/** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    TextView altezza = (TextView) findViewById(R.id.height);
    TextView altdens = (TextView) findViewById(R.id.heightden);
    TextView larghezza = (TextView) findViewById(R.id.width);
    TextView largdens = (TextView) findViewById(R.id.widthden);
    TextView diagonale = (TextView) findViewById(R.id.inches);

    int actionbarheight = 0;
    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
      ActionBar bar = getActionBar();

      if (bar != null) actionbarheight = bar.getHeight();
    }

    MainApplication.calculateScreenSizeInInches(getWindowManager(), actionbarheight);

    altezza.setText("Altezza (in pixel) = " + MainApplication.getScreenH());
    altdens.setText(
        "Densità altezza (in pollici) = " + String.valueOf(MainApplication.getScreenDh()));
    larghezza.setText("Larghezza (in pixel) = " + MainApplication.getScreenW());
    largdens.setText(
        "Densità larghezza (in pollici) = " + String.valueOf(MainApplication.getScreenDw()));
    diagonale.setText(
        "Diagonale (in pollici) = " + String.valueOf(MainApplication.getScreen_size_in_inches()));
  }