Hour 12. Adding Navigation and Tab Bar Controllers
Because the iPhone screen is small, many iPhone applications present information on multiple screens, each of which displays a different set of data. The simplest form of multiple-screen application uses animations to switch between two views.
Tab bars provide the next level of complexity: Tapping an item on the tab bar selects its view.
Navigation bars go further than tab bars, working with table view controllers to provide a hierarchical navigation structure.
Using Modal View Controllers
The simplest example of a multiscreen application consists of manually ...
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