null); pagerAdapter.addPage(R.string.fragment_title_table, TableFragment.class, null); ViewPager viewPager = (ViewPager) findViewById(R.id.pager); viewPager.setAdapter(pagerAdapter); TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs); tabLayout.setupWithViewPager(viewPager); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main_menu, menu); return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_about: startActivity(new Intent(this, SettingsActivity.class)); return true; } return super.onOptionsItemSelected(item); } }