Button type navigation, select learning IOS programming source code, a good reference.

.gitignore
README.markdown
SESpringBoardDemo
SESpringBoardDemo.xcodeproj
...........................\project.pbxproj
...........................\project.xcworkspace
...........................\...................\contents.xcworkspacedata
.................\AppDelegate.h
.................\AppDelegate.m
.................\ChildViewController.h
.................\ChildViewController.m
.................\ChildViewController.xib
.................\en.lproj
.................\........\InfoPlist.strings
.................\........\ViewController.xib
.................\Icons
.................\.....\digg.png
.................\.....\facebook.png
.................\.....\google.png
.................\.....\linkedin.png
.................\.....\navbtn_home.png
.................\.....\navbtn_home@2x.png
.................\.....\rss.png
.................\.....\su.png
.................\.....\technorati.png
.................\.....\twitter.png
.................\.....\youtube.png
.................\main.m
.................\SESpringBoard
.................\SESpringBoardDemo-Info.plist
.................\SESpringBoardDemo-Prefix.pch
.................\.............\btn_delete.png
.................\.............\SEMenuItem.h
.................\.............\SEMenuItem.m
.................\.............\SESpringBoard.h
.................\.............\SESpringBoard.m
.................\.............\SEViewController.h
.................\.............\SEViewController.m
.................\ViewController.h
.................\ViewController.m

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