GitHub - davidmorford/TabBarKit: A flexible Tab Bar implementation for iPhone and iPad

TabBarKit Highlights No backing or support images required to draw the tab bar interface. The bar, tab item selections and arrow indicator are implemented as CALayers. Tab bar and tab items support two styles, a standard appearance a la UITabBar or with an arrow indicator a la Tweetie / Twitter). UIImage category takes black images masks and renders with gray and blue selection gradients like UITa

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吹き出しっぽいタブバーを作れるライブラリ。