EEToolbarCenterButton
February 26, 2012 • MIT License
EEToolbarCenterButton is a component to add a featured button to the center of UIToolbar. It handles button alignment, and helps you use buttom images whose height is larger than UIToolbar height.
Center Button in Tab Bar
January 04, 2011 • Unspecified License
As seen in Instagram, Path, DailyBooth, and other apps, place a button in the center of a UITabBar to let the user perform some action that is central to the application's purpose.