To enable color theming for menu items you will also need to set the materialThemeOverlay attribute to a ThemeOverlay which sets the colorControlNormalĪttribute to the correct color. FAB_ALIGNMENT_MODE_END is the secondary mode with the FAB on the side.ĭo not use the android:background attribute or call tBackgroundīecause the BottomAppBar manages its background internally. FAB_ALIGNMENT_MODE_CENTER mode is the primary mode with the FAB isĬentered.

There are two modes which determine where the FAB is shown relative to the BottomAppBar.

ExtendedFloatingActionButton can be anchored to the BottomAppBar, butĬurrently animations and the cutout are not supported. Note: The Material Design Guidelines caution against using an ExtendedFloatingActionButton with a BottomAppBar, so there is limited support for that A FAB is anchored to BottomAppBar by callingĬ(int), or by setting app:layout_anchor

The Bottom App Bar is an extension of Toolbar that supports a shaped background that 'cradles' anĪttached FloatingActionButton.

Android studio icon for bottom bar