Скачать или смотреть Flutter Bottom Navigation Bar In Flutter | BottomNavigationBar Material Library

Here's a simple example of how to use BottomNavigationBar in a Flutter application, We make the Bottom Navigation Bar an Easy way for our flutter app. See the full Video and watch carefully. I hope this tutorial helps you a lot.

BottomNavigationBar: https://thbd.in/flutter-bottom-naviga...

Explanation:
MyApp: The root widget of the app.
HomePage: The main page containing the Body & BottomNavigationBar.
IndexedStack: IndexedStack is used for the change screen by BottomNavigationBar clicked.
_children: A list of widgets, each representing a different screen (e.g., Home, Message, Trends, Account).
_onTabTapped: A method that updates the index of the currently selected tab.
BottomNavigationBar: The navigation bar at the bottom, where each BottomNavigationBarItem corresponds to a different tab.
HomeScreen, MessageScreen, TrendsScreen, and AccountScreen: Simple stateful widgets representing different screens.
This setup creates a basic app with three tabs: Home, Message, Trends, and Account. Tapping on a tab switches the displayed content accordingly.

BottomNavigationBar, Style BottomNavigationBar in Flutter, How to switch BottomNavigationBar tabs Programmatically, How to build a bottom navigation bar in Flutter, Flutter BottomNavigationBar Widget, Flutter Tutorial: How To Working With Bottom Navigation Bar


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