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Appcelerator Titanium Smartphone App Development Cookbook - Second Edition by Jason Kneen

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Working with Navigation and TabGroups

In iOS, we are used to seeing two classic methods of navigation: TabGroups and Navigation Windows. Both are very similar in the sense that they maintain a stack of windows that allow you to navigate between them, automatically creating a "back" link for you in iOS. But TabGroups differ; they provide Tabs that appear along the bottom of a window in iOS, and at the top in Android. With a TabGroup, you can switch between your main primary tab windows, and then subnavigate into those windows if required.

A Navigation Window, on the other hand, is just a single window. Think of it as a single tab from a TabGroup. You can open subwindows within it, but there are no tabs—also this is for iOS only.

In this recipe, we'll ...

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