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onTabTapped method

void onTabTapped (int index)

<p>Handles click on <a href="https:api.flutter.dev/flutter/widgets/BottomNavigationBarItem-class.html">BottomNavigationBarItem</a>.</p> <p><strong>params</strong>:</p> <ul> <li><code>index</code>: it is track of current page index.</li> </ul> <p><strong>returns</strong>: None</p>

Implementation​

void onTabTapped(int index) \{
  currentPageIndex = index;
  notifyListeners();
\}