@Override protected void onCreate(Bundle savedInstanceState) { Log.i(TAG, "setting selected id from intent"); setSelectedItemIDFromIntent(); ActiveUser activeUser = ((GiveOrTakeApplication) getApplication()).getActiveUser(); if (activeUser == null || activeUser.getUserID() == null) { Intent logoutIntent = new Intent(this, LoginActivity.class); logoutIntent.putExtra(LoginFragment.EXTRA_LOGIN_ACTION, LoginFragment.LOGOUT); logoutIntent.putExtra(MainActivity.EXTRA_ITEM_ID, getSelectedItemID()); startActivity(logoutIntent); finish(); } super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // Set up the action bar. final ActionBar actionBar = getActionBar(); actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); // Create the adapter that will return a fragment for each of the three // primary sections of the app. mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager()); // Set up the ViewPager with the sections adapter. mViewPager = (ViewPager) findViewById(R.id.pager); mViewPager.setAdapter(mSectionsPagerAdapter); // When swiping between different sections, select the corresponding // tab. We can also use ActionBar.Tab#select() to do this if we have // a reference to the Tab. mViewPager.setOnPageChangeListener( new ViewPager.SimpleOnPageChangeListener() { @Override public void onPageSelected(int position) { actionBar.setSelectedNavigationItem(position); } }); // For each of the sections in the app, add a tab to the action bar. for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) { // Create a tab with text corresponding to the page title defined by // the adapter. Also specify this Activity object, which implements // the TabListener interface, as the callback (listener) for when // this tab is selected. actionBar.addTab( actionBar .newTab() .setText(mSectionsPagerAdapter.getPageTitle(i)) .setIcon(mSectionsPagerAdapter.getPageIcon(i)) .setTabListener(this)); } actionBar.selectTab(actionBar.getTabAt(DEFAULT_SELECTED_TAB)); Long itemID = getSelectedItemID(); if (itemID != null) { actionBar.selectTab(actionBar.getTabAt(FREE_ITEMS_TAB)); } }