Use navigation Bar Items(leading:) to add navigation bar items to the leading edge of the navigation bar for this view.. Additionally, you can swipe back to the previous screen. Letâs see how we can get the height of Navigation bar. Adding a navigation bar - Hacking with Swift 1.) iOS This modifier only takes effect when this view is inside of and ⦠A custom navigation bar for each view controller. When the navigation bar takes up too much space on a small screen, and you do not want to display it vertically by default, you can use hide and show classes on specific links in the navigation bar. It helps users navigate between destinations and initiate key actions. This article describes the basic concepts of creating responsive website using Bootstrap. When the navigation bar takes up too much space on a small screen, and you do not want to display it vertically by default, you can use hide and show ⦠Retina Graphics. navigation bar height swift Similarly an image with a @3x modifier has a scale of 3.0. Add Gradient in Navigation Bar using Extension in Swift 3.0 items - navigation items, item length should be from 3 to 5. selectedIndex - the current item index.