Action views on mobile devices Action views are rendered following mobile specific standards. Overview of action views on mobile devicesThis is a short overview about action view rendering with the front-ends for mobile devices.iOS navigation controller and toolbar paneOn iOS devices, apps can display a navigation controller and a toolbar pane.iOS default action views decorationCommon default action views get a decoration implicitly, following iOS standards.Android action barOn Android devices, apps show an action bar.Android floating action buttonOn Android™ devices, apps using material design show a Floating Action Button (FAB).Android default action views decorationCommon default action views get a decoration implicitly based on Android standards.