There is new feature added in flutter in BottomNavigationBarItem that is active icon. we can use it to tell what should be the icon when a tab is active bottomNavigationBar : new BottomNavigationBar( currentIndex: index, onTap: (int index) { setState(() { this.index = index; } ); _navigateToScreens(index); }, type: BottomNavigationBarType.fixed, items: [ new BottomNavigationBarItem( backgroundColor: … Read more
Its deprecated according to github sources: BottomNavigationView.setOnNavigationItemSelectedListener In its comment you can read: @deprecated Use {@link NavigationBarView#setOnItemSelectedListener(OnItemSelectedListener)} * instead. so use NavigationBarView.setOnItemSelectedListener from its base class: /** * Set a listener that will be notified when a navigation item is selected. This listener will * also be notified when the currently selected item is reselected, … Read more
There is some issue with material:1.1.0-alpha01 A simple solution is to change the parent theme <style name=”AppTheme” parent=”Theme.MaterialComponents.Light.DarkActionBar”> <!– Customize your theme here. –> </style>
The solution using reflection doesn’t work anymore because the field mShiftingMode was removed. There’s an easy way to do it now: Use Support Library 28 or higher and just add app:labelVisibilityMode=”labeled” to your BottomNavigationView XML declaration.