title: android ViewPager onCreateVew() not call when change page
body: <p>here is my code: 
   class MyDishActualBaseFragment extends Fragment </p>
  
  <pre><code>@Override
      public void onCreate(Bundle savedInstanceState) {
          // TODO Auto-generated method stub
          super.onCreate(savedInstanceState);
          Bundle data = getArguments();
          categoryID = data.getInt("categoryID", 0);
      }
  
      @Override
      public View onCreateView(final LayoutInflater inflater,
              ViewGroup container, Bundle savedInstanceState) {
          // TODO Auto-generated method stub
          View v = inflater.inflate(R.layout.update_actual_dish_layout_adapter,
                  container, false);
          if (categoryID == 0) {
              Toast.makeText(mContext, "Page1:", 3000)
                      .show();
          } if (categoryID == 1) {
              Toast.makeText(mContext, "Page2:", 3000)
                      .show();
  
          }
          return v;
      }
  </code></pre>
  
  <p>here is class MyDishActualFragment extends FragmentPagerAdapter:</p>
  
  <pre><code>@Override
      public Fragment getItem(int pos) {
          // TODO Auto-generated method stub
          MyDishActualBaseFragment myFragment = new MyDishActualBaseFragment(
                  mContext,listDishEntity);
          Bundle data = new Bundle();
          data.putInt("categoryID", pos);
          myFragment.setArguments(data);
          return myFragment;
      }
  </code></pre>
  
  <p>My problem is the Toast only display once, ("page1" and " page2" only display once when run this code) when I change page 1 -> 2, The Toast not display. So what problem is? 
   Anyone help me, thanks so much.</p>