private void populateWindowList() { if (mActionBar == null) { // Not needed return; } if (mTermSessions != null) { int position = mViewFlipper.getDisplayedChild(); WindowListAdapter adapter = mWinListAdapter; if (adapter == null) { adapter = new WindowListActionBarAdapter(mTermSessions); mWinListAdapter = adapter; SessionList sessions = mTermSessions; sessions.addCallback(adapter); sessions.addTitleChangedListener(adapter); mViewFlipper.addCallback(adapter); mActionBar.setListNavigationCallbacks(adapter, mWinListItemSelected); } else { adapter.setSessions(mTermSessions); } mActionBar.setSelectedNavigationItem(position); } }